Lines Matching +full:1 +full:c
4 * Copyright (C) 2006-2008 Nokia Corporation.
38 * Lot's of the key helpers require a struct ubifs_info *c as the first parameter.
40 * different c->key_format. But right now, there is only one key type, UBIFS_SIMPLE_KEY_FMT.
50 * We use hash values as offset in directories, so values %0 and %1 are
98 * @c: UBIFS file-system description object
102 static inline void ino_key_init(const struct ubifs_info *c, in ino_key_init() argument
106 key->u32[1] = UBIFS_INO_KEY << UBIFS_S_KEY_BLOCK_BITS; in ino_key_init()
111 * @c: UBIFS file-system description object
115 static inline void ino_key_init_flash(const struct ubifs_info *c, void *k, in ino_key_init_flash() argument
121 key->j32[1] = cpu_to_le32(UBIFS_INO_KEY << UBIFS_S_KEY_BLOCK_BITS); in ino_key_init_flash()
127 * @c: UBIFS file-system description object
131 static inline void lowest_ino_key(const struct ubifs_info *c, in lowest_ino_key() argument
135 key->u32[1] = 0; in lowest_ino_key()
140 * @c: UBIFS file-system description object
144 static inline void highest_ino_key(const struct ubifs_info *c, in highest_ino_key() argument
148 key->u32[1] = 0xffffffff; in highest_ino_key()
153 * @c: UBIFS file-system description object
158 static inline void dent_key_init(const struct ubifs_info *c, in dent_key_init() argument
162 uint32_t hash = c->key_hash(fname_name(nm), fname_len(nm)); in dent_key_init()
164 ubifs_assert(c, !(hash & ~UBIFS_S_KEY_HASH_MASK)); in dent_key_init()
165 ubifs_assert(c, !nm->hash && !nm->minor_hash); in dent_key_init()
167 key->u32[1] = hash | (UBIFS_DENT_KEY << UBIFS_S_KEY_HASH_BITS); in dent_key_init()
173 * @c: UBIFS file-system description object
178 static inline void dent_key_init_hash(const struct ubifs_info *c, in dent_key_init_hash() argument
182 ubifs_assert(c, !(hash & ~UBIFS_S_KEY_HASH_MASK)); in dent_key_init_hash()
184 key->u32[1] = hash | (UBIFS_DENT_KEY << UBIFS_S_KEY_HASH_BITS); in dent_key_init_hash()
189 * @c: UBIFS file-system description object
194 static inline void dent_key_init_flash(const struct ubifs_info *c, void *k, in dent_key_init_flash() argument
199 uint32_t hash = c->key_hash(fname_name(nm), fname_len(nm)); in dent_key_init_flash()
201 ubifs_assert(c, !(hash & ~UBIFS_S_KEY_HASH_MASK)); in dent_key_init_flash()
203 key->j32[1] = cpu_to_le32(hash | in dent_key_init_flash()
210 * @c: UBIFS file-system description object
214 static inline void lowest_dent_key(const struct ubifs_info *c, in lowest_dent_key() argument
218 key->u32[1] = UBIFS_DENT_KEY << UBIFS_S_KEY_HASH_BITS; in lowest_dent_key()
223 * @c: UBIFS file-system description object
228 static inline void xent_key_init(const struct ubifs_info *c, in xent_key_init() argument
232 uint32_t hash = c->key_hash(fname_name(nm), fname_len(nm)); in xent_key_init()
234 ubifs_assert(c, !(hash & ~UBIFS_S_KEY_HASH_MASK)); in xent_key_init()
236 key->u32[1] = hash | (UBIFS_XENT_KEY << UBIFS_S_KEY_HASH_BITS); in xent_key_init()
241 * @c: UBIFS file-system description object
246 static inline void xent_key_init_flash(const struct ubifs_info *c, void *k, in xent_key_init_flash() argument
250 uint32_t hash = c->key_hash(fname_name(nm), fname_len(nm)); in xent_key_init_flash()
252 ubifs_assert(c, !(hash & ~UBIFS_S_KEY_HASH_MASK)); in xent_key_init_flash()
254 key->j32[1] = cpu_to_le32(hash | in xent_key_init_flash()
261 * @c: UBIFS file-system description object
265 static inline void lowest_xent_key(const struct ubifs_info *c, in lowest_xent_key() argument
269 key->u32[1] = UBIFS_XENT_KEY << UBIFS_S_KEY_HASH_BITS; in lowest_xent_key()
274 * @c: UBIFS file-system description object
279 static inline void data_key_init(const struct ubifs_info *c, in data_key_init() argument
283 ubifs_assert(c, !(block & ~UBIFS_S_KEY_BLOCK_MASK)); in data_key_init()
285 key->u32[1] = block | (UBIFS_DATA_KEY << UBIFS_S_KEY_BLOCK_BITS); in data_key_init()
290 * @c: UBIFS file-system description object
294 static inline void highest_data_key(const struct ubifs_info *c, in highest_data_key() argument
297 data_key_init(c, key, inum, UBIFS_S_KEY_BLOCK_MASK); in highest_data_key()
