1*0Sstevel@tonic-gate /* v3_prn.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 /* X509 v3 extension utilities */ 59*0Sstevel@tonic-gate 60*0Sstevel@tonic-gate #include <stdio.h> 61*0Sstevel@tonic-gate #include "cryptlib.h" 62*0Sstevel@tonic-gate #include <openssl/conf.h> 63*0Sstevel@tonic-gate #include <openssl/x509v3.h> 64*0Sstevel@tonic-gate 65*0Sstevel@tonic-gate /* Extension printing routines */ 66*0Sstevel@tonic-gate 67*0Sstevel@tonic-gate static int unknown_ext_print(BIO *out, X509_EXTENSION *ext, unsigned long flag, int indent, int supported); 68*0Sstevel@tonic-gate 69*0Sstevel@tonic-gate /* Print out a name+value stack */ 70*0Sstevel@tonic-gate 71*0Sstevel@tonic-gate void X509V3_EXT_val_prn(BIO *out, STACK_OF(CONF_VALUE) *val, int indent, int ml) 72*0Sstevel@tonic-gate { 73*0Sstevel@tonic-gate int i; 74*0Sstevel@tonic-gate CONF_VALUE *nval; 75*0Sstevel@tonic-gate if(!val) return; 76*0Sstevel@tonic-gate if(!ml || !sk_CONF_VALUE_num(val)) { 77*0Sstevel@tonic-gate BIO_printf(out, "%*s", indent, ""); 78*0Sstevel@tonic-gate if(!sk_CONF_VALUE_num(val)) BIO_puts(out, "<EMPTY>\n"); 79*0Sstevel@tonic-gate } 80*0Sstevel@tonic-gate for(i = 0; i < sk_CONF_VALUE_num(val); i++) { 81*0Sstevel@tonic-gate if(ml) BIO_printf(out, "%*s", indent, ""); 82*0Sstevel@tonic-gate else if(i > 0) BIO_printf(out, ", "); 83*0Sstevel@tonic-gate nval = sk_CONF_VALUE_value(val, i); 84*0Sstevel@tonic-gate if(!nval->name) BIO_puts(out, nval->value); 85*0Sstevel@tonic-gate else if(!nval->value) BIO_puts(out, nval->name); 86*0Sstevel@tonic-gate #ifndef CHARSET_EBCDIC 87*0Sstevel@tonic-gate else BIO_printf(out, "%s:%s", nval->name, nval->value); 88*0Sstevel@tonic-gate #else 89*0Sstevel@tonic-gate else { 90*0Sstevel@tonic-gate int len; 91*0Sstevel@tonic-gate char *tmp; 92*0Sstevel@tonic-gate len = strlen(nval->value)+1; 93*0Sstevel@tonic-gate tmp = OPENSSL_malloc(len); 94*0Sstevel@tonic-gate if (tmp) 95*0Sstevel@tonic-gate { 96*0Sstevel@tonic-gate ascii2ebcdic(tmp, nval->value, len); 97*0Sstevel@tonic-gate BIO_printf(out, "%s:%s", nval->name, tmp); 98*0Sstevel@tonic-gate OPENSSL_free(tmp); 99*0Sstevel@tonic-gate } 100*0Sstevel@tonic-gate } 101*0Sstevel@tonic-gate #endif 102*0Sstevel@tonic-gate if(ml) BIO_puts(out, "\n"); 103*0Sstevel@tonic-gate } 104*0Sstevel@tonic-gate } 105*0Sstevel@tonic-gate 106*0Sstevel@tonic-gate /* Main routine: print out a general extension */ 107*0Sstevel@tonic-gate 108*0Sstevel@tonic-gate int X509V3_EXT_print(BIO *out, X509_EXTENSION *ext, unsigned long flag, int indent) 109*0Sstevel@tonic-gate { 110*0Sstevel@tonic-gate void *ext_str = NULL; 111*0Sstevel@tonic-gate char *value = NULL; 112*0Sstevel@tonic-gate unsigned char *p; 113*0Sstevel@tonic-gate X509V3_EXT_METHOD *method; 114*0Sstevel@tonic-gate STACK_OF(CONF_VALUE) *nval = NULL; 115*0Sstevel@tonic-gate int ok = 1; 116*0Sstevel@tonic-gate if(!