-/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
- * 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.]
- */
-/* ====================================================================
- * Copyright (c) 1998-2007 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
- * openssl-core@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 1995-2017 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
*/
+
/* ====================================================================
* Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
* ECC cipher suite support in OpenSSL originally developed by
#include <openssl/bio.h>
#include <openssl/pem.h>
#include <openssl/x509v3.h>
-#ifndef OPENSSL_NO_DH
-# include <openssl/dh.h>
-#endif
+#include <openssl/dh.h>
#include <openssl/bn.h>
-#include "internal/threads.h"
+#include <openssl/crypto.h>
#include "ssl_locl.h"
+#include "internal/thread_once.h"
-static int ssl_security_default_callback(const SSL *s, const SSL_CTX *ctx, int op,
- int bits, int nid, void *other,
+static int ssl_security_default_callback(const SSL *s, const SSL_CTX *ctx,
+ int op, int bits, int nid, void *other,
void *ex);
static CRYPTO_ONCE ssl_x509_store_ctx_once = CRYPTO_ONCE_STATIC_INIT;
static volatile int ssl_x509_store_ctx_idx = -1;
-static void ssl_x509_store_ctx_init(void)
+DEFINE_RUN_ONCE_STATIC(ssl_x509_store_ctx_init)
{
ssl_x509_store_ctx_idx = X509_STORE_CTX_get_ex_new_index(0,
- "SSL for verify callback",
- NULL, NULL, NULL);
+ "SSL for verify callback",
+ NULL, NULL, NULL);
+ return ssl_x509_store_ctx_idx >= 0;
}
int SSL_get_ex_data_X509_STORE_CTX_idx(void)
{
- CRYPTO_THREAD_run_once(&ssl_x509_store_ctx_once, ssl_x509_store_ctx_init);
+ if (!RUN_ONCE(&ssl_x509_store_ctx_once, ssl_x509_store_ctx_init))
+ return -1;
return ssl_x509_store_ctx_idx;
}
return NULL;
}
- ret->key = &(ret->pkeys[SSL_PKEY_RSA_ENC]);
+ ret->key = &(ret->pkeys[SSL_PKEY_RSA]);
ret->references = 1;
ret->sec_cb = ssl_security_default_callback;
ret->sec_level = OPENSSL_TLS_SECURITY_LEVEL;
OPENSSL_free(ret);
return NULL;
}
-
#ifndef OPENSSL_NO_DH
if (cert->dh_tmp != NULL) {
ret->dh_tmp = cert->dh_tmp;
SSLerr(SSL_F_SSL_CERT_DUP, ERR_R_MALLOC_FAILURE);
goto err;
}
- ret->pkeys[i].serverinfo_length =
- cert->pkeys[i].serverinfo_length;
+ ret->pkeys[i].serverinfo_length = cert->pkeys[i].serverinfo_length;
memcpy(ret->pkeys[i].serverinfo,
- cert->pkeys[i].serverinfo,
- cert->pkeys[i].serverinfo_length);
+ cert->pkeys[i].serverinfo, cert->pkeys[i].serverinfo_length);
}
}
/* Configured sigalgs copied across */
if (cert->conf_sigalgs) {
- ret->conf_sigalgs = OPENSSL_malloc(cert->conf_sigalgslen);
+ ret->conf_sigalgs = OPENSSL_malloc(cert->conf_sigalgslen
+ * sizeof(*cert->conf_sigalgs));
if (ret->conf_sigalgs == NULL)
goto err;
- memcpy(ret->conf_sigalgs, cert->conf_sigalgs, cert->conf_sigalgslen);
+ memcpy(ret->conf_sigalgs, cert->conf_sigalgs,
+ cert->conf_sigalgslen * sizeof(*cert->conf_sigalgs));
ret->conf_sigalgslen = cert->conf_sigalgslen;
} else
ret->conf_sigalgs = NULL;
if (cert->client_sigalgs) {
- ret->client_sigalgs = OPENSSL_malloc(cert->client_sigalgslen);
