Implementation of a LocalFileSystem using S25FL216K serial flash memory. Currently only 256kB available!

Dependencies:   S25FL216K

Fork of S25FL216K_USBFileSystem by Erik -

Files at this revision

API Documentation at this revision

Comitter:
mkilivan
Date:
Tue Dec 23 21:36:32 2014 +0000
Parent:
4:2642d0729f55
Commit message:
initial commit

Changed in this revision

FATFileSystem/ChaN/ccsbcs.cpp Show annotated file Show diff for this revision Revisions of this file
FATFileSystem/ChaN/diskio.cpp Show annotated file Show diff for this revision Revisions of this file
FATFileSystem/ChaN/diskio.h Show annotated file Show diff for this revision Revisions of this file
FATFileSystem/ChaN/ff.cpp Show annotated file Show diff for this revision Revisions of this file
FATFileSystem/ChaN/ff.h Show annotated file Show diff for this revision Revisions of this file
FATFileSystem/ChaN/ffconf.h Show annotated file Show diff for this revision Revisions of this file
FATFileSystem/ChaN/integer.h Show annotated file Show diff for this revision Revisions of this file
FATFileSystem/FATDirHandle.cpp Show annotated file Show diff for this revision Revisions of this file
FATFileSystem/FATDirHandle.h Show annotated file Show diff for this revision Revisions of this file
FATFileSystem/FATFileHandle.cpp Show annotated file Show diff for this revision Revisions of this file
FATFileSystem/FATFileHandle.h Show annotated file Show diff for this revision Revisions of this file
FATFileSystem/FATFileSystem.cpp Show annotated file Show diff for this revision Revisions of this file
FATFileSystem/FATFileSystem.h Show annotated file Show diff for this revision Revisions of this file
Flash_FileSystem.cpp Show annotated file Show diff for this revision Revisions of this file
Flash_FileSystem.h Show annotated file Show diff for this revision Revisions of this file
Flash_USBFileSystem.cpp Show diff for this revision Revisions of this file
Flash_USBFileSystem.h Show diff for this revision Revisions of this file
USBFileSystem.lib Show diff for this revision Revisions of this file
diff -r 2642d0729f55 -r c8918e47c566 FATFileSystem/ChaN/ccsbcs.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/FATFileSystem/ChaN/ccsbcs.cpp	Tue Dec 23 21:36:32 2014 +0000
@@ -0,0 +1,540 @@
+/*------------------------------------------------------------------------*/
+/* Unicode - Local code bidirectional converter  (C)ChaN, 2009            */
+/* (SBCS code pages)                                                      */
+/*------------------------------------------------------------------------*/
+/*  437   U.S. (OEM)
+/   720   Arabic (OEM)
+/   1256  Arabic (Windows)
+/   737   Greek (OEM)
+/   1253  Greek (Windows)
+/   1250  Central Europe (Windows)
+/   775   Baltic (OEM)
+/   1257  Baltic (Windows)
+/   850   Multilingual Latin 1 (OEM)
+/   852   Latin 2 (OEM)
+/   1252  Latin 1 (Windows)
+/   855   Cyrillic (OEM)
+/   1251  Cyrillic (Windows)
+/   866   Russian (OEM)
+/   857   Turkish (OEM)
+/   1254  Turkish (Windows)
+/   858   Multilingual Latin 1 + Euro (OEM)
+/   862   Hebrew (OEM)
+/   1255  Hebrew (Windows)
+/   874   Thai (OEM, Windows)
+/   1258  Vietnam (OEM, Windows)
+*/
+
+#include "ff.h"
+
+
+#if _CODE_PAGE == 437
+#define _TBLDEF 1
+static
+const WCHAR Tbl[] = {   /*  CP437(0x80-0xFF) to Unicode conversion table */
+    0x00C7, 0x00FC, 0x00E9, 0x00E2, 0x00E4, 0x00E0, 0x00E5, 0x00E7,
+    0x00EA, 0x00EB, 0x00E8, 0x00EF, 0x00EE, 0x00EC, 0x00C4, 0x00C5,
+    0x00C9, 0x00E6, 0x00C6, 0x00F4, 0x00F6, 0x00F2, 0x00FB, 0x00F9,
+    0x00FF, 0x00D6, 0x00DC, 0x00A2, 0x00A3, 0x00A5, 0x20A7, 0x0192,
+    0x00E1, 0x00ED, 0x00F3, 0x00FA, 0x00F1, 0x00D1, 0x00AA, 0x00BA,
+    0x00BF, 0x2310, 0x00AC, 0x00BD, 0x00BC, 0x00A1, 0x00AB, 0x00BB,
+    0x2591, 0x2592, 0x2593, 0x2502, 0x2524, 0x2561, 0x2562, 0x2556,
+    0x2555, 0x2563, 0x2551, 0x2557, 0x255D, 0x255C, 0x255B, 0x2510,
+    0x2514, 0x2534, 0x252C, 0x251C, 0x2500, 0x253C, 0x255E, 0x255F,
+    0x255A, 0x2554, 0x2569, 0x2566, 0x2560, 0x2550, 0x256C, 0x2567,
+    0x2568, 0x2564, 0x2565, 0x2559, 0x2558, 0x2552, 0x2553, 0x256B,
+    0x256A, 0x2518, 0x250C, 0x2588, 0x2584, 0x258C, 0x2590, 0x2580,
+    0x03B1, 0x00DF, 0x0393, 0x03C0, 0x03A3, 0x03C3, 0x00B5, 0x03C4,
+    0x03A6, 0x0398, 0x03A9, 0x03B4, 0x221E, 0x03C6, 0x03B5, 0x2229,
+    0x2261, 0x00B1, 0x2265, 0x2264, 0x2320, 0x2321, 0x00F7, 0x2248,
+    0x00B0, 0x2219, 0x00B7, 0x221A, 0x207F, 0x00B2, 0x25A0, 0x00A0
+};
+
+#elif _CODE_PAGE == 720
+#define _TBLDEF 1
+static
+const WCHAR Tbl[] = {   /*  CP720(0x80-0xFF) to Unicode conversion table */
+    0x0000, 0x0000, 0x00E9, 0x00E2, 0x0000, 0x00E0, 0x0000, 0x00E7,
+    0x00EA, 0x00EB, 0x00E8, 0x00EF, 0x00EE, 0x0000, 0x0000, 0x0000,
+    0x0000, 0x0651, 0x0652, 0x00F4, 0x00A4, 0x0640, 0x00FB, 0x00F9,
+    0x0621, 0x0622, 0x0623, 0x0624, 0x00A3, 0x0625, 0x0626, 0x0627,
+    0x0628, 0x0629, 0x062A, 0x062B, 0x062C, 0x062D, 0x062E, 0x062F,
+    0x0630, 0x0631, 0x0632, 0x0633, 0x0634, 0x0635, 0x00AB, 0x00BB,
+    0x2591, 0x2592, 0x2593, 0x2502, 0x2524, 0x2561, 0x2562, 0x2556,
+    0x2555, 0x2563, 0x2551, 0x2557, 0x255D, 0x255C, 0x255B, 0x2510,
+    0x2514, 0x2534, 0x252C, 0x251C, 0x2500, 0x253C, 0x255E, 0x255F,
+    0x255A, 0x2554, 0x2569, 0x2566, 0x2560, 0x2550, 0x256C, 0x2567,
+    0x2568, 0x2564, 0x2565, 0x2559, 0x2558, 0x2552, 0x2553, 0x256B,
+    0x256A, 0x2518, 0x250C, 0x2588, 0x2584, 0x258C, 0x2590, 0x2580,
+    0x0636, 0x0637, 0x0638, 0x0639, 0x063A, 0x0641, 0x00B5, 0x0642,
+    0x0643, 0x0644, 0x0645, 0x0646, 0x0647, 0x0648, 0x0649, 0x064A,
+    0x2261, 0x064B, 0x064C, 0x064D, 0x064E, 0x064F, 0xO650, 0x2248,
+    0x00B0, 0x2219, 0x00B7, 0x221A, 0x207F, 0x00B2, 0x25A0, 0x00A0
+};
+
+#elif _CODE_PAGE == 737
+#define _TBLDEF 1
+static
+const WCHAR Tbl[] = {   /*  CP737(0x80-0xFF) to Unicode conversion table */
+    0x0391, 0x0392, 0x0393, 0x0394, 0x0395, 0x0396, 0x0397, 0x0398,
+    0x0399, 0x039A, 0x039B, 0x039C, 0x039D, 0x039E, 0x039F, 0x03A0,
+    0x03A1, 0x03A3, 0x03A4, 0x03A5, 0x03A6, 0x03A7, 0x03A8, 0x03A9,
+    0x03B1, 0x03B2, 0x03B3, 0x03B4, 0x03B5, 0x03B6, 0x03B7, 0x03B8,
+    0x03B9, 0x03BA, 0x03BB, 0x03BC, 0x03BD, 0x03BE, 0x03BF, 0x03C0,
+    0x03C1, 0x03C3, 0x03C2, 0x03C4, 0x03C5, 0x03C6, 0x03C7, 0x03C8,
+    0x2591, 0x2592, 0x2593, 0x2502, 0x2524, 0x2561, 0x2562, 0x2556,
+    0x2555, 0x2563, 0x2551, 0x2557, 0x255D, 0x255C, 0x255B, 0x2510,
+    0x2514, 0x2534, 0x252C, 0x251C, 0x2500, 0x253C, 0x255E, 0x255F,
+    0x255A, 0x2554, 0x2569, 0x2566, 0x2560, 0x2550, 0x256C, 0x2567,
+    0x2568, 0x2564, 0x2565, 0x2559, 0x2558, 0x2552, 0x2553, 0x256B,
+    0x256A, 0x2518, 0x250C, 0x2588, 0x2584, 0x258C, 0x2590, 0x2580,
+    0x03C9, 0x03AC, 0x03AD, 0x03AE, 0x03CA, 0x03AF, 0x03CC, 0x03CD,
+    0x03CB, 0x03CE, 0x0386, 0x0388, 0x0389, 0x038A, 0x038C, 0x038E,
+    0x038F, 0x00B1, 0x2265, 0x2264, 0x03AA, 0x03AB, 0x00F7, 0x2248,
+    0x00B0, 0x2219, 0x00B7, 0x221A, 0x207F, 0x00B2, 0x25A0, 0x00A0
+};
+
+#elif _CODE_PAGE == 775
+#define _TBLDEF 1
+static
+const WCHAR Tbl[] = {   /*  CP775(0x80-0xFF) to Unicode conversion table */
+    0x0106, 0x00FC, 0x00E9, 0x0101, 0x00E4, 0x0123, 0x00E5, 0x0107,
+    0x0142, 0x0113, 0x0156, 0x0157, 0x012B, 0x0179, 0x00C4, 0x00C5,
+    0x00C9, 0x00E6, 0x00C6, 0x014D, 0x00F6, 0x0122, 0x00A2, 0x015A,
+    0x015B, 0x00D6, 0x00DC, 0x00F8, 0x00A3, 0x00D8, 0x00D7, 0x00A4,
+    0x0100, 0x012A, 0x00F3, 0x017B, 0x017C, 0x017A, 0x201D, 0x00A6,
+    0x00A9, 0x00AE, 0x00AC, 0x00BD, 0x00BC, 0x0141, 0x00AB, 0x00BB,
+    0x2591, 0x2592, 0x2593, 0x2502, 0x2524, 0x0104, 0x010C, 0x0118,
+    0x0116, 0x2563, 0x2551, 0x2557, 0x255D, 0x012E, 0x0160, 0x2510,
+    0x2514, 0x2534, 0x252C, 0x251C, 0x2500, 0x253C, 0x0172, 0x016A,
+    0x255A, 0x2554, 0x2569, 0x2566, 0x2560, 0x2550, 0x256C, 0x017D,
+    0x0105, 0x010D, 0x0119, 0x0117, 0x012F, 0x0161, 0x0173, 0x016B,
+    0x017E, 0x2518, 0x250C, 0x2588, 0x2584, 0x258C, 0x2590, 0x2580,
+    0x00D3, 0x00DF, 0x014C, 0x0143, 0x00F5, 0x00D5, 0x00B5, 0x0144,
+    0x0136, 0x0137, 0x013B, 0x013C, 0x0146, 0x0112, 0x0145, 0x2019,
+    0x00AD, 0x00B1, 0x201C, 0x00BE, 0x00B6, 0x00A7, 0x00F7, 0x201E,
+    0x00B0, 0x2219, 0x00B7, 0x00B9, 0x00B3, 0x00B2, 0x25A0, 0x00A0
+};
+
+#elif _CODE_PAGE == 850
+#define _TBLDEF 1
+static
+const WCHAR Tbl[] = {   /*  CP850(0x80-0xFF) to Unicode conversion table */
+    0x00C7, 0x00FC, 0x00E9, 0x00E2, 0x00E4, 0x00E0, 0x00E5, 0x00E7,
+    0x00EA, 0x00EB, 0x00E8, 0x00EF, 0x00EE, 0x00EC, 0x00C4, 0x00C5,
+    0x00C9, 0x00E6, 0x00C6, 0x00F4, 0x00F6, 0x00F2, 0x00FB, 0x00F9,
+    0x00FF, 0x00D6, 0x00DC, 0x00F8, 0x00A3, 0x00D8, 0x00D7, 0x0192,
+    0x00E1, 0x00ED, 0x00F3, 0x00FA, 0x00F1, 0x00D1, 0x00AA, 0x00BA,
+    0x00BF, 0x00AE, 0x00AC, 0x00BD, 0x00BC, 0x00A1, 0x00AB, 0x00BB,
+    0x2591, 0x2592, 0x2593, 0x2502, 0x2524, 0x00C1, 0x00C2, 0x00C0,
+    0x00A9, 0x2563, 0x2551, 0x2557, 0x255D, 0x00A2, 0x00A5, 0x2510,
+    0x2514, 0x2534, 0x252C, 0x251C, 0x2500, 0x253C, 0x00E3, 0x00C3,
+    0x255A, 0x2554, 0x2569, 0x2566, 0x2560, 0x2550, 0x256C, 0x00A4,
+    0x00F0, 0x00D0, 0x00CA, 0x00CB, 0x00C8, 0x0131, 0x00CD, 0x00CE,
+    0x00CF, 0x2518, 0x250C, 0x2588, 0x2584, 0x00A6, 0x00CC, 0x2580,
+    0x00D3, 0x00DF, 0x00D4, 0x00D2, 0x00F5, 0x00D5, 0x00B5, 0x00FE,
+    0x00DE, 0x00DA, 0x00DB, 0x00D9, 0x00FD, 0x00DD, 0x00AF, 0x00B4,
+    0x00AD, 0x00B1, 0x2017, 0x00BE, 0x00B6, 0x00A7, 0x00F7, 0x00B8,
+    0x00B0, 0x00A8, 0x00B7, 0x00B9, 0x00B3, 0x00B2, 0x25A0, 0x00A0
+};
+
+#elif _CODE_PAGE == 852
+#define _TBLDEF 1
+static
+const WCHAR Tbl[] = {   /*  CP852(0x80-0xFF) to Unicode conversion table */
+    0x00C7, 0x00FC, 0x00E9, 0x00E2, 0x00E4, 0x016F, 0x0107, 0x00E7,
+    0x0142, 0x00EB, 0x0150, 0x0151, 0x00EE, 0x0179, 0x00C4, 0x0106,
+    0x00C9, 0x0139, 0x013A, 0x00F4, 0x00F6, 0x013D, 0x013E, 0x015A,
+    0x015B, 0x00D6, 0x00DC, 0x0164, 0x0165, 0x0141, 0x00D7, 0x010D,
+    0x00E1, 0x00ED, 0x00F3, 0x00FA, 0x0104, 0x0105, 0x017D, 0x017E,
+    0x0118, 0x0119, 0x00AC, 0x017A, 0x010C, 0x015F, 0x00AB, 0x00BB,
+    0x2591, 0x2592, 0x2593, 0x2502, 0x2524, 0x00C1, 0x00C2, 0x011A,
+    0x015E, 0x2563, 0x2551, 0x2557, 0x255D, 0x017B, 0x017C, 0x2510,
+    0x2514, 0x2534, 0x252C, 0x251C, 0x2500, 0x253C, 0x0102, 0x0103,
+    0x255A, 0x2554, 0x2569, 0x2566, 0x2560, 0x2550, 0x256C, 0x00A4,
+    0x0111, 0x0110, 0x010E, 0x00CB, 0x010F, 0x0147, 0x00CD, 0x00CE,
+    0x011B, 0x2518, 0x250C, 0x2588, 0x2584, 0x0162, 0x016E, 0x2580,
+    0x00D3, 0x00DF, 0x00D4, 0x0143, 0x0144, 0x0148, 0x0160, 0x0161,
+    0x0154, 0x00DA, 0x0155, 0x0170, 0x00FD, 0x00DD, 0x0163, 0x00B4,
+    0x00AD, 0x02DD, 0x02DB, 0x02C7, 0x02D8, 0x00A7, 0x00F7, 0x00B8,
+    0x00B0, 0x00A8, 0x02D9, 0x0171, 0x0158, 0x0159, 0x25A0, 0x00A0
+};
+
+#elif _CODE_PAGE == 855
+#define _TBLDEF 1
+static
+const WCHAR Tbl[] = {   /*  CP855(0x80-0xFF) to Unicode conversion table */
+    0x0452, 0x0402, 0x0453, 0x0403, 0x0451, 0x0401, 0x0454, 0x0404,
+    0x0455, 0x0405, 0x0456, 0x0406, 0x0457, 0x0407, 0x0458, 0x0408,
+    0x0459, 0x0409, 0x045A, 0x040A, 0x045B, 0x040B, 0x045C, 0x040C,
+    0x045E, 0x040E, 0x045F, 0x040F, 0x044E, 0x042E, 0x044A, 0x042A,
+    0x0430, 0x0410, 0x0431, 0x0411, 0x0446, 0x0426, 0x0434, 0x0414,
+    0x0435, 0x0415, 0x0444, 0x0424, 0x0433, 0x0413, 0x00AB, 0x00BB,
+    0x2591, 0x2592, 0x2593, 0x2502, 0x2524, 0x0445, 0x0425, 0x0438,
+    0x0418, 0x2563, 0x2551, 0x2557, 0x255D, 0x0439, 0x0419, 0x2510,
+    0x2514, 0x2534, 0x252C, 0x251C, 0x2500, 0x253C, 0x043A, 0x041A,
+    0x255A, 0x2554, 0x2569, 0x2566, 0x2560, 0x2550, 0x256C, 0x00A4,
+    0x043B, 0x041B, 0x043C, 0x041C, 0x043D, 0x041D, 0x043E, 0x041E,
+    0x043F, 0x2518, 0x250C, 0x2588, 0x2584, 0x041F, 0x044F, 0x2580,
+    0x042F, 0x0440, 0x0420, 0x0441, 0x0421, 0x0442, 0x0422, 0x0443,
+    0x0423, 0x0436, 0x0416, 0x0432, 0x0412, 0x044C, 0x042C, 0x2116,
+    0x00AD, 0x044B, 0x042B, 0x0437, 0x0417, 0x0448, 0x0428, 0x044D,
+    0x042D, 0x0449, 0x0429, 0x0447, 0x0427, 0x00A7, 0x25A0, 0x00A0
+};
+
+#elif _CODE_PAGE == 857
+#define _TBLDEF 1
+static
+const WCHAR Tbl[] = {   /*  CP857(0x80-0xFF) to Unicode conversion table */
+    0x00C7, 0x00FC, 0x00E9, 0x00E2, 0x00E4, 0x00E0, 0x00E5, 0x00E7,
+    0x00EA, 0x00EB, 0x00E8, 0x00EF, 0x00EE, 0x0131, 0x00C4, 0x00C5,
+    0x00C9, 0x00E6, 0x00C6, 0x00F4, 0x00F6, 0x00F2, 0x00FB, 0x00F9,
+    0x0130, 0x00D6, 0x00DC, 0x00F8, 0x00A3, 0x00D8, 0x015E, 0x015F,
+    0x00E1, 0x00ED, 0x00F3, 0x00FA, 0x00F1, 0x00D1, 0x011E, 0x011F,
+    0x00BF, 0x00AE, 0x00AC, 0x00BD, 0x00BC, 0x00A1, 0x00AB, 0x00BB,
+    0x2591, 0x2592, 0x2593, 0x2502, 0x2524, 0x00C1, 0x00C2, 0x00C0,
+    0x00A9, 0x2563, 0x2551, 0x2557, 0x255D, 0x00A2, 0x00A5, 0x2510,
+    0x2514, 0x2534, 0x252C, 0x251C, 0x2500, 0x253C, 0x00E3, 0x00C3,
+    0x255A, 0x2554, 0x2569, 0x2566, 0x2560, 0x2550, 0x256C, 0x00A4,
+    0x00BA, 0x00AA, 0x00CA, 0x00CB, 0x00C8, 0x0000, 0x00CD, 0x00CE,
+    0x00CF, 0x2518, 0x250C, 0x2588, 0x2584, 0x00A6, 0x00CC, 0x2580,
+    0x00D3, 0x00DF, 0x00D4, 0x00D2, 0x00F5, 0x00D5, 0x00B5, 0x0000,
+    0x00D7, 0x00DA, 0x00DB, 0x00D9, 0x00EC, 0x00FF, 0x00AF, 0x00B4,
+    0x00AD, 0x00B1, 0x0000, 0x00BE, 0x00B6, 0x00A7, 0x00F7, 0x00B8,
+    0x00B0, 0x00A8, 0x00B7, 0x00B9, 0x00B3, 0x00B2, 0x25A0, 0x00A0
+};
+
+#elif _CODE_PAGE == 858
+#define _TBLDEF 1
+static
+const WCHAR Tbl[] = {   /*  CP858(0x80-0xFF) to Unicode conversion table */
+    0x00C7, 0x00FC, 0x00E9, 0x00E2, 0x00E4, 0x00E0, 0x00E5, 0x00E7,
+    0x00EA, 0x00EB, 0x00E8, 0x00EF, 0x00EE, 0x00EC, 0x00C4, 0x00C5,
+    0x00C9, 0x00E6, 0x00C6, 0x00F4, 0x00F6, 0x00F2, 0x00FB, 0x00F9,
+    0x00FF, 0x00D6, 0x00DC, 0x00F8, 0x00A3, 0x00D8, 0x00D7, 0x0192,
+    0x00E1, 0x00ED, 0x00F3, 0x00FA, 0x00F1, 0x00D1, 0x00AA, 0x00BA,
+    0x00BF, 0x00AE, 0x00AC, 0x00BD, 0x00BC, 0x00A1, 0x00AB, 0x00BB,
+    0x2591, 0x2592, 0x2593, 0x2502, 0x2524, 0x00C1, 0x00C2, 0x00C0,
+    0x00A9, 0x2563, 0x2551, 0x2557, 0x2550, 0x00A2, 0x00A5, 0x2510,
+    0x2514, 0x2534, 0x252C, 0x251C, 0x2500, 0x253C, 0x00E3, 0x00C3,
+    0x255A, 0x2554, 0x2569, 0x2566, 0x2560, 0x2550, 0x256C, 0x00A4,
+    0x00F0, 0x00D0, 0x00CA, 0x00CB, 0x00C8, 0x20AC, 0x00CD, 0x00CE,
+    0x00CF, 0x2518, 0x250C, 0x2588, 0x2584, 0x00C6, 0x00CC, 0x2580,
+    0x00D3, 0x00DF, 0x00D4, 0x00D2, 0x00F5, 0x00D5, 0x00B5, 0x00FE,
+    0x00DE, 0x00DA, 0x00DB, 0x00D9, 0x00FD, 0x00DD, 0x00AF, 0x00B4,
+    0x00AD, 0x00B1, 0x2017, 0x00BE, 0x00B6, 0x00A7, 0x00F7, 0x00B8,
+    0x00B0, 0x00A8, 0x00B7, 0x00B9, 0x00B3, 0x00B2, 0x25A0, 0x00A0
+};
+
+#elif _CODE_PAGE == 862
+#define _TBLDEF 1
+static
+const WCHAR Tbl[] = {   /*  CP862(0x80-0xFF) to Unicode conversion table */
+    0x05D0, 0x05D1, 0x05D2, 0x05D3, 0x05D4, 0x05D5, 0x05D6, 0x05D7,
+    0x05D8, 0x05D9, 0x05DA, 0x05DB, 0x05DC, 0x05DD, 0x05DE, 0x05DF,
+    0x05E0, 0x05E1, 0x05E2, 0x05E3, 0x05E4, 0x05E5, 0x05E6, 0x05E7,
+    0x05E8, 0x05E9, 0x05EA, 0x00A2, 0x00A3, 0x00A5, 0x20A7, 0x0192,
+    0x00E1, 0x00ED, 0x00F3, 0x00FA, 0x00F1, 0x00D1, 0x00AA, 0x00BA,
+    0x00BF, 0x2310, 0x00AC, 0x00BD, 0x00BC, 0x00A1, 0x00AB, 0x00BB,
+    0x2591, 0x2592, 0x2593, 0x2502, 0x2524, 0x2561, 0x2562, 0x2556,
+    0x2555, 0x2563, 0x2551, 0x2557, 0x255D, 0x255C, 0x255B, 0x2510,
+    0x2514, 0x2534, 0x252C, 0x251C, 0x2500, 0x253C, 0x255E, 0x255F,
+    0x255A, 0x2554, 0x2569, 0x2566, 0x2560, 0x2550, 0x256C, 0x2567,
+    0x2568, 0x2564, 0x2565, 0x2559, 0x2558, 0x2552, 0x2553, 0x256B,
+    0x256A, 0x2518, 0x250C, 0x2588, 0x2584, 0x258C, 0x2590, 0x2580,
+    0x03B1, 0x00DF, 0x0393, 0x03C0, 0x03A3, 0x03C3, 0x00B5, 0x03C4,
+    0x03A6, 0x0398, 0x03A9, 0x03B4, 0x221E, 0x03C6, 0x03B5, 0x2229,
+    0x2261, 0x00B1, 0x2265, 0x2264, 0x2320, 0x2321, 0x00F7, 0x2248,
+    0x00B0, 0x2219, 0x00B7, 0x221A, 0x207F, 0x00B2, 0x25A0, 0x00A0
+};
+
+#elif _CODE_PAGE == 866
+#define _TBLDEF 1
+static
+const WCHAR Tbl[] = {   /*  CP866(0x80-0xFF) to Unicode conversion table */
+    0x0410, 0x0411, 0x0412, 0x0413, 0x0414, 0x0415, 0x0416, 0x0417,
+    0x0418, 0x0419, 0x041A, 0x041B, 0x041C, 0x041D, 0x041E, 0x041F,
+    0x0420, 0x0421, 0x0422, 0x0423, 0x0424, 0x0425, 0x0426, 0x0427,
+    0x0428, 0x0429, 0x042A, 0x042B, 0x042C, 0x042D, 0x042E, 0x042F,
+    0x0430, 0x0431, 0x0432, 0x0433, 0x0434, 0x0435, 0x0436, 0x0437,
+    0x0438, 0x0439, 0x043A, 0x043B, 0x043C, 0x043D, 0x043E, 0x043F,
+    0x2591, 0x2592, 0x2593, 0x2502, 0x2524, 0x2561, 0x2562, 0x2556,
+    0x2555, 0x2563, 0x2551, 0x2557, 0x255D, 0x255C, 0x255B, 0x2510,
+    0x2514, 0x2534, 0x252C, 0x251C, 0x2500, 0x253C, 0x255E, 0x255F,
+    0x255A, 0x2554, 0x2569, 0x2566, 0x2560, 0x2550, 0x256C, 0x2567,
+    0x2568, 0x2564, 0x2565, 0x2559, 0x2558, 0x2552, 0x2553, 0x256B,
+    0x256A, 0x2518, 0x250C, 0x2588, 0x2584, 0x258C, 0x2590, 0x2580,
+    0x0440, 0x0441, 0x0442, 0x0443, 0x0444, 0x0445, 0x0446, 0x0447,
+    0x0448, 0x0449, 0x044A, 0x044B, 0x044C, 0x044D, 0x044E, 0x044F,
+    0x0401, 0x0451, 0x0404, 0x0454, 0x0407, 0x0457, 0x040E, 0x045E,
+    0x00B0, 0x2219, 0x00B7, 0x221A, 0x2116, 0x00A4, 0x25A0, 0x00A0
+};
+
+#elif _CODE_PAGE == 874
+#define _TBLDEF 1
+static
+const WCHAR Tbl[] = {   /*  CP874(0x80-0xFF) to Unicode conversion table */
+    0x20AC, 0x0000, 0x0000, 0x0000, 0x0000, 0x2026, 0x0000, 0x0000,
+    0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+    0x0000, 0x2018, 0x2019, 0x201C, 0x201D, 0x2022, 0x2013, 0x2014,
+    0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+    0x00A0, 0x0E01, 0x0E02, 0x0E03, 0x0E04, 0x0E05, 0x0E06, 0x0E07,
+    0x0E08, 0x0E09, 0x0E0A, 0x0E0B, 0x0E0C, 0x0E0D, 0x0E0E, 0x0E0F,
+    0x0E10, 0x0E11, 0x0E12, 0x0E13, 0x0E14, 0x0E15, 0x0E16, 0x0E17,
+    0x0E18, 0x0E19, 0x0E1A, 0x0E1B, 0x0E1C, 0x0E1D, 0x0E1E, 0x0E1F,
+    0x0E20, 0x0E21, 0x0E22, 0x0E23, 0x0E24, 0x0E25, 0x0E26, 0x0E27,
+    0x0E28, 0x0E29, 0x0E2A, 0x0E2B, 0x0E2C, 0x0E2D, 0x0E2E, 0x0E2F,
+    0x0E30, 0x0E31, 0x0E32, 0x0E33, 0x0E34, 0x0E35, 0x0E36, 0x0E37,
+    0x0E38, 0x0E39, 0x0E3A, 0x0000, 0x0000, 0x0000, 0x0000, 0x0E3F,
+    0x0E40, 0x0E41, 0x0E42, 0x0E43, 0x0E44, 0x0E45, 0x0E46, 0x0E47,
+    0x0E48, 0x0E49, 0x0E4A, 0x0E4B, 0x0E4C, 0x0E4D, 0x0E4E, 0x0E4F,
+    0x0E50, 0x0E51, 0x0E52, 0x0E53, 0x0E54, 0x0E55, 0x0E56, 0x0E57,
+    0x0E58, 0x0E59, 0x0E5A, 0x0E5B, 0x0000, 0x0000, 0x0000, 0x0000
+};
+
+#elif _CODE_PAGE == 1250
+#define _TBLDEF 1
+static
+const WCHAR Tbl[] = {   /*  CP1250(0x80-0xFF) to Unicode conversion table */
+    0x20AC, 0x0000, 0x201A, 0x0000, 0x201E, 0x2026, 0x2020, 0x2021,
+    0x0000, 0x2030, 0x0160, 0x2039, 0x015A, 0x0164, 0x017D, 0x0179,
+    0x0000, 0x2018, 0x2019, 0x201C, 0x201D, 0x2022, 0x2013, 0x2014,
+    0x0000, 0x2122, 0x0161, 0x203A, 0x015B, 0x0165, 0x017E, 0x017A,
+    0x00A0, 0x02C7, 0x02D8, 0x0141, 0x00A4, 0x0104, 0x00A6, 0x00A7,
+    0x00A8, 0x00A9, 0x015E, 0x00AB, 0x00AC, 0x00AD, 0x00AE, 0x017B,
+    0x00B0, 0x00B1, 0x02DB, 0x0142, 0x00B4, 0x00B5, 0x00B6, 0x00B7,
+    0x00B8, 0x0105, 0x015F, 0x00BB, 0x013D, 0x02DD, 0x013E, 0x017C,
+    0x0154, 0x00C1, 0x00C2, 0x0102, 0x00C4, 0x0139, 0x0106, 0x00C7,
+    0x010C, 0x00C9, 0x0118, 0x00CB, 0x011A, 0x00CD, 0x00CE, 0x010E,
+    0x0110, 0x0143, 0x0147, 0x00D3, 0x00D4, 0x0150, 0x00D6, 0x00D7,
+    0x0158, 0x016E, 0x00DA, 0x0170, 0x00DC, 0x00DD, 0x0162, 0x00DF,
+    0x0155, 0x00E1, 0x00E2, 0x0103, 0x00E4, 0x013A, 0x0107, 0x00E7,
+    0x010D, 0x00E9, 0x0119, 0x00EB, 0x011B, 0x00ED, 0x00EE, 0x010F,
+    0x0111, 0x0144, 0x0148, 0x00F3, 0x00F4, 0x0151, 0x00F6, 0x00F7,
+    0x0159, 0x016F, 0x00FA, 0x0171, 0x00FC, 0x00FD, 0x0163, 0x02D9
+};
+
+#elif _CODE_PAGE == 1251
+#define _TBLDEF 1
+static
+const WCHAR Tbl[] = {   /*  CP1251(0x80-0xFF) to Unicode conversion table */
+    0x0402, 0x0403, 0x201A, 0x0453, 0x201E, 0x2026, 0x2020, 0x2021,
+    0x20AC, 0x2030, 0x0409, 0x2039, 0x040A, 0x040C, 0x040B, 0x040F,
+    0x0452, 0x2018, 0x2019, 0x201C, 0x201D, 0x2022, 0x2013, 0x2014,
+    0x0000, 0x2111, 0x0459, 0x203A, 0x045A, 0x045C, 0x045B, 0x045F,
+    0x00A0, 0x040E, 0x045E, 0x0408, 0x00A4, 0x0490, 0x00A6, 0x00A7,
+    0x0401, 0x00A9, 0x0404, 0x00AB, 0x00AC, 0x00AD, 0x00AE, 0x0407,
+    0x00B0, 0x00B1, 0x0406, 0x0456, 0x0491, 0x00B5, 0x00B6, 0x00B7,
+    0x0451, 0x2116, 0x0454, 0x00BB, 0x0458, 0x0405, 0x0455, 0x0457,
+    0x0410, 0x0411, 0x0412, 0x0413, 0x0414, 0x0415, 0x0416, 0x0417,
+    0x0418, 0x0419, 0x041A, 0x041B, 0x041C, 0x041D, 0x041E, 0x041F,
+    0x0420, 0x0421, 0x0422, 0x0423, 0x0424, 0x0425, 0x0426, 0x0427,
+    0x0428, 0x0429, 0x042A, 0x042B, 0x042C, 0x042D, 0x042E, 0x042F,
+    0x0430, 0x0431, 0x0432, 0x0433, 0x0434, 0x0435, 0x0436, 0x0437,
+    0x0438, 0x0439, 0x043A, 0x043B, 0x043C, 0x043D, 0x043E, 0x043F,
+    0x0440, 0x0441, 0x0442, 0x0443, 0x0444, 0x0445, 0x0446, 0x0447,
+    0x0448, 0x0449, 0x044A, 0x044B, 0x044C, 0x044D, 0x044E, 0x044F
+};
+
+#elif _CODE_PAGE == 1252
+#define _TBLDEF 1
+static
+const WCHAR Tbl[] = {   /*  CP1252(0x80-0xFF) to Unicode conversion table */
+    0x20AC, 0x0000, 0x201A, 0x0192, 0x201E, 0x2026, 0x2020, 0x2021,
+    0x02C6, 0x2030, 0x0160, 0x2039, 0x0152, 0x0000, 0x017D, 0x0000,
+    0x0000, 0x2018, 0x2019, 0x201C, 0x201D, 0x2022, 0x2013, 0x2014,
+    0x02DC, 0x2122, 0x0161, 0x203A, 0x0153, 0x0000, 0x017E, 0x0178,
+    0x00A0, 0x00A1, 0x00A2, 0x00A3, 0x00A4, 0x00A5, 0x00A6, 0x00A7,
+    0x00A8, 0x00A9, 0x00AA, 0x00AB, 0x00AC, 0x00AD, 0x00AE, 0x00AF,
+    0x00B0, 0x00B1, 0x00B2, 0x00B3, 0x00B4, 0x00B5, 0x00B6, 0x00B7,
+    0x00B8, 0x00B9, 0x00BA, 0x00BB, 0x00BC, 0x00BD, 0x00BE, 0x00BF,
+    0x00C0, 0x00C1, 0x00C2, 0x00C3, 0x00C4, 0x00C5, 0x00C6, 0x00C7,
+    0x00C8, 0x00C9, 0x00CA, 0x00CB, 0x00CC, 0x00CD, 0x00CE, 0x00CF,
+    0x00D0, 0x00D1, 0x00D2, 0x00D3, 0x00D4, 0x00D5, 0x00D6, 0x00D7,
+    0x00D8, 0x00D9, 0x00DA, 0x00DB, 0x00DC, 0x00DD, 0x00DE, 0x00DF,
+    0x00E0, 0x00E1, 0x00E2, 0x00E3, 0x00E4, 0x00E5, 0x00E6, 0x00E7,
+    0x00E8, 0x00E9, 0x00EA, 0x00EB, 0x00EC, 0x00ED, 0x00EE, 0x00EF,
+    0x00F0, 0x00F1, 0x00F2, 0x00F3, 0x00F4, 0x00F5, 0x00F6, 0x00F7,
+    0x00F8, 0x00F9, 0x00FA, 0x00FB, 0x00FC, 0x00FD, 0x00FE, 0x00FF
+};
+
+#elif _CODE_PAGE == 1253
+#define _TBLDEF 1
+static
+const WCHAR Tbl[] = {   /*  CP1253(0x80-0xFF) to Unicode conversion table */
+    0x20AC, 0x0000, 0x201A, 0x0192, 0x201E, 0x2026, 0x2020, 0x2021,
+    0x0000, 0x2030, 0x0000, 0x2039, 0x000C, 0x0000, 0x0000, 0x0000,
+    0x0000, 0x2018, 0x2019, 0x201C, 0x201D, 0x2022, 0x2013, 0x2014,
+    0x0000, 0x2122, 0x0000, 0x203A, 0x0000, 0x0000, 0x0000, 0x0000,
+    0x00A0, 0x0385, 0x0386, 0x00A3, 0x00A4, 0x00A5, 0x00A6, 0x00A7,
+    0x00A8, 0x00A9, 0x0000, 0x00AB, 0x00AC, 0x00AD, 0x00AE, 0x2015,
+    0x00B0, 0x00B1, 0x00B2, 0x00B3, 0x0384, 0x00B5, 0x00B6, 0x00B7,
+    0x0388, 0x0389, 0x038A, 0x00BB, 0x038C, 0x00BD, 0x038E, 0x038F,
+    0x0390, 0x0391, 0x0392, 0x0393, 0x0394, 0x0395, 0x0396, 0x0397,
+    0x0398, 0x0399, 0x039A, 0x039B, 0x039C, 0x039D, 0x039E, 0x039F,
+    0x03A0, 0x03A1, 0x0000, 0x03A3, 0x03A4, 0x03A5, 0x03A6, 0x03A7,
+    0x03A8, 0x03A9, 0x03AA, 0x03AD, 0x03AC, 0x03AD, 0x03AE, 0x03AF,
+    0x03B0, 0x03B1, 0x03B2, 0x03B3, 0x03B4, 0x03B5, 0x03B6, 0x03B7,
+    0x03B8, 0x03B9, 0x03BA, 0x03BB, 0x03BC, 0x03BD, 0x03BE, 0x03BF,
+    0x03C0, 0x03C1, 0x03C2, 0x03C3, 0x03C4, 0x03C5, 0x03C6, 0x03C7,
+    0x03C8, 0x03C9, 0x03CA, 0x03CB, 0x03CC, 0x03CD, 0x03CE, 0x0000
+};
+
+#elif _CODE_PAGE == 1254
+#define _TBLDEF 1
+static
+const WCHAR Tbl[] = {   /*  CP1254(0x80-0xFF) to Unicode conversion table */
+    0x20AC, 0x0000, 0x210A, 0x0192, 0x201E, 0x2026, 0x2020, 0x2021,
+    0x02C6, 0x2030, 0x0160, 0x2039, 0x0152, 0x0000, 0x0000, 0x0000,
+    0x0000, 0x2018, 0x2019, 0x201C, 0x201D, 0x2022, 0x2013, 0x2014,
+    0x02DC, 0x2122, 0x0161, 0x203A, 0x0153, 0x0000, 0x0000, 0x0178,
+    0x00A0, 0x00A1, 0x00A2, 0x00A3, 0x00A4, 0x00A5, 0x00A6, 0x00A7,
+    0x00A8, 0x00A9, 0x00AA, 0x00AB, 0x00AC, 0x00AD, 0x00AE, 0x00AF,
+    0x00B0, 0x00B1, 0x00B2, 0x00B3, 0x00B4, 0x00B5, 0x00B6, 0x00B7,
