ssl/ssl_txt.c

   1 /*
   2  * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
   3  *
   4  * Licensed under the OpenSSL license (the "License").  You may not use
   5  * this file except in compliance with the License.  You can obtain a copy
   6  * in the file LICENSE in the source distribution or at
   7  * https://www.openssl.org/source/license.html
   8  */
   9
  10 /* ====================================================================
  11  * Copyright 2005 Nokia. All rights reserved.
  12  *
  13  * The portions of the attached software ("Contribution") is developed by
  14  * Nokia Corporation and is licensed pursuant to the OpenSSL open source
  15  * license.
  16  *
  17  * The Contribution, originally written by Mika Kousa and Pasi Eronen of
  18  * Nokia Corporation, consists of the "PSK" (Pre-Shared Key) ciphersuites
  19  * support (see RFC 4279) to OpenSSL.
  20  *
  21  * No patent licenses or other rights except those expressly stated in
  22  * the OpenSSL open source license shall be deemed granted or received
  23  * expressly, by implication, estoppel, or otherwise.
  24  *
  25  * No assurances are provided by Nokia that the Contribution does not
  26  * infringe the patent or other intellectual property rights of any third
  27  * party or that the license provides you with all the necessary rights
  28  * to make use of the Contribution.
  29  *
  30  * THE SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. IN
  31  * ADDITION TO THE DISCLAIMERS INCLUDED IN THE LICENSE, NOKIA
  32  * SPECIFICALLY DISCLAIMS ANY LIABILITY FOR CLAIMS BROUGHT BY YOU OR ANY
  33  * OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OR
  34  * OTHERWISE.
  35  */
  36
  37 #include <stdio.h>
  38 #include <openssl/buffer.h>
  39 #include "ssl_locl.h"
  40
  41 #ifndef OPENSSL_NO_STDIO
  42 int SSL_SESSION_print_fp(FILE *fp, const SSL_SESSION *x)
  43 {
  44     BIO *b;
  45     int ret;
  46
  47     if ((b = BIO_new(BIO_s_file())) == NULL) {
  48         SSLerr(SSL_F_SSL_SESSION_PRINT_FP, ERR_R_BUF_LIB);
  49         return (0);
  50     }
  51     BIO_set_fp(b, fp, BIO_NOCLOSE);
  52     ret = SSL_SESSION_print(b, x);
  53     BIO_free(b);
  54     return (ret);
  55 }
  56 #endif
  57
  58 int SSL_SESSION_print(BIO *bp, const SSL_SESSION *x)
  59 {
  60     size_t i;
  61     const char *s;
  62
  63     if (x == NULL)
  64         goto err;
  65     if (BIO_puts(bp, "SSL-Session:\n") <= 0)
  66         goto err;
  67     s = ssl_protocol_to_string(x->ssl_version);
  68     if (BIO_printf(bp, "    Protocol  : %s\n", s) <= 0)
  69         goto err;
  70
  71     if (x->cipher == NULL) {
  72         if (((x->cipher_id) & 0xff000000) == 0x02000000) {
  73             if (BIO_printf
  74                 (bp, "    Cipher    : %06lX\n", x->cipher_id & 0xffffff) <= 0)
  75                 goto err;
  76         } else {
  77             if (BIO_printf
  78                 (bp, "    Cipher    : %04lX\n", x->cipher_id & 0xffff) <= 0)
  79                 goto err;
  80         }
  81     } else {
  82         if (BIO_printf
  83             (bp, "    Cipher    : %s\n",
  84              ((x->cipher == NULL) ? "unknown" : x->cipher->name)) <= 0)
  85             goto err;
  86     }
  87     if (BIO_puts(bp, "    Session-ID: ") <= 0)
  88         goto err;
  89     for (i = 0; i < x->session_id_length; i++) {
  90         if (BIO_printf(bp, "%02X", x->session_id[i]) <= 0)
  91             goto err;
  92     }
  93     if (BIO_puts(bp, "\n    Session-ID-ctx: ") <= 0)
  94         goto err;
  95     for (i = 0; i < x->sid_ctx_length; i++) {
  96         if (BIO_printf(bp, "%02X", x->sid_ctx[i]) <= 0)
  97             goto err;
  98     }
  99     if (BIO_puts(bp, "\n    Master-Key: ") <= 0)
 100         goto err;
 101     for (i = 0; i < x->master_key_length; i++) {
 102         if (BIO_printf(bp, "%02X", x->master_key[i]) <= 0)
 103             goto err;
 104     }
