ssl/ssl_txt.c

   1 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
   2  * All rights reserved.
   3  *
   4  * This package is an SSL implementation written
   5  * by Eric Young (eay@cryptsoft.com).
   6  * The implementation was written so as to conform with Netscapes SSL.
   7  *
   8  * This library is free for commercial and non-commercial use as long as
   9  * the following conditions are aheared to.  The following conditions
  10  * apply to all code found in this distribution, be it the RC4, RSA,
  11  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
  12  * included with this distribution is covered by the same copyright terms
  13  * except that the holder is Tim Hudson (tjh@cryptsoft.com).
  14  *
  15  * Copyright remains Eric Young's, and as such any Copyright notices in
  16  * the code are not to be removed.
  17  * If this package is used in a product, Eric Young should be given attribution
  18  * as the author of the parts of the library used.
  19  * This can be in the form of a textual message at program startup or
  20  * in documentation (online or textual) provided with the package.
  21  *
  22  * Redistribution and use in source and binary forms, with or without
  23  * modification, are permitted provided that the following conditions
  24  * are met:
  25  * 1. Redistributions of source code must retain the copyright
  26  *    notice, this list of conditions and the following disclaimer.
  27  * 2. Redistributions in binary form must reproduce the above copyright
  28  *    notice, this list of conditions and the following disclaimer in the
  29  *    documentation and/or other materials provided with the distribution.
  30  * 3. All advertising materials mentioning features or use of this software
  31  *    must display the following acknowledgement:
  32  *    "This product includes cryptographic software written by
  33  *     Eric Young (eay@cryptsoft.com)"
  34  *    The word 'cryptographic' can be left out if the rouines from the library
  35  *    being used are not cryptographic related :-).
  36  * 4. If you include any Windows specific code (or a derivative thereof) from
  37  *    the apps directory (application code) you must include an acknowledgement:
  38  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
  39  *
  40  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
  41  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  42  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  43  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  44  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  45  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  46  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  47  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  48  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  49  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  50  * SUCH DAMAGE.
  51  *
  52  * The licence and distribution terms for any publically available version or
  53  * derivative of this code cannot be changed.  i.e. this code cannot simply be
  54  * copied and put under another distribution licence
  55  * [including the GNU Public Licence.]
  56  */
  57 /* ====================================================================
  58  * Copyright 2005 Nokia. All rights reserved.
  59  *
  60  * The portions of the attached software ("Contribution") is developed by
  61  * Nokia Corporation and is licensed pursuant to the OpenSSL open source
  62  * license.
  63  *
  64  * The Contribution, originally written by Mika Kousa and Pasi Eronen of
  65  * Nokia Corporation, consists of the "PSK" (Pre-Shared Key) ciphersuites
  66  * support (see RFC 4279) to OpenSSL.
  67  *
  68  * No patent licenses or other rights except those expressly stated in
  69  * the OpenSSL open source license shall be deemed granted or received
  70  * expressly, by implication, estoppel, or otherwise.
  71  *
  72  * No assurances are provided by Nokia that the Contribution does not
  73  * infringe the patent or other intellectual property rights of any third
  74  * party or that the license provides you with all the necessary rights
  75  * to make use of the Contribution.
  76  *
  77  * THE SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. IN
  78  * ADDITION TO THE DISCLAIMERS INCLUDED IN THE LICENSE, NOKIA
  79  * SPECIFICALLY DISCLAIMS ANY LIABILITY FOR CLAIMS BROUGHT BY YOU OR ANY
  80  * OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OR
  81  * OTHERWISE.
