-/* x509_vpm.c */
/*
- * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project
- * 2004.
- */
-/* ====================================================================
- * Copyright (c) 2004 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 2004-2016 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
*/
#include <stdio.h>
-#include "cryptlib.h"
+#include "internal/cryptlib.h"
#include <openssl/crypto.h>
#include <openssl/lhash.h>
#include <openssl/buffer.h>
OPENSSL_free(s);
}
-#define string_stack_free(sk) sk_OPENSSL_STRING_pop_free(sk, str_free)
-
-static int int_x509_param_set_hosts(X509_VERIFY_PARAM_ID *id, int mode,
+static int int_x509_param_set_hosts(X509_VERIFY_PARAM *vpm, int mode,
const char *name, size_t namelen)
{
char *copy;
* Refuse names with embedded NUL bytes, except perhaps as final byte.
* XXX: Do we need to push an error onto the error stack?
*/
- if (namelen == 0)
+ if (namelen == 0 || name == NULL)
namelen = name ? strlen(name) : 0;
else if (name && memchr(name, '\0', namelen > 1 ? namelen - 1 : namelen))
return 0;
- if (name && name[namelen - 1] == '\0')
+ if (namelen > 0 && name[namelen - 1] == '\0')
--namelen;
- if (mode == SET_HOST && id->hosts) {
- string_stack_free(id->hosts);
- id->hosts = NULL;
+ if (mode == SET_HOST) {
+ sk_OPENSSL_STRING_pop_free(vpm->hosts, str_free);
+ vpm->hosts = NULL;
}
if (name == NULL || namelen == 0)
return 1;
- copy = BUF_strndup(name, namelen);
+ copy = OPENSSL_strndup(name, namelen);
if (copy == NULL)
return 0;
- if (id->hosts == NULL &&
- (id->hosts = sk_OPENSSL_STRING_new_null()) == NULL) {
+ if (vpm->hosts == NULL &&
+ (vpm->hosts = sk_OPENSSL_STRING_new_null()) == NULL) {
OPENSSL_free(copy);
return 0;
}
- if (!sk_OPENSSL_STRING_push(id->hosts, copy)) {
+ if (!sk_OPENSSL_STRING_push(vpm->hosts, copy)) {
OPENSSL_free(copy);
- if (sk_OPENSSL_STRING_num(id->hosts) == 0) {
- sk_OPENSSL_STRING_free(id->hosts);
- id->hosts = NULL;
+ if (sk_OPENSSL_STRING_num(vpm->hosts) == 0) {
+ sk_OPENSSL_STRING_free(vpm->hosts);
+ vpm->hosts = NULL;
}
return 0;
}
static void x509_verify_param_zero(X509_VERIFY_PARAM *param)
{
- X509_VERIFY_PARAM_ID *paramid;
if (!param)
return;
param->name = NULL;
param->purpose = 0;
- param->trust = 0;
+ param->trust = X509_TRUST_DEFAULT;
/*
* param->inh_flags = X509_VP_FLAG_DEFAULT;
*/
param->inh_flags = 0;
param->flags = 0;
param->depth = -1;
- if (param->policies) {
- sk_ASN1_OBJECT_pop_free(param->policies, ASN1_OBJECT_free);
- param->policies = NULL;
- }
- paramid = param->id;
- if (paramid->hosts) {
- string_stack_free(paramid->hosts);
- paramid->hosts = NULL;
- }
- if (paramid->peername)
- OPENSSL_free(paramid->peername);
- if (paramid->email) {
