-/* crypto/x509/x509_v3.c */
-/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
- * All rights reserved.
+/*
+ * Copyright 1995-2018 The OpenSSL Project Authors. All Rights Reserved.
*
- * This package is an SSL implementation written
- * by Eric Young (eay@cryptsoft.com).
- * The implementation was written so as to conform with Netscapes SSL.
- *
- * This library is free for commercial and non-commercial use as long as
- * the following conditions are aheared to. The following conditions
- * apply to all code found in this distribution, be it the RC4, RSA,
- * lhash, DES, etc., code; not just the SSL code. The SSL documentation
- * included with this distribution is covered by the same copyright terms
- * except that the holder is Tim Hudson (tjh@cryptsoft.com).
- *
- * Copyright remains Eric Young's, and as such any Copyright notices in
- * the code are not to be removed.
- * If this package is used in a product, Eric Young should be given attribution
- * as the author of the parts of the library used.
- * This can be in the form of a textual message at program startup or
- * in documentation (online or textual) provided with the package.
- *
- * 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 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 acknowledgement:
- * "This product includes cryptographic software written by
- * Eric Young (eay@cryptsoft.com)"
- * The word 'cryptographic' can be left out if the rouines from the library
- * being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from
- * the apps directory (application code) you must include an acknowledgement:
- * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- *
- * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
- * ANY EXPRESS 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 AUTHOR OR 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.
- *
- * The licence and distribution terms for any publically available version or
- * derivative of this code cannot be changed. i.e. this code cannot simply be
- * copied and put under another distribution licence
- * [including the GNU Public Licence.]
+ * Licensed under the Apache License 2.0 (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
*/
#include <stdio.h>
-#include <openssl/stack.h>
-#include "cryptlib.h"
+#include "internal/cryptlib.h"
+#include <openssl/safestack.h>
#include <openssl/asn1.h>
#include <openssl/objects.h>
#include <openssl/evp.h>
#include <openssl/x509.h>
#include <openssl/x509v3.h>
+#include "x509_lcl.h"
int X509v3_get_ext_count(const STACK_OF(X509_EXTENSION) *x)
- {
- if (x == NULL) return(0);
- return(sk_X509_EXTENSION_num(x));
- }
+{
+ if (x == NULL)
+ return 0;
+ return sk_X509_EXTENSION_num(x);
+}
int X509v3_get_ext_by_NID(const STACK_OF(X509_EXTENSION) *x, int nid,
- int lastpos)
- {
- ASN1_OBJECT *obj;
-
- obj=OBJ_nid2obj(nid);
- if (obj == NULL) return(-2);
- return(X509v3_get_ext_by_OBJ(x,obj,lastpos));
- }
-
-int X509v3_get_ext_by_OBJ(const STACK_OF(X509_EXTENSION) *sk, ASN1_OBJECT *obj,
- int lastpos)
- {
- int n;
- X509_EXTENSION *ex;
-
- if (sk == NULL) return(-1);
- lastpos++;
- if (lastpos < 0)
- lastpos=0;
- n=sk_X509_EXTENSION_num(sk);
- for ( ; lastpos < n; lastpos++)
- {
- ex=sk_X509_EXTENSION_value(sk,lastpos);
- if (OBJ_cmp(ex->object,obj) == 0)
- return(lastpos);
- }
- return(-1);
- }
+ int lastpos)
+{
+ ASN1_OBJECT *obj;
+
+ obj = OBJ_nid2obj(nid);
+ if (obj == NULL)
+ return -2;
+ return X509v3_get_ext_by_OBJ(x, obj, lastpos);
+}
+
+int X509v3_get_ext_by_OBJ(const STACK_OF(X509_EXTENSION) *sk,
