ssl/t1_trce.c

   1 /* ssl/t1_trce.c */
   2 /* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
   3  * project.
   4  */
   5 /* ====================================================================
   6  * Copyright (c) 2012 The OpenSSL Project.  All rights reserved.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions
  10  * are met:
  11  *
  12  * 1. Redistributions of source code must retain the above copyright
  13  *    notice, this list of conditions and the following disclaimer.
  14  *
  15  * 2. Redistributions in binary form must reproduce the above copyright
  16  *    notice, this list of conditions and the following disclaimer in
  17  *    the documentation and/or other materials provided with the
  18  *    distribution.
  19  *
  20  * 3. All advertising materials mentioning features or use of this
  21  *    software must display the following acknowledgment:
  22  *    "This product includes software developed by the OpenSSL Project
  23  *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
  24  *
  25  * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
  26  *    endorse or promote products derived from this software without
  27  *    prior written permission. For written permission, please contact
  28  *    licensing@OpenSSL.org.
  29  *
  30  * 5. Products derived from this software may not be called "OpenSSL"
  31  *    nor may "OpenSSL" appear in their names without prior written
  32  *    permission of the OpenSSL Project.
  33  *
  34  * 6. Redistributions of any form whatsoever must retain the following
  35  *    acknowledgment:
  36  *    "This product includes software developed by the OpenSSL Project
  37  *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
  38  *
  39  * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
  40  * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  41  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  42  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
  43  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  44  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  45  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  46  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  47  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  48  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  49  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
  50  * OF THE POSSIBILITY OF SUCH DAMAGE.
  51  * ====================================================================
  52  *
  53  */
  54
  55 #include "ssl_locl.h"
  56
  57 #ifndef OPENSSL_NO_SSL_TRACE
  58
  59 /* Packet trace support for OpenSSL */
  60
  61 typedef struct
  62         {
  63         int num;
  64         const char *name;
  65         } ssl_trace_tbl;
  66
  67 #define ssl_trace_str(val, tbl) \
  68         do_ssl_trace_str(val, tbl, sizeof(tbl)/sizeof(ssl_trace_tbl))
  69
  70 #define ssl_trace_list(bio, indent, msg, msglen, value, table) \
  71         do_ssl_trace_list(bio, indent, msg, msglen, value, \
  72          table, sizeof(table)/sizeof(ssl_trace_tbl))
  73
  74
  75 static const char *do_ssl_trace_str(int val, ssl_trace_tbl *tbl, size_t ntbl)
  76         {
  77         size_t i;
  78         for (i = 0; i < ntbl; i++, tbl++)
  79                 {
  80                 if (tbl->num == val)
  81                         return tbl->name;
  82                 }
  83         return "UNKNOWN";
  84         }
  85
  86 static int do_ssl_trace_list(BIO *bio, int indent,
  87                                 const unsigned char *msg, size_t msglen,
  88                                 size_t vlen, ssl_trace_tbl *tbl, size_t ntbl)
  89         {
  90         int val;
  91         if (msglen%vlen)
  92                 return 0;
  93         while(msglen)
  94                 {
  95                 val = msg[0];
  96                 if (vlen == 2)
  97                         val = (val << 8) | msg[1];
  98                 BIO_indent(bio, indent, 80);
  99                 BIO_printf(bio, "%s (%d)\n",
 100                                         do_ssl_trace_str(val, tbl, ntbl), val);
 101                 msg += vlen;
 102                 msglen -= vlen;
 103                 }
 104         return 1;
 105         }
 106
 107 /* Version number */
 108
 109 static ssl_trace_tbl ssl_version_tbl[] = {
 110         {SSL2_VERSION,          "SSL 2.0"},
 111         {SSL3_VERSION,          "SSL 3.0"},
 112         {TLS1_VERSION,          "TLS 1.0"},
 113         {TLS1_1_VERSION,        "TLS 1.1"},
 114         {TLS1_2_VERSION,        "TLS 1.2"},
 115         {DTLS1_VERSION,         "DTLS 1.0"},
 116         {DTLS1_2_VERSION,       "DTLS 1.2"},
 117         {DTLS1_BAD_VER,         "DTLS 1.0 (bad)"}
 118 };
 119
 120 static ssl_trace_tbl ssl_content_tbl[] = {
 121         {SSL3_RT_CHANGE_CIPHER_SPEC,    "ChangeCipherSpec"},
 122         {SSL3_RT_ALERT,                 "Alert"},
 123         {SSL3_RT_HANDSHAKE,             "Handshake"},
 124         {SSL3_RT_APPLICATION_DATA,      "ApplicationData"},
 125         {TLS1_RT_HEARTBEAT,             "HeartBeat"}
 126 };
 127 /* Handshake types */
 128 static ssl_trace_tbl ssl_handshake_tbl[] = {
 129         {SSL3_MT_HELLO_REQUEST,         "HelloRequest"},
 130         {SSL3_MT_CLIENT_HELLO,          "ClientHello"},
 131         {SSL3_MT_SERVER_HELLO,          "ServerHello"},
 132         {DTLS1_MT_HELLO_VERIFY_REQUEST, "HelloVerifyRequest"},
 133         {SSL3_MT_NEWSESSION_TICKET,     "NewSessionTicket"},
 134         {SSL3_MT_CERTIFICATE,           "Certificate"},
 135         {SSL3_MT_SERVER_KEY_EXCHANGE,   "ServerKeyExchange"},
 136         {SSL3_MT_CERTIFICATE_REQUEST,   "CertificateRequest"},
 137         {SSL3_MT_CLIENT_KEY_EXCHANGE,   "ClientKeyExchange"},
 138         {SSL3_MT_CERTIFICATE_STATUS,    "CertificateStatus"},
 139         {SSL3_MT_SERVER_DONE,           "ServerHelloDone"},
 140         {SSL3_MT_CERTIFICATE_VERIFY,    "CertificateVerify"},
 141         {SSL3_MT_CLIENT_KEY_EXCHANGE,   "ClientKeyExchange"},
 142         {SSL3_MT_FINISHED,              "Finished"},
 143         {SSL3_MT_CERTIFICATE_STATUS,    "CertificateStatus"}
 144 };
 145 /* Cipher suites */
 146 static ssl_trace_tbl ssl_ciphers_tbl[] = {
 147         {0x0000, "SSL_NULL_WITH_NULL_NULL"},
 148         {0x0001, "SSL_RSA_WITH_NULL_MD5"},
 149         {0x0002, "SSL_RSA_WITH_NULL_SHA"},
 150         {0x0003, "SSL_RSA_EXPORT_WITH_RC4_40_MD5"},
 151         {0x0004, "SSL_RSA_WITH_RC4_128_MD5"},
 152         {0x0005, "SSL_RSA_WITH_RC4_128_SHA"},
 153         {0x0006, "SSL_RSA_EXPORT_WITH_RC2_CBC_40_MD5"},
 154         {0x0007, "SSL_RSA_WITH_IDEA_CBC_SHA"},
 155         {0x0008, "SSL_RSA_EXPORT_WITH_DES40_CBC_SHA"},
 156         {0x0009, "SSL_RSA_WITH_DES_CBC_SHA"},
 157         {0x000A, "SSL_RSA_WITH_3DES_EDE_CBC_SHA"},
 158         {0x000B, "SSL_DH_DSS_EXPORT_WITH_DES40_CBC_SHA"},
 159         {0x000C, "SSL_DH_DSS_WITH_DES_CBC_SHA"},
