Mike Pulice / ublox_C200Test

Integrating the ublox LISA C200 modem

Fork of SprintUSBModemHTTPClientTest by Donatien Garnier

mbed-src/common/retarget.cpp@5:3f93dd1d4cb3, 2013-09-26 (annotated)

Committer:
sam_grove
Date:
Thu Sep 26 00:44:20 2013 -0500
Revision:
5:3f93dd1d4cb3
Exported program and replaced contents of the repo with the source

to build and debug using keil mdk. Libs NOT upto date are lwip, lwip-sys

and socket. these have newer versions under mbed_official but were starting

from a know working point

Who changed what in which revision?

UserRevisionLine numberNew contents of line
sam_grove 5:3f93dd1d4cb3 1 /* mbed Microcontroller Library
sam_grove 5:3f93dd1d4cb3 2 * Copyright (c) 2006-2013 ARM Limited
sam_grove 5:3f93dd1d4cb3 3 *
sam_grove 5:3f93dd1d4cb3 4 * Licensed under the Apache License, Version 2.0 (the "License");
sam_grove 5:3f93dd1d4cb3 5 * you may not use this file except in compliance with the License.
sam_grove 5:3f93dd1d4cb3 6 * You may obtain a copy of the License at
sam_grove 5:3f93dd1d4cb3 7 *
sam_grove 5:3f93dd1d4cb3 8 * http://www.apache.org/licenses/LICENSE-2.0
sam_grove 5:3f93dd1d4cb3 9 *
sam_grove 5:3f93dd1d4cb3 10 * Unless required by applicable law or agreed to in writing, software
sam_grove 5:3f93dd1d4cb3 11 * distributed under the License is distributed on an "AS IS" BASIS,
sam_grove 5:3f93dd1d4cb3 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
sam_grove 5:3f93dd1d4cb3 13 * See the License for the specific language governing permissions and
sam_grove 5:3f93dd1d4cb3 14 * limitations under the License.
sam_grove 5:3f93dd1d4cb3 15 */
sam_grove 5:3f93dd1d4cb3 16 #include "platform.h"
sam_grove 5:3f93dd1d4cb3 17 #include "FileHandle.h"
sam_grove 5:3f93dd1d4cb3 18 #include "FileSystemLike.h"
sam_grove 5:3f93dd1d4cb3 19 #include "FilePath.h"
sam_grove 5:3f93dd1d4cb3 20 #include "serial_api.h"
sam_grove 5:3f93dd1d4cb3 21 #include "toolchain.h"
sam_grove 5:3f93dd1d4cb3 22 #include <errno.h>
sam_grove 5:3f93dd1d4cb3 23
sam_grove 5:3f93dd1d4cb3 24 #if defined(__ARMCC_VERSION)
sam_grove 5:3f93dd1d4cb3 25 # include <rt_sys.h>
sam_grove 5:3f93dd1d4cb3 26 # define PREFIX(x) _sys##x
sam_grove 5:3f93dd1d4cb3 27 # define OPEN_MAX _SYS_OPEN
sam_grove 5:3f93dd1d4cb3 28 # ifdef __MICROLIB
sam_grove 5:3f93dd1d4cb3 29 # pragma import(__use_full_stdio)
sam_grove 5:3f93dd1d4cb3 30 # endif
sam_grove 5:3f93dd1d4cb3 31
sam_grove 5:3f93dd1d4cb3 32 #elif defined(__ICCARM__)
sam_grove 5:3f93dd1d4cb3 33 # include <yfuns.h>
sam_grove 5:3f93dd1d4cb3 34 # define PREFIX(x) _##x
sam_grove 5:3f93dd1d4cb3 35 # define OPEN_MAX 16
sam_grove 5:3f93dd1d4cb3 36
sam_grove 5:3f93dd1d4cb3 37 # define STDIN_FILENO 0
sam_grove 5:3f93dd1d4cb3 38 # define STDOUT_FILENO 1
sam_grove 5:3f93dd1d4cb3 39 # define STDERR_FILENO 2
sam_grove 5:3f93dd1d4cb3 40
sam_grove 5:3f93dd1d4cb3 41 #else
sam_grove 5:3f93dd1d4cb3 42 # include <sys/stat.h>
sam_grove 5:3f93dd1d4cb3 43 # include <sys/unistd.h>
sam_grove 5:3f93dd1d4cb3 44 # include <sys/syslimits.h>
sam_grove 5:3f93dd1d4cb3 45 # define PREFIX(x) x
sam_grove 5:3f93dd1d4cb3 46 #endif
sam_grove 5:3f93dd1d4cb3 47
sam_grove 5:3f93dd1d4cb3 48 using namespace mbed;
sam_grove 5:3f93dd1d4cb3 49
sam_grove 5:3f93dd1d4cb3 50 #if defined(__MICROLIB) && (__ARMCC_VERSION>5030000)
sam_grove 5:3f93dd1d4cb3 51 // Before version 5.03, we were using a patched version of microlib with proper names
sam_grove 5:3f93dd1d4cb3 52 extern const char __stdin_name[] = ":tt";
sam_grove 5:3f93dd1d4cb3 53 extern const char __stdout_name[] = ":tt";
sam_grove 5:3f93dd1d4cb3 54 extern const char __stderr_name[] = ":tt";
sam_grove 5:3f93dd1d4cb3 55
sam_grove 5:3f93dd1d4cb3 56 #else
sam_grove 5:3f93dd1d4cb3 57 extern const char __stdin_name[] = "/stdin";
sam_grove 5:3f93dd1d4cb3 58 extern const char __stdout_name[] = "/stdout";
sam_grove 5:3f93dd1d4cb3 59 extern const char __stderr_name[] = "/stderr";
sam_grove 5:3f93dd1d4cb3 60 #endif
sam_grove 5:3f93dd1d4cb3 61
sam_grove 5:3f93dd1d4cb3 62 /* newlib has the filehandle field in the FILE struct as a short, so
sam_grove 5:3f93dd1d4cb3 63 * we can't just return a Filehandle* from _open and instead have to
sam_grove 5:3f93dd1d4cb3 64 * put it in a filehandles array and return the index into that array
sam_grove 5:3f93dd1d4cb3 65 * (or rather index+3, as filehandles 0-2 are stdin/out/err).
