- /* Copyright (c) 2014, Google Inc.
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */
-
- #include <openssl/base.h>
-
- // TODO(davidben): bssl client does not work on Windows.
- #if !defined(OPENSSL_WINDOWS)
-
- #include <string>
- #include <vector>
-
- #include <errno.h>
- #include <stdlib.h>
- #include <sys/types.h>
- #include <sys/socket.h>
-
- #include <openssl/err.h>
- #include <openssl/ssl.h>
-
- #include "internal.h"
- #include "transport_common.h"
-
-
- static const struct argument kArguments[] = {
- {
- "-connect", true,
- "The hostname and port of the server to connect to, e.g. foo.com:443",
- },
- {
- "-cipher", false,
- "An OpenSSL-style cipher suite string that configures the offered ciphers",
- },
- {
- "", false, "",
- },
- };
-
- bool Client(const std::vector<std::string> &args) {
- std::map<std::string, std::string> args_map;
-
- if (!ParseKeyValueArguments(&args_map, args, kArguments)) {
- PrintUsage(kArguments);
- return false;
- }
-
- SSL_CTX *ctx = SSL_CTX_new(SSLv23_client_method());
-
- const char *keylog_file = getenv("SSLKEYLOGFILE");
- if (keylog_file) {
- BIO *keylog_bio = BIO_new_file(keylog_file, "a");
- if (!keylog_bio) {
- ERR_print_errors_cb(PrintErrorCallback, stderr);
- return false;
- }
- SSL_CTX_set_keylog_bio(ctx, keylog_bio);
- }
-
- if (args_map.count("-cipher") != 0 &&
- !SSL_CTX_set_cipher_list(ctx, args_map["-cipher"].c_str())) {
- fprintf(stderr, "Failed setting cipher list\n");
- return false;
- }
-
- int sock = -1;
- if (!Connect(&sock, args_map["-connect"])) {
- return false;
- }
-
- BIO *bio = BIO_new_socket(sock, BIO_CLOSE);
- SSL *ssl = SSL_new(ctx);
- SSL_set_bio(ssl, bio, bio);
-
- int ret = SSL_connect(ssl);
- if (ret != 1) {
- int ssl_err = SSL_get_error(ssl, ret);
- fprintf(stderr, "Error while connecting: %d\n", ssl_err);
- ERR_print_errors_cb(PrintErrorCallback, stderr);
- return false;
- }
-
- fprintf(stderr, "Connected.\n");
- PrintConnectionInfo(ssl);
-
- bool ok = TransferData(ssl, sock);
-
- SSL_free(ssl);
- SSL_CTX_free(ctx);
- return ok;
- }
-
-
- #endif // !OPENSSL_WINDOWS
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