 160         {0x000D, "SSL_DH_DSS_WITH_3DES_EDE_CBC_SHA"},
 161         {0x000E, "SSL_DH_RSA_EXPORT_WITH_DES40_CBC_SHA"},
 162         {0x000F, "SSL_DH_RSA_WITH_DES_CBC_SHA"},
 163         {0x0010, "SSL_DH_RSA_WITH_3DES_EDE_CBC_SHA"},
 164         {0x0011, "SSL_DHE_DSS_EXPORT_WITH_DES40_CBC_SHA"},
 165         {0x0012, "SSL_DHE_DSS_WITH_DES_CBC_SHA"},
 166         {0x0013, "SSL_DHE_DSS_WITH_3DES_EDE_CBC_SHA"},
 167         {0x0014, "SSL_DHE_RSA_EXPORT_WITH_DES40_CBC_SHA"},
 168         {0x0015, "SSL_DHE_RSA_WITH_DES_CBC_SHA"},
 169         {0x0016, "SSL_DHE_RSA_WITH_3DES_EDE_CBC_SHA"},
 170         {0x0017, "SSL_DH_anon_EXPORT_WITH_RC4_40_MD5"},
 171         {0x0018, "SSL_DH_anon_WITH_RC4_128_MD5"},
 172         {0x0019, "SSL_DH_anon_EXPORT_WITH_DES40_CBC_SHA"},
 173         {0x001A, "SSL_DH_anon_WITH_DES_CBC_SHA"},
 174         {0x001B, "SSL_DH_anon_WITH_3DES_EDE_CBC_SHA"},
 175         {0x001D, "SSL_FORTEZZA_KEA_WITH_FORTEZZA_CBC_SHA"},
 176         {0x001E, "SSL_FORTEZZA_KEA_WITH_RC4_128_SHA"},
 177         {0x001F, "TLS_KRB5_WITH_3DES_EDE_CBC_SHA"},
 178         {0x0020, "TLS_KRB5_WITH_RC4_128_SHA"},
 179         {0x0021, "TLS_KRB5_WITH_IDEA_CBC_SHA"},
 180         {0x0022, "TLS_KRB5_WITH_DES_CBC_MD5"},
 181         {0x0023, "TLS_KRB5_WITH_3DES_EDE_CBC_MD5"},
 182         {0x0024, "TLS_KRB5_WITH_RC4_128_MD5"},
 183         {0x0025, "TLS_KRB5_WITH_IDEA_CBC_MD5"},
 184         {0x0026, "TLS_KRB5_EXPORT_WITH_DES_CBC_40_SHA"},
 185         {0x0027, "TLS_KRB5_EXPORT_WITH_RC2_CBC_40_SHA"},
 186         {0x0028, "TLS_KRB5_EXPORT_WITH_RC4_40_SHA"},
 187         {0x0029, "TLS_KRB5_EXPORT_WITH_DES_CBC_40_MD5"},
 188         {0x002A, "TLS_KRB5_EXPORT_WITH_RC2_CBC_40_MD5"},
 189         {0x002B, "TLS_KRB5_EXPORT_WITH_RC4_40_MD5"},
 190         {0x002F, "TLS_RSA_WITH_AES_128_CBC_SHA"},
 191         {0x0030, "TLS_DH_DSS_WITH_AES_128_CBC_SHA"},
 192         {0x0031, "TLS_DH_RSA_WITH_AES_128_CBC_SHA"},
 193         {0x0032, "TLS_DHE_DSS_WITH_AES_128_CBC_SHA"},
 194         {0x0033, "TLS_DHE_RSA_WITH_AES_128_CBC_SHA"},
 195         {0x0034, "TLS_DH_anon_WITH_AES_128_CBC_SHA"},
 196         {0x0035, "TLS_RSA_WITH_AES_256_CBC_SHA"},
 197         {0x0036, "TLS_DH_DSS_WITH_AES_256_CBC_SHA"},
 198         {0x0037, "TLS_DH_RSA_WITH_AES_256_CBC_SHA"},
 199         {0x0038, "TLS_DHE_DSS_WITH_AES_256_CBC_SHA"},
 200         {0x0039, "TLS_DHE_RSA_WITH_AES_256_CBC_SHA"},
 201         {0x003A, "TLS_DH_anon_WITH_AES_256_CBC_SHA"},
 202         {0x003B, "TLS_RSA_WITH_NULL_SHA256"},
 203         {0x003C, "TLS_RSA_WITH_AES_128_CBC_SHA256"},
 204         {0x003D, "TLS_RSA_WITH_AES_256_CBC_SHA256"},
 205         {0x003E, "TLS_DH_DSS_WITH_AES_128_CBC_SHA256"},
 206         {0x003F, "TLS_DH_RSA_WITH_AES_128_CBC_SHA256"},
 207         {0x0040, "TLS_DHE_DSS_WITH_AES_128_CBC_SHA256"},
 208         {0x0041, "TLS_RSA_WITH_CAMELLIA_128_CBC_SHA"},
 209         {0x0042, "TLS_DH_DSS_WITH_CAMELLIA_128_CBC_SHA"},
 210         {0x0043, "TLS_DH_RSA_WITH_CAMELLIA_128_CBC_SHA"},
 211         {0x0044, "TLS_DHE_DSS_WITH_CAMELLIA_128_CBC_SHA"},
 212         {0x0045, "TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA"},
 213         {0x0046, "TLS_DH_anon_WITH_CAMELLIA_128_CBC_SHA"},
 214         {0x0067, "TLS_DHE_RSA_WITH_AES_128_CBC_SHA256"},
 215         {0x0068, "TLS_DH_DSS_WITH_AES_256_CBC_SHA256"},
 216         {0x0069, "TLS_DH_RSA_WITH_AES_256_CBC_SHA256"},
 217         {0x006A, "TLS_DHE_DSS_WITH_AES_256_CBC_SHA256"},
 218         {0x006B, "TLS_DHE_RSA_WITH_AES_256_CBC_SHA256"},
 219         {0x006C, "TLS_DH_anon_WITH_AES_128_CBC_SHA256"},
 220         {0x006D, "TLS_DH_anon_WITH_AES_256_CBC_SHA256"},
 221         {0x0084, "TLS_RSA_WITH_CAMELLIA_256_CBC_SHA"},
 222         {0x0085, "TLS_DH_DSS_WITH_CAMELLIA_256_CBC_SHA"},
 223         {0x0086, "TLS_DH_RSA_WITH_CAMELLIA_256_CBC_SHA"},
 224         {0x0087, "TLS_DHE_DSS_WITH_CAMELLIA_256_CBC_SHA"},
 225         {0x0088, "TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA"},
 226         {0x0089, "TLS_DH_anon_WITH_CAMELLIA_256_CBC_SHA"},
 227         {0x008A, "TLS_PSK_WITH_RC4_128_SHA"},
 228         {0x008B, "TLS_PSK_WITH_3DES_EDE_CBC_SHA"},
 229         {0x008C, "TLS_PSK_WITH_AES_128_CBC_SHA"},
 230         {0x008D, "TLS_PSK_WITH_AES_256_CBC_SHA"},
 231         {0x008E, "TLS_DHE_PSK_WITH_RC4_128_SHA"},
 232         {0x008F, "TLS_DHE_PSK_WITH_3DES_EDE_CBC_SHA"},
 233         {0x0090, "TLS_DHE_PSK_WITH_AES_128_CBC_SHA"},
 234         {0x0091, "TLS_DHE_PSK_WITH_AES_256_CBC_SHA"},
 235         {0x0092, "TLS_RSA_PSK_WITH_RC4_128_SHA"},
 236         {0x0093, "TLS_RSA_PSK_WITH_3DES_EDE_CBC_SHA"},
 237         {0x0094, "TLS_RSA_PSK_WITH_AES_128_CBC_SHA"},
 238         {0x0095, "TLS_RSA_PSK_WITH_AES_256_CBC_SHA"},
 239         {0x0096, "TLS_RSA_WITH_SEED_CBC_SHA"},
 240         {0x0097, "TLS_DH_DSS_WITH_SEED_CBC_SHA"},
 241         {0x0098, "TLS_DH_RSA_WITH_SEED_CBC_SHA"},
 242         {0x0099, "TLS_DHE_DSS_WITH_SEED_CBC_SHA"},
 243         {0x009A, "TLS_DHE_RSA_WITH_SEED_CBC_SHA"},
 244         {0x009B, "TLS_DH_anon_WITH_SEED_CBC_SHA"},
 245         {0x009C, "TLS_RSA_WITH_AES_128_GCM_SHA256"},
 246         {0x009D, "TLS_RSA_WITH_AES_256_GCM_SHA384"},
 247         {0x009E, "TLS_DHE_RSA_WITH_AES_128_GCM_SHA256"},
 248         {0x009F, "TLS_DHE_RSA_WITH_AES_256_GCM_SHA384"},
 249         {0x00A0, "TLS_DH_RSA_WITH_AES_128_GCM_SHA256"},
 250         {0x00A1, "TLS_DH_RSA_WITH_AES_256_GCM_SHA384"},
 251         {0x00A2, "TLS_DHE_DSS_WITH_AES_128_GCM_SHA256"},
 252         {0x00A3, "TLS_DHE_DSS_WITH_AES_256_GCM_SHA384"},
 253         {0x00A4, "TLS_DH_DSS_WITH_AES_128_GCM_SHA256"},
 254         {0x00A5, "TLS_DH_DSS_WITH_AES_256_GCM_SHA384"},
 255         {0x00A6, "TLS_DH_anon_WITH_AES_128_GCM_SHA256"},
 256         {0x00A7, "TLS_DH_anon_WITH_AES_256_GCM_SHA384"},
 257         {0x00A8, "TLS_PSK_WITH_AES_128_GCM_SHA256"},
 258         {0x00A9, "TLS_PSK_WITH_AES_256_GCM_SHA384"},
 259         {0x00AA, "TLS_DHE_PSK_WITH_AES_128_GCM_SHA256"},
 260         {0x00AB, "TLS_DHE_PSK_WITH_AES_256_GCM_SHA384"},
 261         {0x00AC, "TLS_RSA_PSK_WITH_AES_128_GCM_SHA256"},
 262         {0x00AD, "TLS_RSA_PSK_WITH_AES_256_GCM_SHA384"},
 263         {0x00AE, "TLS_PSK_WITH_AES_128_CBC_SHA256"},
 264         {0x00AF, "TLS_PSK_WITH_AES_256_CBC_SHA384"},
 265         {0x00B0, "TLS_PSK_WITH_NULL_SHA256"},
 266         {0x00B1, "TLS_PSK_WITH_NULL_SHA384"},
 267         {0x00B2, "TLS_DHE_PSK_WITH_AES_128_CBC_SHA256"},
 268         {0x00B3, "TLS_DHE_PSK_WITH_AES_256_CBC_SHA384"},
 269         {0x00B4, "TLS_DHE_PSK_WITH_NULL_SHA256"},
 270         {0x00B5, "TLS_DHE_PSK_WITH_NULL_SHA384"},
 271         {0x00B6, "TLS_RSA_PSK_WITH_AES_128_CBC_SHA256"},
 272         {0x00B7, "TLS_RSA_PSK_WITH_AES_256_CBC_SHA384"},
 273         {0x00B8, "TLS_RSA_PSK_WITH_NULL_SHA256"},
 274         {0x00B9, "TLS_RSA_PSK_WITH_NULL_SHA384"},
 275         {0x00BA, "TLS_RSA_WITH_CAMELLIA_128_CBC_SHA256"},
 276         {0x00BB, "TLS_DH_DSS_WITH_CAMELLIA_128_CBC_SHA256"},
 277         {0x00BC, "TLS_DH_RSA_WITH_CAMELLIA_128_CBC_SHA256"},