sam_grove 5:3f93dd1d4cb3 66 */
sam_grove 5:3f93dd1d4cb3 67 static FileHandle *filehandles[OPEN_MAX];
sam_grove 5:3f93dd1d4cb3 68
sam_grove 5:3f93dd1d4cb3 69 FileHandle::~FileHandle() {
sam_grove 5:3f93dd1d4cb3 70 /* Remove all open filehandles for this */
sam_grove 5:3f93dd1d4cb3 71 for (unsigned int fh_i = 0; fh_i < sizeof(filehandles)/sizeof(*filehandles); fh_i++) {
sam_grove 5:3f93dd1d4cb3 72 if (filehandles[fh_i] == this) {
sam_grove 5:3f93dd1d4cb3 73 filehandles[fh_i] = NULL;
sam_grove 5:3f93dd1d4cb3 74 }
sam_grove 5:3f93dd1d4cb3 75 }
sam_grove 5:3f93dd1d4cb3 76 }
sam_grove 5:3f93dd1d4cb3 77
sam_grove 5:3f93dd1d4cb3 78 #if DEVICE_SERIAL
sam_grove 5:3f93dd1d4cb3 79 extern int stdio_uart_inited;
sam_grove 5:3f93dd1d4cb3 80 extern serial_t stdio_uart;
sam_grove 5:3f93dd1d4cb3 81 #endif
sam_grove 5:3f93dd1d4cb3 82
sam_grove 5:3f93dd1d4cb3 83 static void init_serial() {
sam_grove 5:3f93dd1d4cb3 84 #if DEVICE_SERIAL
sam_grove 5:3f93dd1d4cb3 85 if (stdio_uart_inited) return;
sam_grove 5:3f93dd1d4cb3 86 serial_init(&stdio_uart, STDIO_UART_TX, STDIO_UART_RX);
sam_grove 5:3f93dd1d4cb3 87 #endif
sam_grove 5:3f93dd1d4cb3 88 }
sam_grove 5:3f93dd1d4cb3 89
sam_grove 5:3f93dd1d4cb3 90 static inline int openmode_to_posix(int openmode) {
sam_grove 5:3f93dd1d4cb3 91 int posix = openmode;
sam_grove 5:3f93dd1d4cb3 92 #ifdef __ARMCC_VERSION
sam_grove 5:3f93dd1d4cb3 93 if (openmode & OPEN_PLUS) {
sam_grove 5:3f93dd1d4cb3 94 posix = O_RDWR;
sam_grove 5:3f93dd1d4cb3 95 } else if(openmode & OPEN_W) {
sam_grove 5:3f93dd1d4cb3 96 posix = O_WRONLY;
sam_grove 5:3f93dd1d4cb3 97 } else if(openmode & OPEN_A) {
sam_grove 5:3f93dd1d4cb3 98 posix = O_WRONLY|O_APPEND;
sam_grove 5:3f93dd1d4cb3 99 } else {
sam_grove 5:3f93dd1d4cb3 100 posix = O_RDONLY;
sam_grove 5:3f93dd1d4cb3 101 }
sam_grove 5:3f93dd1d4cb3 102 /* a, w, a+, w+ all create if file does not already exist */
sam_grove 5:3f93dd1d4cb3 103 if (openmode & (OPEN_A|OPEN_W)) {
sam_grove 5:3f93dd1d4cb3 104 posix |= O_CREAT;
sam_grove 5:3f93dd1d4cb3 105 }
sam_grove 5:3f93dd1d4cb3 106 /* w and w+ truncate */
sam_grove 5:3f93dd1d4cb3 107 if (openmode & OPEN_W) {
sam_grove 5:3f93dd1d4cb3 108 posix |= O_TRUNC;
sam_grove 5:3f93dd1d4cb3 109 }
sam_grove 5:3f93dd1d4cb3 110 #elif defined(__ICCARM__)
sam_grove 5:3f93dd1d4cb3 111 switch (openmode & _LLIO_RDWRMASK) {
sam_grove 5:3f93dd1d4cb3 112 case _LLIO_RDONLY: posix = O_RDONLY; break;
sam_grove 5:3f93dd1d4cb3 113 case _LLIO_WRONLY: posix = O_WRONLY; break;
sam_grove 5:3f93dd1d4cb3 114 case _LLIO_RDWR : posix = O_RDWR ; break;
sam_grove 5:3f93dd1d4cb3 115 }
sam_grove 5:3f93dd1d4cb3 116 if (openmode & _LLIO_CREAT ) posix |= O_CREAT;
sam_grove 5:3f93dd1d4cb3 117 if (openmode & _LLIO_APPEND) posix |= O_APPEND;
sam_grove 5:3f93dd1d4cb3 118 if (openmode & _LLIO_TRUNC ) posix |= O_TRUNC;
sam_grove 5:3f93dd1d4cb3 119 #endif
sam_grove 5:3f93dd1d4cb3 120 return posix;
sam_grove 5:3f93dd1d4cb3 121 }
sam_grove 5:3f93dd1d4cb3 122
