ssl/t1_trce.c

   1 /*
   2  * Copyright 2012-2016 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 #include "ssl_locl.h"
  11
  12 #ifndef OPENSSL_NO_SSL_TRACE
  13
  14 /* Packet trace support for OpenSSL */
  15
  16 typedef struct {
  17     int num;
  18     const char *name;
  19 } ssl_trace_tbl;
  20
  21 # define ssl_trace_str(val, tbl) \
  22         do_ssl_trace_str(val, tbl, OSSL_NELEM(tbl))
  23
  24 # define ssl_trace_list(bio, indent, msg, msglen, value, table) \
  25         do_ssl_trace_list(bio, indent, msg, msglen, value, \
  26          table, OSSL_NELEM(table))
  27
  28 static const char *do_ssl_trace_str(int val, ssl_trace_tbl *tbl, size_t ntbl)
  29 {
  30     size_t i;
  31     for (i = 0; i < ntbl; i++, tbl++) {
  32         if (tbl->num == val)
  33             return tbl->name;
  34     }
  35     return "UNKNOWN";
  36 }
  37
  38 static int do_ssl_trace_list(BIO *bio, int indent,
  39                              const unsigned char *msg, size_t msglen,
  40                              size_t vlen, ssl_trace_tbl *tbl, size_t ntbl)
  41 {
  42     int val;
  43     if (msglen % vlen)
  44         return 0;
  45     while (msglen) {
  46         val = msg[0];
  47         if (vlen == 2)
  48             val = (val << 8) | msg[1];
  49         BIO_indent(bio, indent, 80);
  50         BIO_printf(bio, "%s (%d)\n", do_ssl_trace_str(val, tbl, ntbl), val);
  51         msg += vlen;
  52         msglen -= vlen;
  53     }
  54     return 1;
  55 }
  56
  57 /* Version number */
  58
  59 static ssl_trace_tbl ssl_version_tbl[] = {
  60     {SSL3_VERSION, "SSL 3.0"},
  61     {TLS1_VERSION, "TLS 1.0"},
  62     {TLS1_1_VERSION, "TLS 1.1"},
  63     {TLS1_2_VERSION, "TLS 1.2"},
  64     {TLS1_3_VERSION, "TLS 1.3"},
  65     {DTLS1_VERSION, "DTLS 1.0"},
  66     {DTLS1_2_VERSION, "DTLS 1.2"},
  67     {DTLS1_BAD_VER, "DTLS 1.0 (bad)"}
  68 };
  69
  70 static ssl_trace_tbl ssl_content_tbl[] = {
  71     {SSL3_RT_CHANGE_CIPHER_SPEC, "ChangeCipherSpec"},
  72     {SSL3_RT_ALERT, "Alert"},
  73     {SSL3_RT_HANDSHAKE, "Handshake"},
  74     {SSL3_RT_APPLICATION_DATA, "ApplicationData"},
  75     {DTLS1_RT_HEARTBEAT, "HeartBeat"}
  76 };
  77
  78 /* Handshake types */
  79 static ssl_trace_tbl ssl_handshake_tbl[] = {
  80     {SSL3_MT_HELLO_REQUEST, "HelloRequest"},
  81     {SSL3_MT_CLIENT_HELLO, "ClientHello"},
  82     {SSL3_MT_SERVER_HELLO, "ServerHello"},
  83     {DTLS1_MT_HELLO_VERIFY_REQUEST, "HelloVerifyRequest"},
  84     {SSL3_MT_NEWSESSION_TICKET, "NewSessionTicket"},
  85     {SSL3_MT_CERTIFICATE, "Certificate"},
  86     {SSL3_MT_SERVER_KEY_EXCHANGE, "ServerKeyExchange"},
  87     {SSL3_MT_CERTIFICATE_REQUEST, "CertificateRequest"},
  88     {SSL3_MT_CLIENT_KEY_EXCHANGE, "ClientKeyExchange"},
  89     {SSL3_MT_CERTIFICATE_STATUS, "CertificateStatus"},
  90     {SSL3_MT_SERVER_DONE, "ServerHelloDone"},
  91     {SSL3_MT_CERTIFICATE_VERIFY, "CertificateVerify"},
  92     {SSL3_MT_CLIENT_KEY_EXCHANGE, "ClientKeyExchange"},
  93     {SSL3_MT_FINISHED, "Finished"},
  94     {SSL3_MT_CERTIFICATE_STATUS, "CertificateStatus"}
  95 };
  96
  97 /* Cipher suites */
  98 static ssl_trace_tbl ssl_ciphers_tbl[] = {
  99     {0x0000, "SSL_NULL_WITH_NULL_NULL"},
 100     {0x0001, "SSL_RSA_WITH_NULL_MD5"},
 101     {0x0002, "SSL_RSA_WITH_NULL_SHA"},
 102     {0x0003, "SSL_RSA_EXPORT_WITH_RC4_40_MD5"},
 103     {0x0004, "SSL_RSA_WITH_RC4_128_MD5"},
 104     {0x0005, "SSL_RSA_WITH_RC4_128_SHA"},
 105     {0x0006, "SSL_RSA_EXPORT_WITH_RC2_CBC_40_MD5"},
 106     {0x0007, "SSL_RSA_WITH_IDEA_CBC_SHA"},
 107     {0x0008, "SSL_RSA_EXPORT_WITH_DES40_CBC_SHA"},
 108     {0x0009, "SSL_RSA_WITH_DES_CBC_SHA"},
 109     {0x000A, "SSL_RSA_WITH_3DES_EDE_CBC_SHA"},
 110     {0x000B, "SSL_DH_DSS_EXPORT_WITH_DES40_CBC_SHA"},
 111     {0x000C, "SSL_DH_DSS_WITH_DES_CBC_SHA"},
 112     {0x000D, "SSL_DH_DSS_WITH_3DES_EDE_CBC_SHA"},
 113     {0x000E, "SSL_DH_RSA_EXPORT_WITH_DES40_CBC_SHA"},
 114     {0x000F, "SSL_DH_RSA_WITH_DES_CBC_SHA"},
 115     {0x0010, "SSL_DH_RSA_WITH_3DES_EDE_CBC_SHA"},
 116     {0x0011, "SSL_DHE_DSS_EXPORT_WITH_DES40_CBC_SHA"},
 117     {0x0012, "SSL_DHE_DSS_WITH_DES_CBC_SHA"},
 118     {0x0013, "SSL_DHE_DSS_WITH_3DES_EDE_CBC_SHA"},
 119     {0x0014, "SSL_DHE_RSA_EXPORT_WITH_DES40_CBC_SHA"},
 120     {0x0015, "SSL_DHE_RSA_WITH_DES_CBC_SHA"},
 121     {0x0016, "SSL_DHE_RSA_WITH_3DES_EDE_CBC_SHA"},
 122     {0x0017, "SSL_DH_anon_EXPORT_WITH_RC4_40_MD5"},
 123     {0x0018, "SSL_DH_anon_WITH_RC4_128_MD5"},
 124     {0x0019, "SSL_DH_anon_EXPORT_WITH_DES40_CBC_SHA"},
 125     {0x001A, "SSL_DH_anon_WITH_DES_CBC_SHA"},
 126     {0x001B, "SSL_DH_anon_WITH_3DES_EDE_CBC_SHA"},
 127     {0x001D, "SSL_FORTEZZA_KEA_WITH_FORTEZZA_CBC_SHA"},
 128     {0x001E, "SSL_FORTEZZA_KEA_WITH_RC4_128_SHA"},
 129     {0x001F, "TLS_KRB5_WITH_3DES_EDE_CBC_SHA"},
 130     {0x0020, "TLS_KRB5_WITH_RC4_128_SHA"},
 131     {0x0021, "TLS_KRB5_WITH_IDEA_CBC_SHA"},
 132     {0x0022, "TLS_KRB5_WITH_DES_CBC_MD5"},
 133     {0x0023, "TLS_KRB5_WITH_3DES_EDE_CBC_MD5"},
 134     {0x0024, "TLS_KRB5_WITH_RC4_128_MD5"},
 135     {0x0025, "TLS_KRB5_WITH_IDEA_CBC_MD5"},
 136     {0x0026, "TLS_KRB5_EXPORT_WITH_DES_CBC_40_SHA"},
 137     {0x0027, "TLS_KRB5_EXPORT_WITH_RC2_CBC_40_SHA"},
 138     {0x0028, "TLS_KRB5_EXPORT_WITH_RC4_40_SHA"},
 139     {0x0029, "TLS_KRB5_EXPORT_WITH_DES_CBC_40_MD5"},
 140     {0x002A, "TLS_KRB5_EXPORT_WITH_RC2_CBC_40_MD5"},
 141     {0x002B, "TLS_KRB5_EXPORT_WITH_RC4_40_MD5"},
 142     {0x002C, "TLS_PSK_WITH_NULL_SHA"},
 143     {0x002D, "TLS_DHE_PSK_WITH_NULL_SHA"},
 144     {0x002E, "TLS_RSA_PSK_WITH_NULL_SHA"},
 145     {0x002F, "TLS_RSA_WITH_AES_128_CBC_SHA"},
 146     {0x0030, "TLS_DH_DSS_WITH_AES_128_CBC_SHA"},
 147     {0x0031, "TLS_DH_RSA_WITH_AES_128_CBC_SHA"},
 148     {0x0032, "TLS_DHE_DSS_WITH_AES_128_CBC_SHA"},
 149     {0x0033, "TLS_DHE_RSA_WITH_AES_128_CBC_SHA"},
 150     {0x0034, "TLS_DH_anon_WITH_AES_128_CBC_SHA"},
 151     {0x0035, "TLS_RSA_WITH_AES_256_CBC_SHA"},
 152     {0x0036, "TLS_DH_DSS_WITH_AES_256_CBC_SHA"},
 153     {0x0037, "TLS_DH_RSA_WITH_AES_256_CBC_SHA"},
 154     {0x0038, "TLS_DHE_DSS_WITH_AES_256_CBC_SHA"},
 155     {0x0039, "TLS_DHE_RSA_WITH_AES_256_CBC_SHA"},
 156     {0x003A, "TLS_DH_anon_WITH_AES_256_CBC_SHA"},
 157     {0x003B, "TLS_RSA_WITH_NULL_SHA256"},
 158     {0x003C, "TLS_RSA_WITH_AES_128_CBC_SHA256"},
 159     {0x003D, "TLS_RSA_WITH_AES_256_CBC_SHA256"},
 160     {0x003E, "TLS_DH_DSS_WITH_AES_128_CBC_SHA256"},
 161     {0x003F, "TLS_DH_RSA_WITH_AES_128_CBC_SHA256"},
 162     {0x0040, "TLS_DHE_DSS_WITH_AES_128_CBC_SHA256"},
 163     {0x0041, "TLS_RSA_WITH_CAMELLIA_128_CBC_SHA"},
 164     {0x0042, "TLS_DH_DSS_WITH_CAMELLIA_128_CBC_SHA"},
 165     {0x0043, "TLS_DH_RSA_WITH_CAMELLIA_128_CBC_SHA"},
 166     {0x0044, "TLS_DHE_DSS_WITH_CAMELLIA_128_CBC_SHA"},
 167     {0x0045, "TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA"},
