ssl/t1_trce.c

   1 /*
   2  * Copyright 2012-2020 The OpenSSL Project Authors. All Rights Reserved.
   3  *
   4  * Licensed under the Apache License 2.0 (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_local.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, const ssl_trace_tbl *tbl,
  29                                     size_t ntbl)
  30 {
  31     size_t i;
  32
  33     for (i = 0; i < ntbl; i++, tbl++) {
  34         if (tbl->num == val)
  35             return tbl->name;
  36     }
  37     return "UNKNOWN";
  38 }
  39
  40 static int do_ssl_trace_list(BIO *bio, int indent,
  41                              const unsigned char *msg, size_t msglen,
  42                              size_t vlen, const ssl_trace_tbl *tbl, size_t ntbl)
  43 {
  44     int val;
  45
  46     if (msglen % vlen)
  47         return 0;
  48     while (msglen) {
  49         val = msg[0];
  50         if (vlen == 2)
  51             val = (val << 8) | msg[1];
  52         BIO_indent(bio, indent, 80);
  53         BIO_printf(bio, "%s (%d)\n", do_ssl_trace_str(val, tbl, ntbl), val);
  54         msg += vlen;
  55         msglen -= vlen;
  56     }
  57     return 1;
  58 }
  59
  60 /* Version number */
  61
  62 static const ssl_trace_tbl ssl_version_tbl[] = {
  63     {SSL3_VERSION, "SSL 3.0"},
  64     {TLS1_VERSION, "TLS 1.0"},
  65     {TLS1_1_VERSION, "TLS 1.1"},
  66     {TLS1_2_VERSION, "TLS 1.2"},
  67     {TLS1_3_VERSION, "TLS 1.3"},
  68     {DTLS1_VERSION, "DTLS 1.0"},
  69     {DTLS1_2_VERSION, "DTLS 1.2"},
  70     {DTLS1_BAD_VER, "DTLS 1.0 (bad)"}
  71 };
  72
  73 static const ssl_trace_tbl ssl_content_tbl[] = {
  74     {SSL3_RT_CHANGE_CIPHER_SPEC, "ChangeCipherSpec"},
  75     {SSL3_RT_ALERT, "Alert"},
  76     {SSL3_RT_HANDSHAKE, "Handshake"},
  77     {SSL3_RT_APPLICATION_DATA, "ApplicationData"},
  78 };
  79
  80 /* Handshake types, sorted by ascending id  */
  81 static const ssl_trace_tbl ssl_handshake_tbl[] = {
  82     {SSL3_MT_HELLO_REQUEST, "HelloRequest"},
  83     {SSL3_MT_CLIENT_HELLO, "ClientHello"},
  84     {SSL3_MT_SERVER_HELLO, "ServerHello"},
  85     {DTLS1_MT_HELLO_VERIFY_REQUEST, "HelloVerifyRequest"},
  86     {SSL3_MT_NEWSESSION_TICKET, "NewSessionTicket"},
  87     {SSL3_MT_END_OF_EARLY_DATA, "EndOfEarlyData"},
  88     {SSL3_MT_ENCRYPTED_EXTENSIONS, "EncryptedExtensions"},
  89     {SSL3_MT_CERTIFICATE, "Certificate"},
  90     {SSL3_MT_SERVER_KEY_EXCHANGE, "ServerKeyExchange"},
  91     {SSL3_MT_CERTIFICATE_REQUEST, "CertificateRequest"},
  92     {SSL3_MT_SERVER_DONE, "ServerHelloDone"},
  93     {SSL3_MT_CERTIFICATE_VERIFY, "CertificateVerify"},
  94     {SSL3_MT_CLIENT_KEY_EXCHANGE, "ClientKeyExchange"},
  95     {SSL3_MT_FINISHED, "Finished"},
  96     {SSL3_MT_CERTIFICATE_URL, "CertificateUrl"},
  97     {SSL3_MT_CERTIFICATE_STATUS, "CertificateStatus"},
  98     {SSL3_MT_SUPPLEMENTAL_DATA, "SupplementalData"},
  99     {SSL3_MT_KEY_UPDATE, "KeyUpdate"},
 100 # ifndef OPENSSL_NO_NEXTPROTONEG
 101     {SSL3_MT_NEXT_PROTO, "NextProto"},
 102 # endif
 103     {SSL3_MT_MESSAGE_HASH, "MessageHash"}
 104 };
 105
 106 /* Cipher suites */
 107 static const ssl_trace_tbl ssl_ciphers_tbl[] = {
 108     {0x0000, "TLS_NULL_WITH_NULL_NULL"},
 109     {0x0001, "TLS_RSA_WITH_NULL_MD5"},
 110     {0x0002, "TLS_RSA_WITH_NULL_SHA"},
 111     {0x0003, "TLS_RSA_EXPORT_WITH_RC4_40_MD5"},
 112     {0x0004, "TLS_RSA_WITH_RC4_128_MD5"},
 113     {0x0005, "TLS_RSA_WITH_RC4_128_SHA"},
 114     {0x0006, "TLS_RSA_EXPORT_WITH_RC2_CBC_40_MD5"},
 115     {0x0007, "TLS_RSA_WITH_IDEA_CBC_SHA"},
 116     {0x0008, "TLS_RSA_EXPORT_WITH_DES40_CBC_SHA"},
 117     {0x0009, "TLS_RSA_WITH_DES_CBC_SHA"},
 118     {0x000A, "TLS_RSA_WITH_3DES_EDE_CBC_SHA"},
 119     {0x000B, "TLS_DH_DSS_EXPORT_WITH_DES40_CBC_SHA"},
 120     {0x000C, "TLS_DH_DSS_WITH_DES_CBC_SHA"},
 121     {0x000D, "TLS_DH_DSS_WITH_3DES_EDE_CBC_SHA"},
 122     {0x000E, "TLS_DH_RSA_EXPORT_WITH_DES40_CBC_SHA"},
 123     {0x000F, "TLS_DH_RSA_WITH_DES_CBC_SHA"},
 124     {0x0010, "TLS_DH_RSA_WITH_3DES_EDE_CBC_SHA"},
 125     {0x0011, "TLS_DHE_DSS_EXPORT_WITH_DES40_CBC_SHA"},
 126     {0x0012, "TLS_DHE_DSS_WITH_DES_CBC_SHA"},
 127     {0x0013, "TLS_DHE_DSS_WITH_3DES_EDE_CBC_SHA"},
 128     {0x0014, "TLS_DHE_RSA_EXPORT_WITH_DES40_CBC_SHA"},
 129     {0x0015, "TLS_DHE_RSA_WITH_DES_CBC_SHA"},
 130     {0x0016, "TLS_DHE_RSA_WITH_3DES_EDE_CBC_SHA"},
 131     {0x0017, "TLS_DH_anon_EXPORT_WITH_RC4_40_MD5"},
 132     {0x0018, "TLS_DH_anon_WITH_RC4_128_MD5"},
 133     {0x0019, "TLS_DH_anon_EXPORT_WITH_DES40_CBC_SHA"},