sam_grove 5:3f93dd1d4cb3 123 extern "C" FILEHANDLE PREFIX(_open)(const char* name, int openmode) {
sam_grove 5:3f93dd1d4cb3 124 #if defined(__MICROLIB) && (__ARMCC_VERSION>5030000)
sam_grove 5:3f93dd1d4cb3 125 // Before version 5.03, we were using a patched version of microlib with proper names
sam_grove 5:3f93dd1d4cb3 126 // This is the workaround that the microlib author suggested us
sam_grove 5:3f93dd1d4cb3 127 static int n = 0;
sam_grove 5:3f93dd1d4cb3 128 if (!std::strcmp(name, ":tt")) return n++;
sam_grove 5:3f93dd1d4cb3 129
sam_grove 5:3f93dd1d4cb3 130 #else
sam_grove 5:3f93dd1d4cb3 131 /* Use the posix convention that stdin,out,err are filehandles 0,1,2.
sam_grove 5:3f93dd1d4cb3 132 */
sam_grove 5:3f93dd1d4cb3 133 if (std::strcmp(name, __stdin_name) == 0) {
sam_grove 5:3f93dd1d4cb3 134 init_serial();
sam_grove 5:3f93dd1d4cb3 135 return 0;
sam_grove 5:3f93dd1d4cb3 136 } else if (std::strcmp(name, __stdout_name) == 0) {
sam_grove 5:3f93dd1d4cb3 137 init_serial();
sam_grove 5:3f93dd1d4cb3 138 return 1;
sam_grove 5:3f93dd1d4cb3 139 } else if (std::strcmp(name, __stderr_name) == 0) {
sam_grove 5:3f93dd1d4cb3 140 init_serial();
sam_grove 5:3f93dd1d4cb3 141 return 2;
sam_grove 5:3f93dd1d4cb3 142 }
sam_grove 5:3f93dd1d4cb3 143 #endif
sam_grove 5:3f93dd1d4cb3 144
sam_grove 5:3f93dd1d4cb3 145 // find the first empty slot in filehandles
sam_grove 5:3f93dd1d4cb3 146 unsigned int fh_i;
sam_grove 5:3f93dd1d4cb3 147 for (fh_i = 0; fh_i < sizeof(filehandles)/sizeof(*filehandles); fh_i++) {
sam_grove 5:3f93dd1d4cb3 148 if (filehandles[fh_i] == NULL) break;
sam_grove 5:3f93dd1d4cb3 149 }
sam_grove 5:3f93dd1d4cb3 150 if (fh_i >= sizeof(filehandles)/sizeof(*filehandles)) {
sam_grove 5:3f93dd1d4cb3 151 return -1;
sam_grove 5:3f93dd1d4cb3 152 }
sam_grove 5:3f93dd1d4cb3 153
sam_grove 5:3f93dd1d4cb3 154 FileHandle *res;
sam_grove 5:3f93dd1d4cb3 155
sam_grove 5:3f93dd1d4cb3 156 /* FILENAME: ":0x12345678" describes a FileLike* */
sam_grove 5:3f93dd1d4cb3 157 if (name[0] == ':') {
sam_grove 5:3f93dd1d4cb3 158 void *p;
sam_grove 5:3f93dd1d4cb3 159 sscanf(name, ":%p", &p);
sam_grove 5:3f93dd1d4cb3 160 res = (FileHandle*)p;
sam_grove 5:3f93dd1d4cb3 161
sam_grove 5:3f93dd1d4cb3 162 /* FILENAME: "/file_system/file_name" */
sam_grove 5:3f93dd1d4cb3 163 } else {
sam_grove 5:3f93dd1d4cb3 164 FilePath path(name);
sam_grove 5:3f93dd1d4cb3 165
sam_grove 5:3f93dd1d4cb3 166 if (!path.exists())
sam_grove 5:3f93dd1d4cb3 167 return -1;
sam_grove 5:3f93dd1d4cb3 168 else if (path.isFile()) {
sam_grove 5:3f93dd1d4cb3 169 res = path.file();
sam_grove 5:3f93dd1d4cb3 170 } else {
sam_grove 5:3f93dd1d4cb3 171 FileSystemLike *fs = path.fileSystem();
sam_grove 5:3f93dd1d4cb3 172 if (fs == NULL) return -1;
sam_grove 5:3f93dd1d4cb3 173 int posix_mode = openmode_to_posix(openmode);
sam_grove 5:3f93dd1d4cb3 174 res = fs->open(path.fileName(), posix_mode); /* NULL if fails */
sam_grove 5:3f93dd1d4cb3 175 }
