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