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Commit f1ddcaf3 authored by Herbert Xu's avatar Herbert Xu
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[CRYPTO] api: Remove deprecated interface 

This patch removes the old cipher interface and related code.
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent ba8da2a9
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Showing with 17 additions and 663 deletions
crypto/algapi.c
View file @ f1ddcaf3
...@@ -396,7 +396,7 @@ struct crypto_tfm *crypto_spawn_tfm(struct crypto_spawn *spawn) ...@@ -396,7 +396,7 @@ struct crypto_tfm *crypto_spawn_tfm(struct crypto_spawn *spawn)
return ERR_PTR(-EAGAIN); return ERR_PTR(-EAGAIN);
} }
tfm = __crypto_alloc_tfm(alg, 0); tfm = __crypto_alloc_tfm(alg);
if (IS_ERR(tfm)) if (IS_ERR(tfm))
crypto_mod_put(alg); crypto_mod_put(alg);
......
crypto/api.c
View file @ f1ddcaf3
...@@ -212,25 +212,6 @@ struct crypto_alg *crypto_alg_mod_lookup(const char *name, u32 type, u32 mask) ...@@ -212,25 +212,6 @@ struct crypto_alg *crypto_alg_mod_lookup(const char *name, u32 type, u32 mask)
} }
EXPORT_SYMBOL_GPL(crypto_alg_mod_lookup); EXPORT_SYMBOL_GPL(crypto_alg_mod_lookup);
static int crypto_init_flags(struct crypto_tfm *tfm, u32 flags)
{
tfm->crt_flags = flags & CRYPTO_TFM_REQ_MASK;
flags &= ~CRYPTO_TFM_REQ_MASK;
switch (crypto_tfm_alg_type(tfm)) {
case CRYPTO_ALG_TYPE_CIPHER:
return crypto_init_cipher_flags(tfm, flags);
case CRYPTO_ALG_TYPE_DIGEST:
return crypto_init_digest_flags(tfm, flags);
case CRYPTO_ALG_TYPE_COMPRESS:
return crypto_init_compress_flags(tfm, flags);
}
return 0;
}
static int crypto_init_ops(struct crypto_tfm *tfm) static int crypto_init_ops(struct crypto_tfm *tfm)
{ {
const struct crypto_type *type = tfm->__crt_alg->cra_type; const struct crypto_type *type = tfm->__crt_alg->cra_type;
...@@ -285,7 +266,7 @@ static void crypto_exit_ops(struct crypto_tfm *tfm) ...@@ -285,7 +266,7 @@ static void crypto_exit_ops(struct crypto_tfm *tfm)
} }
} }
static unsigned int crypto_ctxsize(struct crypto_alg *alg, int flags) static unsigned int crypto_ctxsize(struct crypto_alg *alg)
{ {
const struct crypto_type *type = alg->cra_type; const struct crypto_type *type = alg->cra_type;
unsigned int len; unsigned int len;
...@@ -299,15 +280,15 @@ static unsigned int crypto_ctxsize(struct crypto_alg *alg, int flags) ...@@ -299,15 +280,15 @@ static unsigned int crypto_ctxsize(struct crypto_alg *alg, int flags)
BUG(); BUG();
case CRYPTO_ALG_TYPE_CIPHER: case CRYPTO_ALG_TYPE_CIPHER:
len += crypto_cipher_ctxsize(alg, flags); len += crypto_cipher_ctxsize(alg);
break; break;
case CRYPTO_ALG_TYPE_DIGEST: case CRYPTO_ALG_TYPE_DIGEST:
len += crypto_digest_ctxsize(alg, flags); len += crypto_digest_ctxsize(alg);
break; break;
case CRYPTO_ALG_TYPE_COMPRESS: case CRYPTO_ALG_TYPE_COMPRESS:
len += crypto_compress_ctxsize(alg, flags); len += crypto_compress_ctxsize(alg);
break; break;
} }
...@@ -322,23 +303,19 @@ void crypto_shoot_alg(struct crypto_alg *alg) ...@@ -322,23 +303,19 @@ void crypto_shoot_alg(struct crypto_alg *alg)