sam_grove 5:3f93dd1d4cb3 176 }
sam_grove 5:3f93dd1d4cb3 177
sam_grove 5:3f93dd1d4cb3 178 if (res == NULL) return -1;
sam_grove 5:3f93dd1d4cb3 179 filehandles[fh_i] = res;
sam_grove 5:3f93dd1d4cb3 180
sam_grove 5:3f93dd1d4cb3 181 return fh_i + 3; // +3 as filehandles 0-2 are stdin/out/err
sam_grove 5:3f93dd1d4cb3 182 }
sam_grove 5:3f93dd1d4cb3 183
sam_grove 5:3f93dd1d4cb3 184 extern "C" int PREFIX(_close)(FILEHANDLE fh) {
sam_grove 5:3f93dd1d4cb3 185 if (fh < 3) return 0;
sam_grove 5:3f93dd1d4cb3 186
sam_grove 5:3f93dd1d4cb3 187 FileHandle* fhc = filehandles[fh-3];
sam_grove 5:3f93dd1d4cb3 188 filehandles[fh-3] = NULL;
sam_grove 5:3f93dd1d4cb3 189 if (fhc == NULL) return -1;
sam_grove 5:3f93dd1d4cb3 190
sam_grove 5:3f93dd1d4cb3 191 return fhc->close();
sam_grove 5:3f93dd1d4cb3 192 }
sam_grove 5:3f93dd1d4cb3 193
sam_grove 5:3f93dd1d4cb3 194 #if defined(__ICCARM__)
sam_grove 5:3f93dd1d4cb3 195 extern "C" size_t __write (int fh, const unsigned char *buffer, size_t length) {
sam_grove 5:3f93dd1d4cb3 196 #else
sam_grove 5:3f93dd1d4cb3 197 extern "C" int PREFIX(_write)(FILEHANDLE fh, const unsigned char *buffer, unsigned int length, int mode) {
sam_grove 5:3f93dd1d4cb3 198 #endif
sam_grove 5:3f93dd1d4cb3 199 int n; // n is the number of bytes written
sam_grove 5:3f93dd1d4cb3 200 if (fh < 3) {
sam_grove 5:3f93dd1d4cb3 201 #if DEVICE_SERIAL
sam_grove 5:3f93dd1d4cb3 202 if (!stdio_uart_inited) init_serial();
sam_grove 5:3f93dd1d4cb3 203 for (unsigned int i = 0; i < length; i++) {
sam_grove 5:3f93dd1d4cb3 204 serial_putc(&stdio_uart, buffer[i]);
sam_grove 5:3f93dd1d4cb3 205 }
sam_grove 5:3f93dd1d4cb3 206 #endif
sam_grove 5:3f93dd1d4cb3 207 n = length;
sam_grove 5:3f93dd1d4cb3 208 } else {
sam_grove 5:3f93dd1d4cb3 209 FileHandle* fhc = filehandles[fh-3];
sam_grove 5:3f93dd1d4cb3 210 if (fhc == NULL) return -1;
sam_grove 5:3f93dd1d4cb3 211
sam_grove 5:3f93dd1d4cb3 212 n = fhc->write(buffer, length);
sam_grove 5:3f93dd1d4cb3 213 }
sam_grove 5:3f93dd1d4cb3 214 #ifdef __ARMCC_VERSION
sam_grove 5:3f93dd1d4cb3 215 return length-n;
sam_grove 5:3f93dd1d4cb3 216 #else
sam_grove 5:3f93dd1d4cb3 217 return n;
sam_grove 5:3f93dd1d4cb3 218 #endif
sam_grove 5:3f93dd1d4cb3 219 }
sam_grove 5:3f93dd1d4cb3 220
sam_grove 5:3f93dd1d4cb3 221 #if defined(__ICCARM__)
sam_grove 5:3f93dd1d4cb3 222 extern "C" size_t __read (int fh, unsigned char *buffer, size_t length) {
sam_grove 5:3f93dd1d4cb3 223 #else
sam_grove 5:3f93dd1d4cb3 224 extern "C" int PREFIX(_read)(FILEHANDLE fh, unsigned char *buffer, unsigned int length, int mode) {
sam_grove 5:3f93dd1d4cb3 225 #endif
sam_grove 5:3f93dd1d4cb3 226 int n; // n is the number of bytes read
sam_grove 5:3f93dd1d4cb3 227 if (fh < 3) {
sam_grove 5:3f93dd1d4cb3 228 // only read a character at a time from stdin
sam_grove 5:3f93dd1d4cb3 229 #if DEVICE_SERIAL
sam_grove 5:3f93dd1d4cb3 230 *buffer = serial_getc(&stdio_uart);
sam_grove 5:3f93dd1d4cb3 231 #endif
