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Generated v2 prefixes

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geky-bot
2025-05-15 02:10:27 +00:00
parent 2e1df682c7 16ceb67934
commit df7bdf5df9
14 changed files with 574 additions and 54 deletions
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lfs2.c
+57 -29
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@@ -3932,7 +3932,9 @@ static int lfs2_remove_(lfs2_t *lfs2, const char *path) {
}
lfs2->mlist = dir.next;
if (lfs2_tag_type3(tag) == LFS2_TYPE_DIR) {
if (lfs2_gstate_hasorphans(&lfs2->gstate)) {
LFS2_ASSERT(lfs2_tag_type3(tag) == LFS2_TYPE_DIR);
// fix orphan
err = lfs2_fs_preporphans(lfs2, -1);
if (err) {
@@ -4076,8 +4078,10 @@ static int lfs2_rename_(lfs2_t *lfs2, const char *oldpath, const char *newpath)
}
lfs2->mlist = prevdir.next;
if (prevtag != LFS2_ERR_NOENT
&& lfs2_tag_type3(prevtag) == LFS2_TYPE_DIR) {
if (lfs2_gstate_hasorphans(&lfs2->gstate)) {
LFS2_ASSERT(prevtag != LFS2_ERR_NOENT
&& lfs2_tag_type3(prevtag) == LFS2_TYPE_DIR);
// fix orphan
err = lfs2_fs_preporphans(lfs2, -1);
if (err) {
@@ -5233,40 +5237,64 @@ static int lfs2_fs_gc_(lfs2_t *lfs2) {
#endif
#ifndef LFS2_READONLY
#ifdef LFS2_SHRINKNONRELOCATING
static int lfs2_shrink_checkblock(void *data, lfs2_block_t block) {
lfs2_size_t threshold = *((lfs2_size_t*)data);
if (block >= threshold) {
return LFS2_ERR_NOTEMPTY;
}
return 0;
}
#endif
static int lfs2_fs_grow_(lfs2_t *lfs2, lfs2_size_t block_count) {
int err;
if (block_count == lfs2->block_count) {
return 0;
}
#ifndef LFS2_SHRINKNONRELOCATING
// shrinking is not supported
LFS2_ASSERT(block_count >= lfs2->block_count);
if (block_count > lfs2->block_count) {
lfs2->block_count = block_count;
// fetch the root
lfs2_mdir_t root;
int err = lfs2_dir_fetch(lfs2, &root, lfs2->root);
if (err) {
return err;
}
// update the superblock
lfs2_superblock_t superblock;
lfs2_stag_t tag = lfs2_dir_get(lfs2, &root, LFS2_MKTAG(0x7ff, 0x3ff, 0),
LFS2_MKTAG(LFS2_TYPE_INLINESTRUCT, 0, sizeof(superblock)),
&superblock);
if (tag < 0) {
return tag;
}
lfs2_superblock_fromle32(&superblock);
superblock.block_count = lfs2->block_count;
lfs2_superblock_tole32(&superblock);
err = lfs2_dir_commit(lfs2, &root, LFS2_MKATTRS(
{tag, &superblock}));
#endif
#ifdef LFS2_SHRINKNONRELOCATING
if (block_count < lfs2->block_count) {
err = lfs2_fs_traverse_(lfs2, lfs2_shrink_checkblock, &block_count, true);
if (err) {
return err;
}
}
#endif
lfs2->block_count = block_count;
// fetch the root
lfs2_mdir_t root;
err = lfs2_dir_fetch(lfs2, &root, lfs2->root);
if (err) {
return err;
}
// update the superblock
lfs2_superblock_t superblock;
lfs2_stag_t tag = lfs2_dir_get(lfs2, &root, LFS2_MKTAG(0x7ff, 0x3ff, 0),
LFS2_MKTAG(LFS2_TYPE_INLINESTRUCT, 0, sizeof(superblock)),
&superblock);
if (tag < 0) {
return tag;
}
lfs2_superblock_fromle32(&superblock);
superblock.block_count = lfs2->block_count;
lfs2_superblock_tole32(&superblock);
err = lfs2_dir_commit(lfs2, &root, LFS2_MKATTRS(
{tag, &superblock}));
if (err) {
return err;
}
return 0;
}
#endif