ssl/ssl_txt.c

   1 /* ssl/ssl_txt.c */
   2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
   3  * All rights reserved.
   4  *
   5  * This package is an SSL implementation written
   6  * by Eric Young (eay@cryptsoft.com).
   7  * The implementation was written so as to conform with Netscapes SSL.
   8  *
   9  * This library is free for commercial and non-commercial use as long as
  10  * the following conditions are aheared to.  The following conditions
  11  * apply to all code found in this distribution, be it the RC4, RSA,
  12  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
  13  * included with this distribution is covered by the same copyright terms
  14  * except that the holder is Tim Hudson (tjh@cryptsoft.com).
  15  *
  16  * Copyright remains Eric Young's, and as such any Copyright notices in
  17  * the code are not to be removed.
  18  * If this package is used in a product, Eric Young should be given attribution
  19  * as the author of the parts of the library used.
  20  * This can be in the form of a textual message at program startup or
  21  * in documentation (online or textual) provided with the package.
  22  *
  23  * Redistribution and use in source and binary forms, with or without
  24  * modification, are permitted provided that the following conditions
  25  * are met:
  26  * 1. Redistributions of source code must retain the copyright
  27  *    notice, this list of conditions and the following disclaimer.
  28  * 2. Redistributions in binary form must reproduce the above copyright
  29  *    notice, this list of conditions and the following disclaimer in the
  30  *    documentation and/or other materials provided with the distribution.
  31  * 3. All advertising materials mentioning features or use of this software
  32  *    must display the following acknowledgement:
  33  *    "This product includes cryptographic software written by
  34  *     Eric Young (eay@cryptsoft.com)"
  35  *    The word 'cryptographic' can be left out if the rouines from the library
  36  *    being used are not cryptographic related :-).
  37  * 4. If you include any Windows specific code (or a derivative thereof) from
  38  *    the apps directory (application code) you must include an acknowledgement:
  39  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
  40  *
  41  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
  42  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  43  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  44  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  45  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  46  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  47  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  48  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  49  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  50  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  51  * SUCH DAMAGE.
  52  *
  53  * The licence and distribution terms for any publically available version or
  54  * derivative of this code cannot be changed.  i.e. this code cannot simply be
  55  * copied and put under another distribution licence
  56  * [including the GNU Public Licence.]
  57  */
  58 /* ====================================================================
  59  * Copyright 2005 Nokia. All rights reserved.
  60  *
  61  * The portions of the attached software ("Contribution") is developed by
  62  * Nokia Corporation and is licensed pursuant to the OpenSSL open source
  63  * license.
  64  *
  65  * The Contribution, originally written by Mika Kousa and Pasi Eronen of
  66  * Nokia Corporation, consists of the "PSK" (Pre-Shared Key) ciphersuites
  67  * support (see RFC 4279) to OpenSSL.
  68  *
  69  * No patent licenses or other rights except those expressly stated in
  70  * the OpenSSL open source license shall be deemed granted or received
  71  * expressly, by implication, estoppel, or otherwise.
  72  *
  73  * No assurances are provided by Nokia that the Contribution does not
  74  * infringe the patent or other intellectual property rights of any third
  75  * party or that the license provides you with all the necessary rights
  76  * to make use of the Contribution.
  77  *
  78  * THE SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. IN
  79  * ADDITION TO THE DISCLAIMERS INCLUDED IN THE LICENSE, NOKIA
  80  * SPECIFICALLY DISCLAIMS ANY LIABILITY FOR CLAIMS BROUGHT BY YOU OR ANY
  81  * OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OR
  82  * OTHERWISE.
