/*
- * ! \file ssl/ssl_conf.c \brief SSL configuration functions
- */
-/* ====================================================================
- * Copyright (c) 2012 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 2012-2018 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
*/
-#ifdef REF_CHECK
-# include <assert.h>
-#endif
#include <stdio.h>
#include "ssl_locl.h"
#include <openssl/conf.h>
#include <openssl/objects.h>
-#ifndef OPENSSL_NO_DH
-# include <openssl/dh.h>
-#endif
+#include <openssl/dh.h>
+#include "internal/nelem.h"
/*
- * structure holding name tables. This is used for pemitted elements in lists
+ * structure holding name tables. This is used for permitted elements in lists
* such as TLSv1.
*/
break;
case SSL_TFLAG_VFY:
- pflags = cctx->pvfy_flags;
+ pflags = cctx->pvfy_flags;
break;
case SSL_TFLAG_OPTION:
if (namelen == -1) {
if (strcmp(tbl->name, name))
return 0;
- } else if (tbl->namelen != namelen
- || strncasecmp(tbl->name, name, namelen))
+ } else if (tbl->namelen != namelen || strncasecmp(tbl->name, name, namelen))
return 0;
ssl_set_option(cctx, tbl->name_flags, tbl->option_value, onoff);
return 1;
}
/* Set supported client signature algorithms */
-static int cmd_ClientSignatureAlgorithms(SSL_CONF_CTX *cctx,
- const char *value)
+static int cmd_ClientSignatureAlgorithms(SSL_CONF_CTX *cctx, const char *value)
{
int rv;
if (cctx->ssl)
return rv > 0;
}
-static int cmd_Curves(SSL_CONF_CTX *cctx, const char *value)
+static int cmd_Groups(SSL_CONF_CTX *cctx, const char *value)
{
int rv;
if (cctx->ssl)
- rv = SSL_set1_curves_list(cctx->ssl, value);
+ rv = SSL_set1_groups_list(cctx->ssl, value);
/* NB: ctx == NULL performs syntax checking only */
else
- rv = SSL_CTX_set1_curves_list(cctx->ctx, value);
+ rv = SSL_CTX_set1_groups_list(cctx->ctx, value);
return rv > 0;
}
+/* This is the old name for cmd_Groups - retained for backwards compatibility */
+static int cmd_Curves(SSL_CONF_CTX *cctx, const char *value)
+{
+ return cmd_Groups(cctx, value);
+}
+
#ifndef OPENSSL_NO_EC
/* ECDH temporary parameters */
static int cmd_ECDHParameters(SSL_CONF_CTX *cctx, const char *value)
EC_KEY *ecdh;
int nid;
+ /* Ignore values supported by 1.0.2 for the automatic selection */
+ if ((cctx->flags & SSL_CONF_FLAG_FILE)
+ && (strcasecmp(value, "+automatic") == 0
+ || strcasecmp(value, "automatic") == 0))
+ return 1;
+ if ((cctx->flags & SSL_CONF_FLAG_CMDLINE) &&
+ strcmp(value, "auto") == 0)
+ return 1;
+
nid = EC_curve_nist2nid(value);
if (nid == NID_undef)
nid = OBJ_sn2nid(value);
static int cmd_CipherString(SSL_CONF_CTX *cctx, const char *value)
{
int rv = 1;
+
if (cctx->ctx)
rv = SSL_CTX_set_cipher_list(cctx->ctx, value);
if (cctx->ssl)
return rv > 0;
}
+static int cmd_Ciphersuites(SSL_CONF_CTX *cctx, const char *value)
+{
+ int rv = 1;
+
+ if (cctx->ctx)
