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WIP removed lfs parameter to lfs traverse

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This commit is contained in:
Christopher Haster
2018-07-30 14:40:27 -05:00
parent c74bcec184
commit b8290e306c
2 changed files with 11 additions and 12 deletions
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20
lfs.c
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@@ -259,8 +259,7 @@ static int lfs_bd_sync(lfs_t *lfs) {
/// Internal operations predeclared here /// /// Internal operations predeclared here ///
int lfs_fs_traverse(lfs_t *lfs, int lfs_fs_traverse(lfs_t *lfs, int (*cb)(void*, lfs_block_t), void *data);
int (*cb)(lfs_t*, void*, lfs_block_t), void *data);
static int lfs_pred(lfs_t *lfs, const lfs_block_t dir[2], lfs_mdir_t *pdir); static int lfs_pred(lfs_t *lfs, const lfs_block_t dir[2], lfs_mdir_t *pdir);
static int32_t lfs_parent(lfs_t *lfs, const lfs_block_t dir[2], static int32_t lfs_parent(lfs_t *lfs, const lfs_block_t dir[2],
lfs_mdir_t *parent); lfs_mdir_t *parent);
@@ -272,7 +271,8 @@ int lfs_deorphan(lfs_t *lfs);
/// Block allocator /// /// Block allocator ///
static int lfs_alloc_lookahead(lfs_t *lfs, void *p, lfs_block_t block) { static int lfs_alloc_lookahead(void *p, lfs_block_t block) {
lfs_t *lfs = (lfs_t*)p;
lfs_block_t off = ((block - lfs->free.off) lfs_block_t off = ((block - lfs->free.off)
+ lfs->cfg->block_count) % lfs->cfg->block_count; + lfs->cfg->block_count) % lfs->cfg->block_count;
@@ -320,7 +320,7 @@ static int lfs_alloc(lfs_t *lfs, lfs_block_t *block) {
// find mask of free blocks from tree // find mask of free blocks from tree
memset(lfs->free.buffer, 0, lfs->cfg->lookahead/8); memset(lfs->free.buffer, 0, lfs->cfg->lookahead/8);
int err = lfs_fs_traverse(lfs, lfs_alloc_lookahead, NULL); int err = lfs_fs_traverse(lfs, lfs_alloc_lookahead, lfs);
if (err) { if (err) {
return err; return err;
} }
@@ -1768,7 +1768,7 @@ relocate:
static int lfs_ctztraverse(lfs_t *lfs, static int lfs_ctztraverse(lfs_t *lfs,
lfs_cache_t *rcache, const lfs_cache_t *pcache, lfs_cache_t *rcache, const lfs_cache_t *pcache,
lfs_block_t head, lfs_size_t size, lfs_block_t head, lfs_size_t size,
int (*cb)(lfs_t*, void*, lfs_block_t), void *data) { int (*cb)(void*, lfs_block_t), void *data) {
if (size == 0) { if (size == 0) {
return 0; return 0;
} }
@@ -1776,7 +1776,7 @@ static int lfs_ctztraverse(lfs_t *lfs,
lfs_off_t index = lfs_ctzindex(lfs, &(lfs_off_t){size-1}); lfs_off_t index = lfs_ctzindex(lfs, &(lfs_off_t){size-1});
while (true) { while (true) {
int err = cb(lfs, data, head); int err = cb(data, head);
if (err) { if (err) {
return err; return err;
} }
@@ -1795,7 +1795,7 @@ static int lfs_ctztraverse(lfs_t *lfs,
} }
for (int i = 0; i < count-1; i++) { for (int i = 0; i < count-1; i++) {
err = cb(lfs, data, heads[i]); err = cb(data, heads[i]);
if (err) { if (err) {
return err; return err;
} }
@@ -3117,7 +3117,7 @@ int lfs_unmount(lfs_t *lfs) {
/// Internal filesystem filesystem operations /// /// Internal filesystem filesystem operations ///
int lfs_fs_traverse(lfs_t *lfs, int lfs_fs_traverse(lfs_t *lfs,
int (*cb)(lfs_t *lfs, void *data, lfs_block_t block), void *data) { int (*cb)(void *data, lfs_block_t block), void *data) {
if (lfs_pairisnull(lfs->root)) { if (lfs_pairisnull(lfs->root)) {
return 0; return 0;
} }
@@ -3126,7 +3126,7 @@ int lfs_fs_traverse(lfs_t *lfs,
lfs_mdir_t dir = {.tail = {0, 1}}; lfs_mdir_t dir = {.tail = {0, 1}};
while (!lfs_pairisnull(dir.tail)) { while (!lfs_pairisnull(dir.tail)) {
for (int i = 0; i < 2; i++) { for (int i = 0; i < 2; i++) {
int err = cb(lfs, data, dir.tail[i]); int err = cb(data, dir.tail[i]);
if (err) { if (err) {
return err; return err;
} }
@@ -3542,7 +3542,7 @@ int lfs_deorphan(lfs_t *lfs) {
//} //}
// TODO need lfs? // TODO need lfs?
static int lfs_fs_size_count(lfs_t *lfs, void *p, lfs_block_t block) { static int lfs_fs_size_count(void *p, lfs_block_t block) {
lfs_size_t *size = p; lfs_size_t *size = p;
*size += 1; *size += 1;
return 0; return 0;

3
lfs.h
View File

@@ -625,8 +625,7 @@ lfs_ssize_t lfs_fs_size(lfs_t *lfs);
// blocks are in use or how much of the storage is available. // blocks are in use or how much of the storage is available.
// //
// Returns a negative error code on failure. // Returns a negative error code on failure.
// TODO don't pass lfs_t? int lfs_fs_traverse(lfs_t *lfs, int (*cb)(void*, lfs_block_t), void *data);
int lfs_fs_traverse(lfs_t *lfs, int (*cb)(lfs_t*, void*, lfs_block_t), void *data);
#endif #endif