+    0x00B8, 0x00B9, 0x00BA, 0x00BB, 0x00BC, 0x00BD, 0x00BE, 0x00BF,
+    0x00C0, 0x00C1, 0x00C2, 0x00C3, 0x00C4, 0x00C5, 0x00C6, 0x00C7,
+    0x00C8, 0x00C9, 0x00CA, 0x00CB, 0x00CC, 0x00CD, 0x00CE, 0x00CF,
+    0x011E, 0x00D1, 0x00D2, 0x00D3, 0x00D4, 0x00D5, 0x00D6, 0x00D7,
+    0x00D8, 0x00D9, 0x00DA, 0x00BD, 0x00DC, 0x0130, 0x015E, 0x00DF,
+    0x00E0, 0x00E1, 0x00E2, 0x00E3, 0x00E4, 0x00E5, 0x00E6, 0x00E7,
+    0x00E8, 0x00E9, 0x00EA, 0x00EB, 0x00EC, 0x00ED, 0x00EE, 0x00EF,
+    0x011F, 0x00F1, 0x00F2, 0x00F3, 0x00F4, 0x00F5, 0x00F6, 0x00F7,
+    0x00F8, 0x00F9, 0x00FA, 0x00FB, 0x00FC, 0x0131, 0x015F, 0x00FF
+};
+
+#elif _CODE_PAGE == 1255
+#define _TBLDEF 1
+static
+const WCHAR Tbl[] = {   /*  CP1255(0x80-0xFF) to Unicode conversion table */
+    0x20AC, 0x0000, 0x201A, 0x0192, 0x201E, 0x2026, 0x2020, 0x2021,
+    0x02C6, 0x2030, 0x0000, 0x2039, 0x0000, 0x0000, 0x0000, 0x0000,
+    0x0000, 0x2018, 0x2019, 0x201C, 0x201D, 0x2022, 0x2013, 0x2014,
+    0x02DC, 0x2122, 0x0000, 0x203A, 0x0000, 0x0000, 0x0000, 0x0000,
+    0x00A0, 0x00A1, 0x00A2, 0x00A3, 0x00A4, 0x00A5, 0x00A6, 0x00A7,
+    0x00A8, 0x00A9, 0x00D7, 0x00AB, 0x00AC, 0x00AD, 0x00AE, 0x00AF,
+    0x00B0, 0x00B1, 0x00B2, 0x00B3, 0x00B4, 0x00B5, 0x00B6, 0x00B7,
+    0x00B8, 0x00B9, 0x00F7, 0x00BB, 0x00BC, 0x00BD, 0x00BE, 0x00BF,
+    0x05B0, 0x05B1, 0x05B2, 0x05B3, 0x05B4, 0x05B5, 0x05B6, 0x05B7,
+    0x05B8, 0x05B9, 0x0000, 0x05BB, 0x05BC, 0x05BD, 0x05BE, 0x05BF,
+    0x05C0, 0x05C1, 0x05C2, 0x05C3, 0x05F0, 0x05F1, 0x05F2, 0x05F3,
+    0x05F4, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
+    0x05D0, 0x05D1, 0x05D2, 0x05D3, 0x05D4, 0x05D5, 0x05D6, 0x05D7,
+    0x05D8, 0x05D9, 0x05DA, 0x05DB, 0x05DC, 0x05DD, 0x05DE, 0x05DF,
+    0x05E0, 0x05E1, 0x05E2, 0x05E3, 0x05E4, 0x05E5, 0x05E6, 0x05E7,
+    0x05E8, 0x05E9, 0x05EA, 0x0000, 0x0000, 0x200E, 0x200F, 0x0000
+};
+
+#elif _CODE_PAGE == 1256
+#define _TBLDEF 1
+static
+const WCHAR Tbl[] = {   /*  CP1256(0x80-0xFF) to Unicode conversion table */
+    0x20AC, 0x067E, 0x201A, 0x0192, 0x201E, 0x2026, 0x2020, 0x2021,
+    0x02C6, 0x2030, 0x0679, 0x2039, 0x0152, 0x0686, 0x0698, 0x0688,
+    0x06AF, 0x2018, 0x2019, 0x201C, 0x201D, 0x2022, 0x2013, 0x2014,
+    0x06A9, 0x2122, 0x0691, 0x203A, 0x0153, 0x200C, 0x200D, 0x06BA,
+    0x00A0, 0x060C, 0x00A2, 0x00A3, 0x00A4, 0x00A5, 0x00A6, 0x00A7,
+    0x00A8, 0x00A9, 0x06BE, 0x00AB, 0x00AC, 0x00AD, 0x00AE, 0x00AF,
+    0x00B0, 0x00B1, 0x00B2, 0x00B3, 0x00B4, 0x00B5, 0x00B6, 0x00B7,
+    0x00B8, 0x00B9, 0x061B, 0x00BB, 0x00BC, 0x00BD, 0x00BE, 0x061F,
+    0x06C1, 0x0621, 0x0622, 0x0623, 0x0624, 0x0625, 0x0626, 0x0627,
+    0x0628, 0x0629, 0x062A, 0x062B, 0x062C, 0x062D, 0x062E, 0x062F,
+    0x0630, 0x0631, 0x0632, 0x0633, 0x0634, 0x0635, 0x0636, 0x00D7,
+    0x0637, 0x0638, 0x0639, 0x063A, 0x0640, 0x0640, 0x0642, 0x0643,
+    0x00E0, 0x0644, 0x00E2, 0x0645, 0x0646, 0x0647, 0x0648, 0x00E7,
+    0x00E8, 0x00E9, 0x00EA, 0x00EB, 0x0649, 0x064A, 0x00EE, 0x00EF,
+    0x064B, 0x064C, 0x064D, 0x064E, 0x00F4, 0x064F, 0x0650, 0x00F7,
+    0x0651, 0x00F9, 0x0652, 0x00FB, 0x00FC, 0x200E, 0x200F, 0x06D2
+}
+
+#elif _CODE_PAGE == 1257
+#define _TBLDEF 1
+static
+const WCHAR Tbl[] = {   /*  CP1257(0x80-0xFF) to Unicode conversion table */
+    0x20AC, 0x0000, 0x201A, 0x0000, 0x201E, 0x2026, 0x2020, 0x2021,
+    0x0000, 0x2030, 0x0000, 0x2039, 0x0000, 0x00A8, 0x02C7, 0x00B8,
+    0x0000, 0x2018, 0x2019, 0x201C, 0x201D, 0x2022, 0x2013, 0x2014,
+    0x0000, 0x2122, 0x0000, 0x203A, 0x0000, 0x00AF, 0x02DB, 0x0000,
+    0x00A0, 0x0000, 0x00A2, 0x00A3, 0x00A4, 0x0000, 0x00A6, 0x00A7,
+    0x00D8, 0x00A9, 0x0156, 0x00AB, 0x00AC, 0x00AD, 0x00AE, 0x00AF,
+    0x00B0, 0x00B1, 0x00B2, 0x00B3, 0x00B4, 0x00B5, 0x00B6, 0x00B7,
+    0x00B8, 0x00B9, 0x0157, 0x00BB, 0x00BC, 0x00BD, 0x00BE, 0x00E6,
+    0x0104, 0x012E, 0x0100, 0x0106, 0x00C4, 0x00C5, 0x0118, 0x0112,
+    0x010C, 0x00C9, 0x0179, 0x0116, 0x0122, 0x0136, 0x012A, 0x013B,
+    0x0160, 0x0143, 0x0145, 0x00D3, 0x014C, 0x00D5, 0x00D6, 0x00D7,
+    0x0172, 0x0141, 0x015A, 0x016A, 0x00DC, 0x017B, 0x017D, 0x00DF,
+    0x0105, 0x012F, 0x0101, 0x0107, 0x00E4, 0x00E5, 0x0119, 0x0113,
+    0x010D, 0x00E9, 0x017A, 0x0117, 0x0123, 0x0137, 0x012B, 0x013C,
+    0x0161, 0x0144, 0x0146, 0x00F3, 0x014D, 0x00F5, 0x00F6, 0x00F7,
+    0x0173, 0x014E, 0x015B, 0x016B, 0x00FC, 0x017C, 0x017E, 0x02D9
+};
+
+#elif _CODE_PAGE == 1258
+#define _TBLDEF 1
+static
+const WCHAR Tbl[] = {   /*  CP1258(0x80-0xFF) to Unicode conversion table */
+    0x20AC, 0x0000, 0x201A, 0x0192, 0x201E, 0x2026, 0x2020, 0x2021,
+    0x02C6, 0x2030, 0x0000, 0x2039, 0x0152, 0x0000, 0x0000, 0x0000,
+    0x0000, 0x2018, 0x2019, 0x201C, 0x201D, 0x2022, 0x2013, 0x2014,
+    0x02DC, 0x2122, 0x0000, 0x203A, 0x0153, 0x0000, 0x0000, 0x0178,
+    0x00A0, 0x00A1, 0x00A2, 0x00A3, 0x00A4, 0x00A5, 0x00A6, 0x00A7,
+    0x00A8, 0x00A9, 0x00AA, 0x00AB, 0x00AC, 0x00AD, 0x00AE, 0x00AF,
+    0x00B0, 0x00B1, 0x00B2, 0x00B3, 0x00B4, 0x00B5, 0x00B6, 0x00B7,
+    0x00B8, 0x00B9, 0x00BA, 0x00BB, 0x00BC, 0x00BD, 0x00BE, 0x00BF,
+    0x00C0, 0x00C1, 0x00C2, 0x0102, 0x00C4, 0x00C5, 0x00C6, 0x00C7,
+    0x00C8, 0x00C9, 0x00CA, 0x00CB, 0x0300, 0x00CD, 0x00CE, 0x00CF,
+    0x0110, 0x00D1, 0x0309, 0x00D3, 0x00D4, 0x01A0, 0x00D6, 0x00D7,
+    0x00D8, 0x00D9, 0x00DA, 0x00DB, 0x00DC, 0x01AF, 0x0303, 0x00DF,
+    0x00E0, 0x00E1, 0x00E2, 0x0103, 0x00E4, 0x00E5, 0x00E6, 0x00E7,
+    0x00E8, 0x00E9, 0x00EA, 0x00EB, 0x0301, 0x00ED, 0x00EE, 0x00EF,
+    0x0111, 0x00F1, 0x0323, 0x00F3, 0x00F4, 0x01A1, 0x00F6, 0x00F7,
+    0x00F8, 0x00F9, 0x00FA, 0x00FB, 0x00FC, 0x01B0, 0x20AB, 0x00FF
+};
+
+#endif
+
+
+#if !_TBLDEF || !_USE_LFN
+#error This file is not needed in current configuration. Remove from the project.
+#endif
+
+
+WCHAR ff_convert (  /* Converted character, Returns zero on error */
+    WCHAR   src,    /* Character code to be converted */
+    UINT    dir     /* 0: Unicode to OEMCP, 1: OEMCP to Unicode */
+)
+{
+    WCHAR c;
+
+
+    if (src < 0x80) {   /* ASCII */
+        c = src;
+
+    } else {
+        if (dir) {      /* OEMCP to Unicode */
+            c = (src >= 0x100) ? 0 : Tbl[src - 0x80];
+
+        } else {        /* Unicode to OEMCP */
+            for (c = 0; c < 0x80; c++) {
+                if (src == Tbl[c]) break;
+            }
+            c = (c + 0x80) & 0xFF;
+        }
+    }
+
+    return c;
+}
+
+
+WCHAR ff_wtoupper ( /* Upper converted character */
+    WCHAR chr       /* Input character */
+)
+{
+    static const WCHAR tbl_lower[] = { 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, 0x68, 0x69, 0x6A, 0x6B, 0x6C, 0x6D, 0x6E, 0x6F, 0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77, 0x78, 0x79, 0x7A, 0xA1, 0x00A2, 0x00A3, 0x00A5, 0x00AC, 0x00AF, 0xE0, 0xE1, 0xE2, 0xE3, 0xE4, 0xE5, 0xE6, 0xE7, 0xE8, 0xE9, 0xEA, 0xEB, 0xEC, 0xED, 0xEE, 0xEF, 0xF0, 0xF1, 0xF2, 0xF3, 0xF4, 0xF5, 0xF6, 0xF8, 0xF9, 0xFA, 0xFB, 0xFC, 0xFD, 0xFE, 0x0FF, 0x101, 0x103, 0x105, 0x107, 0x109, 0x10B, 0x10D, 0x10F, 0x111, 0x113, 0x115, 0x117, 0x119, 0x11B, 0x11D, 0x11F, 0x121, 0x123, 0x125, 0x127, 0x129, 0x12B, 0x12D, 0x12F, 0x131, 0x133, 0x135, 0x137, 0x13A, 0x13C, 0x13E, 0x140, 0x142, 0x144, 0x146, 0x148, 0x14B, 0x14D, 0x14F, 0x151, 0x153, 0x155, 0x157, 0x159, 0x15B, 0x15D, 0x15F, 0x161, 0x163, 0x165, 0x167, 0x169, 0x16B, 0x16D, 0x16F, 0x171, 0x173, 0x175, 0x177, 0x17A, 0x17C, 0x17E, 0x192, 0x3B1, 0x3B2, 0x3B3, 0x3B4, 0x3B5, 0x3B6, 0x3B7, 0x3B8, 0x3B9, 0x3BA, 0x3BB, 0x3BC, 0x3BD, 0x3BE, 0x3BF, 0x3C0, 0x3C1, 0x3C3, 0x3C4, 0x3C5, 0x3C6, 0x3C7, 0x3C8, 0x3C9, 0x3CA, 0x430, 0x431, 0x432, 0x433, 0x434, 0x435, 0x436, 0x437, 0x438, 0x439, 0x43A, 0x43B, 0x43C, 0x43D, 0x43E, 0x43F, 0x440, 0x441, 0x442, 0x443, 0x444, 0x445, 0x446, 0x447, 0x448, 0x449, 0x44A, 0x44B, 0x44C, 0x44D, 0x44E, 0x44F, 0x451, 0x452, 0x453, 0x454, 0x455, 0x456, 0x457, 0x458, 0x459, 0x45A, 0x45B, 0x45C, 0x45E, 0x45F, 0x2170, 0x2171, 0x2172, 0x2173, 0x2174, 0x2175, 0x2176, 0x2177, 0x2178, 0x2179, 0x217A, 0x217B, 0x217C, 0x217D, 0x217E, 0x217F, 0xFF41, 0xFF42, 0xFF43, 0xFF44, 0xFF45, 0xFF46, 0xFF47, 0xFF48, 0xFF49, 0xFF4A, 0xFF4B, 0xFF4C, 0xFF4D, 0xFF4E, 0xFF4F, 0xFF50, 0xFF51, 0xFF52, 0xFF53, 0xFF54, 0xFF55, 0xFF56, 0xFF57, 0xFF58, 0xFF59, 0xFF5A, 0 };
+    static const WCHAR tbl_upper[] = { 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48, 0x49, 0x4A, 0x4B, 0x4C, 0x4D, 0x4E, 0x4F, 0x50, 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57, 0x58, 0x59, 0x5A, 0x21, 0xFFE0, 0xFFE1, 0xFFE5, 0xFFE2, 0xFFE3, 0xC0, 0xC1, 0xC2, 0xC3, 0xC4, 0xC5, 0xC6, 0xC7, 0xC8, 0xC9, 0xCA, 0xCB, 0xCC, 0xCD, 0xCE, 0xCF, 0xD0, 0xD1, 0xD2, 0xD3, 0xD4, 0xD5, 0xD6, 0xD8, 0xD9, 0xDA, 0xDB, 0xDC, 0xDD, 0xDE, 0x178, 0x100, 0x102, 0x104, 0x106, 0x108, 0x10A, 0x10C, 0x10E, 0x110, 0x112, 0x114, 0x116, 0x118, 0x11A, 0x11C, 0x11E, 0x120, 0x122, 0x124, 0x126, 0x128, 0x12A, 0x12C, 0x12E, 0x130, 0x132, 0x134, 0x136, 0x139, 0x13B, 0x13D, 0x13F, 0x141, 0x143, 0x145, 0x147, 0x14A, 0x14C, 0x14E, 0x150, 0x152, 0x154, 0x156, 0x158, 0x15A, 0x15C, 0x15E, 0x160, 0x162, 0x164, 0x166, 0x168, 0x16A, 0x16C, 0x16E, 0x170, 0x172, 0x174, 0x176, 0x179, 0x17B, 0x17D, 0x191, 0x391, 0x392, 0x393, 0x394, 0x395, 0x396, 0x397, 0x398, 0x399, 0x39A, 0x39B, 0x39C, 0x39D, 0x39E, 0x39F, 0x3A0, 0x3A1, 0x3A3, 0x3A4, 0x3A5, 0x3A6, 0x3A7, 0x3A8, 0x3A9, 0x3AA, 0x410, 0x411, 0x412, 0x413, 0x414, 0x415, 0x416, 0x417, 0x418, 0x419, 0x41A, 0x41B, 0x41C, 0x41D, 0x41E, 0x41F, 0x420, 0x421, 0x422, 0x423, 0x424, 0x425, 0x426, 0x427, 0x428, 0x429, 0x42A, 0x42B, 0x42C, 0x42D, 0x42E, 0x42F, 0x401, 0x402, 0x403, 0x404, 0x405, 0x406, 0x407, 0x408, 0x409, 0x40A, 0x40B, 0x40C, 0x40E, 0x40F, 0x2160, 0x2161, 0x2162, 0x2163, 0x2164, 0x2165, 0x2166, 0x2167, 0x2168, 0x2169, 0x216A, 0x216B, 0x216C, 0x216D, 0x216E, 0x216F, 0xFF21, 0xFF22, 0xFF23, 0xFF24, 0xFF25, 0xFF26, 0xFF27, 0xFF28, 0xFF29, 0xFF2A, 0xFF2B, 0xFF2C, 0xFF2D, 0xFF2E, 0xFF2F, 0xFF30, 0xFF31, 0xFF32, 0xFF33, 0xFF34, 0xFF35, 0xFF36, 0xFF37, 0xFF38, 0xFF39, 0xFF3A, 0 };
+    int i;
+
+
+    for (i = 0; tbl_lower[i] && chr != tbl_lower[i]; i++) ;
+
+    return tbl_lower[i] ? tbl_upper[i] : chr;
+}
diff -r 2642d0729f55 -r c8918e47c566 FATFileSystem/ChaN/diskio.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/FATFileSystem/ChaN/diskio.cpp	Tue Dec 23 21:36:32 2014 +0000
@@ -0,0 +1,104 @@
+/*-----------------------------------------------------------------------*/
+/* Low level disk I/O module skeleton for FatFs     (C)ChaN, 2007        */
+/*-----------------------------------------------------------------------*/
+/* This is a stub disk I/O module that acts as front end of the existing */
+/* disk I/O modules and attach it to FatFs module with common interface. */
+/*-----------------------------------------------------------------------*/
+#include "ffconf.h"
+#include "diskio.h"
+
+#include "mbed_debug.h"
+#include "FATFileSystem.h"
+
+using namespace mbed;
+
+DSTATUS disk_initialize (
+    BYTE drv                /* Physical drive nmuber (0..) */
+) 
+{
+    debug_if(FFS_DBG, "disk_initialize on drv [%d]\n", drv);
+    return (DSTATUS)FATFileSystem::_ffs[drv]->disk_initialize();
+}
+
+DSTATUS disk_status (
+    BYTE drv        /* Physical drive nmuber (0..) */
+) 
+{
+    debug_if(FFS_DBG, "disk_status on drv [%d]\n", drv);
+    return (DSTATUS)FATFileSystem::_ffs[drv]->disk_status();
+}
+
+DRESULT disk_read (
+    BYTE drv,        /* Physical drive nmuber (0..) */
+    BYTE *buff,        /* Data buffer to store read data */
+    DWORD sector,    /* Sector address (LBA) */
+    BYTE count        /* Number of sectors to read (1..255) */
+)
+{
+    debug_if(FFS_DBG, "disk_read(sector %d, count %d) on drv [%d]\n", sector, count, drv);
+    for(DWORD s=sector; s<sector+count; s++) {
+        debug_if(FFS_DBG, " disk_read(sector %d)\n", s);
+        int res = FATFileSystem::_ffs[drv]->disk_read((uint8_t*)buff, s);
+        if(res) {
+            return RES_PARERR;
+        }
+        buff += 512;
+    }
+    return RES_OK;
+}
+
+#if _READONLY == 0
+DRESULT disk_write (
+    BYTE drv,            /* Physical drive nmuber (0..) */
+    const BYTE *buff,    /* Data to be written */
+    DWORD sector,        /* Sector address (LBA) */
+    BYTE count            /* Number of sectors to write (1..255) */
+)
+{
+    debug_if(FFS_DBG, "disk_write(sector %d, count %d) on drv [%d]\n", sector, count, drv);
+    for(DWORD s = sector; s < sector + count; s++) {
+        debug_if(FFS_DBG, " disk_write(sector %d)\n", s);
+        int res = FATFileSystem::_ffs[drv]->disk_write((uint8_t*)buff, s);
+        if(res) {
+            return RES_PARERR;
+        }
+        buff += 512;
+    }
+    return RES_OK;
+}
+#endif /* _READONLY */
+
+DRESULT disk_ioctl (
+    BYTE drv,        /* Physical drive nmuber (0..) */
+    BYTE ctrl,        /* Control code */
+    void *buff        /* Buffer to send/receive control data */
+)
+{
+    debug_if(FFS_DBG, "disk_ioctl(%d)\n", ctrl);
+    switch(ctrl) {
+        case CTRL_SYNC:
+            if(FATFileSystem::_ffs[drv] == NULL) {
+                return RES_NOTRDY;
+            } else if(FATFileSystem::_ffs[drv]->disk_sync()) {
+                return RES_ERROR;
+            }
+            return RES_OK;
+        case GET_SECTOR_COUNT:
+            if(FATFileSystem::_ffs[drv] == NULL) {
+                return RES_NOTRDY;
+            } else {
+                DWORD res = FATFileSystem::_ffs[drv]->disk_sectors();
+                if(res > 0) {
+                    *((DWORD*)buff) = res; // minimum allowed
+                    return RES_OK;
+                } else {
+                    return RES_ERROR;
+                }
+            }
+        case GET_BLOCK_SIZE:
+            *((DWORD*)buff) = 1; // default when not known
+            return RES_OK;
+
+    }
+    return RES_PARERR;
+}
diff -r 2642d0729f55 -r c8918e47c566 FATFileSystem/ChaN/diskio.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/FATFileSystem/ChaN/diskio.h	Tue Dec 23 21:36:32 2014 +0000
@@ -0,0 +1,76 @@
+//-----------------------------------------------------------------------
+//  Low level disk interface modlue include file
+//-----------------------------------------------------------------------
+
+#ifndef _DISKIO
+
+#define _READONLY    0   // 1: Remove write functions
+#define _USE_IOCTL   1   // 1: Use disk_ioctl fucntion
+
+#include "integer.h"
+
+
+// Status of Disk Functions
+typedef BYTE    DSTATUS;
+
+// Results of Disk Functions
+typedef enum {
+    RES_OK = 0, // 0: Successful
+    RES_ERROR,  // 1: R/W Error
+    RES_WRPRT,  // 2: Write Protected
+    RES_NOTRDY, // 3: Not Ready
+    RES_PARERR  // 4: Invalid Parameter
+} DRESULT;
+
+
+// Prototypes for disk control functions
+
+int assign_drives (int, int);
+DSTATUS disk_initialize (BYTE);
+DSTATUS disk_status (BYTE);
+DRESULT disk_read (BYTE, BYTE*, DWORD, BYTE);
+#if    _READONLY == 0
+DRESULT disk_write (BYTE, const BYTE*, DWORD, BYTE);
+#endif
+DRESULT disk_ioctl (BYTE, BYTE, void*);
+
+
+
+// Disk Status Bits (DSTATUS)
+#define STA_NOINIT  0x01    // Drive not initialized
+#define STA_NODISK  0x02    // No medium in the drive
+#define STA_PROTECT 0x04    // Write protected
+
+
+// Command code for disk_ioctrl fucntion
+
+// Generic command (defined for FatFs)
+#define CTRL_SYNC           0    // Flush disk cache (for write functions)
+#define GET_SECTOR_COUNT    1    // Get media size (for only f_mkfs())
+#define GET_SECTOR_SIZE     2    // Get sector size (for multiple sector size (_MAX_SS >= 1024))
+#define GET_BLOCK_SIZE      3    // Get erase block size (for only f_mkfs())
+#define CTRL_ERASE_SECTOR   4    // Force erased a block of sectors (for only _USE_ERASE)
+
+// Generic command
+#define CTRL_POWER          5    // Get/Set power status
+#define CTRL_LOCK           6    // Lock/Unlock media removal
+#define CTRL_EJECT          7    // Eject media
+
+// MMC/SDC specific ioctl command
+#define MMC_GET_TYPE        10    // Get card type
+#define MMC_GET_CSD         11    // Get CSD
+#define MMC_GET_CID         12    // Get CID
+#define MMC_GET_OCR         13    // Get OCR
+#define MMC_GET_SDSTAT      14    // Get SD status
+
+// ATA/CF specific ioctl command
+#define ATA_GET_REV         20    // Get F/W revision
+#define ATA_GET_MODEL       21    // Get model name
+#define ATA_GET_SN          22    // Get serial number
+
+// NAND specific ioctl command
+#define NAND_FORMAT         30    // Create physical format
+
+
+#define _DISKIO
+#endif
diff -r 2642d0729f55 -r c8918e47c566 FATFileSystem/ChaN/ff.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/FATFileSystem/ChaN/ff.cpp	Tue Dec 23 21:36:32 2014 +0000
@@ -0,0 +1,4138 @@
+/*----------------------------------------------------------------------------/
+/  FatFs - FAT file system module  R0.09a                 (C)ChaN, 2012
+/-----------------------------------------------------------------------------/
+/ FatFs module is a generic FAT file system module for small embedded systems.
+/ This is a free software that opened for education, research and commercial
+/ developments under license policy of following terms.
+/
+/  Copyright (C) 2012, ChaN, all right reserved.
+/
+/ * The FatFs module is a free software and there is NO WARRANTY.
+/ * No restriction on use. You can use, modify and redistribute it for
+/   personal, non-profit or commercial products UNDER YOUR RESPONSIBILITY.
+/ * Redistributions of source code must retain the above copyright notice.
+/
+/-----------------------------------------------------------------------------/
+/ Feb 26,'06 R0.00  Prototype.
+/
+/ Apr 29,'06 R0.01  First stable version.
+/
+/ Jun 01,'06 R0.02  Added FAT12 support.
+/                   Removed unbuffered mode.
+/                   Fixed a problem on small (<32M) partition.
+/ Jun 10,'06 R0.02a Added a configuration option (_FS_MINIMUM).
+/
+/ Sep 22,'06 R0.03  Added f_rename().
+/                   Changed option _FS_MINIMUM to _FS_MINIMIZE.
+/ Dec 11,'06 R0.03a Improved cluster scan algorithm to write files fast.
+/                   Fixed f_mkdir() creates incorrect directory on FAT32.
+/
+/ Feb 04,'07 R0.04  Supported multiple drive system.
+/                   Changed some interfaces for multiple drive system.
+/                   Changed f_mountdrv() to f_mount().
+/                   Added f_mkfs().
+/ Apr 01,'07 R0.04a Supported multiple partitions on a physical drive.
+/                   Added a capability of extending file size to f_lseek().
+/                   Added minimization level 3.
+/                   Fixed an endian sensitive code in f_mkfs().
+/ May 05,'07 R0.04b Added a configuration option _USE_NTFLAG.
+/                   Added FSInfo support.
+/                   Fixed DBCS name can result FR_INVALID_NAME.
+/                   Fixed short seek (<= csize) collapses the file object.
+/
+/ Aug 25,'07 R0.05  Changed arguments of f_read(), f_write() and f_mkfs().
+/                   Fixed f_mkfs() on FAT32 creates incorrect FSInfo.
+/                   Fixed f_mkdir() on FAT32 creates incorrect directory.
+/ Feb 03,'08 R0.05a Added f_truncate() and f_utime().
+/                   Fixed off by one error at FAT sub-type determination.
+/                   Fixed btr in f_read() can be mistruncated.
+/                   Fixed cached sector is not flushed when create and close without write.
+/
+/ Apr 01,'08 R0.06  Added fputc(), fputs(), fprintf() and fgets().
+/                   Improved performance of f_lseek() on moving to the same or following cluster.
+/
+/ Apr 01,'09 R0.07  Merged Tiny-FatFs as a configuration option. (_FS_TINY)
+/                   Added long file name feature.
+/                   Added multiple code page feature.
+/                   Added re-entrancy for multitask operation.
+/                   Added auto cluster size selection to f_mkfs().
+/                   Added rewind option to f_readdir().
+/                   Changed result code of critical errors.
+/                   Renamed string functions to avoid name collision.
+/ Apr 14,'09 R0.07a Separated out OS dependent code on reentrant cfg.
+/                   Added multiple sector size feature.
+/ Jun 21,'09 R0.07c Fixed f_unlink() can return FR_OK on error.
+/                   Fixed wrong cache control in f_lseek().
+/                   Added relative path feature.
+/                   Added f_chdir() and f_chdrive().
+/                   Added proper case conversion to extended char.
+/ Nov 03,'09 R0.07e Separated out configuration options from ff.h to ffconf.h.
+/                   Fixed f_unlink() fails to remove a sub-dir on _FS_RPATH.
+/                   Fixed name matching error on the 13 char boundary.
+/                   Added a configuration option, _LFN_UNICODE.
+/                   Changed f_readdir() to return the SFN with always upper case on non-LFN cfg.
+/
+/ May 15,'10 R0.08  Added a memory configuration option. (_USE_LFN = 3)
+/                   Added file lock feature. (_FS_SHARE)
+/                   Added fast seek feature. (_USE_FASTSEEK)
+/                   Changed some types on the API, XCHAR->TCHAR.
+/                   Changed fname member in the FILINFO structure on Unicode cfg.
+/                   String functions support UTF-8 encoding files on Unicode cfg.
+/ Aug 16,'10 R0.08a Added f_getcwd(). (_FS_RPATH = 2)
+/                   Added sector erase feature. (_USE_ERASE)
+/                   Moved file lock semaphore table from fs object to the bss.
+/                   Fixed a wrong directory entry is created on non-LFN cfg when the given name contains ';'.
+/                   Fixed f_mkfs() creates wrong FAT32 volume.
+/ Jan 15,'11 R0.08b Fast seek feature is also applied to f_read() and f_write().
+/                   f_lseek() reports required table size on creating CLMP.
+/                   Extended format syntax of f_printf function.
+/                   Ignores duplicated directory separators in given path name.
+/
+/ Sep 06,'11 R0.09  f_mkfs() supports multiple partition to finish the multiple partition feature.
+/                   Added f_fdisk(). (_MULTI_PARTITION = 2)
+/ Aug 27,'12 R0.09a Fixed assertion failure due to OS/2 EA on FAT12/16 volume.
+/                   Changed f_open() and f_opendir reject null object pointer to avoid crash.
+/                   Changed option name _FS_SHARE to _FS_LOCK.
+/---------------------------------------------------------------------------*/
+
+#include "ff.h"         /* FatFs configurations and declarations */
+#include "diskio.h"     /* Declarations of low level disk I/O functions */
+
+/*--------------------------------------------------------------------------
+
+   Module Private Definitions
+
+---------------------------------------------------------------------------*/
+
+#if _FATFS != 4004  /* Revision ID */
+#error Wrong include file (ff.h).
+#endif
+
+
+/* Definitions on sector size */
+#if _MAX_SS != 512 && _MAX_SS != 1024 && _MAX_SS != 2048 && _MAX_SS != 4096
+#error Wrong sector size.
+#endif
+#if _MAX_SS != 512
+#define SS(fs)  ((fs)->ssize)   /* Variable sector size */
+#else
+#define SS(fs)  512U            /* Fixed sector size */
+#endif
+
+
+/* Reentrancy related */
+#if _FS_REENTRANT
+#if _USE_LFN == 1
+#error Static LFN work area must not be used in re-entrant configuration.
+#endif
+#define ENTER_FF(fs)        { if (!lock_fs(fs)) return FR_TIMEOUT; }
+#define LEAVE_FF(fs, res)   { unlock_fs(fs, res); return res; }
+#else
+#define ENTER_FF(fs)
+#define LEAVE_FF(fs, res)   return res
+#endif
+
+#define ABORT(fs, res)      { fp->flag |= FA__ERROR; LEAVE_FF(fs, res); }
+
+
+/* File access control feature */
+#if _FS_LOCK
+#if _FS_READONLY
+#error _FS_LOCK must be 0 on read-only cfg.
