int dirnextl (DIR_ITER *dirState, char *filename, char *longFilename, struct stat *filestat)
{
DIR_STATE_STRUCT* state = (DIR_STATE_STRUCT*) (dirState->dirStruct);
// Make sure we are still using this entry
if (!state->inUse) {
errno = EBADF;
return -1;
}
// Make sure there is another file to report on
if (! state->validEntry) {
errno = ENOENT;
return -1;
}
// Get the filename
strncpy (filename, state->currentEntry.d_name, MAX_FILENAME_LENGTH);
// Get long filename
_FAT_unicode_unicode_to_local( state->currentEntry.unicodeFilename, (u8 *)longFilename );
// Get the stats, if requested
if (filestat != NULL) {
_FAT_directory_entryStat (state->partition, &(state->currentEntry), filestat);
}
// Look for the next entry for use next time
state->validEntry =
_FAT_directory_getNextEntry (state->partition, &(state->currentEntry));
return 0;
}
void fat_seekdir(DIR_STATE_STRUCT *dirp, long int loc)
{
if (!dirp->inUse) {
__REENT._errno = EBADF;
return;
}
if(0 == loc)
{
dirp->posEntry = 0;
}
else if(loc > 0)
{
while(dirp->posEntry < loc)
{
dirp->validEntry = _FAT_directory_getNextEntry (dirp->partition, &(dirp->currentEntry));
dirp->posEntry += 1;
if(!dirp->validEntry) break;
}
}
return;
}