+ ret->client_sigalgs = OPENSSL_malloc(cert->client_sigalgslen
+ * sizeof(*cert->client_sigalgs));
if (ret->client_sigalgs == NULL)
goto err;
memcpy(ret->client_sigalgs, cert->client_sigalgs,
- cert->client_sigalgslen);
+ cert->client_sigalgslen * sizeof(*cert->client_sigalgs));
ret->client_sigalgslen = cert->client_sigalgslen;
} else
ret->client_sigalgs = NULL;
/* Shared sigalgs also NULL */
ret->shared_sigalgs = NULL;
/* Copy any custom client certificate types */
- if (cert->ctypes) {
- ret->ctypes = OPENSSL_malloc(cert->ctype_num);
- if (ret->ctypes == NULL)
+ if (cert->ctype) {
+ ret->ctype = OPENSSL_memdup(cert->ctype, cert->ctype_len);
+ if (ret->ctype == NULL)
goto err;
- memcpy(ret->ctypes, cert->ctypes, cert->ctype_num);
- ret->ctype_num = cert->ctype_num;
+ ret->ctype_len = cert->ctype_len;
}
ret->cert_flags = cert->cert_flags;
ret->sec_level = cert->sec_level;
ret->sec_ex = cert->sec_ex;
- if (!custom_exts_copy(&ret->cli_ext, &cert->cli_ext))
- goto err;
- if (!custom_exts_copy(&ret->srv_ext, &cert->srv_ext))
+ if (!custom_exts_copy(&ret->custext, &cert->custext))
goto err;
#ifndef OPENSSL_NO_PSK
if (cert->psk_identity_hint) {
if (c == NULL)
return;
- CRYPTO_atomic_add(&c->references, -1, &i, c->lock);
+ CRYPTO_DOWN_REF(&c->references, &i, c->lock);
REF_PRINT_COUNT("CERT", c);
if (i > 0)
return;
OPENSSL_free(c->conf_sigalgs);
OPENSSL_free(c->client_sigalgs);
OPENSSL_free(c->shared_sigalgs);
- OPENSSL_free(c->ctypes);
+ OPENSSL_free(c->ctype);
X509_STORE_free(c->verify_store);
X509_STORE_free(c->chain_store);
- custom_exts_free(&c->cli_ext);
- custom_exts_free(&c->srv_ext);
+ custom_exts_free(&c->custext);
#ifndef OPENSSL_NO_PSK
OPENSSL_free(c->psk_identity_hint);
#endif
CERT_PKEY *cpk = s ? s->cert->key : ctx->cert->key;
if (!cpk)
return 0;
- sk_X509_pop_free(cpk->chain, X509_free);
for (i = 0; i < sk_X509_num(chain); i++) {
r = ssl_security_cert(s, ctx, sk_X509_value(chain, i), 0, 0);
if (r != 1) {
return 0;
}
}
+ sk_X509_pop_free(cpk->chain, X509_free);
cpk->chain = chain;
return 1;
}
int ssl_verify_cert_chain(SSL *s, STACK_OF(X509) *sk)
{
X509 *x;
- int i;
+ int i = 0;
X509_STORE *verify_store;
- X509_STORE_CTX ctx;
+ X509_STORE_CTX *ctx = NULL;
X509_VERIFY_PARAM *param;
+ if ((sk == NULL) || (sk_X509_num(sk) == 0))
+ return 0;
+
if (s->cert->verify_store)
verify_store = s->cert->verify_store;
else
verify_store = s->ctx->cert_store;
- if ((sk == NULL) || (sk_X509_num(sk) == 0))
- return (0);
+ ctx = X509_STORE_CTX_new();
+ if (ctx == NULL) {
+ SSLerr(SSL_F_SSL_VERIFY_CERT_CHAIN, ERR_R_MALLOC_FAILURE);
+ return 0;
+ }
x = sk_X509_value(sk, 0);
- if (!X509_STORE_CTX_init(&ctx, verify_store, x, sk)) {
+ if (!X509_STORE_CTX_init(ctx, verify_store, x, sk)) {
SSLerr(SSL_F_SSL_VERIFY_CERT_CHAIN, ERR_R_X509_LIB);
- return (0);
+ goto end;
}
- param = X509_STORE_CTX_get0_param(&ctx);
+ param = X509_STORE_CTX_get0_param(ctx);
+ /*
+ * XXX: Separate @AUTHSECLEVEL and @TLSSECLEVEL would be useful at some
+ * point, for now a single @SECLEVEL sets the same policy for TLS crypto
+ * and PKI authentication.
