217 static void ahash_set_needkey(struct crypto_ahash *tfm, struct ahash_alg *alg)  in ahash_set_needkey()  argument
219 	if (alg->setkey != ahash_nosetkey &&  in ahash_set_needkey()
220 	    !(alg->halg.base.cra_flags & CRYPTO_ALG_OPTIONAL_KEY))  in ahash_set_needkey()
239 		struct ahash_alg *alg = crypto_ahash_alg(tfm);  in crypto_ahash_setkey()  local
242 		err = alg->setkey(tfm, key, keylen);  in crypto_ahash_setkey()
244 			ahash_set_needkey(tfm, alg);  in crypto_ahash_setkey()
465 	struct ahash_alg *alg = crypto_ahash_alg(hash);  in crypto_ahash_exit_tfm()  local
467 	alg->exit_tfm(hash);  in crypto_ahash_exit_tfm()
473 	struct ahash_alg *alg = crypto_ahash_alg(hash);  in crypto_ahash_init_tfm()  local
475 	crypto_ahash_set_statesize(hash, alg->halg.statesize);  in crypto_ahash_init_tfm()
480 	ahash_set_needkey(hash, alg);  in crypto_ahash_init_tfm()
482 	if (alg->exit_tfm)  in crypto_ahash_init_tfm()
485 	return alg->init_tfm ? alg->init_tfm(hash) : 0;  in crypto_ahash_init_tfm()
488 static unsigned int crypto_ahash_extsize(struct crypto_alg *alg)  in crypto_ahash_extsize()  argument
490 	if (alg->cra_type == &crypto_shash_type)  in crypto_ahash_extsize()
493 	return crypto_alg_extsize(alg);  in crypto_ahash_extsize()
504 	struct sk_buff *skb, struct crypto_alg *alg)  in crypto_ahash_report()  argument
512 	rhash.blocksize = alg->cra_blocksize;  in crypto_ahash_report()
513 	rhash.digestsize = __crypto_hash_alg_common(alg)->digestsize;  in crypto_ahash_report()
518 static void crypto_ahash_show(struct seq_file *m, struct crypto_alg *alg)
520 static void crypto_ahash_show(struct seq_file *m, struct crypto_alg *alg)  in crypto_ahash_show()  argument
523 	seq_printf(m, "async        : %s\n", alg->cra_flags & CRYPTO_ALG_ASYNC ?  in crypto_ahash_show()
525 	seq_printf(m, "blocksize    : %u\n", alg->cra_blocksize);  in crypto_ahash_show()
527 		   __crypto_hash_alg_common(alg)->digestsize);  in crypto_ahash_show()
570 	struct crypto_alg *alg = &halg->base;  in crypto_hash_alg_has_setkey()  local
572 	if (alg->cra_type == &crypto_shash_type)  in crypto_hash_alg_has_setkey()
573 		return crypto_shash_alg_has_setkey(__crypto_shash_alg(alg));  in crypto_hash_alg_has_setkey()
575 	return __crypto_ahash_alg(alg)->setkey != ahash_nosetkey;  in crypto_hash_alg_has_setkey()
583 	struct ahash_alg *alg;  in crypto_clone_ahash()  local
617 	alg = crypto_ahash_alg(hash);  in crypto_clone_ahash()
618 	if (!alg->clone_tfm)  in crypto_clone_ahash()
621 	err = alg->clone_tfm(nhash, hash);  in crypto_clone_ahash()
633 static int ahash_prepare_alg(struct ahash_alg *alg)  in ahash_prepare_alg()  argument
635 	struct crypto_alg *base = &alg->halg.base;  in ahash_prepare_alg()
638 	if (alg->halg.statesize == 0)  in ahash_prepare_alg()
641 	err = hash_prepare_alg(&alg->halg);  in ahash_prepare_alg()
648 	if (!alg->finup)  in ahash_prepare_alg()
649 		alg->finup = ahash_def_finup;  in ahash_prepare_alg()
650 	if (!alg->setkey)  in ahash_prepare_alg()
651 		alg->setkey = ahash_nosetkey;  in ahash_prepare_alg()
656 int crypto_register_ahash(struct ahash_alg *alg)  in crypto_register_ahash()  argument
658 	struct crypto_alg *base = &alg->halg.base;  in crypto_register_ahash()
661 	err = ahash_prepare_alg(alg);  in crypto_register_ahash()
669 void crypto_unregister_ahash(struct ahash_alg *alg)  in crypto_unregister_ahash()  argument
671 	crypto_unregister_alg(&alg->halg.base);  in crypto_unregister_ahash()
712 	err = ahash_prepare_alg(&inst->alg);  in ahash_register_instance()