+ const ASN1_OBJECT *obj, int lastpos)
+{
+ int n;
+ X509_EXTENSION *ex;
+
+ if (sk == NULL)
+ return -1;
+ lastpos++;
+ if (lastpos < 0)
+ lastpos = 0;
+ n = sk_X509_EXTENSION_num(sk);
+ for (; lastpos < n; lastpos++) {
+ ex = sk_X509_EXTENSION_value(sk, lastpos);
+ if (OBJ_cmp(ex->object, obj) == 0)
+ return lastpos;
+ }
+ return -1;
+}
int X509v3_get_ext_by_critical(const STACK_OF(X509_EXTENSION) *sk, int crit,
- int lastpos)
- {
- int n;
- X509_EXTENSION *ex;
-
- if (sk == NULL) return(-1);
- lastpos++;
- if (lastpos < 0)
- lastpos=0;
- n=sk_X509_EXTENSION_num(sk);
- for ( ; lastpos < n; lastpos++)
- {
- ex=sk_X509_EXTENSION_value(sk,lastpos);
- if ( ((ex->critical > 0) && crit) ||
- ((ex->critical <= 0) && !crit))
- return(lastpos);
- }
- return(-1);
- }
+ int lastpos)
+{
+ int n;
+ X509_EXTENSION *ex;
+
+ if (sk == NULL)
+ return -1;
+ lastpos++;
+ if (lastpos < 0)
+ lastpos = 0;
+ n = sk_X509_EXTENSION_num(sk);
+ for (; lastpos < n; lastpos++) {
+ ex = sk_X509_EXTENSION_value(sk, lastpos);
+ if (((ex->critical > 0) && crit) || ((ex->critical <= 0) && !crit))
+ return lastpos;
+ }
+ return -1;
+}
X509_EXTENSION *X509v3_get_ext(const STACK_OF(X509_EXTENSION) *x, int loc)
- {
- if (x == NULL || sk_X509_EXTENSION_num(x) <= loc || loc < 0)
- return NULL;
- else
- return sk_X509_EXTENSION_value(x,loc);
- }
+{
+ if (x == NULL || sk_X509_EXTENSION_num(x) <= loc || loc < 0)
+ return NULL;
+ else
+ return sk_X509_EXTENSION_value(x, loc);
+}
X509_EXTENSION *X509v3_delete_ext(STACK_OF(X509_EXTENSION) *x, int loc)
- {
- X509_EXTENSION *ret;
+{
+ X509_EXTENSION *ret;
- if (x == NULL || sk_X509_EXTENSION_num(x) <= loc || loc < 0)
- return(NULL);
- ret=sk_X509_EXTENSION_delete(x,loc);
- return(ret);
- }
+ if (x == NULL || sk_X509_EXTENSION_num(x) <= loc || loc < 0)
+ return NULL;
+ ret = sk_X509_EXTENSION_delete(x, loc);
+ return ret;
+}
STACK_OF(X509_EXTENSION) *X509v3_add_ext(STACK_OF(X509_EXTENSION) **x,
- X509_EXTENSION *ex, int loc)
- {
- X509_EXTENSION *new_ex=NULL;
- int n;
- STACK_OF(X509_EXTENSION) *sk=NULL;
-
- if (x == NULL)
- {
- X509err(X509_F_X509V3_ADD_EXT,ERR_R_PASSED_NULL_PARAMETER);
- goto err2;
- }
-
- if (*x == NULL)
- {
- if ((sk=sk_X509_EXTENSION_new_null()) == NULL)
- goto err;
- }
- else
- sk= *x;
-
- n=sk_X509_EXTENSION_num(sk);
- if (loc > n) loc=n;
- else if (loc < 0) loc=n;
-
- if ((new_ex=X509_EXTENSION_dup(ex)) == NULL)
- goto err2;
- if (!sk_X509_EXTENSION_insert(sk,new_ex,loc))
- goto err;
- if (*x == NULL)
- *x=sk;
- return(sk);
-err:
- X509err(X509_F_X509V3_ADD_EXT,ERR_R_MALLOC_FAILURE);
-err2:
- if (new_ex != NULL) X509_EXTENSION_free(new_ex);
- if (sk != NULL) sk_X509_EXTENSION_free(sk);
- return(NULL);
- }
+ X509_EXTENSION *ex, int loc)
+{
+ X509_EXTENSION *new_ex = NULL;
+ int n;
+ STACK_OF(X509_EXTENSION) *sk = NULL;
+
+ if (x == NULL) {
+ X509err(X509_F_X509V3_ADD_EXT, ERR_R_PASSED_NULL_PARAMETER);
+ goto err2;
+ }
+
+ if (*x == NULL) {
+ if ((sk = sk_X509_EXTENSION_new_null()) == NULL)
+ goto err;
+ } else
+ sk = *x;
+
+ n = sk_X509_EXTENSION_num(sk);
+ if (loc > n)
+ loc = n;
+ else if (loc < 0)
+ loc = n;
+
+ if ((new_ex = X509_EXTENSION_dup(ex)) == NULL)
+ goto err2;
+ if (!sk_X509_EXTENSION_insert(sk, new_ex, loc))
+ goto err;
+ if (*x == NULL)
+ *x = sk;
+ return sk;
+ err:
+ X509err(X509_F_X509V3_ADD_EXT, ERR_R_MALLOC_FAILURE);
+ err2:
+ X509_EXTENSION_free(new_ex);
+ if (x != NULL && *x == NULL)
+ sk_X509_EXTENSION_free(sk);
+ return NULL;
+}
X509_EXTENSION *X509_EXTENSION_create_by_NID(X509_EXTENSION **ex, int nid,
- int crit, ASN1_OCTET_STRING *data)
- {
- ASN1_OBJECT *obj;