 105 #ifndef OPENSSL_NO_PSK
 106     if (BIO_puts(bp, "\n    PSK identity: ") <= 0)
 107         goto err;
 108     if (BIO_printf(bp, "%s", x->psk_identity ? x->psk_identity : "None") <= 0)
 109         goto err;
 110     if (BIO_puts(bp, "\n    PSK identity hint: ") <= 0)
 111         goto err;
 112     if (BIO_printf
 113         (bp, "%s", x->psk_identity_hint ? x->psk_identity_hint : "None") <= 0)
 114         goto err;
 115 #endif
 116 #ifndef OPENSSL_NO_SRP
 117     if (BIO_puts(bp, "\n    SRP username: ") <= 0)
 118         goto err;
 119     if (BIO_printf(bp, "%s", x->srp_username ? x->srp_username : "None") <= 0)
 120         goto err;
 121 #endif
 122     if (x->tlsext_tick_lifetime_hint) {
 123         if (BIO_printf(bp,
 124                        "\n    TLS session ticket lifetime hint: %ld (seconds)",
 125                        x->tlsext_tick_lifetime_hint) <= 0)
 126             goto err;
 127     }
 128     if (x->tlsext_tick) {
 129         if (BIO_puts(bp, "\n    TLS session ticket:\n") <= 0)
 130             goto err;
 131         /* TODO(size_t): Convert this call */
 132         if (BIO_dump_indent
 133             (bp, (const char *)x->tlsext_tick, (int)x->tlsext_ticklen, 4)
 134             <= 0)
 135             goto err;
 136     }
 137 #ifndef OPENSSL_NO_COMP
 138     if (x->compress_meth != 0) {
 139         SSL_COMP *comp = NULL;
 140
 141         if (!ssl_cipher_get_evp(x, NULL, NULL, NULL, NULL, &comp, 0))
 142             goto err;
 143         if (comp == NULL) {
 144             if (BIO_printf(bp, "\n    Compression: %d", x->compress_meth) <= 0)
 145                 goto err;
 146         } else {
 147             if (BIO_printf(bp, "\n    Compression: %d (%s)", comp->id,
 148                            comp->name) <= 0)
 149                 goto err;
 150         }
 151     }
 152 #endif
 153     if (x->time != 0L) {
 154         if (BIO_printf(bp, "\n    Start Time: %ld", x->time) <= 0)
 155             goto err;
 156     }
 157     if (x->timeout != 0L) {
 158         if (BIO_printf(bp, "\n    Timeout   : %ld (sec)", x->timeout) <= 0)
 159             goto err;
 160     }
 161     if (BIO_puts(bp, "\n") <= 0)
 162         goto err;
 163
 164     if (BIO_puts(bp, "    Verify return code: ") <= 0)
 165         goto err;
 166     if (BIO_printf(bp, "%ld (%s)\n", x->verify_result,
 167                    X509_verify_cert_error_string(x->verify_result)) <= 0)
 168         goto err;
 169
 170     if (BIO_printf(bp, "    Extended master secret: %s\n",
 171                    x->flags & SSL_SESS_FLAG_EXTMS ? "yes" : "no") <= 0)
 172         goto err;
 173
 174     return (1);
 175  err:
 176     return (0);
 177 }
 178
 179 /*
 180  * print session id and master key in NSS keylog format (RSA
 181  * Session-ID:<session id> Master-Key:<master key>)
 182  */
 183 int SSL_SESSION_print_keylog(BIO *bp, const SSL_SESSION *x)
 184 {
 185     size_t i;
 186
 187     if (x == NULL)
 188         goto err;
 189     if (x->session_id_length == 0 || x->master_key_length == 0)
 190         goto err;
 191
 192     /*
 193      * the RSA prefix is required by the format's definition although there's
 194      * nothing RSA-specific in the output, therefore, we don't have to check if
 195      * the cipher suite is based on RSA
 196      */
 197     if (BIO_puts(bp, "RSA ") <= 0)
 198         goto err;
 199
 200     if (BIO_puts(bp, "Session-ID:") <= 0)
 201         goto err;
 202     for (i = 0; i < x->session_id_length; i++) {
 203         if (BIO_printf(bp, "%02X", x->session_id[i]) <= 0)
 204             goto err;
 205     }
 206     if (BIO_puts(bp, " Master-Key:") <= 0)
 207         goto err;
 208     for (i = 0; i < x->master_key_length; i++) {
 209         if (BIO_printf(bp, "%02X", x->master_key[i]) <= 0)
 210             goto err;
 211     }
 212     if (BIO_puts(bp, "\n") <= 0)
 213         goto err;
 214
 215     return (1);
 216  err:
 217     return (0);
 218 }