 134     {0x001A, "TLS_DH_anon_WITH_DES_CBC_SHA"},
 135     {0x001B, "TLS_DH_anon_WITH_3DES_EDE_CBC_SHA"},
 136     {0x001D, "SSL_FORTEZZA_KEA_WITH_FORTEZZA_CBC_SHA"},
 137     {0x001E, "SSL_FORTEZZA_KEA_WITH_RC4_128_SHA"},
 138     {0x001F, "TLS_KRB5_WITH_3DES_EDE_CBC_SHA"},
 139     {0x0020, "TLS_KRB5_WITH_RC4_128_SHA"},
 140     {0x0021, "TLS_KRB5_WITH_IDEA_CBC_SHA"},
 141     {0x0022, "TLS_KRB5_WITH_DES_CBC_MD5"},
 142     {0x0023, "TLS_KRB5_WITH_3DES_EDE_CBC_MD5"},
 143     {0x0024, "TLS_KRB5_WITH_RC4_128_MD5"},
 144     {0x0025, "TLS_KRB5_WITH_IDEA_CBC_MD5"},
 145     {0x0026, "TLS_KRB5_EXPORT_WITH_DES_CBC_40_SHA"},
 146     {0x0027, "TLS_KRB5_EXPORT_WITH_RC2_CBC_40_SHA"},
 147     {0x0028, "TLS_KRB5_EXPORT_WITH_RC4_40_SHA"},
 148     {0x0029, "TLS_KRB5_EXPORT_WITH_DES_CBC_40_MD5"},
 149     {0x002A, "TLS_KRB5_EXPORT_WITH_RC2_CBC_40_MD5"},
 150     {0x002B, "TLS_KRB5_EXPORT_WITH_RC4_40_MD5"},
 151     {0x002C, "TLS_PSK_WITH_NULL_SHA"},
 152     {0x002D, "TLS_DHE_PSK_WITH_NULL_SHA"},
 153     {0x002E, "TLS_RSA_PSK_WITH_NULL_SHA"},
 154     {0x002F, "TLS_RSA_WITH_AES_128_CBC_SHA"},
 155     {0x0030, "TLS_DH_DSS_WITH_AES_128_CBC_SHA"},
 156     {0x0031, "TLS_DH_RSA_WITH_AES_128_CBC_SHA"},
 157     {0x0032, "TLS_DHE_DSS_WITH_AES_128_CBC_SHA"},
 158     {0x0033, "TLS_DHE_RSA_WITH_AES_128_CBC_SHA"},
 159     {0x0034, "TLS_DH_anon_WITH_AES_128_CBC_SHA"},
 160     {0x0035, "TLS_RSA_WITH_AES_256_CBC_SHA"},
 161     {0x0036, "TLS_DH_DSS_WITH_AES_256_CBC_SHA"},
 162     {0x0037, "TLS_DH_RSA_WITH_AES_256_CBC_SHA"},
 163     {0x0038, "TLS_DHE_DSS_WITH_AES_256_CBC_SHA"},
 164     {0x0039, "TLS_DHE_RSA_WITH_AES_256_CBC_SHA"},
 165     {0x003A, "TLS_DH_anon_WITH_AES_256_CBC_SHA"},
 166     {0x003B, "TLS_RSA_WITH_NULL_SHA256"},
 167     {0x003C, "TLS_RSA_WITH_AES_128_CBC_SHA256"},
 168     {0x003D, "TLS_RSA_WITH_AES_256_CBC_SHA256"},
 169     {0x003E, "TLS_DH_DSS_WITH_AES_128_CBC_SHA256"},
 170     {0x003F, "TLS_DH_RSA_WITH_AES_128_CBC_SHA256"},
 171     {0x0040, "TLS_DHE_DSS_WITH_AES_128_CBC_SHA256"},
 172     {0x0041, "TLS_RSA_WITH_CAMELLIA_128_CBC_SHA"},
 173     {0x0042, "TLS_DH_DSS_WITH_CAMELLIA_128_CBC_SHA"},
 174     {0x0043, "TLS_DH_RSA_WITH_CAMELLIA_128_CBC_SHA"},
 175     {0x0044, "TLS_DHE_DSS_WITH_CAMELLIA_128_CBC_SHA"},
 176     {0x0045, "TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA"},
 177     {0x0046, "TLS_DH_anon_WITH_CAMELLIA_128_CBC_SHA"},
 178     {0x0067, "TLS_DHE_RSA_WITH_AES_128_CBC_SHA256"},
 179     {0x0068, "TLS_DH_DSS_WITH_AES_256_CBC_SHA256"},
 180     {0x0069, "TLS_DH_RSA_WITH_AES_256_CBC_SHA256"},
 181     {0x006A, "TLS_DHE_DSS_WITH_AES_256_CBC_SHA256"},
 182     {0x006B, "TLS_DHE_RSA_WITH_AES_256_CBC_SHA256"},
 183     {0x006C, "TLS_DH_anon_WITH_AES_128_CBC_SHA256"},
 184     {0x006D, "TLS_DH_anon_WITH_AES_256_CBC_SHA256"},
 185     {0x0081, "TLS_GOSTR341001_WITH_28147_CNT_IMIT"},
 186     {0x0083, "TLS_GOSTR341001_WITH_NULL_GOSTR3411"},
 187     {0x0084, "TLS_RSA_WITH_CAMELLIA_256_CBC_SHA"},
 188     {0x0085, "TLS_DH_DSS_WITH_CAMELLIA_256_CBC_SHA"},
 189     {0x0086, "TLS_DH_RSA_WITH_CAMELLIA_256_CBC_SHA"},
 190     {0x0087, "TLS_DHE_DSS_WITH_CAMELLIA_256_CBC_SHA"},
 191     {0x0088, "TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA"},
 192     {0x0089, "TLS_DH_anon_WITH_CAMELLIA_256_CBC_SHA"},
 193     {0x008A, "TLS_PSK_WITH_RC4_128_SHA"},
 194     {0x008B, "TLS_PSK_WITH_3DES_EDE_CBC_SHA"},
 195     {0x008C, "TLS_PSK_WITH_AES_128_CBC_SHA"},
 196     {0x008D, "TLS_PSK_WITH_AES_256_CBC_SHA"},
 197     {0x008E, "TLS_DHE_PSK_WITH_RC4_128_SHA"},
 198     {0x008F, "TLS_DHE_PSK_WITH_3DES_EDE_CBC_SHA"},
 199     {0x0090, "TLS_DHE_PSK_WITH_AES_128_CBC_SHA"},
 200     {0x0091, "TLS_DHE_PSK_WITH_AES_256_CBC_SHA"},
 201     {0x0092, "TLS_RSA_PSK_WITH_RC4_128_SHA"},
 202     {0x0093, "TLS_RSA_PSK_WITH_3DES_EDE_CBC_SHA"},
 203     {0x0094, "TLS_RSA_PSK_WITH_AES_128_CBC_SHA"},
 204     {0x0095, "TLS_RSA_PSK_WITH_AES_256_CBC_SHA"},
 205     {0x0096, "TLS_RSA_WITH_SEED_CBC_SHA"},
 206     {0x0097, "TLS_DH_DSS_WITH_SEED_CBC_SHA"},
 207     {0x0098, "TLS_DH_RSA_WITH_SEED_CBC_SHA"},
 208     {0x0099, "TLS_DHE_DSS_WITH_SEED_CBC_SHA"},
 209     {0x009A, "TLS_DHE_RSA_WITH_SEED_CBC_SHA"},
 210     {0x009B, "TLS_DH_anon_WITH_SEED_CBC_SHA"},
 211     {0x009C, "TLS_RSA_WITH_AES_128_GCM_SHA256"},
 212     {0x009D, "TLS_RSA_WITH_AES_256_GCM_SHA384"},
 213     {0x009E, "TLS_DHE_RSA_WITH_AES_128_GCM_SHA256"},
 214     {0x009F, "TLS_DHE_RSA_WITH_AES_256_GCM_SHA384"},
 215     {0x00A0, "TLS_DH_RSA_WITH_AES_128_GCM_SHA256"},
