452 	struct ahash_alg *alg = crypto_ahash_alg(hash);  in crypto_ahash_init_tfm()  local
462 	hash->init = alg->init;  in crypto_ahash_init_tfm()
463 	hash->update = alg->update;  in crypto_ahash_init_tfm()
464 	hash->final = alg->final;  in crypto_ahash_init_tfm()
465 	hash->finup = alg->finup ?: ahash_def_finup;  in crypto_ahash_init_tfm()
466 	hash->digest = alg->digest;  in crypto_ahash_init_tfm()
468 	if (alg->setkey) {  in crypto_ahash_init_tfm()
469 		hash->setkey = alg->setkey;  in crypto_ahash_init_tfm()
472 	if (alg->export)  in crypto_ahash_init_tfm()
473 		hash->export = alg->export;  in crypto_ahash_init_tfm()
474 	if (alg->import)  in crypto_ahash_init_tfm()
475 		hash->import = alg->import;  in crypto_ahash_init_tfm()
480 static unsigned int crypto_ahash_extsize(struct crypto_alg *alg)  in crypto_ahash_extsize()  argument
482 	if (alg->cra_type == &crypto_ahash_type)  in crypto_ahash_extsize()
483 		return alg->cra_ctxsize;  in crypto_ahash_extsize()
489 static int crypto_ahash_report(struct sk_buff *skb, struct crypto_alg *alg)  in crypto_ahash_report()  argument
495 	rhash.blocksize = alg->cra_blocksize;  in crypto_ahash_report()
496 	rhash.digestsize = __crypto_hash_alg_common(alg)->digestsize;  in crypto_ahash_report()
507 static int crypto_ahash_report(struct sk_buff *skb, struct crypto_alg *alg)  in crypto_ahash_report()  argument
513 static void crypto_ahash_show(struct seq_file *m, struct crypto_alg *alg)
515 static void crypto_ahash_show(struct seq_file *m, struct crypto_alg *alg)  in crypto_ahash_show()  argument
518 	seq_printf(m, "async        : %s\n", alg->cra_flags & CRYPTO_ALG_ASYNC ?  in crypto_ahash_show()
520 	seq_printf(m, "blocksize    : %u\n", alg->cra_blocksize);  in crypto_ahash_show()
522 		   __crypto_hash_alg_common(alg)->digestsize);  in crypto_ahash_show()
546 static int ahash_prepare_alg(struct ahash_alg *alg)  in ahash_prepare_alg()  argument
548 	struct crypto_alg *base = &alg->halg.base;  in ahash_prepare_alg()
550 	if (alg->halg.digestsize > PAGE_SIZE / 8 ||  in ahash_prepare_alg()
551 	    alg->halg.statesize > PAGE_SIZE / 8 ||  in ahash_prepare_alg()
552 	    alg->halg.statesize == 0)  in ahash_prepare_alg()
562 int crypto_register_ahash(struct ahash_alg *alg)  in crypto_register_ahash()  argument
564 	struct crypto_alg *base = &alg->halg.base;  in crypto_register_ahash()
567 	err = ahash_prepare_alg(alg);  in crypto_register_ahash()
575 int crypto_unregister_ahash(struct ahash_alg *alg)  in crypto_unregister_ahash()  argument
577 	return crypto_unregister_alg(&alg->halg.base);  in crypto_unregister_ahash()
586 	err = ahash_prepare_alg(&inst->alg);  in ahash_register_instance()
602 			    struct hash_alg_common *alg,  in crypto_init_ahash_spawn()  argument
605 	return crypto_init_spawn2(&spawn->base, &alg->base, inst,  in crypto_init_ahash_spawn()
612 	struct crypto_alg *alg;  in ahash_attr_alg()  local
614 	alg = crypto_attr_alg2(rta, &crypto_ahash_type, type, mask);  in ahash_attr_alg()
615 	return IS_ERR(alg) ? ERR_CAST(alg) : __crypto_hash_alg_common(alg);  in ahash_attr_alg()