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authorWilliam Joye <wjoye@cfa.harvard.edu>2017-05-02 16:41:35 (GMT)
committerWilliam Joye <wjoye@cfa.harvard.edu>2017-05-02 16:41:35 (GMT)
commit3d328008deedc58cd7a11c79063cefa7d662d4fc (patch)
treecb41a048885ce7b493f406360cf5f6edf689c468 /openssl/apps/ciphers.c
parent0a2b8b8e0bc2e91a9f10659b30e2e4f5b79ce692 (diff)
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diff --git a/openssl/apps/ciphers.c b/openssl/apps/ciphers.c
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+/* apps/ciphers.c */
+/* 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>
+#ifdef OPENSSL_NO_STDIO
+# define APPS_WIN16
+#endif
+#include "apps.h"
+#include <openssl/err.h>
+#include <openssl/ssl.h>
+
+#undef PROG
+#define PROG ciphers_main
+
+static const char *ciphers_usage[] = {
+ "usage: ciphers args\n",
+ " -v - verbose mode, a textual listing of the SSL/TLS ciphers in OpenSSL\n",
+ " -V - even more verbose\n",
+ " -ssl2 - SSL2 mode\n",
+ " -ssl3 - SSL3 mode\n",
+ " -tls1 - TLS1 mode\n",
+ NULL
+};
+
+int MAIN(int, char **);
+
+int MAIN(int argc, char **argv)
+{
+ int ret = 1, i;
+ int verbose = 0, Verbose = 0;
+#ifndef OPENSSL_NO_SSL_TRACE
+ int stdname = 0;
+#endif
+ const char **pp;
+ const char *p;
+ int badops = 0;
+ SSL_CTX *ctx = NULL;
+ SSL *ssl = NULL;
+ char *ciphers = NULL;
+ const SSL_METHOD *meth = NULL;
+ STACK_OF(SSL_CIPHER) *sk;
+ char buf[512];
+ BIO *STDout = NULL;
+
+ meth = SSLv23_server_method();
+
+ apps_startup();
+
+ if (bio_err == NULL)
+ bio_err = BIO_new_fp(stderr, BIO_NOCLOSE);
+ STDout = BIO_new_fp(stdout, BIO_NOCLOSE);
+#ifdef OPENSSL_SYS_VMS
+ {
+ BIO *tmpbio = BIO_new(BIO_f_linebuffer());
+ STDout = BIO_push(tmpbio, STDout);
+ }
+#endif
+ if (!load_config(bio_err, NULL))
+ goto end;
+
+ argc--;
+ argv++;
+ while (argc >= 1) {
+ if (strcmp(*argv, "-v") == 0)
+ verbose = 1;
+ else if (strcmp(*argv, "-V") == 0)
+ verbose = Verbose = 1;
+#ifndef OPENSSL_NO_SSL_TRACE
+ else if (strcmp(*argv, "-stdname") == 0)
+ stdname = verbose = 1;
+#endif
+#ifndef OPENSSL_NO_SSL2
+ else if (strcmp(*argv, "-ssl2") == 0)
+ meth = SSLv2_client_method();
+#endif
+#ifndef OPENSSL_NO_SSL3
+ else if (strcmp(*argv, "-ssl3") == 0)
+ meth = SSLv3_client_method();
+#endif
+#ifndef OPENSSL_NO_TLS1
+ else if (strcmp(*argv, "-tls1") == 0)
+ meth = TLSv1_client_method();
+#endif
+ else if ((strncmp(*argv, "-h", 2) == 0) || (strcmp(*argv, "-?") == 0)) {
+ badops = 1;
+ break;
+ } else {
+ ciphers = *argv;
+ }
+ argc--;
+ argv++;
+ }
+
+ if (badops) {
+ for (pp = ciphers_usage; (*pp != NULL); pp++)
+ BIO_printf(bio_err, "%s", *pp);
+ goto end;
+ }
+
+ OpenSSL_add_ssl_algorithms();
+
+ 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 (!verbose) {
+ for (i = 0;; i++) {
+ p = SSL_get_cipher_list(ssl, i);
+ if (p == NULL)
+ break;
+ if (i != 0)
+ BIO_printf(STDout, ":");
+ BIO_printf(STDout, "%s", p);
+ }
+ BIO_printf(STDout, "\n");
+ } else { /* verbose */
+
+ sk = SSL_get_ciphers(ssl);
+
+ 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) == 0x02000000L) {
+ /* SSL2 cipher */
+ BIO_printf(STDout, " 0x%02X,0x%02X,0x%02X - ", id1,
+ id2, id3);
+ } else if ((id & 0xff000000L) == 0x03000000L) {
+ /* SSL3 cipher */
+ BIO_printf(STDout, " 0x%02X,0x%02X - ", id2,
+ id3);
+ } else {
+ /* whatever */
+ BIO_printf(STDout, "0x%02X,0x%02X,0x%02X,0x%02X - ", id0,
+ id1, id2, id3);
+ }
+ }
+#ifndef OPENSSL_NO_SSL_TRACE
+ if (stdname) {
+ const char *nm = SSL_CIPHER_standard_name(c);
+ if (nm == NULL)
+ nm = "UNKNOWN";
+ BIO_printf(STDout, "%s - ", nm);
+ }
+#endif
+ BIO_puts(STDout, SSL_CIPHER_description(c, buf, sizeof buf));
+ }
+ }
+
+ ret = 0;
+ if (0) {
+ err:
+ SSL_load_error_strings();
+ ERR_print_errors(bio_err);
+ }
+ end:
+ if (ctx != NULL)
+ SSL_CTX_free(ctx);
+ if (ssl != NULL)
+ SSL_free(ssl);
+ if (STDout != NULL)
+ BIO_free_all(STDout);
+ apps_shutdown();
+ OPENSSL_EXIT(ret);
+}