 216     {0x00A1, "TLS_DH_RSA_WITH_AES_256_GCM_SHA384"},
 217     {0x00A2, "TLS_DHE_DSS_WITH_AES_128_GCM_SHA256"},
 218     {0x00A3, "TLS_DHE_DSS_WITH_AES_256_GCM_SHA384"},
 219     {0x00A4, "TLS_DH_DSS_WITH_AES_128_GCM_SHA256"},
 220     {0x00A5, "TLS_DH_DSS_WITH_AES_256_GCM_SHA384"},
 221     {0x00A6, "TLS_DH_anon_WITH_AES_128_GCM_SHA256"},
 222     {0x00A7, "TLS_DH_anon_WITH_AES_256_GCM_SHA384"},
 223     {0x00A8, "TLS_PSK_WITH_AES_128_GCM_SHA256"},
 224     {0x00A9, "TLS_PSK_WITH_AES_256_GCM_SHA384"},
 225     {0x00AA, "TLS_DHE_PSK_WITH_AES_128_GCM_SHA256"},
 226     {0x00AB, "TLS_DHE_PSK_WITH_AES_256_GCM_SHA384"},
 227     {0x00AC, "TLS_RSA_PSK_WITH_AES_128_GCM_SHA256"},
 228     {0x00AD, "TLS_RSA_PSK_WITH_AES_256_GCM_SHA384"},
 229     {0x00AE, "TLS_PSK_WITH_AES_128_CBC_SHA256"},
 230     {0x00AF, "TLS_PSK_WITH_AES_256_CBC_SHA384"},
 231     {0x00B0, "TLS_PSK_WITH_NULL_SHA256"},
 232     {0x00B1, "TLS_PSK_WITH_NULL_SHA384"},
 233     {0x00B2, "TLS_DHE_PSK_WITH_AES_128_CBC_SHA256"},
 234     {0x00B3, "TLS_DHE_PSK_WITH_AES_256_CBC_SHA384"},
 235     {0x00B4, "TLS_DHE_PSK_WITH_NULL_SHA256"},
 236     {0x00B5, "TLS_DHE_PSK_WITH_NULL_SHA384"},
 237     {0x00B6, "TLS_RSA_PSK_WITH_AES_128_CBC_SHA256"},
 238     {0x00B7, "TLS_RSA_PSK_WITH_AES_256_CBC_SHA384"},
 239     {0x00B8, "TLS_RSA_PSK_WITH_NULL_SHA256"},
 240     {0x00B9, "TLS_RSA_PSK_WITH_NULL_SHA384"},
 241     {0x00BA, "TLS_RSA_WITH_CAMELLIA_128_CBC_SHA256"},
 242     {0x00BB, "TLS_DH_DSS_WITH_CAMELLIA_128_CBC_SHA256"},
 243     {0x00BC, "TLS_DH_RSA_WITH_CAMELLIA_128_CBC_SHA256"},
 244     {0x00BD, "TLS_DHE_DSS_WITH_CAMELLIA_128_CBC_SHA256"},
 245     {0x00BE, "TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA256"},
 246     {0x00BF, "TLS_DH_anon_WITH_CAMELLIA_128_CBC_SHA256"},
 247     {0x00C0, "TLS_RSA_WITH_CAMELLIA_256_CBC_SHA256"},
 248     {0x00C1, "TLS_DH_DSS_WITH_CAMELLIA_256_CBC_SHA256"},
 249     {0x00C2, "TLS_DH_RSA_WITH_CAMELLIA_256_CBC_SHA256"},
 250     {0x00C3, "TLS_DHE_DSS_WITH_CAMELLIA_256_CBC_SHA256"},
 251     {0x00C4, "TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA256"},
 252     {0x00C5, "TLS_DH_anon_WITH_CAMELLIA_256_CBC_SHA256"},
 253     {0x00FF, "TLS_EMPTY_RENEGOTIATION_INFO_SCSV"},
 254     {0x5600, "TLS_FALLBACK_SCSV"},
 255     {0xC001, "TLS_ECDH_ECDSA_WITH_NULL_SHA"},
 256     {0xC002, "TLS_ECDH_ECDSA_WITH_RC4_128_SHA"},
 257     {0xC003, "TLS_ECDH_ECDSA_WITH_3DES_EDE_CBC_SHA"},
 258     {0xC004, "TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA"},
 259     {0xC005, "TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA"},
 260     {0xC006, "TLS_ECDHE_ECDSA_WITH_NULL_SHA"},
 261     {0xC007, "TLS_ECDHE_ECDSA_WITH_RC4_128_SHA"},
 262     {0xC008, "TLS_ECDHE_ECDSA_WITH_3DES_EDE_CBC_SHA"},
 263     {0xC009, "TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA"},
 264     {0xC00A, "TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA"},
 265     {0xC00B, "TLS_ECDH_RSA_WITH_NULL_SHA"},
 266     {0xC00C, "TLS_ECDH_RSA_WITH_RC4_128_SHA"},
 267     {0xC00D, "TLS_ECDH_RSA_WITH_3DES_EDE_CBC_SHA"},
 268     {0xC00E, "TLS_ECDH_RSA_WITH_AES_128_CBC_SHA"},
 269     {0xC00F, "TLS_ECDH_RSA_WITH_AES_256_CBC_SHA"},
 270     {0xC010, "TLS_ECDHE_RSA_WITH_NULL_SHA"},
 271     {0xC011, "TLS_ECDHE_RSA_WITH_RC4_128_SHA"},
 272     {0xC012, "TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA"},
 273     {0xC013, "TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA"},
 274     {0xC014, "TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA"},
 275     {0xC015, "TLS_ECDH_anon_WITH_NULL_SHA"},
 276     {0xC016, "TLS_ECDH_anon_WITH_RC4_128_SHA"},
 277     {0xC017, "TLS_ECDH_anon_WITH_3DES_EDE_CBC_SHA"},
 278     {0xC018, "TLS_ECDH_anon_WITH_AES_128_CBC_SHA"},
 279     {0xC019, "TLS_ECDH_anon_WITH_AES_256_CBC_SHA"},
 280     {0xC01A, "TLS_SRP_SHA_WITH_3DES_EDE_CBC_SHA"},
 281     {0xC01B, "TLS_SRP_SHA_RSA_WITH_3DES_EDE_CBC_SHA"},
 282     {0xC01C, "TLS_SRP_SHA_DSS_WITH_3DES_EDE_CBC_SHA"},
 283     {0xC01D, "TLS_SRP_SHA_WITH_AES_128_CBC_SHA"},
 284     {0xC01E, "TLS_SRP_SHA_RSA_WITH_AES_128_CBC_SHA"},
 285     {0xC01F, "TLS_SRP_SHA_DSS_WITH_AES_128_CBC_SHA"},
 286     {0xC020, "TLS_SRP_SHA_WITH_AES_256_CBC_SHA"},
 287     {0xC021, "TLS_SRP_SHA_RSA_WITH_AES_256_CBC_SHA"},
 288     {0xC022, "TLS_SRP_SHA_DSS_WITH_AES_256_CBC_SHA"},
 289     {0xC023, "TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256"},
 290     {0xC024, "TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384"},
 291     {0xC025, "TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA256"},