 278         {0x00BD, "TLS_DHE_DSS_WITH_CAMELLIA_128_CBC_SHA256"},
 279         {0x00BE, "TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA256"},
 280         {0x00BF, "TLS_DH_anon_WITH_CAMELLIA_128_CBC_SHA256"},
 281         {0x00C0, "TLS_RSA_WITH_CAMELLIA_256_CBC_SHA256"},
 282         {0x00C1, "TLS_DH_DSS_WITH_CAMELLIA_256_CBC_SHA256"},
 283         {0x00C2, "TLS_DH_RSA_WITH_CAMELLIA_256_CBC_SHA256"},
 284         {0x00C3, "TLS_DHE_DSS_WITH_CAMELLIA_256_CBC_SHA256"},
 285         {0x00C4, "TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA256"},
 286         {0x00C5, "TLS_DH_anon_WITH_CAMELLIA_256_CBC_SHA256"},
 287         {0x00FF, "TLS_EMPTY_RENEGOTIATION_INFO_SCSV"},
 288         {0xC001, "TLS_ECDH_ECDSA_WITH_NULL_SHA"},
 289         {0xC002, "TLS_ECDH_ECDSA_WITH_RC4_128_SHA"},
 290         {0xC003, "TLS_ECDH_ECDSA_WITH_3DES_EDE_CBC_SHA"},
 291         {0xC004, "TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA"},
 292         {0xC005, "TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA"},
 293         {0xC006, "TLS_ECDHE_ECDSA_WITH_NULL_SHA"},
 294         {0xC007, "TLS_ECDHE_ECDSA_WITH_RC4_128_SHA"},
 295         {0xC008, "TLS_ECDHE_ECDSA_WITH_3DES_EDE_CBC_SHA"},
 296         {0xC009, "TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA"},
 297         {0xC00A, "TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA"},
 298         {0xC00B, "TLS_ECDH_RSA_WITH_NULL_SHA"},
 299         {0xC00C, "TLS_ECDH_RSA_WITH_RC4_128_SHA"},
 300         {0xC00D, "TLS_ECDH_RSA_WITH_3DES_EDE_CBC_SHA"},
 301         {0xC00E, "TLS_ECDH_RSA_WITH_AES_128_CBC_SHA"},
 302         {0xC00F, "TLS_ECDH_RSA_WITH_AES_256_CBC_SHA"},
 303         {0xC010, "TLS_ECDHE_RSA_WITH_NULL_SHA"},
 304         {0xC011, "TLS_ECDHE_RSA_WITH_RC4_128_SHA"},
 305         {0xC012, "TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA"},
 306         {0xC013, "TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA"},
 307         {0xC014, "TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA"},
 308         {0xC015, "TLS_ECDH_anon_WITH_NULL_SHA"},
 309         {0xC016, "TLS_ECDH_anon_WITH_RC4_128_SHA"},
 310         {0xC017, "TLS_ECDH_anon_WITH_3DES_EDE_CBC_SHA"},
 311         {0xC018, "TLS_ECDH_anon_WITH_AES_128_CBC_SHA"},
 312         {0xC019, "TLS_ECDH_anon_WITH_AES_256_CBC_SHA"},
 313         {0xC01A, "TLS_SRP_SHA_WITH_3DES_EDE_CBC_SHA"},
 314         {0xC01B, "TLS_SRP_SHA_RSA_WITH_3DES_EDE_CBC_SHA"},
 315         {0xC01C, "TLS_SRP_SHA_DSS_WITH_3DES_EDE_CBC_SHA"},
 316         {0xC01D, "TLS_SRP_SHA_WITH_AES_128_CBC_SHA"},
 317         {0xC01E, "TLS_SRP_SHA_RSA_WITH_AES_128_CBC_SHA"},
 318         {0xC01F, "TLS_SRP_SHA_DSS_WITH_AES_128_CBC_SHA"},
 319         {0xC020, "TLS_SRP_SHA_WITH_AES_256_CBC_SHA"},
 320         {0xC021, "TLS_SRP_SHA_RSA_WITH_AES_256_CBC_SHA"},
 321         {0xC022, "TLS_SRP_SHA_DSS_WITH_AES_256_CBC_SHA"},
 322         {0xC023, "TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256"},
 323         {0xC024, "TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384"},
 324         {0xC025, "TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA256"},
 325         {0xC026, "TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA384"},
 326         {0xC027, "TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256"},
 327         {0xC028, "TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384"},
 328         {0xC029, "TLS_ECDH_RSA_WITH_AES_128_CBC_SHA256"},
 329         {0xC02A, "TLS_ECDH_RSA_WITH_AES_256_CBC_SHA384"},
 330         {0xC02B, "TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256"},
 331         {0xC02C, "TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384"},
 332         {0xC02D, "TLS_ECDH_ECDSA_WITH_AES_128_GCM_SHA256"},
 333         {0xC02E, "TLS_ECDH_ECDSA_WITH_AES_256_GCM_SHA384"},
 334         {0xC02F, "TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256"},
 335         {0xC030, "TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384"},
 336         {0xC031, "TLS_ECDH_RSA_WITH_AES_128_GCM_SHA256"},
 337         {0xC032, "TLS_ECDH_RSA_WITH_AES_256_GCM_SHA384"},
 338         {0xFEFE, "SSL_RSA_FIPS_WITH_DES_CBC_SHA"},
 339         {0xFEFF, "SSL_RSA_FIPS_WITH_3DES_EDE_CBC_SHA"},
 340 };
 341 /* Compression methods */
 342 static ssl_trace_tbl ssl_comp_tbl[] = {
 343         {0x0000, "No Compression"},
 344         {0x0001, "Zlib Compression"}
 345 };
 346 /* Extensions */
 347 static ssl_trace_tbl ssl_exts_tbl[] = {
 348         {TLSEXT_TYPE_server_name, "server_name"},
 349         {TLSEXT_TYPE_max_fragment_length, "max_fragment_length"},
 350         {TLSEXT_TYPE_client_certificate_url, "client_certificate_url"},
 351         {TLSEXT_TYPE_trusted_ca_keys, "trusted_ca_keys"},
 352         {TLSEXT_TYPE_truncated_hmac, "truncated_hmac"},
 353         {TLSEXT_TYPE_status_request, "status_request"},
 354         {TLSEXT_TYPE_user_mapping, "user_mapping"},
 355         {TLSEXT_TYPE_client_authz, "client_authz"},
 356         {TLSEXT_TYPE_server_authz, "server_authz"},
 357         {TLSEXT_TYPE_cert_type, "cert_type"},
 358         {TLSEXT_TYPE_elliptic_curves, "elliptic_curves"},
 359         {TLSEXT_TYPE_ec_point_formats, "ec_point_formats"},
 360         {TLSEXT_TYPE_srp, "srp"},
 361         {TLSEXT_TYPE_signature_algorithms, "signature_algorithms"},
 362         {TLSEXT_TYPE_use_srtp, "use_srtp"},
 363         {TLSEXT_TYPE_heartbeat, "heartbeat"},
 364         {TLSEXT_TYPE_session_ticket, "session_ticket"},
 365 #ifdef TLSEXT_TYPE_opaque_prf_input
 366         {TLSEXT_TYPE_opaque_prf_input, "opaque_prf_input"},
 367 #endif
 368         {TLSEXT_TYPE_renegotiate, "renegotiate"},
 369         {TLSEXT_TYPE_next_proto_neg, "next_proto_neg"}
 370 };
 371
 372 static ssl_trace_tbl ssl_curve_tbl[] = {
 373         {1, "sect163k1 (K-163)"},
 374         {2, "sect163r1"},
 375         {3, "sect163r2 (B-163)"},
 376         {4, "sect193r1"},
 377         {5, "sect193r2"},
 378         {6, "sect233k1 (K-233)"},
 379         {7, "sect233r1 (B-233)"},
 380         {8, "sect239k1"},
 381         {9, "sect283k1 (K-283)"},
 382         {10, "sect283r1 (B-283)"},
 383         {11, "sect409k1 (K-409)"},
 384         {12, "sect409r1 (B-409)"},
 385         {13, "sect571k1 (K-571)"},
 386         {14, "sect571r1 (B-571)"},
 387         {15, "secp160k1"},
 388         {16, "secp160r1"},
 389         {17, "secp160r2"},
 390         {18, "secp192k1"},
 391         {19, "secp192r1 (P-192)"},
 392         {20, "secp224k1"},
 393         {21, "secp224r1 (P-224)"},
 394         {22, "secp256k1"},
 395         {23, "secp256r1 (P-256)"},
 396         {24, "secp384r1 (P-384)"},
 397         {25, "secp521r1 (P-521)"},
 398         {0xFF01, "arbitrary_explicit_prime_curves"},
 399         {0xFF02, "arbitrary_explicit_char2_curves"}
 400 };
 401
 402 static ssl_trace_tbl ssl_point_tbl[] = {
 403         {0, "uncompressed"},
 404         {1, "ansiX962_compressed_prime"},
 405         {2, "ansiX962_compressed_char2"}