 168     {0x0046, "TLS_DH_anon_WITH_CAMELLIA_128_CBC_SHA"},
 169     {0x0067, "TLS_DHE_RSA_WITH_AES_128_CBC_SHA256"},
 170     {0x0068, "TLS_DH_DSS_WITH_AES_256_CBC_SHA256"},
 171     {0x0069, "TLS_DH_RSA_WITH_AES_256_CBC_SHA256"},
 172     {0x006A, "TLS_DHE_DSS_WITH_AES_256_CBC_SHA256"},
 173     {0x006B, "TLS_DHE_RSA_WITH_AES_256_CBC_SHA256"},
 174     {0x006C, "TLS_DH_anon_WITH_AES_128_CBC_SHA256"},
 175     {0x006D, "TLS_DH_anon_WITH_AES_256_CBC_SHA256"},
 176     {0x0084, "TLS_RSA_WITH_CAMELLIA_256_CBC_SHA"},
 177     {0x0085, "TLS_DH_DSS_WITH_CAMELLIA_256_CBC_SHA"},
 178     {0x0086, "TLS_DH_RSA_WITH_CAMELLIA_256_CBC_SHA"},
 179     {0x0087, "TLS_DHE_DSS_WITH_CAMELLIA_256_CBC_SHA"},
 180     {0x0088, "TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA"},
 181     {0x0089, "TLS_DH_anon_WITH_CAMELLIA_256_CBC_SHA"},
 182     {0x008A, "TLS_PSK_WITH_RC4_128_SHA"},
 183     {0x008B, "TLS_PSK_WITH_3DES_EDE_CBC_SHA"},
 184     {0x008C, "TLS_PSK_WITH_AES_128_CBC_SHA"},
 185     {0x008D, "TLS_PSK_WITH_AES_256_CBC_SHA"},
 186     {0x008E, "TLS_DHE_PSK_WITH_RC4_128_SHA"},
 187     {0x008F, "TLS_DHE_PSK_WITH_3DES_EDE_CBC_SHA"},
 188     {0x0090, "TLS_DHE_PSK_WITH_AES_128_CBC_SHA"},
 189     {0x0091, "TLS_DHE_PSK_WITH_AES_256_CBC_SHA"},
 190     {0x0092, "TLS_RSA_PSK_WITH_RC4_128_SHA"},
 191     {0x0093, "TLS_RSA_PSK_WITH_3DES_EDE_CBC_SHA"},
 192     {0x0094, "TLS_RSA_PSK_WITH_AES_128_CBC_SHA"},
 193     {0x0095, "TLS_RSA_PSK_WITH_AES_256_CBC_SHA"},
 194     {0x0096, "TLS_RSA_WITH_SEED_CBC_SHA"},
 195     {0x0097, "TLS_DH_DSS_WITH_SEED_CBC_SHA"},
 196     {0x0098, "TLS_DH_RSA_WITH_SEED_CBC_SHA"},
 197     {0x0099, "TLS_DHE_DSS_WITH_SEED_CBC_SHA"},
 198     {0x009A, "TLS_DHE_RSA_WITH_SEED_CBC_SHA"},
 199     {0x009B, "TLS_DH_anon_WITH_SEED_CBC_SHA"},
 200     {0x009C, "TLS_RSA_WITH_AES_128_GCM_SHA256"},
 201     {0x009D, "TLS_RSA_WITH_AES_256_GCM_SHA384"},
 202     {0x009E, "TLS_DHE_RSA_WITH_AES_128_GCM_SHA256"},
 203     {0x009F, "TLS_DHE_RSA_WITH_AES_256_GCM_SHA384"},
 204     {0x00A0, "TLS_DH_RSA_WITH_AES_128_GCM_SHA256"},
 205     {0x00A1, "TLS_DH_RSA_WITH_AES_256_GCM_SHA384"},
 206     {0x00A2, "TLS_DHE_DSS_WITH_AES_128_GCM_SHA256"},
 207     {0x00A3, "TLS_DHE_DSS_WITH_AES_256_GCM_SHA384"},
 208     {0x00A4, "TLS_DH_DSS_WITH_AES_128_GCM_SHA256"},
 209     {0x00A5, "TLS_DH_DSS_WITH_AES_256_GCM_SHA384"},
 210     {0x00A6, "TLS_DH_anon_WITH_AES_128_GCM_SHA256"},
 211     {0x00A7, "TLS_DH_anon_WITH_AES_256_GCM_SHA384"},
 212     {0x00A8, "TLS_PSK_WITH_AES_128_GCM_SHA256"},
 213     {0x00A9, "TLS_PSK_WITH_AES_256_GCM_SHA384"},
 214     {0x00AA, "TLS_DHE_PSK_WITH_AES_128_GCM_SHA256"},
 215     {0x00AB, "TLS_DHE_PSK_WITH_AES_256_GCM_SHA384"},
 216     {0x00AC, "TLS_RSA_PSK_WITH_AES_128_GCM_SHA256"},
 217     {0x00AD, "TLS_RSA_PSK_WITH_AES_256_GCM_SHA384"},
 218     {0x00AE, "TLS_PSK_WITH_AES_128_CBC_SHA256"},
 219     {0x00AF, "TLS_PSK_WITH_AES_256_CBC_SHA384"},
 220     {0x00B0, "TLS_PSK_WITH_NULL_SHA256"},
 221     {0x00B1, "TLS_PSK_WITH_NULL_SHA384"},
 222     {0x00B2, "TLS_DHE_PSK_WITH_AES_128_CBC_SHA256"},
 223     {0x00B3, "TLS_DHE_PSK_WITH_AES_256_CBC_SHA384"},
 224     {0x00B4, "TLS_DHE_PSK_WITH_NULL_SHA256"},
 225     {0x00B5, "TLS_DHE_PSK_WITH_NULL_SHA384"},
 226     {0x00B6, "TLS_RSA_PSK_WITH_AES_128_CBC_SHA256"},
 227     {0x00B7, "TLS_RSA_PSK_WITH_AES_256_CBC_SHA384"},
 228     {0x00B8, "TLS_RSA_PSK_WITH_NULL_SHA256"},
 229     {0x00B9, "TLS_RSA_PSK_WITH_NULL_SHA384"},
 230     {0x00BA, "TLS_RSA_WITH_CAMELLIA_128_CBC_SHA256"},
 231     {0x00BB, "TLS_DH_DSS_WITH_CAMELLIA_128_CBC_SHA256"},
 232     {0x00BC, "TLS_DH_RSA_WITH_CAMELLIA_128_CBC_SHA256"},
 233     {0x00BD, "TLS_DHE_DSS_WITH_CAMELLIA_128_CBC_SHA256"},
 234     {0x00BE, "TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA256"},
 235     {0x00BF, "TLS_DH_anon_WITH_CAMELLIA_128_CBC_SHA256"},
 236     {0x00C0, "TLS_RSA_WITH_CAMELLIA_256_CBC_SHA256"},
 237     {0x00C1, "TLS_DH_DSS_WITH_CAMELLIA_256_CBC_SHA256"},
 238     {0x00C2, "TLS_DH_RSA_WITH_CAMELLIA_256_CBC_SHA256"},
 239     {0x00C3, "TLS_DHE_DSS_WITH_CAMELLIA_256_CBC_SHA256"},
 240     {0x00C4, "TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA256"},
 241     {0x00C5, "TLS_DH_anon_WITH_CAMELLIA_256_CBC_SHA256"},
 242     {0x00FF, "TLS_EMPTY_RENEGOTIATION_INFO_SCSV"},
 243     {0x5600, "TLS_FALLBACK_SCSV"},
 244     {0xC001, "TLS_ECDH_ECDSA_WITH_NULL_SHA"},
 245     {0xC002, "TLS_ECDH_ECDSA_WITH_RC4_128_SHA"},
 246     {0xC003, "TLS_ECDH_ECDSA_WITH_3DES_EDE_CBC_SHA"},
 247     {0xC004, "TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA"},
 248     {0xC005, "TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA"},
 249     {0xC006, "TLS_ECDHE_ECDSA_WITH_NULL_SHA"},
 250     {0xC007, "TLS_ECDHE_ECDSA_WITH_RC4_128_SHA"},
 251     {0xC008, "TLS_ECDHE_ECDSA_WITH_3DES_EDE_CBC_SHA"},
 252     {0xC009, "TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA"},
 253     {0xC00A, "TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA"},
 254     {0xC00B, "TLS_ECDH_RSA_WITH_NULL_SHA"},
 255     {0xC00C, "TLS_ECDH_RSA_WITH_RC4_128_SHA"},
 256     {0xC00D, "TLS_ECDH_RSA_WITH_3DES_EDE_CBC_SHA"},
 257     {0xC00E, "TLS_ECDH_RSA_WITH_AES_128_CBC_SHA"},
 258     {0xC00F, "TLS_ECDH_RSA_WITH_AES_256_CBC_SHA"},
 259     {0xC010, "TLS_ECDHE_RSA_WITH_NULL_SHA"},
 260     {0xC011, "TLS_ECDHE_RSA_WITH_RC4_128_SHA"},
 261     {0xC012, "TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA"},
 262     {0xC013, "TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA"},
 263     {0xC014, "TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA"},
 264     {0xC015, "TLS_ECDH_anon_WITH_NULL_SHA"},
 265     {0xC016, "TLS_ECDH_anon_WITH_RC4_128_SHA"},
 266     {0xC017, "TLS_ECDH_anon_WITH_3DES_EDE_CBC_SHA"},
 267     {0xC018, "TLS_ECDH_anon_WITH_AES_128_CBC_SHA"},
 268     {0xC019, "TLS_ECDH_anon_WITH_AES_256_CBC_SHA"},
 269     {0xC01A, "TLS_SRP_SHA_WITH_3DES_EDE_CBC_SHA"},
 270     {0xC01B, "TLS_SRP_SHA_RSA_WITH_3DES_EDE_CBC_SHA"},
 271     {0xC01C, "TLS_SRP_SHA_DSS_WITH_3DES_EDE_CBC_SHA"},
 272     {0xC01D, "TLS_SRP_SHA_WITH_AES_128_CBC_SHA"},
 273     {0xC01E, "TLS_SRP_SHA_RSA_WITH_AES_128_CBC_SHA"},
 274     {0xC01F, "TLS_SRP_SHA_DSS_WITH_AES_128_CBC_SHA"},
 275     {0xC020, "TLS_SRP_SHA_WITH_AES_256_CBC_SHA"},
 276     {0xC021, "TLS_SRP_SHA_RSA_WITH_AES_256_CBC_SHA"},
 277     {0xC022, "TLS_SRP_SHA_DSS_WITH_AES_256_CBC_SHA"},
 278     {0xC023, "TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256"},
 279     {0xC024, "TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384"},
 280     {0xC025, "TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA256"},
 281     {0xC026, "TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA384"},
 282     {0xC027, "TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256"},
 283     {0xC028, "TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384"},
 284     {0xC029, "TLS_ECDH_RSA_WITH_AES_128_CBC_SHA256"},
 285     {0xC02A, "TLS_ECDH_RSA_WITH_AES_256_CBC_SHA384"},
