195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley/* v3_prn.c */ 295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL 395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * project 1999. 495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley */ 595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley/* ==================================================================== 695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * Copyright (c) 1999 The OpenSSL Project. All rights reserved. 795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * 895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * Redistribution and use in source and binary forms, with or without 995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * modification, are permitted provided that the following conditions 1095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * are met: 1195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * 1295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * 1. Redistributions of source code must retain the above copyright 1395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * notice, this list of conditions and the following disclaimer. 1495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * 1595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * 2. Redistributions in binary form must reproduce the above copyright 1695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * notice, this list of conditions and the following disclaimer in 1795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * the documentation and/or other materials provided with the 1895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * distribution. 1995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * 2095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * 3. All advertising materials mentioning features or use of this 2195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * software must display the following acknowledgment: 2295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * "This product includes software developed by the OpenSSL Project 2395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" 2495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * 2595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to 2695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * endorse or promote products derived from this software without 2795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * prior written permission. For written permission, please contact 2895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * licensing@OpenSSL.org. 2995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * 3095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * 5. Products derived from this software may not be called "OpenSSL" 3195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * nor may "OpenSSL" appear in their names without prior written 3295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * permission of the OpenSSL Project. 3395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * 3495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * 6. Redistributions of any form whatsoever must retain the following 3595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * acknowledgment: 3695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * "This product includes software developed by the OpenSSL Project 3795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" 3895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * 3995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY 4095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 4195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 4295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR 4395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 4495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 4595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 4695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 4795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 4895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 4995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 5095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * OF THE POSSIBILITY OF SUCH DAMAGE. 5195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * ==================================================================== 5295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * 5395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * This product includes cryptographic software written by Eric Young 5495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * (eay@cryptsoft.com). This product includes software written by Tim 5595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * Hudson (tjh@cryptsoft.com). */ 5695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 5795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley/* X509 v3 extension utilities */ 5895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 5995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley#include <stdio.h> 6095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 6195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley#include <openssl/bio.h> 6295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley#include <openssl/conf.h> 6395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley#include <openssl/mem.h> 6495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley#include <openssl/x509v3.h> 6595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 6695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 6795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley/* Extension printing routines */ 6895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 6995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langleystatic int unknown_ext_print(BIO *out, X509_EXTENSION *ext, unsigned long flag, int indent, int supported); 7095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 7195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley/* Print out a name+value stack */ 7295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 7395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langleyvoid X509V3_EXT_val_prn(BIO *out, STACK_OF(CONF_VALUE) *val, int indent, int ml) 7495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley{ 7595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley size_t i; 7695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley CONF_VALUE *nval; 7795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if(!val) return; 7895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if(!ml || !sk_CONF_VALUE_num(val)) { 7995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley BIO_printf(out, "%*s", indent, ""); 8095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if(!sk_CONF_VALUE_num(val)) BIO_puts(out, "<EMPTY>\n"); 8195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley } 8295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley for(i = 0; i < sk_CONF_VALUE_num(val); i++) { 8395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if(ml) BIO_printf(out, "%*s", indent, ""); 8495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley else if(i > 0) BIO_printf(out, ", "); 8595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley nval = sk_CONF_VALUE_value(val, i); 8695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if(!nval->name) BIO_puts(out, nval->value); 8795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley else if(!nval->value) BIO_puts(out, nval->name); 8895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley else BIO_printf(out, "%s:%s", nval->name, nval->value); 8995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if(ml) BIO_puts(out, "\n"); 9095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley } 9195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley} 9295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 9395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley/* Main routine: print out a general extension */ 9495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 9595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langleyint X509V3_EXT_print(BIO *out, X509_EXTENSION *ext, unsigned long flag, int indent) 9695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley{ 9795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley void *ext_str = NULL; 9895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley char *value = NULL; 9995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley const unsigned char *p; 10095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley const X509V3_EXT_METHOD *method; 10195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley STACK_OF(CONF_VALUE) *nval = NULL; 10295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley int ok = 1; 10395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 10495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if(!