+#endif
+typedef struct {
+    FATFS *fs;              /* File ID 1, volume (NULL:blank entry) */
+    DWORD clu;              /* File ID 2, directory */
+    WORD idx;               /* File ID 3, directory index */
+    WORD ctr;               /* File open counter, 0:none, 0x01..0xFF:read open count, 0x100:write mode */
+} FILESEM;
+#endif
+
+
+
+/* DBCS code ranges and SBCS extend char conversion table */
+
+#if _CODE_PAGE == 932   /* Japanese Shift-JIS */
+#define _DF1S   0x81    /* DBC 1st byte range 1 start */
+#define _DF1E   0x9F    /* DBC 1st byte range 1 end */
+#define _DF2S   0xE0    /* DBC 1st byte range 2 start */
+#define _DF2E   0xFC    /* DBC 1st byte range 2 end */
+#define _DS1S   0x40    /* DBC 2nd byte range 1 start */
+#define _DS1E   0x7E    /* DBC 2nd byte range 1 end */
+#define _DS2S   0x80    /* DBC 2nd byte range 2 start */
+#define _DS2E   0xFC    /* DBC 2nd byte range 2 end */
+
+#elif _CODE_PAGE == 936 /* Simplified Chinese GBK */
+#define _DF1S   0x81
+#define _DF1E   0xFE
+#define _DS1S   0x40
+#define _DS1E   0x7E
+#define _DS2S   0x80
+#define _DS2E   0xFE
+
+#elif _CODE_PAGE == 949 /* Korean */
+#define _DF1S   0x81
+#define _DF1E   0xFE
+#define _DS1S   0x41
+#define _DS1E   0x5A
+#define _DS2S   0x61
+#define _DS2E   0x7A
+#define _DS3S   0x81
+#define _DS3E   0xFE
+
+#elif _CODE_PAGE == 950 /* Traditional Chinese Big5 */
+#define _DF1S   0x81
+#define _DF1E   0xFE
+#define _DS1S   0x40
+#define _DS1E   0x7E
+#define _DS2S   0xA1
+#define _DS2E   0xFE
+
+#elif _CODE_PAGE == 437 /* U.S. (OEM) */
+#define _DF1S   0
+#define _EXCVT {0x80,0x9A,0x90,0x41,0x8E,0x41,0x8F,0x80,0x45,0x45,0x45,0x49,0x49,0x49,0x8E,0x8F,0x90,0x92,0x92,0x4F,0x99,0x4F,0x55,0x55,0x59,0x99,0x9A,0x9B,0x9C,0x9D,0x9E,0x9F, \
+                0x41,0x49,0x4F,0x55,0xA5,0xA5,0xA6,0xA7,0xA8,0xA9,0xAA,0xAB,0xAC,0x21,0xAE,0xAF,0xB0,0xB1,0xB2,0xB3,0xB4,0xB5,0xB6,0xB7,0xB8,0xB9,0xBA,0xBB,0xBC,0xBD,0xBE,0xBF, \
+                0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF, \
+                0xE0,0xE1,0xE2,0xE3,0xE4,0xE5,0xE6,0xE7,0xE8,0xE9,0xEA,0xEB,0xEC,0xED,0xEE,0xEF,0xF0,0xF1,0xF2,0xF3,0xF4,0xF5,0xF6,0xF7,0xF8,0xF9,0xFA,0xFB,0xFC,0xFD,0xFE,0xFF}
+
+#elif _CODE_PAGE == 720 /* Arabic (OEM) */
+#define _DF1S   0
+#define _EXCVT {0x80,0x81,0x45,0x41,0x84,0x41,0x86,0x43,0x45,0x45,0x45,0x49,0x49,0x8D,0x8E,0x8F,0x90,0x92,0x92,0x93,0x94,0x95,0x49,0x49,0x98,0x99,0x9A,0x9B,0x9C,0x9D,0x9E,0x9F, \
+                0xA0,0xA1,0xA2,0xA3,0xA4,0xA5,0xA6,0xA7,0xA8,0xA9,0xAA,0xAB,0xAC,0xAD,0xAE,0xAF,0xB0,0xB1,0xB2,0xB3,0xB4,0xB5,0xB6,0xB7,0xB8,0xB9,0xBA,0xBB,0xBC,0xBD,0xBE,0xBF, \
+                0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF, \
+                0xE0,0xE1,0xE2,0xE3,0xE4,0xE5,0xE6,0xE7,0xE8,0xE9,0xEA,0xEB,0xEC,0xED,0xEE,0xEF,0xF0,0xF1,0xF2,0xF3,0xF4,0xF5,0xF6,0xF7,0xF8,0xF9,0xFA,0xFB,0xFC,0xFD,0xFE,0xFF}
+
+#elif _CODE_PAGE == 737 /* Greek (OEM) */
+#define _DF1S   0
+#define _EXCVT {0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87,0x88,0x89,0x8A,0x8B,0x8C,0x8D,0x8E,0x8F,0x90,0x92,0x92,0x93,0x94,0x95,0x96,0x97,0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87, \
+                0x88,0x89,0x8A,0x8B,0x8C,0x8D,0x8E,0x8F,0x90,0x91,0xAA,0x92,0x93,0x94,0x95,0x96,0xB0,0xB1,0xB2,0xB3,0xB4,0xB5,0xB6,0xB7,0xB8,0xB9,0xBA,0xBB,0xBC,0xBD,0xBE,0xBF, \
+                0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF, \
+                0x97,0xEA,0xEB,0xEC,0xE4,0xED,0xEE,0xE7,0xE8,0xF1,0xEA,0xEB,0xEC,0xED,0xEE,0xEF,0xF0,0xF1,0xF2,0xF3,0xF4,0xF5,0xF6,0xF7,0xF8,0xF9,0xFA,0xFB,0xFC,0xFD,0xFE,0xFF}
+
+#elif _CODE_PAGE == 775 /* Baltic (OEM) */
+#define _DF1S   0
+#define _EXCVT {0x80,0x9A,0x91,0xA0,0x8E,0x95,0x8F,0x80,0xAD,0xED,0x8A,0x8A,0xA1,0x8D,0x8E,0x8F,0x90,0x92,0x92,0xE2,0x99,0x95,0x96,0x97,0x97,0x99,0x9A,0x9D,0x9C,0x9D,0x9E,0x9F, \
+                0xA0,0xA1,0xE0,0xA3,0xA3,0xA5,0xA6,0xA7,0xA8,0xA9,0xAA,0xAB,0xAC,0xAD,0xAE,0xAF,0xB0,0xB1,0xB2,0xB3,0xB4,0xB5,0xB6,0xB7,0xB8,0xB9,0xBA,0xBB,0xBC,0xBD,0xBE,0xBF, \
+                0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xB5,0xB6,0xB7,0xB8,0xBD,0xBE,0xC6,0xC7,0xA5,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF, \
+                0xE0,0xE1,0xE2,0xE3,0xE5,0xE5,0xE6,0xE3,0xE8,0xE8,0xEA,0xEA,0xEE,0xED,0xEE,0xEF,0xF0,0xF1,0xF2,0xF3,0xF4,0xF5,0xF6,0xF7,0xF8,0xF9,0xFA,0xFB,0xFC,0xFD,0xFE,0xFF}
+
+#elif _CODE_PAGE == 850 /* Multilingual Latin 1 (OEM) */
+#define _DF1S   0
+#define _EXCVT {0x80,0x9A,0x90,0xB6,0x8E,0xB7,0x8F,0x80,0xD2,0xD3,0xD4,0xD8,0xD7,0xDE,0x8E,0x8F,0x90,0x92,0x92,0xE2,0x99,0xE3,0xEA,0xEB,0x59,0x99,0x9A,0x9D,0x9C,0x9D,0x9E,0x9F, \
+                0xB5,0xD6,0xE0,0xE9,0xA5,0xA5,0xA6,0xA7,0xA8,0xA9,0xAA,0xAB,0xAC,0x21,0xAE,0xAF,0xB0,0xB1,0xB2,0xB3,0xB4,0xB5,0xB6,0xB7,0xB8,0xB9,0xBA,0xBB,0xBC,0xBD,0xBE,0xBF, \
+                0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC7,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF, \
+                0xE0,0xE1,0xE2,0xE3,0xE5,0xE5,0xE6,0xE7,0xE7,0xE9,0xEA,0xEB,0xED,0xED,0xEE,0xEF,0xF0,0xF1,0xF2,0xF3,0xF4,0xF5,0xF6,0xF7,0xF8,0xF9,0xFA,0xFB,0xFC,0xFD,0xFE,0xFF}
+
+#elif _CODE_PAGE == 852 /* Latin 2 (OEM) */
+#define _DF1S   0
+#define _EXCVT {0x80,0x9A,0x90,0xB6,0x8E,0xDE,0x8F,0x80,0x9D,0xD3,0x8A,0x8A,0xD7,0x8D,0x8E,0x8F,0x90,0x91,0x91,0xE2,0x99,0x95,0x95,0x97,0x97,0x99,0x9A,0x9B,0x9B,0x9D,0x9E,0x9F, \
+                0xB5,0xD6,0xE0,0xE9,0xA4,0xA4,0xA6,0xA6,0xA8,0xA8,0xAA,0x8D,0xAC,0xB8,0xAE,0xAF,0xB0,0xB1,0xB2,0xB3,0xB4,0xB5,0xB6,0xB7,0xB8,0xB9,0xBA,0xBB,0xBC,0xBD,0xBD,0xBF, \
+                0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC6,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD1,0xD1,0xD2,0xD3,0xD2,0xD5,0xD6,0xD7,0xB7,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF, \
+                0xE0,0xE1,0xE2,0xE3,0xE3,0xD5,0xE6,0xE6,0xE8,0xE9,0xE8,0xEB,0xED,0xED,0xDD,0xEF,0xF0,0xF1,0xF2,0xF3,0xF4,0xF5,0xF6,0xF7,0xF8,0xF9,0xFA,0xEB,0xFC,0xFC,0xFE,0xFF}
+
+#elif _CODE_PAGE == 855 /* Cyrillic (OEM) */
+#define _DF1S   0
+#define _EXCVT {0x81,0x81,0x83,0x83,0x85,0x85,0x87,0x87,0x89,0x89,0x8B,0x8B,0x8D,0x8D,0x8F,0x8F,0x91,0x91,0x93,0x93,0x95,0x95,0x97,0x97,0x99,0x99,0x9B,0x9B,0x9D,0x9D,0x9F,0x9F, \
+                0xA1,0xA1,0xA3,0xA3,0xA5,0xA5,0xA7,0xA7,0xA9,0xA9,0xAB,0xAB,0xAD,0xAD,0xAE,0xAF,0xB0,0xB1,0xB2,0xB3,0xB4,0xB6,0xB6,0xB8,0xB8,0xB9,0xBA,0xBB,0xBC,0xBE,0xBE,0xBF, \
+                0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC7,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD1,0xD1,0xD3,0xD3,0xD5,0xD5,0xD7,0xD7,0xDD,0xD9,0xDA,0xDB,0xDC,0xDD,0xE0,0xDF, \
+                0xE0,0xE2,0xE2,0xE4,0xE4,0xE6,0xE6,0xE8,0xE8,0xEA,0xEA,0xEC,0xEC,0xEE,0xEE,0xEF,0xF0,0xF2,0xF2,0xF4,0xF4,0xF6,0xF6,0xF8,0xF8,0xFA,0xFA,0xFC,0xFC,0xFD,0xFE,0xFF}
+
+#elif _CODE_PAGE == 857 /* Turkish (OEM) */
+#define _DF1S   0
+#define _EXCVT {0x80,0x9A,0x90,0xB6,0x8E,0xB7,0x8F,0x80,0xD2,0xD3,0xD4,0xD8,0xD7,0x98,0x8E,0x8F,0x90,0x92,0x92,0xE2,0x99,0xE3,0xEA,0xEB,0x98,0x99,0x9A,0x9D,0x9C,0x9D,0x9E,0x9E, \
+                0xB5,0xD6,0xE0,0xE9,0xA5,0xA5,0xA6,0xA6,0xA8,0xA9,0xAA,0xAB,0xAC,0x21,0xAE,0xAF,0xB0,0xB1,0xB2,0xB3,0xB4,0xB5,0xB6,0xB7,0xB8,0xB9,0xBA,0xBB,0xBC,0xBD,0xBE,0xBF, \
+                0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC7,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF, \
+                0xE0,0xE1,0xE2,0xE3,0xE5,0xE5,0xE6,0xE7,0xE8,0xE9,0xEA,0xEB,0xDE,0x59,0xEE,0xEF,0xF0,0xF1,0xF2,0xF3,0xF4,0xF5,0xF6,0xF7,0xF8,0xF9,0xFA,0xFB,0xFC,0xFD,0xFE,0xFF}
+
+#elif _CODE_PAGE == 858 /* Multilingual Latin 1 + Euro (OEM) */
+#define _DF1S   0
+#define _EXCVT {0x80,0x9A,0x90,0xB6,0x8E,0xB7,0x8F,0x80,0xD2,0xD3,0xD4,0xD8,0xD7,0xDE,0x8E,0x8F,0x90,0x92,0x92,0xE2,0x99,0xE3,0xEA,0xEB,0x59,0x99,0x9A,0x9D,0x9C,0x9D,0x9E,0x9F, \
+                0xB5,0xD6,0xE0,0xE9,0xA5,0xA5,0xA6,0xA7,0xA8,0xA9,0xAA,0xAB,0xAC,0x21,0xAE,0xAF,0xB0,0xB1,0xB2,0xB3,0xB4,0xB5,0xB6,0xB7,0xB8,0xB9,0xBA,0xBB,0xBC,0xBD,0xBE,0xBF, \
+                0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC7,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD1,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF, \
+                0xE0,0xE1,0xE2,0xE3,0xE5,0xE5,0xE6,0xE7,0xE7,0xE9,0xEA,0xEB,0xED,0xED,0xEE,0xEF,0xF0,0xF1,0xF2,0xF3,0xF4,0xF5,0xF6,0xF7,0xF8,0xF9,0xFA,0xFB,0xFC,0xFD,0xFE,0xFF}
+
+#elif _CODE_PAGE == 862 /* Hebrew (OEM) */
+#define _DF1S   0
+#define _EXCVT {0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87,0x88,0x89,0x8A,0x8B,0x8C,0x8D,0x8E,0x8F,0x90,0x91,0x92,0x93,0x94,0x95,0x96,0x97,0x98,0x99,0x9A,0x9B,0x9C,0x9D,0x9E,0x9F, \
+                0x41,0x49,0x4F,0x55,0xA5,0xA5,0xA6,0xA7,0xA8,0xA9,0xAA,0xAB,0xAC,0x21,0xAE,0xAF,0xB0,0xB1,0xB2,0xB3,0xB4,0xB5,0xB6,0xB7,0xB8,0xB9,0xBA,0xBB,0xBC,0xBD,0xBE,0xBF, \
+                0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF, \
+                0xE0,0xE1,0xE2,0xE3,0xE4,0xE5,0xE6,0xE7,0xE8,0xE9,0xEA,0xEB,0xEC,0xED,0xEE,0xEF,0xF0,0xF1,0xF2,0xF3,0xF4,0xF5,0xF6,0xF7,0xF8,0xF9,0xFA,0xFB,0xFC,0xFD,0xFE,0xFF}
+
+#elif _CODE_PAGE == 866 /* Russian (OEM) */
+#define _DF1S   0
+#define _EXCVT {0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87,0x88,0x89,0x8A,0x8B,0x8C,0x8D,0x8E,0x8F,0x90,0x91,0x92,0x93,0x94,0x95,0x96,0x97,0x98,0x99,0x9A,0x9B,0x9C,0x9D,0x9E,0x9F, \
+                0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87,0x88,0x89,0x8A,0x8B,0x8C,0x8D,0x8E,0x8F,0xB0,0xB1,0xB2,0xB3,0xB4,0xB5,0xB6,0xB7,0xB8,0xB9,0xBA,0xBB,0xBC,0xBD,0xBE,0xBF, \
+                0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF, \
+                0x90,0x91,0x92,0x93,0x9d,0x95,0x96,0x97,0x98,0x99,0x9A,0x9B,0x9C,0x9D,0x9E,0x9F,0xF0,0xF0,0xF2,0xF2,0xF4,0xF4,0xF6,0xF6,0xF8,0xF9,0xFA,0xFB,0xFC,0xFD,0xFE,0xFF}
+
+#elif _CODE_PAGE == 874 /* Thai (OEM, Windows) */
+#define _DF1S   0
+#define _EXCVT {0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87,0x88,0x89,0x8A,0x8B,0x8C,0x8D,0x8E,0x8F,0x90,0x91,0x92,0x93,0x94,0x95,0x96,0x97,0x98,0x99,0x9A,0x9B,0x9C,0x9D,0x9E,0x9F, \
+                0xA0,0xA1,0xA2,0xA3,0xA4,0xA5,0xA6,0xA7,0xA8,0xA9,0xAA,0xAB,0xAC,0xAD,0xAE,0xAF,0xB0,0xB1,0xB2,0xB3,0xB4,0xB5,0xB6,0xB7,0xB8,0xB9,0xBA,0xBB,0xBC,0xBD,0xBE,0xBF, \
+                0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF, \
+                0xE0,0xE1,0xE2,0xE3,0xE4,0xE5,0xE6,0xE7,0xE8,0xE9,0xEA,0xEB,0xEC,0xED,0xEE,0xEF,0xF0,0xF1,0xF2,0xF3,0xF4,0xF5,0xF6,0xF7,0xF8,0xF9,0xFA,0xFB,0xFC,0xFD,0xFE,0xFF}
+
+#elif _CODE_PAGE == 1250 /* Central Europe (Windows) */
+#define _DF1S   0
+#define _EXCVT {0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87,0x88,0x89,0x8A,0x8B,0x8C,0x8D,0x8E,0x8F,0x90,0x91,0x92,0x93,0x94,0x95,0x96,0x97,0x98,0x99,0x8A,0x9B,0x8C,0x8D,0x8E,0x8F, \
+                0xA0,0xA1,0xA2,0xA3,0xA4,0xA5,0xA6,0xA7,0xA8,0xA9,0xAA,0xAB,0xAC,0xAD,0xAE,0xAF,0xB0,0xB1,0xB2,0xA3,0xB4,0xB5,0xB6,0xB7,0xB8,0xA5,0xAA,0xBB,0xBC,0xBD,0xBC,0xAF, \
+                0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF, \
+                0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xF7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xFF}
+
+#elif _CODE_PAGE == 1251 /* Cyrillic (Windows) */
+#define _DF1S   0
+#define _EXCVT {0x80,0x81,0x82,0x82,0x84,0x85,0x86,0x87,0x88,0x89,0x8A,0x8B,0x8C,0x8D,0x8E,0x8F,0x80,0x91,0x92,0x93,0x94,0x95,0x96,0x97,0x98,0x99,0x8A,0x9B,0x8C,0x8D,0x8E,0x8F, \
+                0xA0,0xA2,0xA2,0xA3,0xA4,0xA5,0xA6,0xA7,0xA8,0xA9,0xAA,0xAB,0xAC,0xAD,0xAE,0xAF,0xB0,0xB1,0xB2,0xB2,0xA5,0xB5,0xB6,0xB7,0xA8,0xB9,0xAA,0xBB,0xA3,0xBD,0xBD,0xAF, \
+                0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF, \
+                0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF}
+
+#elif _CODE_PAGE == 1252 /* Latin 1 (Windows) */
+#define _DF1S   0
+#define _EXCVT {0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87,0x88,0x89,0x8A,0x8B,0x8C,0x8D,0x8E,0x8F,0x90,0x91,0x92,0x93,0x94,0x95,0x96,0x97,0x98,0x99,0xAd,0x9B,0x8C,0x9D,0xAE,0x9F, \
+                0xA0,0x21,0xA2,0xA3,0xA4,0xA5,0xA6,0xA7,0xA8,0xA9,0xAA,0xAB,0xAC,0xAD,0xAE,0xAF,0xB0,0xB1,0xB2,0xB3,0xB4,0xB5,0xB6,0xB7,0xB8,0xB9,0xBA,0xBB,0xBC,0xBD,0xBE,0xBF, \
+                0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF, \
+                0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xF7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0x9F}
+
+#elif _CODE_PAGE == 1253 /* Greek (Windows) */
+#define _DF1S   0
+#define _EXCVT {0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87,0x88,0x89,0x8A,0x8B,0x8C,0x8D,0x8E,0x8F,0x90,0x91,0x92,0x93,0x94,0x95,0x96,0x97,0x98,0x99,0x9A,0x9B,0x9C,0x9D,0x9E,0x9F, \
+                0xA0,0xA1,0xA2,0xA3,0xA4,0xA5,0xA6,0xA7,0xA8,0xA9,0xAA,0xAB,0xAC,0xAD,0xAE,0xAF,0xB0,0xB1,0xB2,0xB3,0xB4,0xB5,0xB6,0xB7,0xB8,0xB9,0xBA,0xBB,0xBC,0xBD,0xBE,0xBF, \
+                0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xA2,0xB8,0xB9,0xBA, \
+                0xE0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xF2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xFB,0xBC,0xFD,0xBF,0xFF}
+
+#elif _CODE_PAGE == 1254 /* Turkish (Windows) */
+#define _DF1S   0
+#define _EXCVT {0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87,0x88,0x89,0x8A,0x8B,0x8C,0x8D,0x8E,0x8F,0x90,0x91,0x92,0x93,0x94,0x95,0x96,0x97,0x98,0x99,0x8A,0x9B,0x8C,0x9D,0x9E,0x9F, \
+                0xA0,0x21,0xA2,0xA3,0xA4,0xA5,0xA6,0xA7,0xA8,0xA9,0xAA,0xAB,0xAC,0xAD,0xAE,0xAF,0xB0,0xB1,0xB2,0xB3,0xB4,0xB5,0xB6,0xB7,0xB8,0xB9,0xBA,0xBB,0xBC,0xBD,0xBE,0xBF, \
+                0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF, \
+                0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xF7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0x9F}
+
+#elif _CODE_PAGE == 1255 /* Hebrew (Windows) */
+#define _DF1S   0
+#define _EXCVT {0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87,0x88,0x89,0x8A,0x8B,0x8C,0x8D,0x8E,0x8F,0x90,0x91,0x92,0x93,0x94,0x95,0x96,0x97,0x98,0x99,0x9A,0x9B,0x9C,0x9D,0x9E,0x9F, \
+                0xA0,0x21,0xA2,0xA3,0xA4,0xA5,0xA6,0xA7,0xA8,0xA9,0xAA,0xAB,0xAC,0xAD,0xAE,0xAF,0xB0,0xB1,0xB2,0xB3,0xB4,0xB5,0xB6,0xB7,0xB8,0xB9,0xBA,0xBB,0xBC,0xBD,0xBE,0xBF, \
+                0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF, \
+                0xE0,0xE1,0xE2,0xE3,0xE4,0xE5,0xE6,0xE7,0xE8,0xE9,0xEA,0xEB,0xEC,0xED,0xEE,0xEF,0xF0,0xF1,0xF2,0xF3,0xF4,0xF5,0xF6,0xF7,0xF8,0xF9,0xFA,0xFB,0xFC,0xFD,0xFE,0xFF}
+
+#elif _CODE_PAGE == 1256 /* Arabic (Windows) */
+#define _DF1S   0
+#define _EXCVT {0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87,0x88,0x89,0x8A,0x8B,0x8C,0x8D,0x8E,0x8F,0x90,0x91,0x92,0x93,0x94,0x95,0x96,0x97,0x98,0x99,0x9A,0x9B,0x8C,0x9D,0x9E,0x9F, \
+                0xA0,0xA1,0xA2,0xA3,0xA4,0xA5,0xA6,0xA7,0xA8,0xA9,0xAA,0xAB,0xAC,0xAD,0xAE,0xAF,0xB0,0xB1,0xB2,0xB3,0xB4,0xB5,0xB6,0xB7,0xB8,0xB9,0xBA,0xBB,0xBC,0xBD,0xBE,0xBF, \
+                0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF, \
+                0x41,0xE1,0x41,0xE3,0xE4,0xE5,0xE6,0x43,0x45,0x45,0x45,0x45,0xEC,0xED,0x49,0x49,0xF0,0xF1,0xF2,0xF3,0x4F,0xF5,0xF6,0xF7,0xF8,0x55,0xFA,0x55,0x55,0xFD,0xFE,0xFF}
+
+#elif _CODE_PAGE == 1257 /* Baltic (Windows) */
+#define _DF1S   0
+#define _EXCVT {0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87,0x88,0x89,0x8A,0x8B,0x8C,0x8D,0x8E,0x8F,0x90,0x91,0x92,0x93,0x94,0x95,0x96,0x97,0x98,0x99,0x9A,0x9B,0x9C,0x9D,0x9E,0x9F, \
+                0xA0,0xA1,0xA2,0xA3,0xA4,0xA5,0xA6,0xA7,0xA8,0xA9,0xAA,0xAB,0xAC,0xAD,0xAE,0xAF,0xB0,0xB1,0xB2,0xB3,0xB4,0xB5,0xB6,0xB7,0xA8,0xB9,0xAA,0xBB,0xBC,0xBD,0xBE,0xAF, \
+                0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF, \
+                0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xF7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xFF}
+
+#elif _CODE_PAGE == 1258 /* Vietnam (OEM, Windows) */
+#define _DF1S   0
+#define _EXCVT {0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87,0x88,0x89,0x8A,0x8B,0x8C,0x8D,0x8E,0x8F,0x90,0x91,0x92,0x93,0x94,0x95,0x96,0x97,0x98,0x99,0x9A,0x9B,0xAC,0x9D,0x9E,0x9F, \
+                0xA0,0x21,0xA2,0xA3,0xA4,0xA5,0xA6,0xA7,0xA8,0xA9,0xAA,0xAB,0xAC,0xAD,0xAE,0xAF,0xB0,0xB1,0xB2,0xB3,0xB4,0xB5,0xB6,0xB7,0xB8,0xB9,0xBA,0xBB,0xBC,0xBD,0xBE,0xBF, \
+                0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF, \
+                0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xEC,0xCD,0xCE,0xCF,0xD0,0xD1,0xF2,0xD3,0xD4,0xD5,0xD6,0xF7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xFE,0x9F}
+
+#elif _CODE_PAGE == 1   /* ASCII (for only non-LFN cfg) */
+#if _USE_LFN
+#error Cannot use LFN feature without valid code page.
+#endif
+#define _DF1S   0
+
+#else
+#error Unknown code page
+
+#endif
+
+
+/* Character code support macros */
+#define IsUpper(c)  (((c)>='A')&&((c)<='Z'))
+#define IsLower(c)  (((c)>='a')&&((c)<='z'))
+#define IsDigit(c)  (((c)>='0')&&((c)<='9'))
+
+#if _DF1S       /* Code page is DBCS */
+
+#ifdef _DF2S    /* Two 1st byte areas */
+#define IsDBCS1(c)  (((BYTE)(c) >= _DF1S && (BYTE)(c) <= _DF1E) || ((BYTE)(c) >= _DF2S && (BYTE)(c) <= _DF2E))
+#else           /* One 1st byte area */
+#define IsDBCS1(c)  ((BYTE)(c) >= _DF1S && (BYTE)(c) <= _DF1E)
+#endif
+
+#ifdef _DS3S    /* Three 2nd byte areas */
+#define IsDBCS2(c)  (((BYTE)(c) >= _DS1S && (BYTE)(c) <= _DS1E) || ((BYTE)(c) >= _DS2S && (BYTE)(c) <= _DS2E) || ((BYTE)(c) >= _DS3S && (BYTE)(c) <= _DS3E))
+#else           /* Two 2nd byte areas */
+#define IsDBCS2(c)  (((BYTE)(c) >= _DS1S && (BYTE)(c) <= _DS1E) || ((BYTE)(c) >= _DS2S && (BYTE)(c) <= _DS2E))
+#endif
+
+#else           /* Code page is SBCS */
+
+#define IsDBCS1(c)  0
+#define IsDBCS2(c)  0
+
+#endif /* _DF1S */
+
+
+/* Name status flags */
+#define NS          11      /* Index of name status byte in fn[] */
+#define NS_LOSS     0x01    /* Out of 8.3 format */
+#define NS_LFN      0x02    /* Force to create LFN entry */
+#define NS_LAST     0x04    /* Last segment */
+#define NS_BODY     0x08    /* Lower case flag (body) */
+#define NS_EXT      0x10    /* Lower case flag (ext) */
+#define NS_DOT      0x20    /* Dot entry */
+
+
+/* FAT sub-type boundaries */
+/* Note that the FAT spec by Microsoft says 4085 but Windows works with 4087! */
+#define MIN_FAT16   4086    /* Minimum number of clusters for FAT16 */
+#define MIN_FAT32   65526   /* Minimum number of clusters for FAT32 */
+
+
+/* FatFs refers the members in the FAT structures as byte array instead of
+/ structure member because the structure is not binary compatible between
+/ different platforms */
+
+#define BS_jmpBoot          0   /* Jump instruction (3) */
+#define BS_OEMName          3   /* OEM name (8) */
+#define BPB_BytsPerSec      11  /* Sector size [byte] (2) */
+#define BPB_SecPerClus      13  /* Cluster size [sector] (1) */
+#define BPB_RsvdSecCnt      14  /* Size of reserved area [sector] (2) */
+#define BPB_NumFATs         16  /* Number of FAT copies (1) */
+#define BPB_RootEntCnt      17  /* Number of root dir entries for FAT12/16 (2) */
+#define BPB_TotSec16        19  /* Volume size [sector] (2) */
+#define BPB_Media           21  /* Media descriptor (1) */
+#define BPB_FATSz16         22  /* FAT size [sector] (2) */
+#define BPB_SecPerTrk       24  /* Track size [sector] (2) */
+#define BPB_NumHeads        26  /* Number of heads (2) */
+#define BPB_HiddSec         28  /* Number of special hidden sectors (4) */
+#define BPB_TotSec32        32  /* Volume size [sector] (4) */
+#define BS_DrvNum           36  /* Physical drive number (2) */
+#define BS_BootSig          38  /* Extended boot signature (1) */
+#define BS_VolID            39  /* Volume serial number (4) */
+#define BS_VolLab           43  /* Volume label (8) */
+#define BS_FilSysType       54  /* File system type (1) */
+#define BPB_FATSz32         36  /* FAT size [sector] (4) */
+#define BPB_ExtFlags        40  /* Extended flags (2) */
+#define BPB_FSVer           42  /* File system version (2) */
+#define BPB_RootClus        44  /* Root dir first cluster (4) */
+#define BPB_FSInfo          48  /* Offset of FSInfo sector (2) */
+#define BPB_BkBootSec       50  /* Offset of backup boot sector (2) */
+#define BS_DrvNum32         64  /* Physical drive number (2) */
+#define BS_BootSig32        66  /* Extended boot signature (1) */
+#define BS_VolID32          67  /* Volume serial number (4) */
+#define BS_VolLab32         71  /* Volume label (8) */
+#define BS_FilSysType32     82  /* File system type (1) */
+#define FSI_LeadSig         0   /* FSI: Leading signature (4) */
+#define FSI_StrucSig        484 /* FSI: Structure signature (4) */
+#define FSI_Free_Count      488 /* FSI: Number of free clusters (4) */
+#define FSI_Nxt_Free        492 /* FSI: Last allocated cluster (4) */
+#define MBR_Table           446 /* MBR: Partition table offset (2) */
+#define SZ_PTE              16  /* MBR: Size of a partition table entry */
+#define BS_55AA             510 /* Boot sector signature (2) */
+
+#define DIR_Name            0   /* Short file name (11) */
+#define DIR_Attr            11  /* Attribute (1) */
+#define DIR_NTres           12  /* NT flag (1) */
+#define DIR_CrtTimeTenth    13  /* Created time sub-second (1) */
+#define DIR_CrtTime         14  /* Created time (2) */
+#define DIR_CrtDate         16  /* Created date (2) */
+#define DIR_LstAccDate      18  /* Last accessed date (2) */
+#define DIR_FstClusHI       20  /* Higher 16-bit of first cluster (2) */
+#define DIR_WrtTime         22  /* Modified time (2) */
+#define DIR_WrtDate         24  /* Modified date (2) */
+#define DIR_FstClusLO       26  /* Lower 16-bit of first cluster (2) */
+#define DIR_FileSize        28  /* File size (4) */
+#define LDIR_Ord            0   /* LFN entry order and LLE flag (1) */
+#define LDIR_Attr           11  /* LFN attribute (1) */
+#define LDIR_Type           12  /* LFN type (1) */
+#define LDIR_Chksum         13  /* Sum of corresponding SFN entry */
+#define LDIR_FstClusLO      26  /* Filled by zero (0) */
+#define SZ_DIR              32      /* Size of a directory entry */
+#define LLE                 0x40    /* Last long entry flag in LDIR_Ord */
+#define DDE                 0xE5    /* Deleted directory entry mark in DIR_Name[0] */
+#define NDDE                0x05    /* Replacement of the character collides with DDE */
+
+
+/*------------------------------------------------------------*/
+/* Module private work area                                   */
+/*------------------------------------------------------------*/
+/* Note that uninitialized variables with static duration are
+/  zeroed/nulled at start-up. If not, the compiler or start-up
+/  routine is out of ANSI-C standard.
+*/
+
+#if _VOLUMES
+static
+FATFS *FatFs[_VOLUMES]; /* Pointer to the file system objects (logical drives) */
+#else
+#error Number of volumes must not be 0.
+#endif
+
+static
+WORD Fsid;              /* File system mount ID */
+
+#if _FS_RPATH
+static
+BYTE CurrVol;           /* Current drive */
+#endif
+
+#if _FS_LOCK
+static
+FILESEM Files[_FS_LOCK];    /* File lock semaphores */
+#endif
+
+#if _USE_LFN == 0           /* No LFN feature */
+#define DEF_NAMEBUF         BYTE sfn[12]
+#define INIT_BUF(dobj)      (dobj).fn = sfn
+#define FREE_BUF()
+
+#elif _USE_LFN == 1         /* LFN feature with static working buffer */
+static WCHAR LfnBuf[_MAX_LFN+1];
+#define DEF_NAMEBUF         BYTE sfn[12]
+#define INIT_BUF(dobj)      { (dobj).fn = sfn; (dobj).lfn = LfnBuf; }
+#define FREE_BUF()
+
+#elif _USE_LFN == 2         /* LFN feature with dynamic working buffer on the stack */
+#define DEF_NAMEBUF         BYTE sfn[12]; WCHAR lbuf[_MAX_LFN+1]
+#define INIT_BUF(dobj)      { (dobj).fn = sfn; (dobj).lfn = lbuf; }
+#define FREE_BUF()
+
+#elif _USE_LFN == 3         /* LFN feature with dynamic working buffer on the heap */
+#define DEF_NAMEBUF         BYTE sfn[12]; WCHAR *lfn
+#define INIT_BUF(dobj)      { lfn = ff_memalloc((_MAX_LFN + 1) * 2); \
+                              if (!lfn) LEAVE_FF((dobj).fs, FR_NOT_ENOUGH_CORE); \
+                              (dobj).lfn = lfn; (dobj).fn = sfn; }
+#define FREE_BUF()          ff_memfree(lfn)
+
+#else
+#error Wrong LFN configuration.