 292     {0xC026, "TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA384"},
 293     {0xC027, "TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256"},
 294     {0xC028, "TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384"},
 295     {0xC029, "TLS_ECDH_RSA_WITH_AES_128_CBC_SHA256"},
 296     {0xC02A, "TLS_ECDH_RSA_WITH_AES_256_CBC_SHA384"},
 297     {0xC02B, "TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256"},
 298     {0xC02C, "TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384"},
 299     {0xC02D, "TLS_ECDH_ECDSA_WITH_AES_128_GCM_SHA256"},
 300     {0xC02E, "TLS_ECDH_ECDSA_WITH_AES_256_GCM_SHA384"},
 301     {0xC02F, "TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256"},
 302     {0xC030, "TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384"},
 303     {0xC031, "TLS_ECDH_RSA_WITH_AES_128_GCM_SHA256"},
 304     {0xC032, "TLS_ECDH_RSA_WITH_AES_256_GCM_SHA384"},
 305     {0xC033, "TLS_ECDHE_PSK_WITH_RC4_128_SHA"},
 306     {0xC034, "TLS_ECDHE_PSK_WITH_3DES_EDE_CBC_SHA"},
 307     {0xC035, "TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA"},
 308     {0xC036, "TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA"},
 309     {0xC037, "TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA256"},
 310     {0xC038, "TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA384"},
 311     {0xC039, "TLS_ECDHE_PSK_WITH_NULL_SHA"},
 312     {0xC03A, "TLS_ECDHE_PSK_WITH_NULL_SHA256"},
 313     {0xC03B, "TLS_ECDHE_PSK_WITH_NULL_SHA384"},
 314     {0xC03C, "TLS_RSA_WITH_ARIA_128_CBC_SHA256"},
 315     {0xC03D, "TLS_RSA_WITH_ARIA_256_CBC_SHA384"},
 316     {0xC03E, "TLS_DH_DSS_WITH_ARIA_128_CBC_SHA256"},
 317     {0xC03F, "TLS_DH_DSS_WITH_ARIA_256_CBC_SHA384"},
 318     {0xC040, "TLS_DH_RSA_WITH_ARIA_128_CBC_SHA256"},
 319     {0xC041, "TLS_DH_RSA_WITH_ARIA_256_CBC_SHA384"},
 320     {0xC042, "TLS_DHE_DSS_WITH_ARIA_128_CBC_SHA256"},
 321     {0xC043, "TLS_DHE_DSS_WITH_ARIA_256_CBC_SHA384"},
 322     {0xC044, "TLS_DHE_RSA_WITH_ARIA_128_CBC_SHA256"},
 323     {0xC045, "TLS_DHE_RSA_WITH_ARIA_256_CBC_SHA384"},
 324     {0xC046, "TLS_DH_anon_WITH_ARIA_128_CBC_SHA256"},
 325     {0xC047, "TLS_DH_anon_WITH_ARIA_256_CBC_SHA384"},
 326     {0xC048, "TLS_ECDHE_ECDSA_WITH_ARIA_128_CBC_SHA256"},
 327     {0xC049, "TLS_ECDHE_ECDSA_WITH_ARIA_256_CBC_SHA384"},
 328     {0xC04A, "TLS_ECDH_ECDSA_WITH_ARIA_128_CBC_SHA256"},
 329     {0xC04B, "TLS_ECDH_ECDSA_WITH_ARIA_256_CBC_SHA384"},
 330     {0xC04C, "TLS_ECDHE_RSA_WITH_ARIA_128_CBC_SHA256"},
 331     {0xC04D, "TLS_ECDHE_RSA_WITH_ARIA_256_CBC_SHA384"},
 332     {0xC04E, "TLS_ECDH_RSA_WITH_ARIA_128_CBC_SHA256"},
 333     {0xC04F, "TLS_ECDH_RSA_WITH_ARIA_256_CBC_SHA384"},
 334     {0xC050, "TLS_RSA_WITH_ARIA_128_GCM_SHA256"},
 335     {0xC051, "TLS_RSA_WITH_ARIA_256_GCM_SHA384"},
 336     {0xC052, "TLS_DHE_RSA_WITH_ARIA_128_GCM_SHA256"},
 337     {0xC053, "TLS_DHE_RSA_WITH_ARIA_256_GCM_SHA384"},
 338     {0xC054, "TLS_DH_RSA_WITH_ARIA_128_GCM_SHA256"},
 339     {0xC055, "TLS_DH_RSA_WITH_ARIA_256_GCM_SHA384"},
 340     {0xC056, "TLS_DHE_DSS_WITH_ARIA_128_GCM_SHA256"},
 341     {0xC057, "TLS_DHE_DSS_WITH_ARIA_256_GCM_SHA384"},
 342     {0xC058, "TLS_DH_DSS_WITH_ARIA_128_GCM_SHA256"},
 343     {0xC059, "TLS_DH_DSS_WITH_ARIA_256_GCM_SHA384"},
 344     {0xC05A, "TLS_DH_anon_WITH_ARIA_128_GCM_SHA256"},
 345     {0xC05B, "TLS_DH_anon_WITH_ARIA_256_GCM_SHA384"},
 346     {0xC05C, "TLS_ECDHE_ECDSA_WITH_ARIA_128_GCM_SHA256"},
 347     {0xC05D, "TLS_ECDHE_ECDSA_WITH_ARIA_256_GCM_SHA384"},
 348     {0xC05E, "TLS_ECDH_ECDSA_WITH_ARIA_128_GCM_SHA256"},
 349     {0xC05F, "TLS_ECDH_ECDSA_WITH_ARIA_256_GCM_SHA384"},
 350     {0xC060, "TLS_ECDHE_RSA_WITH_ARIA_128_GCM_SHA256"},
 351     {0xC061, "TLS_ECDHE_RSA_WITH_ARIA_256_GCM_SHA384"},
 352     {0xC062, "TLS_ECDH_RSA_WITH_ARIA_128_GCM_SHA256"},
 353     {0xC063, "TLS_ECDH_RSA_WITH_ARIA_256_GCM_SHA384"},
 354     {0xC064, "TLS_PSK_WITH_ARIA_128_CBC_SHA256"},
 355     {0xC065, "TLS_PSK_WITH_ARIA_256_CBC_SHA384"},
 356     {0xC066, "TLS_DHE_PSK_WITH_ARIA_128_CBC_SHA256"},
 357     {0xC067, "TLS_DHE_PSK_WITH_ARIA_256_CBC_SHA384"},
 358     {0xC068, "TLS_RSA_PSK_WITH_ARIA_128_CBC_SHA256"},
 359     {0xC069, "TLS_RSA_PSK_WITH_ARIA_256_CBC_SHA384"},
 360     {0xC06A, "TLS_PSK_WITH_ARIA_128_GCM_SHA256"},
 361     {0xC06B, "TLS_PSK_WITH_ARIA_256_GCM_SHA384"},
 362     {0xC06C, "TLS_DHE_PSK_WITH_ARIA_128_GCM_SHA256"},
 363     {0xC06D, "TLS_DHE_PSK_WITH_ARIA_256_GCM_SHA384"},
 364     {0xC06E, "TLS_RSA_PSK_WITH_ARIA_128_GCM_SHA256"},
