diff options
Diffstat (limited to 'crypto')
| -rw-r--r-- | crypto/ahash.c | 14 | ||||
| -rw-r--r-- | crypto/shash.c | 14 |
2 files changed, 28 insertions, 0 deletions
diff --git a/crypto/ahash.c b/crypto/ahash.c index 27128f2c687..7d4e33dfe21 100644 --- a/crypto/ahash.c +++ b/crypto/ahash.c @@ -146,6 +146,20 @@ static int ahash_setkey(struct crypto_ahash *tfm, const u8 *key, return ahash->setkey(tfm, key, keylen); } +int crypto_ahash_import(struct ahash_request *req, const u8 *in) +{ + struct crypto_ahash *tfm = crypto_ahash_reqtfm(req); + struct ahash_alg *alg = crypto_ahash_alg(tfm); + + memcpy(ahash_request_ctx(req), in, crypto_ahash_reqsize(tfm)); + + if (alg->reinit) + alg->reinit(req); + + return 0; +} +EXPORT_SYMBOL_GPL(crypto_ahash_import); + static unsigned int crypto_ahash_ctxsize(struct crypto_alg *alg, u32 type, u32 mask) { diff --git a/crypto/shash.c b/crypto/shash.c index 3f4c713a21e..26aff3feefc 100644 --- a/crypto/shash.c +++ b/crypto/shash.c @@ -172,6 +172,20 @@ int crypto_shash_digest(struct shash_desc *desc, const u8 *data, } EXPORT_SYMBOL_GPL(crypto_shash_digest); +int crypto_shash_import(struct shash_desc *desc, const u8 *in) +{ + struct crypto_shash *tfm = desc->tfm; + struct shash_alg *alg = crypto_shash_alg(tfm); + + memcpy(shash_desc_ctx(desc), in, crypto_shash_descsize(tfm)); + + if (alg->reinit) + alg->reinit(desc); + + return 0; +} +EXPORT_SYMBOL_GPL(crypto_shash_import); + static int shash_async_setkey(struct crypto_ahash *tfm, const u8 *key, unsigned int keylen) { |