+#endif
+
+
+
+
+/*--------------------------------------------------------------------------
+
+   Module Private Functions
+
+---------------------------------------------------------------------------*/
+
+
+/*-----------------------------------------------------------------------*/
+/* String functions                                                      */
+/*-----------------------------------------------------------------------*/
+
+/* Copy memory to memory */
+static
+void mem_cpy (void* dst, const void* src, UINT cnt) {
+    BYTE *d = (BYTE*)dst;
+    const BYTE *s = (const BYTE*)src;
+
+#if _WORD_ACCESS == 1
+    while (cnt >= sizeof (int)) {
+        *(int*)d = *(int*)s;
+        d += sizeof (int); s += sizeof (int);
+        cnt -= sizeof (int);
+    }
+#endif
+    while (cnt--)
+        *d++ = *s++;
+}
+
+/* Fill memory */
+static
+void mem_set (void* dst, int val, UINT cnt) {
+    BYTE *d = (BYTE*)dst;
+
+    while (cnt--)
+        *d++ = (BYTE)val;
+}
+
+/* Compare memory to memory */
+static
+int mem_cmp (const void* dst, const void* src, UINT cnt) {
+    const BYTE *d = (const BYTE *)dst, *s = (const BYTE *)src;
+    int r = 0;
+
+    while (cnt-- && (r = *d++ - *s++) == 0) ;
+    return r;
+}
+
+/* Check if chr is contained in the string */
+static
+int chk_chr (const char* str, int chr) {
+    while (*str && *str != chr) str++;
+    return *str;
+}
+
+
+
+/*-----------------------------------------------------------------------*/
+/* Request/Release grant to access the volume                            */
+/*-----------------------------------------------------------------------*/
+#if _FS_REENTRANT
+
+static
+int lock_fs (
+    FATFS *fs       /* File system object */
+)
+{
+    return ff_req_grant(fs->sobj);
+}
+
+
+static
+void unlock_fs (
+    FATFS *fs,      /* File system object */
+    FRESULT res     /* Result code to be returned */
+)
+{
+    if (fs &&
+        res != FR_NOT_ENABLED &&
+        res != FR_INVALID_DRIVE &&
+        res != FR_INVALID_OBJECT &&
+        res != FR_TIMEOUT) {
+        ff_rel_grant(fs->sobj);
+    }
+}
+#endif
+
+
+
+/*-----------------------------------------------------------------------*/
+/* File lock control functions                                           */
+/*-----------------------------------------------------------------------*/
+#if _FS_LOCK
+
+static
+FRESULT chk_lock (  /* Check if the file can be accessed */
+    DIR* dj,        /* Directory object pointing the file to be checked */
+    int acc         /* Desired access (0:Read, 1:Write, 2:Delete/Rename) */
+)
+{
+    UINT i, be;
+
+    /* Search file semaphore table */
+    for (i = be = 0; i < _FS_LOCK; i++) {
+        if (Files[i].fs) {  /* Existing entry */
+            if (Files[i].fs == dj->fs &&        /* Check if the file matched with an open file */
+                Files[i].clu == dj->sclust &&
+                Files[i].idx == dj->index) break;
+        } else {            /* Blank entry */
+            be++;
+        }
+    }
+    if (i == _FS_LOCK)  /* The file is not opened */
+        return (be || acc == 2) ? FR_OK : FR_TOO_MANY_OPEN_FILES;   /* Is there a blank entry for new file? */
+
+    /* The file has been opened. Reject any open against writing file and all write mode open */
+    return (acc || Files[i].ctr == 0x100) ? FR_LOCKED : FR_OK;
+}
+
+
+static
+int enq_lock (void) /* Check if an entry is available for a new file */
+{
+    UINT i;
+
+    for (i = 0; i < _FS_LOCK && Files[i].fs; i++) ;
+    return (i == _FS_LOCK) ? 0 : 1;
+}
+
+
+static
+UINT inc_lock ( /* Increment file open counter and returns its index (0:int error) */
+    DIR* dj,    /* Directory object pointing the file to register or increment */
+    int acc     /* Desired access mode (0:Read, !0:Write) */
+)
+{
+    UINT i;
+
+
+    for (i = 0; i < _FS_LOCK; i++) {    /* Find the file */
+        if (Files[i].fs == dj->fs &&
+            Files[i].clu == dj->sclust &&
+            Files[i].idx == dj->index) break;
+    }
+
+    if (i == _FS_LOCK) {                /* Not opened. Register it as new. */
+        for (i = 0; i < _FS_LOCK && Files[i].fs; i++) ;
+        if (i == _FS_LOCK) return 0;    /* No space to register (int err) */
+        Files[i].fs = dj->fs;
+        Files[i].clu = dj->sclust;
+        Files[i].idx = dj->index;
+        Files[i].ctr = 0;
+    }
+
+    if (acc && Files[i].ctr) return 0;  /* Access violation (int err) */
+
+    Files[i].ctr = acc ? 0x100 : Files[i].ctr + 1;  /* Set semaphore value */
+
+    return i + 1;
+}
+
+
+static
+FRESULT dec_lock (  /* Decrement file open counter */
+    UINT i          /* Semaphore index */
+)
+{
+    WORD n;
+    FRESULT res;
+
+
+    if (--i < _FS_LOCK) {
+        n = Files[i].ctr;
+        if (n == 0x100) n = 0;
+        if (n) n--;
+        Files[i].ctr = n;
+        if (!n) Files[i].fs = 0;
+        res = FR_OK;
+    } else {
+        res = FR_INT_ERR;
+    }
+    return res;
+}
+
+
+static
+void clear_lock (   /* Clear lock entries of the volume */
+    FATFS *fs
+)
+{
+    UINT i;
+
+    for (i = 0; i < _FS_LOCK; i++) {
+        if (Files[i].fs == fs) Files[i].fs = 0;
+    }
+}
+#endif
+
+
+
+/*-----------------------------------------------------------------------*/
+/* Change window offset                                                  */
+/*-----------------------------------------------------------------------*/
+
+static
+FRESULT move_window (
+    FATFS *fs,      /* File system object */
+    DWORD sector    /* Sector number to make appearance in the fs->win[] */
+)                   /* Move to zero only writes back dirty window */
+{
+    DWORD wsect;
+
+
+    wsect = fs->winsect;
+    if (wsect != sector) {  /* Changed current window */
+#if !_FS_READONLY
+        if (fs->wflag) {    /* Write back dirty window if needed */
+            if (disk_write(fs->drv, fs->win, wsect, 1) != RES_OK)
+                return FR_DISK_ERR;
+            fs->wflag = 0;
+            if (wsect < (fs->fatbase + fs->fsize)) {    /* In FAT area */
+                BYTE nf;
+                for (nf = fs->n_fats; nf > 1; nf--) {   /* Reflect the change to all FAT copies */
+                    wsect += fs->fsize;
+                    disk_write(fs->drv, fs->win, wsect, 1);
+                }
+            }
+        }
+#endif
+        if (sector) {
+            if (disk_read(fs->drv, fs->win, sector, 1) != RES_OK)
+                return FR_DISK_ERR;
+            fs->winsect = sector;
+        }
+    }
+
+    return FR_OK;
+}
+
+
+
+
+/*-----------------------------------------------------------------------*/
+/* Clean-up cached data                                                  */
+/*-----------------------------------------------------------------------*/
+#if !_FS_READONLY
+static
+FRESULT sync (  /* FR_OK: successful, FR_DISK_ERR: failed */
+    FATFS *fs   /* File system object */
+)
+{
+    FRESULT res;
+
+
+    res = move_window(fs, 0);
+    if (res == FR_OK) {
+        /* Update FSInfo sector if needed */
+        if (fs->fs_type == FS_FAT32 && fs->fsi_flag) {
+            fs->winsect = 0;
+            /* Create FSInfo structure */
+            mem_set(fs->win, 0, 512);
+            ST_WORD(fs->win+BS_55AA, 0xAA55);
+            ST_DWORD(fs->win+FSI_LeadSig, 0x41615252);
+            ST_DWORD(fs->win+FSI_StrucSig, 0x61417272);
+            ST_DWORD(fs->win+FSI_Free_Count, fs->free_clust);
+            ST_DWORD(fs->win+FSI_Nxt_Free, fs->last_clust);
+            /* Write it into the FSInfo sector */
+            disk_write(fs->drv, fs->win, fs->fsi_sector, 1);
+            fs->fsi_flag = 0;
+        }
+        /* Make sure that no pending write process in the physical drive */
+        if (disk_ioctl(fs->drv, CTRL_SYNC, 0) != RES_OK)
+            res = FR_DISK_ERR;
+    }
+
+    return res;
+}
+#endif
+
+
+
+
+/*-----------------------------------------------------------------------*/
+/* Get sector# from cluster#                                             */
+/*-----------------------------------------------------------------------*/
+
+
+DWORD clust2sect (  /* !=0: Sector number, 0: Failed - invalid cluster# */
+    FATFS *fs,      /* File system object */
+    DWORD clst      /* Cluster# to be converted */
+)
+{
+    clst -= 2;
+    if (clst >= (fs->n_fatent - 2)) return 0;       /* Invalid cluster# */
+    return clst * fs->csize + fs->database;
+}
+
+
+
+
+/*-----------------------------------------------------------------------*/
+/* FAT access - Read value of a FAT entry                                */
+/*-----------------------------------------------------------------------*/
+
+
+DWORD get_fat ( /* 0xFFFFFFFF:Disk error, 1:Internal error, Else:Cluster status */
+    FATFS *fs,  /* File system object */
+    DWORD clst  /* Cluster# to get the link information */
+)
+{
+    UINT wc, bc;
+    BYTE *p;
+
+
+    if (clst < 2 || clst >= fs->n_fatent)   /* Check range */
+        return 1;
+
+    switch (fs->fs_type) {
+    case FS_FAT12 :
+        bc = (UINT)clst; bc += bc / 2;
+        if (move_window(fs, fs->fatbase + (bc / SS(fs)))) break;
+        wc = fs->win[bc % SS(fs)]; bc++;
+        if (move_window(fs, fs->fatbase + (bc / SS(fs)))) break;
+        wc |= fs->win[bc % SS(fs)] << 8;
+        return (clst & 1) ? (wc >> 4) : (wc & 0xFFF);
+
+    case FS_FAT16 :
+        if (move_window(fs, fs->fatbase + (clst / (SS(fs) / 2)))) break;
+        p = &fs->win[clst * 2 % SS(fs)];
+        return LD_WORD(p);
+
+    case FS_FAT32 :
+        if (move_window(fs, fs->fatbase + (clst / (SS(fs) / 4)))) break;
+        p = &fs->win[clst * 4 % SS(fs)];
+        return LD_DWORD(p) & 0x0FFFFFFF;
+    }
+
+    return 0xFFFFFFFF;  /* An error occurred at the disk I/O layer */
+}
+
+
+
+
+/*-----------------------------------------------------------------------*/
+/* FAT access - Change value of a FAT entry                              */
+/*-----------------------------------------------------------------------*/
+#if !_FS_READONLY
+
+FRESULT put_fat (
+    FATFS *fs,  /* File system object */
+    DWORD clst, /* Cluster# to be changed in range of 2 to fs->n_fatent - 1 */
+    DWORD val   /* New value to mark the cluster */
+)
+{
+    UINT bc;
+    BYTE *p;
+    FRESULT res;
+
+
+    if (clst < 2 || clst >= fs->n_fatent) { /* Check range */
+        res = FR_INT_ERR;
+
+    } else {
+        switch (fs->fs_type) {
+        case FS_FAT12 :
+            bc = (UINT)clst; bc += bc / 2;
+            res = move_window(fs, fs->fatbase + (bc / SS(fs)));
+            if (res != FR_OK) break;
+            p = &fs->win[bc % SS(fs)];
+            *p = (clst & 1) ? ((*p & 0x0F) | ((BYTE)val << 4)) : (BYTE)val;
+            bc++;
+            fs->wflag = 1;
+            res = move_window(fs, fs->fatbase + (bc / SS(fs)));
+            if (res != FR_OK) break;
+            p = &fs->win[bc % SS(fs)];
+            *p = (clst & 1) ? (BYTE)(val >> 4) : ((*p & 0xF0) | ((BYTE)(val >> 8) & 0x0F));
+            break;
+
+        case FS_FAT16 :
+            res = move_window(fs, fs->fatbase + (clst / (SS(fs) / 2)));
+            if (res != FR_OK) break;
+            p = &fs->win[clst * 2 % SS(fs)];
+            ST_WORD(p, (WORD)val);
+            break;
+
+        case FS_FAT32 :
+            res = move_window(fs, fs->fatbase + (clst / (SS(fs) / 4)));
+            if (res != FR_OK) break;
+            p = &fs->win[clst * 4 % SS(fs)];
+            val |= LD_DWORD(p) & 0xF0000000;
+            ST_DWORD(p, val);
+            break;
+
+        default :
+            res = FR_INT_ERR;
+        }
+        fs->wflag = 1;
+    }
+
+    return res;
+}
+#endif /* !_FS_READONLY */
+
+
+
+
+/*-----------------------------------------------------------------------*/
+/* FAT handling - Remove a cluster chain                                 */
+/*-----------------------------------------------------------------------*/
+#if !_FS_READONLY
+static
+FRESULT remove_chain (
+    FATFS *fs,          /* File system object */
+    DWORD clst          /* Cluster# to remove a chain from */
+)
+{
+    FRESULT res;
+    DWORD nxt;
+#if _USE_ERASE
+    DWORD scl = clst, ecl = clst, rt[2];
+#endif
+
+    if (clst < 2 || clst >= fs->n_fatent) { /* Check range */
+        res = FR_INT_ERR;
+
+    } else {
+        res = FR_OK;
+        while (clst < fs->n_fatent) {           /* Not a last link? */
+            nxt = get_fat(fs, clst);            /* Get cluster status */
+            if (nxt == 0) break;                /* Empty cluster? */
+            if (nxt == 1) { res = FR_INT_ERR; break; }  /* Internal error? */
+            if (nxt == 0xFFFFFFFF) { res = FR_DISK_ERR; break; }    /* Disk error? */
+            res = put_fat(fs, clst, 0);         /* Mark the cluster "empty" */
+            if (res != FR_OK) break;
+            if (fs->free_clust != 0xFFFFFFFF) { /* Update FSInfo */
+                fs->free_clust++;
+                fs->fsi_flag = 1;
+            }
+#if _USE_ERASE
+            if (ecl + 1 == nxt) {   /* Is next cluster contiguous? */
+                ecl = nxt;
+            } else {                /* End of contiguous clusters */
+                rt[0] = clust2sect(fs, scl);                    /* Start sector */
+                rt[1] = clust2sect(fs, ecl) + fs->csize - 1;    /* End sector */
+                disk_ioctl(fs->drv, CTRL_ERASE_SECTOR, rt);     /* Erase the block */
+                scl = ecl = nxt;
+            }
+#endif
+            clst = nxt; /* Next cluster */
+        }
+    }
+
+    return res;
+}
+#endif
+
+
+
+
+/*-----------------------------------------------------------------------*/
+/* FAT handling - Stretch or Create a cluster chain                      */
+/*-----------------------------------------------------------------------*/
+#if !_FS_READONLY
+static
+DWORD create_chain (    /* 0:No free cluster, 1:Internal error, 0xFFFFFFFF:Disk error, >=2:New cluster# */
+    FATFS *fs,          /* File system object */
+    DWORD clst          /* Cluster# to stretch. 0 means create a new chain. */
+)
+{
+    DWORD cs, ncl, scl;
+    FRESULT res;
+
+
+    if (clst == 0) {        /* Create a new chain */
+        scl = fs->last_clust;           /* Get suggested start point */
+        if (!scl || scl >= fs->n_fatent) scl = 1;
+    }
+    else {                  /* Stretch the current chain */
+        cs = get_fat(fs, clst);         /* Check the cluster status */
+        if (cs < 2) return 1;           /* It is an invalid cluster */
+        if (cs < fs->n_fatent) return cs;   /* It is already followed by next cluster */
+        scl = clst;
+    }
+
+    ncl = scl;              /* Start cluster */
+    for (;;) {
+        ncl++;                          /* Next cluster */
+        if (ncl >= fs->n_fatent) {      /* Wrap around */
+            ncl = 2;
+            if (ncl > scl) return 0;    /* No free cluster */
+        }
+        cs = get_fat(fs, ncl);          /* Get the cluster status */
+        if (cs == 0) break;             /* Found a free cluster */
+        if (cs == 0xFFFFFFFF || cs == 1)/* An error occurred */
+            return cs;
+        if (ncl == scl) return 0;       /* No free cluster */
+    }
+
+    res = put_fat(fs, ncl, 0x0FFFFFFF); /* Mark the new cluster "last link" */
+    if (res == FR_OK && clst != 0) {
+        res = put_fat(fs, clst, ncl);   /* Link it to the previous one if needed */
+    }
+    if (res == FR_OK) {
+        fs->last_clust = ncl;           /* Update FSINFO */
+        if (fs->free_clust != 0xFFFFFFFF) {
+            fs->free_clust--;
+            fs->fsi_flag = 1;
+        }
+    } else {
+        ncl = (res == FR_DISK_ERR) ? 0xFFFFFFFF : 1;
+    }
+
+    return ncl;     /* Return new cluster number or error code */
+}
+#endif /* !_FS_READONLY */
+
+
+
+/*-----------------------------------------------------------------------*/
+/* FAT handling - Convert offset into cluster with link map table        */
+/*-----------------------------------------------------------------------*/
+
+#if _USE_FASTSEEK
+static
+DWORD clmt_clust (  /* <2:Error, >=2:Cluster number */
+    FIL* fp,        /* Pointer to the file object */
+    DWORD ofs       /* File offset to be converted to cluster# */
+)
+{
+    DWORD cl, ncl, *tbl;
+
+
+    tbl = fp->cltbl + 1;    /* Top of CLMT */
+    cl = ofs / SS(fp->fs) / fp->fs->csize;  /* Cluster order from top of the file */
+    for (;;) {
+        ncl = *tbl++;           /* Number of cluters in the fragment */
+        if (!ncl) return 0;     /* End of table? (error) */
+        if (cl < ncl) break;    /* In this fragment? */
+        cl -= ncl; tbl++;       /* Next fragment */
+    }
+    return cl + *tbl;   /* Return the cluster number */
+}
+#endif  /* _USE_FASTSEEK */
+
+
+
+/*-----------------------------------------------------------------------*/
+/* Directory handling - Set directory index                              */
+/*-----------------------------------------------------------------------*/
+
+static
+FRESULT dir_sdi (
+    FATFS_DIR *dj,        /* Pointer to directory object */
+    WORD idx        /* Index of directory table */
+)
+{
+    DWORD clst;
+    WORD ic;
+
+
+    dj->index = idx;
+    clst = dj->sclust;
+    if (clst == 1 || clst >= dj->fs->n_fatent)  /* Check start cluster range */
+        return FR_INT_ERR;
+    if (!clst && dj->fs->fs_type == FS_FAT32)   /* Replace cluster# 0 with root cluster# if in FAT32 */
+        clst = dj->fs->dirbase;
+
+    if (clst == 0) {    /* Static table (root-dir in FAT12/16) */
+        dj->clust = clst;
+        if (idx >= dj->fs->n_rootdir)       /* Index is out of range */
+            return FR_INT_ERR;
+        dj->sect = dj->fs->dirbase + idx / (SS(dj->fs) / SZ_DIR);   /* Sector# */
+    }
+    else {              /* Dynamic table (sub-dirs or root-dir in FAT32) */
+        ic = SS(dj->fs) / SZ_DIR * dj->fs->csize;   /* Entries per cluster */
+        while (idx >= ic) { /* Follow cluster chain */
+            clst = get_fat(dj->fs, clst);               /* Get next cluster */
+            if (clst == 0xFFFFFFFF) return FR_DISK_ERR; /* Disk error */
+            if (clst < 2 || clst >= dj->fs->n_fatent)   /* Reached to end of table or int error */
+                return FR_INT_ERR;
+            idx -= ic;
+        }
+        dj->clust = clst;
+        dj->sect = clust2sect(dj->fs, clst) + idx / (SS(dj->fs) / SZ_DIR);  /* Sector# */
+    }
+
+    dj->dir = dj->fs->win + (idx % (SS(dj->fs) / SZ_DIR)) * SZ_DIR; /* Ptr to the entry in the sector */
+
+    return FR_OK;   /* Seek succeeded */
+}
+
+
+
+
+/*-----------------------------------------------------------------------*/
+/* Directory handling - Move directory table index next                  */
+/*-----------------------------------------------------------------------*/
+
+static
+FRESULT dir_next (  /* FR_OK:Succeeded, FR_NO_FILE:End of table, FR_DENIED:EOT and could not stretch */
+    FATFS_DIR *dj,        /* Pointer to directory object */
+    int stretch     /* 0: Do not stretch table, 1: Stretch table if needed */
+)
+{
+    DWORD clst;
+    WORD i;
+
+
+    stretch = stretch;      /* To suppress warning on read-only cfg. */
+    i = dj->index + 1;
+    if (!i || !dj->sect)    /* Report EOT when index has reached 65535 */
+        return FR_NO_FILE;
+
+    if (!(i % (SS(dj->fs) / SZ_DIR))) { /* Sector changed? */
+        dj->sect++;                 /* Next sector */
+
+        if (dj->clust == 0) {   /* Static table */
+            if (i >= dj->fs->n_rootdir) /* Report EOT when end of table */
+                return FR_NO_FILE;
+        }
+        else {                  /* Dynamic table */
+            if (((i / (SS(dj->fs) / SZ_DIR)) & (dj->fs->csize - 1)) == 0) { /* Cluster changed? */
+                clst = get_fat(dj->fs, dj->clust);              /* Get next cluster */
+                if (clst <= 1) return FR_INT_ERR;
+                if (clst == 0xFFFFFFFF) return FR_DISK_ERR;
+                if (clst >= dj->fs->n_fatent) {                 /* When it reached end of dynamic table */
+#if !_FS_READONLY
+                    BYTE c;
+                    if (!stretch) return FR_NO_FILE;            /* When do not stretch, report EOT */
+                    clst = create_chain(dj->fs, dj->clust);     /* Stretch cluster chain */
+                    if (clst == 0) return FR_DENIED;            /* No free cluster */
+                    if (clst == 1) return FR_INT_ERR;
+                    if (clst == 0xFFFFFFFF) return FR_DISK_ERR;
+                    /* Clean-up stretched table */
+                    if (move_window(dj->fs, 0)) return FR_DISK_ERR; /* Flush active window */
+                    mem_set(dj->fs->win, 0, SS(dj->fs));            /* Clear window buffer */
+                    dj->fs->winsect = clust2sect(dj->fs, clst); /* Cluster start sector */
+                    for (c = 0; c < dj->fs->csize; c++) {       /* Fill the new cluster with 0 */
+                        dj->fs->wflag = 1;
+                        if (move_window(dj->fs, 0)) return FR_DISK_ERR;
+                        dj->fs->winsect++;
+                    }
+                    dj->fs->winsect -= c;                       /* Rewind window address */
+#else
+                    return FR_NO_FILE;          /* Report EOT */
+#endif
+                }
+                dj->clust = clst;               /* Initialize data for new cluster */
+                dj->sect = clust2sect(dj->fs, clst);
+            }
+        }
+    }
+
+    dj->index = i;
+    dj->dir = dj->fs->win + (i % (SS(dj->fs) / SZ_DIR)) * SZ_DIR;
+
+    return FR_OK;
+}
+
+
+
+
+/*-----------------------------------------------------------------------*/
+/* Directory handling - Load/Store start cluster number                  */
+/*-----------------------------------------------------------------------*/
+
+static
+DWORD ld_clust (
+    FATFS *fs,  /* Pointer to the fs object */
+    BYTE *dir   /* Pointer to the directory entry */
+)
+{
+    DWORD cl;
+
+    cl = LD_WORD(dir+DIR_FstClusLO);
+    if (fs->fs_type == FS_FAT32)
+        cl |= (DWORD)LD_WORD(dir+DIR_FstClusHI) << 16;
+
+    return cl;
+}
+
+
+#if !_FS_READONLY
+static
+void st_clust (
+    BYTE *dir,  /* Pointer to the directory entry */
+    DWORD cl    /* Value to be set */
+)
+{
+    ST_WORD(dir+DIR_FstClusLO, cl);
+    ST_WORD(dir+DIR_FstClusHI, cl >> 16);
+}
+#endif
+
+
+
+/*-----------------------------------------------------------------------*/
+/* LFN handling - Test/Pick/Fit an LFN segment from/to directory entry   */
+/*-----------------------------------------------------------------------*/
+#if _USE_LFN
+static
+const BYTE LfnOfs[] = {1,3,5,7,9,14,16,18,20,22,24,28,30};  /* Offset of LFN chars in the directory entry */
+
+
+static
+int cmp_lfn (           /* 1:Matched, 0:Not matched */
+    WCHAR *lfnbuf,      /* Pointer to the LFN to be compared */
+    BYTE *dir           /* Pointer to the directory entry containing a part of LFN */
+)
+{
+    UINT i, s;
+    WCHAR wc, uc;
+
+
+    i = ((dir[LDIR_Ord] & ~LLE) - 1) * 13;  /* Get offset in the LFN buffer */
+    s = 0; wc = 1;
+    do {
+        uc = LD_WORD(dir+LfnOfs[s]);    /* Pick an LFN character from the entry */
+        if (wc) {   /* Last char has not been processed */
+            wc = ff_wtoupper(uc);       /* Convert it to upper case */
+            if (i >= _MAX_LFN || wc != ff_wtoupper(lfnbuf[i++]))    /* Compare it */
+                return 0;               /* Not matched */
+        } else {
+            if (uc != 0xFFFF) return 0; /* Check filler */
+        }
+    } while (++s < 13);             /* Repeat until all chars in the entry are checked */
+
+    if ((dir[LDIR_Ord] & LLE) && wc && lfnbuf[i])   /* Last segment matched but different length */
+        return 0;
+
+    return 1;                       /* The part of LFN matched */
+}
+
+
+
+static
+int pick_lfn (          /* 1:Succeeded, 0:Buffer overflow */
+    WCHAR *lfnbuf,      /* Pointer to the Unicode-LFN buffer */
+    BYTE *dir           /* Pointer to the directory entry */
+)
+{
+    UINT i, s;
+    WCHAR wc, uc;
+
+
+    i = ((dir[LDIR_Ord] & 0x3F) - 1) * 13;  /* Offset in the LFN buffer */
+
+    s = 0; wc = 1;
+    do {
+        uc = LD_WORD(dir+LfnOfs[s]);        /* Pick an LFN character from the entry */
+        if (wc) {   /* Last char has not been processed */
+            if (i >= _MAX_LFN) return 0;    /* Buffer overflow? */
+            lfnbuf[i++] = wc = uc;          /* Store it */
+        } else {
+            if (uc != 0xFFFF) return 0;     /* Check filler */
+        }
+    } while (++s < 13);                     /* Read all character in the entry */
+
+    if (dir[LDIR_Ord] & LLE) {              /* Put terminator if it is the last LFN part */
+        if (i >= _MAX_LFN) return 0;        /* Buffer overflow? */
+        lfnbuf[i] = 0;
+    }
+
+    return 1;
+}
+
+
+#if !_FS_READONLY
+static
+void fit_lfn (
+    const WCHAR *lfnbuf,    /* Pointer to the LFN buffer */
+    BYTE *dir,              /* Pointer to the directory entry */
+    BYTE ord,               /* LFN order (1-20) */
+    BYTE sum                /* SFN sum */
+)
+{
+    UINT i, s;
+    WCHAR wc;
+
+
+    dir[LDIR_Chksum] = sum;         /* Set check sum */
+    dir[LDIR_Attr] = AM_LFN;        /* Set attribute. LFN entry */
+    dir[LDIR_Type] = 0;
+    ST_WORD(dir+LDIR_FstClusLO, 0);
+
+    i = (ord - 1) * 13;             /* Get offset in the LFN buffer */
+    s = wc = 0;
+    do {
+        if (wc != 0xFFFF) wc = lfnbuf[i++]; /* Get an effective char */
+        ST_WORD(dir+LfnOfs[s], wc); /* Put it */
+        if (!wc) wc = 0xFFFF;       /* Padding chars following last char */
+    } while (++s < 13);
+    if (wc == 0xFFFF || !lfnbuf[i]) ord |= LLE; /* Bottom LFN part is the start of LFN sequence */
+    dir[LDIR_Ord] = ord;            /* Set the LFN order */
+}
+
+#endif
+#endif
+
+
+
+/*-----------------------------------------------------------------------*/
+/* Create numbered name                                                  */
+/*-----------------------------------------------------------------------*/
+#if _USE_LFN
+void gen_numname (
+    BYTE *dst,          /* Pointer to generated SFN */
+    const BYTE *src,    /* Pointer to source SFN to be modified */
+    const WCHAR *lfn,   /* Pointer to LFN */
+    WORD seq            /* Sequence number */
+)
+{
+    BYTE ns[8], c;
+    UINT i, j;
+
+
+    mem_cpy(dst, src, 11);
+
+    if (seq > 5) {  /* On many collisions, generate a hash number instead of sequential number */
+        do seq = (seq >> 1) + (seq << 15) + (WORD)*lfn++; while (*lfn);
+    }
+
+    /* itoa (hexdecimal) */
+    i = 7;
+    do {
+        c = (seq % 16) + '0';
+        if (c > '9') c += 7;
+        ns[i--] = c;
+        seq /= 16;
+    } while (seq);
+    ns[i] = '~';
+
+    /* Append the number */
+    for (j = 0; j < i && dst[j] != ' '; j++) {
+        if (IsDBCS1(dst[j])) {
+            if (j == i - 1) break;
+            j++;
+        }
+    }
+    do {
+        dst[j++] = (i < 8) ? ns[i++] : ' ';
+    } while (j < 8);
+}
+#endif
+
+
+
+
+/*-----------------------------------------------------------------------*/
+/* Calculate sum of an SFN                                               */
+/*-----------------------------------------------------------------------*/
+#if _USE_LFN
+static
+BYTE sum_sfn (
+    const BYTE *dir     /* Ptr to directory entry */
+)
+{
+    BYTE sum = 0;
+    UINT n = 11;
+
+    do sum = (sum >> 1) + (sum << 7) + *dir++; while (--n);
+    return sum;
+}
+#endif
+
+
+
+
+/*-----------------------------------------------------------------------*/
+/* Directory handling - Find an object in the directory                  */
+/*-----------------------------------------------------------------------*/
+
+static
+FRESULT dir_find (
+    FATFS_DIR *dj         /* Pointer to the directory object linked to the file name */
+)
+{
+    FRESULT res;
+    BYTE c, *dir;
+#if _USE_LFN
+    BYTE a, ord, sum;
+#endif
+
+    res = dir_sdi(dj, 0);           /* Rewind directory object */
+    if (res != FR_OK) return res;
+
+#if _USE_LFN
+    ord = sum = 0xFF;
+#endif
+    do {
+        res = move_window(dj->fs, dj->sect);
+        if (res != FR_OK) break;
+        dir = dj->dir;                  /* Ptr to the directory entry of current index */
+        c = dir[DIR_Name];
+        if (c == 0) { res = FR_NO_FILE; break; }    /* Reached to end of table */
+#if _USE_LFN    /* LFN configuration */
+        a = dir[DIR_Attr] & AM_MASK;
+        if (c == DDE || ((a & AM_VOL) && a != AM_LFN)) {    /* An entry without valid data */
+            ord = 0xFF;
+        } else {
+            if (a == AM_LFN) {          /* An LFN entry is found */
+                if (dj->lfn) {
+                    if (c & LLE) {      /* Is it start of LFN sequence? */
+                        sum = dir[LDIR_Chksum];
+                        c &= ~LLE; ord = c; /* LFN start order */
+                        dj->lfn_idx = dj->index;
+                    }
+                    /* Check validity of the LFN entry and compare it with given name */
+                    ord = (c == ord && sum == dir[LDIR_Chksum] && cmp_lfn(dj->lfn, dir)) ? ord - 1 : 0xFF;
+                }
+            } else {                    /* An SFN entry is found */
+                if (!ord && sum == sum_sfn(dir)) break; /* LFN matched? */
+                ord = 0xFF; dj->lfn_idx = 0xFFFF;   /* Reset LFN sequence */
+                if (!(dj->fn[NS] & NS_LOSS) && !mem_cmp(dir, dj->fn, 11)) break;    /* SFN matched? */
+            }
+        }
+#else       /* Non LFN configuration */
+        if (!(dir[DIR_Attr] & AM_VOL) && !mem_cmp(dir, dj->fn, 11)) /* Is it a valid entry? */
+            break;
+#endif
+        res = dir_next(dj, 0);      /* Next entry */
+    } while (res == FR_OK);
+
+    return res;
+}
+
+
+
+
+/*-----------------------------------------------------------------------*/
+/* Read an object from the directory                                     */
+/*-----------------------------------------------------------------------*/
+#if _FS_MINIMIZE <= 1
+static
+FRESULT dir_read (
+    FATFS_DIR *dj         /* Pointer to the directory object that pointing the entry to be read */
+)
+{
+    FRESULT res;
+    BYTE c, *dir;
+#if _USE_LFN
+    BYTE a, ord = 0xFF, sum = 0xFF;
+#endif
+
+    res = FR_NO_FILE;
+    while (dj->sect) {
+        res = move_window(dj->fs, dj->sect);
+        if (res != FR_OK) break;
+        dir = dj->dir;                  /* Ptr to the directory entry of current index */
+        c = dir[DIR_Name];
+        if (c == 0) { res = FR_NO_FILE; break; }    /* Reached to end of table */
+#if _USE_LFN    /* LFN configuration */
+        a = dir[DIR_Attr] & AM_MASK;
+        if (c == DDE || (!_FS_RPATH && c == '.') || ((a & AM_VOL) && a != AM_LFN)) {    /* An entry without valid data */
+            ord = 0xFF;
+        } else {
+            if (a == AM_LFN) {          /* An LFN entry is found */
+                if (c & LLE) {          /* Is it start of LFN sequence? */
+                    sum = dir[LDIR_Chksum];
+                    c &= ~LLE; ord = c;
+                    dj->lfn_idx = dj->index;
+                }
+                /* Check LFN validity and capture it */
+                ord = (c == ord && sum == dir[LDIR_Chksum] && pick_lfn(dj->lfn, dir)) ? ord - 1 : 0xFF;
+            } else {                    /* An SFN entry is found */
+                if (ord || sum != sum_sfn(dir)) /* Is there a valid LFN? */
+                    dj->lfn_idx = 0xFFFF;       /* It has no LFN. */
+                break;
+            }
+        }
+#else       /* Non LFN configuration */
+        if (c != DDE && (_FS_RPATH || c != '.') && !(dir[DIR_Attr] & AM_VOL))   /* Is it a valid entry? */
+            break;
+#endif
+        res = dir_next(dj, 0);              /* Next entry */
+        if (res != FR_OK) break;
+    }
+
+    if (res != FR_OK) dj->sect = 0;
+
+    return res;
+}
+#endif
+
+
+
+/*-----------------------------------------------------------------------*/
+/* Register an object to the directory                                   */
+/*-----------------------------------------------------------------------*/
+#if !_FS_READONLY
+static
+FRESULT dir_register (  /* FR_OK:Successful, FR_DENIED:No free entry or too many SFN collision, FR_DISK_ERR:Disk error */
+    FATFS_DIR *dj             /* Target directory with object name to be created */
+)
+{
+    FRESULT res;
+    BYTE c, *dir;
+#if _USE_LFN    /* LFN configuration */
+    WORD n, ne, is;
+    BYTE sn[12], *fn, sum;
+    WCHAR *lfn;
+
+
+    fn = dj->fn; lfn = dj->lfn;
+    mem_cpy(sn, fn, 12);
+
+    if (_FS_RPATH && (sn[NS] & NS_DOT))     /* Cannot create dot entry */
+        return FR_INVALID_NAME;
+
+    if (sn[NS] & NS_LOSS) {         /* When LFN is out of 8.3 format, generate a numbered name */
+        fn[NS] = 0; dj->lfn = 0;            /* Find only SFN */
+        for (n = 1; n < 100; n++) {
+            gen_numname(fn, sn, lfn, n);    /* Generate a numbered name */
+            res = dir_find(dj);             /* Check if the name collides with existing SFN */
+            if (res != FR_OK) break;
+        }
+        if (n == 100) return FR_DENIED;     /* Abort if too many collisions */
+        if (res != FR_NO_FILE) return res;  /* Abort if the result is other than 'not collided' */
+        fn[NS] = sn[NS]; dj->lfn = lfn;
+    }
+
+    if (sn[NS] & NS_LFN) {          /* When LFN is to be created, reserve an SFN + LFN entries. */
+        for (ne = 0; lfn[ne]; ne++) ;
+        ne = (ne + 25) / 13;
+    } else {                        /* Otherwise reserve only an SFN entry. */
+        ne = 1;
+    }
+
+    /* Reserve contiguous entries */
+    res = dir_sdi(dj, 0);
+    if (res != FR_OK) return res;
+    n = is = 0;
+    do {
+        res = move_window(dj->fs, dj->sect);
+        if (res != FR_OK) break;
+        c = *dj->dir;               /* Check the entry status */
+        if (c == DDE || c == 0) {   /* Is it a blank entry? */
+            if (n == 0) is = dj->index; /* First index of the contiguous entry */
+            if (++n == ne) break;   /* A contiguous entry that required count is found */