+ */
+ X509_VERIFY_PARAM_set_auth_level(param, SSL_get_security_level(s));
/* Set suite B flags if needed */
- X509_STORE_CTX_set_flags(&ctx, tls1_suiteb(s));
- X509_STORE_CTX_set_ex_data(&ctx, SSL_get_ex_data_X509_STORE_CTX_idx(), s);
+ X509_STORE_CTX_set_flags(ctx, tls1_suiteb(s));
+ if (!X509_STORE_CTX_set_ex_data
+ (ctx, SSL_get_ex_data_X509_STORE_CTX_idx(), s)) {
+ goto end;
+ }
/* Verify via DANE if enabled */
if (DANETLS_ENABLED(&s->dane))
- X509_STORE_CTX_set0_dane(&ctx, &s->dane);
+ X509_STORE_CTX_set0_dane(ctx, &s->dane);
/*
* We need to inherit the verify parameters. These can be determined by
* vice versa.
*/
- X509_STORE_CTX_set_default(&ctx, s->server ? "ssl_client" : "ssl_server");
+ X509_STORE_CTX_set_default(ctx, s->server ? "ssl_client" : "ssl_server");
/*
* Anything non-default in "s->param" should overwrite anything in the ctx.
*/
X509_VERIFY_PARAM_set1(param, s->param);
if (s->verify_callback)
- X509_STORE_CTX_set_verify_cb(&ctx, s->verify_callback);
+ X509_STORE_CTX_set_verify_cb(ctx, s->verify_callback);
if (s->ctx->app_verify_callback != NULL)
- i = s->ctx->app_verify_callback(&ctx, s->ctx->app_verify_arg);
- else {
- i = X509_verify_cert(&ctx);
-# if 0
- /* Dummy error calls so mkerr generates them */
- SSLerr(SSL_F_SSL_VERIFY_CERT_CHAIN, SSL_R_EE_KEY_TOO_SMALL);
- SSLerr(SSL_F_SSL_VERIFY_CERT_CHAIN, SSL_R_CA_KEY_TOO_SMALL);
- SSLerr(SSL_F_SSL_VERIFY_CERT_CHAIN, SSL_R_CA_MD_TOO_WEAK);
-# endif
- if (i > 0)
- i = ssl_security_cert_chain(s, ctx.chain, NULL, 1);
- }
+ i = s->ctx->app_verify_callback(ctx, s->ctx->app_verify_arg);
+ else
+ i = X509_verify_cert(ctx);
- s->verify_result = ctx.error;
+ s->verify_result = X509_STORE_CTX_get_error(ctx);
sk_X509_pop_free(s->verified_chain, X509_free);
s->verified_chain = NULL;
- if (X509_STORE_CTX_get_chain(&ctx) != NULL) {
- s->verified_chain = X509_STORE_CTX_get1_chain(&ctx);
+ if (X509_STORE_CTX_get0_chain(ctx) != NULL) {
+ s->verified_chain = X509_STORE_CTX_get1_chain(ctx);
if (s->verified_chain == NULL) {
SSLerr(SSL_F_SSL_VERIFY_CERT_CHAIN, ERR_R_MALLOC_FAILURE);
i = 0;
/* Move peername from the store context params to the SSL handle's */
X509_VERIFY_PARAM_move_peername(s->param, param);
- X509_STORE_CTX_cleanup(&ctx);
-
- return (i);
+ end:
+ X509_STORE_CTX_free(ctx);
+ return i;
}
-static void set_client_CA_list(STACK_OF(X509_NAME) **ca_list,
- STACK_OF(X509_NAME) *name_list)
+static void set0_CA_list(STACK_OF(X509_NAME) **ca_list,
+ STACK_OF(X509_NAME) *name_list)
{
sk_X509_NAME_pop_free(*ca_list, X509_NAME_free);