 286     {0xC02B, "TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256"},
 287     {0xC02C, "TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384"},
 288     {0xC02D, "TLS_ECDH_ECDSA_WITH_AES_128_GCM_SHA256"},
 289     {0xC02E, "TLS_ECDH_ECDSA_WITH_AES_256_GCM_SHA384"},
 290     {0xC02F, "TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256"},
 291     {0xC030, "TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384"},
 292     {0xC031, "TLS_ECDH_RSA_WITH_AES_128_GCM_SHA256"},
 293     {0xC032, "TLS_ECDH_RSA_WITH_AES_256_GCM_SHA384"},
 294     {0xC033, "TLS_ECDHE_PSK_WITH_RC4_128_SHA"},
 295     {0xC034, "TLS_ECDHE_PSK_WITH_3DES_EDE_CBC_SHA"},
 296     {0xC035, "TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA"},
 297     {0xC036, "TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA"},
 298     {0xC037, "TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA256"},
 299     {0xC038, "TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA384"},
 300     {0xC039, "TLS_ECDHE_PSK_WITH_NULL_SHA"},
 301     {0xC03A, "TLS_ECDHE_PSK_WITH_NULL_SHA256"},
 302     {0xC03B, "TLS_ECDHE_PSK_WITH_NULL_SHA384"},
 303     {0xC03C, "TLS_RSA_WITH_ARIA_128_CBC_SHA256"},
 304     {0xC03D, "TLS_RSA_WITH_ARIA_256_CBC_SHA384"},
 305     {0xC03E, "TLS_DH_DSS_WITH_ARIA_128_CBC_SHA256"},
 306     {0xC03F, "TLS_DH_DSS_WITH_ARIA_256_CBC_SHA384"},
 307     {0xC040, "TLS_DH_RSA_WITH_ARIA_128_CBC_SHA256"},
 308     {0xC041, "TLS_DH_RSA_WITH_ARIA_256_CBC_SHA384"},
 309     {0xC042, "TLS_DHE_DSS_WITH_ARIA_128_CBC_SHA256"},
 310     {0xC043, "TLS_DHE_DSS_WITH_ARIA_256_CBC_SHA384"},
 311     {0xC044, "TLS_DHE_RSA_WITH_ARIA_128_CBC_SHA256"},
 312     {0xC045, "TLS_DHE_RSA_WITH_ARIA_256_CBC_SHA384"},
 313     {0xC046, "TLS_DH_anon_WITH_ARIA_128_CBC_SHA256"},
 314     {0xC047, "TLS_DH_anon_WITH_ARIA_256_CBC_SHA384"},
 315     {0xC048, "TLS_ECDHE_ECDSA_WITH_ARIA_128_CBC_SHA256"},
 316     {0xC049, "TLS_ECDHE_ECDSA_WITH_ARIA_256_CBC_SHA384"},
 317     {0xC04A, "TLS_ECDH_ECDSA_WITH_ARIA_128_CBC_SHA256"},
 318     {0xC04B, "TLS_ECDH_ECDSA_WITH_ARIA_256_CBC_SHA384"},
 319     {0xC04C, "TLS_ECDHE_RSA_WITH_ARIA_128_CBC_SHA256"},
 320     {0xC04D, "TLS_ECDHE_RSA_WITH_ARIA_256_CBC_SHA384"},
 321     {0xC04E, "TLS_ECDH_RSA_WITH_ARIA_128_CBC_SHA256"},
 322     {0xC04F, "TLS_ECDH_RSA_WITH_ARIA_256_CBC_SHA384"},
 323     {0xC050, "TLS_RSA_WITH_ARIA_128_GCM_SHA256"},
 324     {0xC051, "TLS_RSA_WITH_ARIA_256_GCM_SHA384"},
 325     {0xC052, "TLS_DHE_RSA_WITH_ARIA_128_GCM_SHA256"},
 326     {0xC053, "TLS_DHE_RSA_WITH_ARIA_256_GCM_SHA384"},
 327     {0xC054, "TLS_DH_RSA_WITH_ARIA_128_GCM_SHA256"},
 328     {0xC055, "TLS_DH_RSA_WITH_ARIA_256_GCM_SHA384"},
 329     {0xC056, "TLS_DHE_DSS_WITH_ARIA_128_GCM_SHA256"},
 330     {0xC057, "TLS_DHE_DSS_WITH_ARIA_256_GCM_SHA384"},
 331     {0xC058, "TLS_DH_DSS_WITH_ARIA_128_GCM_SHA256"},
 332     {0xC059, "TLS_DH_DSS_WITH_ARIA_256_GCM_SHA384"},
 333     {0xC05A, "TLS_DH_anon_WITH_ARIA_128_GCM_SHA256"},
 334     {0xC05B, "TLS_DH_anon_WITH_ARIA_256_GCM_SHA384"},
 335     {0xC05C, "TLS_ECDHE_ECDSA_WITH_ARIA_128_GCM_SHA256"},
 336     {0xC05D, "TLS_ECDHE_ECDSA_WITH_ARIA_256_GCM_SHA384"},
 337     {0xC05E, "TLS_ECDH_ECDSA_WITH_ARIA_128_GCM_SHA256"},
 338     {0xC05F, "TLS_ECDH_ECDSA_WITH_ARIA_256_GCM_SHA384"},
 339     {0xC060, "TLS_ECDHE_RSA_WITH_ARIA_128_GCM_SHA256"},
 340     {0xC061, "TLS_ECDHE_RSA_WITH_ARIA_256_GCM_SHA384"},
 341     {0xC062, "TLS_ECDH_RSA_WITH_ARIA_128_GCM_SHA256"},
 342     {0xC063, "TLS_ECDH_RSA_WITH_ARIA_256_GCM_SHA384"},
 343     {0xC064, "TLS_PSK_WITH_ARIA_128_CBC_SHA256"},
 344     {0xC065, "TLS_PSK_WITH_ARIA_256_CBC_SHA384"},
 345     {0xC066, "TLS_DHE_PSK_WITH_ARIA_128_CBC_SHA256"},
 346     {0xC067, "TLS_DHE_PSK_WITH_ARIA_256_CBC_SHA384"},
 347     {0xC068, "TLS_RSA_PSK_WITH_ARIA_128_CBC_SHA256"},
 348     {0xC069, "TLS_RSA_PSK_WITH_ARIA_256_CBC_SHA384"},
 349     {0xC06A, "TLS_PSK_WITH_ARIA_128_GCM_SHA256"},
 350     {0xC06B, "TLS_PSK_WITH_ARIA_256_GCM_SHA384"},
 351     {0xC06C, "TLS_DHE_PSK_WITH_ARIA_128_GCM_SHA256"},
 352     {0xC06D, "TLS_DHE_PSK_WITH_ARIA_256_GCM_SHA384"},
 353     {0xC06E, "TLS_RSA_PSK_WITH_ARIA_128_GCM_SHA256"},
 354     {0xC06F, "TLS_RSA_PSK_WITH_ARIA_256_GCM_SHA384"},
 355     {0xC070, "TLS_ECDHE_PSK_WITH_ARIA_128_CBC_SHA256"},
 356     {0xC071, "TLS_ECDHE_PSK_WITH_ARIA_256_CBC_SHA384"},
 357     {0xC072, "TLS_ECDHE_ECDSA_WITH_CAMELLIA_128_CBC_SHA256"},
 358     {0xC073, "TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_CBC_SHA384"},
 359     {0xC074, "TLS_ECDH_ECDSA_WITH_CAMELLIA_128_CBC_SHA256"},
 360     {0xC075, "TLS_ECDH_ECDSA_WITH_CAMELLIA_256_CBC_SHA384"},
 361     {0xC076, "TLS_ECDHE_RSA_WITH_CAMELLIA_128_CBC_SHA256"},
 362     {0xC077, "TLS_ECDHE_RSA_WITH_CAMELLIA_256_CBC_SHA384"},
 363     {0xC078, "TLS_ECDH_RSA_WITH_CAMELLIA_128_CBC_SHA256"},
 364     {0xC079, "TLS_ECDH_RSA_WITH_CAMELLIA_256_CBC_SHA384"},
 365     {0xC07A, "TLS_RSA_WITH_CAMELLIA_128_GCM_SHA256"},
 366     {0xC07B, "TLS_RSA_WITH_CAMELLIA_256_GCM_SHA384"},
 367     {0xC07C, "TLS_DHE_RSA_WITH_CAMELLIA_128_GCM_SHA256"},
 368     {0xC07D, "TLS_DHE_RSA_WITH_CAMELLIA_256_GCM_SHA384"},
 369     {0xC07E, "TLS_DH_RSA_WITH_CAMELLIA_128_GCM_SHA256"},
 370     {0xC07F, "TLS_DH_RSA_WITH_CAMELLIA_256_GCM_SHA384"},
 371     {0xC080, "TLS_DHE_DSS_WITH_CAMELLIA_128_GCM_SHA256"},
 372     {0xC081, "TLS_DHE_DSS_WITH_CAMELLIA_256_GCM_SHA384"},
 373     {0xC082, "TLS_DH_DSS_WITH_CAMELLIA_128_GCM_SHA256"},
 374     {0xC083, "TLS_DH_DSS_WITH_CAMELLIA_256_GCM_SHA384"},
 375     {0xC084, "TLS_DH_anon_WITH_CAMELLIA_128_GCM_SHA256"},
 376     {0xC085, "TLS_DH_anon_WITH_CAMELLIA_256_GCM_SHA384"},
 377     {0xC086, "TLS_ECDHE_ECDSA_WITH_CAMELLIA_128_GCM_SHA256"},
 378     {0xC087, "TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_GCM_SHA384"},
 379     {0xC088, "TLS_ECDH_ECDSA_WITH_CAMELLIA_128_GCM_SHA256"},
 380     {0xC089, "TLS_ECDH_ECDSA_WITH_CAMELLIA_256_GCM_SHA384"},
 381     {0xC08A, "TLS_ECDHE_RSA_WITH_CAMELLIA_128_GCM_SHA256"},
 382     {0xC08B, "TLS_ECDHE_RSA_WITH_CAMELLIA_256_GCM_SHA384"},
 383     {0xC08C, "TLS_ECDH_RSA_WITH_CAMELLIA_128_GCM_SHA256"},
 384     {0xC08D, "TLS_ECDH_RSA_WITH_CAMELLIA_256_GCM_SHA384"},
 385     {0xC08E, "TLS_PSK_WITH_CAMELLIA_128_GCM_SHA256"},
 386     {0xC08F, "TLS_PSK_WITH_CAMELLIA_256_GCM_SHA384"},
 387     {0xC090, "TLS_DHE_PSK_WITH_CAMELLIA_128_GCM_SHA256"},
 388     {0xC091, "TLS_DHE_PSK_WITH_CAMELLIA_256_GCM_SHA384"},
 389     {0xC092, "TLS_RSA_PSK_WITH_CAMELLIA_128_GCM_SHA256"},
 390     {0xC093, "TLS_RSA_PSK_WITH_CAMELLIA_256_GCM_SHA384"},
 391     {0xC094, "TLS_PSK_WITH_CAMELLIA_128_CBC_SHA256"},
 392     {0xC095, "TLS_PSK_WITH_CAMELLIA_256_CBC_SHA384"},
 393     {0xC096, "TLS_DHE_PSK_WITH_CAMELLIA_128_CBC_SHA256"},
 394     {0xC097, "TLS_DHE_PSK_WITH_CAMELLIA_256_CBC_SHA384"},
 395     {0xC098, "TLS_RSA_PSK_WITH_CAMELLIA_128_CBC_SHA256"},
 396     {0xC099, "TLS_RSA_PSK_WITH_CAMELLIA_256_CBC_SHA384"},