- X509_EXTENSION *ret;
-
- obj=OBJ_nid2obj(nid);
- if (obj == NULL)
- {
- X509err(X509_F_X509_EXTENSION_CREATE_BY_NID,X509_R_UNKNOWN_NID);
- return(NULL);
- }
- ret=X509_EXTENSION_create_by_OBJ(ex,obj,crit,data);
- if (ret == NULL) ASN1_OBJECT_free(obj);
- return(ret);
- }
+ int crit,
+ ASN1_OCTET_STRING *data)
+{
+ ASN1_OBJECT *obj;
+ X509_EXTENSION *ret;
+
+ obj = OBJ_nid2obj(nid);
+ if (obj == NULL) {
+ X509err(X509_F_X509_EXTENSION_CREATE_BY_NID, X509_R_UNKNOWN_NID);
+ return NULL;
+ }
+ ret = X509_EXTENSION_create_by_OBJ(ex, obj, crit, data);
+ if (ret == NULL)
+ ASN1_OBJECT_free(obj);
+ return ret;
+}
X509_EXTENSION *X509_EXTENSION_create_by_OBJ(X509_EXTENSION **ex,
- ASN1_OBJECT *obj, int crit, ASN1_OCTET_STRING *data)
- {
- X509_EXTENSION *ret;
-
- if ((ex == NULL) || (*ex == NULL))
- {
- if ((ret=X509_EXTENSION_new()) == NULL)
- {
- X509err(X509_F_X509_EXTENSION_CREATE_BY_OBJ,ERR_R_MALLOC_FAILURE);
- return(NULL);
- }
- }
- else
- ret= *ex;
-
- if (!X509_EXTENSION_set_object(ret,obj))
- goto err;
- if (!X509_EXTENSION_set_critical(ret,crit))
- goto err;
- if (!X509_EXTENSION_set_data(ret,data))
- goto err;
-
- if ((ex != NULL) && (*ex == NULL)) *ex=ret;
- return(ret);
-err:
- if ((ex == NULL) || (ret != *ex))
- X509_EXTENSION_free(ret);
- return(NULL);
- }
-
-int X509_EXTENSION_set_object(X509_EXTENSION *ex, ASN1_OBJECT *obj)
- {
- if ((ex == NULL) || (obj == NULL))
- return(0);
- ASN1_OBJECT_free(ex->object);
- ex->object=OBJ_dup(obj);
- return(1);
- }
+ const ASN1_OBJECT *obj, int crit,
+ ASN1_OCTET_STRING *data)
+{
+ X509_EXTENSION *ret;
+
+ if ((ex == NULL) || (*ex == NULL)) {
+ if ((ret = X509_EXTENSION_new()) == NULL) {
+ X509err(X509_F_X509_EXTENSION_CREATE_BY_OBJ,
+ ERR_R_MALLOC_FAILURE);
+ return NULL;
+ }
+ } else
+ ret = *ex;
+
+ if (!X509_EXTENSION_set_object(ret, obj))
+ goto err;
+ if (!X509_EXTENSION_set_critical(ret, crit))
+ goto err;
+ if (!X509_EXTENSION_set_data(ret, data))
+ goto err;
+
+ if ((ex != NULL) && (*ex == NULL))
+ *ex = ret;
+ return ret;
+ err:
+ if ((ex == NULL) || (ret != *ex))
+ X509_EXTENSION_free(ret);
+ return NULL;
+}
+
+int X509_EXTENSION_set_object(X509_EXTENSION *ex, const ASN1_OBJECT *obj)
+{
+ if ((ex == NULL) || (obj == NULL))
+ return 0;
+ ASN1_OBJECT_free(ex->object);
+ ex->object = OBJ_dup(obj);
+ return ex->object != NULL;
+}
int X509_EXTENSION_set_critical(X509_EXTENSION *ex, int crit)
- {
- if (ex == NULL) return(0);
- ex->critical=(crit)?0xFF:-1;
- return(1);
- }
+{
+ if (ex == NULL)
+ return 0;
+ ex->critical = (crit) ? 0xFF : -1;
+ return 1;
+}
int X509_EXTENSION_set_data(X509_EXTENSION *ex, ASN1_OCTET_STRING *data)
- {
- int i;
+{
+ int i;
- if (ex == NULL) return(0);
- i=M_ASN1_OCTET_STRING_set(ex->value,data->data,data->length);
- if (!i) return(0);
- return(1);
- }
+ if (ex == NULL)
+ return 0;
+ i = ASN1_OCTET_STRING_set(&ex->value, data->data, data->length);
+ if (!i)
+ return 0;
+ return 1;
+}
ASN1_OBJECT *X509_EXTENSION_get_object(X509_EXTENSION *ex)
- {
- if (ex == NULL) return(NULL);
- return(ex->object);
- }
+{
+ if (ex == NULL)
+ return NULL;
+ return ex->object;
+}
ASN1_OCTET_STRING *X509_EXTENSION_get_data(X509_EXTENSION *ex)
- {
- if (ex == NULL) return(NULL);
- return(ex->value);
- }
-
-int X509_EXTENSION_get_critical(X509_EXTENSION *ex)
- {
- if (ex == NULL) return(0);
- if(ex->critical > 0) return 1;
- return 0;
- }
+{
+ if (ex == NULL)
+ return NULL;
+ return &ex->value;
+}
+
+int X509_EXTENSION_get_critical(const X509_EXTENSION *ex)
+{
+ if (ex == NULL)
+ return 0;
+ if (ex->critical > 0)
+ return 1;
+ return 0;
+}