*ca_list = name_list;
}
-STACK_OF(X509_NAME) *SSL_dup_CA_list(STACK_OF(X509_NAME) *sk)
+STACK_OF(X509_NAME) *SSL_dup_CA_list(const STACK_OF(X509_NAME) *sk)
{
int i;
STACK_OF(X509_NAME) *ret;
X509_NAME *name;
ret = sk_X509_NAME_new_null();
+ if (ret == NULL) {
+ SSLerr(SSL_F_SSL_DUP_CA_LIST, ERR_R_MALLOC_FAILURE);
+ return NULL;
+ }
for (i = 0; i < sk_X509_NAME_num(sk); i++) {
name = X509_NAME_dup(sk_X509_NAME_value(sk, i));
- if ((name == NULL) || !sk_X509_NAME_push(ret, name)) {
+ if (name == NULL || !sk_X509_NAME_push(ret, name)) {
sk_X509_NAME_pop_free(ret, X509_NAME_free);
- return (NULL);
+ X509_NAME_free(name);
+ return NULL;
}
}
return (ret);
}
-void SSL_set_client_CA_list(SSL *s, STACK_OF(X509_NAME) *name_list)
+void SSL_set0_CA_list(SSL *s, STACK_OF(X509_NAME) *name_list)
{
- set_client_CA_list(&(s->client_CA), name_list);
+ set0_CA_list(&s->ca_names, name_list);
+}
+
+void SSL_CTX_set0_CA_list(SSL_CTX *ctx, STACK_OF(X509_NAME) *name_list)
+{
+ set0_CA_list(&ctx->ca_names, name_list);
+}
+
+const STACK_OF(X509_NAME) *SSL_CTX_get0_CA_list(const SSL_CTX *ctx)
+{
+ return ctx->ca_names;
+}
+
+const STACK_OF(X509_NAME) *SSL_get0_CA_list(const SSL *s)
+{
+ return s->ca_names != NULL ? s->ca_names : s->ctx->ca_names;
}
void SSL_CTX_set_client_CA_list(SSL_CTX *ctx, STACK_OF(X509_NAME) *name_list)
{
- set_client_CA_list(&(ctx->client_CA), name_list);
+ SSL_CTX_set0_CA_list(ctx, name_list);
}
STACK_OF(X509_NAME) *SSL_CTX_get_client_CA_list(const SSL_CTX *ctx)
{
- return (ctx->client_CA);
+ return ctx->ca_names;
+}
+
+void SSL_set_client_CA_list(SSL *s, STACK_OF(X509_NAME) *name_list)
+{
+ SSL_set0_CA_list(s, name_list);
+}
+
+const STACK_OF(X509_NAME) *SSL_get0_peer_CA_list(const SSL *s)
+{
+ return s->s3 != NULL ? s->s3->tmp.peer_ca_names : NULL;
}
STACK_OF(X509_NAME) *SSL_get_client_CA_list(const SSL *s)
{
- if (!s->server) { /* we are in the client */
- if (((s->version >> 8) == SSL3_VERSION_MAJOR) && (s->s3 != NULL))
- return (s->s3->tmp.ca_names);
- else
- return (NULL);
- } else {
- if (s->client_CA != NULL)
- return (s->client_CA);
- else
- return (s->ctx->client_CA);
- }
+ if (!s->server)
+ return s->s3 != NULL ? s->s3->tmp.peer_ca_names : NULL;
+ return s->ca_names != NULL ? s->ca_names : s->ctx->ca_names;
}
-static int add_client_CA(STACK_OF(X509_NAME) **sk, X509 *x)
+static int add_ca_name(STACK_OF(X509_NAME) **sk, const X509 *x)
{
X509_NAME *name;
if (x == NULL)
- return (0);
- if ((*sk == NULL) && ((*sk = sk_X509_NAME_new_null()) == NULL))
- return (0);