} }
EXPORT_SYMBOL_GPL(crypto_shoot_alg); EXPORT_SYMBOL_GPL(crypto_shoot_alg);
struct crypto_tfm *__crypto_alloc_tfm(struct crypto_alg *alg, u32 flags) struct crypto_tfm *__crypto_alloc_tfm(struct crypto_alg *alg)
{ {
struct crypto_tfm *tfm = NULL; struct crypto_tfm *tfm = NULL;
unsigned int tfm_size; unsigned int tfm_size;
int err = -ENOMEM; int err = -ENOMEM;
tfm_size = sizeof(*tfm) + crypto_ctxsize(alg, flags); tfm_size = sizeof(*tfm) + crypto_ctxsize(alg);
tfm = kzalloc(tfm_size, GFP_KERNEL); tfm = kzalloc(tfm_size, GFP_KERNEL);
if (tfm == NULL) if (tfm == NULL)
goto out_err; goto out_err;
tfm->__crt_alg = alg; tfm->__crt_alg = alg;
err = crypto_init_flags(tfm, flags);
if (err)
goto out_free_tfm;
err = crypto_init_ops(tfm); err = crypto_init_ops(tfm);
if (err) if (err)
goto out_free_tfm; goto out_free_tfm;
...@@ -362,31 +339,6 @@ struct crypto_tfm *__crypto_alloc_tfm(struct crypto_alg *alg, u32 flags) ...@@ -362,31 +339,6 @@ struct crypto_tfm *__crypto_alloc_tfm(struct crypto_alg *alg, u32 flags)
} }
EXPORT_SYMBOL_GPL(__crypto_alloc_tfm); EXPORT_SYMBOL_GPL(__crypto_alloc_tfm);
struct crypto_tfm *crypto_alloc_tfm(const char *name, u32 flags)
{
struct crypto_tfm *tfm = NULL;
int err;
do {
struct crypto_alg *alg;
alg = crypto_alg_mod_lookup(name, 0, CRYPTO_ALG_ASYNC);
err = PTR_ERR(alg);
if (IS_ERR(alg))
continue;
tfm = __crypto_alloc_tfm(alg, flags);
err = 0;
if (IS_ERR(tfm)) {
crypto_mod_put(alg);
err = PTR_ERR(tfm);
tfm = NULL;
}
} while (err == -EAGAIN && !signal_pending(current));
return tfm;
}
/* /*
* crypto_alloc_base - Locate algorithm and allocate transform * crypto_alloc_base - Locate algorithm and allocate transform
* @alg_name: Name of algorithm * @alg_name: Name of algorithm
...@@ -420,7 +372,7 @@ struct crypto_tfm *crypto_alloc_base(const char *alg_name, u32 type, u32 mask) ...@@ -420,7 +372,7 @@ struct crypto_tfm *crypto_alloc_base(const char *alg_name, u32 type, u32 mask)
goto err; goto err;
} }
tfm = __crypto_alloc_tfm(alg, 0); tfm = __crypto_alloc_tfm(alg);
if (!IS_ERR(tfm)) if (!IS_ERR(tfm))
return tfm; return tfm;
...@@ -466,7 +418,6 @@ void crypto_free_tfm(struct crypto_tfm *tfm) ...@@ -466,7 +418,6 @@ void crypto_free_tfm(struct crypto_tfm *tfm)
kfree(tfm); kfree(tfm);
} }
EXPORT_SYMBOL_GPL(crypto_alloc_tfm);
EXPORT_SYMBOL_GPL(crypto_free_tfm); EXPORT_SYMBOL_GPL(crypto_free_tfm);
int crypto_has_alg(const char *name, u32 type, u32 mask) int crypto_has_alg(const char *name, u32 type, u32 mask)
......
crypto/cipher.c
View file @ f1ddcaf3
This diff is collapsed.
crypto/compress.c
View file @ f1ddcaf3
...@@ -34,11 +34,6 @@ static int crypto_decompress(struct crypto_tfm *tfm, ...@@ -34,11 +34,6 @@ static int crypto_decompress(struct crypto_tfm *tfm,
dlen); dlen);
} }
int crypto_init_compress_flags(struct crypto_tfm *tfm, u32 flags)
{
return flags ? -EINVAL : 0;
}
int crypto_init_compress_ops(struct crypto_tfm *tfm) int crypto_init_compress_ops(struct crypto_tfm *tfm)
{ {
struct compress_tfm *ops = &tfm->crt_compress; struct compress_tfm *ops = &tfm->crt_compress;
......
