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Commit 3ce5bc72 authored by Giovanni Cabiddu's avatar Giovanni Cabiddu Committed by Herbert Xu
Browse files

crypto: acomp - allow registration of multiple acomps 



Add crypto_register_acomps and crypto_unregister_acomps to allow
the registration of multiple implementations with one call.

Signed-off-by: default avatarGiovanni Cabiddu <giovanni.cabiddu@intel.com>
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent b2a1d271

crypto/acompress.c

+29 −0
Original line number Diff line number Diff line
@@ -166,5 +166,34 @@ int crypto_unregister_acomp(struct acomp_alg *alg) 
}

EXPORT_SYMBOL_GPL(crypto_unregister_acomp);



int crypto_register_acomps(struct acomp_alg *algs, int count)

{

	int i, ret;



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

		ret = crypto_register_acomp(&algs[i]);

		if (ret)

			goto err;

	}



	return 0;



err:

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

		crypto_unregister_acomp(&algs[i]);



	return ret;

}

EXPORT_SYMBOL_GPL(crypto_register_acomps);



void crypto_unregister_acomps(struct acomp_alg *algs, int count)

{

	int i;



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

		crypto_unregister_acomp(&algs[i]);

}

EXPORT_SYMBOL_GPL(crypto_unregister_acomps);



MODULE_LICENSE("GPL");

MODULE_DESCRIPTION("Asynchronous compression type");

include/crypto/internal/acompress.h

+3 −0
Original line number Diff line number Diff line
@@ -78,4 +78,7 @@ int crypto_register_acomp(struct acomp_alg *alg); 
 */

int crypto_unregister_acomp(struct acomp_alg *alg);



int crypto_register_acomps(struct acomp_alg *algs, int count);

void crypto_unregister_acomps(struct acomp_alg *algs, int count);



#endif