1*0Sstevel@tonic-gate /* v3_skey.c */ 2*0Sstevel@tonic-gate /* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL 3*0Sstevel@tonic-gate * project 1999. 4*0Sstevel@tonic-gate */ 5*0Sstevel@tonic-gate /* ==================================================================== 6*0Sstevel@tonic-gate * Copyright (c) 1999 The OpenSSL Project. All rights reserved. 7*0Sstevel@tonic-gate * 8*0Sstevel@tonic-gate * Redistribution and use in source and binary forms, with or without 9*0Sstevel@tonic-gate * modification, are permitted provided that the following conditions 10*0Sstevel@tonic-gate * are met: 11*0Sstevel@tonic-gate * 12*0Sstevel@tonic-gate * 1. Redistributions of source code must retain the above copyright 13*0Sstevel@tonic-gate * notice, this list of conditions and the following disclaimer. 14*0Sstevel@tonic-gate * 15*0Sstevel@tonic-gate * 2. Redistributions in binary form must reproduce the above copyright 16*0Sstevel@tonic-gate * notice, this list of conditions and the following disclaimer in 17*0Sstevel@tonic-gate * the documentation and/or other materials provided with the 18*0Sstevel@tonic-gate * distribution. 19*0Sstevel@tonic-gate * 20*0Sstevel@tonic-gate * 3. All advertising materials mentioning features or use of this 21*0Sstevel@tonic-gate * software must display the following acknowledgment: 22*0Sstevel@tonic-gate * "This product includes software developed by the OpenSSL Project 23*0Sstevel@tonic-gate * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" 24*0Sstevel@tonic-gate * 25*0Sstevel@tonic-gate * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to 26*0Sstevel@tonic-gate * endorse or promote products derived from this software without 27*0Sstevel@tonic-gate * prior written permission. For written permission, please contact 28*0Sstevel@tonic-gate * licensing@OpenSSL.org. 29*0Sstevel@tonic-gate * 30*0Sstevel@tonic-gate * 5. Products derived from this software may not be called "OpenSSL" 31*0Sstevel@tonic-gate * nor may "OpenSSL" appear in their names without prior written 32*0Sstevel@tonic-gate * permission of the OpenSSL Project. 33*0Sstevel@tonic-gate * 34*0Sstevel@tonic-gate * 6. Redistributions of any form whatsoever must retain the following 35*0Sstevel@tonic-gate * acknowledgment: 36*0Sstevel@tonic-gate * "This product includes software developed by the OpenSSL Project 37*0Sstevel@tonic-gate * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" 38*0Sstevel@tonic-gate * 39*0Sstevel@tonic-gate * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY 40*0Sstevel@tonic-gate * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 41*0Sstevel@tonic-gate * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 42*0Sstevel@tonic-gate * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR 43*0Sstevel@tonic-gate * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 44*0Sstevel@tonic-gate * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 45*0Sstevel@tonic-gate * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 46*0Sstevel@tonic-gate * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 47*0Sstevel@tonic-gate * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 48*0Sstevel@tonic-gate * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 49*0Sstevel@tonic-gate * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 50*0Sstevel@tonic-gate * OF THE POSSIBILITY OF SUCH DAMAGE. 51*0Sstevel@tonic-gate * ==================================================================== 52*0Sstevel@tonic-gate * 53*0Sstevel@tonic-gate * This product includes cryptographic software written by Eric Young 54*0Sstevel@tonic-gate * (eay@cryptsoft.com). This product includes software written by Tim 55*0Sstevel@tonic-gate * Hudson (tjh@cryptsoft.com). 