- OPENSSL_free(paramid->email);
- paramid->email = NULL;
- paramid->emaillen = 0;
- }
- if (paramid->ip) {
- OPENSSL_free(paramid->ip);
- paramid->ip = NULL;
- paramid->iplen = 0;
- }
-
+ param->auth_level = -1; /* -1 means unset, 0 is explicit */
+ sk_ASN1_OBJECT_pop_free(param->policies, ASN1_OBJECT_free);
+ param->policies = NULL;
+ sk_OPENSSL_STRING_pop_free(param->hosts, str_free);
+ param->hosts = NULL;
+ OPENSSL_free(param->peername);
+ param->peername = NULL;
+ OPENSSL_free(param->email);
+ param->email = NULL;
+ param->emaillen = 0;
+ OPENSSL_free(param->ip);
+ param->ip = NULL;
+ param->iplen = 0;
}
X509_VERIFY_PARAM *X509_VERIFY_PARAM_new(void)
{
X509_VERIFY_PARAM *param;
- X509_VERIFY_PARAM_ID *paramid;
- param = OPENSSL_malloc(sizeof(X509_VERIFY_PARAM));
- if (!param)
- return NULL;
- paramid = OPENSSL_malloc(sizeof(X509_VERIFY_PARAM));
- if (!paramid) {
- OPENSSL_free(param);
+
+ param = OPENSSL_zalloc(sizeof(*param));
+ if (param == NULL)
return NULL;
- }
- memset(param, 0, sizeof(X509_VERIFY_PARAM));
- memset(paramid, 0, sizeof(X509_VERIFY_PARAM_ID));
- param->id = paramid;
x509_verify_param_zero(param);
return param;
}
void X509_VERIFY_PARAM_free(X509_VERIFY_PARAM *param)
{
- if (param == NULL)
+ if (!param)
return;
x509_verify_param_zero(param);
- OPENSSL_free(param->id);
OPENSSL_free(param);
}
(to_overwrite || \
((src->field != def) && (to_default || (dest->field == def))))
-/* As above but for ID fields */
-
-#define test_x509_verify_param_copy_id(idf, def) \
- test_x509_verify_param_copy(id->idf, def)
-
/* Macro to test and copy a field if necessary */
#define x509_verify_param_copy(field, def) \
{
unsigned long inh_flags;
int to_default, to_overwrite;
- X509_VERIFY_PARAM_ID *id;
if (!src)
return 1;
- id = src->id;
inh_flags = dest->inh_flags | src->inh_flags;
if (inh_flags & X509_VP_FLAG_ONCE)
to_overwrite = 0;
x509_verify_param_copy(purpose, 0);
- x509_verify_param_copy(trust, 0);
+ x509_verify_param_copy(trust, X509_TRUST_DEFAULT);
x509_verify_param_copy(depth, -1);
+ x509_verify_param_copy(auth_level, -1);
/* If overwrite or check time not set, copy across */
}
/* Copy the host flags if and only if we're copying the host list */
- if (test_x509_verify_param_copy_id(hosts, NULL)) {
- if (dest->id->hosts) {
- string_stack_free(dest->id->hosts);
- dest->id->hosts = NULL;
- }
- if (id->hosts) {
- dest->id->hosts =
- sk_OPENSSL_STRING_deep_copy(id->hosts, str_copy, str_free);
- if (dest->id->hosts == NULL)
+ if (test_x509_verify_param_copy(hosts, NULL)) {
+ sk_OPENSSL_STRING_pop_free(dest->hosts, str_free);
+ dest->hosts = NULL;
+ if (src->hosts) {
+ dest->hosts =
+ sk_OPENSSL_STRING_deep_copy(src->hosts, str_copy, str_free);
