-/* v3_prn.c */
-/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
- * project 1999.
- */
-/* ====================================================================
- * Copyright (c) 1999 The OpenSSL Project. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- *
- * 3. All advertising materials mentioning features or use of this
- * software must display the following acknowledgment:
- * "This product includes software developed by the OpenSSL Project
- * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
- *
- * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
- * endorse or promote products derived from this software without
- * prior written permission. For written permission, please contact
- * licensing@OpenSSL.org.
- *
- * 5. Products derived from this software may not be called "OpenSSL"
- * nor may "OpenSSL" appear in their names without prior written
- * permission of the OpenSSL Project.
- *
- * 6. Redistributions of any form whatsoever must retain the following
- * acknowledgment:
- * "This product includes software developed by the OpenSSL Project
- * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
- *
- * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
- * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
- * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
- * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
- * OF THE POSSIBILITY OF SUCH DAMAGE.
- * ====================================================================
- *
- * This product includes cryptographic software written by Eric Young
- * (eay@cryptsoft.com). This product includes software written by Tim
- * Hudson (tjh@cryptsoft.com).
+/*
+ * Copyright 1999-2016 The OpenSSL Project Authors. All Rights Reserved.
*
+ * Licensed under the OpenSSL license (the "License"). You may not use
+ * this file except in compliance with the License. You can obtain a copy
+ * in the file LICENSE in the source distribution or at
+ * https://www.openssl.org/source/license.html
*/
+
/* X509 v3 extension utilities */
#include <stdio.h>
-#include "cryptlib.h"
+#include "internal/cryptlib.h"
#include <openssl/conf.h>
#include <openssl/x509v3.h>
/* Extension printing routines */
-static int unknown_ext_print(BIO *out, X509_EXTENSION *ext, unsigned long flag, int indent, int supported);
+static int unknown_ext_print(BIO *out, const unsigned char *ext, int extlen,
+ unsigned long flag, int indent, int supported);
/* Print out a name+value stack */
-void X509V3_EXT_val_prn(BIO *out, STACK_OF(CONF_VALUE) *val, int indent, int ml)
+void X509V3_EXT_val_prn(BIO *out, STACK_OF(CONF_VALUE) *val, int indent,
+ int ml)
{
- int i;
- CONF_VALUE *nval;
- if(!val) return;
- if(!ml || !sk_CONF_VALUE_num(val)) {
- BIO_printf(out, "%*s", indent, "");
- if(!sk_CONF_VALUE_num(val)) BIO_puts(out, "<EMPTY>\n");
- }
- for(i = 0; i < sk_CONF_VALUE_num(val); i++) {
- if(ml) BIO_printf(out, "%*s", indent, "");
- else if(i > 0) BIO_printf(out, ", ");
- nval = sk_CONF_VALUE_value(val, i);
- if(!nval->name) BIO_puts(out, nval->value);
- else if(!nval->value) BIO_puts(out, nval->name);
+ int i;
+ CONF_VALUE *nval;
+ if (!val)
+ return;
+ if (!ml || !sk_CONF_VALUE_num(val)) {
+ BIO_printf(out, "%*s", indent, "");
+ if (!sk_CONF_VALUE_num(val))
+ BIO_puts(out, "<EMPTY>\n");
+ }
+ for (i = 0; i < sk_CONF_VALUE_num(val); i++) {
+ if (ml)
+ BIO_printf(out, "%*s", indent, "");
+ else if (i > 0)
+ BIO_printf(out, ", ");
+ nval = sk_CONF_VALUE_value(val, i);
+ if (!nval->name)
+ BIO_puts(out, nval->value);
+ else if (!nval->value)
+ BIO_puts(out, nval->name);