sam_grove 5:3f93dd1d4cb3 232 n = 1;
sam_grove 5:3f93dd1d4cb3 233 } else {
sam_grove 5:3f93dd1d4cb3 234 FileHandle* fhc = filehandles[fh-3];
sam_grove 5:3f93dd1d4cb3 235 if (fhc == NULL) return -1;
sam_grove 5:3f93dd1d4cb3 236
sam_grove 5:3f93dd1d4cb3 237 n = fhc->read(buffer, length);
sam_grove 5:3f93dd1d4cb3 238 }
sam_grove 5:3f93dd1d4cb3 239 #ifdef __ARMCC_VERSION
sam_grove 5:3f93dd1d4cb3 240 return length-n;
sam_grove 5:3f93dd1d4cb3 241 #else
sam_grove 5:3f93dd1d4cb3 242 return n;
sam_grove 5:3f93dd1d4cb3 243 #endif
sam_grove 5:3f93dd1d4cb3 244 }
sam_grove 5:3f93dd1d4cb3 245
sam_grove 5:3f93dd1d4cb3 246 #ifdef __ARMCC_VERSION
sam_grove 5:3f93dd1d4cb3 247 extern "C" int PREFIX(_istty)(FILEHANDLE fh)
sam_grove 5:3f93dd1d4cb3 248 #else
sam_grove 5:3f93dd1d4cb3 249 extern "C" int _isatty(FILEHANDLE fh)
sam_grove 5:3f93dd1d4cb3 250 #endif
sam_grove 5:3f93dd1d4cb3 251 {
sam_grove 5:3f93dd1d4cb3 252 /* stdin, stdout and stderr should be tty */
sam_grove 5:3f93dd1d4cb3 253 if (fh < 3) return 1;
sam_grove 5:3f93dd1d4cb3 254
sam_grove 5:3f93dd1d4cb3 255 FileHandle* fhc = filehandles[fh-3];
sam_grove 5:3f93dd1d4cb3 256 if (fhc == NULL) return -1;
sam_grove 5:3f93dd1d4cb3 257
sam_grove 5:3f93dd1d4cb3 258 return fhc->isatty();
sam_grove 5:3f93dd1d4cb3 259 }
sam_grove 5:3f93dd1d4cb3 260
sam_grove 5:3f93dd1d4cb3 261 extern "C"
sam_grove 5:3f93dd1d4cb3 262 #if defined(__ARMCC_VERSION)
sam_grove 5:3f93dd1d4cb3 263 int _sys_seek(FILEHANDLE fh, long position)
sam_grove 5:3f93dd1d4cb3 264 #elif defined(__ICCARM__)
sam_grove 5:3f93dd1d4cb3 265 long __lseek(int fh, long offset, int whence)
sam_grove 5:3f93dd1d4cb3 266 #else
sam_grove 5:3f93dd1d4cb3 267 int _lseek(FILEHANDLE fh, int offset, int whence)
sam_grove 5:3f93dd1d4cb3 268 #endif
sam_grove 5:3f93dd1d4cb3 269 {
sam_grove 5:3f93dd1d4cb3 270 if (fh < 3) return 0;
sam_grove 5:3f93dd1d4cb3 271
sam_grove 5:3f93dd1d4cb3 272 FileHandle* fhc = filehandles[fh-3];
sam_grove 5:3f93dd1d4cb3 273 if (fhc == NULL) return -1;
sam_grove 5:3f93dd1d4cb3 274
sam_grove 5:3f93dd1d4cb3 275 #if defined(__ARMCC_VERSION)
sam_grove 5:3f93dd1d4cb3 276 return fhc->lseek(position, SEEK_SET);
sam_grove 5:3f93dd1d4cb3 277 #else
sam_grove 5:3f93dd1d4cb3 278 return fhc->lseek(offset, whence);
sam_grove 5:3f93dd1d4cb3 279 #endif
sam_grove 5:3f93dd1d4cb3 280 }
sam_grove 5:3f93dd1d4cb3 281
sam_grove 5:3f93dd1d4cb3 282 #ifdef __ARMCC_VERSION
sam_grove 5:3f93dd1d4cb3 283 extern "C" int PREFIX(_ensure)(FILEHANDLE fh) {
sam_grove 5:3f93dd1d4cb3 284 if (fh < 3) return 0;
sam_grove 5:3f93dd1d4cb3 285
sam_grove 5:3f93dd1d4cb3 286 FileHandle* fhc = filehandles[fh-3];
sam_grove 5:3f93dd1d4cb3 287 if (fhc == NULL) return -1;
sam_grove 5:3f93dd1d4cb3 288
sam_grove 5:3f93dd1d4cb3 289 return fhc->fsync();
sam_grove 5:3f93dd1d4cb3 290 }
sam_grove 5:3f93dd1d4cb3 291
sam_grove 5:3f93dd1d4cb3 292 extern "C" long PREFIX(_flen)(FILEHANDLE fh) {
sam_grove 5:3f93dd1d4cb3 293 if (fh < 3) return 0;