 397     {0xC09A, "TLS_ECDHE_PSK_WITH_CAMELLIA_128_CBC_SHA256"},
 398     {0xC09B, "TLS_ECDHE_PSK_WITH_CAMELLIA_256_CBC_SHA384"},
 399     {0xC09C, "TLS_RSA_WITH_AES_128_CCM"},
 400     {0xC09D, "TLS_RSA_WITH_AES_256_CCM"},
 401     {0xC09E, "TLS_DHE_RSA_WITH_AES_128_CCM"},
 402     {0xC09F, "TLS_DHE_RSA_WITH_AES_256_CCM"},
 403     {0xC0A0, "TLS_RSA_WITH_AES_128_CCM_8"},
 404     {0xC0A1, "TLS_RSA_WITH_AES_256_CCM_8"},
 405     {0xC0A2, "TLS_DHE_RSA_WITH_AES_128_CCM_8"},
 406     {0xC0A3, "TLS_DHE_RSA_WITH_AES_256_CCM_8"},
 407     {0xC0A4, "TLS_PSK_WITH_AES_128_CCM"},
 408     {0xC0A5, "TLS_PSK_WITH_AES_256_CCM"},
 409     {0xC0A6, "TLS_DHE_PSK_WITH_AES_128_CCM"},
 410     {0xC0A7, "TLS_DHE_PSK_WITH_AES_256_CCM"},
 411     {0xC0A8, "TLS_PSK_WITH_AES_128_CCM_8"},
 412     {0xC0A9, "TLS_PSK_WITH_AES_256_CCM_8"},
 413     {0xC0AA, "TLS_PSK_DHE_WITH_AES_128_CCM_8"},
 414     {0xC0AB, "TLS_PSK_DHE_WITH_AES_256_CCM_8"},
 415     {0xC0AC, "TLS_ECDHE_ECDSA_WITH_AES_128_CCM"},
 416     {0xC0AD, "TLS_ECDHE_ECDSA_WITH_AES_256_CCM"},
 417     {0xC0AE, "TLS_ECDHE_ECDSA_WITH_AES_128_CCM_8"},
 418     {0xC0AF, "TLS_ECDHE_ECDSA_WITH_AES_256_CCM_8"},
 419     {0xCCA8, "TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305"},
 420     {0xCCA9, "TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305"},
 421     {0xCCAA, "TLS_DHE_RSA_WITH_CHACHA20_POLY1305"},
 422     {0xCCAB, "TLS_PSK_WITH_CHACHA20_POLY1305"},
 423     {0xCCAC, "TLS_ECDHE_PSK_WITH_CHACHA20_POLY1305"},
 424     {0xCCAD, "TLS_DHE_PSK_WITH_CHACHA20_POLY1305"},
 425     {0xCCAE, "TLS_RSA_PSK_WITH_CHACHA20_POLY1305"},
 426     {0x1301, "TLS_AES_128_GCM_SHA256"},
 427     {0xFEFE, "SSL_RSA_FIPS_WITH_DES_CBC_SHA"},
 428     {0xFEFF, "SSL_RSA_FIPS_WITH_3DES_EDE_CBC_SHA"},
 429 };
 430
 431 /* Compression methods */
 432 static ssl_trace_tbl ssl_comp_tbl[] = {
 433     {0x0000, "No Compression"},
 434     {0x0001, "Zlib Compression"}
 435 };
 436
 437 /* Extensions */
 438 static ssl_trace_tbl ssl_exts_tbl[] = {
 439     {TLSEXT_TYPE_server_name, "server_name"},
 440     {TLSEXT_TYPE_max_fragment_length, "max_fragment_length"},
 441     {TLSEXT_TYPE_client_certificate_url, "client_certificate_url"},
 442     {TLSEXT_TYPE_trusted_ca_keys, "trusted_ca_keys"},
 443     {TLSEXT_TYPE_truncated_hmac, "truncated_hmac"},
 444     {TLSEXT_TYPE_status_request, "status_request"},
 445     {TLSEXT_TYPE_user_mapping, "user_mapping"},
 446     {TLSEXT_TYPE_client_authz, "client_authz"},
 447     {TLSEXT_TYPE_server_authz, "server_authz"},
 448     {TLSEXT_TYPE_cert_type, "cert_type"},
 449     {TLSEXT_TYPE_elliptic_curves, "elliptic_curves"},
 450     {TLSEXT_TYPE_ec_point_formats, "ec_point_formats"},
 451     {TLSEXT_TYPE_srp, "srp"},
 452     {TLSEXT_TYPE_signature_algorithms, "signature_algorithms"},
 453     {TLSEXT_TYPE_use_srtp, "use_srtp"},
 454     {TLSEXT_TYPE_heartbeat, "heartbeat"},
 455     {TLSEXT_TYPE_session_ticket, "session_ticket"},
 456     {TLSEXT_TYPE_supported_versions, "supported_versions"},
 457     {TLSEXT_TYPE_renegotiate, "renegotiate"},
 458 # ifndef OPENSSL_NO_NEXTPROTONEG
 459     {TLSEXT_TYPE_next_proto_neg, "next_proto_neg"},
 460 # endif
 461     {TLSEXT_TYPE_signed_certificate_timestamp, "signed_certificate_timestamps"},
 462     {TLSEXT_TYPE_padding, "padding"},
 463     {TLSEXT_TYPE_encrypt_then_mac, "encrypt_then_mac"},
 464     {TLSEXT_TYPE_extended_master_secret, "extended_master_secret"}
 465 };
 466
 467 static ssl_trace_tbl ssl_curve_tbl[] = {
 468     {1, "sect163k1 (K-163)"},
 469     {2, "sect163r1"},
 470     {3, "sect163r2 (B-163)"},
 471     {4, "sect193r1"},
 472     {5, "sect193r2"},
 473     {6, "sect233k1 (K-233)"},
 474     {7, "sect233r1 (B-233)"},
 475     {8, "sect239k1"},
 476     {9, "sect283k1 (K-283)"},
 477     {10, "sect283r1 (B-283)"},
 478     {11, "sect409k1 (K-409)"},
 479     {12, "sect409r1 (B-409)"},
 480     {13, "sect571k1 (K-571)"},
 481     {14, "sect571r1 (B-571)"},
 482     {15, "secp160k1"},
 483     {16, "secp160r1"},
 484     {17, "secp160r2"},
 485     {18, "secp192k1"},
 486     {19, "secp192r1 (P-192)"},
 487     {20, "secp224k1"},
 488     {21, "secp224r1 (P-224)"},
 489     {22, "secp256k1"},
 490     {23, "secp256r1 (P-256)"},
 491     {24, "secp384r1 (P-384)"},
 492     {25, "secp521r1 (P-521)"},
 493     {26, "brainpoolP256r1"},
 494     {27, "brainpoolP384r1"},
 495     {28, "brainpoolP512r1"},
 496     {29, "ecdh_x25519"},
 497     {0xFF01, "arbitrary_explicit_prime_curves"},
 498     {0xFF02, "arbitrary_explicit_char2_curves"}
 499 };
 500
 501 static ssl_trace_tbl ssl_point_tbl[] = {
 502     {0, "uncompressed"},
 503     {1, "ansiX962_compressed_prime"},
 504     {2, "ansiX962_compressed_char2"}
 505 };
 506
 507 static ssl_trace_tbl ssl_md_tbl[] = {
 508     {TLSEXT_hash_none, "none"},
 509     {TLSEXT_hash_md5, "md5"},
 510     {TLSEXT_hash_sha1, "sha1"},
 511     {TLSEXT_hash_sha224, "sha224"},
 512     {TLSEXT_hash_sha256, "sha256"},
 513     {TLSEXT_hash_sha384, "sha384"},
 514     {TLSEXT_hash_sha512, "sha512"},
 515     {TLSEXT_hash_gostr3411, "md_gost94"},
 516     {TLSEXT_hash_gostr34112012_256, "md_gost2012_256"},
 517     {TLSEXT_hash_gostr34112012_512, "md_gost2012_512"}
 518 };
 519
 520 static ssl_trace_tbl ssl_sig_tbl[] = {
 521     {TLSEXT_signature_anonymous, "anonymous"},
 522     {TLSEXT_signature_rsa, "rsa"},
 523     {TLSEXT_signature_dsa, "dsa"},
 524     {TLSEXT_signature_ecdsa, "ecdsa"},
 525     {TLSEXT_signature_gostr34102001, "gost2001"},
 526     {TLSEXT_signature_gostr34102012_256, "gost2012_256"},
 527     {TLSEXT_signature_gostr34102012_512, "gost2012_512"}
 528 };
 529
 530 static ssl_trace_tbl ssl_hb_tbl[] = {
 531     {1, "peer_allowed_to_send"},
 532     {2, "peer_not_allowed_to_send"}
 533 };
 534
 535 static ssl_trace_tbl ssl_hb_type_tbl[] = {
 536     {1, "heartbeat_request"},
 537     {2, "heartbeat_response"}
 538 };
 539
 540 static ssl_trace_tbl ssl_ctype_tbl[] = {
 541     {1, "rsa_sign"},
 542     {2, "dss_sign"},
 543     {3, "rsa_fixed_dh"},
 544     {4, "dss_fixed_dh"},
 545     {5, "rsa_ephemeral_dh"},
 546     {6, "dss_ephemeral_dh"},
 547     {20, "fortezza_dms"},
 548     {64, "ecdsa_sign"},
 549     {65, "rsa_fixed_ecdh"},
 550     {66, "ecdsa_fixed_ecdh"}
 551 };
 552
 553 static ssl_trace_tbl ssl_crypto_tbl[] = {
 554     {TLS1_RT_CRYPTO_PREMASTER, "Premaster Secret"},
 555     {TLS1_RT_CRYPTO_CLIENT_RANDOM, "Client Random"},
 556     {TLS1_RT_CRYPTO_SERVER_RANDOM, "Server Random"},
 557     {TLS1_RT_CRYPTO_MASTER, "Master Secret"},
 558     {TLS1_RT_CRYPTO_MAC | TLS1_RT_CRYPTO_WRITE, "Write Mac Secret"},
 559     {TLS1_RT_CRYPTO_MAC | TLS1_RT_CRYPTO_READ, "Read Mac Secret"},
 560     {TLS1_RT_CRYPTO_KEY | TLS1_RT_CRYPTO_WRITE, "Write Key"},
 561     {TLS1_RT_CRYPTO_KEY | TLS1_RT_CRYPTO_READ, "Read Key"},
 562     {TLS1_RT_CRYPTO_IV | TLS1_RT_CRYPTO_WRITE, "Write IV"},
 563     {TLS1_RT_CRYPTO_IV | TLS1_RT_CRYPTO_READ, "Read IV"},
