26 			struct pkcs7_signed_info *sinfo)  in pkcs7_digest()  argument
34 	kenter(",%u,%u", sinfo->index, sinfo->sig.pkey_hash_algo);  in pkcs7_digest()
36 	if (sinfo->sig.pkey_hash_algo >= PKEY_HASH__LAST ||  in pkcs7_digest()
37 	    !hash_algo_name[sinfo->sig.pkey_hash_algo])  in pkcs7_digest()
43 	tfm = crypto_alloc_shash(hash_algo_name[sinfo->sig.pkey_hash_algo],  in pkcs7_digest()
49 	sinfo->sig.digest_size = digest_size = crypto_shash_digestsize(tfm);  in pkcs7_digest()
73 	if (sinfo->msgdigest) {  in pkcs7_digest()
76 		if (sinfo->msgdigest_len != sinfo->sig.digest_size) {  in pkcs7_digest()
78 				 sinfo->index, sinfo->msgdigest_len);  in pkcs7_digest()
83 		if (memcmp(digest, sinfo->msgdigest, sinfo->msgdigest_len) != 0) {  in pkcs7_digest()
85 				 sinfo->index);  in pkcs7_digest()
95 		memset(digest, 0, sinfo->sig.digest_size);  in pkcs7_digest()
104 		ret = crypto_shash_finup(desc, sinfo->authattrs,  in pkcs7_digest()
105 					 sinfo->authattrs_len, digest);  in pkcs7_digest()
111 	sinfo->sig.digest = digest;  in pkcs7_digest()
129 			  struct pkcs7_signed_info *sinfo)  in pkcs7_find_key()  argument
134 	kenter("%u", sinfo->index);  in pkcs7_find_key()
142 		if (!asymmetric_key_id_same(x509->id, sinfo->signing_cert_id))  in pkcs7_find_key()
145 			 sinfo->index, certix);  in pkcs7_find_key()
147 		if (x509->pub->pkey_algo != sinfo->sig.pkey_algo) {  in pkcs7_find_key()
149 				sinfo->index);  in pkcs7_find_key()
153 		sinfo->signer = x509;  in pkcs7_find_key()
161 		 sinfo->index,  in pkcs7_find_key()
162 		 sinfo->signing_cert_id->len, sinfo->signing_cert_id->data);  in pkcs7_find_key()
170 				  struct pkcs7_signed_info *sinfo)  in pkcs7_verify_sig_chain()  argument
172 	struct x509_certificate *x509 = sinfo->signer, *p;  in pkcs7_verify_sig_chain()
237 				sinfo->index);  in pkcs7_verify_sig_chain()
268 			    struct pkcs7_signed_info *sinfo)  in pkcs7_verify_one()  argument
272 	kenter(",%u", sinfo->index);  in pkcs7_verify_one()
277 	ret = pkcs7_digest(pkcs7, sinfo);  in pkcs7_verify_one()
282 	ret = pkcs7_find_key(pkcs7, sinfo);  in pkcs7_verify_one()
286 	if (!sinfo->signer)  in pkcs7_verify_one()
290 		 sinfo->signer->index, sinfo->index);  in pkcs7_verify_one()
293 	ret = public_key_verify_signature(sinfo->signer->pub, &sinfo->sig);  in pkcs7_verify_one()
297 	pr_devel("Verified signature %u\n", sinfo->index);  in pkcs7_verify_one()
300 	return pkcs7_verify_sig_chain(pkcs7, sinfo);  in pkcs7_verify_one()
330 	struct pkcs7_signed_info *sinfo;  in pkcs7_verify()  local
343 	for (sinfo = pkcs7->signed_infos; sinfo; sinfo = sinfo->next) {  in pkcs7_verify()
344 		ret = pkcs7_verify_one(pkcs7, sinfo);  in pkcs7_verify()
347 				sinfo->unsupported_crypto = true;  in pkcs7_verify()