+ rv = SSL_CTX_set_ciphersuites(cctx->ctx, value);
+ if (cctx->ssl)
+ rv = SSL_set_ciphersuites(cctx->ssl, value);
+ return rv > 0;
+}
+
static int cmd_Protocol(SSL_CONF_CTX *cctx, const char *value)
{
static const ssl_flag_tbl ssl_protocol_list[] = {
SSL_FLAG_TBL_INV("TLSv1", SSL_OP_NO_TLSv1),
SSL_FLAG_TBL_INV("TLSv1.1", SSL_OP_NO_TLSv1_1),
SSL_FLAG_TBL_INV("TLSv1.2", SSL_OP_NO_TLSv1_2),
+ SSL_FLAG_TBL_INV("TLSv1.3", SSL_OP_NO_TLSv1_3),
SSL_FLAG_TBL_INV("DTLSv1", SSL_OP_NO_DTLSv1),
SSL_FLAG_TBL_INV("DTLSv1.2", SSL_OP_NO_DTLSv1_2)
};
{"TLSv1", TLS1_VERSION},
{"TLSv1.1", TLS1_1_VERSION},
{"TLSv1.2", TLS1_2_VERSION},
+ {"TLSv1.3", TLS1_3_VERSION},
{"DTLSv1", DTLS1_VERSION},
- {"DTLSv1.2", DTLS1_2_VERSION}};
+ {"DTLSv1.2", DTLS1_2_VERSION}
+ };
size_t i;
size_t n = OSSL_NELEM(versions);
SSL_FLAG_TBL_SRV("ECDHSingle", SSL_OP_SINGLE_ECDH_USE),
SSL_FLAG_TBL("UnsafeLegacyRenegotiation",
SSL_OP_ALLOW_UNSAFE_LEGACY_RENEGOTIATION),
+ SSL_FLAG_TBL_INV("EncryptThenMac", SSL_OP_NO_ENCRYPT_THEN_MAC),
+ SSL_FLAG_TBL("NoRenegotiation", SSL_OP_NO_RENEGOTIATION),
+ SSL_FLAG_TBL("AllowNoDHEKEX", SSL_OP_ALLOW_NO_DHE_KEX),
+ SSL_FLAG_TBL("PrioritizeChaCha", SSL_OP_PRIORITIZE_CHACHA),
+ SSL_FLAG_TBL("MiddleboxCompat", SSL_OP_ENABLE_MIDDLEBOX_COMPAT),
+ SSL_FLAG_TBL_INV("AntiReplay", SSL_OP_NO_ANTI_REPLAY)
};
if (value == NULL)
return -3;
SSL_FLAG_VFY_SRV("Request", SSL_VERIFY_PEER),
SSL_FLAG_VFY_SRV("Require",
SSL_VERIFY_PEER | SSL_VERIFY_FAIL_IF_NO_PEER_CERT),
- SSL_FLAG_VFY_SRV("Once", SSL_VERIFY_PEER | SSL_VERIFY_CLIENT_ONCE)
+ SSL_FLAG_VFY_SRV("Once", SSL_VERIFY_PEER | SSL_VERIFY_CLIENT_ONCE),
+ SSL_FLAG_VFY_SRV("RequestPostHandshake",
+ SSL_VERIFY_PEER | SSL_VERIFY_POST_HANDSHAKE),
+ SSL_FLAG_VFY_SRV("RequirePostHandshake",
+ SSL_VERIFY_PEER | SSL_VERIFY_POST_HANDSHAKE |
+ SSL_VERIFY_FAIL_IF_NO_PEER_CERT),
};
if (value == NULL)
return -3;
return do_store(cctx, value, NULL, 1);
}
-static int cmd_ClientCAFile(SSL_CONF_CTX *cctx, const char *value)
+static int cmd_RequestCAFile(SSL_CONF_CTX *cctx, const char *value)
{
if (cctx->canames == NULL)
cctx->canames = sk_X509_NAME_new_null();
return SSL_add_file_cert_subjects_to_stack(cctx->canames, value);
}
-static int cmd_ClientCAPath(SSL_CONF_CTX *cctx, const char *value)
+static int cmd_ClientCAFile(SSL_CONF_CTX *cctx, const char *value)
+{
+ return cmd_RequestCAFile(cctx, value);
+}
+
+static int cmd_RequestCAPath(SSL_CONF_CTX *cctx, const char *value)
{
if (cctx->canames == NULL)
cctx->canames = sk_X509_NAME_new_null();
return SSL_add_dir_cert_subjects_to_stack(cctx->canames, value);
}
+static int cmd_ClientCAPath(SSL_CONF_CTX *cctx, const char *value)
+{
+ return cmd_RequestCAPath(cctx, value);
+}
+
#ifndef OPENSSL_NO_DH
static int cmd_DHParameters(SSL_CONF_CTX *cctx, const char *value)
{
return rv > 0;
}
#endif
+
+static int cmd_RecordPadding(SSL_CONF_CTX *cctx, const char *value)
