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Diffstat (limited to 'lib/sqfs/src/dir_reader.c')
-rw-r--r--lib/sqfs/src/dir_reader.c41
1 files changed, 23 insertions, 18 deletions
diff --git a/lib/sqfs/src/dir_reader.c b/lib/sqfs/src/dir_reader.c
index 042b93a..6920a7d 100644
--- a/lib/sqfs/src/dir_reader.c
+++ b/lib/sqfs/src/dir_reader.c
@@ -63,21 +63,6 @@ static int dcache_add(sqfs_dir_reader_t *rd,
return rbtree_insert(&rd->dcache, &inum, &ref);
}
-static int dcache_find(sqfs_dir_reader_t *rd, sqfs_u32 inode, sqfs_u64 *ref)
-{
- rbtree_node_t *node;
-
- if (!(rd->flags & SQFS_DIR_READER_DOT_ENTRIES))
- return SQFS_ERROR_NO_ENTRY;
-
- node = rbtree_lookup(&rd->dcache, &inode);
- if (node == NULL)
- return SQFS_ERROR_NO_ENTRY;
-
- *ref = *((sqfs_u64 *)rbtree_node_value(node));
- return 0;
-}
-
static void dir_reader_destroy(sqfs_object_t *obj)
{
sqfs_dir_reader_t *rd = (sqfs_dir_reader_t *)obj;
@@ -208,12 +193,15 @@ int sqfs_dir_reader_open_dir(sqfs_dir_reader_t *rd,
parent = inode->data.dir.parent_inode;
}
- if (dcache_find(rd, inode->base.inode_number, &state->dir_ref))
- return SQFS_ERROR_NO_ENTRY;
+ ret = sqfs_dir_reader_resolve_inum(rd, inode->base.inode_number,
+ &state->dir_ref);
+ if (ret)
+ return ret;
if (state->dir_ref == rd->super.root_inode_ref) {
state->parent_ref = state->dir_ref;
- } else if (dcache_find(rd, parent, &state->parent_ref)) {
+ } else if (sqfs_dir_reader_resolve_inum(rd, parent,
+ &state->parent_ref)) {
return SQFS_ERROR_NO_ENTRY;
}
@@ -291,3 +279,20 @@ int sqfs_dir_reader_get_root_inode(sqfs_dir_reader_t *rd,
{
return sqfs_dir_reader_get_inode(rd, rd->super.root_inode_ref, inode);
}
+
+int sqfs_dir_reader_resolve_inum(sqfs_dir_reader_t *rd,
+ sqfs_u32 inode, sqfs_u64 *ref)
+{
+ rbtree_node_t *node;
+
+ *ref = 0;
+ if (!(rd->flags & SQFS_DIR_READER_DOT_ENTRIES))
+ return SQFS_ERROR_NO_ENTRY;
+
+ node = rbtree_lookup(&rd->dcache, &inode);
+ if (node == NULL)
+ return SQFS_ERROR_NO_ENTRY;
+
+ *ref = *((sqfs_u64 *)rbtree_node_value(node));
+ return 0;
+}