 406 };
 407
 408 static ssl_trace_tbl ssl_md_tbl[] = {
 409         {0, "none"},
 410         {1, "md5"},
 411         {2, "sha1"},
 412         {3, "sha224"},
 413         {4, "sha256"},
 414         {5, "sha384"},
 415         {6, "sha512"}
 416 };
 417
 418 static ssl_trace_tbl ssl_sig_tbl[] = {
 419         {0, "anonymous"},
 420         {1, "rsa"},
 421         {2, "dsa"},
 422         {3, "ecdsa"}
 423 };
 424
 425 static ssl_trace_tbl ssl_hb_tbl[] = {
 426         {1, "peer_allowed_to_send"},
 427         {2, "peer_not_allowed_to_send"}
 428 };
 429
 430 static ssl_trace_tbl ssl_hb_type_tbl[] = {
 431         {1, "heartbeat_request"},
 432         {2, "heartbeat_response"}
 433 };
 434
 435 static ssl_trace_tbl ssl_ctype_tbl[] = {
 436         {1, "rsa_sign"},
 437         {2, "dss_sign"},
 438         {3, "rsa_fixed_dh"},
 439         {4, "dss_fixed_dh"},
 440         {5, "rsa_ephemeral_dh"},
 441         {6, "dss_ephemeral_dh"},
 442         {20, "fortezza_dms"},
 443         {64, "ecdsa_sign"},
 444         {65, "rsa_fixed_ecdh"},
 445         {66, "ecdsa_fixed_ecdh"}
 446 };
 447
 448 static ssl_trace_tbl ssl_crypto_tbl[] = {
 449         {TLS1_RT_CRYPTO_PREMASTER,      "Premaster Secret"},
 450         {TLS1_RT_CRYPTO_CLIENT_RANDOM,  "Client Random"},
 451         {TLS1_RT_CRYPTO_SERVER_RANDOM,  "Server Random"},
 452         {TLS1_RT_CRYPTO_MASTER,         "Master Secret"},
 453         {TLS1_RT_CRYPTO_MAC|TLS1_RT_CRYPTO_WRITE,       "Write Mac Secret"},
 454         {TLS1_RT_CRYPTO_MAC|TLS1_RT_CRYPTO_READ,        "Read Mac Secret"},
 455         {TLS1_RT_CRYPTO_KEY|TLS1_RT_CRYPTO_WRITE,       "Write Key"},
 456         {TLS1_RT_CRYPTO_KEY|TLS1_RT_CRYPTO_READ,        "Read Key"},
 457         {TLS1_RT_CRYPTO_IV|TLS1_RT_CRYPTO_WRITE,        "Write IV"},
 458         {TLS1_RT_CRYPTO_IV|TLS1_RT_CRYPTO_READ,         "Read IV"},
 459         {TLS1_RT_CRYPTO_FIXED_IV|TLS1_RT_CRYPTO_WRITE,  "Write IV (fixed part)"},
 460         {TLS1_RT_CRYPTO_FIXED_IV|TLS1_RT_CRYPTO_READ,   "Read IV (fixed part)"}
 461 };
 462
 463 static void ssl_print_hex(BIO *bio, int indent, const char *name,
 464                                 const unsigned char *msg, size_t msglen)
 465         {
 466         size_t i;
 467         BIO_indent(bio, indent, 80);
 468         BIO_printf(bio, "%s (len=%d): ", name, (int)msglen);
 469         for (i = 0; i < msglen; i++)
 470                 BIO_printf(bio, "%02X", msg[i]);
 471         BIO_puts(bio, "\n");
 472         }
 473
 474 static int ssl_print_hexbuf(BIO *bio, int indent,
 475                                 const char *name, size_t nlen,
 476                                 const unsigned char **pmsg, size_t *pmsglen)
 477         {
 478         size_t blen;
 479         const unsigned char *p = *pmsg;
 480         if (*pmsglen < nlen)
 481                 return 0;
 482         blen = p[0];
 483         if (nlen > 1)
 484                 blen = (blen << 8)|p[1];
 485         if (*pmsglen < nlen + blen)
 486                 return 0;
 487         p += nlen;
 488         ssl_print_hex(bio, indent, name, p, blen);
 489         *pmsg += blen + nlen;
 490         *pmsglen -= blen + nlen;
 491         return 1;
 492         }
 493
 494
 495
 496 static int ssl_print_version(BIO *bio, int indent, const char *name,
 497                                 const unsigned char **pmsg, size_t *pmsglen)
 498         {
 499         int vers;
 500         if (*pmsglen < 2)
 501                 return 0;
 502         vers = ((*pmsg)[0] << 8) | (*pmsg)[1];
 503         BIO_indent(bio, indent, 80);
 504         BIO_printf(bio, "%s=0x%x (%s)\n",
 505                                 name, vers,
 506                                 ssl_trace_str(vers, ssl_version_tbl));
 507         *pmsg += 2;
 508         *pmsglen -= 2;
 509         return 1;
 510         }
 511
 512 static int ssl_print_random(BIO *bio, int indent,
 513                                 const unsigned char **pmsg, size_t *pmsglen)
 514         {
 515         unsigned int tm;
 516         const unsigned char *p = *pmsg;
 517         if (*pmsglen < 32)
 518                 return 0;
 519         tm = (p[0] << 24) | (p[1] << 16) | (p[2] << 8) | p[3];
 520         p += 4;
 521         BIO_indent(bio, indent, 80);
 522         BIO_puts(bio, "Random:\n");
 523         BIO_indent(bio, indent + 2, 80);
 524         BIO_printf(bio, "gmt_unix_time=0x%08X\n", tm);
 525         ssl_print_hex(bio, indent + 2, "random_bytes", p, 28);
 526         *pmsg += 32;
 527         *pmsglen -= 32;
 528         return 1;
 529         }
 530
 531 static int ssl_print_signature(BIO *bio, int indent, SSL *s,
 532                                 const unsigned char **pmsg, size_t *pmsglen)
 533         {
 534         if (*pmsglen < 2)
 535                 return 0;
 536         if (SSL_USE_SIGALGS(s))
 537                 {
 538                 const unsigned char *p = *pmsg;
 539                 BIO_indent(bio, indent, 80);
 540                 BIO_printf(bio, "Signature Algorithm %s+%s (%d+%d)\n",
 541                                 ssl_trace_str(p[0], ssl_md_tbl),
 542                                 ssl_trace_str(p[1], ssl_sig_tbl),
 543                                 p[0], p[1]);
 544                 *pmsg += 2;
 545                 *pmsglen -= 2;
 546                 }
 547         return ssl_print_hexbuf(bio, indent, "Signature", 2, pmsg, pmsglen);
 548         }
 549
 550 static int ssl_print_extension(BIO *bio, int indent, int server, int extype,
 551                                 const unsigned char *ext, size_t extlen)
 552         {
 553         size_t xlen;
 554         BIO_indent(bio, indent, 80);
 555         BIO_printf(bio, "extension_type=%s(%d), length=%d\n",
 556                                 ssl_trace_str(extype, ssl_exts_tbl),
 557                                 extype, (int)extlen);
 558         switch(extype)
 559                 {
 560         case TLSEXT_TYPE_ec_point_formats:
 561                 if (extlen < 1)
 562                         return 0;
 563                 xlen = ext[0];
 564                 if (extlen != xlen + 1)
 565                         return 0;
 566                 return ssl_trace_list(bio, indent + 2,
 567                                         ext + 1, xlen, 1, ssl_point_tbl);
 568
 569         case TLSEXT_TYPE_elliptic_curves:
 570                 if (extlen < 2)
 571                         return 0;
 572                 xlen = (ext[0] << 8) | ext[1];
 573                 if (extlen != xlen + 2)
 574                         return 0;
 575                 return ssl_trace_list(bio, indent + 2,
 576                                         ext + 2, xlen, 2, ssl_curve_tbl);
 577
 578         case TLSEXT_TYPE_signature_algorithms:
 579
 580                 if (extlen < 2)
 581                         return 0;
 582                 xlen = (ext[0] << 8) | ext[1];
 583                 if (extlen != xlen + 2)
 584                         return 0;