 564     {TLS1_RT_CRYPTO_FIXED_IV | TLS1_RT_CRYPTO_WRITE, "Write IV (fixed part)"},
 565     {TLS1_RT_CRYPTO_FIXED_IV | TLS1_RT_CRYPTO_READ, "Read IV (fixed part)"}
 566 };
 567
 568 static ssl_trace_tbl ssl_supp_versions_tbl[] = {
 569     {SSL3_VERSION, "SSLv3"},
 570     {TLS1_VERSION, "TLSv1.0"},
 571     {TLS1_1_VERSION, "TLSv1.1"},
 572     {TLS1_2_VERSION, "TLSv1.2"},
 573     {TLS1_3_VERSION, "TLSv1.3"},
 574     {TLS1_3_VERSION_DRAFT, "TLSv1.3 draft 17"}
 575 };
 576
 577 static void ssl_print_hex(BIO *bio, int indent, const char *name,
 578                           const unsigned char *msg, size_t msglen)
 579 {
 580     size_t i;
 581     BIO_indent(bio, indent, 80);
 582     BIO_printf(bio, "%s (len=%d): ", name, (int)msglen);
 583     for (i = 0; i < msglen; i++)
 584         BIO_printf(bio, "%02X", msg[i]);
 585     BIO_puts(bio, "\n");
 586 }
 587
 588 static int ssl_print_hexbuf(BIO *bio, int indent,
 589                             const char *name, size_t nlen,
 590                             const unsigned char **pmsg, size_t *pmsglen)
 591 {
 592     size_t blen;
 593     const unsigned char *p = *pmsg;
 594     if (*pmsglen < nlen)
 595         return 0;
 596     blen = p[0];
 597     if (nlen > 1)
 598         blen = (blen << 8) | p[1];
 599     if (*pmsglen < nlen + blen)
 600         return 0;
 601     p += nlen;
 602     ssl_print_hex(bio, indent, name, p, blen);
 603     *pmsg += blen + nlen;
 604     *pmsglen -= blen + nlen;
 605     return 1;
 606 }
 607
 608 static int ssl_print_version(BIO *bio, int indent, const char *name,
 609                              const unsigned char **pmsg, size_t *pmsglen)
 610 {
 611     int vers;
 612     if (*pmsglen < 2)
 613         return 0;
 614     vers = ((*pmsg)[0] << 8) | (*pmsg)[1];
 615     BIO_indent(bio, indent, 80);
 616     BIO_printf(bio, "%s=0x%x (%s)\n",
 617                name, vers, ssl_trace_str(vers, ssl_version_tbl));
 618     *pmsg += 2;
 619     *pmsglen -= 2;
 620     return 1;
 621 }
 622
 623 static int ssl_print_random(BIO *bio, int indent,
 624                             const unsigned char **pmsg, size_t *pmsglen)
 625 {
 626     unsigned int tm;
 627     const unsigned char *p = *pmsg;
 628     if (*pmsglen < 32)
 629         return 0;
 630     tm = (p[0] << 24) | (p[1] << 16) | (p[2] << 8) | p[3];
 631     p += 4;
 632     BIO_indent(bio, indent, 80);
 633     BIO_puts(bio, "Random:\n");
 634     BIO_indent(bio, indent + 2, 80);
 635     BIO_printf(bio, "gmt_unix_time=0x%08X\n", tm);
 636     ssl_print_hex(bio, indent + 2, "random_bytes", p, 28);
 637     *pmsg += 32;
 638     *pmsglen -= 32;
 639     return 1;
 640 }
 641
 642 static int ssl_print_signature(BIO *bio, int indent, SSL *s,
 643                                const unsigned char **pmsg, size_t *pmsglen)
 644 {
 645     if (*pmsglen < 2)
 646         return 0;
 647     if (SSL_USE_SIGALGS(s)) {
 648         const unsigned char *p = *pmsg;
 649         BIO_indent(bio, indent, 80);
 650         BIO_printf(bio, "Signature Algorithm %s+%s (%d+%d)\n",
 651                    ssl_trace_str(p[0], ssl_md_tbl),
 652                    ssl_trace_str(p[1], ssl_sig_tbl), p[0], p[1]);
 653         *pmsg += 2;
 654         *pmsglen -= 2;
 655     }
 656     return ssl_print_hexbuf(bio, indent, "Signature", 2, pmsg, pmsglen);
 657 }
 658
 659 static int ssl_print_extension(BIO *bio, int indent, int server, int extype,
 660                                const unsigned char *ext, size_t extlen)
 661 {
 662     size_t xlen;
 663     BIO_indent(bio, indent, 80);
 664     BIO_printf(bio, "extension_type=%s(%d), length=%d\n",
 665                ssl_trace_str(extype, ssl_exts_tbl), extype, (int)extlen);
 666     switch (extype) {
 667     case TLSEXT_TYPE_ec_point_formats:
 668         if (extlen < 1)
 669             return 0;
 670         xlen = ext[0];
 671         if (extlen != xlen + 1)
 672             return 0;
 673         return ssl_trace_list(bio, indent + 2, ext + 1, xlen, 1, ssl_point_tbl);
 674
 675     case TLSEXT_TYPE_elliptic_curves:
 676         if (extlen < 2)
 677             return 0;
 678         xlen = (ext[0] << 8) | ext[1];
 679         if (extlen != xlen + 2)
 680             return 0;
 681         return ssl_trace_list(bio, indent + 2, ext + 2, xlen, 2, ssl_curve_tbl);
 682
 683     case TLSEXT_TYPE_signature_algorithms:
 684
 685         if (extlen < 2)
 686             return 0;
 687         xlen = (ext[0] << 8) | ext[1];
 688         if (extlen != xlen + 2)
 689             return 0;
 690         if (xlen & 1)
 691             return 0;
 692         ext += 2;
 693         while (xlen > 0) {
 694             BIO_indent(bio, indent + 2, 80);
 695             BIO_printf(bio, "%s+%s (%d+%d)\n",
 696                        ssl_trace_str(ext[0], ssl_md_tbl),
 697                        ssl_trace_str(ext[1], ssl_sig_tbl), ext[0], ext[1]);
 698             xlen -= 2;
 699             ext += 2;
 700         }
 701         break;
 702
 703     case TLSEXT_TYPE_renegotiate:
 704         if (extlen < 1)
 705             return 0;
 706         xlen = ext[0];
 707         if (xlen + 1 != extlen)
 708             return 0;
 709         ext++;
 710         if (xlen) {
 711             if (server) {
 712                 if (xlen & 1)
 713                     return 0;
 714                 xlen >>= 1;
 715             }
 716             ssl_print_hex(bio, indent + 4, "client_verify_data", ext, xlen);
 717             if (server) {
 718                 ext += xlen;
 719                 ssl_print_hex(bio, indent + 4, "server_verify_data", ext, xlen);
 720             }
 721         } else {
 722             BIO_indent(bio, indent + 4, 80);
 723             BIO_puts(bio, "<EMPTY>\n");
 724         }
 725         break;
 726
 727     case TLSEXT_TYPE_heartbeat:
 728         if (extlen != 1)
 729             return 0;
 730         BIO_indent(bio, indent + 2, 80);
 731         BIO_printf(bio, "HeartbeatMode: %s\n",
 732                    ssl_trace_str(ext[0], ssl_hb_tbl));
 733         break;
 734
 735     case TLSEXT_TYPE_session_ticket:
 736         if (extlen != 0)
 737             ssl_print_hex(bio, indent + 4, "ticket", ext, extlen);
 738         break;
 739
 740     case TLSEXT_TYPE_supported_versions:
 741         if (extlen < 1)
 742             return 0;
 743         xlen = ext[0];
 744         if (extlen != xlen + 1)
 745             return 0;
 746         return ssl_trace_list(bio, indent + 2, ext + 1, xlen, 2,
 747                               ssl_supp_versions_tbl);
 748
 749     default:
 750         BIO_dump_indent(bio, (const char *)ext, extlen, indent + 2);
 751     }
 752     return 1;
 753 }
 754
 755 static int ssl_print_extensions(BIO *bio, int indent, int server,
 756                                 const unsigned char *msg, size_t msglen)
 757 {
 758     size_t extslen;
 759     BIO_indent(bio, indent, 80);