  83  */
  84
  85 #include <stdio.h>
  86 #include <openssl/buffer.h>
  87 #include "ssl_locl.h"
  88
  89 #ifndef OPENSSL_NO_STDIO
  90 int SSL_SESSION_print_fp(FILE *fp, const SSL_SESSION *x)
  91 {
  92     BIO *b;
  93     int ret;
  94
  95     if ((b = BIO_new(BIO_s_file())) == NULL) {
  96         SSLerr(SSL_F_SSL_SESSION_PRINT_FP, ERR_R_BUF_LIB);
  97         return (0);
  98     }
  99     BIO_set_fp(b, fp, BIO_NOCLOSE);
 100     ret = SSL_SESSION_print(b, x);
 101     BIO_free(b);
 102     return (ret);
 103 }
 104 #endif
 105
 106 int SSL_SESSION_print(BIO *bp, const SSL_SESSION *x)
 107 {
 108     unsigned int i;
 109     const char *s;
 110
 111     if (x == NULL)
 112         goto err;
 113     if (BIO_puts(bp, "SSL-Session:\n") <= 0)
 114         goto err;
 115     if (x->ssl_version == SSL3_VERSION)
 116         s = "SSLv3";
 117     else if (x->ssl_version == TLS1_2_VERSION)
 118         s = "TLSv1.2";
 119     else if (x->ssl_version == TLS1_1_VERSION)
 120         s = "TLSv1.1";
 121     else if (x->ssl_version == TLS1_VERSION)
 122         s = "TLSv1";
 123     else if (x->ssl_version == DTLS1_VERSION)
 124         s = "DTLSv1";
 125     else if (x->ssl_version == DTLS1_2_VERSION)
 126         s = "DTLSv1.2";
 127     else if (x->ssl_version == DTLS1_BAD_VER)
 128         s = "DTLSv1-bad";
 129     else
 130         s = "unknown";
 131     if (BIO_printf(bp, "    Protocol  : %s\n", s) <= 0)
 132         goto err;
 133
 134     if (x->cipher == NULL) {
 135         if (((x->cipher_id) & 0xff000000) == 0x02000000) {
 136             if (BIO_printf
 137                 (bp, "    Cipher    : %06lX\n", x->cipher_id & 0xffffff) <= 0)
 138                 goto err;
 139         } else {
 140             if (BIO_printf
 141                 (bp, "    Cipher    : %04lX\n", x->cipher_id & 0xffff) <= 0)
 142                 goto err;
 143         }
 144     } else {
 145         if (BIO_printf
 146             (bp, "    Cipher    : %s\n",
 147              ((x->cipher == NULL) ? "unknown" : x->cipher->name)) <= 0)
 148             goto err;
 149     }
 150     if (BIO_puts(bp, "    Session-ID: ") <= 0)
 151         goto err;
 152     for (i = 0; i < x->session_id_length; i++) {
 153         if (BIO_printf(bp, "%02X", x->session_id[i]) <= 0)
 154             goto err;
 155     }
 156     if (BIO_puts(bp, "\n    Session-ID-ctx: ") <= 0)
 157         goto err;
 158     for (i = 0; i < x->sid_ctx_length; i++) {
 159         if (BIO_printf(bp, "%02X", x->sid_ctx[i]) <= 0)
 160             goto err;
 161     }
 162     if (BIO_puts(bp, "\n    Master-Key: ") <= 0)
 163         goto err;
 164     for (i = 0; i < (unsigned int)x->master_key_length; i++) {
 165         if (BIO_printf(bp, "%02X", x->master_key[i]) <= 0)
 166             goto err;
 167     }
 168 #ifndef OPENSSL_NO_PSK
 169     if (BIO_puts(bp, "\n    PSK identity: ") <= 0)
 170         goto err;
 171     if (BIO_printf(bp, "%s", x->psk_identity ? x->psk_identity : "None") <= 0)
 172         goto err;
 173     if (BIO_puts(bp, "\n    PSK identity hint: ") <= 0)
 174         goto err;
 175     if (BIO_printf
 176         (bp, "%s", x->psk_identity_hint ? x->psk_identity_hint : "None") <= 0)
 177         goto err;
 178 #endif
 179 #ifndef OPENSSL_NO_SRP
 180     if (BIO_puts(bp, "\n    SRP username: ") <= 0)
 181         goto err;
