static inline int fileio_open_local(struct fileio_internal *fileio)
{
char file_access[4];
switch (fileio->access) {
case FILEIO_READ:
strcpy(file_access, "r");
break;
case FILEIO_WRITE:
strcpy(file_access, "w");
break;
case FILEIO_READWRITE:
strcpy(file_access, "w+");
break;
case FILEIO_APPEND:
strcpy(file_access, "a");
break;
case FILEIO_APPENDREAD:
strcpy(file_access, "a+");
break;
default:
LOG_ERROR("BUG: access neither read, write nor readwrite");
return ERROR_COMMAND_SYNTAX_ERROR;
}
/* win32 always opens in binary mode */
#ifndef _WIN32
if (fileio->type == FILEIO_BINARY)
#endif
strcat(file_access, "b");
fileio->file = open_file_from_path(fileio->url, file_access);
if (!fileio->file) {
LOG_ERROR("couldn't open %s", fileio->url);
return ERROR_FILEIO_OPERATION_FAILED;
}
if ((fileio->access != FILEIO_WRITE) || (fileio->access == FILEIO_READWRITE)) {
/* NB! Here we use fseek() instead of stat(), since stat is a
* more advanced operation that might not apply to e.g. a disk path
* that refers to e.g. a tftp client */
int result, result2;
result = fseek(fileio->file, 0, SEEK_END);
fileio->size = ftell(fileio->file);
result2 = fseek(fileio->file, 0, SEEK_SET);
if ((fileio->size < 0) || (result < 0) || (result2 < 0)) {
fileio_close_local(fileio);
return ERROR_FILEIO_OPERATION_FAILED;
}
} else
fileio->size = 0x0;
return ERROR_OK;
}
int fileio_close(fileio_t *fileio)
{
int retval;
retval = fileio_close_local(fileio);
free(fileio->url);
fileio->url = NULL;
return retval;
}
int fileio_close(struct fileio *fileio_p)
{
int retval;
struct fileio_internal *fileio = fileio_p->fp;
retval = fileio_close_local(fileio);
free(fileio->url);
fileio->url = NULL;
free(fileio);
fileio_p->fp = NULL;
return retval;
}
