1*0Sstevel@tonic-gate /* crypto/asn1/x_x509.c */ 2*0Sstevel@tonic-gate /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) 3*0Sstevel@tonic-gate * All rights reserved. 4*0Sstevel@tonic-gate * 5*0Sstevel@tonic-gate * This package is an SSL implementation written 6*0Sstevel@tonic-gate * by Eric Young (eay@cryptsoft.com). 7*0Sstevel@tonic-gate * The implementation was written so as to conform with Netscapes SSL. 8*0Sstevel@tonic-gate * 9*0Sstevel@tonic-gate * This library is free for commercial and non-commercial use as long as 10*0Sstevel@tonic-gate * the following conditions are aheared to. The following conditions 11*0Sstevel@tonic-gate * apply to all code found in this distribution, be it the RC4, RSA, 12*0Sstevel@tonic-gate * lhash, DES, etc., code; not just the SSL code. The SSL documentation 13*0Sstevel@tonic-gate * included with this distribution is covered by the same copyright terms 14*0Sstevel@tonic-gate * except that the holder is Tim Hudson (tjh@cryptsoft.com). 15*0Sstevel@tonic-gate * 16*0Sstevel@tonic-gate * Copyright remains Eric Young's, and as such any Copyright notices in 17*0Sstevel@tonic-gate * the code are not to be removed. 18*0Sstevel@tonic-gate * If this package is used in a product, Eric Young should be given attribution 19*0Sstevel@tonic-gate * as the author of the parts of the library used. 20*0Sstevel@tonic-gate * This can be in the form of a textual message at program startup or 21*0Sstevel@tonic-gate * in documentation (online or textual) provided with the package. 22*0Sstevel@tonic-gate * 23*0Sstevel@tonic-gate * Redistribution and use in source and binary forms, with or without 24*0Sstevel@tonic-gate * modification, are permitted provided that the following conditions 25*0Sstevel@tonic-gate * are met: 26*0Sstevel@tonic-gate * 1. Redistributions of source code must retain the copyright 27*0Sstevel@tonic-gate * notice, this list of conditions and the following disclaimer. 28*0Sstevel@tonic-gate * 2. Redistributions in binary form must reproduce the above copyright 29*0Sstevel@tonic-gate * notice, this list of conditions and the following disclaimer in the 30*0Sstevel@tonic-gate * documentation and/or other materials provided with the distribution. 31*0Sstevel@tonic-gate * 3. All advertising materials mentioning features or use of this software 32*0Sstevel@tonic-gate * must display the following acknowledgement: 33*0Sstevel@tonic-gate * "This product includes cryptographic software written by 34*0Sstevel@tonic-gate * Eric Young (eay@cryptsoft.com)" 35*0Sstevel@tonic-gate * The word 'cryptographic' can be left out if the rouines from the library 36*0Sstevel@tonic-gate * being used are not cryptographic related :-). 37*0Sstevel@tonic-gate * 4. If you include any Windows specific code (or a derivative thereof) from 38*0Sstevel@tonic-gate * the apps directory (application code) you must include an acknowledgement: 39*0Sstevel@tonic-gate * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" 40*0Sstevel@tonic-gate * 41*0Sstevel@tonic-gate * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND 42*0Sstevel@tonic-gate * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 43*0Sstevel@tonic-gate * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 44*0Sstevel@tonic-gate * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 45*0Sstevel@tonic-gate * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 46*0Sstevel@tonic-gate * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 47*0Sstevel@tonic-gate * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 48*0Sstevel@tonic-gate * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 49*0Sstevel@tonic-gate * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 50*0Sstevel@tonic-gate * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 51*0Sstevel@tonic-gate * SUCH DAMAGE. 