+{
+ int rv = 0;
+ int block_size = atoi(value);
+
+ /*
+ * All we care about is a non-negative value,
+ * the setters check the range
+ */
+ if (block_size >= 0) {
+ if (cctx->ctx)
+ rv = SSL_CTX_set_block_padding(cctx->ctx, block_size);
+ if (cctx->ssl)
+ rv = SSL_set_block_padding(cctx->ssl, block_size);
+ }
+ return rv;
+}
+
+
+static int cmd_NumTickets(SSL_CONF_CTX *cctx, const char *value)
+{
+ int rv = 0;
+ int num_tickets = atoi(value);
+
+ if (num_tickets >= 0) {
+ if (cctx->ctx)
+ rv = SSL_CTX_set_num_tickets(cctx->ctx, num_tickets);
+ if (cctx->ssl)
+ rv = SSL_set_num_tickets(cctx->ssl, num_tickets);
+ }
+ return rv;
+}
+
typedef struct {
int (*cmd) (SSL_CONF_CTX *cctx, const char *value);
const char *str_file;
SSL_CONF_CMD_SWITCH("no_tls1", 0),
SSL_CONF_CMD_SWITCH("no_tls1_1", 0),
SSL_CONF_CMD_SWITCH("no_tls1_2", 0),
+ SSL_CONF_CMD_SWITCH("no_tls1_3", 0),
SSL_CONF_CMD_SWITCH("bugs", 0),
SSL_CONF_CMD_SWITCH("no_comp", 0),
SSL_CONF_CMD_SWITCH("comp", 0),
SSL_CONF_CMD_SWITCH("serverpref", SSL_CONF_FLAG_SERVER),
SSL_CONF_CMD_SWITCH("legacy_renegotiation", 0),
SSL_CONF_CMD_SWITCH("legacy_server_connect", SSL_CONF_FLAG_SERVER),
+ SSL_CONF_CMD_SWITCH("no_renegotiation", 0),
SSL_CONF_CMD_SWITCH("no_resumption_on_reneg", SSL_CONF_FLAG_SERVER),
SSL_CONF_CMD_SWITCH("no_legacy_server_connect", SSL_CONF_FLAG_SERVER),
+ SSL_CONF_CMD_SWITCH("allow_no_dhe_kex", 0),
+ SSL_CONF_CMD_SWITCH("prioritize_chacha", SSL_CONF_FLAG_SERVER),
SSL_CONF_CMD_SWITCH("strict", 0),
-#ifdef OPENSSL_SSL_DEBUG_BROKEN_PROTOCOL
- SSL_CONF_CMD_SWITCH("debug_broken_protocol", 0),
-#endif
+ SSL_CONF_CMD_SWITCH("no_middlebox", 0),
+ SSL_CONF_CMD_SWITCH("anti_replay", SSL_CONF_FLAG_SERVER),
+ SSL_CONF_CMD_SWITCH("no_anti_replay", SSL_CONF_FLAG_SERVER),
SSL_CONF_CMD_STRING(SignatureAlgorithms, "sigalgs", 0),
SSL_CONF_CMD_STRING(ClientSignatureAlgorithms, "client_sigalgs", 0),
SSL_CONF_CMD_STRING(Curves, "curves", 0),
+ SSL_CONF_CMD_STRING(Groups, "groups", 0),
#ifndef OPENSSL_NO_EC
SSL_CONF_CMD_STRING(ECDHParameters, "named_curve", SSL_CONF_FLAG_SERVER),
#endif
SSL_CONF_CMD_STRING(CipherString, "cipher", 0),
+ SSL_CONF_CMD_STRING(Ciphersuites, "ciphersuites", 0),
SSL_CONF_CMD_STRING(Protocol, NULL, 0),
- SSL_CONF_CMD_STRING(MinProtocol, "min_protocol", SSL_CONF_FLAG_SERVER | SSL_CONF_FLAG_CLIENT),
- SSL_CONF_CMD_STRING(MaxProtocol, "max_protocol", SSL_CONF_FLAG_SERVER | SSL_CONF_FLAG_CLIENT),
+ SSL_CONF_CMD_STRING(MinProtocol, "min_protocol", 0),
+ SSL_CONF_CMD_STRING(MaxProtocol, "max_protocol", 0),
SSL_CONF_CMD_STRING(Options, NULL, 0),
SSL_CONF_CMD_STRING(VerifyMode, NULL, 0),
SSL_CONF_CMD(Certificate, "cert", SSL_CONF_FLAG_CERTIFICATE,
SSL_CONF_TYPE_DIR),
SSL_CONF_CMD(VerifyCAFile, "verifyCAfile", SSL_CONF_FLAG_CERTIFICATE,
SSL_CONF_TYPE_FILE),
+ SSL_CONF_CMD(RequestCAFile, "requestCAFile", SSL_CONF_FLAG_CERTIFICATE,
