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/* 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 <CCryptoBoringSSL_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},
// The following algorithms use more complex (or simpler) parameters. The
// digest "undef" indicates the caller should handle this explicitly.
{NID_rsassaPss, NID_undef, NID_rsaEncryption},
{NID_ED25519, NID_undef, NID_ED25519},
};
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;
}
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