52*0Sstevel@tonic-gate * 53*0Sstevel@tonic-gate * The licence and distribution terms for any publically available version or 54*0Sstevel@tonic-gate * derivative of this code cannot be changed. i.e. this code cannot simply be 55*0Sstevel@tonic-gate * copied and put under another distribution licence 56*0Sstevel@tonic-gate * [including the GNU Public Licence.] 57*0Sstevel@tonic-gate */ 58*0Sstevel@tonic-gate 59*0Sstevel@tonic-gate #include <stdio.h> 60*0Sstevel@tonic-gate #include "cryptlib.h" 61*0Sstevel@tonic-gate #include <openssl/evp.h> 62*0Sstevel@tonic-gate #include <openssl/asn1t.h> 63*0Sstevel@tonic-gate #include <openssl/x509.h> 64*0Sstevel@tonic-gate #include <openssl/x509v3.h> 65*0Sstevel@tonic-gate 66*0Sstevel@tonic-gate ASN1_SEQUENCE(X509_CINF) = { 67*0Sstevel@tonic-gate ASN1_EXP_OPT(X509_CINF, version, ASN1_INTEGER, 0), 68*0Sstevel@tonic-gate ASN1_SIMPLE(X509_CINF, serialNumber, ASN1_INTEGER), 69*0Sstevel@tonic-gate ASN1_SIMPLE(X509_CINF, signature, X509_ALGOR), 70*0Sstevel@tonic-gate ASN1_SIMPLE(X509_CINF, issuer, X509_NAME), 71*0Sstevel@tonic-gate ASN1_SIMPLE(X509_CINF, validity, X509_VAL), 72*0Sstevel@tonic-gate ASN1_SIMPLE(X509_CINF, subject, X509_NAME), 73*0Sstevel@tonic-gate ASN1_SIMPLE(X509_CINF, key, X509_PUBKEY), 74*0Sstevel@tonic-gate ASN1_IMP_OPT(X509_CINF, issuerUID, ASN1_BIT_STRING, 1), 75*0Sstevel@tonic-gate ASN1_IMP_OPT(X509_CINF, subjectUID, ASN1_BIT_STRING, 2), 76*0Sstevel@tonic-gate ASN1_EXP_SEQUENCE_OF_OPT(X509_CINF, extensions, X509_EXTENSION, 3) 77*0Sstevel@tonic-gate } ASN1_SEQUENCE_END(X509_CINF) 78*0Sstevel@tonic-gate 79*0Sstevel@tonic-gate IMPLEMENT_ASN1_FUNCTIONS(X509_CINF) 80*0Sstevel@tonic-gate /* X509 top level structure needs a bit of customisation */ 81*0Sstevel@tonic-gate 82*0Sstevel@tonic-gate static int x509_cb(int operation, ASN1_VALUE **pval, const ASN1_ITEM *it) 83*0Sstevel@tonic-gate { 84*0Sstevel@tonic-gate X509 *ret = (X509 *)*pval; 85*0Sstevel@tonic-gate 86*0Sstevel@tonic-gate switch(operation) { 87*0Sstevel@tonic-gate 88*0Sstevel@tonic-gate case ASN1_OP_NEW_POST: 89*0Sstevel@tonic-gate ret->valid=0; 90*0Sstevel@tonic-gate ret->name = NULL; 91*0Sstevel@tonic-gate ret->ex_flags = 0; 92*0Sstevel@tonic-gate ret->ex_pathlen = -1; 93*0Sstevel@tonic-gate ret->skid = NULL; 94*0Sstevel@tonic-gate ret->akid = NULL; 95*0Sstevel@tonic-gate ret->aux = NULL; 96*0Sstevel@tonic-gate CRYPTO_new_ex_data(CRYPTO_EX_INDEX_X509, ret, &ret->ex_data); 97*0Sstevel@tonic-gate break; 98*0Sstevel@tonic-gate 99*0Sstevel@tonic-gate case ASN1_OP_D2I_POST: 100*0Sstevel@tonic-gate if (ret->name != NULL) OPENSSL_free(ret->name); 101*0Sstevel@tonic-gate ret->name=X509_NAME_oneline(ret->cert_info->subject,NULL,0); 102*0Sstevel@tonic-gate break; 103*0Sstevel@tonic-gate 104*0Sstevel@tonic-gate case ASN1_OP_FREE_POST: 105*0Sstevel@tonic-gate CRYPTO_free_ex_data(CRYPTO_EX_INDEX_X509, ret, &ret->ex_data); 106*0Sstevel@tonic-gate X509_CERT_AUX_free(ret->aux); 107*0Sstevel@tonic-gate ASN1_OCTET_STRING_free(ret->skid); 108*0Sstevel@tonic-gate AUTHORITY_KEYID_free(ret->akid); 109*0Sstevel@tonic-gate 110*0Sstevel@tonic-gate if (ret->name != NULL) OPENSSL_free(ret->name); 111*0Sstevel@tonic-gate break; 112*0Sstevel@tonic-gate 113*0Sstevel@tonic-gate } 114*0Sstevel@tonic-gate 