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Commit d4421c54 authored by Herbert Xu's avatar Herbert Xu
Browse files

crypto: hash - Add AHASH_REQUEST_ON_STACK 



This patch adds the helper AHASH_REQUEST_ON_STACK for those users
of ahash that are synchronous only.

Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent 12773d93

include/crypto/hash.h

+5 −0
Original line number Diff line number Diff line
@@ -63,6 +63,11 @@ struct ahash_request { 
	void *__ctx[] CRYPTO_MINALIGN_ATTR;

};



#define AHASH_REQUEST_ON_STACK(name, ahash) \

	char __##name##_desc[sizeof(struct ahash_request) + \

		crypto_ahash_reqsize(ahash)] CRYPTO_MINALIGN_ATTR; \

	struct ahash_request *name = (void *)__##name##_desc



/**

 * struct ahash_alg - asynchronous message digest definition

 * @init: Initialize the transformation context. Intended only to initialize the