77 lines
2.6 KiB
C
77 lines
2.6 KiB
C
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// Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) All rights reserved.
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// SPDX-License-Identifier: Apache-2.0
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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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// RSA ITU-T X.509. These are rare and we map them to the more
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// common |NID_rsaEncryption| instead for simplicity.
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{NID_md5WithRSA, NID_md5, NID_rsaEncryption},
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{NID_sha1WithRSA, NID_sha1, 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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{NID_MLDSA44, NID_undef, NID_MLDSA44},
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{NID_MLDSA65, NID_undef, NID_MLDSA65},
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{NID_MLDSA87, NID_undef, NID_MLDSA87},
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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 (size_t i = 0; i < OPENSSL_ARRAY_SIZE(kTriples); i++) {
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if (kTriples[i].sign_nid == sign_nid) {
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if (out_digest_nid != NULL) {
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*out_digest_nid = kTriples[i].digest_nid;
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}
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if (out_pkey_nid != NULL) {
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*out_pkey_nid = kTriples[i].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 (size_t i = 0; i < OPENSSL_ARRAY_SIZE(kTriples); i++) {
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if (kTriples[i].digest_nid == digest_nid &&
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kTriples[i].pkey_nid == pkey_nid) {
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if (out_sign_nid != NULL) {
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*out_sign_nid = kTriples[i].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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