sam_grove 5:3f93dd1d4cb3 294
sam_grove 5:3f93dd1d4cb3 295 FileHandle* fhc = filehandles[fh-3];
sam_grove 5:3f93dd1d4cb3 296 if (fhc == NULL) return -1;
sam_grove 5:3f93dd1d4cb3 297
sam_grove 5:3f93dd1d4cb3 298 return fhc->flen();
sam_grove 5:3f93dd1d4cb3 299 }
sam_grove 5:3f93dd1d4cb3 300 #endif
sam_grove 5:3f93dd1d4cb3 301
sam_grove 5:3f93dd1d4cb3 302
sam_grove 5:3f93dd1d4cb3 303 #if !defined(__ARMCC_VERSION) && !defined(__ICCARM__)
sam_grove 5:3f93dd1d4cb3 304 extern "C" int _fstat(int fd, struct stat *st) {
sam_grove 5:3f93dd1d4cb3 305 if ((STDOUT_FILENO == fd) || (STDERR_FILENO == fd) || (STDIN_FILENO == fd)) {
sam_grove 5:3f93dd1d4cb3 306 st->st_mode = S_IFCHR;
sam_grove 5:3f93dd1d4cb3 307 return 0;
sam_grove 5:3f93dd1d4cb3 308 }
sam_grove 5:3f93dd1d4cb3 309
sam_grove 5:3f93dd1d4cb3 310 errno = EBADF;
sam_grove 5:3f93dd1d4cb3 311 return -1;
sam_grove 5:3f93dd1d4cb3 312 }
sam_grove 5:3f93dd1d4cb3 313 #endif
sam_grove 5:3f93dd1d4cb3 314
sam_grove 5:3f93dd1d4cb3 315 namespace std {
sam_grove 5:3f93dd1d4cb3 316 extern "C" int remove(const char *path) {
sam_grove 5:3f93dd1d4cb3 317 FilePath fp(path);
sam_grove 5:3f93dd1d4cb3 318 FileSystemLike *fs = fp.fileSystem();
sam_grove 5:3f93dd1d4cb3 319 if (fs == NULL) return -1;
sam_grove 5:3f93dd1d4cb3 320
sam_grove 5:3f93dd1d4cb3 321 return fs->remove(fp.fileName());
sam_grove 5:3f93dd1d4cb3 322 }
sam_grove 5:3f93dd1d4cb3 323
sam_grove 5:3f93dd1d4cb3 324 extern "C" int rename(const char *oldname, const char *newname) {
sam_grove 5:3f93dd1d4cb3 325 return -1;
sam_grove 5:3f93dd1d4cb3 326 }
sam_grove 5:3f93dd1d4cb3 327
sam_grove 5:3f93dd1d4cb3 328 extern "C" char *tmpnam(char *s) {
sam_grove 5:3f93dd1d4cb3 329 return NULL;
sam_grove 5:3f93dd1d4cb3 330 }
sam_grove 5:3f93dd1d4cb3 331
sam_grove 5:3f93dd1d4cb3 332 extern "C" FILE *tmpfile() {
sam_grove 5:3f93dd1d4cb3 333 return NULL;
sam_grove 5:3f93dd1d4cb3 334 }
sam_grove 5:3f93dd1d4cb3 335 } // namespace std
sam_grove 5:3f93dd1d4cb3 336
sam_grove 5:3f93dd1d4cb3 337 #ifdef __ARMCC_VERSION
sam_grove 5:3f93dd1d4cb3 338 extern "C" char *_sys_command_string(char *cmd, int len) {
sam_grove 5:3f93dd1d4cb3 339 return NULL;
sam_grove 5:3f93dd1d4cb3 340 }
sam_grove 5:3f93dd1d4cb3 341 #endif
sam_grove 5:3f93dd1d4cb3 342
sam_grove 5:3f93dd1d4cb3 343 extern "C" DIR *opendir(const char *path) {
sam_grove 5:3f93dd1d4cb3 344 /* root dir is FileSystemLike */
sam_grove 5:3f93dd1d4cb3 345 if (path[0] == '/' && path[1] == 0) {
sam_grove 5:3f93dd1d4cb3 346 return FileSystemLike::opendir();
sam_grove 5:3f93dd1d4cb3 347 }
sam_grove 5:3f93dd1d4cb3 348
sam_grove 5:3f93dd1d4cb3 349 FilePath fp(path);
sam_grove 5:3f93dd1d4cb3 350 FileSystemLike* fs = fp.fileSystem();
sam_grove 5:3f93dd1d4cb3 351 if (fs == NULL) return NULL;
sam_grove 5:3f93dd1d4cb3 352
sam_grove 5:3f93dd1d4cb3 353 return fs->opendir(fp.fileName());
sam_grove 5:3f93dd1d4cb3 354 }
sam_grove 5:3f93dd1d4cb3 355
