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alistair23-linux
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[CRYPTO] api: Remove unused functions 

This patch removes the following no longer used functions:
- api.c: crypto_alg_available()
- digest.c: crypto_digest_init()
- digest.c: crypto_digest_update()
- digest.c: crypto_digest_final()
- digest.c: crypto_digest_digest()

Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
hifive-unleashed-5.1
Adrian Bunk 2006-11-22 17:55:00 +11:00 committed by David S. Miller
parent ab7827059a
commit cc44215eaa
3 changed files with 0 additions and 85 deletions
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15
crypto/api.c
View File

@ -466,23 +466,8 @@ void crypto_free_tfm(struct crypto_tfm *tfm)
kfree(tfm);
}
int crypto_alg_available(const char *name, u32 flags)
{
int ret = 0;
struct crypto_alg *alg = crypto_alg_mod_lookup(name, 0,
CRYPTO_ALG_ASYNC);
if (!IS_ERR(alg)) {
crypto_mod_put(alg);
ret = 1;
}
return ret;
}
EXPORT_SYMBOL_GPL(crypto_alloc_tfm);
EXPORT_SYMBOL_GPL(crypto_free_tfm);
EXPORT_SYMBOL_GPL(crypto_alg_available);
int crypto_has_alg(const char *name, u32 type, u32 mask)
{

48
crypto/digest.c
View File

@ -21,54 +21,6 @@
#include "internal.h"
#include "scatterwalk.h"
void crypto_digest_init(struct crypto_tfm *tfm)
{
struct crypto_hash *hash = crypto_hash_cast(tfm);
struct hash_desc desc = { .tfm = hash, .flags = tfm->crt_flags };
crypto_hash_init(&desc);
}
EXPORT_SYMBOL_GPL(crypto_digest_init);
void crypto_digest_update(struct crypto_tfm *tfm,
struct scatterlist *sg, unsigned int nsg)
{
struct crypto_hash *hash = crypto_hash_cast(tfm);
struct hash_desc desc = { .tfm = hash, .flags = tfm->crt_flags };
unsigned int nbytes = 0;
unsigned int i;
for (i = 0; i < nsg; i++)
nbytes += sg[i].length;
crypto_hash_update(&desc, sg, nbytes);
}
EXPORT_SYMBOL_GPL(crypto_digest_update);
void crypto_digest_final(struct crypto_tfm *tfm, u8 *out)
{
struct crypto_hash *hash = crypto_hash_cast(tfm);
struct hash_desc desc = { .tfm = hash, .flags = tfm->crt_flags };
crypto_hash_final(&desc, out);
}
EXPORT_SYMBOL_GPL(crypto_digest_final);
void crypto_digest_digest(struct crypto_tfm *tfm,
struct scatterlist *sg, unsigned int nsg, u8 *out)
{
struct crypto_hash *hash = crypto_hash_cast(tfm);
struct hash_desc desc = { .tfm = hash, .flags = tfm->crt_flags };
unsigned int nbytes = 0;
unsigned int i;
for (i = 0; i < nsg; i++)
nbytes += sg[i].length;
crypto_hash_digest(&desc, sg, nbytes, out);
}
EXPORT_SYMBOL_GPL(crypto_digest_digest);
static int init(struct hash_desc *desc)
{
struct crypto_tfm *tfm = crypto_hash_tfm(desc->tfm);

22
include/linux/crypto.h
View File

@ -241,12 +241,8 @@ int crypto_unregister_alg(struct crypto_alg *alg);
* Algorithm query interface.
*/
#ifdef CONFIG_CRYPTO
int crypto_alg_available(const char *name, u32 flags)
__deprecated_for_modules;
int crypto_has_alg(const char *name, u32 type, u32 mask);
#else
static int crypto_alg_available(const char *name, u32 flags)
__deprecated_for_modules;
static inline int crypto_alg_available(const char *name, u32 flags)
{
return 0;
@ -707,16 +703,6 @@ static inline void crypto_cipher_decrypt_one(struct crypto_cipher *tfm,
dst, src);
}
void crypto_digest_init(struct crypto_tfm *tfm) __deprecated_for_modules;
void crypto_digest_update(struct crypto_tfm *tfm,
struct scatterlist *sg, unsigned int nsg)
__deprecated_for_modules;
void crypto_digest_final(struct crypto_tfm *tfm, u8 *out)
__deprecated_for_modules;
void crypto_digest_digest(struct crypto_tfm *tfm,
struct scatterlist *sg, unsigned int nsg, u8 *out)
__deprecated_for_modules;
static inline struct crypto_hash *__crypto_hash_cast(struct crypto_tfm *tfm)
{
return (struct crypto_hash *)tfm;
@ -729,14 +715,6 @@ static inline struct crypto_hash *crypto_hash_cast(struct crypto_tfm *tfm)
return __crypto_hash_cast(tfm);
}
static int crypto_digest_setkey(struct crypto_tfm *tfm, const u8 *key,
unsigned int keylen) __deprecated;
static inline int crypto_digest_setkey(struct crypto_tfm *tfm,
const u8 *key, unsigned int keylen)
{
return tfm->crt_hash.setkey(crypto_hash_cast(tfm), key, keylen);
}
static inline struct crypto_hash *crypto_alloc_hash(const char *alg_name,
u32 type, u32 mask)
{