(method = X509V3_EXT_get(ext))) 10595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley return unknown_ext_print(out, ext, flag, indent, 0); 10695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley p = ext->value->data; 10795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if(method->it) ext_str = ASN1_item_d2i(NULL, &p, ext->value->length, ASN1_ITEM_ptr(method->it)); 10895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley else ext_str = method->d2i(NULL, &p, ext->value->length); 10995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 11095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if(!ext_str) return unknown_ext_print(out, ext, flag, indent, 1); 11195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 11295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if(method->i2s) { 11395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if(!(value = method->i2s(method, ext_str))) { 11495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley ok = 0; 11595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley goto err; 11695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley } 11795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley BIO_printf(out, "%*s%s", indent, "", value); 11895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley } else if(method->i2v) { 11995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if(!(nval = method->i2v(method, ext_str, NULL))) { 12095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley ok = 0; 12195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley goto err; 12295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley } 12395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley X509V3_EXT_val_prn(out, nval, indent, 12495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley method->ext_flags & X509V3_EXT_MULTILINE); 12595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley } else if(method->i2r) { 12695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if(!method->i2r(method, ext_str, out, indent)) ok = 0; 12795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley } else ok = 0; 12895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 12995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley err: 13095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley sk_CONF_VALUE_pop_free(nval, X509V3_conf_free); 13195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if(value) OPENSSL_free(value); 13295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if(method->it) ASN1_item_free(ext_str, ASN1_ITEM_ptr(method->it)); 13395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley else method->ext_free(ext_str); 13495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley return ok; 13595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley} 13695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 137735107652b0df9941d60f4259e15150962ca34bbAdam Langleyint X509V3_extensions_print(BIO *bp, const char *title, STACK_OF(X509_EXTENSION) *exts, unsigned long flag, int indent) 13895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley{ 13995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley size_t i; 14095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley int j; 14195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 14295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if(sk_X509_EXTENSION_num(exts) <= 0) return 1; 14395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 14495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if(title) 14595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley { 14695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley BIO_printf(bp,"%*s%s:\n",indent, "", title); 14795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley indent += 4; 14895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley } 14995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 15095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley for (i=0; i<sk_X509_EXTENSION_num(exts); i++) 15195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley { 15295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley ASN1_OBJECT *obj; 15395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley X509_EXTENSION *ex; 15495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley ex=sk_X509_EXTENSION_value(exts, i); 15595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if (indent && BIO_printf(bp,"%*s",indent, "") <= 0) return 0; 15695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley obj=X509_EXTENSION_get_object(ex); 15795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley i2a_ASN1_OBJECT(bp,obj); 15895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley j=X509_EXTENSION_get_critical(ex); 15995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if (BIO_printf(bp,": %s\n",j?"critical":"") <= 0) 16095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley return 0; 16195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if(!X509V3_EXT_print(bp, ex, flag, indent + 4)) 16295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley { 16395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley BIO_printf(bp, "%*s", indent + 4, ""); 16495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley M_ASN1_OCTET_STRING_print(bp,ex->value); 16595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley } 16695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if (BIO_write(bp,"\n",1) <= 0) return 0; 16795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley } 16895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley return 1; 16995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley} 17095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 17195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langleystatic int unknown_ext_print(BIO *out, X509_EXTENSION *ext, unsigned long flag, int indent, int supported) 17295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley{ 17395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley switch(flag & X509V3_EXT_UNKNOWN_MASK) { 17495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 17595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley case X509V3_EXT_DEFAULT: 17695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley return 0; 17795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 17895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley case X509V3_EXT_ERROR_UNKNOWN: 17995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if(supported) 18095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley BIO_printf(out, "%*s<Parse Error>", indent, ""); 18195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley else 18295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley BIO_printf(out, "%*s<Not Supported>", indent, ""); 18395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley return 1; 18495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 18595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley case X509V3_EXT_PARSE_UNKNOWN: 18695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley return ASN1_parse_dump(out, 18795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley ext->value->data, ext->value->length, indent, -1); 18895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley case X509V3_EXT_DUMP_UNKNOWN: 18995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley return BIO_hexdump(out, ext->value->data, ext->value->length, indent); 19095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 19195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley default: 19295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley return 1; 19395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley } 19495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley} 19595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 19695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 19795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley#ifndef OPENSSL_NO_FP_API 19895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langleyint X509V3_EXT_print_fp(FILE *fp, X509_EXTENSION *ext, int flag, int indent) 19995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley{ 20095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley BIO *bio_tmp; 20195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley int ret; 20295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if(!(bio_tmp = BIO_new_fp(fp, BIO_NOCLOSE))) return 0; 20395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley ret = X509V3_EXT_print(bio_tmp, ext, flag, indent); 20495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley BIO_free(bio_tmp); 20595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley return ret; 20695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley} 20795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley#endif 208