+ SSL_CONF_TYPE_FILE),
SSL_CONF_CMD(ClientCAFile, NULL,
SSL_CONF_FLAG_SERVER | SSL_CONF_FLAG_CERTIFICATE,
SSL_CONF_TYPE_FILE),
+ SSL_CONF_CMD(RequestCAPath, NULL, SSL_CONF_FLAG_CERTIFICATE,
+ SSL_CONF_TYPE_DIR),
SSL_CONF_CMD(ClientCAPath, NULL,
SSL_CONF_FLAG_SERVER | SSL_CONF_FLAG_CERTIFICATE,
SSL_CONF_TYPE_DIR),
#ifndef OPENSSL_NO_DH
SSL_CONF_CMD(DHParameters, "dhparam",
SSL_CONF_FLAG_SERVER | SSL_CONF_FLAG_CERTIFICATE,
- SSL_CONF_TYPE_FILE)
+ SSL_CONF_TYPE_FILE),
#endif
+ SSL_CONF_CMD_STRING(RecordPadding, "record_padding", 0),
+ SSL_CONF_CMD_STRING(NumTickets, "num_tickets", SSL_CONF_FLAG_SERVER),
};
/* Supported switches: must match order of switches in ssl_conf_cmds */
{SSL_OP_NO_TLSv1, 0}, /* no_tls1 */
{SSL_OP_NO_TLSv1_1, 0}, /* no_tls1_1 */
{SSL_OP_NO_TLSv1_2, 0}, /* no_tls1_2 */
+ {SSL_OP_NO_TLSv1_3, 0}, /* no_tls1_3 */
{SSL_OP_ALL, 0}, /* bugs */
{SSL_OP_NO_COMPRESSION, 0}, /* no_comp */
{SSL_OP_NO_COMPRESSION, SSL_TFLAG_INV}, /* comp */
{SSL_OP_ALLOW_UNSAFE_LEGACY_RENEGOTIATION, 0},
/* legacy_server_connect */
{SSL_OP_LEGACY_SERVER_CONNECT, 0},
+ /* no_renegotiation */
+ {SSL_OP_NO_RENEGOTIATION, 0},
/* no_resumption_on_reneg */
{SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION, 0},
/* no_legacy_server_connect */
{SSL_OP_LEGACY_SERVER_CONNECT, SSL_TFLAG_INV},
+ /* allow_no_dhe_kex */
+ {SSL_OP_ALLOW_NO_DHE_KEX, 0},
+ /* chacha reprioritization */
+ {SSL_OP_PRIORITIZE_CHACHA, 0},
{SSL_CERT_FLAG_TLS_STRICT, SSL_TFLAG_CERT}, /* strict */
-#ifdef OPENSSL_SSL_DEBUG_BROKEN_PROTOCOL
- {SSL_CERT_FLAG_BROKEN_PROTOCOL, SSL_TFLAG_CERT} /* debug_broken_protocol */
-#endif
+ /* no_middlebox */
+ {SSL_OP_ENABLE_MIDDLEBOX_COMPAT, SSL_TFLAG_INV},
+ /* anti_replay */
+ {SSL_OP_NO_ANTI_REPLAY, SSL_TFLAG_INV},
+ /* no_anti_replay */
+ {SSL_OP_NO_ANTI_REPLAY, 0},
};
static int ssl_conf_cmd_skip_prefix(SSL_CONF_CTX *cctx, const char **pcmd)
}
/* Determine if a command is allowed according to cctx flags */
-static int ssl_conf_cmd_allowed(SSL_CONF_CTX *cctx,
- const ssl_conf_cmd_tbl * t)
+static int ssl_conf_cmd_allowed(SSL_CONF_CTX *cctx, const ssl_conf_cmd_tbl * t)
{
unsigned int tfl = t->flags;
unsigned int cfl = cctx->flags;
return NULL;
}
-static int ctrl_switch_option(SSL_CONF_CTX *cctx,
- const ssl_conf_cmd_tbl * cmd)
+static int ctrl_switch_option(SSL_CONF_CTX *cctx, const ssl_conf_cmd_tbl * cmd)
{
/* Find index of command in table */
size_t idx = cmd - ssl_conf_cmds;
}
if (cctx->canames) {
if (cctx->ssl)
- SSL_set_client_CA_list(cctx->ssl, cctx->canames);
+ SSL_set0_CA_list(cctx->ssl, cctx->canames);
else if (cctx->ctx)
- SSL_CTX_set_client_CA_list(cctx->ctx, cctx->canames);
+ SSL_CTX_set0_CA_list(cctx->ctx, cctx->canames);
else
sk_X509_NAME_pop_free(cctx->canames, X509_NAME_free);
cctx->canames = NULL;
projects / openssl.git / blobdiff