+ if (dest->hosts == NULL)
return 0;
- dest->id->hostflags = id->hostflags;
+ dest->hostflags = src->hostflags;
}
}
- if (test_x509_verify_param_copy_id(email, NULL)) {
- if (!X509_VERIFY_PARAM_set1_email(dest, id->email, id->emaillen))
+ if (test_x509_verify_param_copy(email, NULL)) {
+ if (!X509_VERIFY_PARAM_set1_email(dest, src->email, src->emaillen))
return 0;
}
- if (test_x509_verify_param_copy_id(ip, NULL)) {
- if (!X509_VERIFY_PARAM_set1_ip(dest, id->ip, id->iplen))
+ if (test_x509_verify_param_copy(ip, NULL)) {
+ if (!X509_VERIFY_PARAM_set1_ip(dest, src->ip, src->iplen))
return 0;
}
{
void *tmp;
if (src) {
- if (srclen == 0) {
- tmp = BUF_strdup(src);
+ if (srclen == 0)
srclen = strlen(src);
- } else
- tmp = BUF_memdup(src, srclen);
- if (!tmp)
+
+ tmp = OPENSSL_memdup(src, srclen);
+ if (tmp == NULL)
return 0;
} else {
tmp = NULL;
srclen = 0;
}
- if (*pdest)
- OPENSSL_free(*pdest);
+ OPENSSL_free(*pdest);
*pdest = tmp;
- if (pdestlen)
+ if (pdestlen != NULL)
*pdestlen = srclen;
return 1;
}
int X509_VERIFY_PARAM_set1_name(X509_VERIFY_PARAM *param, const char *name)
{
- if (param->name)
- OPENSSL_free(param->name);
- param->name = BUF_strdup(name);
+ OPENSSL_free(param->name);
+ param->name = OPENSSL_strdup(name);
if (param->name)
return 1;
return 0;
param->depth = depth;
}
+void X509_VERIFY_PARAM_set_auth_level(X509_VERIFY_PARAM *param, int auth_level)
+{
+ param->auth_level = auth_level;
+}
+
void X509_VERIFY_PARAM_set_time(X509_VERIFY_PARAM *param, time_t t)
{
param->check_time = t;
{
int i;
ASN1_OBJECT *oid, *doid;
+
if (!param)
return 0;
- if (param->policies)
- sk_ASN1_OBJECT_pop_free(param->policies, ASN1_OBJECT_free);
+ sk_ASN1_OBJECT_pop_free(param->policies, ASN1_OBJECT_free);
if (!policies) {
param->policies = NULL;
int X509_VERIFY_PARAM_set1_host(X509_VERIFY_PARAM *param,
const char *name, size_t namelen)
{
- return int_x509_param_set_hosts(param->id, SET_HOST, name, namelen);
+ return int_x509_param_set_hosts(param, SET_HOST, name, namelen);
}
int X509_VERIFY_PARAM_add1_host(X509_VERIFY_PARAM *param,
const char *name, size_t namelen)
{
- return int_x509_param_set_hosts(param->id, ADD_HOST, name, namelen);
+ return int_x509_param_set_hosts(param, ADD_HOST, name, namelen);
}
void X509_VERIFY_PARAM_set_hostflags(X509_VERIFY_PARAM *param,
unsigned int flags)
{
- param->id->hostflags = flags;
+ param->hostflags = flags;
}
char *X509_VERIFY_PARAM_get0_peername(X509_VERIFY_PARAM *param)
{
- return param->id->peername;
+ return param->peername;
+}
+
+/*
+ * Move peername from one param structure to another, freeing any name present
+ * at the target. If the source is a NULL parameter structure, free and zero
+ * the target peername.