 365     {0xC06F, "TLS_RSA_PSK_WITH_ARIA_256_GCM_SHA384"},
 366     {0xC070, "TLS_ECDHE_PSK_WITH_ARIA_128_CBC_SHA256"},
 367     {0xC071, "TLS_ECDHE_PSK_WITH_ARIA_256_CBC_SHA384"},
 368     {0xC072, "TLS_ECDHE_ECDSA_WITH_CAMELLIA_128_CBC_SHA256"},
 369     {0xC073, "TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_CBC_SHA384"},
 370     {0xC074, "TLS_ECDH_ECDSA_WITH_CAMELLIA_128_CBC_SHA256"},
 371     {0xC075, "TLS_ECDH_ECDSA_WITH_CAMELLIA_256_CBC_SHA384"},
 372     {0xC076, "TLS_ECDHE_RSA_WITH_CAMELLIA_128_CBC_SHA256"},
 373     {0xC077, "TLS_ECDHE_RSA_WITH_CAMELLIA_256_CBC_SHA384"},
 374     {0xC078, "TLS_ECDH_RSA_WITH_CAMELLIA_128_CBC_SHA256"},
 375     {0xC079, "TLS_ECDH_RSA_WITH_CAMELLIA_256_CBC_SHA384"},
 376     {0xC07A, "TLS_RSA_WITH_CAMELLIA_128_GCM_SHA256"},
 377     {0xC07B, "TLS_RSA_WITH_CAMELLIA_256_GCM_SHA384"},
 378     {0xC07C, "TLS_DHE_RSA_WITH_CAMELLIA_128_GCM_SHA256"},
 379     {0xC07D, "TLS_DHE_RSA_WITH_CAMELLIA_256_GCM_SHA384"},
 380     {0xC07E, "TLS_DH_RSA_WITH_CAMELLIA_128_GCM_SHA256"},
 381     {0xC07F, "TLS_DH_RSA_WITH_CAMELLIA_256_GCM_SHA384"},
 382     {0xC080, "TLS_DHE_DSS_WITH_CAMELLIA_128_GCM_SHA256"},
 383     {0xC081, "TLS_DHE_DSS_WITH_CAMELLIA_256_GCM_SHA384"},
 384     {0xC082, "TLS_DH_DSS_WITH_CAMELLIA_128_GCM_SHA256"},
 385     {0xC083, "TLS_DH_DSS_WITH_CAMELLIA_256_GCM_SHA384"},
 386     {0xC084, "TLS_DH_anon_WITH_CAMELLIA_128_GCM_SHA256"},
 387     {0xC085, "TLS_DH_anon_WITH_CAMELLIA_256_GCM_SHA384"},
 388     {0xC086, "TLS_ECDHE_ECDSA_WITH_CAMELLIA_128_GCM_SHA256"},
 389     {0xC087, "TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_GCM_SHA384"},
 390     {0xC088, "TLS_ECDH_ECDSA_WITH_CAMELLIA_128_GCM_SHA256"},
 391     {0xC089, "TLS_ECDH_ECDSA_WITH_CAMELLIA_256_GCM_SHA384"},
 392     {0xC08A, "TLS_ECDHE_RSA_WITH_CAMELLIA_128_GCM_SHA256"},
 393     {0xC08B, "TLS_ECDHE_RSA_WITH_CAMELLIA_256_GCM_SHA384"},
 394     {0xC08C, "TLS_ECDH_RSA_WITH_CAMELLIA_128_GCM_SHA256"},
 395     {0xC08D, "TLS_ECDH_RSA_WITH_CAMELLIA_256_GCM_SHA384"},
 396     {0xC08E, "TLS_PSK_WITH_CAMELLIA_128_GCM_SHA256"},
 397     {0xC08F, "TLS_PSK_WITH_CAMELLIA_256_GCM_SHA384"},
 398     {0xC090, "TLS_DHE_PSK_WITH_CAMELLIA_128_GCM_SHA256"},
 399     {0xC091, "TLS_DHE_PSK_WITH_CAMELLIA_256_GCM_SHA384"},
 400     {0xC092, "TLS_RSA_PSK_WITH_CAMELLIA_128_GCM_SHA256"},
 401     {0xC093, "TLS_RSA_PSK_WITH_CAMELLIA_256_GCM_SHA384"},
 402     {0xC094, "TLS_PSK_WITH_CAMELLIA_128_CBC_SHA256"},
 403     {0xC095, "TLS_PSK_WITH_CAMELLIA_256_CBC_SHA384"},
 404     {0xC096, "TLS_DHE_PSK_WITH_CAMELLIA_128_CBC_SHA256"},
 405     {0xC097, "TLS_DHE_PSK_WITH_CAMELLIA_256_CBC_SHA384"},
 406     {0xC098, "TLS_RSA_PSK_WITH_CAMELLIA_128_CBC_SHA256"},
 407     {0xC099, "TLS_RSA_PSK_WITH_CAMELLIA_256_CBC_SHA384"},
 408     {0xC09A, "TLS_ECDHE_PSK_WITH_CAMELLIA_128_CBC_SHA256"},
 409     {0xC09B, "TLS_ECDHE_PSK_WITH_CAMELLIA_256_CBC_SHA384"},
 410     {0xC09C, "TLS_RSA_WITH_AES_128_CCM"},
 411     {0xC09D, "TLS_RSA_WITH_AES_256_CCM"},
 412     {0xC09E, "TLS_DHE_RSA_WITH_AES_128_CCM"},
 413     {0xC09F, "TLS_DHE_RSA_WITH_AES_256_CCM"},
 414     {0xC0A0, "TLS_RSA_WITH_AES_128_CCM_8"},
 415     {0xC0A1, "TLS_RSA_WITH_AES_256_CCM_8"},
 416     {0xC0A2, "TLS_DHE_RSA_WITH_AES_128_CCM_8"},
 417     {0xC0A3, "TLS_DHE_RSA_WITH_AES_256_CCM_8"},
 418     {0xC0A4, "TLS_PSK_WITH_AES_128_CCM"},
 419     {0xC0A5, "TLS_PSK_WITH_AES_256_CCM"},
 420     {0xC0A6, "TLS_DHE_PSK_WITH_AES_128_CCM"},
 421     {0xC0A7, "TLS_DHE_PSK_WITH_AES_256_CCM"},
 422     {0xC0A8, "TLS_PSK_WITH_AES_128_CCM_8"},
 423     {0xC0A9, "TLS_PSK_WITH_AES_256_CCM_8"},
 424     {0xC0AA, "TLS_PSK_DHE_WITH_AES_128_CCM_8"},
 425     {0xC0AB, "TLS_PSK_DHE_WITH_AES_256_CCM_8"},
 426     {0xC0AC, "TLS_ECDHE_ECDSA_WITH_AES_128_CCM"},
 427     {0xC0AD, "TLS_ECDHE_ECDSA_WITH_AES_256_CCM"},
 428     {0xC0AE, "TLS_ECDHE_ECDSA_WITH_AES_128_CCM_8"},
 429     {0xC0AF, "TLS_ECDHE_ECDSA_WITH_AES_256_CCM_8"},
 430     {0xC102, "IANA-GOST2012-GOST8912-GOST8912"},
 431     {0xCCA8, "TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256"},
 432     {0xCCA9, "TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256"},
 433     {0xCCAA, "TLS_DHE_RSA_WITH_CHACHA20_POLY1305_SHA256"},
 434     {0xCCAB, "TLS_PSK_WITH_CHACHA20_POLY1305_SHA256"},
 435     {0xCCAC, "TLS_ECDHE_PSK_WITH_CHACHA20_POLY1305_SHA256"},
 436     {0xCCAD, "TLS_DHE_PSK_WITH_CHACHA20_POLY1305_SHA256"},
 437     {0xCCAE, "TLS_RSA_PSK_WITH_CHACHA20_POLY1305_SHA256"},
 438     {0x1301, "TLS_AES_128_GCM_SHA256"},
 439     {0x1302, "TLS_AES_256_GCM_SHA384"},
