return -1;
}
- block = memalign(ARCH_DMA_MINALIGN, cur_dev->blksz);
+ block = malloc_cache_aligned(cur_dev->blksz);
if (block == NULL) {
debug("Error: allocating block\n");
return -1;
mydata->fatbufnum = -1;
mydata->fat_dirty = 0;
- mydata->fatbuf = memalign(ARCH_DMA_MINALIGN, FATBUFSIZE);
+ mydata->fatbuf = malloc_cache_aligned(FATBUFSIZE);
if (mydata->fatbuf == NULL) {
debug("Error: allocating memory\n");
return -1;
itr->fsdata = parent->fsdata;
if (clustnum > 0) {
itr->clust = clustnum;
+ itr->is_root = 0;
} else {
itr->clust = parent->fsdata->root_cluster;
+ itr->is_root = 1;
}
itr->dent = NULL;
itr->remaining = 0;
itr->last_cluster = 0;
- itr->is_root = 0;
}
static void *next_cluster(fat_itr *itr)
int fat_exists(const char *filename)
{
fsdata fsdata;
- fat_itr itrblock, *itr = &itrblock;
+ fat_itr *itr;
int ret;
+ itr = malloc_cache_aligned(sizeof(fat_itr));
+ if (!itr)
+ return 0;
ret = fat_itr_root(itr, &fsdata);
if (ret)
- return 0;
+ goto out;
ret = fat_itr_resolve(itr, filename, TYPE_ANY);
free(fsdata.fatbuf);
+out:
+ free(itr);
return ret == 0;
}
int fat_size(const char *filename, loff_t *size)
{
fsdata fsdata;
- fat_itr itrblock, *itr = &itrblock;
+ fat_itr *itr;
int ret;
+ itr = malloc_cache_aligned(sizeof(fat_itr));
+ if (!itr)
+ return -ENOMEM;
ret = fat_itr_root(itr, &fsdata);
if (ret)
- return ret;
+ goto out_free_itr;
ret = fat_itr_resolve(itr, filename, TYPE_FILE);
if (ret) {
*size = 0;
ret = 0;
}
- goto out;
+ goto out_free_both;
}
*size = FAT2CPU32(itr->dent->size);
-out:
+out_free_both:
free(fsdata.fatbuf);
+out_free_itr:
+ free(itr);
return ret;
}
loff_t maxsize, loff_t *actread)
{
fsdata fsdata;
- fat_itr itrblock, *itr = &itrblock;
+ fat_itr *itr;
int ret;
+ itr = malloc_cache_aligned(sizeof(fat_itr));
+ if (!itr)
+ return -ENOMEM;
ret = fat_itr_root(itr, &fsdata);
if (ret)
- return ret;
+ goto out_free_itr;
ret = fat_itr_resolve(itr, filename, TYPE_FILE);
if (ret)
- goto out;
+ goto out_free_both;
printf("reading %s\n", filename);
ret = get_contents(&fsdata, itr->dent, pos, buffer, maxsize, actread);
-out:
+out_free_both:
free(fsdata.fatbuf);
+out_free_itr:
+ free(itr);
return ret;
}
ret = fat_itr_root(&dir->itr, &dir->fsdata);
if (ret)
- goto fail;
+ goto fail_free_dir;
ret = fat_itr_resolve(&dir->itr, filename, TYPE_DIR);
if (ret)
- goto fail;
+ goto fail_free_both;
*dirsp = (struct fs_dir_stream *)dir;
return 0;
-fail:
+fail_free_both:
free(dir->fsdata.fatbuf);
+fail_free_dir:
free(dir);
return ret;
}