+ return 0;
+ if (*sk == NULL && ((*sk = sk_X509_NAME_new_null()) == NULL))
+ return 0;
if ((name = X509_NAME_dup(X509_get_subject_name(x))) == NULL)
- return (0);
+ return 0;
if (!sk_X509_NAME_push(*sk, name)) {
X509_NAME_free(name);
- return (0);
+ return 0;
}
- return (1);
+ return 1;
+}
+
+int SSL_add1_CA_list(SSL *ssl, const X509 *x)
+{
+ return add_ca_name(&ssl->ca_names, x);
+}
+
+int SSL_CTX_add1_CA_list(SSL_CTX *ctx, const X509 *x)
+{
+ return add_ca_name(&ctx->ca_names, x);
}
int SSL_add_client_CA(SSL *ssl, X509 *x)
{
- return (add_client_CA(&(ssl->client_CA), x));
+ return add_ca_name(&ssl->ca_names, x);
}
int SSL_CTX_add_client_CA(SSL_CTX *ctx, X509 *x)
{
- return (add_client_CA(&(ctx->client_CA), x));
+ return add_ca_name(&ctx->ca_names, x);
}
static int xname_sk_cmp(const X509_NAME *const *a, const X509_NAME *const *b)
X509 *x = NULL;
X509_NAME *xn = NULL;
STACK_OF(X509_NAME) *ret = NULL;
- LHASH_OF(X509_NAME) *name_hash =
- lh_X509_NAME_new(xname_hash, xname_cmp);
+ LHASH_OF(X509_NAME) *name_hash = lh_X509_NAME_new(xname_hash, xname_cmp);
if ((name_hash == NULL) || (in == NULL)) {
SSLerr(SSL_F_SSL_LOAD_CLIENT_CA_FILE, ERR_R_MALLOC_FAILURE);
if (lh_X509_NAME_retrieve(name_hash, xn) != NULL) {
/* Duplicate. */
X509_NAME_free(xn);
+ xn = NULL;
} else {
lh_X509_NAME_insert(name_hash, xn);
- sk_X509_NAME_push(ret, xn);
+ if (!sk_X509_NAME_push(ret, xn))
+ goto err;
}
}
goto done;
err:
+ X509_NAME_free(xn);
sk_X509_NAME_pop_free(ret, X509_NAME_free);
ret = NULL;
done:
in = BIO_new(BIO_s_file());
if (in == NULL) {
- SSLerr(SSL_F_SSL_ADD_FILE_CERT_SUBJECTS_TO_STACK,
- ERR_R_MALLOC_FAILURE);
+ SSLerr(SSL_F_SSL_ADD_FILE_CERT_SUBJECTS_TO_STACK, ERR_R_MALLOC_FAILURE);
goto err;
}
xn = X509_NAME_dup(xn);
if (xn == NULL)
goto err;
- if (sk_X509_NAME_find(stack, xn) >= 0)
+ if (sk_X509_NAME_find(stack, xn) >= 0) {
+ /* Duplicate. */
X509_NAME_free(xn);
- else
- sk_X509_NAME_push(stack, xn);
+ } else if (!sk_X509_NAME_push(stack, xn)) {
+ X509_NAME_free(xn);
+ goto err;
+ }
}
ERR_clear_error();
goto done;
err:
- ret = 0;
+ ret = 0;
done:
BIO_free(in);
X509_free(x);
return ret;
}
-/* Add a certificate to a BUF_MEM structure */
-
-static int ssl_add_cert_to_buf(BUF_MEM *buf, unsigned long *l, X509 *x)
-{
- int n;
- unsigned char *p;
-
- n = i2d_X509(x, NULL);
- if (!BUF_MEM_grow_clean(buf, (int)(n + (*l) + 3))) {
- SSLerr(SSL_F_SSL_ADD_CERT_TO_BUF, ERR_R_BUF_LIB);
- return 0;
- }
- p = (unsigned char *)&(buf->data[*l]);
- l2n3(n, p);
- i2d_X509(x, &p);
- *l += n + 3;
-
- return 1;