 440     {0x1303, "TLS_CHACHA20_POLY1305_SHA256"},
 441     {0x1304, "TLS_AES_128_CCM_SHA256"},
 442     {0x1305, "TLS_AES_128_CCM_8_SHA256"},
 443     {0xFEFE, "SSL_RSA_FIPS_WITH_DES_CBC_SHA"},
 444     {0xFEFF, "SSL_RSA_FIPS_WITH_3DES_EDE_CBC_SHA"},
 445     {0xFF85, "LEGACY-GOST2012-GOST8912-GOST8912"},
 446     {0xFF87, "GOST2012-NULL-GOST12"},
 447     {0xC100, "GOST2012-KUZNYECHIK-KUZNYECHIKOMAC"},
 448     {0xC101, "GOST2012-MAGMA-MAGMAOMAC"},
 449     {0xC102, "GOST2012-GOST8912-IANA"},
 450 };
 451
 452 /* Compression methods */
 453 static const ssl_trace_tbl ssl_comp_tbl[] = {
 454     {0x0000, "No Compression"},
 455     {0x0001, "Zlib Compression"}
 456 };
 457
 458 /* Extensions sorted by ascending id */
 459 static const ssl_trace_tbl ssl_exts_tbl[] = {
 460     {TLSEXT_TYPE_server_name, "server_name"},
 461     {TLSEXT_TYPE_max_fragment_length, "max_fragment_length"},
 462     {TLSEXT_TYPE_client_certificate_url, "client_certificate_url"},
 463     {TLSEXT_TYPE_trusted_ca_keys, "trusted_ca_keys"},
 464     {TLSEXT_TYPE_truncated_hmac, "truncated_hmac"},
 465     {TLSEXT_TYPE_status_request, "status_request"},
 466     {TLSEXT_TYPE_user_mapping, "user_mapping"},
 467     {TLSEXT_TYPE_client_authz, "client_authz"},
 468     {TLSEXT_TYPE_server_authz, "server_authz"},
 469     {TLSEXT_TYPE_cert_type, "cert_type"},
 470     {TLSEXT_TYPE_supported_groups, "supported_groups"},
 471     {TLSEXT_TYPE_ec_point_formats, "ec_point_formats"},
 472     {TLSEXT_TYPE_srp, "srp"},
 473     {TLSEXT_TYPE_signature_algorithms, "signature_algorithms"},
 474     {TLSEXT_TYPE_use_srtp, "use_srtp"},
 475     {TLSEXT_TYPE_application_layer_protocol_negotiation,
 476      "application_layer_protocol_negotiation"},
 477     {TLSEXT_TYPE_signed_certificate_timestamp, "signed_certificate_timestamps"},
 478     {TLSEXT_TYPE_padding, "padding"},
 479     {TLSEXT_TYPE_encrypt_then_mac, "encrypt_then_mac"},
 480     {TLSEXT_TYPE_extended_master_secret, "extended_master_secret"},
 481     {TLSEXT_TYPE_session_ticket, "session_ticket"},
 482     {TLSEXT_TYPE_psk, "psk"},
 483     {TLSEXT_TYPE_early_data, "early_data"},
 484     {TLSEXT_TYPE_supported_versions, "supported_versions"},
 485     {TLSEXT_TYPE_cookie, "cookie_ext"},
 486     {TLSEXT_TYPE_psk_kex_modes, "psk_key_exchange_modes"},
 487     {TLSEXT_TYPE_certificate_authorities, "certificate_authorities"},
 488     {TLSEXT_TYPE_post_handshake_auth, "post_handshake_auth"},
 489     {TLSEXT_TYPE_signature_algorithms_cert, "signature_algorithms_cert"},
 490     {TLSEXT_TYPE_key_share, "key_share"},
 491     {TLSEXT_TYPE_renegotiate, "renegotiate"},
 492 # ifndef OPENSSL_NO_NEXTPROTONEG
 493     {TLSEXT_TYPE_next_proto_neg, "next_proto_neg"},
 494 # endif
 495 };
 496
 497 static const ssl_trace_tbl ssl_groups_tbl[] = {
 498     {1, "sect163k1 (K-163)"},
 499     {2, "sect163r1"},
 500     {3, "sect163r2 (B-163)"},
 501     {4, "sect193r1"},
 502     {5, "sect193r2"},
 503     {6, "sect233k1 (K-233)"},
 504     {7, "sect233r1 (B-233)"},
 505     {8, "sect239k1"},
 506     {9, "sect283k1 (K-283)"},
 507     {10, "sect283r1 (B-283)"},
 508     {11, "sect409k1 (K-409)"},
 509     {12, "sect409r1 (B-409)"},
 510     {13, "sect571k1 (K-571)"},
 511     {14, "sect571r1 (B-571)"},
 512     {15, "secp160k1"},
 513     {16, "secp160r1"},
 514     {17, "secp160r2"},
 515     {18, "secp192k1"},
 516     {19, "secp192r1 (P-192)"},
 517     {20, "secp224k1"},
 518     {21, "secp224r1 (P-224)"},
 519     {22, "secp256k1"},
 520     {23, "secp256r1 (P-256)"},
 521     {24, "secp384r1 (P-384)"},
 522     {25, "secp521r1 (P-521)"},
 523     {26, "brainpoolP256r1"},
 524     {27, "brainpoolP384r1"},
 525     {28, "brainpoolP512r1"},
 526     {29, "ecdh_x25519"},
 527     {30, "ecdh_x448"},
 528     {34, "GC256A"},
 529     {35, "GC256B"},
 530     {36, "GC256C"},
 531     {37, "GC256D"},
 532     {38, "GC512A"},
 533     {39, "GC512B"},
 534     {40, "GC512C"},
 535     {256, "ffdhe2048"},
 536     {257, "ffdhe3072"},
 537     {258, "ffdhe4096"},
 538     {259, "ffdhe6144"},
 539     {260, "ffdhe8192"},
 540     {0xFF01, "arbitrary_explicit_prime_curves"},
 541     {0xFF02, "arbitrary_explicit_char2_curves"}
 542 };
 543
 544 static const ssl_trace_tbl ssl_point_tbl[] = {
 545     {0, "uncompressed"},
 546     {1, "ansiX962_compressed_prime"},
 547     {2, "ansiX962_compressed_char2"}
 548 };
 549
 550 static const ssl_trace_tbl ssl_mfl_tbl[] = {
 551     {0, "disabled"},
 552     {1, "max_fragment_length := 2^9 (512 bytes)"},
