77 lines
1.8 KiB
C
77 lines
1.8 KiB
C
/*
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* Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
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*
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* Licensed under the OpenSSL license (the "License"). You may not use
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* this file except in compliance with the License. You can obtain a copy
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* in the file LICENSE in the source distribution or at
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* https://www.openssl.org/source/license.html
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*/
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#include <stdio.h>
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#include "internal/cryptlib.h"
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#include <openssl/evp.h>
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#include <openssl/objects.h>
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#include <openssl/x509.h>
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int X509_certificate_type(const X509 *x, const EVP_PKEY *pkey)
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{
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const EVP_PKEY *pk;
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int ret = 0, i;
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if (x == NULL)
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return (0);
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if (pkey == NULL)
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pk = X509_get0_pubkey(x);
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else
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pk = pkey;
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if (pk == NULL)
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return (0);
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switch (EVP_PKEY_id(pk)) {
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case EVP_PKEY_RSA:
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ret = EVP_PK_RSA | EVP_PKT_SIGN;
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/* if (!sign only extension) */
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ret |= EVP_PKT_ENC;
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break;
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case EVP_PKEY_DSA:
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ret = EVP_PK_DSA | EVP_PKT_SIGN;
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break;
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case EVP_PKEY_EC:
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ret = EVP_PK_EC | EVP_PKT_SIGN | EVP_PKT_EXCH;
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break;
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case EVP_PKEY_DH:
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ret = EVP_PK_DH | EVP_PKT_EXCH;
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break;
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case NID_id_GostR3410_2001:
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case NID_id_GostR3410_2012_256:
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case NID_id_GostR3410_2012_512:
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ret = EVP_PKT_EXCH | EVP_PKT_SIGN;
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break;
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default:
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break;
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}
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i = X509_get_signature_nid(x);
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if (i && OBJ_find_sigid_algs(i, NULL, &i)) {
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switch (i) {
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case NID_rsaEncryption:
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case NID_rsa:
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ret |= EVP_PKS_RSA;
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break;
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case NID_dsa:
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case NID_dsa_2:
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ret |= EVP_PKS_DSA;
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break;
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case NID_X9_62_id_ecPublicKey:
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ret |= EVP_PKS_EC;
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break;
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default:
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break;
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}
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}
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return (ret);
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}
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