 760     if (msglen == 0) {
 761         BIO_puts(bio, "No Extensions\n");
 762         return 1;
 763     }
 764     extslen = (msg[0] << 8) | msg[1];
 765     if (extslen != msglen - 2)
 766         return 0;
 767     msg += 2;
 768     msglen = extslen;
 769     BIO_printf(bio, "extensions, length = %d\n", (int)msglen);
 770     while (msglen > 0) {
 771         int extype;
 772         size_t extlen;
 773         if (msglen < 4)
 774             return 0;
 775         extype = (msg[0] << 8) | msg[1];
 776         extlen = (msg[2] << 8) | msg[3];
 777         if (msglen < extlen + 4)
 778             return 0;
 779         msg += 4;
 780         if (!ssl_print_extension(bio, indent + 2, server, extype, msg, extlen))
 781             return 0;
 782         msg += extlen;
 783         msglen -= extlen + 4;
 784     }
 785     return 1;
 786 }
 787
 788 static int ssl_print_client_hello(BIO *bio, SSL *ssl, int indent,
 789                                   const unsigned char *msg, size_t msglen)
 790 {
 791     size_t len;
 792     unsigned int cs;
 793     if (!ssl_print_version(bio, indent, "client_version", &msg, &msglen))
 794         return 0;
 795     if (!ssl_print_random(bio, indent, &msg, &msglen))
 796         return 0;
 797     if (!ssl_print_hexbuf(bio, indent, "session_id", 1, &msg, &msglen))
 798         return 0;
 799     if (SSL_IS_DTLS(ssl)) {
 800         if (!ssl_print_hexbuf(bio, indent, "cookie", 1, &msg, &msglen))
 801             return 0;
 802     }
 803     if (msglen < 2)
 804         return 0;
 805     len = (msg[0] << 8) | msg[1];
 806     msg += 2;
 807     msglen -= 2;
 808     BIO_indent(bio, indent, 80);
 809     BIO_printf(bio, "cipher_suites (len=%d)\n", (int)len);
 810     if (msglen < len || len & 1)
 811         return 0;
 812     while (len > 0) {
 813         cs = (msg[0] << 8) | msg[1];
 814         BIO_indent(bio, indent + 2, 80);
 815         BIO_printf(bio, "{0x%02X, 0x%02X} %s\n",
 816                    msg[0], msg[1], ssl_trace_str(cs, ssl_ciphers_tbl));
 817         msg += 2;
 818         msglen -= 2;
 819         len -= 2;
 820     }
 821     if (msglen < 1)
 822         return 0;
 823     len = msg[0];
 824     msg++;
 825     msglen--;
 826     if (msglen < len)
 827         return 0;
 828     BIO_indent(bio, indent, 80);
 829     BIO_printf(bio, "compression_methods (len=%d)\n", (int)len);
 830     while (len > 0) {
 831         BIO_indent(bio, indent + 2, 80);
 832         BIO_printf(bio, "%s (0x%02X)\n",
 833                    ssl_trace_str(msg[0], ssl_comp_tbl), msg[0]);
 834         msg++;
 835         msglen--;
 836         len--;
 837     }
 838     if (!ssl_print_extensions(bio, indent, 0, msg, msglen))
 839         return 0;
 840     return 1;
 841 }
 842
 843 static int dtls_print_hello_vfyrequest(BIO *bio, int indent,
 844                                        const unsigned char *msg, size_t msglen)
 845 {
 846     if (!ssl_print_version(bio, indent, "server_version", &msg, &msglen))
 847         return 0;
 848     if (!ssl_print_hexbuf(bio, indent, "cookie", 1, &msg, &msglen))
 849         return 0;
 850     return 1;
 851 }
 852
 853 static int ssl_print_server_hello(BIO *bio, int indent,
 854                                   const unsigned char *msg, size_t msglen)
 855 {
 856     unsigned int cs;
 857     if (!ssl_print_version(bio, indent, "server_version", &msg, &msglen))
 858         return 0;
 859     if (!ssl_print_random(bio, indent, &msg, &msglen))
 860         return 0;
 861     if (!ssl_print_hexbuf(bio, indent, "session_id", 1, &msg, &msglen))
 862         return 0;
 863     if (msglen < 2)
 864         return 0;
 865     cs = (msg[0] << 8) | msg[1];
 866     BIO_indent(bio, indent, 80);
 867     BIO_printf(bio, "cipher_suite {0x%02X, 0x%02X} %s\n",
 868                msg[0], msg[1], ssl_trace_str(cs, ssl_ciphers_tbl));
 869     msg += 2;
 870     msglen -= 2;
 871     if (msglen < 1)
 872         return 0;
 873     BIO_indent(bio, indent, 80);
 874     BIO_printf(bio, "compression_method: %s (0x%02X)\n",
 875                ssl_trace_str(msg[0], ssl_comp_tbl), msg[0]);
 876     msg++;
 877     msglen--;
 878     if (!ssl_print_extensions(bio, indent, 1, msg, msglen))
 879         return 0;
 880     return 1;
 881 }
 882
 883 static int ssl_get_keyex(const char **pname, SSL *ssl)
 884 {
 885     unsigned long alg_k = ssl->s3->tmp.new_cipher->algorithm_mkey;
 886     if (alg_k & SSL_kRSA) {
 887         *pname = "rsa";
 888         return SSL_kRSA;
 889     }
 890     if (alg_k & SSL_kDHE) {
 891         *pname = "DHE";
 892         return SSL_kDHE;
 893     }
 894     if (alg_k & SSL_kECDHE) {
 895         *pname = "ECDHE";
 896         return SSL_kECDHE;
 897     }
 898     if (alg_k & SSL_kPSK) {
 899         *pname = "PSK";
 900         return SSL_kPSK;
 901     }
 902     if (alg_k & SSL_kRSAPSK) {
 903         *pname = "RSAPSK";
 904         return SSL_kRSAPSK;
 905     }
 906     if (alg_k & SSL_kDHEPSK) {
 907         *pname = "DHEPSK";
 908         return SSL_kDHEPSK;
 909     }
 910     if (alg_k & SSL_kECDHEPSK) {
 911         *pname = "ECDHEPSK";
 912         return SSL_kECDHEPSK;
 913     }
 914     if (alg_k & SSL_kSRP) {
 915         *pname = "SRP";
 916         return SSL_kSRP;
 917     }
 918     if (alg_k & SSL_kGOST) {
 919         *pname = "GOST";
 920         return SSL_kGOST;
 921     }
 922     *pname = "UNKNOWN";
 923     return 0;
 924 }
 925
 926 static int ssl_print_client_keyex(BIO *bio, int indent, SSL *ssl,
 927                                   const unsigned char *msg, size_t msglen)
 928 {
 929     const char *algname;
 930     int id;
 931     id = ssl_get_keyex(&algname, ssl);
 932     BIO_indent(bio, indent, 80);
 933     BIO_printf(bio, "KeyExchangeAlgorithm=%s\n", algname);
 934     if (id & SSL_PSK) {
 935         if (!ssl_print_hexbuf(bio, indent + 2,
 936                               "psk_identity", 2, &msg, &msglen))
 937             return 0;
 938     }
 939     switch (id) {
 940
 941     case SSL_kRSA:
 942     case SSL_kRSAPSK:
 943         if (TLS1_get_version(ssl) == SSL3_VERSION) {
 944             ssl_print_hex(bio, indent + 2,
 945                           "EncyptedPreMasterSecret", msg, msglen);
 946         } else {
 947             if (!ssl_print_hexbuf(bio, indent + 2,
 948                                   "EncyptedPreMasterSecret", 2, &msg, &msglen))
 949                 return 0;
 950         }
 951         break;
 952
 953     case SSL_kDHE:
 954     case SSL_kDHEPSK:
 955         if (!ssl_print_hexbuf(bio, indent + 2, "dh_Yc", 2, &msg, &msglen))
 956             return 0;
 957         break;
 958
 959     case SSL_kECDHE:
 960     case SSL_kECDHEPSK:
 961         if (!ssl_print_hexbuf(bio, indent + 2, "ecdh_Yc", 1, &msg, &msglen))
 962             return 0;
 963         break;
 964
 965     }
 966
 967     return !msglen;
 968 }
 969