+        } else {
+            n = 0;                  /* Not a blank entry. Restart to search */
+        }
+        res = dir_next(dj, 1);      /* Next entry with table stretch */
+    } while (res == FR_OK);
+
+    if (res == FR_OK && ne > 1) {   /* Initialize LFN entry if needed */
+        res = dir_sdi(dj, is);
+        if (res == FR_OK) {
+            sum = sum_sfn(dj->fn);  /* Sum of the SFN tied to the LFN */
+            ne--;
+            do {                    /* Store LFN entries in bottom first */
+                res = move_window(dj->fs, dj->sect);
+                if (res != FR_OK) break;
+                fit_lfn(dj->lfn, dj->dir, (BYTE)ne, sum);
+                dj->fs->wflag = 1;
+                res = dir_next(dj, 0);  /* Next entry */
+            } while (res == FR_OK && --ne);
+        }
+    }
+
+#else   /* Non LFN configuration */
+    res = dir_sdi(dj, 0);
+    if (res == FR_OK) {
+        do {    /* Find a blank entry for the SFN */
+            res = move_window(dj->fs, dj->sect);
+            if (res != FR_OK) break;
+            c = *dj->dir;
+            if (c == DDE || c == 0) break;  /* Is it a blank entry? */
+            res = dir_next(dj, 1);          /* Next entry with table stretch */
+        } while (res == FR_OK);
+    }
+#endif
+
+    if (res == FR_OK) {     /* Initialize the SFN entry */
+        res = move_window(dj->fs, dj->sect);
+        if (res == FR_OK) {
+            dir = dj->dir;
+            mem_set(dir, 0, SZ_DIR);    /* Clean the entry */
+            mem_cpy(dir, dj->fn, 11);   /* Put SFN */
+#if _USE_LFN
+            dir[DIR_NTres] = *(dj->fn+NS) & (NS_BODY | NS_EXT); /* Put NT flag */
+#endif
+            dj->fs->wflag = 1;
+        }
+    }
+
+    return res;
+}
+#endif /* !_FS_READONLY */
+
+
+
+
+/*-----------------------------------------------------------------------*/
+/* Remove an object from the directory                                   */
+/*-----------------------------------------------------------------------*/
+#if !_FS_READONLY && !_FS_MINIMIZE
+static
+FRESULT dir_remove (    /* FR_OK: Successful, FR_DISK_ERR: A disk error */
+    FATFS_DIR *dj             /* Directory object pointing the entry to be removed */
+)
+{
+    FRESULT res;
+#if _USE_LFN    /* LFN configuration */
+    WORD i;
+
+    i = dj->index;  /* SFN index */
+    res = dir_sdi(dj, (WORD)((dj->lfn_idx == 0xFFFF) ? i : dj->lfn_idx));   /* Goto the SFN or top of the LFN entries */
+    if (res == FR_OK) {
+        do {
+            res = move_window(dj->fs, dj->sect);
+            if (res != FR_OK) break;
+            *dj->dir = DDE;         /* Mark the entry "deleted" */
+            dj->fs->wflag = 1;
+            if (dj->index >= i) break;  /* When reached SFN, all entries of the object has been deleted. */
+            res = dir_next(dj, 0);      /* Next entry */
+        } while (res == FR_OK);
+        if (res == FR_NO_FILE) res = FR_INT_ERR;
+    }
+
+#else           /* Non LFN configuration */
+    res = dir_sdi(dj, dj->index);
+    if (res == FR_OK) {
+        res = move_window(dj->fs, dj->sect);
+        if (res == FR_OK) {
+            *dj->dir = DDE;         /* Mark the entry "deleted" */
+            dj->fs->wflag = 1;
+        }
+    }
+#endif
+
+    return res;
+}
+#endif /* !_FS_READONLY */
+
+
+
+
+/*-----------------------------------------------------------------------*/
+/* Pick a segment and create the object name in directory form           */
+/*-----------------------------------------------------------------------*/
+
+static
+FRESULT create_name (
+    FATFS_DIR *dj,            /* Pointer to the directory object */
+    const TCHAR **path  /* Pointer to pointer to the segment in the path string */
+)
+{
+#ifdef _EXCVT
+    static const BYTE excvt[] = _EXCVT; /* Upper conversion table for extended chars */
+#endif
+
+#if _USE_LFN    /* LFN configuration */
+    BYTE b, cf;
+    WCHAR w, *lfn;
+    UINT i, ni, si, di;
+    const TCHAR *p;
+
+    /* Create LFN in Unicode */
+    for (p = *path; *p == '/' || *p == '\\'; p++) ; /* Strip duplicated separator */
+    lfn = dj->lfn;
+    si = di = 0;
+    for (;;) {
+        w = p[si++];                    /* Get a character */
+        if (w < ' ' || w == '/' || w == '\\') break;    /* Break on end of segment */
+        if (di >= _MAX_LFN)             /* Reject too long name */
+            return FR_INVALID_NAME;
+#if !_LFN_UNICODE
+        w &= 0xFF;
+        if (IsDBCS1(w)) {               /* Check if it is a DBC 1st byte (always false on SBCS cfg) */
+            b = (BYTE)p[si++];          /* Get 2nd byte */
+            if (!IsDBCS2(b))
+                return FR_INVALID_NAME; /* Reject invalid sequence */
+            w = (w << 8) + b;           /* Create a DBC */
+        }
+        w = ff_convert(w, 1);           /* Convert ANSI/OEM to Unicode */
+        if (!w) return FR_INVALID_NAME; /* Reject invalid code */
+#endif
+        if (w < 0x80 && chk_chr("\"*:<>\?|\x7F", w)) /* Reject illegal chars for LFN */
+            return FR_INVALID_NAME;
+        lfn[di++] = w;                  /* Store the Unicode char */
+    }
+    *path = &p[si];                     /* Return pointer to the next segment */
+    cf = (w < ' ') ? NS_LAST : 0;       /* Set last segment flag if end of path */
+#if _FS_RPATH
+    if ((di == 1 && lfn[di-1] == '.') || /* Is this a dot entry? */
+        (di == 2 && lfn[di-1] == '.' && lfn[di-2] == '.')) {
+        lfn[di] = 0;
+        for (i = 0; i < 11; i++)
+            dj->fn[i] = (i < di) ? '.' : ' ';
+        dj->fn[i] = cf | NS_DOT;        /* This is a dot entry */
+        return FR_OK;
+    }
+#endif
+    while (di) {                        /* Strip trailing spaces and dots */
+        w = lfn[di-1];
+        if (w != ' ' && w != '.') break;
+        di--;
+    }
+    if (!di) return FR_INVALID_NAME;    /* Reject nul string */
+
+    lfn[di] = 0;                        /* LFN is created */
+
+    /* Create SFN in directory form */
+    mem_set(dj->fn, ' ', 11);
+    for (si = 0; lfn[si] == ' ' || lfn[si] == '.'; si++) ;  /* Strip leading spaces and dots */
+    if (si) cf |= NS_LOSS | NS_LFN;
+    while (di && lfn[di - 1] != '.') di--;  /* Find extension (di<=si: no extension) */
+
+    b = i = 0; ni = 8;
+    for (;;) {
+        w = lfn[si++];                  /* Get an LFN char */
+        if (!w) break;                  /* Break on end of the LFN */
+        if (w == ' ' || (w == '.' && si != di)) {   /* Remove spaces and dots */
+            cf |= NS_LOSS | NS_LFN; continue;
+        }
+
+        if (i >= ni || si == di) {      /* Extension or end of SFN */
+            if (ni == 11) {             /* Long extension */
+                cf |= NS_LOSS | NS_LFN; break;
+            }
+            if (si != di) cf |= NS_LOSS | NS_LFN;   /* Out of 8.3 format */
+            if (si > di) break;         /* No extension */
+            si = di; i = 8; ni = 11;    /* Enter extension section */
+            b <<= 2; continue;
+        }
+
+        if (w >= 0x80) {                /* Non ASCII char */
+#ifdef _EXCVT
+            w = ff_convert(w, 0);       /* Unicode -> OEM code */
+            if (w) w = excvt[w - 0x80]; /* Convert extended char to upper (SBCS) */
+#else
+            w = ff_convert(ff_wtoupper(w), 0);  /* Upper converted Unicode -> OEM code */
+#endif
+            cf |= NS_LFN;               /* Force create LFN entry */
+        }
+
+        if (_DF1S && w >= 0x100) {      /* Double byte char (always false on SBCS cfg) */
+            if (i >= ni - 1) {
+                cf |= NS_LOSS | NS_LFN; i = ni; continue;
+            }
+            dj->fn[i++] = (BYTE)(w >> 8);
+        } else {                        /* Single byte char */
+            if (!w || chk_chr("+,;=[]", w)) {   /* Replace illegal chars for SFN */
+                w = '_'; cf |= NS_LOSS | NS_LFN;/* Lossy conversion */
+            } else {
+                if (IsUpper(w)) {       /* ASCII large capital */
+                    b |= 2;
+                } else {
+                    if (IsLower(w)) {   /* ASCII small capital */
+                        b |= 1; w -= 0x20;
+                    }
+                }
+            }
+        }
+        dj->fn[i++] = (BYTE)w;
+    }
+
+    if (dj->fn[0] == DDE) dj->fn[0] = NDDE; /* If the first char collides with deleted mark, replace it with 0x05 */
+
+    if (ni == 8) b <<= 2;
+    if ((b & 0x0C) == 0x0C || (b & 0x03) == 0x03)   /* Create LFN entry when there are composite capitals */
+        cf |= NS_LFN;
+    if (!(cf & NS_LFN)) {                       /* When LFN is in 8.3 format without extended char, NT flags are created */
+        if ((b & 0x03) == 0x01) cf |= NS_EXT;   /* NT flag (Extension has only small capital) */
+        if ((b & 0x0C) == 0x04) cf |= NS_BODY;  /* NT flag (Filename has only small capital) */
+    }
+
+    dj->fn[NS] = cf;    /* SFN is created */
+
+    return FR_OK;
+
+
+#else   /* Non-LFN configuration */
+    BYTE b, c, d, *sfn;
+    UINT ni, si, i;
+    const char *p;
+
+    /* Create file name in directory form */
+    for (p = *path; *p == '/' || *p == '\\'; p++) ; /* Strip duplicated separator */
+    sfn = dj->fn;
+    mem_set(sfn, ' ', 11);
+    si = i = b = 0; ni = 8;
+#if _FS_RPATH
+    if (p[si] == '.') { /* Is this a dot entry? */
+        for (;;) {
+            c = (BYTE)p[si++];
+            if (c != '.' || si >= 3) break;
+            sfn[i++] = c;
+        }
+        if (c != '/' && c != '\\' && c > ' ') return FR_INVALID_NAME;
+        *path = &p[si];                                 /* Return pointer to the next segment */
+        sfn[NS] = (c <= ' ') ? NS_LAST | NS_DOT : NS_DOT;   /* Set last segment flag if end of path */
+        return FR_OK;
+    }
+#endif
+    for (;;) {
+        c = (BYTE)p[si++];
+        if (c <= ' ' || c == '/' || c == '\\') break;   /* Break on end of segment */
+        if (c == '.' || i >= ni) {
+            if (ni != 8 || c != '.') return FR_INVALID_NAME;
+            i = 8; ni = 11;
+            b <<= 2; continue;
+        }
+        if (c >= 0x80) {                /* Extended char? */
+            b |= 3;                     /* Eliminate NT flag */
+#ifdef _EXCVT
+            c = excvt[c - 0x80];        /* Upper conversion (SBCS) */
+#else
+#if !_DF1S  /* ASCII only cfg */
+            return FR_INVALID_NAME;
+#endif
+#endif
+        }
+        if (IsDBCS1(c)) {               /* Check if it is a DBC 1st byte (always false on SBCS cfg) */
+            d = (BYTE)p[si++];          /* Get 2nd byte */
+            if (!IsDBCS2(d) || i >= ni - 1) /* Reject invalid DBC */
+                return FR_INVALID_NAME;
+            sfn[i++] = c;
+            sfn[i++] = d;
+        } else {                        /* Single byte code */
+            if (chk_chr("\"*+,:;<=>\?[]|\x7F", c))  /* Reject illegal chrs for SFN */
+                return FR_INVALID_NAME;
+            if (IsUpper(c)) {           /* ASCII large capital? */
+                b |= 2;
+            } else {
+                if (IsLower(c)) {       /* ASCII small capital? */
+                    b |= 1; c -= 0x20;
+                }
+            }
+            sfn[i++] = c;
+        }
+    }
+    *path = &p[si];                     /* Return pointer to the next segment */
+    c = (c <= ' ') ? NS_LAST : 0;       /* Set last segment flag if end of path */
+
+    if (!i) return FR_INVALID_NAME;     /* Reject nul string */
+    if (sfn[0] == DDE) sfn[0] = NDDE;   /* When first char collides with DDE, replace it with 0x05 */
+
+    if (ni == 8) b <<= 2;
+    if ((b & 0x03) == 0x01) c |= NS_EXT;    /* NT flag (Name extension has only small capital) */
+    if ((b & 0x0C) == 0x04) c |= NS_BODY;   /* NT flag (Name body has only small capital) */
+
+    sfn[NS] = c;        /* Store NT flag, File name is created */
+
+    return FR_OK;
+#endif
+}
+
+
+
+
+/*-----------------------------------------------------------------------*/
+/* Get file information from directory entry                             */
+/*-----------------------------------------------------------------------*/
+#if _FS_MINIMIZE <= 1
+static
+void get_fileinfo (     /* No return code */
+    FATFS_DIR *dj,            /* Pointer to the directory object */
+    FILINFO *fno        /* Pointer to the file information to be filled */
+)
+{
+    UINT i;
+    BYTE nt, *dir;
+    TCHAR *p, c;
+
+
+    p = fno->fname;
+    if (dj->sect) {
+        dir = dj->dir;
+        nt = dir[DIR_NTres];        /* NT flag */
+        for (i = 0; i < 8; i++) {   /* Copy name body */
+            c = dir[i];
+            if (c == ' ') break;
+            if (c == NDDE) c = (TCHAR)DDE;
+            if (_USE_LFN && (nt & NS_BODY) && IsUpper(c)) c += 0x20;
+#if _LFN_UNICODE
+            if (IsDBCS1(c) && i < 7 && IsDBCS2(dir[i+1]))
+                c = (c << 8) | dir[++i];
+            c = ff_convert(c, 1);
+            if (!c) c = '?';
+#endif
+            *p++ = c;
+        }
+        if (dir[8] != ' ') {        /* Copy name extension */
+            *p++ = '.';
+            for (i = 8; i < 11; i++) {
+                c = dir[i];
+                if (c == ' ') break;
+                if (_USE_LFN && (nt & NS_EXT) && IsUpper(c)) c += 0x20;
+#if _LFN_UNICODE
+                if (IsDBCS1(c) && i < 10 && IsDBCS2(dir[i+1]))
+                    c = (c << 8) | dir[++i];
+                c = ff_convert(c, 1);
+                if (!c) c = '?';
+#endif
+                *p++ = c;
+            }
+        }
+        fno->fattrib = dir[DIR_Attr];               /* Attribute */
+        fno->fsize = LD_DWORD(dir+DIR_FileSize);    /* Size */
+        fno->fdate = LD_WORD(dir+DIR_WrtDate);      /* Date */
+        fno->ftime = LD_WORD(dir+DIR_WrtTime);      /* Time */
+    }
+    *p = 0;     /* Terminate SFN str by a \0 */
+
+#if _USE_LFN
+    if (fno->lfname && fno->lfsize) {
+        TCHAR *tp = fno->lfname;
+        WCHAR w, *lfn;
+
+        i = 0;
+        if (dj->sect && dj->lfn_idx != 0xFFFF) {/* Get LFN if available */
+            lfn = dj->lfn;
+            while ((w = *lfn++) != 0) {         /* Get an LFN char */
+#if !_LFN_UNICODE
+                w = ff_convert(w, 0);           /* Unicode -> OEM conversion */
+                if (!w) { i = 0; break; }       /* Could not convert, no LFN */
+                if (_DF1S && w >= 0x100)        /* Put 1st byte if it is a DBC (always false on SBCS cfg) */
+                    tp[i++] = (TCHAR)(w >> 8);
+#endif
+                if (i >= fno->lfsize - 1) { i = 0; break; } /* Buffer overflow, no LFN */
+                tp[i++] = (TCHAR)w;
+            }
+        }
+        tp[i] = 0;  /* Terminate the LFN str by a \0 */
+    }
+#endif
+}
+#endif /* _FS_MINIMIZE <= 1 */
+
+
+
+
+/*-----------------------------------------------------------------------*/
+/* Follow a file path                                                    */
+/*-----------------------------------------------------------------------*/
+
+static
+FRESULT follow_path (   /* FR_OK(0): successful, !=0: error code */
+    FATFS_DIR *dj,            /* Directory object to return last directory and found object */
+    const TCHAR *path   /* Full-path string to find a file or directory */
+)
+{
+    FRESULT res;
+    BYTE *dir, ns;
+
+
+#if _FS_RPATH
+    if (*path == '/' || *path == '\\') { /* There is a heading separator */
+        path++; dj->sclust = 0;     /* Strip it and start from the root dir */
+    } else {                            /* No heading separator */
+        dj->sclust = dj->fs->cdir;  /* Start from the current dir */
+    }
+#else
+    if (*path == '/' || *path == '\\')  /* Strip heading separator if exist */
+        path++;
+    dj->sclust = 0;                     /* Start from the root dir */
+#endif
+
+    if ((UINT)*path < ' ') {            /* Nul path means the start directory itself */
+        res = dir_sdi(dj, 0);
+        dj->dir = 0;
+    } else {                            /* Follow path */
+        for (;;) {
+            res = create_name(dj, &path);   /* Get a segment */
+            if (res != FR_OK) break;
+            res = dir_find(dj);             /* Find it */
+            ns = *(dj->fn+NS);
+            if (res != FR_OK) {             /* Failed to find the object */
+                if (res != FR_NO_FILE) break;   /* Abort if any hard error occurred */
+                /* Object not found */
+                if (_FS_RPATH && (ns & NS_DOT)) {   /* If dot entry is not exit */
+                    dj->sclust = 0; dj->dir = 0;    /* It is the root dir */
+                    res = FR_OK;
+                    if (!(ns & NS_LAST)) continue;
+                } else {                            /* Could not find the object */
+                    if (!(ns & NS_LAST)) res = FR_NO_PATH;
+                }
+                break;
+            }
+            if (ns & NS_LAST) break;            /* Last segment match. Function completed. */
+            dir = dj->dir;                      /* There is next segment. Follow the sub directory */
+            if (!(dir[DIR_Attr] & AM_DIR)) {    /* Cannot follow because it is a file */
+                res = FR_NO_PATH; break;
+            }
+            dj->sclust = ld_clust(dj->fs, dir);
+        }
+    }
+
+    return res;
+}
+
+
+
+
+/*-----------------------------------------------------------------------*/
+/* Load a sector and check if it is an FAT Volume Boot Record            */
+/*-----------------------------------------------------------------------*/
+
+static
+BYTE check_fs ( /* 0:FAT-VBR, 1:Any BR but not FAT, 2:Not a BR, 3:Disk error */
+    FATFS *fs,  /* File system object */
+    DWORD sect  /* Sector# (lba) to check if it is an FAT boot record or not */
+)
+{
+    if (disk_read(fs->drv, fs->win, sect, 1) != RES_OK) /* Load boot record */
+        return 3;
+    if (LD_WORD(&fs->win[BS_55AA]) != 0xAA55)       /* Check record signature (always placed at offset 510 even if the sector size is >512) */
+        return 2;
+
+    if ((LD_DWORD(&fs->win[BS_FilSysType]) & 0xFFFFFF) == 0x544146) /* Check "FAT" string */
+        return 0;
+    if ((LD_DWORD(&fs->win[BS_FilSysType32]) & 0xFFFFFF) == 0x544146)
+        return 0;
+
+    return 1;
+}
+
+
+
+
+/*-----------------------------------------------------------------------*/
+/* Check if the file system object is valid or not                       */
+/*-----------------------------------------------------------------------*/
+
+static
+FRESULT chk_mounted (   /* FR_OK(0): successful, !=0: any error occurred */
+    const TCHAR **path, /* Pointer to pointer to the path name (drive number) */
+    FATFS **rfs,        /* Pointer to pointer to the found file system object */
+    BYTE wmode          /* !=0: Check write protection for write access */
+)
+{
+    BYTE fmt, b, pi, *tbl;
+    UINT vol;
+    DSTATUS stat;
+    DWORD bsect, fasize, tsect, sysect, nclst, szbfat;
+    WORD nrsv;
+    const TCHAR *p = *path;
+    FATFS *fs;
+
+
+    /* Get logical drive number from the path name */
+    vol = p[0] - '0';                   /* Is there a drive number? */
+    if (vol <= 9 && p[1] == ':') {      /* Found a drive number, get and strip it */
+        p += 2; *path = p;              /* Return pointer to the path name */
+    } else {                            /* No drive number is given */
+#if _FS_RPATH
+        vol = CurrVol;                  /* Use current drive */
+#else
+        vol = 0;                        /* Use drive 0 */
+#endif
+    }
+
+    /* Check if the file system object is valid or not */
+    *rfs = 0;
+    if (vol >= _VOLUMES)                /* Is the drive number valid? */
+        return FR_INVALID_DRIVE;
+    fs = FatFs[vol];                    /* Get corresponding file system object */
+    if (!fs) return FR_NOT_ENABLED;     /* Is the file system object available? */
+
+    ENTER_FF(fs);                       /* Lock file system */
+
+    *rfs = fs;                          /* Return pointer to the corresponding file system object */
+    if (fs->fs_type) {                  /* If the volume has been mounted */
+        stat = disk_status(fs->drv);
+        if (!(stat & STA_NOINIT)) {     /* and the physical drive is kept initialized (has not been changed), */
+            if (!_FS_READONLY && wmode && (stat & STA_PROTECT)) /* Check write protection if needed */
+                return FR_WRITE_PROTECTED;
+            return FR_OK;               /* The file system object is valid */
+        }
+    }
+
+    /* The file system object is not valid. */
+    /* Following code attempts to mount the volume. (analyze BPB and initialize the fs object) */
+
+    fs->fs_type = 0;                    /* Clear the file system object */
+    fs->drv = LD2PD(vol);               /* Bind the logical drive and a physical drive */
+    stat = disk_initialize(fs->drv);    /* Initialize the physical drive */
+    if (stat & STA_NOINIT)              /* Check if the initialization succeeded */
+        return FR_NOT_READY;            /* Failed to initialize due to no medium or hard error */
+    if (!_FS_READONLY && wmode && (stat & STA_PROTECT)) /* Check disk write protection if needed */
+        return FR_WRITE_PROTECTED;
+#if _MAX_SS != 512                      /* Get disk sector size (variable sector size cfg only) */
+    if (disk_ioctl(fs->drv, GET_SECTOR_SIZE, &fs->ssize) != RES_OK)
+        return FR_DISK_ERR;
+#endif
+    /* Search FAT partition on the drive. Supports only generic partitions, FDISK and SFD. */
+    fmt = check_fs(fs, bsect = 0);      /* Load sector 0 and check if it is an FAT-VBR (in SFD) */
+    if (LD2PT(vol) && !fmt) fmt = 1;    /* Force non-SFD if the volume is forced partition */
+    if (fmt == 1) {                     /* Not an FAT-VBR, the physical drive can be partitioned */
+        /* Check the partition listed in the partition table */
+        pi = LD2PT(vol);
+        if (pi) pi--;
+        tbl = &fs->win[MBR_Table + pi * SZ_PTE];/* Partition table */
+        if (tbl[4]) {                       /* Is the partition existing? */
+            bsect = LD_DWORD(&tbl[8]);      /* Partition offset in LBA */
+            fmt = check_fs(fs, bsect);      /* Check the partition */
+        }
+    }
+    if (fmt == 3) return FR_DISK_ERR;
+    if (fmt) return FR_NO_FILESYSTEM;       /* No FAT volume is found */
+
+    /* An FAT volume is found. Following code initializes the file system object */
+
+    if (LD_WORD(fs->win+BPB_BytsPerSec) != SS(fs))      /* (BPB_BytsPerSec must be equal to the physical sector size) */
+        return FR_NO_FILESYSTEM;
+
+    fasize = LD_WORD(fs->win+BPB_FATSz16);              /* Number of sectors per FAT */
+    if (!fasize) fasize = LD_DWORD(fs->win+BPB_FATSz32);
+    fs->fsize = fasize;
+
+    fs->n_fats = b = fs->win[BPB_NumFATs];              /* Number of FAT copies */
+    if (b != 1 && b != 2) return FR_NO_FILESYSTEM;      /* (Must be 1 or 2) */
+    fasize *= b;                                        /* Number of sectors for FAT area */
+
+    fs->csize = b = fs->win[BPB_SecPerClus];            /* Number of sectors per cluster */
+    if (!b || (b & (b - 1))) return FR_NO_FILESYSTEM;   /* (Must be power of 2) */
+
+    fs->n_rootdir = LD_WORD(fs->win+BPB_RootEntCnt);    /* Number of root directory entries */
+    if (fs->n_rootdir % (SS(fs) / SZ_DIR)) return FR_NO_FILESYSTEM; /* (BPB_RootEntCnt must be sector aligned) */
+
+    tsect = LD_WORD(fs->win+BPB_TotSec16);              /* Number of sectors on the volume */
+    if (!tsect) tsect = LD_DWORD(fs->win+BPB_TotSec32);
+
+    nrsv = LD_WORD(fs->win+BPB_RsvdSecCnt);             /* Number of reserved sectors */
+    if (!nrsv) return FR_NO_FILESYSTEM;                 /* (BPB_RsvdSecCnt must not be 0) */
+
+    /* Determine the FAT sub type */
+    sysect = nrsv + fasize + fs->n_rootdir / (SS(fs) / SZ_DIR); /* RSV+FAT+DIR */
+    if (tsect < sysect) return FR_NO_FILESYSTEM;        /* (Invalid volume size) */
+    nclst = (tsect - sysect) / fs->csize;               /* Number of clusters */
+    if (!nclst) return FR_NO_FILESYSTEM;                /* (Invalid volume size) */
+    fmt = FS_FAT12;
+    if (nclst >= MIN_FAT16) fmt = FS_FAT16;
+    if (nclst >= MIN_FAT32) fmt = FS_FAT32;
+
+    /* Boundaries and Limits */
+    fs->n_fatent = nclst + 2;                           /* Number of FAT entries */
+    fs->database = bsect + sysect;                      /* Data start sector */
+    fs->fatbase = bsect + nrsv;                         /* FAT start sector */
+    if (fmt == FS_FAT32) {
+        if (fs->n_rootdir) return FR_NO_FILESYSTEM;     /* (BPB_RootEntCnt must be 0) */
+        fs->dirbase = LD_DWORD(fs->win+BPB_RootClus);   /* Root directory start cluster */
+        szbfat = fs->n_fatent * 4;                      /* (Required FAT size) */
+    } else {
+        if (!fs->n_rootdir) return FR_NO_FILESYSTEM;    /* (BPB_RootEntCnt must not be 0) */
+        fs->dirbase = fs->fatbase + fasize;             /* Root directory start sector */
+        szbfat = (fmt == FS_FAT16) ?                    /* (Required FAT size) */
+            fs->n_fatent * 2 : fs->n_fatent * 3 / 2 + (fs->n_fatent & 1);
+    }
+    if (fs->fsize < (szbfat + (SS(fs) - 1)) / SS(fs))   /* (BPB_FATSz must not be less than required) */
+        return FR_NO_FILESYSTEM;
+
+#if !_FS_READONLY
+    /* Initialize cluster allocation information */
+    fs->free_clust = 0xFFFFFFFF;
+    fs->last_clust = 0;
+
+    /* Get fsinfo if available */
+    if (fmt == FS_FAT32) {
+        fs->fsi_flag = 0;
+        fs->fsi_sector = bsect + LD_WORD(fs->win+BPB_FSInfo);
+        if (disk_read(fs->drv, fs->win, fs->fsi_sector, 1) == RES_OK &&
+            LD_WORD(fs->win+BS_55AA) == 0xAA55 &&
+            LD_DWORD(fs->win+FSI_LeadSig) == 0x41615252 &&
+            LD_DWORD(fs->win+FSI_StrucSig) == 0x61417272) {
+                fs->last_clust = LD_DWORD(fs->win+FSI_Nxt_Free);
+                fs->free_clust = LD_DWORD(fs->win+FSI_Free_Count);
+        }
+    }
+#endif
+    fs->fs_type = fmt;      /* FAT sub-type */
+    fs->id = ++Fsid;        /* File system mount ID */
+    fs->winsect = 0;        /* Invalidate sector cache */
+    fs->wflag = 0;
+#if _FS_RPATH
+    fs->cdir = 0;           /* Current directory (root dir) */
+#endif
+#if _FS_LOCK                /* Clear file lock semaphores */
+    clear_lock(fs);
+#endif
+
+    return FR_OK;
+}
+
+
+
+
+/*-----------------------------------------------------------------------*/
+/* Check if the file/dir object is valid or not                          */
+/*-----------------------------------------------------------------------*/
+
+static
+FRESULT validate (  /* FR_OK(0): The object is valid, !=0: Invalid */
+    void* obj       /* Pointer to the object FIL/DIR to check validity */
+)
+{
+    FIL *fil;
+
+
+    fil = (FIL*)obj;    /* Assuming offset of fs and id in the FIL/DIR is identical */
+    if (!fil->fs || !fil->fs->fs_type || fil->fs->id != fil->id)
+        return FR_INVALID_OBJECT;
+
+    ENTER_FF(fil->fs);      /* Lock file system */
+
+    if (disk_status(fil->fs->drv) & STA_NOINIT)
+        return FR_NOT_READY;
+
+    return FR_OK;
+}
+
+
+
+
+/*--------------------------------------------------------------------------
+
+   Public Functions
+
+--------------------------------------------------------------------------*/
+
+
+
+/*-----------------------------------------------------------------------*/
+/* Mount/Unmount a Logical Drive                                         */
+/*-----------------------------------------------------------------------*/
+
+FRESULT f_mount (
+    BYTE vol,       /* Logical drive number to be mounted/unmounted */
+    FATFS *fs       /* Pointer to new file system object (NULL for unmount)*/
+)
+{
+    FATFS *rfs;
+
+
+    if (vol >= _VOLUMES)        /* Check if the drive number is valid */
+        return FR_INVALID_DRIVE;
+    rfs = FatFs[vol];           /* Get current fs object */
+
+    if (rfs) {
+#if _FS_LOCK
+        clear_lock(rfs);
+#endif
+#if _FS_REENTRANT               /* Discard sync object of the current volume */
+        if (!ff_del_syncobj(rfs->sobj)) return FR_INT_ERR;
+#endif
+        rfs->fs_type = 0;       /* Clear old fs object */
+    }
+
+    if (fs) {
+        fs->fs_type = 0;        /* Clear new fs object */
+#if _FS_REENTRANT               /* Create sync object for the new volume */
+        if (!ff_cre_syncobj(vol, &fs->sobj)) return FR_INT_ERR;
+#endif
+    }
+    FatFs[vol] = fs;            /* Register new fs object */
+
+    return FR_OK;
+}
+
+
+
+
+/*-----------------------------------------------------------------------*/
+/* Open or Create a File                                                 */
+/*-----------------------------------------------------------------------*/
+
+FRESULT f_open (
+    FIL *fp,            /* Pointer to the blank file object */
+    const TCHAR *path,  /* Pointer to the file name */
+    BYTE mode           /* Access mode and file open mode flags */
+)
+{
+    FRESULT res;
+    FATFS_DIR dj;
+    BYTE *dir;
+    DEF_NAMEBUF;
+
+
+    if (!fp) return FR_INVALID_OBJECT;
+    fp->fs = 0;         /* Clear file object */
+
+#if !_FS_READONLY
+    mode &= FA_READ | FA_WRITE | FA_CREATE_ALWAYS | FA_OPEN_ALWAYS | FA_CREATE_NEW;
+    res = chk_mounted(&path, &dj.fs, (BYTE)(mode & ~FA_READ));
+#else
+    mode &= FA_READ;
+    res = chk_mounted(&path, &dj.fs, 0);
+#endif
+    if (res == FR_OK) {
+        INIT_BUF(dj);
+        res = follow_path(&dj, path);   /* Follow the file path */
+        dir = dj.dir;
+#if !_FS_READONLY   /* R/W configuration */
+        if (res == FR_OK) {
+            if (!dir)   /* Current dir itself */
+                res = FR_INVALID_NAME;
+#if _FS_LOCK
+            else
+                res = chk_lock(&dj, (mode & ~FA_READ) ? 1 : 0);
+#endif
+        }
+        /* Create or Open a file */
+        if (mode & (FA_CREATE_ALWAYS | FA_OPEN_ALWAYS | FA_CREATE_NEW)) {
+            DWORD dw, cl;
+
+            if (res != FR_OK) {                 /* No file, create new */
+                if (res == FR_NO_FILE)          /* There is no file to open, create a new entry */
+#if _FS_LOCK
+                    res = enq_lock() ? dir_register(&dj) : FR_TOO_MANY_OPEN_FILES;
+#else
+                    res = dir_register(&dj);
+#endif
+                mode |= FA_CREATE_ALWAYS;       /* File is created */
+                dir = dj.dir;                   /* New entry */
+            }
+            else {                              /* Any object is already existing */
+                if (dir[DIR_Attr] & (AM_RDO | AM_DIR)) {    /* Cannot overwrite it (R/O or DIR) */
+                    res = FR_DENIED;
+                } else {
+                    if (mode & FA_CREATE_NEW)   /* Cannot create as new file */
+                        res = FR_EXIST;
+                }
+            }
+            if (res == FR_OK && (mode & FA_CREATE_ALWAYS)) {    /* Truncate it if overwrite mode */
+                dw = get_fattime();                 /* Created time */
+                ST_DWORD(dir+DIR_CrtTime, dw);
+                dir[DIR_Attr] = 0;                  /* Reset attribute */
+                ST_DWORD(dir+DIR_FileSize, 0);      /* size = 0 */
+                cl = ld_clust(dj.fs, dir);          /* Get start cluster */
+                st_clust(dir, 0);                   /* cluster = 0 */
+                dj.fs->wflag = 1;
+                if (cl) {                           /* Remove the cluster chain if exist */
+                    dw = dj.fs->winsect;
+                    res = remove_chain(dj.fs, cl);
+                    if (res == FR_OK) {
+                        dj.fs->last_clust = cl - 1; /* Reuse the cluster hole */
+                        res = move_window(dj.fs, dw);
+                    }
+                }
+            }
+        }
+        else {  /* Open an existing file */
+            if (res == FR_OK) {                     /* Follow succeeded */
+                if (dir[DIR_Attr] & AM_DIR) {       /* It is a directory */
+                    res = FR_NO_FILE;
+                } else {
+                    if ((mode & FA_WRITE) && (dir[DIR_Attr] & AM_RDO)) /* R/O violation */
+                        res = FR_DENIED;
+                }
+            }
+        }
+        if (res == FR_OK) {
+            if (mode & FA_CREATE_ALWAYS)            /* Set file change flag if created or overwritten */
+                mode |= FA__WRITTEN;
+            fp->dir_sect = dj.fs->winsect;          /* Pointer to the directory entry */
+            fp->dir_ptr = dir;
+#if _FS_LOCK
+            fp->lockid = inc_lock(&dj, (mode & ~FA_READ) ? 1 : 0);
+            if (!fp->lockid) res = FR_INT_ERR;
+#endif
+        }
+
+#else               /* R/O configuration */
+        if (res == FR_OK) {                 /* Follow succeeded */
+            dir = dj.dir;
+            if (!dir) {                     /* Current dir itself */
+                res = FR_INVALID_NAME;
+            } else {
+                if (dir[DIR_Attr] & AM_DIR) /* It is a directory */
+                    res = FR_NO_FILE;
+            }
+        }
+#endif
+        FREE_BUF();
+
+        if (res == FR_OK) {
+            fp->flag = mode;                    /* File access mode */
+            fp->sclust = ld_clust(dj.fs, dir);  /* File start cluster */
+            fp->fsize = LD_DWORD(dir+DIR_FileSize); /* File size */
+            fp->fptr = 0;                       /* File pointer */
+            fp->dsect = 0;
+#if _USE_FASTSEEK
+            fp->cltbl = 0;                      /* Normal seek mode */
+#endif
+            fp->fs = dj.fs; fp->id = dj.fs->id; /* Validate file object */
+        }
+    }
+
+    LEAVE_FF(dj.fs, res);
+}
+
+
+
+
+/*-----------------------------------------------------------------------*/
+/* Read File                                                             */
+/*-----------------------------------------------------------------------*/
+
+FRESULT f_read (
+    FIL *fp,        /* Pointer to the file object */
+    void *buff,     /* Pointer to data buffer */
+    UINT btr,       /* Number of bytes to read */
