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vfs.c
00001 00002 #include "mbed.h" // DRB 00003 #include "SDFileSystem.h" // DRB 00004 #include "vfs.h" 00005 } 00006 00007 extern void printit( char *p_buf ); 00008 00009 00010 int *vfs_openfs( void ) 00011 { 00012 // printit( "FTP vfs_openfs" ); 00013 return NULL; 00014 } 00015 00016 00017 vfs_file_t *vfs_open( int *fd, const char *fname, const char *mode ) 00018 { 00019 #if 0 00020 char what[ 40 ]; 00021 00022 // printit( "FTP vfs_open" ); 00023 printit( (char*)fname ); 00024 sprintf( what, "/sd/%s", fname ); 00025 // printit( what ); 00026 return (vfs_file_t *)fopen( what, mode ); 00027 #else 00028 return (vfs_file_t *)fopen( fname, mode ); 00029 #endif 00030 } 00031 00032 00033 ssize_t vfs_read( void *buf,int what, int BufferSize, vfs_file_t *fp ) 00034 { 00035 #if 0 00036 char txt[ 40 ]; 00037 00038 sprintf( txt, "FTP vfs_read,%u", BufferSize ); 00039 printit( txt ); 00040 memset( buf, 0xAA, BufferSize ); 00041 #endif 00042 return fread( buf, 1, BufferSize, (FILE*)fp); 00043 } 00044 00045 00046 int vfs_write( void *buf,int what, int BufferSize, vfs_file_t *fp ) 00047 { 00048 return fwrite( buf, 1, BufferSize, (FILE*)fp); 00049 } 00050 00051 00052 int vfs_eof( vfs_file_t *fp ) 00053 { 00054 //printit( "vfs_eof" ); 00055 return feof( (FILE*)fp ); 00056 // return 0; // not eof 00057 } 00058 00059 00060 int vfs_close( vfs_file_t *fp ) 00061 { 00062 //printit( "vfs_close" ); 00063 if( NULL != fp ) 00064 { 00065 fclose( (FILE*)fp ); 00066 } 00067 else 00068 { 00069 //printit( "vfs_close--opps!!!" ); 00070 } 00071 return 0; 00072 } 00073 00074 00075 int vfs_stat( int *fd, const char *fname, vfs_stat_t *st ) 00076 { 00077 printit( "" ); 00078 printit( (char*)fname ); 00079 st->st_mode = 1; // ok 00080 st->st_size = 123; // file size 00081 return 1; 00082 } 00083 00084 00085 /* 00086 * Find pathname of process's current directory. 00087 * 00088 * Use vfs vnode-to-name reverse cache; if that fails, fall back 00089 * to reading directory contents. 00090 */ 00091 char *vfs_getcwd( int *fd, void *x, int y ) 00092 { 00093 printit( "vfs_getcwd" ); 00094 return (char*)malloc( 123 ); 00095 } 00096 00097 00098 vfs_dir_t *vfs_opendir( int *fd, char *cwd ) 00099 { 00100 printit( "FTP vfs_opendir" ); 00101 return 0; 00102 } 00103 00104 00105 vfs_dirent_t *vfs_readdir( vfs_dir_t *fd ) 00106 { 00107 printit( "FTP vfs_readdir" ); 00108 return 0; 00109 } 00110 00111 00112 int vfs_closedir( vfs_dir_t *fd ) 00113 { 00114 return 0; 00115 } 00116 00117 00118 int vfs_mkdir( int *fd, const char *arg, int mode ) 00119 { 00120 return 0; 00121 } 00122 00123 00124 int vfs_rmdir( int *fd, const char *arg ) 00125 { 00126 return 0; 00127 } 00128 00129 00130 int vfs_rename( int *fd, char *oldname, const char *newname ) 00131 { 00132 return rename( oldname, newname ); 00133 } 00134 00135 00136 int vfs_remove( int *fd, const char *arg ) 00137 { 00138 return remove( arg ); 00139 } 00140 00141 00142 int vfs_chdir( int *fd, const char *arg ) 00143 { 00144 return 0; 00145 } 00146
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