repo2/firmware_legacy/sockit/linuxfile.c
| 309 | markw | #include <stdio.h>
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#include "linuxfile.h"
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#include "simplefile.h"
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#include <sys/stat.h>
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#include <unistd.h>
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char const * file_of(char const * path)
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{
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char const * start = path + strlen(path);
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while (start!=path)
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{
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--start;
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if (*start == '/')
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{
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++start;
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break;
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}
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}
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return start;
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}
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void dir_of(char * dir, char const * path)
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{
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char const * end = file_of(path);
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if (end != path)
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{
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int len = end-path;
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while (len--)
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{
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*dir++ = *path++;
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}
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--dir;
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}
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*dir = '\0';
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return;
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}
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int file_struct_size()
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{
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return sizeof(struct SimpleFile);
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}
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void file_init(struct SimpleFile * file)
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{
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file->file = 0;
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file->name[0] = '\0';
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file->path[0] = '\0';
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}
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char const * file_path(struct SimpleFile * file)
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{
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return &file->path[0];
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}
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char const * file_name(struct SimpleFile * file)
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{
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return &file->name[0];
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}
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enum SimpleFileStatus file_read(struct SimpleFile * file, void * buffer, int bytes, int * bytesread)
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{
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*bytesread = fread(buffer,1,bytes,file->file);
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return SimpleFile_OK;
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}
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enum SimpleFileStatus file_seek(struct SimpleFile * file, int offsetFromStart)
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{
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//printf("file_seek:%d\n",offsetFromStart);
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fseek(file->file,offsetFromStart,SEEK_SET);
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return SimpleFile_OK;
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}
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int file_size(struct SimpleFile * file)
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{
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/* int pos = ftell(file->file);
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fseek(file->file,0L,SEEK_SEND);
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int size = ftell(file->file);
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fseek(file->file,pos,SEEK_SET);*/
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struct stat buf;
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fstat(fileno(file->file),&buf);
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return buf.st_size;
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}
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int file_readonly(struct SimpleFile * file)
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{
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return (0==access(file->path,W_OK)) ? 0 : 1;
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}
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enum SimpleFileStatus file_write(struct SimpleFile * file, void * buffer, int bytes, int * byteswritten)
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{
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//printf("file_write:%d\n",bytes);
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*byteswritten = fwrite(buffer,1,bytes,file->file);
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//printf("written:%d\n",*byteswritten);
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return SimpleFile_OK;
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}
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enum SimpleFileStatus file_write_flush()
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{
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return SimpleFile_OK;
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}
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