 585                 if (xlen & 1)
 586                         return 0;
 587                 ext += 2;
 588                 while(xlen > 0)
 589                         {
 590                         BIO_indent(bio, indent + 2, 80);
 591                         BIO_printf(bio, "%s+%s (%d+%d)\n",
 592                                 ssl_trace_str(ext[0], ssl_md_tbl),
 593                                 ssl_trace_str(ext[1], ssl_sig_tbl),
 594                                 ext[0], ext[1]);
 595                         xlen-= 2;
 596                         ext+= 2;
 597                         }
 598                 break;
 599
 600         case TLSEXT_TYPE_renegotiate:
 601                 if (extlen < 1)
 602                         return 0;
 603                 xlen = ext[0];
 604                 if (xlen + 1 != extlen)
 605                         return 0;
 606                 ext++;
 607                 if (xlen)
 608                         {
 609                         if (server)
 610                                 {
 611                                 if (xlen & 1)
 612                                         return 0;
 613                                 xlen >>= 1;
 614                                 }
 615                         ssl_print_hex(bio, indent + 4, "client_verify_data",
 616                                                                 ext, xlen);
 617                         if (server)
 618                                 {
 619                                 ext += xlen;
 620                                 ssl_print_hex(bio, indent + 4,
 621                                                         "server_verify_data",
 622                                                         ext, xlen);
 623                                 }
 624                         }
 625                 else
 626                         {
 627                         BIO_indent(bio, indent + 4, 80);
 628                         BIO_puts(bio, "<EMPTY>\n");
 629                         }
 630                 break;
 631
 632         case TLSEXT_TYPE_heartbeat:
 633                 if (extlen != 1)
 634                         return 0;
 635                 BIO_indent(bio, indent + 2, 80);
 636                 BIO_printf(bio, "HeartbeatMode: %s\n",
 637                                 ssl_trace_str(ext[0], ssl_hb_tbl));
 638                 break;
 639
 640                 case TLSEXT_TYPE_session_ticket:
 641                 if (extlen != 0)
 642                         ssl_print_hex(bio, indent + 4, "ticket", ext, extlen);
 643                 break;
 644
 645         default:
 646                 BIO_dump_indent(bio, (char *)ext, extlen, indent + 2);
 647                 }
 648         return 1;
 649         }
 650
 651 static int ssl_print_extensions(BIO *bio, int indent, int server,
 652                                 const unsigned char *msg, size_t msglen)
 653         {
 654         size_t extslen;
 655         BIO_indent(bio, indent, 80);
 656         if (msglen == 0)
 657                 {
 658                 BIO_puts(bio, "No Extensions\n");
 659                 return 1;
 660                 }
 661         extslen = (msg[0] << 8) | msg[1];
 662         if (extslen != msglen - 2)
 663                 return 0;
 664         msg += 2;
 665         msglen = extslen;
 666         BIO_printf(bio, "extensions, length = %d\n", (int)msglen);
 667         while (msglen > 0)
 668                 {
 669                 int extype;
 670                 size_t extlen;
 671                 if (msglen < 4)
 672                         return 0;
 673                 extype = (msg[0] << 8) | msg[1];
 674                 extlen = (msg[2] << 8) | msg[3];
 675                 if (msglen < extlen + 4)
 676                         return 0;
 677                 msg += 4;
 678                 if (!ssl_print_extension(bio, indent + 2, server,
 679                                                         extype, msg, extlen))
 680                         return 0;
 681                 msg += extlen;
 682                 msglen -= extlen + 4;
 683                 }
 684         return 1;
 685         }
 686
 687 static int ssl_print_client_hello(BIO *bio, int indent,
 688                                 const unsigned char *msg, size_t msglen)
 689         {
 690         size_t len;
 691         unsigned int cs;
 692         if (!ssl_print_version(bio, indent, "client_version", &msg, &msglen))
 693                 return 0;
 694         if (!ssl_print_random(bio, indent, &msg, &msglen))
 695                 return 0;
 696         if (!ssl_print_hexbuf(bio, indent, "session_id", 1, &msg, &msglen))
 697                 return 0;
 698         if (msglen < 2)
 699                 return 0;
 700         len = (msg[0] << 8) | msg[1];
 701         msg += 2;
 702         msglen -= 2;
 703         BIO_indent(bio, indent, 80);
 704         BIO_printf(bio, "cipher_suites (len=%d)\n", (int)len);
 705         if (msglen < len || len & 1)
 706                 return 0;
 707         while(len > 0)
 708                 {
 709                 cs = (msg[0] << 8) | msg[1];
 710                 BIO_indent(bio, indent + 2, 80);
 711                 BIO_printf(bio, "{0x%02X, 0x%02X} %s\n",
 712                                 msg[0], msg[1],
 713                                 ssl_trace_str(cs, ssl_ciphers_tbl));
 714                 msg += 2;
 715                 msglen -= 2;
 716                 len -= 2;
 717                 }
 718         if (msglen < 1)
 719                 return 0;
 720         len = msg[0];
 721         msg++;
 722         msglen--;
 723         if (msglen < len)
 724                 return 0;
 725         BIO_indent(bio, indent, 80);
 726         BIO_printf(bio, "compression_methods (len=%d)\n", (int)len);
 727         while(len > 0)
 728                 {
 729                 BIO_indent(bio, indent + 2, 80);
 730                 BIO_printf(bio, "%s (0x%02X)\n",
 731                                 ssl_trace_str(msg[0], ssl_comp_tbl),
 732                                 msg[0]);
 733                 msg++;
 734                 msglen--;
 735                 len--;
 736                 }
 737         if (!ssl_print_extensions(bio, indent, 0, msg, msglen))
 738                 return 0;
 739         return 1;
 740         }
 741
 742 static int ssl_print_server_hello(BIO *bio, int indent,
 743                                 const unsigned char *msg, size_t msglen)
 744         {
 745         unsigned int cs;
 746         if (!ssl_print_version(bio, indent, "server_version", &msg, &msglen))
 747                 return 0;
 748         if (!ssl_print_random(bio, indent, &msg, &msglen))
 749                 return 0;
 750         if (!ssl_print_hexbuf(bio, indent, "session_id", 1, &msg, &msglen))
 751                 return 0;
 752         if (msglen < 2)
 753                 return 0;
 754         cs = (msg[0] << 8) | msg[1];
 755         BIO_indent(bio, indent, 80);