#ifndef CHARSET_EBCDIC
- else BIO_printf(out, "%s:%s", nval->name, nval->value);
+ else
+ BIO_printf(out, "%s:%s", nval->name, nval->value);
#else
- else {
- char tmp[10240]; /* 10k is BIO_printf's limit anyway */
- ascii2ebcdic(tmp, nval->value, strlen(nval->value)+1);
- BIO_printf(out, "%s:%s", nval->name, tmp);
- }
+ else {
+ int len;
+ char *tmp;
+ len = strlen(nval->value) + 1;
+ tmp = OPENSSL_malloc(len);
+ if (tmp != NULL) {
+ ascii2ebcdic(tmp, nval->value, len);
+ BIO_printf(out, "%s:%s", nval->name, tmp);
+ OPENSSL_free(tmp);
+ }
+ }
#endif
- if(ml) BIO_puts(out, "\n");
- }
+ if (ml)
+ BIO_puts(out, "\n");
+ }
}
/* Main routine: print out a general extension */
-int X509V3_EXT_print(BIO *out, X509_EXTENSION *ext, unsigned long flag, int indent)
+int X509V3_EXT_print(BIO *out, X509_EXTENSION *ext, unsigned long flag,
+ int indent)
{
- void *ext_str = NULL;
- char *value = NULL;
- unsigned char *p;
- X509V3_EXT_METHOD *method;
- STACK_OF(CONF_VALUE) *nval = NULL;
- int ok = 1;
- if(!(method = X509V3_EXT_get(ext)))
- return unknown_ext_print(out, ext, flag, indent, 0);
- p = ext->value->data;
- if(method->it) ext_str = ASN1_item_d2i(NULL, &p, ext->value->length, method->it);
- else ext_str = method->d2i(NULL, &p, ext->value->length);
-
- if(!ext_str) return unknown_ext_print(out, ext, flag, indent, 1);
-
- if(method->i2s) {
- if(!(value = method->i2s(method, ext_str))) {
- ok = 0;
- goto err;
- }
+ void *ext_str = NULL;
+ char *value = NULL;
+ ASN1_OCTET_STRING *extoct;
+ const unsigned char *p;
+ int extlen;
+ const X509V3_EXT_METHOD *method;
+ STACK_OF(CONF_VALUE) *nval = NULL;
+ int ok = 1;
+
+ extoct = X509_EXTENSION_get_data(ext);
+ p = ASN1_STRING_get0_data(extoct);
+ extlen = ASN1_STRING_length(extoct);
+
+ if ((method = X509V3_EXT_get(ext)) == NULL)
+ return unknown_ext_print(out, p, extlen, flag, indent, 0);
+ if (method->it)
+ ext_str = ASN1_item_d2i(NULL, &p, extlen, ASN1_ITEM_ptr(method->it));
+ else
+ ext_str = method->d2i(NULL, &p, extlen);
+
+ if (!ext_str)
+ return unknown_ext_print(out, p, extlen, flag, indent, 1);
+
+ if (method->i2s) {
+ if ((value = method->i2s(method, ext_str)) == NULL) {
+ ok = 0;
+ goto err;
+ }
#ifndef CHARSET_EBCDIC
- BIO_printf(out, "%*s%s", indent, "", value);
+ BIO_printf(out, "%*s%s", indent, "", value);
#else
- {
- char tmp[10240]; /* 10k is BIO_printf's limit anyway */
- ascii2ebcdic(tmp, value, strlen(value)+1);
- BIO_printf(out, "%*s%s", indent, "", tmp);
- }
+ {
+ int len;
+ char *tmp;
+ len = strlen(value) + 1;
+ tmp = OPENSSL_malloc(len);
+ if (tmp != NULL) {
+ ascii2ebcdic(tmp, value, len);
+ BIO_printf(out, "%*s%s", indent, "", tmp);
+ OPENSSL_free(tmp);
+ }
+ }
#endif
- } else if(method->i2v) {
- if(!(nval = method->i2v(method, ext_str, NULL))) {
- ok = 0;
- goto err;
- }
- X509V3_EXT_val_prn(out, nval, indent,
- method->ext_flags & X509V3_EXT_MULTILINE);
- } else if(method->i2r) {
- if(!method->i2r(method, ext_str, out, indent)) ok = 0;
- } else ok = 0;
-
- err:
- sk_CONF_VALUE_pop_free(nval, X509V3_conf_free);
- if(value) OPENSSL_free(value);
- if(method->it) ASN1_item_free(ext_str, method->it);
- else method->ext_free(ext_str);
- return ok;
+ } else if (method->i2v) {
+ if ((nval = method->i2v(method, ext_str, NULL)) == NULL) {
+ ok = 0;
+ goto err;
+ }
+ X509V3_EXT_val_prn(out, nval, indent,
+ method->ext_flags & X509V3_EXT_MULTILINE);
+ } else if (method->i2r) {
+ if (!method->i2r(method, ext_str, out, indent))
+ ok = 0;
+ } else
+ ok = 0;
+
+ err:
+ sk_CONF_VALUE_pop_free(nval, X509V3_conf_free);
+ OPENSSL_free(value);
+ if (method->it)
