15 int hfs_find_init(struct hfs_btree *tree, struct hfs_find_data *fd)  in hfs_find_init()  argument
19 	fd->tree = tree;  in hfs_find_init()
20 	fd->bnode = NULL;  in hfs_find_init()
24 	fd->search_key = ptr;  in hfs_find_init()
25 	fd->key = ptr + tree->max_key_len + 2;  in hfs_find_init()
32 void hfs_find_exit(struct hfs_find_data *fd)  in hfs_find_exit()  argument
34 	hfs_bnode_put(fd->bnode);  in hfs_find_exit()
35 	kfree(fd->search_key);  in hfs_find_exit()
37 		fd->tree->cnid, __builtin_return_address(0));  in hfs_find_exit()
38 	mutex_unlock(&fd->tree->tree_lock);  in hfs_find_exit()
39 	fd->tree = NULL;  in hfs_find_exit()
43 int __hfs_brec_find(struct hfs_bnode *bnode, struct hfs_find_data *fd)  in __hfs_brec_find()  argument
62 		hfs_bnode_read(bnode, fd->key, off, keylen);  in __hfs_brec_find()
63 		cmpval = bnode->tree->keycmp(fd->key, fd->search_key);  in __hfs_brec_find()
81 		hfs_bnode_read(bnode, fd->key, off, keylen);  in __hfs_brec_find()
84 	fd->record = e;  in __hfs_brec_find()
85 	fd->keyoffset = off;  in __hfs_brec_find()
86 	fd->keylength = keylen;  in __hfs_brec_find()
87 	fd->entryoffset = off + keylen;  in __hfs_brec_find()
88 	fd->entrylength = len - keylen;  in __hfs_brec_find()
95 int hfs_brec_find(struct hfs_find_data *fd)  in hfs_brec_find()  argument
103 	tree = fd->tree;  in hfs_brec_find()
104 	if (fd->bnode)  in hfs_brec_find()
105 		hfs_bnode_put(fd->bnode);  in hfs_brec_find()
106 	fd->bnode = NULL;  in hfs_brec_find()
126 		res = __hfs_brec_find(bnode, fd);  in hfs_brec_find()
129 		if (fd->record < 0)  in hfs_brec_find()
133 		hfs_bnode_read(bnode, &data, fd->entryoffset, 4);  in hfs_brec_find()
137 	fd->bnode = bnode;  in hfs_brec_find()
149 int hfs_brec_read(struct hfs_find_data *fd, void *rec, int rec_len)  in hfs_brec_read()  argument
153 	res = hfs_brec_find(fd);  in hfs_brec_read()
156 	if (fd->entrylength > rec_len)  in hfs_brec_read()
158 	hfs_bnode_read(fd->bnode, rec, fd->entryoffset, fd->entrylength);  in hfs_brec_read()
162 int hfs_brec_goto(struct hfs_find_data *fd, int cnt)  in hfs_brec_goto()  argument
169 	bnode = fd->bnode;  in hfs_brec_goto()
174 		while (cnt > fd->record) {  in hfs_brec_goto()
175 			cnt -= fd->record + 1;  in hfs_brec_goto()
176 			fd->record = bnode->num_recs - 1;  in hfs_brec_goto()
190 		fd->record -= cnt;  in hfs_brec_goto()
192 		while (cnt >= bnode->num_recs - fd->record) {  in hfs_brec_goto()
193 			cnt -= bnode->num_recs - fd->record;  in hfs_brec_goto()
194 			fd->record = 0;  in hfs_brec_goto()
208 		fd->record += cnt;  in hfs_brec_goto()
211 	len = hfs_brec_lenoff(bnode, fd->record, &off);  in hfs_brec_goto()
212 	keylen = hfs_brec_keylen(bnode, fd->record);  in hfs_brec_goto()
217 	fd->keyoffset = off;  in hfs_brec_goto()
218 	fd->keylength = keylen;  in hfs_brec_goto()
219 	fd->entryoffset = off + keylen;  in hfs_brec_goto()
220 	fd->entrylength = len - keylen;  in hfs_brec_goto()
221 	hfs_bnode_read(bnode, fd->key, off, keylen);  in hfs_brec_goto()
223 	fd->bnode = bnode;  in hfs_brec_goto()