| /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) |
| * All rights reserved. |
| * |
| * This package is an SSL implementation written |
| * by Eric Young (eay@cryptsoft.com). |
| * The implementation was written so as to conform with Netscapes SSL. |
| * |
| * This library is free for commercial and non-commercial use as long as |
| * the following conditions are aheared to. The following conditions |
| * apply to all code found in this distribution, be it the RC4, RSA, |
| * lhash, DES, etc., code; not just the SSL code. The SSL documentation |
| * included with this distribution is covered by the same copyright terms |
| * except that the holder is Tim Hudson (tjh@cryptsoft.com). |
| * |
| * Copyright remains Eric Young's, and as such any Copyright notices in |
| * the code are not to be removed. |
| * If this package is used in a product, Eric Young should be given attribution |
| * as the author of the parts of the library used. |
| * This can be in the form of a textual message at program startup or |
| * in documentation (online or textual) provided with the package. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * 3. All advertising materials mentioning features or use of this software |
| * must display the following acknowledgement: |
| * "This product includes cryptographic software written by |
| * Eric Young (eay@cryptsoft.com)" |
| * The word 'cryptographic' can be left out if the rouines from the library |
| * being used are not cryptographic related :-). |
| * 4. If you include any Windows specific code (or a derivative thereof) from |
| * the apps directory (application code) you must include an acknowledgement: |
| * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" |
| * |
| * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND |
| * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE |
| * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| * SUCH DAMAGE. |
| * |
| * The licence and distribution terms for any publically available version or |
| * derivative of this code cannot be changed. i.e. this code cannot simply be |
| * copied and put under another distribution licence |
| * [including the GNU Public Licence.] |
| */ |
| |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <string.h> |
| #include "apps.h" |
| #include <openssl/err.h> |
| #include <openssl/ssl.h> |
| |
| typedef enum OPTION_choice { |
| OPT_ERR = -1, OPT_EOF = 0, OPT_HELP, |
| #ifndef OPENSSL_NO_SSL_TRACE |
| OPT_STDNAME, |
| #endif |
| #ifndef OPENSSL_NO_SSL3 |
| OPT_SSL3, |
| #endif |
| OPT_TLS1, |
| OPT_V, OPT_UPPER_V, OPT_S |
| } OPTION_CHOICE; |
| |
| OPTIONS ciphers_options[] = { |
| {"help", OPT_HELP, '-', "Display this summary"}, |
| {"v", OPT_V, '-', "Verbose listing of the SSL/TLS ciphers"}, |
| {"V", OPT_UPPER_V, '-', "Even more verbose"}, |
| {"s", OPT_S, '-', "Only supported ciphers"}, |
| #ifndef OPENSSL_NO_SSL_TRACE |
| {"stdname", OPT_STDNAME, '-', "Show standard cipher names"}, |
| #endif |
| #ifndef OPENSSL_NO_SSL3 |
| {"ssl3", OPT_SSL3, '-', "SSL3 mode"}, |
| #endif |
| {"tls1", OPT_TLS1, '-', "TLS1 mode"}, |
| {NULL} |
| }; |
| |
| int ciphers_main(int argc, char **argv) |
| { |
| SSL_CTX *ctx = NULL; |
| SSL *ssl = NULL; |
| STACK_OF(SSL_CIPHER) *sk = NULL; |
| const SSL_METHOD *meth = SSLv23_server_method(); |
| int ret = 1, i, verbose = 0, Verbose = 0, use_supported = 0; |
| #ifndef OPENSSL_NO_SSL_TRACE |
| int stdname = 0; |
| #endif |
| const char *p; |
| char *ciphers = NULL, *prog; |
| char buf[512]; |
| OPTION_CHOICE o; |
| |
| prog = opt_init(argc, argv, ciphers_options); |
| while ((o = opt_next()) != OPT_EOF) { |
| switch (o) { |
| case OPT_EOF: |
| case OPT_ERR: |
| opthelp: |
| BIO_printf(bio_err, "%s: Use -help for summary.\n", prog); |
| goto end; |
| case OPT_HELP: |
| opt_help(ciphers_options); |
| ret = 0; |
| goto end; |
| case OPT_V: |
| verbose = 1; |
| break; |
| case OPT_UPPER_V: |
| verbose = Verbose = 1; |
| break; |
| case OPT_S: |
| use_supported = 1; |
| break; |
| #ifndef OPENSSL_NO_SSL_TRACE |
| case OPT_STDNAME: |
| stdname = verbose = 1; |
| break; |
| #endif |
| #ifndef OPENSSL_NO_SSL3 |
| case OPT_SSL3: |
| meth = SSLv3_client_method(); |
| break; |
| #endif |
| case OPT_TLS1: |
| meth = TLSv1_client_method(); |
| break; |
| } |
| } |
| argv = opt_rest(); |
| argc = opt_num_rest(); |
| |
| if (argc == 1) |
| ciphers = *argv; |
| else if (argc != 0) |
| goto opthelp; |
| |
| ctx = SSL_CTX_new(meth); |
| if (ctx == NULL) |
| goto err; |
| if (ciphers != NULL) { |
| if (!SSL_CTX_set_cipher_list(ctx, ciphers)) { |
| BIO_printf(bio_err, "Error in cipher list\n"); |
| goto err; |
| } |
| } |
| ssl = SSL_new(ctx); |
| if (ssl == NULL) |
| goto err; |
| |
| if (use_supported) |
| sk = SSL_get1_supported_ciphers(ssl); |
| else |
| sk = SSL_get_ciphers(ssl); |
| |
| if (!verbose) { |
| for (i = 0; i < sk_SSL_CIPHER_num(sk); i++) { |
| SSL_CIPHER *c = sk_SSL_CIPHER_value(sk, i); |
| p = SSL_CIPHER_get_name(c); |
| if (p == NULL) |
| break; |
| if (i != 0) |
| BIO_printf(bio_out, ":"); |
| BIO_printf(bio_out, "%s", p); |
| } |
| BIO_printf(bio_out, "\n"); |
| } else { |
| |
| for (i = 0; i < sk_SSL_CIPHER_num(sk); i++) { |
| SSL_CIPHER *c; |
| |
| c = sk_SSL_CIPHER_value(sk, i); |
| |
| if (Verbose) { |
| unsigned long id = SSL_CIPHER_get_id(c); |
| int id0 = (int)(id >> 24); |
| int id1 = (int)((id >> 16) & 0xffL); |
| int id2 = (int)((id >> 8) & 0xffL); |
| int id3 = (int)(id & 0xffL); |
| |
| if ((id & 0xff000000L) == 0x03000000L) |
| BIO_printf(bio_out, " 0x%02X,0x%02X - ", id2, id3); /* SSL3 |
| * cipher */ |
| else |
| BIO_printf(bio_out, "0x%02X,0x%02X,0x%02X,0x%02X - ", id0, id1, id2, id3); /* whatever */ |
| } |
| #ifndef OPENSSL_NO_SSL_TRACE |
| if (stdname) { |
| const char *nm = SSL_CIPHER_standard_name(c); |
| if (nm == NULL) |
| nm = "UNKNOWN"; |
| BIO_printf(bio_out, "%s - ", nm); |
| } |
| #endif |
| BIO_puts(bio_out, SSL_CIPHER_description(c, buf, sizeof buf)); |
| } |
| } |
| |
| ret = 0; |
| goto end; |
| err: |
| ERR_print_errors(bio_err); |
| end: |
| if (use_supported) |
| sk_SSL_CIPHER_free(sk); |
| SSL_CTX_free(ctx); |
| SSL_free(ssl); |
| return (ret); |
| } |
