| /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) |
| * All rights reserved. |
| * |
| * This package is an SSL implementation written |
| * by Eric Young (eay@cryptsoft.com). |
| * The implementation was written so as to conform with Netscapes SSL. |
| * |
| * This library is free for commercial and non-commercial use as long as |
| * the following conditions are aheared to. The following conditions |
| * apply to all code found in this distribution, be it the RC4, RSA, |
| * lhash, DES, etc., code; not just the SSL code. The SSL documentation |
| * included with this distribution is covered by the same copyright terms |
| * except that the holder is Tim Hudson (tjh@cryptsoft.com). |
| * |
| * Copyright remains Eric Young's, and as such any Copyright notices in |
| * the code are not to be removed. |
| * If this package is used in a product, Eric Young should be given attribution |
| * as the author of the parts of the library used. |
| * This can be in the form of a textual message at program startup or |
| * in documentation (online or textual) provided with the package. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * 3. All advertising materials mentioning features or use of this software |
| * must display the following acknowledgement: |
| * "This product includes cryptographic software written by |
| * Eric Young (eay@cryptsoft.com)" |
| * The word 'cryptographic' can be left out if the rouines from the library |
| * being used are not cryptographic related :-). |
| * 4. If you include any Windows specific code (or a derivative thereof) from |
| * the apps directory (application code) you must include an acknowledgement: |
| * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" |
| * |
| * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND |
| * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE |
| * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| * SUCH DAMAGE. |
| * |
| * The licence and distribution terms for any publically available version or |
| * derivative of this code cannot be changed. i.e. this code cannot simply be |
| * copied and put under another distribution licence |
| * [including the GNU Public Licence.] */ |
| |
| #include <openssl/obj.h> |
| |
| #include "../internal.h" |
| |
| |
| typedef struct { |
| int sign_nid; |
| int digest_nid; |
| int pkey_nid; |
| } nid_triple; |
| |
| static const nid_triple kTriples[] = { |
| /* RSA PKCS#1. */ |
| {NID_md4WithRSAEncryption, NID_md4, NID_rsaEncryption}, |
| {NID_md5WithRSAEncryption, NID_md5, NID_rsaEncryption}, |
| {NID_sha1WithRSAEncryption, NID_sha1, NID_rsaEncryption}, |
| {NID_sha224WithRSAEncryption, NID_sha224, NID_rsaEncryption}, |
| {NID_sha256WithRSAEncryption, NID_sha256, NID_rsaEncryption}, |
| {NID_sha384WithRSAEncryption, NID_sha384, NID_rsaEncryption}, |
| {NID_sha512WithRSAEncryption, NID_sha512, NID_rsaEncryption}, |
| /* DSA. */ |
| {NID_dsaWithSHA1, NID_sha1, NID_dsa}, |
| {NID_dsaWithSHA1_2, NID_sha1, NID_dsa_2}, |
| {NID_dsa_with_SHA224, NID_sha224, NID_dsa}, |
| {NID_dsa_with_SHA256, NID_sha256, NID_dsa}, |
| /* ECDSA. */ |
| {NID_ecdsa_with_SHA1, NID_sha1, NID_X9_62_id_ecPublicKey}, |
| {NID_ecdsa_with_SHA224, NID_sha224, NID_X9_62_id_ecPublicKey}, |
| {NID_ecdsa_with_SHA256, NID_sha256, NID_X9_62_id_ecPublicKey}, |
| {NID_ecdsa_with_SHA384, NID_sha384, NID_X9_62_id_ecPublicKey}, |
| {NID_ecdsa_with_SHA512, NID_sha512, NID_X9_62_id_ecPublicKey}, |
| /* For PSS the digest algorithm can vary and depends on the included |
| * AlgorithmIdentifier. The digest "undef" indicates the public key method |
| * should handle this explicitly. */ |
| {NID_rsassaPss, NID_undef, NID_rsaEncryption}, |
| }; |
| |
| int OBJ_find_sigid_algs(int sign_nid, int *out_digest_nid, int *out_pkey_nid) { |
| for (size_t i = 0; i < OPENSSL_ARRAY_SIZE(kTriples); i++) { |
| if (kTriples[i].sign_nid == sign_nid) { |
| if (out_digest_nid != NULL) { |
| *out_digest_nid = kTriples[i].digest_nid; |
| } |
| if (out_pkey_nid != NULL) { |
| *out_pkey_nid = kTriples[i].pkey_nid; |
| } |
| return 1; |
| } |
| } |
| |
| return 0; |
| } |
| |
| int OBJ_find_sigid_by_algs(int *out_sign_nid, int digest_nid, int pkey_nid) { |
| for (size_t i = 0; i < OPENSSL_ARRAY_SIZE(kTriples); i++) { |
| if (kTriples[i].digest_nid == digest_nid && |
| kTriples[i].pkey_nid == pkey_nid) { |
| if (out_sign_nid != NULL) { |
| *out_sign_nid = kTriples[i].sign_nid; |
| } |
| return 1; |
| } |
| } |
| |
| return 0; |
| } |