diff options
Diffstat (limited to 'ubifs-utils/libubifs')
| -rw-r--r-- | ubifs-utils/libubifs/key.h | 109 |
1 files changed, 29 insertions, 80 deletions
diff --git a/ubifs-utils/libubifs/key.h b/ubifs-utils/libubifs/key.h index 8142d9d..0a35c6b 100644 --- a/ubifs-utils/libubifs/key.h +++ b/ubifs-utils/libubifs/key.h @@ -87,7 +87,7 @@ static inline uint32_t key_test_hash(const char *str, int len) * @key: key to initialize * @inum: inode number */ -static inline void ino_key_init(const struct ubifs_info *c, +static inline void ino_key_init(__unused const struct ubifs_info *c, union ubifs_key *key, ino_t inum) { key->u32[0] = inum; @@ -100,8 +100,8 @@ static inline void ino_key_init(const struct ubifs_info *c, * @k: key to initialize * @inum: inode number */ -static inline void ino_key_init_flash(const struct ubifs_info *c, void *k, - ino_t inum) +static inline void ino_key_init_flash(__unused const struct ubifs_info *c, + void *k, ino_t inum) { union ubifs_key *key = k; @@ -116,8 +116,8 @@ static inline void ino_key_init_flash(const struct ubifs_info *c, void *k, * @key: key to initialize * @inum: inode number */ -static inline void lowest_ino_key(const struct ubifs_info *c, - union ubifs_key *key, ino_t inum) +static inline void lowest_ino_key(__unused const struct ubifs_info *c, + union ubifs_key *key, ino_t inum) { key->u32[0] = inum; key->u32[1] = 0; @@ -129,8 +129,8 @@ static inline void lowest_ino_key(const struct ubifs_info *c, * @key: key to initialize * @inum: inode number */ -static inline void highest_ino_key(const struct ubifs_info *c, - union ubifs_key *key, ino_t inum) +static inline void highest_ino_key(__unused const struct ubifs_info *c, + union ubifs_key *key, ino_t inum) { key->u32[0] = inum; key->u32[1] = 0xffffffff; @@ -172,40 +172,6 @@ static inline void dent_key_init_hash(const struct ubifs_info *c, } /** - * dent_key_init_flash - initialize on-flash directory entry key. - * @c: UBIFS file-system description object - * @k: key to initialize - * @inum: parent inode number - * @nm: direntry name and length - */ -static inline void dent_key_init_flash(const struct ubifs_info *c, void *k, - ino_t inum, - const struct fscrypt_name *nm) -{ - union ubifs_key *key = k; - uint32_t hash = c->key_hash(fname_name(nm), fname_len(nm)); - - ubifs_assert(c, !(hash & ~UBIFS_S_KEY_HASH_MASK)); - key->j32[0] = cpu_to_le32(inum); - key->j32[1] = cpu_to_le32(hash | - (UBIFS_DENT_KEY << UBIFS_S_KEY_HASH_BITS)); - memset(k + 8, 0, UBIFS_MAX_KEY_LEN - 8); -} - -/** - * lowest_dent_key - get the lowest possible directory entry key. - * @c: UBIFS file-system description object - * @key: where to store the lowest key - * @inum: parent inode number - */ -static inline void lowest_dent_key(const struct ubifs_info *c, - union ubifs_key *key, ino_t inum) -{ - key->u32[0] = inum; - key->u32[1] = UBIFS_DENT_KEY << UBIFS_S_KEY_HASH_BITS; -} - -/** * xent_key_init - initialize extended attribute entry key. * @c: UBIFS file-system description object * @key: key to initialize @@ -224,32 +190,12 @@ static inline void xent_key_init(const struct ubifs_info *c, } /** - * xent_key_init_flash - initialize on-flash extended attribute entry key. - * @c: UBIFS file-system description object - * @k: key to initialize - * @inum: host inode number - * @nm: extended attribute entry name and length - */ -static inline void xent_key_init_flash(const struct ubifs_info *c, void *k, - ino_t inum, const struct fscrypt_name *nm) -{ - union ubifs_key *key = k; - uint32_t hash = c->key_hash(fname_name(nm), fname_len(nm)); - - ubifs_assert(c, !(hash & ~UBIFS_S_KEY_HASH_MASK)); - key->j32[0] = cpu_to_le32(inum); - key->j32[1] = cpu_to_le32(hash | - (UBIFS_XENT_KEY << UBIFS_S_KEY_HASH_BITS)); - memset(k + 8, 0, UBIFS_MAX_KEY_LEN - 8); -} - -/** * lowest_xent_key - get the lowest possible extended attribute entry key. * @c: UBIFS file-system description object * @key: where to store the lowest key * @inum: host inode number */ -static inline void lowest_xent_key(const struct ubifs_info *c, +static inline void lowest_xent_key(__unused const struct ubifs_info *c, union ubifs_key *key, ino_t inum) { key->u32[0] = inum; @@ -279,7 +225,7 @@ static inline void data_key_init(const struct ubifs_info *c, * @inum: inode number */ static inline void highest_data_key(const struct ubifs_info *c, - union ubifs_key *key, ino_t inum) + union ubifs_key *key, ino_t inum) { data_key_init(c, key, inum, UBIFS_S_KEY_BLOCK_MASK); } @@ -293,7 +239,7 @@ static inline void highest_data_key(const struct ubifs_info *c, * Note, UBIFS does not have truncation keys on the media and this function is * only used for purposes of replay. */ -static inline void trun_key_init(const struct ubifs_info *c, +static inline void trun_key_init(__unused const struct ubifs_info *c, union ubifs_key *key, ino_t inum) { key->u32[0] = inum; @@ -307,7 +253,7 @@ static inline void trun_key_init(const struct ubifs_info *c, * * This is a helper function which marks a @key object as invalid. */ -static inline void invalid_key_init(const struct ubifs_info *c, +static inline void invalid_key_init(__unused const struct ubifs_info *c, union ubifs_key *key) { key->u32[0] = 