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crypto: Add a flag to identify crypto instances

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The upcomming crypto user configuration api needs to identify
crypto instances. This patch adds a flag that is set if the
algorithm is an instance that is build from templates.

Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Steffen Klassert 2011-09-27 07:21:26 +02:00 committed by Herbert Xu
parent 8280daad43
commit 64a947b133
2 changed files with 6 additions and 0 deletions
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1
crypto/algapi.c
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@ -493,6 +493,7 @@ int crypto_register_instance(struct crypto_template *tmpl,
goto err; goto err;
inst->alg.cra_module = tmpl->module; inst->alg.cra_module = tmpl->module;
inst->alg.cra_flags |= CRYPTO_ALG_INSTANCE;
down_write(&crypto_alg_sem); down_write(&crypto_alg_sem);

5
include/linux/crypto.h
View file

@ -71,6 +71,11 @@
#define CRYPTO_ALG_TESTED 0x00000400 #define CRYPTO_ALG_TESTED 0x00000400
/*
* Set if the algorithm is an instance that is build from templates.
*/
#define CRYPTO_ALG_INSTANCE 0x00000800
/* /*
* Transform masks and values (for crt_flags). * Transform masks and values (for crt_flags).
*/ */