+    UINT *br        /* Pointer to number of bytes read */
+)
+{
+    FRESULT res;
+    DWORD clst, sect, remain;
+    UINT rcnt, cc;
+    BYTE csect, *rbuff = (BYTE *)buff;
+
+
+    *br = 0;    /* Clear read byte counter */
+
+    res = validate(fp);                         /* Check validity */
+    if (res != FR_OK) LEAVE_FF(fp->fs, res);
+    if (fp->flag & FA__ERROR)                   /* Aborted file? */
+        LEAVE_FF(fp->fs, FR_INT_ERR);
+    if (!(fp->flag & FA_READ))                  /* Check access mode */
+        LEAVE_FF(fp->fs, FR_DENIED);
+    remain = fp->fsize - fp->fptr;
+    if (btr > remain) btr = (UINT)remain;       /* Truncate btr by remaining bytes */
+
+    for ( ;  btr;                               /* Repeat until all data read */
+        rbuff += rcnt, fp->fptr += rcnt, *br += rcnt, btr -= rcnt) {
+        if ((fp->fptr % SS(fp->fs)) == 0) {     /* On the sector boundary? */
+            csect = (BYTE)(fp->fptr / SS(fp->fs) & (fp->fs->csize - 1));    /* Sector offset in the cluster */
+            if (!csect) {                       /* On the cluster boundary? */
+                if (fp->fptr == 0) {            /* On the top of the file? */
+                    clst = fp->sclust;          /* Follow from the origin */
+                } else {                        /* Middle or end of the file */
+#if _USE_FASTSEEK
+                    if (fp->cltbl)
+                        clst = clmt_clust(fp, fp->fptr);    /* Get cluster# from the CLMT */
+                    else
+#endif
+                        clst = get_fat(fp->fs, fp->clust);  /* Follow cluster chain on the FAT */
+                }
+                if (clst < 2) ABORT(fp->fs, FR_INT_ERR);
+                if (clst == 0xFFFFFFFF) ABORT(fp->fs, FR_DISK_ERR);
+                fp->clust = clst;               /* Update current cluster */
+            }
+            sect = clust2sect(fp->fs, fp->clust);   /* Get current sector */
+            if (!sect) ABORT(fp->fs, FR_INT_ERR);
+            sect += csect;
+            cc = btr / SS(fp->fs);              /* When remaining bytes >= sector size, */
+            if (cc) {                           /* Read maximum contiguous sectors directly */
+                if (csect + cc > fp->fs->csize) /* Clip at cluster boundary */
+                    cc = fp->fs->csize - csect;
+                if (disk_read(fp->fs->drv, rbuff, sect, (BYTE)cc) != RES_OK)
+                    ABORT(fp->fs, FR_DISK_ERR);
+#if !_FS_READONLY && _FS_MINIMIZE <= 2          /* Replace one of the read sectors with cached data if it contains a dirty sector */
+#if _FS_TINY
+                if (fp->fs->wflag && fp->fs->winsect - sect < cc)
+                    mem_cpy(rbuff + ((fp->fs->winsect - sect) * SS(fp->fs)), fp->fs->win, SS(fp->fs));
+#else
+                if ((fp->flag & FA__DIRTY) && fp->dsect - sect < cc)
+                    mem_cpy(rbuff + ((fp->dsect - sect) * SS(fp->fs)), fp->buf, SS(fp->fs));
+#endif
+#endif
+                rcnt = SS(fp->fs) * cc;         /* Number of bytes transferred */
+                continue;
+            }
+#if !_FS_TINY
+            if (fp->dsect != sect) {            /* Load data sector if not in cache */
+#if !_FS_READONLY
+                if (fp->flag & FA__DIRTY) {     /* Write-back dirty sector cache */
+                    if (disk_write(fp->fs->drv, fp->buf, fp->dsect, 1) != RES_OK)
+                        ABORT(fp->fs, FR_DISK_ERR);
+                    fp->flag &= ~FA__DIRTY;
+                }
+#endif
+                if (disk_read(fp->fs->drv, fp->buf, sect, 1) != RES_OK) /* Fill sector cache */
+                    ABORT(fp->fs, FR_DISK_ERR);
+            }
+#endif
+            fp->dsect = sect;
+        }
+        rcnt = SS(fp->fs) - ((UINT)fp->fptr % SS(fp->fs));  /* Get partial sector data from sector buffer */
+        if (rcnt > btr) rcnt = btr;
+#if _FS_TINY
+        if (move_window(fp->fs, fp->dsect))     /* Move sector window */
+            ABORT(fp->fs, FR_DISK_ERR);
+        mem_cpy(rbuff, &fp->fs->win[fp->fptr % SS(fp->fs)], rcnt);  /* Pick partial sector */
+#else
+        mem_cpy(rbuff, &fp->buf[fp->fptr % SS(fp->fs)], rcnt);  /* Pick partial sector */
+#endif
+    }
+
+    LEAVE_FF(fp->fs, FR_OK);
+}
+
+
+
+
+#if !_FS_READONLY
+/*-----------------------------------------------------------------------*/
+/* Write File                                                            */
+/*-----------------------------------------------------------------------*/
+
+FRESULT f_write (
+    FIL *fp,            /* Pointer to the file object */
+    const void *buff,   /* Pointer to the data to be written */
+    UINT btw,           /* Number of bytes to write */
+    UINT *bw            /* Pointer to number of bytes written */
+)
+{
+    FRESULT res;
+    DWORD clst, sect;
+    UINT wcnt, cc;
+    const BYTE *wbuff = (const BYTE *)buff;
+    BYTE csect;
+
+
+    *bw = 0;    /* Clear write byte counter */
+
+    res = validate(fp);                     /* Check validity */
+    if (res != FR_OK) LEAVE_FF(fp->fs, res);
+    if (fp->flag & FA__ERROR)               /* Aborted file? */
+        LEAVE_FF(fp->fs, FR_INT_ERR);
+    if (!(fp->flag & FA_WRITE))             /* Check access mode */
+        LEAVE_FF(fp->fs, FR_DENIED);
+    if ((DWORD)(fp->fsize + btw) < fp->fsize) btw = 0;  /* File size cannot reach 4GB */
+
+    for ( ;  btw;                           /* Repeat until all data written */
+        wbuff += wcnt, fp->fptr += wcnt, *bw += wcnt, btw -= wcnt) {
+        if ((fp->fptr % SS(fp->fs)) == 0) { /* On the sector boundary? */
+            csect = (BYTE)(fp->fptr / SS(fp->fs) & (fp->fs->csize - 1));    /* Sector offset in the cluster */
+            if (!csect) {                   /* On the cluster boundary? */
+                if (fp->fptr == 0) {        /* On the top of the file? */
+                    clst = fp->sclust;      /* Follow from the origin */
+                    if (clst == 0)          /* When no cluster is allocated, */
+                        fp->sclust = clst = create_chain(fp->fs, 0);    /* Create a new cluster chain */
+                } else {                    /* Middle or end of the file */
+#if _USE_FASTSEEK
+                    if (fp->cltbl)
+                        clst = clmt_clust(fp, fp->fptr);    /* Get cluster# from the CLMT */
+                    else
+#endif
+                        clst = create_chain(fp->fs, fp->clust); /* Follow or stretch cluster chain on the FAT */
+                }
+                if (clst == 0) break;       /* Could not allocate a new cluster (disk full) */
+                if (clst == 1) ABORT(fp->fs, FR_INT_ERR);
+                if (clst == 0xFFFFFFFF) ABORT(fp->fs, FR_DISK_ERR);
+                fp->clust = clst;           /* Update current cluster */
+            }
+#if _FS_TINY
+            if (fp->fs->winsect == fp->dsect && move_window(fp->fs, 0)) /* Write-back sector cache */
+                ABORT(fp->fs, FR_DISK_ERR);
+#else
+            if (fp->flag & FA__DIRTY) {     /* Write-back sector cache */
+                if (disk_write(fp->fs->drv, fp->buf, fp->dsect, 1) != RES_OK)
+                    ABORT(fp->fs, FR_DISK_ERR);
+                fp->flag &= ~FA__DIRTY;
+            }
+#endif
+            sect = clust2sect(fp->fs, fp->clust);   /* Get current sector */
+            if (!sect) ABORT(fp->fs, FR_INT_ERR);
+            sect += csect;
+            cc = btw / SS(fp->fs);          /* When remaining bytes >= sector size, */
+            if (cc) {                       /* Write maximum contiguous sectors directly */
+                if (csect + cc > fp->fs->csize) /* Clip at cluster boundary */
+                    cc = fp->fs->csize - csect;
+                if (disk_write(fp->fs->drv, wbuff, sect, (BYTE)cc) != RES_OK)
+                    ABORT(fp->fs, FR_DISK_ERR);
+#if _FS_TINY
+                if (fp->fs->winsect - sect < cc) {  /* Refill sector cache if it gets invalidated by the direct write */
+                    mem_cpy(fp->fs->win, wbuff + ((fp->fs->winsect - sect) * SS(fp->fs)), SS(fp->fs));
+                    fp->fs->wflag = 0;
+                }
+#else
+                if (fp->dsect - sect < cc) { /* Refill sector cache if it gets invalidated by the direct write */
+                    mem_cpy(fp->buf, wbuff + ((fp->dsect - sect) * SS(fp->fs)), SS(fp->fs));
+                    fp->flag &= ~FA__DIRTY;
+                }
+#endif
+                wcnt = SS(fp->fs) * cc;     /* Number of bytes transferred */
+                continue;
+            }
+#if _FS_TINY
+            if (fp->fptr >= fp->fsize) {    /* Avoid silly cache filling at growing edge */
+                if (move_window(fp->fs, 0)) ABORT(fp->fs, FR_DISK_ERR);
+                fp->fs->winsect = sect;
+            }
+#else
+            if (fp->dsect != sect) {        /* Fill sector cache with file data */
+                if (fp->fptr < fp->fsize &&
+                    disk_read(fp->fs->drv, fp->buf, sect, 1) != RES_OK)
+                        ABORT(fp->fs, FR_DISK_ERR);
+            }
+#endif
+            fp->dsect = sect;
+        }
+        wcnt = SS(fp->fs) - ((UINT)fp->fptr % SS(fp->fs));/* Put partial sector into file I/O buffer */
+        if (wcnt > btw) wcnt = btw;
+#if _FS_TINY
+        if (move_window(fp->fs, fp->dsect)) /* Move sector window */
+            ABORT(fp->fs, FR_DISK_ERR);
+        mem_cpy(&fp->fs->win[fp->fptr % SS(fp->fs)], wbuff, wcnt);  /* Fit partial sector */
+        fp->fs->wflag = 1;
+#else
+        mem_cpy(&fp->buf[fp->fptr % SS(fp->fs)], wbuff, wcnt);  /* Fit partial sector */
+        fp->flag |= FA__DIRTY;
+#endif
+    }
+
+    if (fp->fptr > fp->fsize) fp->fsize = fp->fptr; /* Update file size if needed */
+    fp->flag |= FA__WRITTEN;                        /* Set file change flag */
+
+    LEAVE_FF(fp->fs, FR_OK);
+}
+
+
+
+
+/*-----------------------------------------------------------------------*/
+/* Synchronize the File Object                                           */
+/*-----------------------------------------------------------------------*/
+
+FRESULT f_sync (
+    FIL *fp     /* Pointer to the file object */
+)
+{
+    FRESULT res;
+    DWORD tim;
+    BYTE *dir;
+
+
+    res = validate(fp);                 /* Check validity of the object */
+    if (res == FR_OK) {
+        if (fp->flag & FA__WRITTEN) {   /* Has the file been written? */
+#if !_FS_TINY   /* Write-back dirty buffer */
+            if (fp->flag & FA__DIRTY) {
+                if (disk_write(fp->fs->drv, fp->buf, fp->dsect, 1) != RES_OK)
+                    LEAVE_FF(fp->fs, FR_DISK_ERR);
+                fp->flag &= ~FA__DIRTY;
+            }
+#endif
+            /* Update the directory entry */
+            res = move_window(fp->fs, fp->dir_sect);
+            if (res == FR_OK) {
+                dir = fp->dir_ptr;
+                dir[DIR_Attr] |= AM_ARC;                    /* Set archive bit */
+                ST_DWORD(dir+DIR_FileSize, fp->fsize);      /* Update file size */
+                st_clust(dir, fp->sclust);                  /* Update start cluster */
+                tim = get_fattime();                        /* Update updated time */
+                ST_DWORD(dir+DIR_WrtTime, tim);
+                ST_WORD(dir+DIR_LstAccDate, 0);
+                fp->flag &= ~FA__WRITTEN;
+                fp->fs->wflag = 1;
+                res = sync(fp->fs);
+            }
+        }
+    }
+
+    LEAVE_FF(fp->fs, res);
+}
+
+#endif /* !_FS_READONLY */
+
+
+
+
+/*-----------------------------------------------------------------------*/
+/* Close File                                                            */
+/*-----------------------------------------------------------------------*/
+
+FRESULT f_close (
+    FIL *fp     /* Pointer to the file object to be closed */
+)
+{
+    FRESULT res;
+
+
+#if _FS_READONLY
+    res = validate(fp);
+    {
+#if _FS_REENTRANT
+        FATFS *fs = fp->fs;
+#endif
+        if (res == FR_OK) fp->fs = 0;   /* Discard file object */
+        LEAVE_FF(fs, res);
+    }
+#else
+    res = f_sync(fp);       /* Flush cached data */
+#if _FS_LOCK
+    if (res == FR_OK) {     /* Decrement open counter */
+#if _FS_REENTRANT
+        FATFS *fs = fp->fs;;
+        res = validate(fp);
+        if (res == FR_OK) {
+            res = dec_lock(fp->lockid);
+            unlock_fs(fs, FR_OK);
+        }
+#else
+        res = dec_lock(fp->lockid);
+#endif
+    }
+#endif
+    if (res == FR_OK) fp->fs = 0;   /* Discard file object */
+    return res;
+#endif
+}
+
+
+
+
+/*-----------------------------------------------------------------------*/
+/* Current Drive/Directory Handlings                                     */
+/*-----------------------------------------------------------------------*/
+
+#if _FS_RPATH >= 1
+
+FRESULT f_chdrive (
+    BYTE drv        /* Drive number */
+)
+{
+    if (drv >= _VOLUMES) return FR_INVALID_DRIVE;
+
+    CurrVol = drv;
+
+    return FR_OK;
+}
+
+
+
+FRESULT f_chdir (
+    const TCHAR *path   /* Pointer to the directory path */
+)
+{
+    FRESULT res;
+    DIR dj;
+    DEF_NAMEBUF;
+
+
+    res = chk_mounted(&path, &dj.fs, 0);
+    if (res == FR_OK) {
+        INIT_BUF(dj);
+        res = follow_path(&dj, path);       /* Follow the path */
+        FREE_BUF();
+        if (res == FR_OK) {                 /* Follow completed */
+            if (!dj.dir) {
+                dj.fs->cdir = dj.sclust;    /* Start directory itself */
+            } else {
+                if (dj.dir[DIR_Attr] & AM_DIR)  /* Reached to the directory */
+                    dj.fs->cdir = ld_clust(dj.fs, dj.dir);
+                else
+                    res = FR_NO_PATH;       /* Reached but a file */
+            }
+        }
+        if (res == FR_NO_FILE) res = FR_NO_PATH;
+    }
+
+    LEAVE_FF(dj.fs, res);
+}
+
+
+#if _FS_RPATH >= 2
+FRESULT f_getcwd (
+    TCHAR *path,    /* Pointer to the directory path */
+    UINT sz_path    /* Size of path */
+)
+{
+    FRESULT res;
+    DIR dj;
+    UINT i, n;
+    DWORD ccl;
+    TCHAR *tp;
+    FILINFO fno;
+    DEF_NAMEBUF;
+
+
+    *path = 0;
+    res = chk_mounted((const TCHAR**)&path, &dj.fs, 0); /* Get current volume */
+    if (res == FR_OK) {
+        INIT_BUF(dj);
+        i = sz_path;        /* Bottom of buffer (dir stack base) */
+        dj.sclust = dj.fs->cdir;            /* Start to follow upper dir from current dir */
+        while ((ccl = dj.sclust) != 0) {    /* Repeat while current dir is a sub-dir */
+            res = dir_sdi(&dj, 1);          /* Get parent dir */
+            if (res != FR_OK) break;
+            res = dir_read(&dj);
+            if (res != FR_OK) break;
+            dj.sclust = ld_clust(dj.fs, dj.dir);    /* Goto parent dir */
+            res = dir_sdi(&dj, 0);
+            if (res != FR_OK) break;
+            do {                            /* Find the entry links to the child dir */
+                res = dir_read(&dj);
+                if (res != FR_OK) break;
+                if (ccl == ld_clust(dj.fs, dj.dir)) break;  /* Found the entry */
+                res = dir_next(&dj, 0);
+            } while (res == FR_OK);
+            if (res == FR_NO_FILE) res = FR_INT_ERR;/* It cannot be 'not found'. */
+            if (res != FR_OK) break;
+#if _USE_LFN
+            fno.lfname = path;
+            fno.lfsize = i;
+#endif
+            get_fileinfo(&dj, &fno);        /* Get the dir name and push it to the buffer */
+            tp = fno.fname;
+            if (_USE_LFN && *path) tp = path;
+            for (n = 0; tp[n]; n++) ;
+            if (i < n + 3) {
+                res = FR_NOT_ENOUGH_CORE; break;
+            }
+            while (n) path[--i] = tp[--n];
+            path[--i] = '/';
+        }
+        tp = path;
+        if (res == FR_OK) {
+            *tp++ = '0' + CurrVol;          /* Put drive number */
+            *tp++ = ':';
+            if (i == sz_path) {             /* Root-dir */
+                *tp++ = '/';
+            } else {                        /* Sub-dir */
+                do      /* Add stacked path str */
+                    *tp++ = path[i++];
+                while (i < sz_path);
+            }
+        }
+        *tp = 0;
+        FREE_BUF();
+    }
+
+    LEAVE_FF(dj.fs, res);
+}
+#endif /* _FS_RPATH >= 2 */
+#endif /* _FS_RPATH >= 1 */
+
+
+
+#if _FS_MINIMIZE <= 2
+/*-----------------------------------------------------------------------*/
+/* Seek File R/W Pointer                                                 */
+/*-----------------------------------------------------------------------*/
+
+FRESULT f_lseek (
+    FIL *fp,        /* Pointer to the file object */
+    DWORD ofs       /* File pointer from top of file */
+)
+{
+    FRESULT res;
+
+
+    res = validate(fp);                 /* Check validity of the object */
+    if (res != FR_OK) LEAVE_FF(fp->fs, res);
+    if (fp->flag & FA__ERROR)           /* Check abort flag */
+        LEAVE_FF(fp->fs, FR_INT_ERR);
+
+#if _USE_FASTSEEK
+    if (fp->cltbl) {    /* Fast seek */
+        DWORD cl, pcl, ncl, tcl, dsc, tlen, ulen, *tbl;
+
+        if (ofs == CREATE_LINKMAP) {    /* Create CLMT */
+            tbl = fp->cltbl;
+            tlen = *tbl++; ulen = 2;    /* Given table size and required table size */
+            cl = fp->sclust;            /* Top of the chain */
+            if (cl) {
+                do {
+                    /* Get a fragment */
+                    tcl = cl; ncl = 0; ulen += 2;   /* Top, length and used items */
+                    do {
+                        pcl = cl; ncl++;
+                        cl = get_fat(fp->fs, cl);
+                        if (cl <= 1) ABORT(fp->fs, FR_INT_ERR);
+                        if (cl == 0xFFFFFFFF) ABORT(fp->fs, FR_DISK_ERR);
+                    } while (cl == pcl + 1);
+                    if (ulen <= tlen) {     /* Store the length and top of the fragment */
+                        *tbl++ = ncl; *tbl++ = tcl;
+                    }
+                } while (cl < fp->fs->n_fatent);    /* Repeat until end of chain */
+            }
+            *fp->cltbl = ulen;  /* Number of items used */
+            if (ulen <= tlen)
+                *tbl = 0;       /* Terminate table */
+            else
+                res = FR_NOT_ENOUGH_CORE;   /* Given table size is smaller than required */
+
+        } else {                        /* Fast seek */
+            if (ofs > fp->fsize)        /* Clip offset at the file size */
+                ofs = fp->fsize;
+            fp->fptr = ofs;             /* Set file pointer */
+            if (ofs) {
+                fp->clust = clmt_clust(fp, ofs - 1);
+                dsc = clust2sect(fp->fs, fp->clust);
+                if (!dsc) ABORT(fp->fs, FR_INT_ERR);
+                dsc += (ofs - 1) / SS(fp->fs) & (fp->fs->csize - 1);
+                if (fp->fptr % SS(fp->fs) && dsc != fp->dsect) {    /* Refill sector cache if needed */
+#if !_FS_TINY
+#if !_FS_READONLY
+                    if (fp->flag & FA__DIRTY) {     /* Write-back dirty sector cache */
+                        if (disk_write(fp->fs->drv, fp->buf, fp->dsect, 1) != RES_OK)
+                            ABORT(fp->fs, FR_DISK_ERR);
+                        fp->flag &= ~FA__DIRTY;
+                    }
+#endif
+                    if (disk_read(fp->fs->drv, fp->buf, dsc, 1) != RES_OK)  /* Load current sector */
+                        ABORT(fp->fs, FR_DISK_ERR);
+#endif
+                    fp->dsect = dsc;
+                }
+            }
+        }
+    } else
+#endif
+
+    /* Normal Seek */
+    {
+        DWORD clst, bcs, nsect, ifptr;
+
+        if (ofs > fp->fsize                 /* In read-only mode, clip offset with the file size */
+#if !_FS_READONLY
+             && !(fp->flag & FA_WRITE)
+#endif
+            ) ofs = fp->fsize;
+
+        ifptr = fp->fptr;
+        fp->fptr = nsect = 0;
+        if (ofs) {
+            bcs = (DWORD)fp->fs->csize * SS(fp->fs);    /* Cluster size (byte) */
+            if (ifptr > 0 &&
+                (ofs - 1) / bcs >= (ifptr - 1) / bcs) { /* When seek to same or following cluster, */
+                fp->fptr = (ifptr - 1) & ~(bcs - 1);    /* start from the current cluster */
+                ofs -= fp->fptr;
+                clst = fp->clust;
+            } else {                                    /* When seek to back cluster, */
+                clst = fp->sclust;                      /* start from the first cluster */
+#if !_FS_READONLY
+                if (clst == 0) {                        /* If no cluster chain, create a new chain */
+                    clst = create_chain(fp->fs, 0);
+                    if (clst == 1) ABORT(fp->fs, FR_INT_ERR);
+                    if (clst == 0xFFFFFFFF) ABORT(fp->fs, FR_DISK_ERR);
+                    fp->sclust = clst;
+                }
+#endif
+                fp->clust = clst;
+            }
+            if (clst != 0) {
+                while (ofs > bcs) {                     /* Cluster following loop */
+#if !_FS_READONLY
+                    if (fp->flag & FA_WRITE) {          /* Check if in write mode or not */
+                        clst = create_chain(fp->fs, clst);  /* Force stretch if in write mode */
+                        if (clst == 0) {                /* When disk gets full, clip file size */
+                            ofs = bcs; break;
+                        }
+                    } else
+#endif
+                        clst = get_fat(fp->fs, clst);   /* Follow cluster chain if not in write mode */
+                    if (clst == 0xFFFFFFFF) ABORT(fp->fs, FR_DISK_ERR);
+                    if (clst <= 1 || clst >= fp->fs->n_fatent) ABORT(fp->fs, FR_INT_ERR);
+                    fp->clust = clst;
+                    fp->fptr += bcs;
+                    ofs -= bcs;
+                }
+                fp->fptr += ofs;
+                if (ofs % SS(fp->fs)) {
+                    nsect = clust2sect(fp->fs, clst);   /* Current sector */
+                    if (!nsect) ABORT(fp->fs, FR_INT_ERR);
+                    nsect += ofs / SS(fp->fs);
+                }
+            }
+        }
+        if (fp->fptr % SS(fp->fs) && nsect != fp->dsect) {  /* Fill sector cache if needed */
+#if !_FS_TINY
+#if !_FS_READONLY
+            if (fp->flag & FA__DIRTY) {         /* Write-back dirty sector cache */
+                if (disk_write(fp->fs->drv, fp->buf, fp->dsect, 1) != RES_OK)
+                    ABORT(fp->fs, FR_DISK_ERR);
+                fp->flag &= ~FA__DIRTY;
+            }
+#endif
+            if (disk_read(fp->fs->drv, fp->buf, nsect, 1) != RES_OK)    /* Fill sector cache */
+                ABORT(fp->fs, FR_DISK_ERR);
+#endif
+            fp->dsect = nsect;
+        }
+#if !_FS_READONLY
+        if (fp->fptr > fp->fsize) {         /* Set file change flag if the file size is extended */
+            fp->fsize = fp->fptr;
+            fp->flag |= FA__WRITTEN;
+        }
+#endif
+    }
+
+    LEAVE_FF(fp->fs, res);
+}
+
+
+
+#if _FS_MINIMIZE <= 1
+/*-----------------------------------------------------------------------*/
+/* Create a Directory Object                                             */
+/*-----------------------------------------------------------------------*/
+
+FRESULT f_opendir (
+    FATFS_DIR *dj,            /* Pointer to directory object to create */
+    const TCHAR *path   /* Pointer to the directory path */
+)
+{
+    FRESULT res;
+    FATFS *fs;
+    DEF_NAMEBUF;
+
+
+    if (!dj) return FR_INVALID_OBJECT;
+
+    res = chk_mounted(&path, &dj->fs, 0);
+    fs = dj->fs;
+    if (res == FR_OK) {
+        INIT_BUF(*dj);
+        res = follow_path(dj, path);            /* Follow the path to the directory */
+        FREE_BUF();
+        if (res == FR_OK) {                     /* Follow completed */
+            if (dj->dir) {                      /* It is not the root dir */
+                if (dj->dir[DIR_Attr] & AM_DIR) {   /* The object is a directory */
+                    dj->sclust = ld_clust(fs, dj->dir);
+                } else {                        /* The object is not a directory */
+                    res = FR_NO_PATH;
+                }
+            }
+            if (res == FR_OK) {
+                dj->id = fs->id;
+                res = dir_sdi(dj, 0);           /* Rewind dir */
+            }
+        }
+        if (res == FR_NO_FILE) res = FR_NO_PATH;
+        if (res != FR_OK) dj->fs = 0;           /* Invalidate the dir object if function faild */
+    } else {
+        dj->fs = 0;
+    }
+
+    LEAVE_FF(fs, res);
+}
+
+
+
+
+/*-----------------------------------------------------------------------*/
+/* Read Directory Entry in Sequence                                      */
+/*-----------------------------------------------------------------------*/
+
+FRESULT f_readdir (
+    FATFS_DIR *dj,            /* Pointer to the open directory object */
+    FILINFO *fno        /* Pointer to file information to return */
+)
+{
+    FRESULT res;
+    DEF_NAMEBUF;
+
+
+    res = validate(dj);                     /* Check validity of the object */
+    if (res == FR_OK) {
+        if (!fno) {
+            res = dir_sdi(dj, 0);           /* Rewind the directory object */
+        } else {
+            INIT_BUF(*dj);
+            res = dir_read(dj);             /* Read an directory item */
+            if (res == FR_NO_FILE) {        /* Reached end of dir */
+                dj->sect = 0;
+                res = FR_OK;
+            }
+            if (res == FR_OK) {             /* A valid entry is found */
+                get_fileinfo(dj, fno);      /* Get the object information */
+                res = dir_next(dj, 0);      /* Increment index for next */
+                if (res == FR_NO_FILE) {
+                    dj->sect = 0;
+                    res = FR_OK;
+                }
+            }
+            FREE_BUF();
+        }
+    }
+
+    LEAVE_FF(dj->fs, res);
+}
+
+
+
+#if _FS_MINIMIZE == 0
+/*-----------------------------------------------------------------------*/
+/* Get File Status                                                       */
+/*-----------------------------------------------------------------------*/
+
+FRESULT f_stat (
+    const TCHAR *path,  /* Pointer to the file path */
+    FILINFO *fno        /* Pointer to file information to return */
+)
+{
+    FRESULT res;
+    FATFS_DIR dj;
+    DEF_NAMEBUF;
+
+
+    res = chk_mounted(&path, &dj.fs, 0);
+    if (res == FR_OK) {
+        INIT_BUF(dj);
+        res = follow_path(&dj, path);   /* Follow the file path */
+        if (res == FR_OK) {             /* Follow completed */
+            if (dj.dir)     /* Found an object */
+                get_fileinfo(&dj, fno);
+            else            /* It is root dir */
+                res = FR_INVALID_NAME;
+        }
+        FREE_BUF();
+    }
+
+    LEAVE_FF(dj.fs, res);
+}
+
+
+
+#if !_FS_READONLY
+/*-----------------------------------------------------------------------*/
+/* Get Number of Free Clusters                                           */
+/*-----------------------------------------------------------------------*/
+
+FRESULT f_getfree (
+    const TCHAR *path,  /* Pointer to the logical drive number (root dir) */
+    DWORD *nclst,       /* Pointer to the variable to return number of free clusters */
+    FATFS **fatfs       /* Pointer to pointer to corresponding file system object to return */
+)
+{
+    FRESULT res;
+    FATFS *fs;
+    DWORD n, clst, sect, stat;
+    UINT i;
+    BYTE fat, *p;
+
+
+    /* Get drive number */
+    res = chk_mounted(&path, fatfs, 0);
+    fs = *fatfs;
+    if (res == FR_OK) {
+        /* If free_clust is valid, return it without full cluster scan */
+        if (fs->free_clust <= fs->n_fatent - 2) {
+            *nclst = fs->free_clust;
+        } else {
+            /* Get number of free clusters */
+            fat = fs->fs_type;
+            n = 0;
+            if (fat == FS_FAT12) {
+                clst = 2;
+                do {
+                    stat = get_fat(fs, clst);
+                    if (stat == 0xFFFFFFFF) { res = FR_DISK_ERR; break; }
+                    if (stat == 1) { res = FR_INT_ERR; break; }
+                    if (stat == 0) n++;
+                } while (++clst < fs->n_fatent);
+            } else {
+                clst = fs->n_fatent;
+                sect = fs->fatbase;
+                i = 0; p = 0;
+                do {
+                    if (!i) {
+                        res = move_window(fs, sect++);
+                        if (res != FR_OK) break;
+                        p = fs->win;
+                        i = SS(fs);
+                    }
+                    if (fat == FS_FAT16) {
+                        if (LD_WORD(p) == 0) n++;
+                        p += 2; i -= 2;
+                    } else {
+                        if ((LD_DWORD(p) & 0x0FFFFFFF) == 0) n++;
+                        p += 4; i -= 4;
+                    }
+                } while (--clst);
+            }
+            fs->free_clust = n;
+            if (fat == FS_FAT32) fs->fsi_flag = 1;
+            *nclst = n;
+        }
+    }
+    LEAVE_FF(fs, res);
+}
+
+
+
+
+/*-----------------------------------------------------------------------*/
+/* Truncate File                                                         */
+/*-----------------------------------------------------------------------*/
+
+FRESULT f_truncate (
+    FIL *fp     /* Pointer to the file object */
+)
+{
+    FRESULT res;
+    DWORD ncl;
+
+
+    if (!fp) return FR_INVALID_OBJECT;
+
+    res = validate(fp);                     /* Check validity of the object */
+    if (res == FR_OK) {
+        if (fp->flag & FA__ERROR) {         /* Check abort flag */
+            res = FR_INT_ERR;
+        } else {
+            if (!(fp->flag & FA_WRITE))     /* Check access mode */
+                res = FR_DENIED;
+        }
+    }
+    if (res == FR_OK) {
+        if (fp->fsize > fp->fptr) {
+            fp->fsize = fp->fptr;   /* Set file size to current R/W point */
+            fp->flag |= FA__WRITTEN;
+            if (fp->fptr == 0) {    /* When set file size to zero, remove entire cluster chain */
+                res = remove_chain(fp->fs, fp->sclust);
+                fp->sclust = 0;
+            } else {                /* When truncate a part of the file, remove remaining clusters */
+                ncl = get_fat(fp->fs, fp->clust);
+                res = FR_OK;
+                if (ncl == 0xFFFFFFFF) res = FR_DISK_ERR;
+                if (ncl == 1) res = FR_INT_ERR;
+                if (res == FR_OK && ncl < fp->fs->n_fatent) {
+                    res = put_fat(fp->fs, fp->clust, 0x0FFFFFFF);
+                    if (res == FR_OK) res = remove_chain(fp->fs, ncl);
+                }
+            }
+        }
+        if (res != FR_OK) fp->flag |= FA__ERROR;
+    }
+
+    LEAVE_FF(fp->fs, res);
+}
+
+
+
+
+/*-----------------------------------------------------------------------*/
+/* Delete a File or Directory                                            */
+/*-----------------------------------------------------------------------*/
+
+FRESULT f_unlink (
+    const TCHAR *path       /* Pointer to the file or directory path */
+)
+{
+    FRESULT res;
+    FATFS_DIR dj, sdj;
+    BYTE *dir;
+    DWORD dclst;
+    DEF_NAMEBUF;
+
+
+    res = chk_mounted(&path, &dj.fs, 1);
+    if (res == FR_OK) {
+        INIT_BUF(dj);
+        res = follow_path(&dj, path);       /* Follow the file path */
+        if (_FS_RPATH && res == FR_OK && (dj.fn[NS] & NS_DOT))
+            res = FR_INVALID_NAME;          /* Cannot remove dot entry */
+#if _FS_LOCK
+        if (res == FR_OK) res = chk_lock(&dj, 2);   /* Cannot remove open file */
+#endif
+        if (res == FR_OK) {                 /* The object is accessible */
+            dir = dj.dir;
+            if (!dir) {
+                res = FR_INVALID_NAME;      /* Cannot remove the start directory */
+            } else {
+                if (dir[DIR_Attr] & AM_RDO)
+                    res = FR_DENIED;        /* Cannot remove R/O object */
+            }
+            dclst = ld_clust(dj.fs, dir);
+            if (res == FR_OK && (dir[DIR_Attr] & AM_DIR)) { /* Is it a sub-dir? */
+                if (dclst < 2) {
+                    res = FR_INT_ERR;
+                } else {
+                    mem_cpy(&sdj, &dj, sizeof (FATFS_DIR));   /* Check if the sub-dir is empty or not */
+                    sdj.sclust = dclst;
+                    res = dir_sdi(&sdj, 2);     /* Exclude dot entries */
+                    if (res == FR_OK) {
+                        res = dir_read(&sdj);
+                        if (res == FR_OK        /* Not empty dir */
+#if _FS_RPATH
+                        || dclst == dj.fs->cdir /* Current dir */
+#endif
+                        ) res = FR_DENIED;
+                        if (res == FR_NO_FILE) res = FR_OK; /* Empty */
+                    }
+                }
+            }
+            if (res == FR_OK) {
+                res = dir_remove(&dj);      /* Remove the directory entry */
+                if (res == FR_OK) {
+                    if (dclst)              /* Remove the cluster chain if exist */
+                        res = remove_chain(dj.fs, dclst);
+                    if (res == FR_OK) res = sync(dj.fs);
+                }
+            }
+        }
+        FREE_BUF();
+    }
+    LEAVE_FF(dj.fs, res);
+}
+
+
+
+
+/*-----------------------------------------------------------------------*/
+/* Create a Directory                                                    */
+/*-----------------------------------------------------------------------*/
+
+FRESULT f_mkdir (
+    const TCHAR *path       /* Pointer to the directory path */
+)
+{
+    FRESULT res;
+    FATFS_DIR dj;
+    BYTE *dir, n;
+    DWORD dsc, dcl, pcl, tim = get_fattime();
+    DEF_NAMEBUF;
+
+
+    res = chk_mounted(&path, &dj.fs, 1);
+    if (res == FR_OK) {
+        INIT_BUF(dj);
+        res = follow_path(&dj, path);           /* Follow the file path */
+        if (res == FR_OK) res = FR_EXIST;       /* Any object with same name is already existing */
+        if (_FS_RPATH && res == FR_NO_FILE && (dj.fn[NS] & NS_DOT))