 756         BIO_printf(bio, "cipher_suite {0x%02X, 0x%02X} %s\n",
 757                                 msg[0], msg[1],
 758                                 ssl_trace_str(cs, ssl_ciphers_tbl));
 759         msg += 2;
 760         msglen -= 2;
 761         if (msglen < 1)
 762                 return 0;
 763         BIO_indent(bio, indent, 80);
 764         BIO_printf(bio, "compression_method: %s (0x%02X)\n",
 765                         ssl_trace_str(msg[0], ssl_comp_tbl), msg[0]);
 766         msg++;
 767         msglen--;
 768         if (!ssl_print_extensions(bio, indent, 1, msg, msglen))
 769                 return 0;
 770         return 1;
 771         }
 772
 773 static int ssl_get_keyex(const char **pname, SSL *ssl)
 774         {
 775         unsigned long alg_k = ssl->s3->tmp.new_cipher->algorithm_mkey;
 776         if (alg_k & SSL_kRSA)
 777                 {
 778                 *pname = "rsa";
 779                 return SSL_kRSA;
 780                 }
 781         if (alg_k & SSL_kDHr)
 782                 {
 783                 *pname = "dh_rsa";
 784                 return SSL_kDHr;
 785                 }
 786         if (alg_k & SSL_kDHd)
 787                 {
 788                 *pname = "dh_dss";
 789                 return SSL_kDHd;
 790                 }
 791         if (alg_k & SSL_kKRB5)
 792                 {
 793                 *pname = "krb5";
 794                 return SSL_kKRB5;
 795                 }
 796         if (alg_k & SSL_kEDH)
 797                 {
 798                 *pname = "edh";
 799                 return SSL_kEDH;
 800                 }
 801         if (alg_k & SSL_kEECDH)
 802                 {
 803                 *pname = "EECDH";
 804                 return SSL_kEECDH;
 805                 }
 806         if (alg_k & SSL_kECDHr)
 807                 {
 808                 *pname = "ECDH RSA";
 809                 return SSL_kECDHr;
 810                 }
 811         if (alg_k & SSL_kECDHe)
 812                 {
 813                 *pname = "ECDH ECDSA";
 814                 return SSL_kECDHe;
 815                 }
 816         if (alg_k & SSL_kPSK)
 817                 {
 818                 *pname = "PSK";
 819                 return SSL_kPSK;
 820                 }
 821         if (alg_k & SSL_kSRP)
 822                 {
 823                 *pname = "SRP";
 824                 return SSL_kSRP;
 825                 }
 826         if (alg_k & SSL_kGOST)
 827                 {
 828                 *pname = "GOST";
 829                 return SSL_kGOST;
 830                 }
 831         *pname = "UNKNOWN";
 832         return 0;
 833         }
 834
 835 static int ssl_print_client_keyex(BIO *bio, int indent, SSL *ssl,
 836                                 const unsigned char *msg, size_t msglen)
 837         {
 838         const char *algname;
 839         int id;
 840         id = ssl_get_keyex(&algname, ssl);
 841         BIO_indent(bio, indent, 80);
 842         BIO_printf(bio, "KeyExchangeAlgorithm=%s\n", algname);
 843         switch(id)
 844                 {
 845
 846         case SSL_kRSA:
 847                 if (TLS1_get_version(ssl) == SSL3_VERSION)
 848                         {
 849                         ssl_print_hex(bio, indent + 2,
 850                                                 "EncyptedPreMasterSecret",
 851                                                 msg, msglen);
 852                         }
 853                 else
 854                         {
 855                         if (!ssl_print_hexbuf(bio, indent + 2,
 856                                                 "EncyptedPreMasterSecret", 2,
 857                                                 &msg, &msglen))
 858                                 return 0;
 859                         }
 860                 break;
 861
 862                 /* Implicit parameters only allowed for static DH */
 863         case SSL_kDHd:
 864         case SSL_kDHr:
 865                 if (msglen == 0)
 866                         {
 867                         BIO_indent(bio, indent + 2, 80);
 868                         BIO_puts(bio, "implicit\n");
 869                         break;
 870                         }
 871         case SSL_kEDH:
 872                 if (!ssl_print_hexbuf(bio, indent + 2, "dh_Yc", 2,
 873                                                                 &msg, &msglen))
 874                         return 0;
 875                 break;
 876
 877         case SSL_kECDHr:
 878         case SSL_kECDHe:
 879                 if (msglen == 0)
 880                         {
 881                         BIO_indent(bio, indent + 2, 80);
 882                         BIO_puts(bio, "implicit\n");
 883                         break;
 884                         }
 885         case SSL_kEECDH:
 886                 if (!ssl_print_hexbuf(bio, indent + 2, "ecdh_Yc", 1,
 887                                                         &msg, &msglen))
 888                         return 0;
 889                 break;
 890                 }
 891
 892         return 1;
 893         }
 894
 895 static int ssl_print_server_keyex(BIO *bio, int indent, SSL *ssl,
 896                                 const unsigned char *msg, size_t msglen)
 897         {
 898         const char *algname;
 899         int id;
 900         id = ssl_get_keyex(&algname, ssl);
 901         BIO_indent(bio, indent, 80);
 902         BIO_printf(bio, "KeyExchangeAlgorithm=%s\n", algname);
 903         switch(id)
 904                 {
 905                 /* Should never happen */
 906         case SSL_kDHd:
 907         case SSL_kDHr:
 908         case SSL_kECDHr:
 909         case SSL_kECDHe:
 910                 BIO_indent(bio, indent + 2, 80);
 911                 BIO_printf(bio, "Unexpected Message\n");
 912                 break;
 913
 914         case SSL_kRSA:
 915
 916                 if (!ssl_print_hexbuf(bio, indent + 2, "rsa_modulus", 2,
 917                                                 &msg, &msglen))
 918                         return 0;
 919                 if (!ssl_print_hexbuf(bio, indent + 2, "rsa_exponent", 2,
 920                                                 &msg, &msglen))
 921                         return 0;
 922                 break;
 923
 924         case SSL_kEDH:
 925                 if (!ssl_print_hexbuf(bio, indent + 2, "dh_p", 2,
 926                                                 &msg, &msglen))
 927                         return 0;
 928                 if (!ssl_print_hexbuf(bio, indent + 2, "dh_g", 2,
 929                                                 &msg, &msglen))
 930                         return 0;
 931                 if (!ssl_print_hexbuf(bio, indent + 2, "dh_Ys", 2,
 932                                                 &msg, &msglen))
 933                         return 0;
 934                 break;
 935
 936         case SSL_kEECDH:
 937                 if (msglen < 1)