56*0Sstevel@tonic-gate * 57*0Sstevel@tonic-gate */ 58*0Sstevel@tonic-gate 59*0Sstevel@tonic-gate 60*0Sstevel@tonic-gate #include <stdio.h> 61*0Sstevel@tonic-gate #include "cryptlib.h" 62*0Sstevel@tonic-gate #include <openssl/x509v3.h> 63*0Sstevel@tonic-gate 64*0Sstevel@tonic-gate static ASN1_OCTET_STRING *s2i_skey_id(X509V3_EXT_METHOD *method, X509V3_CTX *ctx, char *str); 65*0Sstevel@tonic-gate X509V3_EXT_METHOD v3_skey_id = { 66*0Sstevel@tonic-gate NID_subject_key_identifier, 0, ASN1_ITEM_ref(ASN1_OCTET_STRING), 67*0Sstevel@tonic-gate 0,0,0,0, 68*0Sstevel@tonic-gate (X509V3_EXT_I2S)i2s_ASN1_OCTET_STRING, 69*0Sstevel@tonic-gate (X509V3_EXT_S2I)s2i_skey_id, 70*0Sstevel@tonic-gate 0,0,0,0, 71*0Sstevel@tonic-gate NULL}; 72*0Sstevel@tonic-gate 73*0Sstevel@tonic-gate char *i2s_ASN1_OCTET_STRING(X509V3_EXT_METHOD *method, 74*0Sstevel@tonic-gate ASN1_OCTET_STRING *oct) 75*0Sstevel@tonic-gate { 76*0Sstevel@tonic-gate return hex_to_string(oct->data, oct->length); 77*0Sstevel@tonic-gate } 78*0Sstevel@tonic-gate 79*0Sstevel@tonic-gate ASN1_OCTET_STRING *s2i_ASN1_OCTET_STRING(X509V3_EXT_METHOD *method, 80*0Sstevel@tonic-gate X509V3_CTX *ctx, char *str) 81*0Sstevel@tonic-gate { 82*0Sstevel@tonic-gate ASN1_OCTET_STRING *oct; 83*0Sstevel@tonic-gate long length; 84*0Sstevel@tonic-gate 85*0Sstevel@tonic-gate if(!(oct = M_ASN1_OCTET_STRING_new())) { 86*0Sstevel@tonic-gate X509V3err(X509V3_F_S2I_ASN1_OCTET_STRING,ERR_R_MALLOC_FAILURE); 87*0Sstevel@tonic-gate return NULL; 88*0Sstevel@tonic-gate } 89*0Sstevel@tonic-gate 90*0Sstevel@tonic-gate if(!(oct->data = string_to_hex(str, &length))) { 91*0Sstevel@tonic-gate M_ASN1_OCTET_STRING_free(oct); 92*0Sstevel@tonic-gate return NULL; 93*0Sstevel@tonic-gate } 94*0Sstevel@tonic-gate 95*0Sstevel@tonic-gate oct->length = length; 96*0Sstevel@tonic-gate 97*0Sstevel@tonic-gate return oct; 98*0Sstevel@tonic-gate 99*0Sstevel@tonic-gate } 100*0Sstevel@tonic-gate 101*0Sstevel@tonic-gate static ASN1_OCTET_STRING *s2i_skey_id(X509V3_EXT_METHOD *method, 102*0Sstevel@tonic-gate X509V3_CTX *ctx, char *str) 103*0Sstevel@tonic-gate { 104*0Sstevel@tonic-gate ASN1_OCTET_STRING *oct; 105*0Sstevel@tonic-gate ASN1_BIT_STRING *pk; 106*0Sstevel@tonic-gate unsigned char pkey_dig[EVP_MAX_MD_SIZE]; 107*0Sstevel@tonic-gate unsigned int diglen; 108*0Sstevel@tonic-gate 109*0Sstevel@tonic-gate if(strcmp(str, "hash")) return s2i_ASN1_OCTET_STRING(method, ctx, str); 110*0Sstevel@tonic-gate 111*0Sstevel@tonic-gate if(!(oct = M_ASN1_OCTET_STRING_new())) { 112*0Sstevel@tonic-gate X509V3err(X509V3_F_S2I_S2I_SKEY_ID,ERR_R_MALLOC_FAILURE); 113*0Sstevel@tonic-gate return NULL; 114*0Sstevel@tonic-gate } 115*0Sstevel@tonic-gate 116*0Sstevel@tonic-gate if(ctx && (ctx->flags == CTX_TEST)) return oct; 117*0Sstevel@tonic-gate 118*0Sstevel@tonic-gate if(!ctx || (!ctx->subject_req && !ctx->subject_cert)) { 119*0Sstevel@tonic-gate X509V3err(X509V3_F_S2I_ASN1_SKEY_ID,X509V3_R_NO_PUBLIC_KEY); 120*0Sstevel@tonic-gate goto err; 121*0Sstevel@tonic-gate } 122*0Sstevel@tonic-gate 123*0Sstevel@tonic-gate if(ctx->subject_req) 124*0Sstevel@tonic-gate pk = ctx->subject_req->req_info->pubkey->public_key; 125*0Sstevel@tonic-gate else pk = ctx->subject_cert->cert_info->key->public_key; 126*0Sstevel@tonic-gate 127*0Sstevel@tonic-gate if(!pk) { 128*0Sstevel@tonic-gate X509V3err(X509V3_F_S2I_ASN1_SKEY_ID,X509V3_R_NO_PUBLIC_KEY); 129*0Sstevel@tonic-gate goto err; 130*0Sstevel@tonic-gate } 131*0Sstevel@tonic-gate 132*0Sstevel@tonic-gate EVP_Digest(pk->data, pk->length, pkey_dig, &diglen, EVP_sha1(), NULL); 133*0Sstevel@tonic-gate 134*0Sstevel@tonic-gate if(!M_ASN1_OCTET_STRING_set(oct, pkey_dig, diglen)) { 135*0Sstevel@tonic-gate X509V3err(X509V3_F_S2I_S2I_SKEY_ID,ERR_R_MALLOC_FAILURE); 136*0Sstevel@tonic-gate goto err; 137*0Sstevel@tonic-gate } 138*0Sstevel@tonic-gate 139*0Sstevel@tonic-gate return oct; 140*0Sstevel@tonic-gate 141*0Sstevel@tonic-gate err: 142*0Sstevel@tonic-gate M_ASN1_OCTET_STRING_free(oct); 143*0Sstevel@tonic-gate return NULL; 144*0Sstevel@tonic-gate } 145