-}
-
-/* Add certificate chain to internal SSL BUF_MEM strcuture */
-int ssl_add_cert_chain(SSL *s, CERT_PKEY *cpk, unsigned long *l)
-{
- BUF_MEM *buf = s->init_buf;
- int i;
-
- X509 *x;
- STACK_OF(X509) *extra_certs;
- X509_STORE *chain_store;
-
- /* TLSv1 sends a chain with nothing in it, instead of an alert */
- if (!BUF_MEM_grow_clean(buf, 10)) {
- SSLerr(SSL_F_SSL_ADD_CERT_CHAIN, ERR_R_BUF_LIB);
- return 0;
- }
-
- if (!cpk || !cpk->x509)
- return 1;
-
- x = cpk->x509;
-
- /*
- * If we have a certificate specific chain use it, else use parent ctx.
- */
- if (cpk->chain)
- extra_certs = cpk->chain;
- else
- extra_certs = s->ctx->extra_certs;
-
- if ((s->mode & SSL_MODE_NO_AUTO_CHAIN) || extra_certs)
- chain_store = NULL;
- else if (s->cert->chain_store)
- chain_store = s->cert->chain_store;
- else
- chain_store = s->ctx->cert_store;
-
- if (chain_store) {
- X509_STORE_CTX xs_ctx;
-
- if (!X509_STORE_CTX_init(&xs_ctx, chain_store, x, NULL)) {
- SSLerr(SSL_F_SSL_ADD_CERT_CHAIN, ERR_R_X509_LIB);
- return (0);
- }
- /*
- * It is valid for the chain not to be complete (because normally we
- * don't include the root cert in the chain). Therefore we deliberately
- * ignore the error return from this call. We're not actually verifying
- * the cert - we're just building as much of the chain as we can
- */
- X509_verify_cert(&xs_ctx);
- /* Don't leave errors in the queue */
- ERR_clear_error();
- i = ssl_security_cert_chain(s, xs_ctx.chain, NULL, 0);
- if (i != 1) {
- X509_STORE_CTX_cleanup(&xs_ctx);
- SSLerr(SSL_F_SSL_ADD_CERT_CHAIN, i);
- return 0;
- }
- for (i = 0; i < sk_X509_num(xs_ctx.chain); i++) {
- x = sk_X509_value(xs_ctx.chain, i);
-
- if (!ssl_add_cert_to_buf(buf, l, x)) {
- X509_STORE_CTX_cleanup(&xs_ctx);
- return 0;
- }
- }
- X509_STORE_CTX_cleanup(&xs_ctx);
- } else {
- i = ssl_security_cert_chain(s, extra_certs, x, 0);
- if (i != 1) {
- SSLerr(SSL_F_SSL_ADD_CERT_CHAIN, i);
- return 0;
- }
- if (!ssl_add_cert_to_buf(buf, l, x))
- return 0;
- for (i = 0; i < sk_X509_num(extra_certs); i++) {
- x = sk_X509_value(extra_certs, i);
- if (!ssl_add_cert_to_buf(buf, l, x))
- return 0;
- }
- }
- return 1;
-}
-
/* Build a certificate chain for current certificate */
int ssl_build_cert_chain(SSL *s, SSL_CTX *ctx, int flags)
{
CERT *c = s ? s->cert : ctx->cert;
CERT_PKEY *cpk = c->key;
X509_STORE *chain_store = NULL;
- X509_STORE_CTX xs_ctx;
+ X509_STORE_CTX *xs_ctx = NULL;
STACK_OF(X509) *chain = NULL, *untrusted = NULL;
X509 *x;
int i, rv = 0;
- unsigned long error;
