Commit caab9461 authored by Herbert Xu's avatar Herbert Xu
Browse files

crypto: aead - Add multiple algorithm registration interface 



This patch adds the helpers that allow the registration and removal
of multiple algorithms.

Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent 43615369

crypto/aead.c

+29 −0
Original line number Diff line number Diff line
@@ -896,6 +896,35 @@ void crypto_unregister_aead(struct aead_alg *alg) 
}

EXPORT_SYMBOL_GPL(crypto_unregister_aead);



int crypto_register_aeads(struct aead_alg *algs, int count)

{

	int i, ret;



	for (i = 0; i < count; i++) {

		ret = crypto_register_aead(&algs[i]);

		if (ret)

			goto err;

	}



	return 0;



err:

	for (--i; i >= 0; --i)

		crypto_unregister_aead(&algs[i]);



	return ret;

}

EXPORT_SYMBOL_GPL(crypto_register_aeads);



void crypto_unregister_aeads(struct aead_alg *algs, int count)

{

	int i;



	for (i = count - 1; i >= 0; --i)

		crypto_unregister_aead(&algs[i]);

}

EXPORT_SYMBOL_GPL(crypto_unregister_aeads);



int aead_register_instance(struct crypto_template *tmpl,

			   struct aead_instance *inst)

{

include/crypto/internal/aead.h

+2 −0
Original line number Diff line number Diff line
@@ -152,6 +152,8 @@ static inline unsigned int crypto_aead_maxauthsize(struct crypto_aead *aead) 


int crypto_register_aead(struct aead_alg *alg);

void crypto_unregister_aead(struct aead_alg *alg);

int crypto_register_aeads(struct aead_alg *algs, int count);

void crypto_unregister_aeads(struct aead_alg *algs, int count);

int aead_register_instance(struct crypto_template *tmpl,

			   struct aead_instance *inst);