 970 static int ssl_print_server_keyex(BIO *bio, int indent, SSL *ssl,
 971                                   const unsigned char *msg, size_t msglen)
 972 {
 973     const char *algname;
 974     int id;
 975     id = ssl_get_keyex(&algname, ssl);
 976     BIO_indent(bio, indent, 80);
 977     BIO_printf(bio, "KeyExchangeAlgorithm=%s\n", algname);
 978     if (id & SSL_PSK) {
 979         if (!ssl_print_hexbuf(bio, indent + 2,
 980                               "psk_identity_hint", 2, &msg, &msglen))
 981             return 0;
 982     }
 983     switch (id) {
 984     case SSL_kRSA:
 985
 986         if (!ssl_print_hexbuf(bio, indent + 2, "rsa_modulus", 2, &msg, &msglen))
 987             return 0;
 988         if (!ssl_print_hexbuf(bio, indent + 2, "rsa_exponent", 2,
 989                               &msg, &msglen))
 990             return 0;
 991         break;
 992
 993     case SSL_kDHE:
 994     case SSL_kDHEPSK:
 995         if (!ssl_print_hexbuf(bio, indent + 2, "dh_p", 2, &msg, &msglen))
 996             return 0;
 997         if (!ssl_print_hexbuf(bio, indent + 2, "dh_g", 2, &msg, &msglen))
 998             return 0;
 999         if (!ssl_print_hexbuf(bio, indent + 2, "dh_Ys", 2, &msg, &msglen))
1000             return 0;
1001         break;
1002
1003 # ifndef OPENSSL_NO_EC
1004     case SSL_kECDHE:
1005     case SSL_kECDHEPSK:
1006         if (msglen < 1)
1007             return 0;
1008         BIO_indent(bio, indent + 2, 80);
1009         if (msg[0] == EXPLICIT_PRIME_CURVE_TYPE)
1010             BIO_puts(bio, "explicit_prime\n");
1011         else if (msg[0] == EXPLICIT_CHAR2_CURVE_TYPE)
1012             BIO_puts(bio, "explicit_char2\n");
1013         else if (msg[0] == NAMED_CURVE_TYPE) {
1014             int curve;
1015             if (msglen < 3)
1016                 return 0;
1017             curve = (msg[1] << 8) | msg[2];
1018             BIO_printf(bio, "named_curve: %s (%d)\n",
1019                        ssl_trace_str(curve, ssl_curve_tbl), curve);
1020             msg += 3;
1021             msglen -= 3;
1022             if (!ssl_print_hexbuf(bio, indent + 2, "point", 1, &msg, &msglen))
1023                 return 0;
1024         } else {
1025             BIO_printf(bio, "UNKNOWN CURVE PARAMETER TYPE %d\n", msg[0]);
1026             return 0;
1027         }
1028         break;
1029 # endif
1030
1031     case SSL_kPSK:
1032     case SSL_kRSAPSK:
1033         break;
1034     }
1035     if (!(id & SSL_PSK))
1036         ssl_print_signature(bio, indent, ssl, &msg, &msglen);
1037     return !msglen;
1038 }
1039
1040 static int ssl_print_certificate(BIO *bio, int indent,
1041                                  const unsigned char **pmsg, size_t *pmsglen)
1042 {
1043     size_t msglen = *pmsglen;
1044     size_t clen;
1045     X509 *x;
1046     const unsigned char *p = *pmsg, *q;
1047     if (msglen < 3)
1048         return 0;
1049     clen = (p[0] << 16) | (p[1] << 8) | p[2];
1050     if (msglen < clen + 3)
1051         return 0;
1052     q = p + 3;
1053     BIO_indent(bio, indent, 80);
1054     BIO_printf(bio, "ASN.1Cert, length=%d", (int)clen);
1055     x = d2i_X509(NULL, &q, clen);
1056     if (!x)
1057         BIO_puts(bio, "<UNPARSEABLE CERTIFICATE>\n");
1058     else {
1059         BIO_puts(bio, "\n------details-----\n");
1060         X509_print_ex(bio, x, XN_FLAG_ONELINE, 0);
1061         PEM_write_bio_X509(bio, x);
1062         /* Print certificate stuff */
1063         BIO_puts(bio, "------------------\n");
1064         X509_free(x);
1065     }
1066     if (q != p + 3 + clen) {
1067         BIO_puts(bio, "<TRAILING GARBAGE AFTER CERTIFICATE>\n");
1068     }
1069     *pmsg += clen + 3;
1070     *pmsglen -= clen + 3;
1071     return 1;
1072 }
1073
1074 static int ssl_print_certificates(BIO *bio, int indent,
1075                                   const unsigned char *msg, size_t msglen)
1076 {
1077     size_t clen;
1078     if (msglen < 3)
1079         return 0;
1080     clen = (msg[0] << 16) | (msg[1] << 8) | msg[2];
1081     if (msglen != clen + 3)
1082         return 0;
1083     msg += 3;
1084     BIO_indent(bio, indent, 80);
1085     BIO_printf(bio, "certificate_list, length=%d\n", (int)clen);
1086     while (clen > 0) {
1087         if (!ssl_print_certificate(bio, indent + 2, &msg, &clen))
1088             return 0;
1089     }
1090     return 1;
1091 }
1092
1093 static int ssl_print_cert_request(BIO *bio, int indent, SSL *s,
1094                                   const unsigned char *msg, size_t msglen)
1095 {
1096     size_t xlen;
1097     if (msglen < 1)
1098         return 0;
1099     xlen = msg[0];
1100     if (msglen < xlen + 1)
1101         return 0;
1102     msg++;
1103     BIO_indent(bio, indent, 80);
1104     BIO_printf(bio, "certificate_types (len=%d)\n", (int)xlen);
1105     if (!ssl_trace_list(bio, indent + 2, msg, xlen, 1, ssl_ctype_tbl))
1106         return 0;
1107     msg += xlen;
1108     msglen -= xlen + 1;
1109     if (!SSL_USE_SIGALGS(s))
1110         goto skip_sig;
1111     if (msglen < 2)
1112         return 0;
1113     xlen = (msg[0] << 8) | msg[1];
1114     if (msglen < xlen + 2 || (xlen & 1))
1115         return 0;
1116     msg += 2;
1117     BIO_indent(bio, indent, 80);
1118     BIO_printf(bio, "signature_algorithms (len=%d)\n", (int)xlen);
1119     while (xlen > 0) {
1120         BIO_indent(bio, indent + 2, 80);
1121         BIO_printf(bio, "%s+%s (%d+%d)\n",
1122                    ssl_trace_str(msg[0], ssl_md_tbl),
1123                    ssl_trace_str(msg[1], ssl_sig_tbl), msg[0], msg[1]);
1124         xlen -= 2;
1125         msg += 2;
1126     }
1127     msg += xlen;
1128     msglen -= xlen + 2;
1129
1130  skip_sig:
1131     xlen = (msg[0] << 8) | msg[1];
1132     BIO_indent(bio, indent, 80);
1133     if (msglen < xlen + 2)
1134         return 0;
1135     msg += 2;
1136     msglen -= 2;
1137     BIO_printf(bio, "certificate_authorities (len=%d)\n", (int)xlen);
1138     while (xlen > 0) {
1139         size_t dlen;
1140         X509_NAME *nm;
1141         const unsigned char *p;
1142         if (xlen < 2)
1143             return 0;
1144         dlen = (msg[0] << 8) | msg[1];
1145         if (xlen < dlen + 2)
1146             return 0;
1147         msg += 2;
1148         BIO_indent(bio, indent + 2, 80);
1149         BIO_printf(bio, "DistinguishedName (len=%d): ", (int)dlen);
1150         p = msg;
1151         nm = d2i_X509_NAME(NULL, &p, dlen);
1152         if (!nm) {
1153             BIO_puts(bio, "<UNPARSEABLE DN>\n");
1154         } else {
1155             X509_NAME_print_ex(bio, nm, 0, XN_FLAG_ONELINE);
1156             BIO_puts(bio, "\n");
1157             X509_NAME_free(nm);
1158         }
1159         xlen -= dlen + 2;
1160         msg += dlen;
1161     }
1162     return 1;
1163 }
1164
1165 static int ssl_print_ticket(BIO *bio, int indent,
1166                             const unsigned char *msg, size_t msglen)
1167 {
1168     unsigned int tick_life;
