David Benjamin
815fec1839
In the STL, <iterator> has a std::size for arrays. Some of these could also just be ranged for loops. One static_assert could not use std::size(out->whatever) because out was not a compile-time value, but std::extent_v<decltype(out->whatever)> works instead. Change-Id: I28007c79f5583e09167b81a34a447e205ee6dd9b Reviewed-on: https://boringssl-review.googlesource.com/c/boringssl/+/81658 Reviewed-by: Adam Langley <agl@google.com> Commit-Queue: David Benjamin <davidben@google.com>
81 lines
2.7 KiB
C++
81 lines
2.7 KiB
C++
// Copyright 2006-2016 The OpenSSL Project Authors. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// https://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include <openssl/obj.h>
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#include "../internal.h"
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typedef struct {
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int sign_nid;
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int digest_nid;
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int pkey_nid;
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} nid_triple;
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static const nid_triple kTriples[] = {
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// RSA PKCS#1.
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{NID_md4WithRSAEncryption, NID_md4, NID_rsaEncryption},
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{NID_md5WithRSAEncryption, NID_md5, NID_rsaEncryption},
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{NID_sha1WithRSAEncryption, NID_sha1, NID_rsaEncryption},
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{NID_sha224WithRSAEncryption, NID_sha224, NID_rsaEncryption},
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{NID_sha256WithRSAEncryption, NID_sha256, NID_rsaEncryption},
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{NID_sha384WithRSAEncryption, NID_sha384, NID_rsaEncryption},
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{NID_sha512WithRSAEncryption, NID_sha512, NID_rsaEncryption},
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// DSA.
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{NID_dsaWithSHA1, NID_sha1, NID_dsa},
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{NID_dsaWithSHA1_2, NID_sha1, NID_dsa_2},
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{NID_dsa_with_SHA224, NID_sha224, NID_dsa},
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{NID_dsa_with_SHA256, NID_sha256, NID_dsa},
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// ECDSA.
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{NID_ecdsa_with_SHA1, NID_sha1, NID_X9_62_id_ecPublicKey},
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{NID_ecdsa_with_SHA224, NID_sha224, NID_X9_62_id_ecPublicKey},
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{NID_ecdsa_with_SHA256, NID_sha256, NID_X9_62_id_ecPublicKey},
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{NID_ecdsa_with_SHA384, NID_sha384, NID_X9_62_id_ecPublicKey},
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{NID_ecdsa_with_SHA512, NID_sha512, NID_X9_62_id_ecPublicKey},
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// The following algorithms use more complex (or simpler) parameters. The
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// digest "undef" indicates the caller should handle this explicitly.
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{NID_rsassaPss, NID_undef, NID_rsaEncryption},
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{NID_ED25519, NID_undef, NID_ED25519},
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};
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int OBJ_find_sigid_algs(int sign_nid, int *out_digest_nid, int *out_pkey_nid) {
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for (const auto &triple : kTriples) {
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if (triple.sign_nid == sign_nid) {
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if (out_digest_nid != NULL) {
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*out_digest_nid = triple.digest_nid;
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}
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if (out_pkey_nid != NULL) {
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*out_pkey_nid = triple.pkey_nid;
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}
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return 1;
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}
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}
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return 0;
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}
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int OBJ_find_sigid_by_algs(int *out_sign_nid, int digest_nid, int pkey_nid) {
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for (const auto &triple : kTriples) {
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if (triple.digest_nid == digest_nid &&
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triple.pkey_nid == pkey_nid) {
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if (out_sign_nid != NULL) {
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*out_sign_nid = triple.sign_nid;
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}
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return 1;
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}
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}
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return 0;
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}
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