  82  */
  83
  84 #include <stdio.h>
  85 #include <openssl/buffer.h>
  86 #include "ssl_locl.h"
  87
  88 #ifndef OPENSSL_NO_STDIO
  89 int SSL_SESSION_print_fp(FILE *fp, const SSL_SESSION *x)
  90 {
  91     BIO *b;
  92     int ret;
  93
  94     if ((b = BIO_new(BIO_s_file())) == NULL) {
  95         SSLerr(SSL_F_SSL_SESSION_PRINT_FP, ERR_R_BUF_LIB);
  96         return (0);
  97     }
  98     BIO_set_fp(b, fp, BIO_NOCLOSE);
  99     ret = SSL_SESSION_print(b, x);
 100     BIO_free(b);
 101     return (ret);
 102 }
 103 #endif
 104
 105 int SSL_SESSION_print(BIO *bp, const SSL_SESSION *x)
 106 {
 107     unsigned int i;
 108     const char *s;
 109
 110     if (x == NULL)
 111         goto err;
 112     if (BIO_puts(bp, "SSL-Session:\n") <= 0)
 113         goto err;
 114     if (x->ssl_version == SSL3_VERSION)
 115         s = "SSLv3";
 116     else if (x->ssl_version == TLS1_2_VERSION)
 117         s = "TLSv1.2";
 118     else if (x->ssl_version == TLS1_1_VERSION)
 119         s = "TLSv1.1";
 120     else if (x->ssl_version == TLS1_VERSION)
 121         s = "TLSv1";
 122     else if (x->ssl_version == DTLS1_VERSION)
 123         s = "DTLSv1";
 124     else if (x->ssl_version == DTLS1_2_VERSION)
 125         s = "DTLSv1.2";
 126     else if (x->ssl_version == DTLS1_BAD_VER)
 127         s = "DTLSv1-bad";
 128     else
 129         s = "unknown";
 130     if (BIO_printf(bp, "    Protocol  : %s\n", s) <= 0)
 131         goto err;
 132
 133     if (x->cipher == NULL) {
 134         if (((x->cipher_id) & 0xff000000) == 0x02000000) {
 135             if (BIO_printf
 136                 (bp, "    Cipher    : %06lX\n", x->cipher_id & 0xffffff) <= 0)
 137                 goto err;
 138         } else {
 139             if (BIO_printf
 140                 (bp, "    Cipher    : %04lX\n", x->cipher_id & 0xffff) <= 0)
 141                 goto err;
 142         }
 143     } else {
 144         if (BIO_printf
 145             (bp, "    Cipher    : %s\n",
 146              ((x->cipher == NULL) ? "unknown" : x->cipher->name)) <= 0)
 147             goto err;
 148     }
 149     if (BIO_puts(bp, "    Session-ID: ") <= 0)
 150         goto err;
 151     for (i = 0; i < x->session_id_length; i++) {
 152         if (BIO_printf(bp, "%02X", x->session_id[i]) <= 0)
 153             goto err;
 154     }
 155     if (BIO_puts(bp, "\n    Session-ID-ctx: ") <= 0)
 156         goto err;
 157     for (i = 0; i < x->sid_ctx_length; i++) {
 158         if (BIO_printf(bp, "%02X", x->sid_ctx[i]) <= 0)
 159             goto err;
 160     }
 161     if (BIO_puts(bp, "\n    Master-Key: ") <= 0)
 162         goto err;
 163     for (i = 0; i < (unsigned int)x->master_key_length; i++) {
 164         if (BIO_printf(bp, "%02X", x->master_key[i]) <= 0)
 165             goto err;
 166     }
 167 #ifndef OPENSSL_NO_PSK
 168     if (BIO_puts(bp, "\n    PSK identity: ") <= 0)
 169         goto err;
 170     if (BIO_printf(bp, "%s", x->psk_identity ? x->psk_identity : "None") <= 0)
 171         goto err;
 172     if (BIO_puts(bp, "\n    PSK identity hint: ") <= 0)
 173         goto err;
 174     if (BIO_printf
 175         (bp, "%s", x->psk_identity_hint ? x->psk_identity_hint : "None") <= 0)
 176         goto err;
 177 #endif
 178 #ifndef OPENSSL_NO_SRP
 179     if (BIO_puts(bp, "\n    SRP username: ") <= 0)
 180         goto err;
