/*
- * Copyright 2012-2016 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 2012-2020 The OpenSSL Project Authors. All Rights Reserved.
*
- * Licensed under the OpenSSL license (the "License"). You may not use
+ * 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 "ssl_locl.h"
+#include "ssl_local.h"
#include <openssl/conf.h>
#include <openssl/objects.h>
#include <openssl/dh.h>
+#include "internal/nelem.h"
+
+DEFINE_STACK_OF(X509_NAME)
/*
* structure holding name tables. This is used for permitted elements in lists
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)
{
int rv = 1;
- 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);
if (nid == 0)
return 0;
- ecdh = EC_KEY_new_by_curve_name(nid);
- if (!ecdh)
- return 0;
+
if (cctx->ctx)
- rv = SSL_CTX_set_tmp_ecdh(cctx->ctx, ecdh);
+ rv = SSL_CTX_set1_groups(cctx->ctx, &nid, 1);
else if (cctx->ssl)
- rv = SSL_set_tmp_ecdh(cctx->ssl, ecdh);
- EC_KEY_free(ecdh);
+ rv = SSL_set1_groups(cctx->ssl, &nid, 1);
return rv > 0;
}
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_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),
+ SSL_FLAG_TBL_INV("ExtendedMasterSecret", SSL_OP_NO_EXTENDED_MASTER_SECRET),
+ SSL_FLAG_TBL_INV("CANames", SSL_OP_DISABLE_TLSEXT_CA_NAMES)
};
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;
char **pfilename = &cctx->cert_filename[c->key - c->pkeys];
OPENSSL_free(*pfilename);
*pfilename = OPENSSL_strdup(value);
- if (!*pfilename)
+ if (*pfilename == NULL)
rv = 0;
}
}
static int do_store(SSL_CONF_CTX *cctx,
- const char *CAfile, const char *CApath, int verify_store)
+ const char *CAfile, const char *CApath, const char *CAstore,
+ int verify_store)
{
CERT *cert;
X509_STORE **st;
+
if (cctx->ctx)
cert = cctx->ctx->cert;
else if (cctx->ssl)
if (*st == NULL)
return 0;
}
- return X509_STORE_load_locations(*st, CAfile, CApath) > 0;
+
+ if (CAfile != NULL && !X509_STORE_load_file(*st, CAfile))
+ return 0;
+ if (CApath != NULL && !X509_STORE_load_path(*st, CApath))
+ return 0;
+ if (CAstore != NULL && !X509_STORE_load_store(*st, CAstore))
+ return 0;
+ return 1;
}
static int cmd_ChainCAPath(SSL_CONF_CTX *cctx, const char *value)
{
- return do_store(cctx, NULL, value, 0);
+ return do_store(cctx, NULL, value, NULL, 0);
}
static int cmd_ChainCAFile(SSL_CONF_CTX *cctx, const char *value)
{
- return do_store(cctx, value, NULL, 0);
+ return do_store(cctx, value, NULL, NULL, 0);
+}
+
+static int cmd_ChainCAStore(SSL_CONF_CTX *cctx, const char *value)
+{
+ return do_store(cctx, NULL, NULL, value, 0);
}
static int cmd_VerifyCAPath(SSL_CONF_CTX *cctx, const char *value)
{
- return do_store(cctx, NULL, value, 1);
+ return do_store(cctx, NULL, value, NULL, 1);
}
static int cmd_VerifyCAFile(SSL_CONF_CTX *cctx, const char *value)
{
- return do_store(cctx, value, NULL, 1);
+ return do_store(cctx, value, NULL, NULL, 1);
}
-static int cmd_ClientCAFile(SSL_CONF_CTX *cctx, const char *value)
+static int cmd_VerifyCAStore(SSL_CONF_CTX *cctx, const char *value)
+{
+ return do_store(cctx, NULL, NULL, value, 1);
+}
+
+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);
+}
+
+static int cmd_RequestCAStore(SSL_CONF_CTX *cctx, const char *value)
+{
+ if (cctx->canames == NULL)
+ cctx->canames = sk_X509_NAME_new_null();
+ if (cctx->canames == NULL)
+ return 0;
+ return SSL_add_store_cert_subjects_to_stack(cctx->canames, value);
+}
+
+static int cmd_ClientCAStore(SSL_CONF_CTX *cctx, const char *value)
+{
+ return cmd_RequestCAStore(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("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),
+ 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", 0),
SSL_CONF_CMD_STRING(MaxProtocol, "max_protocol", 0),
SSL_CONF_TYPE_DIR),
SSL_CONF_CMD(ChainCAFile, "chainCAfile", SSL_CONF_FLAG_CERTIFICATE,
SSL_CONF_TYPE_FILE),
+ SSL_CONF_CMD(ChainCAStore, "chainCAstore", SSL_CONF_FLAG_CERTIFICATE,
+ SSL_CONF_TYPE_STORE),
SSL_CONF_CMD(VerifyCAPath, "verifyCApath", SSL_CONF_FLAG_CERTIFICATE,
SSL_CONF_TYPE_DIR),
SSL_CONF_CMD(VerifyCAFile, "verifyCAfile", SSL_CONF_FLAG_CERTIFICATE,
SSL_CONF_TYPE_FILE),
+ SSL_CONF_CMD(VerifyCAStore, "verifyCAstore", SSL_CONF_FLAG_CERTIFICATE,
+ SSL_CONF_TYPE_STORE),
+ 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),
+ SSL_CONF_CMD(RequestCAStore, "requestCAStore", SSL_CONF_FLAG_CERTIFICATE,
+ SSL_CONF_TYPE_STORE),
+ SSL_CONF_CMD(ClientCAStore, NULL,
+ SSL_CONF_FLAG_SERVER | SSL_CONF_FLAG_CERTIFICATE,
+ SSL_CONF_TYPE_STORE),
#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_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 */
+ /* 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)
{
- if (!pcmd || !*pcmd)
+ if (pcmd == NULL || *pcmd == NULL)
return 0;
/* If a prefix is set, check and skip */
if (cctx->prefix) {
{
int rv;
const char *arg = NULL, *argn;
- if (pargc && *pargc == 0)
+
+ if (pargc != NULL && *pargc == 0)
return 0;
- if (!pargc || *pargc > 0)
+ if (pargc == NULL || *pargc > 0)
arg = **pargv;
if (arg == NULL)
return 0;
- if (!pargc || *pargc > 1)
+ if (pargc == NULL || *pargc > 1)
argn = (*pargv)[1];
else
argn = NULL;
}
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;