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authorHerbert Xu <herbert@gondor.apana.org.au>2006-08-06 23:12:59 +1000
committerHerbert Xu <herbert@gondor.apana.org.au>2006-09-21 11:41:49 +1000
commitf3f632d61ae9af85d436706ee8e33af1a7fb9c28 (patch)
tree38c9aa8a1210d88d60a7d961c47e15210d16ca78
parent7fed0bf271b374be4c98a5880faed4b1128e78e9 (diff)
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[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 <herbert@gondor.apana.org.au>
-rw-r--r--crypto/api.c5
-rw-r--r--include/linux/crypto.h1
2 files changed, 4 insertions, 2 deletions
diff --git a/crypto/api.c b/crypto/api.c
index 7e5522c..1e4692a 100644
--- a/crypto/api.c
+++ b/crypto/api.c
@@ -355,7 +355,7 @@ struct crypto_tfm *crypto_alloc_tfm(const char *name, u32 flags)
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;
@@ -394,7 +394,8 @@ void crypto_free_tfm(struct crypto_tfm *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/include/linux/crypto.h b/include/linux/crypto.h
index dbdfc7c..530dc4b 100644
--- a/include/linux/crypto.h
+++ b/include/linux/crypto.h
@@ -37,6 +37,7 @@
#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).