 182     if (BIO_printf(bp, "%s", x->srp_username ? x->srp_username : "None") <= 0)
 183         goto err;
 184 #endif
 185     if (x->tlsext_tick_lifetime_hint) {
 186         if (BIO_printf(bp,
 187                        "\n    TLS session ticket lifetime hint: %ld (seconds)",
 188                        x->tlsext_tick_lifetime_hint) <= 0)
 189             goto err;
 190     }
 191     if (x->tlsext_tick) {
 192         if (BIO_puts(bp, "\n    TLS session ticket:\n") <= 0)
 193             goto err;
 194         if (BIO_dump_indent(bp, (char *)x->tlsext_tick, x->tlsext_ticklen, 4)
 195             <= 0)
 196             goto err;
 197     }
 198
 199 #ifndef OPENSSL_NO_COMP
 200     if (x->compress_meth != 0) {
 201         SSL_COMP *comp = NULL;
 202
 203         if (!ssl_cipher_get_evp(x, NULL, NULL, NULL, NULL, &comp, 0))
 204             goto err;
 205         if (comp == NULL) {
 206             if (BIO_printf(bp, "\n    Compression: %d", x->compress_meth) <=
 207                 0)
 208                 goto err;
 209         } else {
 210             if (BIO_printf(bp, "\n    Compression: %d (%s)", comp->id,
 211                  comp->name) <= 0)
 212                 goto err;
 213         }
 214     }
 215 #endif
 216     if (x->time != 0L) {
 217         if (BIO_printf(bp, "\n    Start Time: %ld", x->time) <= 0)
 218             goto err;
 219     }
 220     if (x->timeout != 0L) {
 221         if (BIO_printf(bp, "\n    Timeout   : %ld (sec)", x->timeout) <= 0)
 222             goto err;
 223     }
 224     if (BIO_puts(bp, "\n") <= 0)
 225         goto err;
 226
 227     if (BIO_puts(bp, "    Verify return code: ") <= 0)
 228         goto err;
 229     if (BIO_printf(bp, "%ld (%s)\n", x->verify_result,
 230                    X509_verify_cert_error_string(x->verify_result)) <= 0)
 231         goto err;
 232
 233     if (BIO_printf(bp, "    Extended master secret: %s\n",
 234                    x->flags & SSL_SESS_FLAG_EXTMS ? "yes" : "no") <= 0)
 235         goto err;
 236
 237     return (1);
 238  err:
 239     return (0);
 240 }
 241
 242 /*
 243  * print session id and master key in NSS keylog format (RSA
 244  * Session-ID:<session id> Master-Key:<master key>)
 245  */
 246 int SSL_SESSION_print_keylog(BIO *bp, const SSL_SESSION *x)
 247 {
 248     unsigned int i;
 249
 250     if (x == NULL)
 251         goto err;
 252     if (x->session_id_length == 0 || x->master_key_length == 0)
 253         goto err;
 254
 255     /*
 256      * the RSA prefix is required by the format's definition although there's
 257      * nothing RSA-specifc in the output, therefore, we don't have to check if
 258      * the cipher suite is based on RSA
 259      */
 260     if (BIO_puts(bp, "RSA ") <= 0)
 261         goto err;
 262
 263     if (BIO_puts(bp, "Session-ID:") <= 0)
 264         goto err;
 265     for (i = 0; i < x->session_id_length; i++) {
 266         if (BIO_printf(bp, "%02X", x->session_id[i]) <= 0)
 267             goto err;
 268     }
 269     if (BIO_puts(bp, " Master-Key:") <= 0)
 270         goto err;
 271     for (i = 0; i < (unsigned int)x->master_key_length; i++) {
 272         if (BIO_printf(bp, "%02X", x->master_key[i]) <= 0)
 273             goto err;
 274     }
 275     if (BIO_puts(bp, "\n") <= 0)
 276         goto err;
 277
 278     return (1);
 279  err:
 280     return (0);
 281 }