crypto/digest.c
View file @ f1ddcaf3
...@@ -136,11 +136,6 @@ static int digest(struct hash_desc *desc, ...@@ -136,11 +136,6 @@ static int digest(struct hash_desc *desc,
return final(desc, out); return final(desc, out);
} }
int crypto_init_digest_flags(struct crypto_tfm *tfm, u32 flags)
{
return flags ? -EINVAL : 0;
}
int crypto_init_digest_ops(struct crypto_tfm *tfm) int crypto_init_digest_ops(struct crypto_tfm *tfm)
{ {
struct hash_tfm *ops = &tfm->crt_hash; struct hash_tfm *ops = &tfm->crt_hash;
......
crypto/internal.h
View file @ f1ddcaf3
...@@ -83,8 +83,7 @@ static inline void crypto_exit_proc(void) ...@@ -83,8 +83,7 @@ static inline void crypto_exit_proc(void)
{ } { }
#endif #endif
static inline unsigned int crypto_digest_ctxsize(struct crypto_alg *alg, static inline unsigned int crypto_digest_ctxsize(struct crypto_alg *alg)
int flags)
{ {
unsigned int len = alg->cra_ctxsize; unsigned int len = alg->cra_ctxsize;
...@@ -96,23 +95,12 @@ static inline unsigned int crypto_digest_ctxsize(struct crypto_alg *alg, ...@@ -96,23 +95,12 @@ static inline unsigned int crypto_digest_ctxsize(struct crypto_alg *alg,
return len; return len;
} }
static inline unsigned int crypto_cipher_ctxsize(struct crypto_alg *alg, static inline unsigned int crypto_cipher_ctxsize(struct crypto_alg *alg)
int flags)
{ {
unsigned int len = alg->cra_ctxsize; return alg->cra_ctxsize;
switch (flags & CRYPTO_TFM_MODE_MASK) {
case CRYPTO_TFM_MODE_CBC:
len = ALIGN(len, (unsigned long)alg->cra_alignmask + 1);
len += alg->cra_blocksize;
break;
}
return len;
} }
static inline unsigned int crypto_compress_ctxsize(struct crypto_alg *alg, static inline unsigned int crypto_compress_ctxsize(struct crypto_alg *alg)
int flags)
{ {
return alg->cra_ctxsize; return alg->cra_ctxsize;
} }
...@@ -121,10 +109,6 @@ struct crypto_alg *crypto_mod_get(struct crypto_alg *alg); ...@@ -121,10 +109,6 @@ struct crypto_alg *crypto_mod_get(struct crypto_alg *alg);
struct crypto_alg *__crypto_alg_lookup(const char *name, u32 type, u32 mask); struct crypto_alg *__crypto_alg_lookup(const char *name, u32 type, u32 mask);
struct crypto_alg *crypto_alg_mod_lookup(const char *name, u32 type, u32 mask); struct crypto_alg *crypto_alg_mod_lookup(const char *name, u32 type, u32 mask);
int crypto_init_digest_flags(struct crypto_tfm *tfm, u32 flags);
int crypto_init_cipher_flags(struct crypto_tfm *tfm, u32 flags);
int crypto_init_compress_flags(struct crypto_tfm *tfm, u32 flags);
int crypto_init_digest_ops(struct crypto_tfm *tfm); int crypto_init_digest_ops(struct crypto_tfm *tfm);
int crypto_init_cipher_ops(struct crypto_tfm *tfm); int crypto_init_cipher_ops(struct crypto_tfm *tfm);
int crypto_init_compress_ops(struct crypto_tfm *tfm); int crypto_init_compress_ops(struct crypto_tfm *tfm);
...@@ -136,7 +120,7 @@ void crypto_exit_compress_ops(struct crypto_tfm *tfm); ...@@ -136,7 +120,7 @@ void crypto_exit_compress_ops(struct crypto_tfm *tfm);
void crypto_larval_error(const char *name, u32 type, u32 mask); void crypto_larval_error(const char *name, u32 type, u32 mask);
void crypto_shoot_alg(struct crypto_alg *alg); void crypto_shoot_alg(struct crypto_alg *alg);
struct crypto_tfm *__crypto_alloc_tfm(struct crypto_alg *alg, u32 flags); struct crypto_tfm *__crypto_alloc_tfm(struct crypto_alg *alg);
int crypto_register_instance(struct crypto_template *tmpl, int crypto_register_instance(struct crypto_template *tmpl,
struct crypto_instance *inst); struct crypto_instance *inst);
......