if (!cpk->x509) {
SSLerr(SSL_F_SSL_BUILD_CERT_CHAIN, SSL_R_NO_CERTIFICATE_SET);
goto err;
for (i = 0; i < sk_X509_num(cpk->chain); i++) {
x = sk_X509_value(cpk->chain, i);
- if (!X509_STORE_add_cert(chain_store, x)) {
- error = ERR_peek_last_error();
- if (ERR_GET_LIB(error) != ERR_LIB_X509 ||
- ERR_GET_REASON(error) !=
- X509_R_CERT_ALREADY_IN_HASH_TABLE)
- goto err;
- ERR_clear_error();
- }
- }
- /* Add EE cert too: it might be self signed */
- if (!X509_STORE_add_cert(chain_store, cpk->x509)) {
- error = ERR_peek_last_error();
- if (ERR_GET_LIB(error) != ERR_LIB_X509 ||
- ERR_GET_REASON(error) != X509_R_CERT_ALREADY_IN_HASH_TABLE)
+ if (!X509_STORE_add_cert(chain_store, x))
goto err;
- ERR_clear_error();
}
+ /* Add EE cert too: it might be self signed */
+ if (!X509_STORE_add_cert(chain_store, cpk->x509))
+ goto err;
} else {
if (c->chain_store)
chain_store = c->chain_store;
untrusted = cpk->chain;
}
- if (!X509_STORE_CTX_init(&xs_ctx, chain_store, cpk->x509, untrusted)) {
+ xs_ctx = X509_STORE_CTX_new();
+ if (xs_ctx == NULL) {
+ SSLerr(SSL_F_SSL_BUILD_CERT_CHAIN, ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
+ if (!X509_STORE_CTX_init(xs_ctx, chain_store, cpk->x509, untrusted)) {
SSLerr(SSL_F_SSL_BUILD_CERT_CHAIN, ERR_R_X509_LIB);
goto err;
}
/* Set suite B flags if needed */
- X509_STORE_CTX_set_flags(&xs_ctx,
+ X509_STORE_CTX_set_flags(xs_ctx,
c->cert_flags & SSL_CERT_FLAG_SUITEB_128_LOS);
- i = X509_verify_cert(&xs_ctx);
+ i = X509_verify_cert(xs_ctx);
if (i <= 0 && flags & SSL_BUILD_CHAIN_FLAG_IGNORE_ERROR) {
if (flags & SSL_BUILD_CHAIN_FLAG_CLEAR_ERROR)
ERR_clear_error();
rv = 2;
}
if (i > 0)
- chain = X509_STORE_CTX_get1_chain(&xs_ctx);
+ chain = X509_STORE_CTX_get1_chain(xs_ctx);
if (i <= 0) {
SSLerr(SSL_F_SSL_BUILD_CERT_CHAIN, SSL_R_CERTIFICATE_VERIFY_FAILED);
- i = X509_STORE_CTX_get_error(&xs_ctx);
+ i = X509_STORE_CTX_get_error(xs_ctx);
ERR_add_error_data(2, "Verify error:",
X509_verify_cert_error_string(i));
- X509_STORE_CTX_cleanup(&xs_ctx);
goto err;
}
- X509_STORE_CTX_cleanup(&xs_ctx);
/* Remove EE certificate from chain */
x = sk_X509_shift(chain);
X509_free(x);
err:
if (flags & SSL_BUILD_CHAIN_FLAG_CHECK)
X509_STORE_free(chain_store);
+ X509_STORE_CTX_free(xs_ctx);
return rv;
}
return 1;
}
-static int ssl_security_default_callback(const SSL *s, const SSL_CTX *ctx, int op,
- int bits, int nid, void *other,
+static int ssl_security_default_callback(const SSL *s, const SSL_CTX *ctx,
+ int op, int bits, int nid, void *other,
void *ex)
{
int level, minbits;