 553     {2, "max_fragment_length := 2^10 (1024 bytes)"},
 554     {3, "max_fragment_length := 2^11 (2048 bytes)"},
 555     {4, "max_fragment_length := 2^12 (4096 bytes)"}
 556 };
 557
 558 static const ssl_trace_tbl ssl_sigalg_tbl[] = {
 559     {TLSEXT_SIGALG_ecdsa_secp256r1_sha256, "ecdsa_secp256r1_sha256"},
 560     {TLSEXT_SIGALG_ecdsa_secp384r1_sha384, "ecdsa_secp384r1_sha384"},
 561     {TLSEXT_SIGALG_ecdsa_secp521r1_sha512, "ecdsa_secp521r1_sha512"},
 562     {TLSEXT_SIGALG_ecdsa_sha224, "ecdsa_sha224"},
 563     {TLSEXT_SIGALG_ed25519, "ed25519"},
 564     {TLSEXT_SIGALG_ed448, "ed448"},
 565     {TLSEXT_SIGALG_ecdsa_sha1, "ecdsa_sha1"},
 566     {TLSEXT_SIGALG_rsa_pss_rsae_sha256, "rsa_pss_rsae_sha256"},
 567     {TLSEXT_SIGALG_rsa_pss_rsae_sha384, "rsa_pss_rsae_sha384"},
 568     {TLSEXT_SIGALG_rsa_pss_rsae_sha512, "rsa_pss_rsae_sha512"},
 569     {TLSEXT_SIGALG_rsa_pss_pss_sha256, "rsa_pss_pss_sha256"},
 570     {TLSEXT_SIGALG_rsa_pss_pss_sha384, "rsa_pss_pss_sha384"},
 571     {TLSEXT_SIGALG_rsa_pss_pss_sha512, "rsa_pss_pss_sha512"},
 572     {TLSEXT_SIGALG_rsa_pkcs1_sha256, "rsa_pkcs1_sha256"},
 573     {TLSEXT_SIGALG_rsa_pkcs1_sha384, "rsa_pkcs1_sha384"},
 574     {TLSEXT_SIGALG_rsa_pkcs1_sha512, "rsa_pkcs1_sha512"},
 575     {TLSEXT_SIGALG_rsa_pkcs1_sha224, "rsa_pkcs1_sha224"},
 576     {TLSEXT_SIGALG_rsa_pkcs1_sha1, "rsa_pkcs1_sha1"},
 577     {TLSEXT_SIGALG_dsa_sha256, "dsa_sha256"},
 578     {TLSEXT_SIGALG_dsa_sha384, "dsa_sha384"},
 579     {TLSEXT_SIGALG_dsa_sha512, "dsa_sha512"},
 580     {TLSEXT_SIGALG_dsa_sha224, "dsa_sha224"},
 581     {TLSEXT_SIGALG_dsa_sha1, "dsa_sha1"},
 582     {TLSEXT_SIGALG_gostr34102012_256_intrinsic, "gost2012_256"},
 583     {TLSEXT_SIGALG_gostr34102012_512_intrinsic, "gost2012_512"},
 584     {TLSEXT_SIGALG_gostr34102012_256_gostr34112012_256, "gost2012_256"},
 585     {TLSEXT_SIGALG_gostr34102012_512_gostr34112012_512, "gost2012_512"},
 586     {TLSEXT_SIGALG_gostr34102001_gostr3411, "gost2001_gost94"},
 587 };
 588
 589 static const ssl_trace_tbl ssl_ctype_tbl[] = {
 590     {1, "rsa_sign"},
 591     {2, "dss_sign"},
 592     {3, "rsa_fixed_dh"},
 593     {4, "dss_fixed_dh"},
 594     {5, "rsa_ephemeral_dh"},
 595     {6, "dss_ephemeral_dh"},
 596     {20, "fortezza_dms"},
 597     {64, "ecdsa_sign"},
 598     {65, "rsa_fixed_ecdh"},
 599     {66, "ecdsa_fixed_ecdh"},
 600     {67, "gost_sign256"},
 601     {68, "gost_sign512"},
 602 };
 603
 604 static const ssl_trace_tbl ssl_psk_kex_modes_tbl[] = {
 605     {TLSEXT_KEX_MODE_KE, "psk_ke"},
 606     {TLSEXT_KEX_MODE_KE_DHE, "psk_dhe_ke"}
 607 };
 608
 609 static const ssl_trace_tbl ssl_key_update_tbl[] = {
 610     {SSL_KEY_UPDATE_NOT_REQUESTED, "update_not_requested"},
 611     {SSL_KEY_UPDATE_REQUESTED, "update_requested"}
 612 };
 613
 614 static void ssl_print_hex(BIO *bio, int indent, const char *name,
 615                           const unsigned char *msg, size_t msglen)
 616 {
 617     size_t i;
 618
 619     BIO_indent(bio, indent, 80);
 620     BIO_printf(bio, "%s (len=%d): ", name, (int)msglen);
 621     for (i = 0; i < msglen; i++)
 622         BIO_printf(bio, "%02X", msg[i]);
 623     BIO_puts(bio, "\n");
 624 }
 625
 626 static int ssl_print_hexbuf(BIO *bio, int indent, const char *name, size_t nlen,
 627                             const unsigned char **pmsg, size_t *pmsglen)
 628 {
 629     size_t blen;
 630     const unsigned char *p = *pmsg;
 631
 632     if (*pmsglen < nlen)
 633         return 0;
 634     blen = p[0];
 635     if (nlen > 1)
 636         blen = (blen << 8) | p[1];
 637     if (*pmsglen < nlen + blen)
 638         return 0;
 639     p += nlen;
 640     ssl_print_hex(bio, indent, name, p, blen);
 641     *pmsg += blen + nlen;
 642     *pmsglen -= blen + nlen;
 643     return 1;
 644 }
 645
 646 static int ssl_print_version(BIO *bio, int indent, const char *name,
 647                              const unsigned char **pmsg, size_t *pmsglen,
 648                              unsigned int *version)
 649 {
 650     int vers;
 651
 652     if (*pmsglen < 2)
 653         return 0;
 654     vers = ((*pmsg)[0] << 8) | (*pmsg)[1];
 655     if (version != NULL)
 656         *version = vers;
 657     BIO_indent(bio, indent, 80);
 658     BIO_printf(bio, "%s=0x%x (%s)\n",
 659                name, vers, ssl_trace_str(vers, ssl_version_tbl));
 660     *pmsg += 2;
 661     *pmsglen -= 2;
 662     return 1;
 663 }
 664
 665 static int ssl_print_random(BIO *bio, int indent,
 666                             const unsigned char **pmsg, size_t *pmsglen)