302 * @c: UBIFS file-system description object
309 static inline void trun_key_init(const struct ubifs_info *c, in trun_key_init() argument
313 key->u32[1] = UBIFS_TRUN_KEY << UBIFS_S_KEY_BLOCK_BITS; in trun_key_init()
318 * @c: UBIFS file-system description object
323 static inline void invalid_key_init(const struct ubifs_info *c, in invalid_key_init() argument
327 key->u32[1] = UBIFS_INVALID_KEY; in invalid_key_init()
332 * @c: UBIFS file-system description object
335 static inline int key_type(const struct ubifs_info *c, in key_type() argument
338 return key->u32[1] >> UBIFS_S_KEY_BLOCK_BITS; in key_type()
343 * @c: UBIFS file-system description object
346 static inline int key_type_flash(const struct ubifs_info *c, const void *k) in key_type_flash() argument
350 return le32_to_cpu(key->j32[1]) >> UBIFS_S_KEY_BLOCK_BITS; in key_type_flash()
355 * @c: UBIFS file-system description object
358 static inline ino_t key_inum(const struct ubifs_info *c, const void *k) in key_inum() argument
367 * @c: UBIFS file-system description object
370 static inline ino_t key_inum_flash(const struct ubifs_info *c, const void *k) in key_inum_flash() argument
379 * @c: UBIFS file-system description object
382 static inline uint32_t key_hash(const struct ubifs_info *c, in key_hash() argument
385 return key->u32[1] & UBIFS_S_KEY_HASH_MASK; in key_hash()
390 * @c: UBIFS file-system description object
393 static inline uint32_t key_hash_flash(const struct ubifs_info *c, const void *k) in key_hash_flash() argument
397 return le32_to_cpu(key->j32[1]) & UBIFS_S_KEY_HASH_MASK; in key_hash_flash()
402 * @c: UBIFS file-system description object
405 static inline unsigned int key_block(const struct ubifs_info *c, in key_block() argument
408 return key->u32[1] & UBIFS_S_KEY_BLOCK_MASK; in key_block()
413 * @c: UBIFS file-system description object
416 static inline unsigned int key_block_flash(const struct ubifs_info *c, in key_block_flash() argument
421 return le32_to_cpu(key->j32[1]) & UBIFS_S_KEY_BLOCK_MASK; in key_block_flash()
426 * @c: UBIFS file-system description object
430 static inline void key_read(const struct ubifs_info *c, const void *from, in key_read() argument
436 to->u32[1] = le32_to_cpu(f->j32[1]); in key_read()
441 * @c: UBIFS file-system description object
445 static inline void key_write(const struct ubifs_info *c, in key_write() argument
451 t->j32[1] = cpu_to_le32(from->u32[1]); in key_write()
457 * @c: UBIFS file-system description object
461 static inline void key_write_idx(const struct ubifs_info *c, in key_write_idx() argument
467 t->j32[1] = cpu_to_le32(from->u32[1]); in key_write_idx()
472 * @c: UBIFS file-system description object
476 static inline void key_copy(const struct ubifs_info *c, in key_copy() argument
484 * @c: UBIFS file-system description object
488 * This function compares 2 keys and returns %-1 if @key1 is less than
489 * @key2, %0 if the keys are equivalent and %1 if @key1 is greater than @key2.
491 static inline int keys_cmp(const struct ubifs_info *c, in keys_cmp() argument
496 return -1; in keys_cmp()
498 return 1; in keys_cmp()
499 if (key1->u32[1] < key2->u32[1]) in keys_cmp()
500 return -1; in keys_cmp()
501 if (key1->u32[1] > key2->u32[1]) in keys_cmp()
502 return 1; in keys_cmp()
509 * @c: UBIFS file-system description object
513 * This function compares 2 keys and returns %1 if @key1 is equal to @key2 and
516 static inline int keys_eq(const struct ubifs_info *c, in keys_eq() argument
522 if (key1->u32[1] != key2->u32[1]) in keys_eq()
524 return 1; in keys_eq()
529 * @c: UBIFS file-system description object
532 * This function returns %1 if @key is a hashed key or %0 otherwise.
534 static inline int is_hash_key(const struct ubifs_info *c, in is_hash_key() argument
537 int type = key_type(c, key); in is_hash_key()
544 * @c: UBIFS file-system description object
546 static inline unsigned long long key_max_inode_size(const struct ubifs_info *c) in key_max_inode_size() argument
548 switch (c->key_fmt) { in key_max_inode_size()
550 return (1ULL << UBIFS_S_KEY_BLOCK_BITS) * UBIFS_BLOCK_SIZE; in key_max_inode_size()