+ ASN1_item_free(ext_str, ASN1_ITEM_ptr(method->it));
+ else
+ method->ext_free(ext_str);
+ return ok;
}
-int X509V3_extensions_print(BIO *bp, char *title, STACK_OF(X509_EXTENSION) *exts, unsigned long flag, int indent)
+int X509V3_extensions_print(BIO *bp, const char *title,
+ const STACK_OF(X509_EXTENSION) *exts,
+ unsigned long flag, int indent)
{
- int i, j;
-
- if(sk_X509_EXTENSION_num(exts) <= 0) return 1;
-
- if(title)
- {
- BIO_printf(bp,"%*s%s:\n",indent, "", title);
- indent += 4;
- }
-
- for (i=0; i<sk_X509_EXTENSION_num(exts); i++)
- {
- ASN1_OBJECT *obj;
- X509_EXTENSION *ex;
- ex=sk_X509_EXTENSION_value(exts, i);
- if (BIO_printf(bp,"%*s",indent, "") <= 0) return 0;
- obj=X509_EXTENSION_get_object(ex);
- i2a_ASN1_OBJECT(bp,obj);
- j=X509_EXTENSION_get_critical(ex);
- if (BIO_printf(bp,": %s\n",j?"critical":"","") <= 0)
- return 0;
- if(!X509V3_EXT_print(bp, ex, flag, 12))
- {
- BIO_printf(bp, "%*s", indent + 4, "");
- M_ASN1_OCTET_STRING_print(bp,ex->value);
- }
- if (BIO_write(bp,"\n",1) <= 0) return 0;
- }
- return 1;
+ int i, j;
+
+ if (sk_X509_EXTENSION_num(exts) <= 0)
+ return 1;
+
+ if (title) {
+ BIO_printf(bp, "%*s%s:\n", indent, "", title);
+ indent += 4;
+ }
+
+ for (i = 0; i < sk_X509_EXTENSION_num(exts); i++) {
+ ASN1_OBJECT *obj;
+ X509_EXTENSION *ex;
+ ex = sk_X509_EXTENSION_value(exts, i);
+ if (indent && BIO_printf(bp, "%*s", indent, "") <= 0)
+ return 0;
+ obj = X509_EXTENSION_get_object(ex);
+ i2a_ASN1_OBJECT(bp, obj);
+ j = X509_EXTENSION_get_critical(ex);
+ if (BIO_printf(bp, ": %s\n", j ? "critical" : "") <= 0)
+ return 0;
+ if (!X509V3_EXT_print(bp, ex, flag, indent + 4)) {
+ BIO_printf(bp, "%*s", indent + 4, "");
+ ASN1_STRING_print(bp, X509_EXTENSION_get_data(ex));
+ }
+ if (BIO_write(bp, "\n", 1) <= 0)
+ return 0;
+ }
+ return 1;
}
-static int unknown_ext_print(BIO *out, X509_EXTENSION *ext, unsigned long flag, int indent, int supported)
+static int unknown_ext_print(BIO *out, const unsigned char *ext, int extlen,
+ unsigned long flag, int indent, int supported)
{
- switch(flag & X509V3_EXT_UNKNOWN_MASK) {
-
- case X509V3_EXT_DEFAULT:
- return 0;
-
- case X509V3_EXT_ERROR_UNKNOWN:
- if(supported)
- BIO_printf(out, "%*s<Parse Error>", indent, "");
- else
- BIO_printf(out, "%*s<Not Supported>", indent, "");
- return 1;
-
- case X509V3_EXT_PARSE_UNKNOWN:
- return ASN1_parse_dump(out,
- ext->value->data, ext->value->length, indent, -1);
- case X509V3_EXT_DUMP_UNKNOWN:
- return BIO_dump_indent(out, (char *)ext->value->data, ext->value->length, indent);
-
- default:
- return 1;
- }
+ switch (flag & X509V3_EXT_UNKNOWN_MASK) {
+
+ case X509V3_EXT_DEFAULT:
+ return 0;
+
+ case X509V3_EXT_ERROR_UNKNOWN:
+ if (supported)
+ BIO_printf(out, "%*s<Parse Error>", indent, "");
+ else
+ BIO_printf(out, "%*s<Not Supported>", indent, "");
+ return 1;
+
+ case X509V3_EXT_PARSE_UNKNOWN:
+ return ASN1_parse_dump(out, ext, extlen, indent, -1);
+ case X509V3_EXT_DUMP_UNKNOWN:
+ return BIO_dump_indent(out, (const char *)ext, extlen, indent);
+
+ default:
+ return 1;
+ }
}
-
-#ifndef NO_FP_API
+#ifndef OPENSSL_NO_STDIO
int X509V3_EXT_print_fp(FILE *fp, X509_EXTENSION *ext, int flag, int indent)
{
- BIO *bio_tmp;
- int ret;
- if(!(bio_tmp = BIO_new_fp(fp, BIO_NOCLOSE))) return 0;
- ret = X509V3_EXT_print(bio_tmp, ext, flag, indent);
- BIO_free(bio_tmp);
- return ret;
+ BIO *bio_tmp;
+ int ret;
+
+ if ((bio_tmp = BIO_new_fp(fp, BIO_NOCLOSE)) == NULL)
+ return 0;
+ ret = X509V3_EXT_print(bio_tmp, ext, flag, indent);
+ BIO_free(bio_tmp);
+ return ret;
}
#endif
projects / openssl.git / blobdiff