2 * Copyright 2015-2020 The OpenSSL Project Authors. All Rights Reserved.
4 * Licensed under the Apache License 2.0 (the "License"). You may not use
5 * this file except in compliance with the License. You can obtain a copy
6 * in the file LICENSE in the source distribution or at
7 * https://www.openssl.org/source/license.html
11 #include <openssl/conf.h>
12 #include <openssl/ssl.h>
13 #include "ssl_local.h"
14 #include "internal/sslconf.h"
16 /* SSL library configuration module. */
18 void SSL_add_ssl_module(void)
20 /* Do nothing. This will be added automatically by libcrypto */
23 static int ssl_do_config(SSL *s, SSL_CTX *ctx, const char *name, int system)
25 SSL_CONF_CTX *cctx = NULL;
26 size_t i, idx, cmd_count;
29 const SSL_METHOD *meth;
30 const SSL_CONF_CMD *cmds;
31 OSSL_LIB_CTX *prev_libctx = NULL;
32 OSSL_LIB_CTX *libctx = NULL;
34 if (s == NULL && ctx == NULL) {
35 ERR_raise(ERR_LIB_SSL, ERR_R_PASSED_NULL_PARAMETER);
39 if (name == NULL && system)
40 name = "system_default";
41 if (!conf_ssl_name_find(name, &idx)) {
43 ERR_raise_data(ERR_LIB_SSL, SSL_R_INVALID_CONFIGURATION_NAME,
47 cmds = conf_ssl_get(idx, &name, &cmd_count);
48 cctx = SSL_CONF_CTX_new();
51 flags = SSL_CONF_FLAG_FILE;
53 flags |= SSL_CONF_FLAG_CERTIFICATE | SSL_CONF_FLAG_REQUIRE_PRIVATE;
56 SSL_CONF_CTX_set_ssl(cctx, s);
57 libctx = s->ctx->libctx;
60 SSL_CONF_CTX_set_ssl_ctx(cctx, ctx);
63 if (meth->ssl_accept != ssl_undefined_function)
64 flags |= SSL_CONF_FLAG_SERVER;
65 if (meth->ssl_connect != ssl_undefined_function)
66 flags |= SSL_CONF_FLAG_CLIENT;
67 SSL_CONF_CTX_set_flags(cctx, flags);
68 prev_libctx = OSSL_LIB_CTX_set0_default(libctx);
70 for (i = 0; i < cmd_count; i++) {
74 conf_ssl_get_cmd(cmds, i, &cmdstr, &arg);
75 rv = SSL_CONF_cmd(cctx, cmdstr, arg);
79 if (!SSL_CONF_CTX_finish(cctx))
82 OSSL_LIB_CTX_set0_default(prev_libctx);
83 SSL_CONF_CTX_free(cctx);
87 int SSL_config(SSL *s, const char *name)
89 return ssl_do_config(s, NULL, name, 0);
92 int SSL_CTX_config(SSL_CTX *ctx, const char *name)
94 return ssl_do_config(NULL, ctx, name, 0);
97 void ssl_ctx_system_config(SSL_CTX *ctx)
99 ssl_do_config(NULL, ctx, NULL, 1);