 938                         return 0;
 939                 BIO_indent(bio, indent + 2, 80);
 940                 if (msg[0] == EXPLICIT_PRIME_CURVE_TYPE)
 941                         BIO_puts(bio, "explicit_prime\n");
 942                 else if (msg[0] == EXPLICIT_CHAR2_CURVE_TYPE)
 943                         BIO_puts(bio, "explicit_char2\n");
 944                 else if (msg[0] == NAMED_CURVE_TYPE)
 945                         {
 946                         int curve;
 947                         if (msglen < 3)
 948                                 return 0;
 949                         curve = (msg[1] << 8) | msg[2];
 950                         BIO_printf(bio, "named_curve: %s (%d)\n",
 951                                         ssl_trace_str(curve, ssl_curve_tbl),
 952                                         curve);
 953                         msg += 3;
 954                         msglen -= 3;
 955                         if (!ssl_print_hexbuf(bio, indent + 2, "point", 1,
 956                                                         &msg, &msglen))
 957                                 return 0;
 958                         }
 959                 break;
 960                 }
 961         return ssl_print_signature(bio, indent, ssl, &msg, &msglen);
 962         }
 963
 964 static int ssl_print_certificate(BIO *bio, int indent,
 965                                 const unsigned char **pmsg, size_t *pmsglen)
 966         {
 967         size_t msglen = *pmsglen;
 968         size_t clen;
 969         X509 *x;
 970         const unsigned char *p = *pmsg, *q;
 971         if (msglen < 3)
 972                 return 0;
 973         clen = (p[0] << 16) | (p[1] << 8) | p[2];
 974         if (msglen < clen + 3)
 975                 return 0;
 976         q = p + 3;
 977         BIO_indent(bio, indent, 80);
 978         BIO_printf(bio, "ASN.1Cert, length=%d", (int)clen);
 979         x = d2i_X509(NULL, &q, clen);
 980         if (!x)
 981                 BIO_puts(bio, "<UNPARSEABLE CERTIFICATE>\n");
 982         else
 983                 {
 984                 BIO_puts(bio, "\n------details-----\n");
 985                 X509_print_ex(bio, x, XN_FLAG_ONELINE, 0);
 986                 PEM_write_bio_X509(bio, x);
 987                 /* Print certificate stuff */
 988                 BIO_puts(bio, "------------------\n");
 989                 X509_free(x);
 990                 }
 991         if (q != p + 3 + clen)
 992                 {
 993                 BIO_puts(bio, "<TRAILING GARBAGE AFTER CERTIFICATE>\n");
 994                 }
 995         *pmsg += clen + 3;
 996         *pmsglen -= clen + 3;
 997         return 1;
 998         }
 999
1000 static int ssl_print_certificates(BIO *bio, int indent,
1001                                 const unsigned char *msg, size_t msglen)
1002         {
1003         size_t clen;
1004         if (msglen < 3)
1005                 return 0;
1006         clen = (msg[0] << 16) | (msg[1] << 8) | msg[2];
1007         if (msglen != clen + 3)
1008                 return 0;
1009         msg += 3;
1010         BIO_indent(bio, indent, 80);
1011         BIO_printf(bio, "certificate_list, length=%d\n", (int)clen);
1012         while (clen > 0)
1013                 {
1014                 if (!ssl_print_certificate(bio, indent + 2, &msg, &clen))
1015                         return 0;
1016                 }
1017         return 1;
1018         }
1019
1020 static int ssl_print_cert_request(BIO *bio, int indent, SSL *s,
1021                                 const unsigned char *msg, size_t msglen)
1022         {
1023         size_t xlen;
1024         if (msglen < 1)
1025                 return 0;
1026         xlen = msg[0];
1027         if (msglen < xlen + 1)
1028                 return 0;
1029         msg++;
1030         BIO_indent(bio, indent, 80);
1031         BIO_printf(bio, "certificate_types (len=%d)\n", (int)xlen);
1032         if (!ssl_trace_list(bio, indent + 2, msg, xlen, 1, ssl_ctype_tbl))
1033                 return 0;
1034         msg += xlen;
1035         msglen -= xlen + 1;
1036         if (!SSL_USE_SIGALGS(s))
1037                 goto skip_sig;
1038         if (msglen < 2)
1039                 return 0;
1040         xlen = (msg[0] << 8) | msg[1];
1041         if (msglen < xlen + 2 || (xlen & 1))
1042                 return 0;
1043         msg += 2;
1044         BIO_indent(bio, indent, 80);
1045         BIO_printf(bio, "signature_algorithms (len=%d)\n", (int)xlen);
1046         while(xlen > 0)
1047                 {
1048                 BIO_indent(bio, indent + 2, 80);
1049                 BIO_printf(bio, "%s+%s (%d+%d)\n",
1050                                 ssl_trace_str(msg[0], ssl_md_tbl),
1051                                 ssl_trace_str(msg[1], ssl_sig_tbl),
1052                                 msg[0], msg[1]);
1053                 xlen -= 2;
1054                 msg += 2;
1055                 }
1056         msg += xlen;
1057         msglen -= xlen + 2;
1058
1059         skip_sig:
1060         xlen = (msg[0] << 8) | msg[1];
1061         BIO_indent(bio, indent, 80);
1062         if (msglen < xlen + 2)
1063                 return 0;
1064         msg += 2;
1065         msglen -= 2;
1066         BIO_printf(bio, "certificate_authorities (len=%d)\n", (int)xlen);
1067         while (xlen > 0)
1068                 {
1069                 size_t dlen;
1070                 X509_NAME *nm;
1071                 const unsigned char *p;
1072                 if (xlen < 2)
1073                         return 0;
1074                 dlen = (msg[0] << 8) | msg[1];
1075                 if (xlen < dlen + 2)
1076                         return 0;
1077                 msg += 2;
1078                 BIO_indent(bio, indent + 2, 80);
1079                 BIO_printf(bio, "DistinguishedName (len=%d): ", (int)dlen);
1080                 p = msg;
1081                 nm = d2i_X509_NAME(NULL, &p, dlen);
1082                 if (!nm)
1083                         {
1084                         BIO_puts(bio, "<UNPARSEABLE DN>\n");
1085                         }
1086                 else
1087                         {
1088                         X509_NAME_print_ex(bio, nm, 0, XN_FLAG_ONELINE);
1089                         BIO_puts(bio, "\n");
1090                         X509_NAME_free(nm);
1091                         }
1092                 xlen -= dlen + 2;
1093                 msg += dlen;
1094                 }
1095         return 1;
1096         }
1097
1098 static int ssl_print_ticket(BIO *bio, int indent,
1099                                 const unsigned char *msg, size_t msglen)
1100         {
1101         unsigned int tick_life;
1102         if (msglen == 0)
1103                 {
1104                 BIO_indent(bio, indent + 2, 80);
1105                 BIO_puts(bio, "No Ticket\n");
1106                 return 1;
1107                 }
1108         if (msglen < 4)
1109                 return 0;
1110         tick_life = (msg[0] << 24) | (msg[1] << 16) | (msg[2] << 8) | msg[3];