+            res = FR_INVALID_NAME;
+        if (res == FR_NO_FILE) {                /* Can create a new directory */
+            dcl = create_chain(dj.fs, 0);       /* Allocate a cluster for the new directory table */
+            res = FR_OK;
+            if (dcl == 0) res = FR_DENIED;      /* No space to allocate a new cluster */
+            if (dcl == 1) res = FR_INT_ERR;
+            if (dcl == 0xFFFFFFFF) res = FR_DISK_ERR;
+            if (res == FR_OK)                   /* Flush FAT */
+                res = move_window(dj.fs, 0);
+            if (res == FR_OK) {                 /* Initialize the new directory table */
+                dsc = clust2sect(dj.fs, dcl);
+                dir = dj.fs->win;
+                mem_set(dir, 0, SS(dj.fs));
+                mem_set(dir+DIR_Name, ' ', 8+3);    /* Create "." entry */
+                dir[DIR_Name] = '.';
+                dir[DIR_Attr] = AM_DIR;
+                ST_DWORD(dir+DIR_WrtTime, tim);
+                st_clust(dir, dcl);
+                mem_cpy(dir+SZ_DIR, dir, SZ_DIR);   /* Create ".." entry */
+                dir[33] = '.'; pcl = dj.sclust;
+                if (dj.fs->fs_type == FS_FAT32 && pcl == dj.fs->dirbase)
+                    pcl = 0;
+                st_clust(dir+SZ_DIR, pcl);
+                for (n = dj.fs->csize; n; n--) {    /* Write dot entries and clear following sectors */
+                    dj.fs->winsect = dsc++;
+                    dj.fs->wflag = 1;
+                    res = move_window(dj.fs, 0);
+                    if (res != FR_OK) break;
+                    mem_set(dir, 0, SS(dj.fs));
+                }
+            }
+            if (res == FR_OK) res = dir_register(&dj);  /* Register the object to the directoy */
+            if (res != FR_OK) {
+                remove_chain(dj.fs, dcl);           /* Could not register, remove cluster chain */
+            } else {
+                dir = dj.dir;
+                dir[DIR_Attr] = AM_DIR;             /* Attribute */
+                ST_DWORD(dir+DIR_WrtTime, tim);     /* Created time */
+                st_clust(dir, dcl);                 /* Table start cluster */
+                dj.fs->wflag = 1;
+                res = sync(dj.fs);
+            }
+        }
+        FREE_BUF();
+    }
+
+    LEAVE_FF(dj.fs, res);
+}
+
+
+
+
+/*-----------------------------------------------------------------------*/
+/* Change Attribute                                                      */
+/*-----------------------------------------------------------------------*/
+
+FRESULT f_chmod (
+    const TCHAR *path,  /* Pointer to the file path */
+    BYTE value,         /* Attribute bits */
+    BYTE mask           /* Attribute mask to change */
+)
+{
+    FRESULT res;
+    FATFS_DIR dj;
+    BYTE *dir;
+    DEF_NAMEBUF;
+
+
+    res = chk_mounted(&path, &dj.fs, 1);
+    if (res == FR_OK) {
+        INIT_BUF(dj);
+        res = follow_path(&dj, path);       /* Follow the file path */
+        FREE_BUF();
+        if (_FS_RPATH && res == FR_OK && (dj.fn[NS] & NS_DOT))
+            res = FR_INVALID_NAME;
+        if (res == FR_OK) {
+            dir = dj.dir;
+            if (!dir) {                     /* Is it a root directory? */
+                res = FR_INVALID_NAME;
+            } else {                        /* File or sub directory */
+                mask &= AM_RDO|AM_HID|AM_SYS|AM_ARC;    /* Valid attribute mask */
+                dir[DIR_Attr] = (value & mask) | (dir[DIR_Attr] & (BYTE)~mask); /* Apply attribute change */
+                dj.fs->wflag = 1;
+                res = sync(dj.fs);
+            }
+        }
+    }
+
+    LEAVE_FF(dj.fs, res);
+}
+
+
+
+
+/*-----------------------------------------------------------------------*/
+/* Change Timestamp                                                      */
+/*-----------------------------------------------------------------------*/
+
+FRESULT f_utime (
+    const TCHAR *path,  /* Pointer to the file/directory name */
+    const FILINFO *fno  /* Pointer to the time stamp to be set */
+)
+{
+    FRESULT res;
+    FATFS_DIR dj;
+    BYTE *dir;
+    DEF_NAMEBUF;
+
+
+    res = chk_mounted(&path, &dj.fs, 1);
+    if (res == FR_OK) {
+        INIT_BUF(dj);
+        res = follow_path(&dj, path);   /* Follow the file path */
+        FREE_BUF();
+        if (_FS_RPATH && res == FR_OK && (dj.fn[NS] & NS_DOT))
+            res = FR_INVALID_NAME;
+        if (res == FR_OK) {
+            dir = dj.dir;
+            if (!dir) {                 /* Root directory */
+                res = FR_INVALID_NAME;
+            } else {                    /* File or sub-directory */
+                ST_WORD(dir+DIR_WrtTime, fno->ftime);
+                ST_WORD(dir+DIR_WrtDate, fno->fdate);
+                dj.fs->wflag = 1;
+                res = sync(dj.fs);
+            }
+        }
+    }
+
+    LEAVE_FF(dj.fs, res);
+}
+
+
+
+
+/*-----------------------------------------------------------------------*/
+/* Rename File/Directory                                                 */
+/*-----------------------------------------------------------------------*/
+
+FRESULT f_rename (
+    const TCHAR *path_old,  /* Pointer to the old name */
+    const TCHAR *path_new   /* Pointer to the new name */
+)
+{
+    FRESULT res;
+    FATFS_DIR djo, djn;
+    BYTE buf[21], *dir;
+    DWORD dw;
+    DEF_NAMEBUF;
+
+
+    res = chk_mounted(&path_old, &djo.fs, 1);
+    if (res == FR_OK) {
+        djn.fs = djo.fs;
+        INIT_BUF(djo);
+        res = follow_path(&djo, path_old);      /* Check old object */
+        if (_FS_RPATH && res == FR_OK && (djo.fn[NS] & NS_DOT))
+            res = FR_INVALID_NAME;
+#if _FS_LOCK
+        if (res == FR_OK) res = chk_lock(&djo, 2);
+#endif
+        if (res == FR_OK) {                     /* Old object is found */
+            if (!djo.dir) {                     /* Is root dir? */
+                res = FR_NO_FILE;
+            } else {
+                mem_cpy(buf, djo.dir+DIR_Attr, 21);     /* Save the object information except for name */
+                mem_cpy(&djn, &djo, sizeof (FATFS_DIR));      /* Check new object */
+                res = follow_path(&djn, path_new);
+                if (res == FR_OK) res = FR_EXIST;       /* The new object name is already existing */
+                if (res == FR_NO_FILE) {                /* Is it a valid path and no name collision? */
+/* Start critical section that an interruption or error can cause cross-link */
+                    res = dir_register(&djn);           /* Register the new entry */
+                    if (res == FR_OK) {
+                        dir = djn.dir;                  /* Copy object information except for name */
+                        mem_cpy(dir+13, buf+2, 19);
+                        dir[DIR_Attr] = buf[0] | AM_ARC;
+                        djo.fs->wflag = 1;
+                        if (djo.sclust != djn.sclust && (dir[DIR_Attr] & AM_DIR)) {     /* Update .. entry in the directory if needed */
+                            dw = clust2sect(djo.fs, ld_clust(djo.fs, dir));
+                            if (!dw) {
+                                res = FR_INT_ERR;
+                            } else {
+                                res = move_window(djo.fs, dw);
+                                dir = djo.fs->win+SZ_DIR;   /* .. entry */
+                                if (res == FR_OK && dir[1] == '.') {
+                                    dw = (djo.fs->fs_type == FS_FAT32 && djn.sclust == djo.fs->dirbase) ? 0 : djn.sclust;
+                                    st_clust(dir, dw);
+                                    djo.fs->wflag = 1;
+                                }
+                            }
+                        }
+                        if (res == FR_OK) {
+                            res = dir_remove(&djo);     /* Remove old entry */
+                            if (res == FR_OK)
+                                res = sync(djo.fs);
+                        }
+                    }
+/* End critical section */
+                }
+            }
+        }
+        FREE_BUF();
+    }
+    LEAVE_FF(djo.fs, res);
+}
+
+#endif /* !_FS_READONLY */
+#endif /* _FS_MINIMIZE == 0 */
+#endif /* _FS_MINIMIZE <= 1 */
+#endif /* _FS_MINIMIZE <= 2 */
+
+
+
+/*-----------------------------------------------------------------------*/
+/* Forward data to the stream directly (available on only tiny cfg)      */
+/*-----------------------------------------------------------------------*/
+#if _USE_FORWARD && _FS_TINY
+
+FRESULT f_forward (
+    FIL *fp,                        /* Pointer to the file object */
+    UINT (*func)(const BYTE*,UINT), /* Pointer to the streaming function */
+    UINT btr,                       /* Number of bytes to forward */
+    UINT *bf                        /* Pointer to number of bytes forwarded */
+)
+{
+    FRESULT res;
+    DWORD remain, clst, sect;
+    UINT rcnt;
+    BYTE csect;
+
+
+    *bf = 0;    /* Clear transfer byte counter */
+
+    if (!fp) return FR_INVALID_OBJECT;
+
+    res = validate(fp);                             /* Check validity of the object */
+    if (res != FR_OK) LEAVE_FF(fp->fs, res);
+    if (fp->flag & FA__ERROR)                       /* Check error flag */
+        LEAVE_FF(fp->fs, FR_INT_ERR);
+    if (!(fp->flag & FA_READ))                      /* Check access mode */
+        LEAVE_FF(fp->fs, FR_DENIED);
+
+    remain = fp->fsize - fp->fptr;
+    if (btr > remain) btr = (UINT)remain;           /* Truncate btr by remaining bytes */
+
+    for ( ;  btr && (*func)(0, 0);                  /* Repeat until all data transferred or stream becomes busy */
+        fp->fptr += rcnt, *bf += rcnt, btr -= rcnt) {
+        csect = (BYTE)(fp->fptr / SS(fp->fs) & (fp->fs->csize - 1));    /* Sector offset in the cluster */
+        if ((fp->fptr % SS(fp->fs)) == 0) {         /* On the sector boundary? */
+            if (!csect) {                           /* On the cluster boundary? */
+                clst = (fp->fptr == 0) ?            /* On the top of the file? */
+                    fp->sclust : get_fat(fp->fs, fp->clust);
+                if (clst <= 1) ABORT(fp->fs, FR_INT_ERR);
+                if (clst == 0xFFFFFFFF) ABORT(fp->fs, FR_DISK_ERR);
+                fp->clust = clst;                   /* Update current cluster */
+            }
+        }
+        sect = clust2sect(fp->fs, fp->clust);       /* Get current data sector */
+        if (!sect) ABORT(fp->fs, FR_INT_ERR);
+        sect += csect;
+        if (move_window(fp->fs, sect))              /* Move sector window */
+            ABORT(fp->fs, FR_DISK_ERR);
+        fp->dsect = sect;
+        rcnt = SS(fp->fs) - (WORD)(fp->fptr % SS(fp->fs));  /* Forward data from sector window */
+        if (rcnt > btr) rcnt = btr;
+        rcnt = (*func)(&fp->fs->win[(WORD)fp->fptr % SS(fp->fs)], rcnt);
+        if (!rcnt) ABORT(fp->fs, FR_INT_ERR);
+    }
+
+    LEAVE_FF(fp->fs, FR_OK);
+}
+#endif /* _USE_FORWARD */
+
+
+
+#if _USE_MKFS && !_FS_READONLY
+/*-----------------------------------------------------------------------*/
+/* Create File System on the Drive                                       */
+/*-----------------------------------------------------------------------*/
+#define N_ROOTDIR   512     /* Number of root dir entries for FAT12/16 */
+#define N_FATS      1       /* Number of FAT copies (1 or 2) */
+
+
+FRESULT f_mkfs (
+    BYTE drv,       /* Logical drive number */
+    BYTE sfd,       /* Partitioning rule 0:FDISK, 1:SFD */
+    UINT au         /* Allocation unit size [bytes] */
+)
+{
+    static const WORD vst[] = { 1024,   512,  256,  128,   64,    32,   16,    8,    4,    2,   0};
+    static const WORD cst[] = {32768, 16384, 8192, 4096, 2048, 16384, 8192, 4096, 2048, 1024, 512};
+    BYTE fmt, md, sys, *tbl, pdrv, part;
+    DWORD n_clst, vs, n, wsect;
+    UINT i;
+    DWORD b_vol, b_fat, b_dir, b_data;  /* LBA */
+    DWORD n_vol, n_rsv, n_fat, n_dir;   /* Size */
+    FATFS *fs;
+    DSTATUS stat;
+
+
+    /* Check mounted drive and clear work area */
+    if (drv >= _VOLUMES) return FR_INVALID_DRIVE;
+    if (sfd > 1) return FR_INVALID_PARAMETER;
+    if (au & (au - 1)) return FR_INVALID_PARAMETER;
+    fs = FatFs[drv];
+    if (!fs) return FR_NOT_ENABLED;
+    fs->fs_type = 0;
+    pdrv = LD2PD(drv);  /* Physical drive */
+    part = LD2PT(drv);  /* Partition (0:auto detect, 1-4:get from partition table)*/
+
+    /* Get disk statics */
+    stat = disk_initialize(pdrv);
+    if (stat & STA_NOINIT) return FR_NOT_READY;
+    if (stat & STA_PROTECT) return FR_WRITE_PROTECTED;
+#if _MAX_SS != 512                  /* Get disk sector size */
+    if (disk_ioctl(pdrv, GET_SECTOR_SIZE, &SS(fs)) != RES_OK || SS(fs) > _MAX_SS)
+        return FR_DISK_ERR;
+#endif
+    if (_MULTI_PARTITION && part) {
+        /* Get partition information from partition table in the MBR */
+        if (disk_read(pdrv, fs->win, 0, 1) != RES_OK) return FR_DISK_ERR;
+        if (LD_WORD(fs->win+BS_55AA) != 0xAA55) return FR_MKFS_ABORTED;
+        tbl = &fs->win[MBR_Table + (part - 1) * SZ_PTE];
+        if (!tbl[4]) return FR_MKFS_ABORTED;    /* No partition? */
+        b_vol = LD_DWORD(tbl+8);    /* Volume start sector */
+        n_vol = LD_DWORD(tbl+12);   /* Volume size */
+    } else {
+        /* Create a partition in this function */
+        if (disk_ioctl(pdrv, GET_SECTOR_COUNT, &n_vol) != RES_OK || n_vol < 128)
+            return FR_DISK_ERR;
+        b_vol = (sfd) ? 0 : 63;     /* Volume start sector */
+        n_vol -= b_vol;             /* Volume size */
+    }
+
+    if (!au) {              /* AU auto selection */
+        vs = n_vol / (2000 / (SS(fs) / 512));
+        for (i = 0; vs < vst[i]; i++) ;
+        au = cst[i];
+    }
+    au /= SS(fs);       /* Number of sectors per cluster */
+    if (au == 0) au = 1;
+    if (au > 128) au = 128;
+
+    /* Pre-compute number of clusters and FAT sub-type */
+    n_clst = n_vol / au;
+    fmt = FS_FAT12;
+    if (n_clst >= MIN_FAT16) fmt = FS_FAT16;
+    if (n_clst >= MIN_FAT32) fmt = FS_FAT32;
+
+    /* Determine offset and size of FAT structure */
+    if (fmt == FS_FAT32) {
+        n_fat = ((n_clst * 4) + 8 + SS(fs) - 1) / SS(fs);
+        n_rsv = 32;
+        n_dir = 0;
+    } else {
+        n_fat = (fmt == FS_FAT12) ? (n_clst * 3 + 1) / 2 + 3 : (n_clst * 2) + 4;
+        n_fat = (n_fat + SS(fs) - 1) / SS(fs);
+        n_rsv = 1;
+        n_dir = (DWORD)N_ROOTDIR * SZ_DIR / SS(fs);
+    }
+    b_fat = b_vol + n_rsv;              /* FAT area start sector */
+    b_dir = b_fat + n_fat * N_FATS;     /* Directory area start sector */
+    b_data = b_dir + n_dir;             /* Data area start sector */
+    if (n_vol < b_data + au - b_vol) return FR_MKFS_ABORTED;    /* Too small volume */
+
+    /* Align data start sector to erase block boundary (for flash memory media) */
+    if (disk_ioctl(pdrv, GET_BLOCK_SIZE, &n) != RES_OK || !n || n > 32768) n = 1;
+    n = (b_data + n - 1) & ~(n - 1);    /* Next nearest erase block from current data start */
+    n = (n - b_data) / N_FATS;
+    if (fmt == FS_FAT32) {      /* FAT32: Move FAT offset */
+        n_rsv += n;
+        b_fat += n;
+    } else {                    /* FAT12/16: Expand FAT size */
+        n_fat += n;
+    }
+
+    /* Determine number of clusters and final check of validity of the FAT sub-type */
+    n_clst = (n_vol - n_rsv - n_fat * N_FATS - n_dir) / au;
+    if (   (fmt == FS_FAT16 && n_clst < MIN_FAT16)
+        || (fmt == FS_FAT32 && n_clst < MIN_FAT32))
+        return FR_MKFS_ABORTED;
+
+    switch (fmt) {  /* Determine system ID for partition table */
+    case FS_FAT12:  sys = 0x01; break;
+    case FS_FAT16:  sys = (n_vol < 0x10000) ? 0x04 : 0x06; break;
+    default:        sys = 0x0C;
+    }
+
+    if (_MULTI_PARTITION && part) {
+        /* Update system ID in the partition table */
+        tbl = &fs->win[MBR_Table + (part - 1) * SZ_PTE];
+        tbl[4] = sys;
+        if (disk_write(pdrv, fs->win, 0, 1) != RES_OK) return FR_DISK_ERR;
+        md = 0xF8;
+    } else {
+        if (sfd) {  /* No partition table (SFD) */
+            md = 0xF0;
+        } else {    /* Create partition table (FDISK) */
+            mem_set(fs->win, 0, SS(fs));
+            tbl = fs->win+MBR_Table;    /* Create partition table for single partition in the drive */
+            tbl[1] = 1;                     /* Partition start head */
+            tbl[2] = 1;                     /* Partition start sector */
+            tbl[3] = 0;                     /* Partition start cylinder */
+            tbl[4] = sys;                   /* System type */
+            tbl[5] = 254;                   /* Partition end head */
+            n = (b_vol + n_vol) / 63 / 255;
+            tbl[6] = (BYTE)((n >> 2) | 63); /* Partition end sector */
+            tbl[7] = (BYTE)n;               /* End cylinder */
+            ST_DWORD(tbl+8, 63);            /* Partition start in LBA */
+            ST_DWORD(tbl+12, n_vol);        /* Partition size in LBA */
+            ST_WORD(fs->win+BS_55AA, 0xAA55);   /* MBR signature */
+            if (disk_write(pdrv, fs->win, 0, 1) != RES_OK)  /* Write it to the MBR sector */
+                return FR_DISK_ERR;
+            md = 0xF8;
+        }
+    }
+
+    /* Create BPB in the VBR */
+    tbl = fs->win;                          /* Clear sector */
+    mem_set(tbl, 0, SS(fs));
+    mem_cpy(tbl, "\xEB\xFE\x90" "MSDOS5.0", 11);/* Boot jump code, OEM name */
+    i = SS(fs);                             /* Sector size */
+    ST_WORD(tbl+BPB_BytsPerSec, i);
+    tbl[BPB_SecPerClus] = (BYTE)au;         /* Sectors per cluster */
+    ST_WORD(tbl+BPB_RsvdSecCnt, n_rsv);     /* Reserved sectors */
+    tbl[BPB_NumFATs] = N_FATS;              /* Number of FATs */
+    i = (fmt == FS_FAT32) ? 0 : N_ROOTDIR;  /* Number of rootdir entries */
+    ST_WORD(tbl+BPB_RootEntCnt, i);
+    if (n_vol < 0x10000) {                  /* Number of total sectors */
+        ST_WORD(tbl+BPB_TotSec16, n_vol);
+    } else {
+        ST_DWORD(tbl+BPB_TotSec32, n_vol);
+    }
+    tbl[BPB_Media] = md;                    /* Media descriptor */
+    ST_WORD(tbl+BPB_SecPerTrk, 63);         /* Number of sectors per track */
+    ST_WORD(tbl+BPB_NumHeads, 255);         /* Number of heads */
+    ST_DWORD(tbl+BPB_HiddSec, b_vol);       /* Hidden sectors */
+    n = get_fattime();                      /* Use current time as VSN */
+    if (fmt == FS_FAT32) {
+        ST_DWORD(tbl+BS_VolID32, n);        /* VSN */
+        ST_DWORD(tbl+BPB_FATSz32, n_fat);   /* Number of sectors per FAT */
+        ST_DWORD(tbl+BPB_RootClus, 2);      /* Root directory start cluster (2) */
+        ST_WORD(tbl+BPB_FSInfo, 1);         /* FSInfo record offset (VBR+1) */
+        ST_WORD(tbl+BPB_BkBootSec, 6);      /* Backup boot record offset (VBR+6) */
+        tbl[BS_DrvNum32] = 0x80;            /* Drive number */
+        tbl[BS_BootSig32] = 0x29;           /* Extended boot signature */
+        mem_cpy(tbl+BS_VolLab32, "NO NAME    " "FAT32   ", 19); /* Volume label, FAT signature */
+    } else {
+        ST_DWORD(tbl+BS_VolID, n);          /* VSN */
+        ST_WORD(tbl+BPB_FATSz16, n_fat);    /* Number of sectors per FAT */
+        tbl[BS_DrvNum] = 0x80;              /* Drive number */
+        tbl[BS_BootSig] = 0x29;             /* Extended boot signature */
+        mem_cpy(tbl+BS_VolLab, "NO NAME    " "FAT     ", 19);   /* Volume label, FAT signature */
+    }
+    ST_WORD(tbl+BS_55AA, 0xAA55);           /* Signature (Offset is fixed here regardless of sector size) */
+    if (disk_write(pdrv, tbl, b_vol, 1) != RES_OK)  /* Write it to the VBR sector */
+        return FR_DISK_ERR;
+    if (fmt == FS_FAT32)                            /* Write backup VBR if needed (VBR+6) */
+        disk_write(pdrv, tbl, b_vol + 6, 1);
+
+    /* Initialize FAT area */
+    wsect = b_fat;
+    for (i = 0; i < N_FATS; i++) {      /* Initialize each FAT copy */
+        mem_set(tbl, 0, SS(fs));            /* 1st sector of the FAT  */
+        n = md;                             /* Media descriptor byte */
+        if (fmt != FS_FAT32) {
+            n |= (fmt == FS_FAT12) ? 0x00FFFF00 : 0xFFFFFF00;
+            ST_DWORD(tbl+0, n);             /* Reserve cluster #0-1 (FAT12/16) */
+        } else {
+            n |= 0xFFFFFF00;
+            ST_DWORD(tbl+0, n);             /* Reserve cluster #0-1 (FAT32) */
+            ST_DWORD(tbl+4, 0xFFFFFFFF);
+            ST_DWORD(tbl+8, 0x0FFFFFFF);    /* Reserve cluster #2 for root dir */
+        }
+        if (disk_write(pdrv, tbl, wsect++, 1) != RES_OK)
+            return FR_DISK_ERR;
+        mem_set(tbl, 0, SS(fs));            /* Fill following FAT entries with zero */
+        for (n = 1; n < n_fat; n++) {       /* This loop may take a time on FAT32 volume due to many single sector writes */
+            if (disk_write(pdrv, tbl, wsect++, 1) != RES_OK)
+                return FR_DISK_ERR;
+        }
+    }
+
+    /* Initialize root directory */
+    i = (fmt == FS_FAT32) ? au : n_dir;
+    do {
+        if (disk_write(pdrv, tbl, wsect++, 1) != RES_OK)
+            return FR_DISK_ERR;
+    } while (--i);
+
+#if _USE_ERASE  /* Erase data area if needed */
+    {
+        DWORD eb[2];
+
+        eb[0] = wsect; eb[1] = wsect + (n_clst - ((fmt == FS_FAT32) ? 1 : 0)) * au - 1;
+        disk_ioctl(pdrv, CTRL_ERASE_SECTOR, eb);
+    }
+#endif
+
+    /* Create FSInfo if needed */
+    if (fmt == FS_FAT32) {
+        ST_DWORD(tbl+FSI_LeadSig, 0x41615252);
+        ST_DWORD(tbl+FSI_StrucSig, 0x61417272);
+        ST_DWORD(tbl+FSI_Free_Count, n_clst - 1);   /* Number of free clusters */
+        ST_DWORD(tbl+FSI_Nxt_Free, 2);              /* Last allocated cluster# */
+        ST_WORD(tbl+BS_55AA, 0xAA55);
+        disk_write(pdrv, tbl, b_vol + 1, 1);    /* Write original (VBR+1) */
+        disk_write(pdrv, tbl, b_vol + 7, 1);    /* Write backup (VBR+7) */
+    }
+
+    return (disk_ioctl(pdrv, CTRL_SYNC, 0) == RES_OK) ? FR_OK : FR_DISK_ERR;
+}
+
+
+#if _MULTI_PARTITION == 2
+/*-----------------------------------------------------------------------*/
+/* Divide Physical Drive                                                 */
+/*-----------------------------------------------------------------------*/
+
+FRESULT f_fdisk (
+    BYTE pdrv,          /* Physical drive number */
+    const DWORD szt[],  /* Pointer to the size table for each partitions */
+    void* work          /* Pointer to the working buffer */
+)
+{
+    UINT i, n, sz_cyl, tot_cyl, b_cyl, e_cyl, p_cyl;
+    BYTE s_hd, e_hd, *p, *buf = (BYTE*)work;
+    DSTATUS stat;
+    DWORD sz_disk, sz_part, s_part;
+
+
+    stat = disk_initialize(pdrv);
+    if (stat & STA_NOINIT) return FR_NOT_READY;
+    if (stat & STA_PROTECT) return FR_WRITE_PROTECTED;
+    if (disk_ioctl(pdrv, GET_SECTOR_COUNT, &sz_disk)) return FR_DISK_ERR;
+
+    /* Determine CHS in the table regardless of the drive geometry */
+    for (n = 16; n < 256 && sz_disk / n / 63 > 1024; n *= 2) ;
+    if (n == 256) n--;
+    e_hd = n - 1;
+    sz_cyl = 63 * n;
+    tot_cyl = sz_disk / sz_cyl;
+
+    /* Create partition table */
+    mem_set(buf, 0, _MAX_SS);
+    p = buf + MBR_Table; b_cyl = 0;
+    for (i = 0; i < 4; i++, p += SZ_PTE) {
+        p_cyl = (szt[i] <= 100) ? (DWORD)tot_cyl * szt[i] / 100 : szt[i] / sz_cyl;
+        if (!p_cyl) continue;
+        s_part = (DWORD)sz_cyl * b_cyl;
+        sz_part = (DWORD)sz_cyl * p_cyl;
+        if (i == 0) {   /* Exclude first track of cylinder 0 */
+            s_hd = 1;
+            s_part += 63; sz_part -= 63;
+        } else {
+            s_hd = 0;
+        }
+        e_cyl = b_cyl + p_cyl - 1;
+        if (e_cyl >= tot_cyl) return FR_INVALID_PARAMETER;
+
+        /* Set partition table */
+        p[1] = s_hd;                        /* Start head */
+        p[2] = (BYTE)((b_cyl >> 2) + 1);    /* Start sector */
+        p[3] = (BYTE)b_cyl;                 /* Start cylinder */
+        p[4] = 0x06;                        /* System type (temporary setting) */
+        p[5] = e_hd;                        /* End head */
+        p[6] = (BYTE)((e_cyl >> 2) + 63);   /* End sector */
+        p[7] = (BYTE)e_cyl;                 /* End cylinder */
+        ST_DWORD(p + 8, s_part);            /* Start sector in LBA */
+        ST_DWORD(p + 12, sz_part);          /* Partition size */
+
+        /* Next partition */
+        b_cyl += p_cyl;
+    }
+    ST_WORD(p, 0xAA55);
+
+    /* Write it to the MBR */
+    return (disk_write(pdrv, buf, 0, 1) || disk_ioctl(pdrv, CTRL_SYNC, 0)) ? FR_DISK_ERR : FR_OK;
+}
+
+
+#endif /* _MULTI_PARTITION == 2 */
+#endif /* _USE_MKFS && !_FS_READONLY */
+
+
+
+
+#if _USE_STRFUNC
+/*-----------------------------------------------------------------------*/
+/* Get a string from the file                                            */
+/*-----------------------------------------------------------------------*/
+TCHAR* f_gets (
+    TCHAR* buff,    /* Pointer to the string buffer to read */
+    int len,        /* Size of string buffer (characters) */
+    FIL* fil        /* Pointer to the file object */
+)
+{
+    int n = 0;
+    TCHAR c, *p = buff;
+    BYTE s[2];
+    UINT rc;
+
+
+    while (n < len - 1) {           /* Read bytes until buffer gets filled */
+        f_read(fil, s, 1, &rc);
+        if (rc != 1) break;         /* Break on EOF or error */
+        c = s[0];
+#if _LFN_UNICODE                    /* Read a character in UTF-8 encoding */
+        if (c >= 0x80) {
+            if (c < 0xC0) continue; /* Skip stray trailer */
+            if (c < 0xE0) {         /* Two-byte sequence */
+                f_read(fil, s, 1, &rc);
+                if (rc != 1) break;
+                c = ((c & 0x1F) << 6) | (s[0] & 0x3F);
+                if (c < 0x80) c = '?';
+            } else {
+                if (c < 0xF0) {     /* Three-byte sequence */
+                    f_read(fil, s, 2, &rc);
+                    if (rc != 2) break;
+                    c = (c << 12) | ((s[0] & 0x3F) << 6) | (s[1] & 0x3F);
+                    if (c < 0x800) c = '?';
+                } else {            /* Reject four-byte sequence */
+                    c = '?';
+                }
+            }
+        }
+#endif
+#if _USE_STRFUNC >= 2
+        if (c == '\r') continue;    /* Strip '\r' */
+#endif
+        *p++ = c;
+        n++;
+        if (c == '\n') break;       /* Break on EOL */
+    }
+    *p = 0;
+    return n ? buff : 0;            /* When no data read (eof or error), return with error. */
+}
+
+
+
+#if !_FS_READONLY
+#include <stdarg.h>
+/*-----------------------------------------------------------------------*/
+/* Put a character to the file                                           */
+/*-----------------------------------------------------------------------*/
+int f_putc (
+    TCHAR c,    /* A character to be output */
+    FIL* fil    /* Pointer to the file object */
+)
+{
+    UINT bw, btw;
+    BYTE s[3];
+
+
+#if _USE_STRFUNC >= 2
+    if (c == '\n') f_putc ('\r', fil);  /* LF -> CRLF conversion */
+#endif
+
+#if _LFN_UNICODE    /* Write the character in UTF-8 encoding */
+    if (c < 0x80) {         /* 7-bit */
+        s[0] = (BYTE)c;
+        btw = 1;
+    } else {
+        if (c < 0x800) {    /* 11-bit */
+            s[0] = (BYTE)(0xC0 | (c >> 6));
+            s[1] = (BYTE)(0x80 | (c & 0x3F));
+            btw = 2;
+        } else {            /* 16-bit */
+            s[0] = (BYTE)(0xE0 | (c >> 12));
+            s[1] = (BYTE)(0x80 | ((c >> 6) & 0x3F));
+            s[2] = (BYTE)(0x80 | (c & 0x3F));
+            btw = 3;
+        }
+    }
+#else               /* Write the character without conversion */
+    s[0] = (BYTE)c;
+    btw = 1;
+#endif
+    f_write(fil, s, btw, &bw);      /* Write the char to the file */
+    return (bw == btw) ? 1 : EOF;   /* Return the result */
+}
+
+
+
+
+/*-----------------------------------------------------------------------*/
+/* Put a string to the file                                              */
+/*-----------------------------------------------------------------------*/
+int f_puts (
+    const TCHAR* str,   /* Pointer to the string to be output */
+    FIL* fil            /* Pointer to the file object */
+)
+{
+    int n;
+
+
+    for (n = 0; *str; str++, n++) {
+        if (f_putc(*str, fil) == EOF) return EOF;
+    }
+    return n;
+}
+
+
+
+
+/*-----------------------------------------------------------------------*/
+/* Put a formatted string to the file                                    */
+/*-----------------------------------------------------------------------*/
+int f_printf (
+    FIL* fil,           /* Pointer to the file object */
+    const TCHAR* str,   /* Pointer to the format string */
+    ...                 /* Optional arguments... */
+)
+{
+    va_list arp;
+    BYTE f, r;
+    UINT i, j, w;
+    ULONG v;
+    TCHAR c, d, s[16], *p;
+    int res, chc, cc;
+
+
+    va_start(arp, str);
+
+    for (cc = res = 0; cc != EOF; res += cc) {
+        c = *str++;
+        if (c == 0) break;          /* End of string */
+        if (c != '%') {             /* Non escape character */
+            cc = f_putc(c, fil);
+            if (cc != EOF) cc = 1;
+            continue;
+        }
+        w = f = 0;
+        c = *str++;
+        if (c == '0') {             /* Flag: '0' padding */
+            f = 1; c = *str++;
+        } else {
+            if (c == '-') {         /* Flag: left justified */
+                f = 2; c = *str++;
+            }
+        }
+        while (IsDigit(c)) {        /* Precision */
+            w = w * 10 + c - '0';
+            c = *str++;
+        }
+        if (c == 'l' || c == 'L') { /* Prefix: Size is long int */
+            f |= 4; c = *str++;
+        }
+        if (!c) break;
+        d = c;
+        if (IsLower(d)) d -= 0x20;
+        switch (d) {                /* Type is... */
+        case 'S' :                  /* String */
+            p = va_arg(arp, TCHAR*);
+            for (j = 0; p[j]; j++) ;
+            chc = 0;
+            if (!(f & 2)) {
+                while (j++ < w) chc += (cc = f_putc(' ', fil));
+            }
+            chc += (cc = f_puts(p, fil));
+            while (j++ < w) chc += (cc = f_putc(' ', fil));
+            if (cc != EOF) cc = chc;
+            continue;
+        case 'C' :                  /* Character */
+            cc = f_putc((TCHAR)va_arg(arp, int), fil); continue;
+        case 'B' :                  /* Binary */
+            r = 2; break;
+        case 'O' :                  /* Octal */
+            r = 8; break;
+        case 'D' :                  /* Signed decimal */
+        case 'U' :                  /* Unsigned decimal */
+            r = 10; break;
+        case 'X' :                  /* Hexdecimal */
+            r = 16; break;
+        default:                    /* Unknown type (pass-through) */
+            cc = f_putc(c, fil); continue;
+        }
+
+        /* Get an argument and put it in numeral */
+        v = (f & 4) ? (ULONG)va_arg(arp, long) : ((d == 'D') ? (ULONG)(long)va_arg(arp, int) : (ULONG)va_arg(arp, unsigned int));
+        if (d == 'D' && (v & 0x80000000)) {
+            v = 0 - v;
+            f |= 8;
+        }
+        i = 0;
+        do {
+            d = (TCHAR)(v % r); v /= r;
+            if (d > 9) d += (c == 'x') ? 0x27 : 0x07;
+            s[i++] = d + '0';
+        } while (v && i < sizeof s / sizeof s[0]);
+        if (f & 8) s[i++] = '-';
+        j = i; d = (f & 1) ? '0' : ' ';
+        res = 0;
+        while (!(f & 2) && j++ < w) res += (cc = f_putc(d, fil));
+        do res += (cc = f_putc(s[--i], fil)); while(i);
+        while (j++ < w) res += (cc = f_putc(' ', fil));
+        if (cc != EOF) cc = res;
+    }
+
+    va_end(arp);
+    return (cc == EOF) ? cc : res;
+}
+
+#endif /* !_FS_READONLY */
+#endif /* _USE_STRFUNC */
diff -r 2642d0729f55 -r c8918e47c566 FATFileSystem/ChaN/ff.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/FATFileSystem/ChaN/ff.h	Tue Dec 23 21:36:32 2014 +0000
@@ -0,0 +1,337 @@
+/*---------------------------------------------------------------------------/
+/  FatFs - FAT file system module include file  R0.09a    (C)ChaN, 2012
+/----------------------------------------------------------------------------/
+/ FatFs module is a generic FAT file system module for small embedded systems.
+/ This is a free software that opened for education, research and commercial
+/ developments under license policy of following terms.
+/
+/  Copyright (C) 2012, ChaN, all right reserved.
+/
+/ * The FatFs module is a free software and there is NO WARRANTY.
+/ * No restriction on use. You can use, modify and redistribute it for
+/   personal, non-profit or commercial product UNDER YOUR RESPONSIBILITY.
+/ * Redistributions of source code must retain the above copyright notice.
+/
+/----------------------------------------------------------------------------*/
+
+#ifndef _FATFS
+#define _FATFS  4004    /* Revision ID */
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include "integer.h"    /* Basic integer types */
+#include "ffconf.h"     /* FatFs configuration options */
+
+#if _FATFS != _FFCONF
+#error Wrong configuration file (ffconf.h).
+#endif
+
+
+
+/* Definitions of volume management */
+
+#if _MULTI_PARTITION        /* Multiple partition configuration */
+typedef struct {
+    BYTE pd;    /* Physical drive number */
+    BYTE pt;    /* Partition: 0:Auto detect, 1-4:Forced partition) */
+} PARTITION;
+extern PARTITION VolToPart[];   /* Volume - Partition resolution table */
+#define LD2PD(vol) (VolToPart[vol].pd)  /* Get physical drive number */
+#define LD2PT(vol) (VolToPart[vol].pt)  /* Get partition index */
+
+#else                           /* Single partition configuration */
+#define LD2PD(vol) (BYTE)(vol)  /* Each logical drive is bound to the same physical drive number */
+#define LD2PT(vol) 0            /* Always mounts the 1st partition or in SFD */
+
+#endif
+
+
+
+/* Type of path name strings on FatFs API */
+
+#if _LFN_UNICODE            /* Unicode string */
+#if !_USE_LFN
+#error _LFN_UNICODE must be 0 in non-LFN cfg.
