2 * Copyright 2013-2016 The OpenSSL Project Authors. All Rights Reserved.
4 * Licensed under the OpenSSL license (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/err.h>
12 #include <openssl/ssl.h>
13 #include <openssl/conf.h>
15 int main(int argc, char **argv)
17 BIO *sbio = NULL, *out = NULL;
21 SSL_CONF_CTX *cctx = NULL;
24 STACK_OF(CONF_VALUE) *sect = NULL;
26 const char *connect_str = "localhost:4433";
29 ERR_load_crypto_strings();
30 ERR_load_SSL_strings();
33 conf = NCONF_new(NULL);
35 if (NCONF_load(conf, "connect.cnf", &errline) <= 0) {
37 fprintf(stderr, "Error processing config file\n");
39 fprintf(stderr, "Error on line %ld\n", errline);
43 sect = NCONF_get_section(conf, "default");
46 fprintf(stderr, "Error retrieving default section\n");
50 ctx = SSL_CTX_new(TLS_client_method());
51 cctx = SSL_CONF_CTX_new();
52 SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_CLIENT);
53 SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_FILE);
54 SSL_CONF_CTX_set_ssl_ctx(cctx, ctx);
55 for (i = 0; i < sk_CONF_VALUE_num(sect); i++) {
56 cnf = sk_CONF_VALUE_value(sect, i);
57 rv = SSL_CONF_cmd(cctx, cnf->name, cnf->value);
61 fprintf(stderr, "Error processing %s = %s\n",
62 cnf->name, cnf->value);
63 ERR_print_errors_fp(stderr);
66 if (strcmp(cnf->name, "Connect") == 0) {
67 connect_str = cnf->value;
69 fprintf(stderr, "Unknown configuration option %s\n", cnf->name);
74 if (!SSL_CONF_CTX_finish(cctx)) {
75 fprintf(stderr, "Finish error\n");
76 ERR_print_errors_fp(stderr);
81 * We'd normally set some stuff like the verify paths and * mode here
82 * because as things stand this will connect to * any server whose
83 * certificate is signed by any CA.
86 sbio = BIO_new_ssl_connect(ctx);
88 BIO_get_ssl(sbio, &ssl);
91 fprintf(stderr, "Can't locate SSL pointer\n");
95 /* Don't want any retries */
96 SSL_set_mode(ssl, SSL_MODE_AUTO_RETRY);
98 /* We might want to do other things with ssl here */
100 BIO_set_conn_hostname(sbio, connect_str);
102 out = BIO_new_fp(stdout, BIO_NOCLOSE);
103 if (BIO_do_connect(sbio) <= 0) {
104 fprintf(stderr, "Error connecting to server\n");
105 ERR_print_errors_fp(stderr);
109 if (BIO_do_handshake(sbio) <= 0) {
110 fprintf(stderr, "Error establishing SSL connection\n");
111 ERR_print_errors_fp(stderr);
115 /* Could examine ssl here to get connection info */
117 BIO_puts(sbio, "GET / HTTP/1.0\n\n");
119 len = BIO_read(sbio, tmpbuf, 1024);
122 BIO_write(out, tmpbuf, len);
125 SSL_CONF_CTX_free(cctx);