(method = X509V3_EXT_get(ext))) 117*0Sstevel@tonic-gate return unknown_ext_print(out, ext, flag, indent, 0); 118*0Sstevel@tonic-gate p = ext->value->data; 119*0Sstevel@tonic-gate if(method->it) ext_str = ASN1_item_d2i(NULL, &p, ext->value->length, ASN1_ITEM_ptr(method->it)); 120*0Sstevel@tonic-gate else ext_str = method->d2i(NULL, &p, ext->value->length); 121*0Sstevel@tonic-gate 122*0Sstevel@tonic-gate if(!ext_str) return unknown_ext_print(out, ext, flag, indent, 1); 123*0Sstevel@tonic-gate 124*0Sstevel@tonic-gate if(method->i2s) { 125*0Sstevel@tonic-gate if(!(value = method->i2s(method, ext_str))) { 126*0Sstevel@tonic-gate ok = 0; 127*0Sstevel@tonic-gate goto err; 128*0Sstevel@tonic-gate } 129*0Sstevel@tonic-gate #ifndef CHARSET_EBCDIC 130*0Sstevel@tonic-gate BIO_printf(out, "%*s%s", indent, "", value); 131*0Sstevel@tonic-gate #else 132*0Sstevel@tonic-gate { 133*0Sstevel@tonic-gate int len; 134*0Sstevel@tonic-gate char *tmp; 135*0Sstevel@tonic-gate len = strlen(value)+1; 136*0Sstevel@tonic-gate tmp = OPENSSL_malloc(len); 137*0Sstevel@tonic-gate if (tmp) 138*0Sstevel@tonic-gate { 139*0Sstevel@tonic-gate ascii2ebcdic(tmp, value, len); 140*0Sstevel@tonic-gate BIO_printf(out, "%*s%s", indent, "", tmp); 141*0Sstevel@tonic-gate OPENSSL_free(tmp); 142*0Sstevel@tonic-gate } 143*0Sstevel@tonic-gate } 144*0Sstevel@tonic-gate #endif 145*0Sstevel@tonic-gate } else if(method->i2v) { 146*0Sstevel@tonic-gate if(!(nval = method->i2v(method, ext_str, NULL))) { 147*0Sstevel@tonic-gate ok = 0; 148*0Sstevel@tonic-gate goto err; 149*0Sstevel@tonic-gate } 150*0Sstevel@tonic-gate X509V3_EXT_val_prn(out, nval, indent, 151*0Sstevel@tonic-gate method->ext_flags & X509V3_EXT_MULTILINE); 152*0Sstevel@tonic-gate } else if(method->i2r) { 153*0Sstevel@tonic-gate if(!method->i2r(method, ext_str, out, indent)) ok = 0; 154*0Sstevel@tonic-gate } else ok = 0; 155*0Sstevel@tonic-gate 156*0Sstevel@tonic-gate err: 157*0Sstevel@tonic-gate sk_CONF_VALUE_pop_free(nval, X509V3_conf_free); 158*0Sstevel@tonic-gate if(value) OPENSSL_free(value); 159*0Sstevel@tonic-gate if(method->it) ASN1_item_free(ext_str, ASN1_ITEM_ptr(method->it)); 160*0Sstevel@tonic-gate else method->ext_free(ext_str); 161*0Sstevel@tonic-gate return ok; 162*0Sstevel@tonic-gate } 163*0Sstevel@tonic-gate 164*0Sstevel@tonic-gate int X509V3_extensions_print(BIO *bp, char *title, STACK_OF(X509_EXTENSION) *exts, unsigned long flag, int indent) 165*0Sstevel@tonic-gate { 166*0Sstevel@tonic-gate int i, j; 167*0Sstevel@tonic-gate 168*0Sstevel@tonic-gate if(sk_X509_EXTENSION_num(exts) <= 0) return 1; 169*0Sstevel@tonic-gate 170*0Sstevel@tonic-gate if(title) 171*0Sstevel@tonic-gate { 172*0Sstevel@tonic-gate BIO_printf(bp,"%*s%s:\n",indent, "", title); 173*0Sstevel@tonic-gate indent += 4; 174*0Sstevel@tonic-gate } 