1111         msglen -= 4;
1112         msg += 4;
1113         BIO_indent(bio, indent + 2, 80);
1114         BIO_printf(bio, "ticket_lifetime_hint=%u\n", tick_life);
1115         if (!ssl_print_hexbuf(bio, indent + 2, "ticket", 2, &msg, &msglen))
1116                 return 0;
1117         if (msglen)
1118                 return 0;
1119         return 1;
1120         }
1121
1122 static int ssl_print_handshake(BIO *bio, SSL *ssl,
1123                                 const unsigned char *msg, size_t msglen,
1124                                 int indent)
1125         {
1126         size_t hlen;
1127         unsigned char htype;
1128         if (msglen < 4)
1129                 return 0;
1130         htype = msg[0];
1131         hlen = (msg[1] << 16) | (msg[2] << 8) | msg[3];
1132         BIO_indent(bio, indent, 80);
1133         BIO_printf(bio, "%s, Length=%d\n",
1134                                 ssl_trace_str(htype, ssl_handshake_tbl),
1135                                 (int)hlen);
1136         msg += 4;
1137         msglen -= 4;
1138         if (msglen < hlen)
1139                 return 0;
1140         switch(htype)
1141                 {
1142         case SSL3_MT_CLIENT_HELLO:
1143                 if (!ssl_print_client_hello(bio, indent + 2, msg, msglen))
1144                         return 0;
1145                 break;
1146
1147         case SSL3_MT_SERVER_HELLO:
1148                 if (!ssl_print_server_hello(bio, indent + 2, msg, msglen))
1149                         return 0;
1150                 break;
1151
1152         case SSL3_MT_SERVER_KEY_EXCHANGE:
1153                 if (!ssl_print_server_keyex(bio, indent + 2, ssl, msg, msglen))
1154                         return 0;
1155                 break;
1156
1157         case SSL3_MT_CLIENT_KEY_EXCHANGE:
1158                 if (!ssl_print_client_keyex(bio, indent + 2, ssl, msg, msglen))
1159                         return 0;
1160                 break;
1161
1162         case SSL3_MT_CERTIFICATE:
1163                 if (!ssl_print_certificates(bio, indent + 2,  msg, msglen))
1164                         return 0;
1165                 break;
1166
1167         case SSL3_MT_CERTIFICATE_VERIFY:
1168                 if (!ssl_print_signature(bio, indent + 2, ssl, &msg, &msglen))
1169                         return 0;
1170                 break;
1171
1172         case SSL3_MT_CERTIFICATE_REQUEST:
1173                 if (!ssl_print_cert_request(bio, indent + 2,  ssl, msg, msglen))
1174                         return 0;
1175                 break;
1176
1177         case SSL3_MT_FINISHED:
1178                 ssl_print_hex(bio, indent + 2, "verify_data", msg, msglen);
1179                 break;
1180
1181         case SSL3_MT_SERVER_DONE:
1182                 if (msglen != 0)
1183                         ssl_print_hex(bio, indent + 2, "unexpected value",
1184                                                                 msg, msglen);
1185                 break;
1186
1187         case SSL3_MT_NEWSESSION_TICKET:
1188                 if (!ssl_print_ticket(bio, indent + 2,  msg, msglen))
1189                         return 0;
1190                 break;
1191
1192         default:
1193                 BIO_indent(bio, indent + 2, 80);
1194                 BIO_puts(bio, "Unsupported, hex dump follows:\n");
1195                 BIO_dump_indent(bio, (char *)msg, msglen, indent + 4);
1196                 }
1197         return 1;
1198         }
1199
1200 static int ssl_print_heartbeat(BIO *bio, int indent,
1201                                 const unsigned char *msg, size_t msglen)
1202         {
1203         if (msglen < 3)
1204                 return 0;
1205         BIO_indent(bio, indent, 80);
1206         BIO_printf(bio, "HeartBeatMessageType: %s\n",
1207                                 ssl_trace_str(msg[0], ssl_hb_type_tbl));
1208         msg++;
1209         msglen--;
1210         if (!ssl_print_hexbuf(bio, indent, "payload", 2, &msg, &msglen))
1211                 return 0;
1212         ssl_print_hex(bio, indent, "padding", msg, msglen);
1213         return 1;
1214         }
1215
1216 const char *SSL_CIPHER_standard_name(const SSL_CIPHER *c)
1217         {
1218         if (c->algorithm_ssl & SSL_SSLV2)
1219                 return NULL;
1220         return ssl_trace_str(c->id & 0xFFFF, ssl_ciphers_tbl);
1221         }
1222
1223 void SSL_trace(int write_p, int version, int content_type,
1224                 const void *buf, size_t msglen, SSL *ssl, void *arg)
1225         {
1226         const unsigned char *msg = buf;
1227         BIO *bio = arg;
1228
1229         if (write_p == 2)
1230                 {
1231                 BIO_puts(bio, "Session ");
1232                 ssl_print_hex(bio, 0,
1233                                 ssl_trace_str(content_type, ssl_crypto_tbl),
1234                                 msg, msglen);
1235                 return;
1236                 }
1237         switch (content_type)
1238                 {
1239         case SSL3_RT_HEADER:
1240                 {
1241                 int hvers = msg[1] << 8 | msg[2];
1242                 BIO_puts(bio, write_p ? "Sent" : "Received");
1243                 BIO_printf(bio, " Record\nHeader:\n  Version = %s (0x%x)\n",
1244                                 ssl_trace_str(hvers, ssl_version_tbl), hvers);
1245                 BIO_printf(bio, "  Content Type = %s (%d)\n  Length = %d",
1246                                 ssl_trace_str(msg[0], ssl_content_tbl), msg[0],
1247                                 msg[3] << 8 | msg[4]);
1248                 }
1249                 break;
1250         case SSL3_RT_HANDSHAKE:
1251                 if (!ssl_print_handshake(bio, ssl, msg, msglen, 4))
1252                         BIO_printf(bio, "Message length parse error!\n");
1253                 break;
1254
1255         case SSL3_RT_CHANGE_CIPHER_SPEC:
1256                 if (msglen == 1 && msg[0] == 1)
1257                         BIO_puts(bio, "    change_cipher_spec (1)\n");
1258                 else
1259                         ssl_print_hex(bio, 4, "unknown value", msg, msglen);
1260                 break;
1261
1262         case SSL3_RT_ALERT:
1263                 if (msglen != 2)
1264                         BIO_puts(bio, "    Illegal Alert Length\n");
1265                 else
1266                         {
1267                         BIO_printf(bio,"    Level=%s(%d), description=%s(%d)\n",
1268                                         SSL_alert_type_string_long(msg[0] << 8),
1269                                         msg[0],
1270                                         SSL_alert_desc_string_long(msg[1]),
1271                                         msg[1]);
1272                         }
1273         case TLS1_RT_HEARTBEAT:
1274                 ssl_print_heartbeat(bio, 4, msg, msglen);
1275                 break;
1276
1277                 }
1278
1279         BIO_puts(bio, "\n");
1280         }
1281
1282 #endif