1169     if (msglen == 0) {
1170         BIO_indent(bio, indent + 2, 80);
1171         BIO_puts(bio, "No Ticket\n");
1172         return 1;
1173     }
1174     if (msglen < 4)
1175         return 0;
1176     tick_life = (msg[0] << 24) | (msg[1] << 16) | (msg[2] << 8) | msg[3];
1177     msglen -= 4;
1178     msg += 4;
1179     BIO_indent(bio, indent + 2, 80);
1180     BIO_printf(bio, "ticket_lifetime_hint=%u\n", tick_life);
1181     if (!ssl_print_hexbuf(bio, indent + 2, "ticket", 2, &msg, &msglen))
1182         return 0;
1183     if (msglen)
1184         return 0;
1185     return 1;
1186 }
1187
1188 static int ssl_print_handshake(BIO *bio, SSL *ssl,
1189                                const unsigned char *msg, size_t msglen,
1190                                int indent)
1191 {
1192     size_t hlen;
1193     unsigned char htype;
1194     if (msglen < 4)
1195         return 0;
1196     htype = msg[0];
1197     hlen = (msg[1] << 16) | (msg[2] << 8) | msg[3];
1198     BIO_indent(bio, indent, 80);
1199     BIO_printf(bio, "%s, Length=%d\n",
1200                ssl_trace_str(htype, ssl_handshake_tbl), (int)hlen);
1201     msg += 4;
1202     msglen -= 4;
1203     if (SSL_IS_DTLS(ssl)) {
1204         if (msglen < 8)
1205             return 0;
1206         BIO_indent(bio, indent, 80);
1207         BIO_printf(bio, "message_seq=%d, fragment_offset=%d, "
1208                    "fragment_length=%d\n",
1209                    (msg[0] << 8) | msg[1],
1210                    (msg[2] << 16) | (msg[3] << 8) | msg[4],
1211                    (msg[5] << 16) | (msg[6] << 8) | msg[7]);
1212         msg += 8;
1213         msglen -= 8;
1214     }
1215     if (msglen < hlen)
1216         return 0;
1217     switch (htype) {
1218     case SSL3_MT_CLIENT_HELLO:
1219         if (!ssl_print_client_hello(bio, ssl, indent + 2, msg, msglen))
1220             return 0;
1221         break;
1222
1223     case DTLS1_MT_HELLO_VERIFY_REQUEST:
1224         if (!dtls_print_hello_vfyrequest(bio, indent + 2, msg, msglen))
1225             return 0;
1226         break;
1227
1228     case SSL3_MT_SERVER_HELLO:
1229         if (!ssl_print_server_hello(bio, indent + 2, msg, msglen))
1230             return 0;
1231         break;
1232
1233     case SSL3_MT_SERVER_KEY_EXCHANGE:
1234         if (!ssl_print_server_keyex(bio, indent + 2, ssl, msg, msglen))
1235             return 0;
1236         break;
1237
1238     case SSL3_MT_CLIENT_KEY_EXCHANGE:
1239         if (!ssl_print_client_keyex(bio, indent + 2, ssl, msg, msglen))
1240             return 0;
1241         break;
1242
1243     case SSL3_MT_CERTIFICATE:
1244         if (!ssl_print_certificates(bio, indent + 2, msg, msglen))
1245             return 0;
1246         break;
1247
1248     case SSL3_MT_CERTIFICATE_VERIFY:
1249         if (!ssl_print_signature(bio, indent + 2, ssl, &msg, &msglen))
1250             return 0;
1251         break;
1252
1253     case SSL3_MT_CERTIFICATE_REQUEST:
1254         if (!ssl_print_cert_request(bio, indent + 2, ssl, msg, msglen))
1255             return 0;
1256         break;
1257
1258     case SSL3_MT_FINISHED:
1259         ssl_print_hex(bio, indent + 2, "verify_data", msg, msglen);
1260         break;
1261
1262     case SSL3_MT_SERVER_DONE:
1263         if (msglen != 0)
1264             ssl_print_hex(bio, indent + 2, "unexpected value", msg, msglen);
1265         break;
1266
1267     case SSL3_MT_NEWSESSION_TICKET:
1268         if (!ssl_print_ticket(bio, indent + 2, msg, msglen))
1269             return 0;
1270         break;
1271
1272     default:
1273         BIO_indent(bio, indent + 2, 80);
1274         BIO_puts(bio, "Unsupported, hex dump follows:\n");
1275         BIO_dump_indent(bio, (const char *)msg, msglen, indent + 4);
1276     }
1277     return 1;
1278 }
1279
1280 static int ssl_print_heartbeat(BIO *bio, int indent,
1281                                const unsigned char *msg, size_t msglen)
1282 {
1283     if (msglen < 3)
1284         return 0;
1285     BIO_indent(bio, indent, 80);
1286     BIO_printf(bio, "HeartBeatMessageType: %s\n",
1287                ssl_trace_str(msg[0], ssl_hb_type_tbl));
1288     msg++;
1289     msglen--;
1290     if (!ssl_print_hexbuf(bio, indent, "payload", 2, &msg, &msglen))
1291         return 0;
1292     ssl_print_hex(bio, indent, "padding", msg, msglen);
1293     return 1;
1294 }
1295
1296 const char *SSL_CIPHER_standard_name(const SSL_CIPHER *c)
1297 {
1298     return ssl_trace_str(c->id & 0xFFFF, ssl_ciphers_tbl);
1299 }
1300
1301 void SSL_trace(int write_p, int version, int content_type,
1302                const void *buf, size_t msglen, SSL *ssl, void *arg)
1303 {
1304     const unsigned char *msg = buf;
1305     BIO *bio = arg;
1306
1307     if (write_p == 2) {
1308         BIO_puts(bio, "Session ");
1309         ssl_print_hex(bio, 0,
1310                       ssl_trace_str(content_type, ssl_crypto_tbl), msg, msglen);
1311         return;
1312     }
1313     switch (content_type) {
1314     case SSL3_RT_HEADER:
1315         {
1316             int hvers = msg[1] << 8 | msg[2];
1317             BIO_puts(bio, write_p ? "Sent" : "Received");
1318             BIO_printf(bio, " Record\nHeader:\n  Version = %s (0x%x)\n",
1319                        ssl_trace_str(hvers, ssl_version_tbl), hvers);
1320             if (SSL_IS_DTLS(ssl)) {
1321                 BIO_printf(bio,
1322                            "  epoch=%d, sequence_number=%04x%04x%04x\n",
1323                            (msg[3] << 8 | msg[4]),
1324                            (msg[5] << 8 | msg[6]),
1325                            (msg[7] << 8 | msg[8]), (msg[9] << 8 | msg[10]));
1326             }
1327
1328             BIO_printf(bio, "  Content Type = %s (%d)\n  Length = %d",
1329                        ssl_trace_str(msg[0], ssl_content_tbl), msg[0],
1330                        msg[msglen - 2] << 8 | msg[msglen - 1]);
1331         }
1332         break;
1333     case SSL3_RT_HANDSHAKE:
1334         if (!ssl_print_handshake(bio, ssl, msg, msglen, 4))
1335             BIO_printf(bio, "Message length parse error!\n");
1336         break;
1337
1338     case SSL3_RT_CHANGE_CIPHER_SPEC:
1339         if (msglen == 1 && msg[0] == 1)
1340             BIO_puts(bio, "    change_cipher_spec (1)\n");
1341         else
1342             ssl_print_hex(bio, 4, "unknown value", msg, msglen);
1343         break;
1344
1345     case SSL3_RT_ALERT:
1346         if (msglen != 2)
1347             BIO_puts(bio, "    Illegal Alert Length\n");
1348         else {
1349             BIO_printf(bio, "    Level=%s(%d), description=%s(%d)\n",
1350                        SSL_alert_type_string_long(msg[0] << 8),
1351                        msg[0], SSL_alert_desc_string_long(msg[1]), msg[1]);
1352         }
1353     case DTLS1_RT_HEARTBEAT:
1354         ssl_print_heartbeat(bio, 4, msg, msglen);
1355         break;
1356
1357     }
1358
1359     BIO_puts(bio, "\n");
1360 }
1361
1362 #endif