sam_grove 5:3f93dd1d4cb3 356 extern "C" struct dirent *readdir(DIR *dir) {
sam_grove 5:3f93dd1d4cb3 357 return dir->readdir();
sam_grove 5:3f93dd1d4cb3 358 }
sam_grove 5:3f93dd1d4cb3 359
sam_grove 5:3f93dd1d4cb3 360 extern "C" int closedir(DIR *dir) {
sam_grove 5:3f93dd1d4cb3 361 return dir->closedir();
sam_grove 5:3f93dd1d4cb3 362 }
sam_grove 5:3f93dd1d4cb3 363
sam_grove 5:3f93dd1d4cb3 364 extern "C" void rewinddir(DIR *dir) {
sam_grove 5:3f93dd1d4cb3 365 dir->rewinddir();
sam_grove 5:3f93dd1d4cb3 366 }
sam_grove 5:3f93dd1d4cb3 367
sam_grove 5:3f93dd1d4cb3 368 extern "C" off_t telldir(DIR *dir) {
sam_grove 5:3f93dd1d4cb3 369 return dir->telldir();
sam_grove 5:3f93dd1d4cb3 370 }
sam_grove 5:3f93dd1d4cb3 371
sam_grove 5:3f93dd1d4cb3 372 extern "C" void seekdir(DIR *dir, off_t off) {
sam_grove 5:3f93dd1d4cb3 373 dir->seekdir(off);
sam_grove 5:3f93dd1d4cb3 374 }
sam_grove 5:3f93dd1d4cb3 375
sam_grove 5:3f93dd1d4cb3 376 extern "C" int mkdir(const char *path, mode_t mode) {
sam_grove 5:3f93dd1d4cb3 377 FilePath fp(path);
sam_grove 5:3f93dd1d4cb3 378 FileSystemLike *fs = fp.fileSystem();
sam_grove 5:3f93dd1d4cb3 379 if (fs == NULL) return -1;
sam_grove 5:3f93dd1d4cb3 380
sam_grove 5:3f93dd1d4cb3 381 return fs->mkdir(fp.fileName(), mode);
sam_grove 5:3f93dd1d4cb3 382 }
sam_grove 5:3f93dd1d4cb3 383
sam_grove 5:3f93dd1d4cb3 384 #if defined(TOOLCHAIN_GCC)
sam_grove 5:3f93dd1d4cb3 385 /* prevents the exception handling name demangling code getting pulled in */
sam_grove 5:3f93dd1d4cb3 386 #include "error.h"
sam_grove 5:3f93dd1d4cb3 387 namespace __gnu_cxx {
sam_grove 5:3f93dd1d4cb3 388 void __verbose_terminate_handler() {
sam_grove 5:3f93dd1d4cb3 389 error("Exception");
sam_grove 5:3f93dd1d4cb3 390 }
sam_grove 5:3f93dd1d4cb3 391 }
sam_grove 5:3f93dd1d4cb3 392 extern "C" WEAK void __cxa_pure_virtual(void);
sam_grove 5:3f93dd1d4cb3 393 extern "C" WEAK void __cxa_pure_virtual(void) {
sam_grove 5:3f93dd1d4cb3 394 exit(1);
sam_grove 5:3f93dd1d4cb3 395 }
sam_grove 5:3f93dd1d4cb3 396
sam_grove 5:3f93dd1d4cb3 397 #endif
sam_grove 5:3f93dd1d4cb3 398
sam_grove 5:3f93dd1d4cb3 399 // ****************************************************************************
sam_grove 5:3f93dd1d4cb3 400 // mbed_main is a function that is called before main()
sam_grove 5:3f93dd1d4cb3 401
sam_grove 5:3f93dd1d4cb3 402 extern "C" WEAK void mbed_main(void);
sam_grove 5:3f93dd1d4cb3 403 extern "C" WEAK void mbed_main(void) {
sam_grove 5:3f93dd1d4cb3 404 }
sam_grove 5:3f93dd1d4cb3 405
sam_grove 5:3f93dd1d4cb3 406 #if defined(TOOLCHAIN_ARM)
sam_grove 5:3f93dd1d4cb3 407 extern "C" int $Super$$main(void);
sam_grove 5:3f93dd1d4cb3 408
sam_grove 5:3f93dd1d4cb3 409 extern "C" int $Sub$$main(void) {
sam_grove 5:3f93dd1d4cb3 410 mbed_main();
sam_grove 5:3f93dd1d4cb3 411 return $Super$$main();
sam_grove 5:3f93dd1d4cb3 412 }
sam_grove 5:3f93dd1d4cb3 413 #elif defined(TOOLCHAIN_GCC)
sam_grove 5:3f93dd1d4cb3 414 extern "C" int __real_main(void);