0xDEADBEAF; @@ -319,7 +265,7 @@ static inline void invalid_key_init(const struct ubifs_info *c, * @c: UBIFS file-system description object * @key: key to get type of */ -static inline int key_type(const struct ubifs_info *c, +static inline int key_type(__unused const struct ubifs_info *c, const union ubifs_key *key) { return key->u32[1] >> UBIFS_S_KEY_BLOCK_BITS; @@ -330,7 +276,8 @@ static inline int key_type(const struct ubifs_info *c, * @c: UBIFS file-system description object * @k: key to get type of */ -static inline int key_type_flash(const struct ubifs_info *c, const void *k) +static inline int key_type_flash(__unused const struct ubifs_info *c, + const void *k) { const union ubifs_key *key = k; @@ -342,7 +289,7 @@ static inline int key_type_flash(const struct ubifs_info *c, const void *k) * @c: UBIFS file-system description object * @k: key to fetch inode number from */ -static inline ino_t key_inum(const struct ubifs_info *c, const void *k) +static inline ino_t key_inum(__unused const struct ubifs_info *c, const void *k) { const union ubifs_key *key = k; @@ -354,7 +301,8 @@ static inline ino_t key_inum(const struct ubifs_info *c, const void *k) * @c: UBIFS file-system description object * @k: key to fetch inode number from */ -static inline ino_t key_inum_flash(const struct ubifs_info *c, const void *k) +static inline ino_t key_inum_flash(__unused const struct ubifs_info *c, + const void *k) { const union ubifs_key *key = k; @@ -366,7 +314,7 @@ static inline ino_t key_inum_flash(const struct ubifs_info *c, const void *k) * @c: UBIFS file-system description object * @key: the key to get hash from */ -static inline uint32_t key_hash(const struct ubifs_info *c, +static inline uint32_t key_hash(__unused const struct ubifs_info *c, const union ubifs_key *key) { return key->u32[1] & UBIFS_S_KEY_HASH_MASK; @@ -377,7 +325,8 @@ static inline uint32_t key_hash(const struct ubifs_info *c, * @c: UBIFS file-system description object * @k: the key to get hash from */ -static inline uint32_t key_hash_flash(const struct ubifs_info *c, const void *k) +static inline uint32_t key_hash_flash(__unused const struct ubifs_info *c, + const void *k) { const union ubifs_key *key = k; @@ -389,7 +338,7 @@ static inline uint32_t key_hash_flash(const struct ubifs_info *c, const void *k) * @c: UBIFS file-system description object * @key: the key to get the block number from */ -static inline unsigned int key_block(const struct ubifs_info *c, +static inline unsigned int key_block(__unused const struct ubifs_info *c, const union ubifs_key *key) { return key->u32[1] & UBIFS_S_KEY_BLOCK_MASK; @@ -400,7 +349,7 @@ static inline unsigned int key_block(const struct ubifs_info *c, * @c: UBIFS file-system description object * @k: the key to get the block number from */ -static inline unsigned int key_block_flash(const struct ubifs_info *c, +static inline unsigned int key_block_flash(__unused const struct ubifs_info *c, const void *k) { const union ubifs_key *key = k; @@ -414,8 +363,8 @@ static inline unsigned int key_block_flash(const struct ubifs_info *c, * @from: the key to transform * @to: the key to store the result */ -static inline void key_read(const struct ubifs_info *c, const void *from, - union ubifs_key *to) +static inline void key_read(__unused const struct ubifs_info *c, + const void *from, union ubifs_key *to) { const union ubifs_key *f = from; @@ -429,7 +378,7 @@ static inline void key_read(const struct ubifs_info *c, const void *from, * @from: the key to transform * @to: the key to store the result */ -static inline void key_write(const struct ubifs_info *c, +static inline void key_write(__unused const struct ubifs_info *c, const union ubifs_key *from, void *to) { union ubifs_key *t = to; @@ -445,7 +394,7 @@ static inline void key_write(const struct ubifs_info *c, * @from: the key to transform * @to: the key to store the result */ -static inline void key_write_idx(const struct ubifs_info *c, +static inline void key_write_idx(__unused const struct ubifs_info *c, const union ubifs_key *from, void *to) { union ubifs_key *t = to; @@ -460,7 +409,7 @@ static inline void key_write_idx(const struct ubifs_info *c, * @from: the key to copy from * @to: the key to copy to */ -static inline void key_copy(const struct ubifs_info *c, +static inline void key_copy(__unused const struct ubifs_info *c, const union ubifs_key *from, union ubifs_key *to) { to->u64[0] = from->u64[0]; @@ -475,7 +424,7 @@ static inline void key_copy(const struct ubifs_info *c, * This function compares 2 keys and returns %-1 if @key1 is less than * @key2, %0 if the keys are equivalent and %1 if @key1 is greater than @key2. */ -static inline int keys_cmp(const struct ubifs_info *c, +static inline int keys_cmp(__unused const struct ubifs_info *c, const union ubifs_key *key1, const union ubifs_key *key2) { @@ -500,7 +449,7 @@ static inline int keys_cmp(const struct ubifs_info *c, * This function compares 2 keys and returns %1 if @key1 is equal to @key2 and * %0 if not. */ -static inline int keys_eq(const struct ubifs_info *c, +static inline int keys_eq(__unused const struct ubifs_info *c, const union ubifs_key *key1, const union ubifs_key *key2) { |