67 lines
2.0 KiB
C++
67 lines
2.0 KiB
C++
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/* Copyright (c) 2015, Google Inc.
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
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* SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
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* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
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* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */
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#include <string>
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#include <vector>
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#include <stdint.h>
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#include <stdlib.h>
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#include <openssl/ssl.h>
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#include "../crypto/test/scoped_types.h"
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#include "../ssl/test/scoped_types.h"
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#include "internal.h"
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bool Ciphers(const std::vector<std::string> &args) {
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if (args.size() != 1) {
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fprintf(stderr, "Usage: bssl ciphers <cipher suite string>\n");
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return false;
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}
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const std::string &ciphers_string = args.back();
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ScopedSSL_CTX ctx(SSL_CTX_new(SSLv23_client_method()));
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if (!SSL_CTX_set_cipher_list(ctx.get(), ciphers_string.c_str())) {
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fprintf(stderr, "Failed to parse cipher suite config.\n");
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ERR_print_errors_fp(stderr);
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return false;
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}
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const struct ssl_cipher_preference_list_st *pref_list = ctx->cipher_list;
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STACK_OF(SSL_CIPHER) *ciphers = pref_list->ciphers;
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bool last_in_group = false;
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for (size_t i = 0; i < sk_SSL_CIPHER_num(ciphers); i++) {
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bool in_group = pref_list->in_group_flags[i];
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const SSL_CIPHER *cipher = sk_SSL_CIPHER_value(ciphers, i);
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if (in_group && !last_in_group) {
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printf("[\n ");
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} else if (last_in_group) {
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printf(" ");
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}
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printf("%s\n", SSL_CIPHER_get_name(cipher));
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if (!in_group && last_in_group) {
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printf("]\n");
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}
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last_in_group = in_group;
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}
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return true;
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}
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