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authorHerbert Xu <herbert@gondor.apana.org.au>2007-04-16 20:49:20 +1000
committerHerbert Xu <herbert@gondor.apana.org.au>2007-05-02 14:38:32 +1000
commit124b53d020622ffa24e27406f2373d5a3debd0d3 (patch)
treee1a89ac6745ce9afea6fd2ea358ebd40e60abb76 /include/crypto/algapi.h
parenta73e69965fa2647faa36caf40f4132b9c99d61fd (diff)
downloadlinux-linaro-124b53d020622ffa24e27406f2373d5a3debd0d3.tar.gz
[CRYPTO] cryptd: Add software async crypto daemon
This patch adds the cryptd module which is a template that takes a synchronous software crypto algorithm and converts it to an asynchronous one by executing it in a kernel thread. Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'include/crypto/algapi.h')
-rw-r--r--include/crypto/algapi.h15
1 files changed, 15 insertions, 0 deletions
diff --git a/include/crypto/algapi.h b/include/crypto/algapi.h
index 7847fc2a03f..b2b1e6efd81 100644
--- a/include/crypto/algapi.h
+++ b/include/crypto/algapi.h
@@ -138,6 +138,12 @@ static inline void *crypto_tfm_ctx_aligned(struct crypto_tfm *tfm)
return (void *)ALIGN(addr, align);
}
+static inline struct crypto_instance *crypto_tfm_alg_instance(
+ struct crypto_tfm *tfm)
+{
+ return container_of(tfm->__crt_alg, struct crypto_instance, alg);
+}
+
static inline void *crypto_instance_ctx(struct crypto_instance *inst)
{
return inst->__ctx;
@@ -154,6 +160,15 @@ static inline void *crypto_ablkcipher_ctx(struct crypto_ablkcipher *tfm)
return crypto_tfm_ctx(&tfm->base);
}
+static inline struct crypto_blkcipher *crypto_spawn_blkcipher(
+ struct crypto_spawn *spawn)
+{
+ u32 type = CRYPTO_ALG_TYPE_BLKCIPHER;
+ u32 mask = CRYPTO_ALG_TYPE_MASK | CRYPTO_ALG_ASYNC;
+
+ return __crypto_blkcipher_cast(crypto_spawn_tfm(spawn, type, mask));
+}
+
static inline void *crypto_blkcipher_ctx(struct crypto_blkcipher *tfm)
{
return crypto_tfm_ctx(&tfm->base);