 181     if (BIO_printf(bp, "%s", x->srp_username ? x->srp_username : "None") <= 0)
 182         goto err;
 183 #endif
 184     if (x->tlsext_tick_lifetime_hint) {
 185         if (BIO_printf(bp,
 186                        "\n    TLS session ticket lifetime hint: %ld (seconds)",
 187                        x->tlsext_tick_lifetime_hint) <= 0)
 188             goto err;
 189     }
 190     if (x->tlsext_tick) {
 191         if (BIO_puts(bp, "\n    TLS session ticket:\n") <= 0)
 192             goto err;
 193         if (BIO_dump_indent(bp, (char *)x->tlsext_tick, x->tlsext_ticklen, 4)
 194             <= 0)
 195             goto err;
 196     }
 197
 198 #ifndef OPENSSL_NO_COMP
 199     if (x->compress_meth != 0) {
 200         SSL_COMP *comp = NULL;
 201
 202         if (!ssl_cipher_get_evp(x, NULL, NULL, NULL, NULL, &comp, 0))
 203             goto err;
 204         if (comp == NULL) {
 205             if (BIO_printf(bp, "\n    Compression: %d", x->compress_meth) <=
 206                 0)
 207                 goto err;
 208         } else {
 209             if (BIO_printf(bp, "\n    Compression: %d (%s)", comp->id,
 210                  comp->name) <= 0)
 211                 goto err;
 212         }
 213     }
 214 #endif
 215     if (x->time != 0L) {
 216         if (BIO_printf(bp, "\n    Start Time: %ld", x->time) <= 0)
 217             goto err;
 218     }
 219     if (x->timeout != 0L) {
 220         if (BIO_printf(bp, "\n    Timeout   : %ld (sec)", x->timeout) <= 0)
 221             goto err;
 222     }
 223     if (BIO_puts(bp, "\n") <= 0)
 224         goto err;
 225
 226     if (BIO_puts(bp, "    Verify return code: ") <= 0)
 227         goto err;
 228     if (BIO_printf(bp, "%ld (%s)\n", x->verify_result,
 229                    X509_verify_cert_error_string(x->verify_result)) <= 0)
 230         goto err;
 231
 232     if (BIO_printf(bp, "    Extended master secret: %s\n",
 233                    x->flags & SSL_SESS_FLAG_EXTMS ? "yes" : "no") <= 0)
 234         goto err;
 235
 236     return (1);
 237  err:
 238     return (0);
 239 }
 240
 241 /*
 242  * print session id and master key in NSS keylog format (RSA
 243  * Session-ID:<session id> Master-Key:<master key>)
 244  */
 245 int SSL_SESSION_print_keylog(BIO *bp, const SSL_SESSION *x)
 246 {
 247     unsigned int i;
 248
 249     if (x == NULL)
 250         goto err;
 251     if (x->session_id_length == 0 || x->master_key_length == 0)
 252         goto err;
 253
 254     /*
 255      * the RSA prefix is required by the format's definition although there's
 256      * nothing RSA-specifc in the output, therefore, we don't have to check if
 257      * the cipher suite is based on RSA
 258      */
 259     if (BIO_puts(bp, "RSA ") <= 0)
 260         goto err;
 261
 262     if (BIO_puts(bp, "Session-ID:") <= 0)
 263         goto err;
 264     for (i = 0; i < x->session_id_length; i++) {
 265         if (BIO_printf(bp, "%02X", x->session_id[i]) <= 0)
 266             goto err;
 267     }
 268     if (BIO_puts(bp, " Master-Key:") <= 0)
 269         goto err;
 270     for (i = 0; i < (unsigned int)x->master_key_length; i++) {
 271         if (BIO_printf(bp, "%02X", x->master_key[i]) <= 0)
 272             goto err;
 273     }
 274     if (BIO_puts(bp, "\n") <= 0)
 275         goto err;
 276
 277     return (1);
 278  err:
 279     return (0);
 280 }