175*0Sstevel@tonic-gate 176*0Sstevel@tonic-gate for (i=0; i<sk_X509_EXTENSION_num(exts); i++) 177*0Sstevel@tonic-gate { 178*0Sstevel@tonic-gate ASN1_OBJECT *obj; 179*0Sstevel@tonic-gate X509_EXTENSION *ex; 180*0Sstevel@tonic-gate ex=sk_X509_EXTENSION_value(exts, i); 181*0Sstevel@tonic-gate if (indent && BIO_printf(bp,"%*s",indent, "") <= 0) return 0; 182*0Sstevel@tonic-gate obj=X509_EXTENSION_get_object(ex); 183*0Sstevel@tonic-gate i2a_ASN1_OBJECT(bp,obj); 184*0Sstevel@tonic-gate j=X509_EXTENSION_get_critical(ex); 185*0Sstevel@tonic-gate if (BIO_printf(bp,": %s\n",j?"critical":"","") <= 0) 186*0Sstevel@tonic-gate return 0; 187*0Sstevel@tonic-gate if(!X509V3_EXT_print(bp, ex, flag, indent + 4)) 188*0Sstevel@tonic-gate { 189*0Sstevel@tonic-gate BIO_printf(bp, "%*s", indent + 4, ""); 190*0Sstevel@tonic-gate M_ASN1_OCTET_STRING_print(bp,ex->value); 191*0Sstevel@tonic-gate } 192*0Sstevel@tonic-gate if (BIO_write(bp,"\n",1) <= 0) return 0; 193*0Sstevel@tonic-gate } 194*0Sstevel@tonic-gate return 1; 195*0Sstevel@tonic-gate } 196*0Sstevel@tonic-gate 197*0Sstevel@tonic-gate static int unknown_ext_print(BIO *out, X509_EXTENSION *ext, unsigned long flag, int indent, int supported) 198*0Sstevel@tonic-gate { 199*0Sstevel@tonic-gate switch(flag & X509V3_EXT_UNKNOWN_MASK) { 200*0Sstevel@tonic-gate 201*0Sstevel@tonic-gate case X509V3_EXT_DEFAULT: 202*0Sstevel@tonic-gate return 0; 203*0Sstevel@tonic-gate 204*0Sstevel@tonic-gate case X509V3_EXT_ERROR_UNKNOWN: 205*0Sstevel@tonic-gate if(supported) 206*0Sstevel@tonic-gate BIO_printf(out, "%*s<Parse Error>", indent, ""); 207*0Sstevel@tonic-gate else 208*0Sstevel@tonic-gate BIO_printf(out, "%*s<Not Supported>", indent, ""); 209*0Sstevel@tonic-gate return 1; 210*0Sstevel@tonic-gate 211*0Sstevel@tonic-gate case X509V3_EXT_PARSE_UNKNOWN: 212*0Sstevel@tonic-gate return ASN1_parse_dump(out, 213*0Sstevel@tonic-gate ext->value->data, ext->value->length, indent, -1); 214*0Sstevel@tonic-gate case X509V3_EXT_DUMP_UNKNOWN: 215*0Sstevel@tonic-gate return BIO_dump_indent(out, (char *)ext->value->data, ext->value->length, indent); 216*0Sstevel@tonic-gate 217*0Sstevel@tonic-gate default: 218*0Sstevel@tonic-gate return 1; 219*0Sstevel@tonic-gate } 220*0Sstevel@tonic-gate } 221*0Sstevel@tonic-gate 222*0Sstevel@tonic-gate 223*0Sstevel@tonic-gate #ifndef OPENSSL_NO_FP_API 224*0Sstevel@tonic-gate int X509V3_EXT_print_fp(FILE *fp, X509_EXTENSION *ext, int flag, int indent) 225*0Sstevel@tonic-gate { 226*0Sstevel@tonic-gate BIO *bio_tmp; 227*0Sstevel@tonic-gate int ret; 228*0Sstevel@tonic-gate if(!(bio_tmp = BIO_new_fp(fp, BIO_NOCLOSE))) return 0; 229*0Sstevel@tonic-gate ret = X509V3_EXT_print(bio_tmp, ext, flag, indent); 230*0Sstevel@tonic-gate BIO_free(bio_tmp); 231*0Sstevel@tonic-gate return ret; 232*0Sstevel@tonic-gate } 233*0Sstevel@tonic-gate #endif 234