Hi: [CRYPTO] api: Added asynchronous flag
This patch adds the asynchronous flag and changes all existing users to only look up algorithms that are synchronous. Signed-off-by: Herbert Xu <[EMAIL PROTECTED]> Cheers, -- Visit Openswan at http://www.openswan.org/ Email: Herbert Xu ~{PmV>HI~} <[EMAIL PROTECTED]> Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt -- diff --git a/crypto/api.c b/crypto/api.c --- a/crypto/api.c +++ b/crypto/api.c @@ -354,7 +354,7 @@ struct crypto_tfm *crypto_alloc_tfm(cons do { struct crypto_alg *alg; - alg = crypto_alg_mod_lookup(name, 0, 0); + alg = crypto_alg_mod_lookup(name, 0, CRYPTO_ALG_ASYNC); err = PTR_ERR(alg); if (IS_ERR(alg)) continue; @@ -393,7 +393,8 @@ void crypto_free_tfm(struct crypto_tfm * int crypto_alg_available(const char *name, u32 flags) { int ret = 0; - struct crypto_alg *alg = crypto_alg_mod_lookup(name, 0, 0); + struct crypto_alg *alg = crypto_alg_mod_lookup(name, 0, + CRYPTO_ALG_ASYNC); if (!IS_ERR(alg)) { crypto_mod_put(alg); diff --git a/crypto/hmac.c b/crypto/hmac.c --- a/crypto/hmac.c +++ b/crypto/hmac.c @@ -135,7 +135,7 @@ static struct crypto_instance *crypto_hm struct crypto_alg *alg; alg = crypto_get_attr_alg(param, len, CRYPTO_ALG_TYPE_DIGEST, - CRYPTO_ALG_TYPE_MASK); + CRYPTO_ALG_TYPE_MASK | CRYPTO_ALG_ASYNC); if (IS_ERR(alg)) return ERR_PTR(PTR_ERR(alg)); diff --git a/include/linux/crypto.h b/include/linux/crypto.h --- a/include/linux/crypto.h +++ b/include/linux/crypto.h @@ -36,6 +36,7 @@ #define CRYPTO_ALG_LARVAL 0x00000010 #define CRYPTO_ALG_DEAD 0x00000020 #define CRYPTO_ALG_DYING 0x00000040 +#define CRYPTO_ALG_ASYNC 0x00000080 /* * Transform masks and values (for crt_flags). - To unsubscribe from this list: send the line "unsubscribe linux-crypto" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html