fs/ecryptfs/crypto.c
View file @ f1ddcaf3
...@@ -828,9 +828,7 @@ int ecryptfs_init_crypt_ctx(struct ecryptfs_crypt_stat *crypt_stat) ...@@ -828,9 +828,7 @@ int ecryptfs_init_crypt_ctx(struct ecryptfs_crypt_stat *crypt_stat)
mutex_unlock(&crypt_stat->cs_tfm_mutex); mutex_unlock(&crypt_stat->cs_tfm_mutex);
goto out; goto out;
} }
crypto_blkcipher_set_flags(crypt_stat->tfm, crypto_blkcipher_set_flags(crypt_stat->tfm, CRYPTO_TFM_REQ_WEAK_KEY);
(ECRYPTFS_DEFAULT_CHAINING_MODE
| CRYPTO_TFM_REQ_WEAK_KEY));
mutex_unlock(&crypt_stat->cs_tfm_mutex); mutex_unlock(&crypt_stat->cs_tfm_mutex);
rc = 0; rc = 0;
out: out:
......
fs/ecryptfs/ecryptfs_kernel.h
View file @ f1ddcaf3
...@@ -176,7 +176,6 @@ ecryptfs_get_key_payload_data(struct key *key) ...@@ -176,7 +176,6 @@ ecryptfs_get_key_payload_data(struct key *key)
#define ECRYPTFS_FILE_SIZE_BYTES 8 #define ECRYPTFS_FILE_SIZE_BYTES 8
#define ECRYPTFS_DEFAULT_CIPHER "aes" #define ECRYPTFS_DEFAULT_CIPHER "aes"
#define ECRYPTFS_DEFAULT_KEY_BYTES 16 #define ECRYPTFS_DEFAULT_KEY_BYTES 16
#define ECRYPTFS_DEFAULT_CHAINING_MODE CRYPTO_TFM_MODE_CBC
#define ECRYPTFS_DEFAULT_HASH "md5" #define ECRYPTFS_DEFAULT_HASH "md5"
#define ECRYPTFS_TAG_3_PACKET_TYPE 0x8C #define ECRYPTFS_TAG_3_PACKET_TYPE 0x8C
#define ECRYPTFS_TAG_11_PACKET_TYPE 0xED #define ECRYPTFS_TAG_11_PACKET_TYPE 0xED
......
include/linux/crypto.h
View file @ f1ddcaf3
...@@ -51,15 +51,9 @@ ...@@ -51,15 +51,9 @@
/* /*
* Transform masks and values (for crt_flags). * Transform masks and values (for crt_flags).
*/ */
#define CRYPTO_TFM_MODE_MASK 0x000000ff
#define CRYPTO_TFM_REQ_MASK 0x000fff00 #define CRYPTO_TFM_REQ_MASK 0x000fff00
#define CRYPTO_TFM_RES_MASK 0xfff00000 #define CRYPTO_TFM_RES_MASK 0xfff00000
#define CRYPTO_TFM_MODE_ECB 0x00000001
#define CRYPTO_TFM_MODE_CBC 0x00000002
#define CRYPTO_TFM_MODE_CFB 0x00000004
#define CRYPTO_TFM_MODE_CTR 0x00000008
#define CRYPTO_TFM_REQ_WEAK_KEY 0x00000100 #define CRYPTO_TFM_REQ_WEAK_KEY 0x00000100
#define CRYPTO_TFM_REQ_MAY_SLEEP 0x00000200 #define CRYPTO_TFM_REQ_MAY_SLEEP 0x00000200
#define CRYPTO_TFM_RES_WEAK_KEY 0x00100000 #define CRYPTO_TFM_RES_WEAK_KEY 0x00100000
...@@ -71,12 +65,8 @@ ...@@ -71,12 +65,8 @@
/* /*
* Miscellaneous stuff. * Miscellaneous stuff.
