1/* crypto/x509/x509type.c */ 2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) 3 * All rights reserved. 4 * 5 * This package is an SSL implementation written 6 * by Eric Young (eay@cryptsoft.com). 7 * The implementation was written so as to conform with Netscapes SSL. 8 * 9 * This library is free for commercial and non-commercial use as long as 10 * the following conditions are aheared to. The following conditions 11 * apply to all code found in this distribution, be it the RC4, RSA, 12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation 13 * included with this distribution is covered by the same copyright terms 14 * except that the holder is Tim Hudson (tjh@cryptsoft.com). 15 * 16 * Copyright remains Eric Young's, and as such any Copyright notices in 17 * the code are not to be removed. 18 * If this package is used in a product, Eric Young should be given attribution 19 * as the author of the parts of the library used. 20 * This can be in the form of a textual message at program startup or 21 * in documentation (online or textual) provided with the package. 22 * 23 * Redistribution and use in source and binary forms, with or without 24 * modification, are permitted provided that the following conditions 25 * are met: 26 * 1. Redistributions of source code must retain the copyright 27 * notice, this list of conditions and the following disclaimer. 28 * 2. Redistributions in binary form must reproduce the above copyright 29 * notice, this list of conditions and the following disclaimer in the 30 * documentation and/or other materials provided with the distribution. 31 * 3. All advertising materials mentioning features or use of this software 32 * must display the following acknowledgement: 33 * "This product includes cryptographic software written by 34 * Eric Young (eay@cryptsoft.com)" 35 * The word 'cryptographic' can be left out if the rouines from the library 36 * being used are not cryptographic related :-). 37 * 4. If you include any Windows specific code (or a derivative thereof) from 38 * the apps directory (application code) you must include an acknowledgement: 39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" 40 * 41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND 42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 51 * SUCH DAMAGE. 52 * 53 * The licence and distribution terms for any publically available version or 54 * derivative of this code cannot be changed. i.e. this code cannot simply be 55 * copied and put under another distribution licence 56 * [including the GNU Public Licence.] 57 */ 58 59#include <stdio.h> 60#include "cryptlib.h" 61#include <openssl/evp.h> 62#include <openssl/objects.h> 63#include <openssl/x509.h> 64 65int X509_certificate_type(X509 *x, EVP_PKEY *pkey) 66 { 67 EVP_PKEY *pk; 68 int ret=0,i; 69 70 if (x == NULL) return(0); 71 72 if (pkey == NULL) 73 pk=X509_get_pubkey(x); 74 else 75 pk=pkey; 76 77 if (pk == NULL) return(0); 78 79 switch (pk->type) 80 { 81 case EVP_PKEY_RSA: 82 ret=EVP_PK_RSA|EVP_PKT_SIGN; 83/* if (!sign only extension) */ 84 ret|=EVP_PKT_ENC; 85 break; 86 case EVP_PKEY_DSA: 87 ret=EVP_PK_DSA|EVP_PKT_SIGN; 88 break; 89 case EVP_PKEY_EC: 90 ret=EVP_PK_EC|EVP_PKT_SIGN|EVP_PKT_EXCH; 91 break; 92 case EVP_PKEY_DH: 93 ret=EVP_PK_DH|EVP_PKT_EXCH; 94 break; 95 default: 96 break; 97 } 98 99 i=X509_get_signature_type(x); 100 switch (i) 101 { 102 case EVP_PKEY_RSA: 103 ret|=EVP_PKS_RSA; 104 break; 105 case EVP_PKEY_DSA: 106 ret|=EVP_PKS_DSA; 107 break; 108 case EVP_PKEY_EC: 109 ret|=EVP_PKS_EC; 110 break; 111 default: 112 break; 113 } 114 115 if (EVP_PKEY_size(pk) <= 1024/8)/* /8 because it's 1024 bits we look 116 for, not bytes */ 117 ret|=EVP_PKT_EXP; 118 if(pkey==NULL) EVP_PKEY_free(pk); 119 return(ret); 120 } 121 122