+#endif
+#ifndef _INC_TCHAR
+typedef WCHAR TCHAR;
+#define _T(x) L ## x
+#define _TEXT(x) L ## x
+#endif
+
+#else                       /* ANSI/OEM string */
+#ifndef _INC_TCHAR
+typedef char TCHAR;
+#define _T(x) x
+#define _TEXT(x) x
+#endif
+
+#endif
+
+
+
+/* File system object structure (FATFS) */
+
+typedef struct {
+    BYTE    fs_type;        /* FAT sub-type (0:Not mounted) */
+    BYTE    drv;            /* Physical drive number */
+    BYTE    csize;          /* Sectors per cluster (1,2,4...128) */
+    BYTE    n_fats;         /* Number of FAT copies (1,2) */
+    BYTE    wflag;          /* win[] dirty flag (1:must be written back) */
+    BYTE    fsi_flag;       /* fsinfo dirty flag (1:must be written back) */
+    WORD    id;             /* File system mount ID */
+    WORD    n_rootdir;      /* Number of root directory entries (FAT12/16) */
+#if _MAX_SS != 512
+    WORD    ssize;          /* Bytes per sector (512, 1024, 2048 or 4096) */
+#endif
+#if _FS_REENTRANT
+    _SYNC_t sobj;           /* Identifier of sync object */
+#endif
+#if !_FS_READONLY
+    DWORD   last_clust;     /* Last allocated cluster */
+    DWORD   free_clust;     /* Number of free clusters */
+    DWORD   fsi_sector;     /* fsinfo sector (FAT32) */
+#endif
+#if _FS_RPATH
+    DWORD   cdir;           /* Current directory start cluster (0:root) */
+#endif
+    DWORD   n_fatent;       /* Number of FAT entries (= number of clusters + 2) */
+    DWORD   fsize;          /* Sectors per FAT */
+    DWORD   fatbase;        /* FAT start sector */
+    DWORD   dirbase;        /* Root directory start sector (FAT32:Cluster#) */
+    DWORD   database;       /* Data start sector */
+    DWORD   winsect;        /* Current sector appearing in the win[] */
+    BYTE    win[_MAX_SS];   /* Disk access window for Directory, FAT (and Data on tiny cfg) */
+} FATFS;
+
+
+
+/* File object structure (FIL) */
+
+typedef struct {
+    FATFS*  fs;             /* Pointer to the related file system object */
+    WORD    id;             /* File system mount ID of the related file system object */
+    BYTE    flag;           /* File status flags */
+    BYTE    pad1;
+    DWORD   fptr;           /* File read/write pointer (0ed on file open) */
+    DWORD   fsize;          /* File size */
+    DWORD   sclust;         /* File data start cluster (0:no data cluster, always 0 when fsize is 0) */
+    DWORD   clust;          /* Current cluster of fpter */
+    DWORD   dsect;          /* Current data sector of fpter */
+#if !_FS_READONLY
+    DWORD   dir_sect;       /* Sector containing the directory entry */
+    BYTE*   dir_ptr;        /* Pointer to the directory entry in the window */
+#endif
+#if _USE_FASTSEEK
+    DWORD*  cltbl;          /* Pointer to the cluster link map table (null on file open) */
+#endif
+#if _FS_LOCK
+    UINT    lockid;         /* File lock ID (index of file semaphore table Files[]) */
+#endif
+#if !_FS_TINY
+    BYTE    buf[_MAX_SS];   /* File data read/write buffer */
+#endif
+} FIL;
+
+
+
+/* Directory object structure (DIR) */
+
+typedef struct {
+    FATFS*  fs;             /* Pointer to the owner file system object */
+    WORD    id;             /* Owner file system mount ID */
+    WORD    index;          /* Current read/write index number */
+    DWORD   sclust;         /* Table start cluster (0:Root dir) */
+    DWORD   clust;          /* Current cluster */
+    DWORD   sect;           /* Current sector */
+    BYTE*   dir;            /* Pointer to the current SFN entry in the win[] */
+    BYTE*   fn;             /* Pointer to the SFN (in/out) {file[8],ext[3],status[1]} */
+#if _USE_LFN
+    WCHAR*  lfn;            /* Pointer to the LFN working buffer */
+    WORD    lfn_idx;        /* Last matched LFN index number (0xFFFF:No LFN) */
+#endif
+} FATFS_DIR;
+
+
+
+/* File status structure (FILINFO) */
+
+typedef struct {
+    DWORD   fsize;          /* File size */
+    WORD    fdate;          /* Last modified date */
+    WORD    ftime;          /* Last modified time */
+    BYTE    fattrib;        /* Attribute */
+    TCHAR   fname[13];      /* Short file name (8.3 format) */
+#if _USE_LFN
+    TCHAR*  lfname;         /* Pointer to the LFN buffer */
+    UINT    lfsize;         /* Size of LFN buffer in TCHAR */
+#endif
+} FILINFO;
+
+
+
+/* File function return code (FRESULT) */
+
+typedef enum {
+    FR_OK = 0,              /* (0) Succeeded */
+    FR_DISK_ERR,            /* (1) A hard error occurred in the low level disk I/O layer */
+    FR_INT_ERR,             /* (2) Assertion failed */
+    FR_NOT_READY,           /* (3) The physical drive cannot work */
+    FR_NO_FILE,             /* (4) Could not find the file */
+    FR_NO_PATH,             /* (5) Could not find the path */
+    FR_INVALID_NAME,        /* (6) The path name format is invalid */
+    FR_DENIED,              /* (7) Access denied due to prohibited access or directory full */
+    FR_EXIST,               /* (8) Access denied due to prohibited access */
+    FR_INVALID_OBJECT,      /* (9) The file/directory object is invalid */
+    FR_WRITE_PROTECTED,     /* (10) The physical drive is write protected */
+    FR_INVALID_DRIVE,       /* (11) The logical drive number is invalid */
+    FR_NOT_ENABLED,         /* (12) The volume has no work area */
+    FR_NO_FILESYSTEM,       /* (13) There is no valid FAT volume */
+    FR_MKFS_ABORTED,        /* (14) The f_mkfs() aborted due to any parameter error */
+    FR_TIMEOUT,             /* (15) Could not get a grant to access the volume within defined period */
+    FR_LOCKED,              /* (16) The operation is rejected according to the file sharing policy */
+    FR_NOT_ENOUGH_CORE,     /* (17) LFN working buffer could not be allocated */
+    FR_TOO_MANY_OPEN_FILES, /* (18) Number of open files > _FS_SHARE */
+    FR_INVALID_PARAMETER    /* (19) Given parameter is invalid */
+} FRESULT;
+
+
+
+/*--------------------------------------------------------------*/
+/* FatFs module application interface                           */
+
+FRESULT f_mount (BYTE, FATFS*);                     /* Mount/Unmount a logical drive */
+FRESULT f_open (FIL*, const TCHAR*, BYTE);          /* Open or create a file */
+FRESULT f_read (FIL*, void*, UINT, UINT*);          /* Read data from a file */
+FRESULT f_lseek (FIL*, DWORD);                      /* Move file pointer of a file object */
+FRESULT f_close (FIL*);                             /* Close an open file object */
+FRESULT f_opendir (FATFS_DIR*, const TCHAR*);             /* Open an existing directory */
+FRESULT f_readdir (FATFS_DIR*, FILINFO*);                 /* Read a directory item */
+FRESULT f_stat (const TCHAR*, FILINFO*);            /* Get file status */
+FRESULT f_write (FIL*, const void*, UINT, UINT*);   /* Write data to a file */
+FRESULT f_getfree (const TCHAR*, DWORD*, FATFS**);  /* Get number of free clusters on the drive */
+FRESULT f_truncate (FIL*);                          /* Truncate file */
+FRESULT f_sync (FIL*);                              /* Flush cached data of a writing file */
+FRESULT f_unlink (const TCHAR*);                    /* Delete an existing file or directory */
+FRESULT f_mkdir (const TCHAR*);                     /* Create a new directory */
+FRESULT f_chmod (const TCHAR*, BYTE, BYTE);         /* Change attribute of the file/dir */
+FRESULT f_utime (const TCHAR*, const FILINFO*);     /* Change times-tamp of the file/dir */
+FRESULT f_rename (const TCHAR*, const TCHAR*);      /* Rename/Move a file or directory */
+FRESULT f_chdrive (BYTE);                           /* Change current drive */
+FRESULT f_chdir (const TCHAR*);                     /* Change current directory */
+FRESULT f_getcwd (TCHAR*, UINT);                    /* Get current directory */
+FRESULT f_forward (FIL*, UINT(*)(const BYTE*,UINT), UINT, UINT*);   /* Forward data to the stream */
+FRESULT f_mkfs (BYTE, BYTE, UINT);                  /* Create a file system on the drive */
+FRESULT f_fdisk (BYTE, const DWORD[], void*);       /* Divide a physical drive into some partitions */
+int f_putc (TCHAR, FIL*);                           /* Put a character to the file */
+int f_puts (const TCHAR*, FIL*);                    /* Put a string to the file */
+int f_printf (FIL*, const TCHAR*, ...);             /* Put a formatted string to the file */
+TCHAR* f_gets (TCHAR*, int, FIL*);                  /* Get a string from the file */
+
+#define f_eof(fp) (((fp)->fptr == (fp)->fsize) ? 1 : 0)
+#define f_error(fp) (((fp)->flag & FA__ERROR) ? 1 : 0)
+#define f_tell(fp) ((fp)->fptr)
+#define f_size(fp) ((fp)->fsize)
+
+#ifndef EOF
+#define EOF (-1)
+#endif
+
+
+
+
+/*--------------------------------------------------------------*/
+/* Additional user defined functions                            */
+
+/* RTC function */
+#if !_FS_READONLY
+DWORD get_fattime (void);
+#endif
+
+/* Unicode support functions */
+#if _USE_LFN                        /* Unicode - OEM code conversion */
+WCHAR ff_convert (WCHAR, UINT);     /* OEM-Unicode bidirectional conversion */
+WCHAR ff_wtoupper (WCHAR);          /* Unicode upper-case conversion */
+#if _USE_LFN == 3                   /* Memory functions */
+void* ff_memalloc (UINT);           /* Allocate memory block */
+void ff_memfree (void*);            /* Free memory block */
+#endif
+#endif
+
+/* Sync functions */
+#if _FS_REENTRANT
+int ff_cre_syncobj (BYTE, _SYNC_t*);/* Create a sync object */
+int ff_req_grant (_SYNC_t);         /* Lock sync object */
+void ff_rel_grant (_SYNC_t);        /* Unlock sync object */
+int ff_del_syncobj (_SYNC_t);       /* Delete a sync object */
+#endif
+
+
+
+
+/*--------------------------------------------------------------*/
+/* Flags and offset address                                     */
+
+
+/* File access control and file status flags (FIL.flag) */
+
+#define FA_READ             0x01
+#define FA_OPEN_EXISTING    0x00
+#define FA__ERROR           0x80
+
+#if !_FS_READONLY
+#define FA_WRITE            0x02
+#define FA_CREATE_NEW       0x04
+#define FA_CREATE_ALWAYS    0x08
+#define FA_OPEN_ALWAYS      0x10
+#define FA__WRITTEN         0x20
+#define FA__DIRTY           0x40
+#endif
+
+
+/* FAT sub type (FATFS.fs_type) */
+
+#define FS_FAT12    1
+#define FS_FAT16    2
+#define FS_FAT32    3
+
+
+/* File attribute bits for directory entry */
+
+#define AM_RDO  0x01    /* Read only */
+#define AM_HID  0x02    /* Hidden */
+#define AM_SYS  0x04    /* System */
+#define AM_VOL  0x08    /* Volume label */
+#define AM_LFN  0x0F    /* LFN entry */
+#define AM_DIR  0x10    /* Directory */
+#define AM_ARC  0x20    /* Archive */
+#define AM_MASK 0x3F    /* Mask of defined bits */
+
+
+/* Fast seek feature */
+#define CREATE_LINKMAP  0xFFFFFFFF
+
+
+
+/*--------------------------------*/
+/* Multi-byte word access macros  */
+
+#if _WORD_ACCESS == 1   /* Enable word access to the FAT structure */
+#define LD_WORD(ptr)        (WORD)(*(WORD*)(BYTE*)(ptr))
+#define LD_DWORD(ptr)       (DWORD)(*(DWORD*)(BYTE*)(ptr))
+#define ST_WORD(ptr,val)    *(WORD*)(BYTE*)(ptr)=(WORD)(val)
+#define ST_DWORD(ptr,val)   *(DWORD*)(BYTE*)(ptr)=(DWORD)(val)
+#else                   /* Use byte-by-byte access to the FAT structure */
+#define LD_WORD(ptr)        (WORD)(((WORD)*((BYTE*)(ptr)+1)<<8)|(WORD)*(BYTE*)(ptr))
+#define LD_DWORD(ptr)       (DWORD)(((DWORD)*((BYTE*)(ptr)+3)<<24)|((DWORD)*((BYTE*)(ptr)+2)<<16)|((WORD)*((BYTE*)(ptr)+1)<<8)|*(BYTE*)(ptr))
+#define ST_WORD(ptr,val)    *(BYTE*)(ptr)=(BYTE)(val); *((BYTE*)(ptr)+1)=(BYTE)((WORD)(val)>>8)
+#define ST_DWORD(ptr,val)   *(BYTE*)(ptr)=(BYTE)(val); *((BYTE*)(ptr)+1)=(BYTE)((WORD)(val)>>8); *((BYTE*)(ptr)+2)=(BYTE)((DWORD)(val)>>16); *((BYTE*)(ptr)+3)=(BYTE)((DWORD)(val)>>24)
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _FATFS */
diff -r 2642d0729f55 -r c8918e47c566 FATFileSystem/ChaN/ffconf.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/FATFileSystem/ChaN/ffconf.h	Tue Dec 23 21:36:32 2014 +0000
@@ -0,0 +1,190 @@
+/*---------------------------------------------------------------------------/
+/  FatFs - FAT file system module configuration file  R0.09a (C)ChaN, 2012
+/----------------------------------------------------------------------------/
+/
+/ CAUTION! Do not forget to make clean the project after any changes to
+/ the configuration options.
+/
+/----------------------------------------------------------------------------*/
+#ifndef _FFCONF
+#define _FFCONF 4004    /* Revision ID */
+
+#define FFS_DBG     0
+
+/*---------------------------------------------------------------------------/
+/ Functions and Buffer Configurations
+/----------------------------------------------------------------------------*/
+
+#define _FS_TINY        1   /* 0:Normal or 1:Tiny */
+/* When _FS_TINY is set to 1, FatFs uses the sector buffer in the file system
+/  object instead of the sector buffer in the individual file object for file
+/  data transfer. This reduces memory consumption 512 bytes each file object. */
+
+
+#define _FS_READONLY    0   /* 0:Read/Write or 1:Read only */
+/* Setting _FS_READONLY to 1 defines read only configuration. This removes
+/  writing functions, f_write, f_sync, f_unlink, f_mkdir, f_chmod, f_rename,
+/  f_truncate and useless f_getfree. */
+
+
+#define _FS_MINIMIZE    0   /* 0 to 3 */
+/* The _FS_MINIMIZE option defines minimization level to remove some functions.
+/
+/   0: Full function.
+/   1: f_stat, f_getfree, f_unlink, f_mkdir, f_chmod, f_truncate and f_rename
+/      are removed.
+/   2: f_opendir and f_readdir are removed in addition to 1.
+/   3: f_lseek is removed in addition to 2. */
+
+
+#define _USE_STRFUNC    0   /* 0:Disable or 1-2:Enable */
+/* To enable string functions, set _USE_STRFUNC to 1 or 2. */
+
+
+#define _USE_MKFS       1   /* 0:Disable or 1:Enable */
+/* To enable f_mkfs function, set _USE_MKFS to 1 and set _FS_READONLY to 0 */
+
+
+#define _USE_FORWARD    0   /* 0:Disable or 1:Enable */
+/* To enable f_forward function, set _USE_FORWARD to 1 and set _FS_TINY to 1. */
+
+
+#define _USE_FASTSEEK   0   /* 0:Disable or 1:Enable */
+/* To enable fast seek feature, set _USE_FASTSEEK to 1. */
+
+
+
+/*---------------------------------------------------------------------------/
+/ Locale and Namespace Configurations
+/----------------------------------------------------------------------------*/
+
+#define _CODE_PAGE  858
+/* The _CODE_PAGE specifies the OEM code page to be used on the target system.
+/  Incorrect setting of the code page can cause a file open failure.
+/
+/   932  - Japanese Shift-JIS (DBCS, OEM, Windows)
+/   936  - Simplified Chinese GBK (DBCS, OEM, Windows)
+/   949  - Korean (DBCS, OEM, Windows)
+/   950  - Traditional Chinese Big5 (DBCS, OEM, Windows)
+/   1250 - Central Europe (Windows)
+/   1251 - Cyrillic (Windows)
+/   1252 - Latin 1 (Windows)
+/   1253 - Greek (Windows)
+/   1254 - Turkish (Windows)
+/   1255 - Hebrew (Windows)
+/   1256 - Arabic (Windows)
+/   1257 - Baltic (Windows)
+/   1258 - Vietnam (OEM, Windows)
+/   437  - U.S. (OEM)
+/   720  - Arabic (OEM)
+/   737  - Greek (OEM)
+/   775  - Baltic (OEM)
+/   850  - Multilingual Latin 1 (OEM)
+/   858  - Multilingual Latin 1 + Euro (OEM)
+/   852  - Latin 2 (OEM)
+/   855  - Cyrillic (OEM)
+/   866  - Russian (OEM)
+/   857  - Turkish (OEM)
+/   862  - Hebrew (OEM)
+/   874  - Thai (OEM, Windows)
+/   1    - ASCII only (Valid for non LFN cfg.)
+*/
+
+
+#define _USE_LFN    1       /* 0 to 3 */
+#define _MAX_LFN    255     /* Maximum LFN length to handle (12 to 255) */
+/* The _USE_LFN option switches the LFN support.
+/
+/   0: Disable LFN feature. _MAX_LFN and _LFN_UNICODE have no effect.
+/   1: Enable LFN with static working buffer on the BSS. Always NOT reentrant.
+/   2: Enable LFN with dynamic working buffer on the STACK.
+/   3: Enable LFN with dynamic working buffer on the HEAP.
+/
+/  The LFN working buffer occupies (_MAX_LFN + 1) * 2 bytes. To enable LFN,
+/  Unicode handling functions ff_convert() and ff_wtoupper() must be added
+/  to the project. When enable to use heap, memory control functions
+/  ff_memalloc() and ff_memfree() must be added to the project. */
+
+
+#define _LFN_UNICODE    0   /* 0:ANSI/OEM or 1:Unicode */
+/* To switch the character code set on FatFs API to Unicode,
+/  enable LFN feature and set _LFN_UNICODE to 1. */
+
+
+#define _FS_RPATH       0   /* 0 to 2 */
+/* The _FS_RPATH option configures relative path feature.
+/
+/   0: Disable relative path feature and remove related functions.
+/   1: Enable relative path. f_chdrive() and f_chdir() are available.
+/   2: f_getcwd() is available in addition to 1.
+/
+/  Note that output of the f_readdir fnction is affected by this option. */
+
+
+
+/*---------------------------------------------------------------------------/
+/ Physical Drive Configurations
+/----------------------------------------------------------------------------*/
+
+#define _VOLUMES    1
+/* Number of volumes (logical drives) to be used. */
+
+#define _MAX_SS     512     /* 512, 1024, 2048 or 4096 */
+/* Maximum sector size to be handled.
+/  Always set 512 for memory card and hard disk but a larger value may be
+/  required for on-board flash memory, floppy disk and optical disk.
+/  When _MAX_SS is larger than 512, it configures FatFs to variable sector size
+/  and GET_SECTOR_SIZE command must be implememted to the disk_ioctl function. */
+
+
+#define _MULTI_PARTITION    0   /* 0:Single partition, 1/2:Enable multiple partition */
+/* When set to 0, each volume is bound to the same physical drive number and
+/ it can mount only first primaly partition. When it is set to 1, each volume
+/ is tied to the partitions listed in VolToPart[]. */
+
+
+#define _USE_ERASE  0   /* 0:Disable or 1:Enable */
+/* To enable sector erase feature, set _USE_ERASE to 1. CTRL_ERASE_SECTOR command
+/  should be added to the disk_ioctl functio. */
+
+
+
+/*---------------------------------------------------------------------------/
+/ System Configurations
+/----------------------------------------------------------------------------*/
+
+#define _WORD_ACCESS    0   /* 0 or 1 */
+/* Set 0 first and it is always compatible with all platforms. The _WORD_ACCESS
+/  option defines which access method is used to the word data on the FAT volume.
+/
+/   0: Byte-by-byte access.
+/   1: Word access. Do not choose this unless following condition is met.
+/
+/  When the byte order on the memory is big-endian or address miss-aligned word
+/  access results incorrect behavior, the _WORD_ACCESS must be set to 0.
+/  If it is not the case, the value can also be set to 1 to improve the
+/  performance and code size.
+*/
+
+
+/* A header file that defines sync object types on the O/S, such as
+/  windows.h, ucos_ii.h and semphr.h, must be included prior to ff.h. */
+
+#define _FS_REENTRANT   0       /* 0:Disable or 1:Enable */
+#define _FS_TIMEOUT     1000    /* Timeout period in unit of time ticks */
+#define _SYNC_t         HANDLE  /* O/S dependent type of sync object. e.g. HANDLE, OS_EVENT*, ID and etc.. */
+
+/* The _FS_REENTRANT option switches the reentrancy (thread safe) of the FatFs module.
+/
+/   0: Disable reentrancy. _SYNC_t and _FS_TIMEOUT have no effect.
+/   1: Enable reentrancy. Also user provided synchronization handlers,
+/      ff_req_grant, ff_rel_grant, ff_del_syncobj and ff_cre_syncobj
+/      function must be added to the project. */
+
+
+#define _FS_LOCK    0   /* 0:Disable or >=1:Enable */
+/* To enable file lock control feature, set _FS_LOCK to 1 or greater.
+   The value defines how many files can be opened simultaneously. */
+
+
+#endif /* _FFCONFIG */
diff -r 2642d0729f55 -r c8918e47c566 FATFileSystem/ChaN/integer.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/FATFileSystem/ChaN/integer.h	Tue Dec 23 21:36:32 2014 +0000
@@ -0,0 +1,37 @@
+/*-------------------------------------------*/
+/* Integer type definitions for FatFs module */
+/*-------------------------------------------*/
+
+#ifndef _INTEGER
+#define _INTEGER
+
+#ifdef _WIN32    /* FatFs development platform */
+
+#include <windows.h>
+#include <tchar.h>
+
+#else            /* Embedded platform */
+
+/* These types must be 16-bit, 32-bit or larger integer */
+typedef int             INT;
+typedef unsigned int    UINT;
+
+/* These types must be 8-bit integer */
+typedef char            CHAR;
+typedef unsigned char   UCHAR;
+typedef unsigned char   BYTE;
+
+/* These types must be 16-bit integer */
+typedef short           SHORT;
+typedef unsigned short  USHORT;
+typedef unsigned short  WORD;
+typedef unsigned short  WCHAR;
+
+/* These types must be 32-bit integer */
+typedef long            LONG;
+typedef unsigned long   ULONG;
+typedef unsigned long   DWORD;
+
+#endif
+
+#endif
diff -r 2642d0729f55 -r c8918e47c566 FATFileSystem/FATDirHandle.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/FATFileSystem/FATDirHandle.cpp	Tue Dec 23 21:36:32 2014 +0000
@@ -0,0 +1,78 @@
+/* mbed Microcontroller Library
+ * Copyright (c) 2006-2012 ARM Limited
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+#include <string.h>
+#include "ff.h"
+#include "FATDirHandle.h"
+
+using namespace mbed;
+
+FATDirHandle::FATDirHandle(const FATFS_DIR &the_dir) {
+    dir = the_dir;
+}
+
+int FATDirHandle::closedir() {
+    delete this;
+    return 0;
+}
+
+struct dirent *FATDirHandle::readdir() {
+    FILINFO finfo;
+
+#if _USE_LFN
+    finfo.lfname = cur_entry.d_name;
+    finfo.lfsize = sizeof(cur_entry.d_name);
+#endif // _USE_LFN
+
+    FRESULT res = f_readdir(&dir, &finfo);
+
+#if _USE_LFN
+    if(res != 0 || finfo.fname[0]==0) {
+        return NULL;
+    } else {
+        if(cur_entry.d_name[0]==0) {
+            // No long filename so use short filename.
+            memcpy(cur_entry.d_name, finfo.fname, sizeof(finfo.fname));
+        }
+        return &cur_entry;
+    }
+#else
+    if(res != 0 || finfo.fname[0]==0) {
+        return NULL;
+    } else {
+        memcpy(cur_entry.d_name, finfo.fname, sizeof(finfo.fname));
+        return &cur_entry;
+    }
+#endif /* _USE_LFN */
+}
+
+void FATDirHandle::rewinddir() {
+    dir.index = 0;
+}
+
+off_t FATDirHandle::telldir() {
+    return dir.index;
+}
+
+void FATDirHandle::seekdir(off_t location) {
+    dir.index = location;
+}
+
diff -r 2642d0729f55 -r c8918e47c566 FATFileSystem/FATDirHandle.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/FATFileSystem/FATDirHandle.h	Tue Dec 23 21:36:32 2014 +0000
@@ -0,0 +1,45 @@
+/* mbed Microcontroller Library
+ * Copyright (c) 2006-2012 ARM Limited
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+#ifndef MBED_FATDIRHANDLE_H
+#define MBED_FATDIRHANDLE_H
+
+#include "DirHandle.h"
+
+using namespace mbed;
+
+class FATDirHandle : public DirHandle {
+
+ public:
+    FATDirHandle(const FATFS_DIR &the_dir);
+    virtual int closedir();
+    virtual struct dirent *readdir();
+    virtual void rewinddir();
+    virtual off_t telldir();
+    virtual void seekdir(off_t location);
+
+ private:
+    FATFS_DIR dir;
+    struct dirent cur_entry;
+
+};
+
+#endif
diff -r 2642d0729f55 -r c8918e47c566 FATFileSystem/FATFileHandle.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/FATFileSystem/FATFileHandle.cpp	Tue Dec 23 21:36:32 2014 +0000
@@ -0,0 +1,90 @@
+/* mbed Microcontroller Library
+ * Copyright (c) 2006-2012 ARM Limited
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+#include "ff.h"
+#include "ffconf.h"
+#include "mbed_debug.h"
+
+#include "FATFileHandle.h"
+
+FATFileHandle::FATFileHandle(FIL fh) {
+    _fh = fh;
+}
+
+int FATFileHandle::close() {
+    int retval = f_close(&_fh);
+    delete this;
+    return retval;
+}
+
+ssize_t FATFileHandle::write(const void* buffer, size_t length) {
+    UINT n;
+    FRESULT res = f_write(&_fh, buffer, length, &n);
+    if (res) { 
+        debug_if(FFS_DBG, "f_write() failed: %d", res);
+        return -1;
+    }
+    return n;
+}
+        
+ssize_t FATFileHandle::read(void* buffer, size_t length) {
+    debug_if(FFS_DBG, "read(%d)\n", length);
+    UINT n;
+    FRESULT res = f_read(&_fh, buffer, length, &n);
+    if (res) {
+        debug_if(FFS_DBG, "f_read() failed: %d\n", res);
+        return -1;
+    }
+    return n;
+}
+
+int FATFileHandle::isatty() {
+    return 0;
+}
+
+off_t FATFileHandle::lseek(off_t position, int whence) {
+    if (whence == SEEK_END) {
+        position += _fh.fsize;
+    } else if(whence==SEEK_CUR) {
+        position += _fh.fptr;
+    }
+    FRESULT res = f_lseek(&_fh, position);
+    if (res) {
+        debug_if(FFS_DBG, "lseek failed: %d\n", res);
+        return -1;
+    } else {
+        debug_if(FFS_DBG, "lseek OK, returning %i\n", _fh.fptr);
+        return _fh.fptr;
+    }
+}
+
+int FATFileHandle::fsync() {
+    FRESULT res = f_sync(&_fh);
+    if (res) {
+        debug_if(FFS_DBG, "f_sync() failed: %d\n", res);
+        return -1;
+    }
+    return 0;
+}
+
+off_t FATFileHandle::flen() {
+    return _fh.fsize;
+}
diff -r 2642d0729f55 -r c8918e47c566 FATFileSystem/FATFileHandle.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/FATFileSystem/FATFileHandle.h	Tue Dec 23 21:36:32 2014 +0000
@@ -0,0 +1,47 @@
+/* mbed Microcontroller Library
+ * Copyright (c) 2006-2012 ARM Limited
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+#ifndef MBED_FATFILEHANDLE_H
+#define MBED_FATFILEHANDLE_H
+
+#include "FileHandle.h"
+
+using namespace mbed;
+
+class FATFileHandle : public FileHandle {
+public:
+
+    FATFileHandle(FIL fh);
+    virtual int close();
+    virtual ssize_t write(const void* buffer, size_t length);
+    virtual ssize_t read(void* buffer, size_t length);
+    virtual int isatty();
+    virtual off_t lseek(off_t position, int whence);
+    virtual int fsync();
+    virtual off_t flen();
+
+protected:
+
+    FIL _fh;
+
+};
+
+#endif
diff -r 2642d0729f55 -r c8918e47c566 FATFileSystem/FATFileSystem.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/FATFileSystem/FATFileSystem.cpp	Tue Dec 23 21:36:32 2014 +0000
@@ -0,0 +1,132 @@
+/* mbed Microcontroller Library
+ * Copyright (c) 2006-2012 ARM Limited
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+#include "mbed.h"
+
+#include "ffconf.h"
+#include "mbed_debug.h"
+
+#include "FATFileSystem.h"
+#include "FATFileHandle.h"
+#include "FATDirHandle.h"
+
+DWORD get_fattime(void) {
+    time_t rawtime;
+    time(&rawtime);
+    struct tm *ptm = localtime(&rawtime);
+    return (DWORD)(ptm->tm_year - 80) << 25
+         | (DWORD)(ptm->tm_mon + 1  ) << 21
+         | (DWORD)(ptm->tm_mday     ) << 16
+         | (DWORD)(ptm->tm_hour     ) << 11
+         | (DWORD)(ptm->tm_min      ) << 5
+         | (DWORD)(ptm->tm_sec/2    );
+}
+
+FATFileSystem *FATFileSystem::_ffs[_VOLUMES] = {0};
+
+FATFileSystem::FATFileSystem(const char* n) : FileSystemLike(n) {
+    debug_if(FFS_DBG, "FATFileSystem(%s)\n", n);
+    for(int i=0; i<_VOLUMES; i++) {
+        if(_ffs[i] == 0) {
+            _ffs[i] = this;
+            _fsid = i;
+            debug_if(FFS_DBG, "Mounting [%s] on ffs drive [%d]\n", _name, _fsid);
+            f_mount(i, &_fs);
+            return;
+        }
+    }
+    error("Couldn't create %s in FATFileSystem::FATFileSystem\n", n);
+}
+
+FATFileSystem::~FATFileSystem() {
+    for (int i=0; i<_VOLUMES; i++) {
+        if (_ffs[i] == this) {
+            _ffs[i] = 0;
+            f_mount(i, NULL);
+        }
+    }
+}
+
+FileHandle *FATFileSystem::open(const char* name, int flags) {
+    debug_if(FFS_DBG, "open(%s) on filesystem [%s], drv [%d]\n", name, _name, _fsid);
+    char n[64];
+    sprintf(n, "%d:/%s", _fsid, name);
+    
+    /* POSIX flags -> FatFS open mode */
+    BYTE openmode;
+    if (flags & O_RDWR) {
+        openmode = FA_READ|FA_WRITE;
+    } else if(flags & O_WRONLY) {
+        openmode = FA_WRITE;
+    } else {
+        openmode = FA_READ;
+    }
+    if(flags & O_CREAT) {
+        if(flags & O_TRUNC) {
+            openmode |= FA_CREATE_ALWAYS;
+        } else {
+            openmode |= FA_OPEN_ALWAYS;
+        }
+    }
+    
+    FIL fh;
+    FRESULT res = f_open(&fh, n, openmode);
+    if (res) { 
+        debug_if(FFS_DBG, "f_open('w') failed: %d\n", res);
+        return NULL;
+    }
+    if (flags & O_APPEND) {
+        f_lseek(&fh, fh.fsize);
+    }
+    return new FATFileHandle(fh);
+}
+    
+int FATFileSystem::remove(const char *filename) {
+    FRESULT res = f_unlink(filename);
+    if (res) { 
+        debug_if(FFS_DBG, "f_unlink() failed: %d\n", res);
+        return -1;
+    }
+    return 0;
+}
+
+int FATFileSystem::format() {
+    FRESULT res = f_mkfs(_fsid, 0, 512); // Logical drive number, Partitioning rule, Allocation unit size (bytes per cluster)
+    if (res) {
+        debug_if(FFS_DBG, "f_mkfs() failed: %d\n", res);
+        return -1;
+    }
+    return 0;
+}
+
+DirHandle *FATFileSystem::opendir(const char *name) {
+    FATFS_DIR dir;
+    FRESULT res = f_opendir(&dir, name);
+    if (res != 0) {
+        return NULL;
+    }
+    return new FATDirHandle(dir);
+}
+
+int FATFileSystem::mkdir(const char *name, mode_t mode) {
+    FRESULT res = f_mkdir(name);
+    return res == 0 ? 0 : -1;
+}
diff -r 2642d0729f55 -r c8918e47c566 FATFileSystem/FATFileSystem.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/FATFileSystem/FATFileSystem.h	Tue Dec 23 21:36:32 2014 +0000
@@ -0,0 +1,57 @@
+/* mbed Microcontroller Library
+ * Copyright (c) 2006-2012 ARM Limited
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+#ifndef MBED_FATFILESYSTEM_H
+#define MBED_FATFILESYSTEM_H
+
+#include "FileSystemLike.h"
+#include "FileHandle.h"
+#include "ff.h"
+#include <stdint.h>
+
+using namespace mbed;
+
+class FATFileSystem : public FileSystemLike {
+public:
+
+    FATFileSystem(const char* n);
+    virtual ~FATFileSystem();
+
+    static FATFileSystem * _ffs[_VOLUMES];   // FATFileSystem objects, as parallel to FatFs drives array
+    FATFS _fs;                               // Work area (file system object) for logical drive
+    int _fsid;
+
+    virtual FileHandle *open(const char* name, int flags);
+    virtual int remove(const char *filename);
+    virtual int format();
+    virtual DirHandle *opendir(const char *name);
+    virtual int mkdir(const char *name, mode_t mode);
+
+    virtual int disk_initialize() { return 0; }
+    virtual int disk_status() { return 0; }
+    virtual int disk_read(uint8_t * buffer, uint64_t sector) = 0;
+    virtual int disk_write(const uint8_t * buffer, uint64_t sector) = 0;
+    virtual int disk_sync() { return 0; }
+    virtual uint64_t disk_sectors() = 0;
+
+};
+
+#endif
diff -r 2642d0729f55 -r c8918e47c566 Flash_FileSystem.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Flash_FileSystem.cpp	Tue Dec 23 21:36:32 2014 +0000
@@ -0,0 +1,51 @@
+/* mbed Flash_FileSystem Library
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+ 
+#include "Flash_FileSystem.h"
+ 
+FlashSPI::FlashSPI(PinName mosi, PinName miso, PinName sclk, PinName cs, const char* n) : FATFileSystem(n) , flash(mosi, miso, sclk, cs)  {
+    //no init
+    _status = 0x01;
+}
+ 
+int FlashSPI::disk_initialize() {
+    // OK
+    _status = 0x00;
+    return 0;
+}
+ 
+int FlashSPI::disk_write(const uint8_t * buffer, uint64_t block_number) { 
+    flash.eraseSector(block_number*4096);
+    flash.write(block_number*4096, (char*) buffer, 256);
+    flash.write(block_number*4096+256, (char*) buffer+256, 256);
+    return 0;    
+}
+ 
+int FlashSPI::disk_read(uint8_t * buffer, uint64_t block_number) {
+    flash.read(block_number*4096, (char*) buffer, 512);
+    return 0;
+}
+ 
+int FlashSPI::disk_status() { return _status; }
+int FlashSPI::disk_sync() { return 0; }
+uint64_t FlashSPI::disk_sectors() { return 512; }
+
+    
\ No newline at end of file
diff -r 2642d0729f55 -r c8918e47c566 Flash_FileSystem.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Flash_FileSystem.h	Tue Dec 23 21:36:32 2014 +0000
@@ -0,0 +1,28 @@
+#ifndef S25FL216K_USB
+#define S25FL216K_USB
+ 
+#include "mbed.h"
+#include "FATFileSystem.h"
+#include "S25FL216K.h"
+
+/** Local filesystem made with S25FL216K serial flash memory + FATFileSystem library
+*/
+class FlashSPI : public FATFileSystem {
+public:
+   
+    FlashSPI(PinName mosi, PinName miso, PinName sclk, PinName cs, const char* n);
+    virtual int disk_initialize();
+    virtual int disk_write(const uint8_t * data, uint64_t block);
+    virtual int disk_read(uint8_t * data, uint64_t block);
+    virtual int disk_status();
+    virtual int disk_sync();
+    virtual uint64_t disk_sectors();
+    
+protected:
+    int _status;
+    S25FL216K flash;
+    
+ 
+};
+
+#endif
diff -r 2642d0729f55 -r c8918e47c566 Flash_USBFileSystem.cpp
--- a/Flash_USBFileSystem.cpp	Fri Dec 19 14:45:04 2014 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,51 +0,0 @@
-/* mbed USBMSD_Ram Library
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- */
- 
-#include "Flash_USBFileSystem.h"
- 
-FlashUSB::FlashUSB(PinName mosi, PinName miso, PinName sclk, PinName cs) : USBFileSystem("USB"), flash(mosi, miso, sclk, cs)  {
-    //no init
-    _status = 0x01;
-}
- 
-int FlashUSB::disk_initialize() {
-    // OK
-    _status = 0x00;
-    return 0;
-}
- 
-int FlashUSB::_disk_write(const uint8_t * buffer, uint64_t block_number) { 
-    flash.eraseSector(block_number*4096);
-    flash.write(block_number*4096, (char*) buffer, 256);
-    flash.write(block_number*4096+256, (char*) buffer+256, 256);
-    return 0;    
-}
- 
-int FlashUSB::disk_read(uint8_t * buffer, uint64_t block_number) {
-    flash.read(block_number*4096, (char*) buffer, 512);
-    return 0;
-}
- 
-int FlashUSB::_disk_status() { return _status; }
-int FlashUSB::disk_sync() { return 0; }
-uint64_t FlashUSB::disk_sectors() { return 512; }
-
-    
\ No newline at end of file
diff -r 2642d0729f55 -r c8918e47c566 Flash_USBFileSystem.h
--- a/Flash_USBFileSystem.h	Fri Dec 19 14:45:04 2014 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,28 +0,0 @@
-#ifndef S25FL216K_USB
-#define S25FL216K_USB
- 
-#include "mbed.h"
-#include "USBFileSystem.h"
-#include "S25FL216K.h"
-
-/** Local filesystem made with S25FL216K serial flash memory + USBFileSystem library
-*/
-class FlashUSB : public USBFileSystem {
-public:
-   
-    FlashUSB(PinName mosi, PinName miso, PinName sclk, PinName cs);
-    virtual int disk_initialize();
-    virtual int _disk_write(const uint8_t * data, uint64_t block);
-    virtual int disk_read(uint8_t * data, uint64_t block);    
-    virtual int _disk_status();
-    virtual int disk_sync();
-    virtual uint64_t disk_sectors();
-    
-protected:
-    int _status;
-    S25FL216K flash;
-    
- 
-};
- 
-#endif
diff -r 2642d0729f55 -r c8918e47c566 USBFileSystem.lib
--- a/USBFileSystem.lib	Fri Dec 19 14:45:04 2014 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,1 +0,0 @@
-http://developer.mbed.org/users/mkilivan/code/USBFileSystem/#eeeea7fbb0a2