sam_grove 5:3f93dd1d4cb3 415
sam_grove 5:3f93dd1d4cb3 416 extern "C" int __wrap_main(void) {
sam_grove 5:3f93dd1d4cb3 417 mbed_main();
sam_grove 5:3f93dd1d4cb3 418 return __real_main();
sam_grove 5:3f93dd1d4cb3 419 }
sam_grove 5:3f93dd1d4cb3 420 #elif defined(TOOLCHAIN_IAR)
sam_grove 5:3f93dd1d4cb3 421 // IAR doesn't have the $Super/$Sub mechanism of armcc, nor something equivalent
sam_grove 5:3f93dd1d4cb3 422 // to ld's --wrap. It does have a --redirect, but that doesn't help, since redirecting
sam_grove 5:3f93dd1d4cb3 423 // 'main' to another symbol looses the original 'main' symbol. However, its startup
sam_grove 5:3f93dd1d4cb3 424 // code will call a function to setup argc and argv (__iar_argc_argv) if it is defined.
sam_grove 5:3f93dd1d4cb3 425 // Since mbed doesn't use argc/argv, we use this function to call our mbed_main.
sam_grove 5:3f93dd1d4cb3 426 extern "C" void __iar_argc_argv() {
sam_grove 5:3f93dd1d4cb3 427 mbed_main();
sam_grove 5:3f93dd1d4cb3 428 }
sam_grove 5:3f93dd1d4cb3 429 #endif
sam_grove 5:3f93dd1d4cb3 430
sam_grove 5:3f93dd1d4cb3 431 // Provide implementation of _sbrk (low-level dynamic memory allocation
sam_grove 5:3f93dd1d4cb3 432 // routine) for GCC_ARM which compares new heap pointer with MSP instead of
sam_grove 5:3f93dd1d4cb3 433 // SP. This make it compatible with RTX RTOS thread stacks.
sam_grove 5:3f93dd1d4cb3 434 #if defined(TOOLCHAIN_GCC_ARM)
sam_grove 5:3f93dd1d4cb3 435 // Linker defined symbol used by _sbrk to indicate where heap should start.
sam_grove 5:3f93dd1d4cb3 436 extern "C" int __end__;
sam_grove 5:3f93dd1d4cb3 437
sam_grove 5:3f93dd1d4cb3 438 // Turn off the errno macro and use actual global variable instead.
sam_grove 5:3f93dd1d4cb3 439 #undef errno
sam_grove 5:3f93dd1d4cb3 440 extern "C" int errno;
sam_grove 5:3f93dd1d4cb3 441
sam_grove 5:3f93dd1d4cb3 442 // For ARM7 only
sam_grove 5:3f93dd1d4cb3 443 register unsigned char * stack_ptr __asm ("sp");
sam_grove 5:3f93dd1d4cb3 444
sam_grove 5:3f93dd1d4cb3 445 // Dynamic memory allocation related syscall.
sam_grove 5:3f93dd1d4cb3 446 extern "C" caddr_t _sbrk(int incr) {
sam_grove 5:3f93dd1d4cb3 447 static unsigned char* heap = (unsigned char*)&__end__;
sam_grove 5:3f93dd1d4cb3 448 unsigned char* prev_heap = heap;
sam_grove 5:3f93dd1d4cb3 449 unsigned char* new_heap = heap + incr;
sam_grove 5:3f93dd1d4cb3 450
sam_grove 5:3f93dd1d4cb3 451 #if defined(TARGET_ARM7)
sam_grove 5:3f93dd1d4cb3 452 if (new_heap >= stack_ptr) {
sam_grove 5:3f93dd1d4cb3 453 #else
sam_grove 5:3f93dd1d4cb3 454 if (new_heap >= (unsigned char*)__get_MSP()) {
sam_grove 5:3f93dd1d4cb3 455 #endif
sam_grove 5:3f93dd1d4cb3 456 errno = ENOMEM;
sam_grove 5:3f93dd1d4cb3 457 return (caddr_t)-1;
sam_grove 5:3f93dd1d4cb3 458 }
sam_grove 5:3f93dd1d4cb3 459
sam_grove 5:3f93dd1d4cb3 460 heap = new_heap;
sam_grove 5:3f93dd1d4cb3 461 return (caddr_t) prev_heap;
sam_grove 5:3f93dd1d4cb3 462 }
sam_grove 5:3f93dd1d4cb3 463 #endif