51 static void shash_set_needkey(struct crypto_shash *tfm, struct shash_alg *alg)  in shash_set_needkey()  argument
53 	if (crypto_shash_alg_has_setkey(alg) &&  in shash_set_needkey()
54 	    !(alg->base.cra_flags & CRYPTO_ALG_OPTIONAL_KEY))  in shash_set_needkey()
353 	struct shash_alg *alg = __crypto_shash_alg(calg);  in crypto_init_shash_ops_async()  local
375 	if (crypto_shash_alg_has_setkey(alg))  in crypto_init_shash_ops_async()
392 	struct shash_alg *alg = crypto_shash_alg(hash);  in crypto_shash_init_tfm()  local
394 	hash->descsize = alg->descsize;  in crypto_shash_init_tfm()
396 	shash_set_needkey(hash, alg);  in crypto_shash_init_tfm()
402 static int crypto_shash_report(struct sk_buff *skb, struct crypto_alg *alg)  in crypto_shash_report()  argument
405 	struct shash_alg *salg = __crypto_shash_alg(alg);  in crypto_shash_report()
411 	rhash.blocksize = alg->cra_blocksize;  in crypto_shash_report()
417 static int crypto_shash_report(struct sk_buff *skb, struct crypto_alg *alg)  in crypto_shash_report()  argument
423 static void crypto_shash_show(struct seq_file *m, struct crypto_alg *alg)
425 static void crypto_shash_show(struct seq_file *m, struct crypto_alg *alg)  in crypto_shash_show()  argument
427 	struct shash_alg *salg = __crypto_shash_alg(alg);  in crypto_shash_show()
430 	seq_printf(m, "blocksize    : %u\n", alg->cra_blocksize);  in crypto_shash_show()
454 static int shash_prepare_alg(struct shash_alg *alg)  in shash_prepare_alg()  argument
456 	struct crypto_alg *base = &alg->base;  in shash_prepare_alg()
458 	if (alg->digestsize > HASH_MAX_DIGESTSIZE ||  in shash_prepare_alg()
459 	    alg->descsize > HASH_MAX_DESCSIZE ||  in shash_prepare_alg()
460 	    alg->statesize > HASH_MAX_STATESIZE)  in shash_prepare_alg()
463 	if ((alg->export && !alg->import) || (alg->import && !alg->export))  in shash_prepare_alg()
470 	if (!alg->finup)  in shash_prepare_alg()
471 		alg->finup = shash_finup_unaligned;  in shash_prepare_alg()
472 	if (!alg->digest)  in shash_prepare_alg()
473 		alg->digest = shash_digest_unaligned;  in shash_prepare_alg()
474 	if (!alg->export) {  in shash_prepare_alg()
475 		alg->export = shash_default_export;  in shash_prepare_alg()
476 		alg->import = shash_default_import;  in shash_prepare_alg()
477 		alg->statesize = alg->descsize;  in shash_prepare_alg()
479 	if (!alg->setkey)  in shash_prepare_alg()
480 		alg->setkey = shash_no_setkey;  in shash_prepare_alg()
485 int crypto_register_shash(struct shash_alg *alg)  in crypto_register_shash()  argument
487 	struct crypto_alg *base = &alg->base;  in crypto_register_shash()
490 	err = shash_prepare_alg(alg);  in crypto_register_shash()
498 int crypto_unregister_shash(struct shash_alg *alg)  in crypto_unregister_shash()  argument
500 	return crypto_unregister_alg(&alg->base);  in crypto_unregister_shash()
545 	err = shash_prepare_alg(&inst->alg);  in shash_register_instance()
561 			    struct shash_alg *alg,  in crypto_init_shash_spawn()  argument
564 	return crypto_init_spawn2(&spawn->base, &alg->base, inst,  in crypto_init_shash_spawn()
571 	struct crypto_alg *alg;  in shash_attr_alg()  local
573 	alg = crypto_attr_alg2(rta, &crypto_shash_type, type, mask);  in shash_attr_alg()
574 	return IS_ERR(alg) ? ERR_CAST(alg) :  in shash_attr_alg()
575 	       container_of(alg, struct shash_alg, base);  in shash_attr_alg()