*/ */
#define CRYPTO_UNSPEC 0
#define CRYPTO_MAX_ALG_NAME 64 #define CRYPTO_MAX_ALG_NAME 64
#define CRYPTO_DIR_ENCRYPT 1
#define CRYPTO_DIR_DECRYPT 0
/* /*
* The macro CRYPTO_MINALIGN_ATTR (along with the void * type in the actual * The macro CRYPTO_MINALIGN_ATTR (along with the void * type in the actual
* declaration) is used to ensure that the crypto_tfm context structure is * declaration) is used to ensure that the crypto_tfm context structure is
...@@ -148,19 +138,6 @@ struct cipher_alg { ...@@ -148,19 +138,6 @@ struct cipher_alg {
unsigned int keylen); unsigned int keylen);
void (*cia_encrypt)(struct crypto_tfm *tfm, u8 *dst, const u8 *src); void (*cia_encrypt)(struct crypto_tfm *tfm, u8 *dst, const u8 *src);
void (*cia_decrypt)(struct crypto_tfm *tfm, u8 *dst, const u8 *src); void (*cia_decrypt)(struct crypto_tfm *tfm, u8 *dst, const u8 *src);
unsigned int (*cia_encrypt_ecb)(const struct cipher_desc *desc,
u8 *dst, const u8 *src,
unsigned int nbytes) __deprecated;
unsigned int (*cia_decrypt_ecb)(const struct cipher_desc *desc,
u8 *dst, const u8 *src,
unsigned int nbytes) __deprecated;
unsigned int (*cia_encrypt_cbc)(const struct cipher_desc *desc,
u8 *dst, const u8 *src,
unsigned int nbytes) __deprecated;
unsigned int (*cia_decrypt_cbc)(const struct cipher_desc *desc,
u8 *dst, const u8 *src,
unsigned int nbytes) __deprecated;
}; };
struct digest_alg { struct digest_alg {
...@@ -243,11 +220,6 @@ int crypto_unregister_alg(struct crypto_alg *alg); ...@@ -243,11 +220,6 @@ int crypto_unregister_alg(struct crypto_alg *alg);
#ifdef CONFIG_CRYPTO #ifdef CONFIG_CRYPTO
int crypto_has_alg(const char *name, u32 type, u32 mask); int crypto_has_alg(const char *name, u32 type, u32 mask);
#else #else
static inline int crypto_alg_available(const char *name, u32 flags)
{
return 0;
}
static inline int crypto_has_alg(const char *name, u32 type, u32 mask) static inline int crypto_has_alg(const char *name, u32 type, u32 mask)
{ {
return 0; return 0;
...@@ -395,40 +367,11 @@ static inline u32 crypto_tfm_alg_type(struct crypto_tfm *tfm) ...@@ -395,40 +367,11 @@ static inline u32 crypto_tfm_alg_type(struct crypto_tfm *tfm)
return tfm->__crt_alg->cra_flags & CRYPTO_ALG_TYPE_MASK; return tfm->__crt_alg->cra_flags & CRYPTO_ALG_TYPE_MASK;
} }
static unsigned int crypto_tfm_alg_min_keysize(struct crypto_tfm *tfm)
__deprecated;
static inline unsigned int crypto_tfm_alg_min_keysize(struct crypto_tfm *tfm)
{
BUG_ON(crypto_tfm_alg_type(tfm) != CRYPTO_ALG_TYPE_CIPHER);
return tfm->__crt_alg->cra_cipher.cia_min_keysize;
}
static unsigned int crypto_tfm_alg_max_keysize(struct crypto_tfm *tfm)
__deprecated;
static inline unsigned int crypto_tfm_alg_max_keysize(struct crypto_tfm *tfm)
{
BUG_ON(crypto_tfm_alg_type(tfm) != CRYPTO_ALG_TYPE_CIPHER);
return tfm->__crt_alg->cra_cipher.cia_max_keysize;
}
static unsigned int crypto_tfm_alg_ivsize(struct crypto_tfm *tfm) __deprecated;
static inline unsigned int crypto_tfm_alg_ivsize(struct crypto_tfm *tfm)
{
BUG_ON(crypto_tfm_alg_type(tfm) != CRYPTO_ALG_TYPE_CIPHER);
return tfm->crt_cipher.cit_ivsize;
}
static inline unsigned int crypto_tfm_alg_blocksize(struct crypto_tfm *tfm) static inline unsigned int crypto_tfm_alg_blocksize(struct crypto_tfm *tfm)
{ {
return tfm->__crt_alg->cra_blocksize; return tfm->__crt_alg->cra_blocksize;