+ */
+void X509_VERIFY_PARAM_move_peername(X509_VERIFY_PARAM *to,
+ X509_VERIFY_PARAM *from)
+{
+ char *peername = (from != NULL) ? from->peername : NULL;
+
+ if (to->peername != peername) {
+ OPENSSL_free(to->peername);
+ to->peername = peername;
+ }
+ if (from)
+ from->peername = NULL;
}
int X509_VERIFY_PARAM_set1_email(X509_VERIFY_PARAM *param,
const char *email, size_t emaillen)
{
- return int_x509_param_set1(¶m->id->email, ¶m->id->emaillen,
+ return int_x509_param_set1(¶m->email, ¶m->emaillen,
email, emaillen);
}
{
if (iplen != 0 && iplen != 4 && iplen != 16)
return 0;
- return int_x509_param_set1((char **)¶m->id->ip, ¶m->id->iplen,
+ return int_x509_param_set1((char **)¶m->ip, ¶m->iplen,
(char *)ip, iplen);
}
return param->depth;
}
+int X509_VERIFY_PARAM_get_auth_level(const X509_VERIFY_PARAM *param)
+{
+ return param->auth_level;
+}
+
const char *X509_VERIFY_PARAM_get0_name(const X509_VERIFY_PARAM *param)
{
return param->name;
}
-static X509_VERIFY_PARAM_ID _empty_id = { NULL, 0U, NULL, NULL, 0, NULL, 0 };
-
-#define vpm_empty_id (X509_VERIFY_PARAM_ID *)&_empty_id
+#define vpm_empty_id NULL, 0U, NULL, NULL, 0, NULL, 0
/*
* Default verify parameters: these are used for various applications and can
"default", /* X509 default parameters */
0, /* Check time */
0, /* internal flags */
- 0, /* flags */
+ X509_V_FLAG_TRUSTED_FIRST, /* flags */
0, /* purpose */
0, /* trust */
100, /* depth */
+ -1, /* auth_level */
NULL, /* policies */
vpm_empty_id},
{
X509_PURPOSE_SMIME_SIGN, /* purpose */
X509_TRUST_EMAIL, /* trust */
-1, /* depth */
+ -1, /* auth_level */
NULL, /* policies */
vpm_empty_id},
{
X509_PURPOSE_SMIME_SIGN, /* purpose */
X509_TRUST_EMAIL, /* trust */
-1, /* depth */
+ -1, /* auth_level */
NULL, /* policies */
vpm_empty_id},
{
X509_PURPOSE_SSL_CLIENT, /* purpose */
X509_TRUST_SSL_CLIENT, /* trust */
-1, /* depth */
+ -1, /* auth_level */
NULL, /* policies */
vpm_empty_id},
{
X509_PURPOSE_SSL_SERVER, /* purpose */
X509_TRUST_SSL_SERVER, /* trust */
-1, /* depth */
+ -1, /* auth_level */
NULL, /* policies */
vpm_empty_id}
};
{
int idx;
X509_VERIFY_PARAM *ptmp;
- if (!param_table) {
+ if (param_table == NULL) {
param_table = sk_X509_VERIFY_PARAM_new(param_cmp);
- if (!param_table)
+ if (param_table == NULL)
return 0;
} else {
idx = sk_X509_VERIFY_PARAM_find(param_table, param);
int X509_VERIFY_PARAM_get_count(void)
{
- int num = sizeof(default_table) / sizeof(X509_VERIFY_PARAM);
+ int num = OSSL_NELEM(default_table);
if (param_table)
num += sk_X509_VERIFY_PARAM_num(param_table);
return num;
const X509_VERIFY_PARAM *X509_VERIFY_PARAM_get0(int id)
{
- int num = sizeof(default_table) / sizeof(X509_VERIFY_PARAM);
+ int num = OSSL_NELEM(default_table);
if (id < num)
return default_table + id;
return sk_X509_VERIFY_PARAM_value(param_table, id - num);
if (idx != -1)
return sk_X509_VERIFY_PARAM_value(param_table, idx);
}
- return OBJ_bsearch_table(&pm, default_table,
- sizeof(default_table) /
- sizeof(X509_VERIFY_PARAM));
+ return OBJ_bsearch_table(&pm, default_table, OSSL_NELEM(default_table));
}
void X509_VERIFY_PARAM_table_cleanup(void)
{
- if (param_table)
- sk_X509_VERIFY_PARAM_pop_free(param_table, X509_VERIFY_PARAM_free);
+ sk_X509_VERIFY_PARAM_pop_free(param_table, X509_VERIFY_PARAM_free);
param_table = NULL;
}
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