if (bname) {
while ((*bname) && (i < (YAFFS_MAX_NAME_LENGTH/2))) {
-#ifdef CONFIG_YAFFS_CASE_INSENSITIVE
- sum += yaffs_toupper(*bname) * i;
-#else
- sum += (*bname) * i;
-#endif
+ /* 0x1f mask is case insensitive */
+ sum += ((*bname) & 0x1f) * i;
i++;
bname++;
}
return -1;
}
-#if 0
-/* Experimental code not being used yet. Might speed up file deletion */
-/* DeleteWorker scans backwards through the tnode tree and deletes all the
- * chunks and tnodes in the file.
- * Returns 1 if the tree was deleted.
- * Returns 0 if it stopped early due to hitting the limit and the delete is incomplete.
- */
-
-static int yaffs_del_worker(yaffs_obj_t *in, yaffs_tnode_t *tn, __u32 level,
- int chunk_offset, int *limit)
-{
- int i;
- int inode_chunk;
- int the_chunk;
- yaffs_ext_tags tags;
- int found_chunk;
- yaffs_dev_t *dev = in->my_dev;
-
- int all_done = 1;
-
- if (tn) {
- if (level > 0) {
- for (i = YAFFS_NTNODES_INTERNAL - 1; all_done && i >= 0;
- i--) {
- if (tn->internal[i]) {
- if (limit && (*limit) < 0) {
- all_done = 0;
- } else {
- all_done =
- yaffs_del_worker(in,
- tn->
- internal
- [i],
- level -
- 1,
- (chunk_offset
- <<
- YAFFS_TNODES_INTERNAL_BITS)
- + i,
- limit);
- }
- if (all_done) {
- yaffs_free_tnode(dev,
- tn->
- internal[i]);
- tn->internal[i] = NULL;
- }
- }
- }
- return (all_done) ? 1 : 0;
- } else if (level == 0) {
- int hit_limit = 0;
-
- for (i = YAFFS_NTNODES_LEVEL0 - 1; i >= 0 && !hit_limit;
- i--) {
- the_chunk = yaffs_get_group_base(dev, tn, i);
- if (the_chunk) {
-
- inode_chunk = (chunk_offset <<
- YAFFS_TNODES_LEVEL0_BITS) + i;
-
- found_chunk =
- yaffs_find_chunk_in_group(dev,
- the_chunk,
- &tags,
- in->obj_id,
- inode_chunk);
-
- if (found_chunk > 0) {
- yaffs_chunk_del(dev,
- found_chunk, 1,
- __LINE__);
- in->n_data_chunks--;
- if (limit) {
- *limit = *limit - 1;
- if (*limit <= 0)
- hit_limit = 1;
- }
-
- }
-
- yaffs_load_tnode_0(dev, tn, i, 0);
- }
-
- }
- return (i < 0) ? 1 : 0;
-
- }
-
- }
-
- return 1;
-
-}
-
-#endif
static void yaffs_soft_del_chunk(yaffs_dev_t *dev, int chunk)
{
dev = in->my_dev;
-#if 0
- T(YAFFS_TRACE_SCAN, (TSTR("details for object %d %s loaded" TENDSTR),
- in->obj_id,
- in->lazy_loaded ? "not yet" : "already"));
-#endif
-
if (in->lazy_loaded && in->hdr_chunk > 0) {
in->lazy_loaded = 0;
chunk_data = yaffs_get_temp_buffer(dev, __LINE__);
}
-#if 0
-int yaffs_ApplyToDirectoryChildren(yaffs_obj_t *the_dir,
- int (*fn) (yaffs_obj_t *))
-{
- struct ylist_head *i;
- yaffs_obj_t *l;
-
- if (!the_dir) {
- T(YAFFS_TRACE_ALWAYS,
- (TSTR
- ("tragedy: yaffs_find_by_name: null pointer directory"
- TENDSTR)));
- YBUG();
- return YAFFS_FAIL;
- }
- if (the_dir->variant_type != YAFFS_OBJECT_TYPE_DIRECTORY) {
- T(YAFFS_TRACE_ALWAYS,
- (TSTR
- ("tragedy: yaffs_find_by_name: non-directory" TENDSTR)));
- YBUG();
- return YAFFS_FAIL;
- }
-
- ylist_for_each(i, &the_dir->variant.dir_variant.children) {
- if (i) {
- l = ylist_entry(i, yaffs_obj_t, siblings);
- if (l && !fn(l))
- return YAFFS_FAIL;
- }
- }
-
- return YAFFS_OK;
-
-}
-#endif
-
/* GetEquivalentObject dereferences any hard links to get to the
* actual object.
*/
return yaffs_do_xattrib_fetch(obj, NULL, buffer,size);
}
-
-
-#if 0
-int yaffs_dump_obj(yaffs_obj_t *obj)
-{
- YCHAR name[257];
-
- yaffs_get_obj_name(obj, name, YAFFS_MAX_NAME_LENGTH + 1);
-
- T(YAFFS_TRACE_ALWAYS,
- (TSTR
- ("Object %d, inode %d \"%s\"\n dirty %d valid %d serial %d sum %d"
- " chunk %d type %d size %d\n"
- TENDSTR), obj->obj_id, yaffs_get_obj_inode(obj), name,
- obj->dirty, obj->valid, obj->serial, obj->sum, obj->hdr_chunk,
- yaffs_get_obj_type(obj), yaffs_get_obj_length(obj)));
-
- return YAFFS_OK;
-}
-#endif
-
/*---------------------------- Initialisation code -------------------------------------- */
-static int yaffs_cehck_dev_fns(const yaffs_dev_t *dev)
+static int yaffs_check_dev_fns(const yaffs_dev_t *dev)
{
/* Common functions, gotta have */
dev->data_bytes_per_chunk = dev->param.total_bytes_per_chunk;
/* Got the right mix of functions? */
- if (!yaffs_cehck_dev_fns(dev)) {
+ if (!yaffs_check_dev_fns(dev)) {
/* Function missing */
T(YAFFS_TRACE_ALWAYS,
(TSTR
int blocks_for_checkpt;
int i;
-#if 1
n_free = dev->n_free_chunks;
-#else
- n_free = yaffs_count_free_chunks(dev);
-#endif
-
n_free += dev->n_deleted_files;
/* Now count the number of dirty chunks in the cache and subtract those */
projects / yaffs2.git / blobdiff