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crypto: ahash - Convert to new style algorithms

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This patch converts crypto_ahash to the new style.  The old ahash
algorithm type is retained until the existing ahash implementations
are also converted.  All ahash users will automatically get the
new crypto_ahash type.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Herbert Xu 2009-07-14 12:28:26 +08:00
parent 2ca33da1de
commit 88056ec346
5 changed files with 148 additions and 91 deletions
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29
include/linux/crypto.h
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@ -120,6 +120,7 @@ struct crypto_rng;
struct crypto_tfm;
struct crypto_type;
struct aead_givcrypt_request;
struct ahash_request;
struct skcipher_givcrypt_request;
typedef void (*crypto_completion_t)(struct crypto_async_request *req, int err);
@ -146,16 +147,6 @@ struct ablkcipher_request {
void *__ctx[] CRYPTO_MINALIGN_ATTR;
};
struct ahash_request {
struct crypto_async_request base;
unsigned int nbytes;
struct scatterlist *src;
u8 *result;
void *__ctx[] CRYPTO_MINALIGN_ATTR;
};
/**
* struct aead_request - AEAD request
* @base: Common attributes for async crypto requests
@ -220,7 +211,7 @@ struct ablkcipher_alg {
unsigned int ivsize;
};
struct ahash_alg {
struct old_ahash_alg {
int (*init)(struct ahash_request *req);
int (*reinit)(struct ahash_request *req);
int (*update)(struct ahash_request *req);
@ -346,7 +337,7 @@ struct crypto_alg {
struct cipher_alg cipher;
struct digest_alg digest;
struct hash_alg hash;
struct ahash_alg ahash;
struct old_ahash_alg ahash;
struct compress_alg compress;
struct rng_alg rng;
} cra_u;
@ -433,18 +424,6 @@ struct hash_tfm {
unsigned int digestsize;
};
struct ahash_tfm {
int (*init)(struct ahash_request *req);
int (*update)(struct ahash_request *req);
int (*final)(struct ahash_request *req);
int (*digest)(struct ahash_request *req);
int (*setkey)(struct crypto_ahash *tfm, const u8 *key,
unsigned int keylen);
unsigned int digestsize;
unsigned int reqsize;
};
struct compress_tfm {
int (*cot_compress)(struct crypto_tfm *tfm,
const u8 *src, unsigned int slen,
@ -465,7 +444,6 @@ struct rng_tfm {
#define crt_blkcipher crt_u.blkcipher
#define crt_cipher crt_u.cipher
#define crt_hash crt_u.hash
#define crt_ahash crt_u.ahash
#define crt_compress crt_u.compress
#define crt_rng crt_u.rng
@ -479,7 +457,6 @@ struct crypto_tfm {
struct blkcipher_tfm blkcipher;
struct cipher_tfm cipher;
struct hash_tfm hash;
struct ahash_tfm ahash;
struct compress_tfm compress;
struct rng_tfm rng;
} crt_u;