115*0Sstevel@tonic-gate return 1; 116*0Sstevel@tonic-gate 117*0Sstevel@tonic-gate } 118*0Sstevel@tonic-gate 119*0Sstevel@tonic-gate ASN1_SEQUENCE_ref(X509, x509_cb, CRYPTO_LOCK_X509) = { 120*0Sstevel@tonic-gate ASN1_SIMPLE(X509, cert_info, X509_CINF), 121*0Sstevel@tonic-gate ASN1_SIMPLE(X509, sig_alg, X509_ALGOR), 122*0Sstevel@tonic-gate ASN1_SIMPLE(X509, signature, ASN1_BIT_STRING) 123*0Sstevel@tonic-gate } ASN1_SEQUENCE_END_ref(X509, X509) 124*0Sstevel@tonic-gate 125*0Sstevel@tonic-gate IMPLEMENT_ASN1_FUNCTIONS(X509) 126*0Sstevel@tonic-gate IMPLEMENT_ASN1_DUP_FUNCTION(X509) 127*0Sstevel@tonic-gate 128*0Sstevel@tonic-gate static ASN1_METHOD meth={ 129*0Sstevel@tonic-gate (int (*)()) i2d_X509, 130*0Sstevel@tonic-gate (char *(*)())d2i_X509, 131*0Sstevel@tonic-gate (char *(*)())X509_new, 132*0Sstevel@tonic-gate (void (*)()) X509_free}; 133*0Sstevel@tonic-gate 134*0Sstevel@tonic-gate ASN1_METHOD *X509_asn1_meth(void) 135*0Sstevel@tonic-gate { 136*0Sstevel@tonic-gate return(&meth); 137*0Sstevel@tonic-gate } 138*0Sstevel@tonic-gate 139*0Sstevel@tonic-gate int X509_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func, 140*0Sstevel@tonic-gate CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func) 141*0Sstevel@tonic-gate { 142*0Sstevel@tonic-gate return CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_X509, argl, argp, 143*0Sstevel@tonic-gate new_func, dup_func, free_func); 144*0Sstevel@tonic-gate } 145*0Sstevel@tonic-gate 146*0Sstevel@tonic-gate int X509_set_ex_data(X509 *r, int idx, void *arg) 147*0Sstevel@tonic-gate { 148*0Sstevel@tonic-gate return(CRYPTO_set_ex_data(&r->ex_data,idx,arg)); 149*0Sstevel@tonic-gate } 150*0Sstevel@tonic-gate 151*0Sstevel@tonic-gate void *X509_get_ex_data(X509 *r, int idx) 152*0Sstevel@tonic-gate { 153*0Sstevel@tonic-gate return(CRYPTO_get_ex_data(&r->ex_data,idx)); 154*0Sstevel@tonic-gate } 155*0Sstevel@tonic-gate 156*0Sstevel@tonic-gate /* X509_AUX ASN1 routines. X509_AUX is the name given to 157*0Sstevel@tonic-gate * a certificate with extra info tagged on the end. Since these 158*0Sstevel@tonic-gate * functions set how a certificate is trusted they should only 159*0Sstevel@tonic-gate * be used when the certificate comes from a reliable source 160*0Sstevel@tonic-gate * such as local storage. 161*0Sstevel@tonic-gate * 162*0Sstevel@tonic-gate */ 163*0Sstevel@tonic-gate 164*0Sstevel@tonic-gate X509 *d2i_X509_AUX(X509 **a, unsigned char **pp, long length) 165*0Sstevel@tonic-gate { 166*0Sstevel@tonic-gate unsigned char *q; 167*0Sstevel@tonic-gate X509 *ret; 168*0Sstevel@tonic-gate /* Save start position */ 169*0Sstevel@tonic-gate q = *pp; 170*0Sstevel@tonic-gate ret = d2i_X509(a, pp, length); 171*0Sstevel@tonic-gate /* If certificate unreadable then forget it */ 172*0Sstevel@tonic-gate if(!ret) return NULL; 173*0Sstevel@tonic-gate /* update length */ 174*0Sstevel@tonic-gate length -= *pp - q; 175*0Sstevel@tonic-gate if(!length) return ret; 176*0Sstevel@tonic-gate if(!d2i_X509_CERT_AUX(&ret->aux, pp, length)) goto err; 177*0Sstevel@tonic-gate return ret; 178*0Sstevel@tonic-gate err: 179*0Sstevel@tonic-gate X509_free(ret); 180*0Sstevel@tonic-gate return NULL; 181*0Sstevel@tonic-gate } 182*0Sstevel@tonic-gate 183*0Sstevel@tonic-gate int i2d_X509_AUX(X509 *a, unsigned char **pp) 184*0Sstevel@tonic-gate { 185*0Sstevel@tonic-gate int length; 186*0Sstevel@tonic-gate length = i2d_X509(a, pp); 187*0Sstevel@tonic-gate if(a) length += i2d_X509_CERT_AUX(a->aux, pp); 188*0Sstevel@tonic-gate return length; 189*0Sstevel@tonic-gate } 190