} }
static inline unsigned int crypto_tfm_alg_digestsize(struct crypto_tfm *tfm)
{
BUG_ON(crypto_tfm_alg_type(tfm) != CRYPTO_ALG_TYPE_DIGEST);
return tfm->__crt_alg->cra_digest.dia_digestsize;
}
static inline unsigned int crypto_tfm_alg_alignmask(struct crypto_tfm *tfm) static inline unsigned int crypto_tfm_alg_alignmask(struct crypto_tfm *tfm)
{ {
return tfm->__crt_alg->cra_alignmask; return tfm->__crt_alg->cra_alignmask;
...@@ -809,76 +752,6 @@ static inline int crypto_hash_setkey(struct crypto_hash *hash, ...@@ -809,76 +752,6 @@ static inline int crypto_hash_setkey(struct crypto_hash *hash,
return crypto_hash_crt(hash)->setkey(hash, key, keylen); return crypto_hash_crt(hash)->setkey(hash, key, keylen);
} }
static int crypto_cipher_encrypt(struct crypto_tfm *tfm,
struct scatterlist *dst,
struct scatterlist *src,
unsigned int nbytes) __deprecated;
static inline int crypto_cipher_encrypt(struct crypto_tfm *tfm,
struct scatterlist *dst,
struct scatterlist *src,
unsigned int nbytes)
{
BUG_ON(crypto_tfm_alg_type(tfm) != CRYPTO_ALG_TYPE_CIPHER);
return tfm->crt_cipher.cit_encrypt(tfm, dst, src, nbytes);
}
static int crypto_cipher_encrypt_iv(struct crypto_tfm *tfm,
struct scatterlist *dst,
struct scatterlist *src,
unsigned int nbytes, u8 *iv) __deprecated;
static inline int crypto_cipher_encrypt_iv(struct crypto_tfm *tfm,
struct scatterlist *dst,
struct scatterlist *src,
unsigned int nbytes, u8 *iv)
{
BUG_ON(crypto_tfm_alg_type(tfm) != CRYPTO_ALG_TYPE_CIPHER);
return tfm->crt_cipher.cit_encrypt_iv(tfm, dst, src, nbytes, iv);
}
static int crypto_cipher_decrypt(struct crypto_tfm *tfm,
struct scatterlist *dst,
struct scatterlist *src,
unsigned int nbytes) __deprecated;
static inline int crypto_cipher_decrypt(struct crypto_tfm *tfm,
struct scatterlist *dst,
struct scatterlist *src,
unsigned int nbytes)
{
BUG_ON(crypto_tfm_alg_type(tfm) != CRYPTO_ALG_TYPE_CIPHER);
return tfm->crt_cipher.cit_decrypt(tfm, dst, src, nbytes);
}
static int crypto_cipher_decrypt_iv(struct crypto_tfm *tfm,
struct scatterlist *dst,
struct scatterlist *src,
unsigned int nbytes, u8 *iv) __deprecated;
static inline int crypto_cipher_decrypt_iv(struct crypto_tfm *tfm,
struct scatterlist *dst,
struct scatterlist *src,
unsigned int nbytes, u8 *iv)
{
BUG_ON(crypto_tfm_alg_type(tfm) != CRYPTO_ALG_TYPE_CIPHER);
return tfm->crt_cipher.cit_decrypt_iv(tfm, dst, src, nbytes, iv);
}
static void crypto_cipher_set_iv(struct crypto_tfm *tfm,
const u8 *src, unsigned int len) __deprecated;
static inline void crypto_cipher_set_iv(struct crypto_tfm *tfm,
const u8 *src, unsigned int len)
{
BUG_ON(crypto_tfm_alg_type(tfm) != CRYPTO_ALG_TYPE_CIPHER);
memcpy(tfm->crt_cipher.cit_iv, src, len);
}
static void crypto_cipher_get_iv(struct crypto_tfm *tfm,
u8 *dst, unsigned int len) __deprecated;
static inline void crypto_cipher_get_iv(struct crypto_tfm *tfm,
u8 *dst, unsigned int len)
{
BUG_ON(crypto_tfm_alg_type(tfm) != CRYPTO_ALG_TYPE_CIPHER);
memcpy(dst, tfm->crt_cipher.cit_iv, len);
}
static inline struct crypto_comp *__crypto_comp_cast(struct crypto_tfm *tfm) static inline struct crypto_comp *__crypto_comp_cast(struct crypto_tfm *tfm)
{ {
return (struct crypto_comp *)tfm; return (struct crypto_comp *)tfm;
......
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