 667 {
 668     unsigned int tm;
 669     const unsigned char *p = *pmsg;
 670
 671     if (*pmsglen < 32)
 672         return 0;
 673     tm = ((unsigned int)p[0] << 24)
 674          | ((unsigned int)p[1] << 16)
 675          | ((unsigned int)p[2] << 8)
 676          | (unsigned int)p[3];
 677     p += 4;
 678     BIO_indent(bio, indent, 80);
 679     BIO_puts(bio, "Random:\n");
 680     BIO_indent(bio, indent + 2, 80);
 681     BIO_printf(bio, "gmt_unix_time=0x%08X\n", tm);
 682     ssl_print_hex(bio, indent + 2, "random_bytes", p, 28);
 683     *pmsg += 32;
 684     *pmsglen -= 32;
 685     return 1;
 686 }
 687
 688 static int ssl_print_signature(BIO *bio, int indent, const SSL *ssl,
 689                                const unsigned char **pmsg, size_t *pmsglen)
 690 {
 691     if (*pmsglen < 2)
 692         return 0;
 693     if (SSL_USE_SIGALGS(ssl)) {
 694         const unsigned char *p = *pmsg;
 695         unsigned int sigalg = (p[0] << 8) | p[1];
 696
 697         BIO_indent(bio, indent, 80);
 698         BIO_printf(bio, "Signature Algorithm: %s (0x%04x)\n",
 699                    ssl_trace_str(sigalg, ssl_sigalg_tbl), sigalg);
 700         *pmsg += 2;
 701         *pmsglen -= 2;
 702     }
 703     return ssl_print_hexbuf(bio, indent, "Signature", 2, pmsg, pmsglen);
 704 }
 705
 706 static int ssl_print_extension(BIO *bio, int indent, int server,
 707                                unsigned char mt, int extype,
 708                                const unsigned char *ext, size_t extlen)
 709 {
 710     size_t xlen, share_len;
 711     unsigned int sigalg;
 712     uint32_t max_early_data;
 713
 714     BIO_indent(bio, indent, 80);
 715     BIO_printf(bio, "extension_type=%s(%d), length=%d\n",
 716                ssl_trace_str(extype, ssl_exts_tbl), extype, (int)extlen);
 717     switch (extype) {
 718     case TLSEXT_TYPE_max_fragment_length:
 719         if (extlen < 1)
 720             return 0;
 721         xlen = extlen;
 722         return ssl_trace_list(bio, indent + 2, ext, xlen, 1, ssl_mfl_tbl);
 723
 724     case TLSEXT_TYPE_ec_point_formats:
 725         if (extlen < 1)
 726             return 0;
 727         xlen = ext[0];
 728         if (extlen != xlen + 1)
 729             return 0;
 730         return ssl_trace_list(bio, indent + 2, ext + 1, xlen, 1, ssl_point_tbl);
 731
 732     case TLSEXT_TYPE_supported_groups:
 733         if (extlen < 2)
 734             return 0;
 735         xlen = (ext[0] << 8) | ext[1];
 736         if (extlen != xlen + 2)
 737             return 0;
 738         return ssl_trace_list(bio, indent + 2, ext + 2, xlen, 2, ssl_groups_tbl);
 739     case TLSEXT_TYPE_application_layer_protocol_negotiation:
 740         if (extlen < 2)
 741             return 0;
 742         xlen = (ext[0] << 8) | ext[1];
 743         if (extlen != xlen + 2)
 744             return 0;
 745         ext += 2;
 746         while (xlen > 0) {
 747             size_t plen = *ext++;
 748
 749             if (plen + 1 > xlen)
 750                 return 0;
 751             BIO_indent(bio, indent + 2, 80);
 752             BIO_write(bio, ext, plen);
 753             BIO_puts(bio, "\n");
 754             ext += plen;
 755             xlen -= plen + 1;
 756         }
 757         return 1;
 758
 759     case TLSEXT_TYPE_signature_algorithms:
 760
 761         if (extlen < 2)
 762             return 0;
 763         xlen = (ext[0] << 8) | ext[1];
 764         if (extlen != xlen + 2)
 765             return 0;
 766         if (xlen & 1)
 767             return 0;
 768         ext += 2;
 769         while (xlen > 0) {
 770             BIO_indent(bio, indent + 2, 80);
 771             sigalg = (ext[0] << 8) | ext[1];
 772             BIO_printf(bio, "%s (0x%04x)\n",
 773                        ssl_trace_str(sigalg, ssl_sigalg_tbl), sigalg);
 774             xlen -= 2;
 775             ext += 2;
 776         }
 777         break;
 778
 779     case TLSEXT_TYPE_renegotiate:
 780         if (extlen < 1)
 781             return 0;
 782         xlen = ext[0];
 783         if (xlen + 1 != extlen)
 784             return 0;
 785         ext++;
 786         if (xlen) {
 787             if (server) {
 788                 if (xlen & 1)
 789                     return 0;
 790                 xlen >>= 1;
 791             }
 792             ssl_print_hex(bio, indent + 4, "client_verify_data", ext, xlen);
 793             if (server) {
 794                 ext += xlen;
 795                 ssl_print_hex(bio, indent + 4, "server_verify_data", ext, xlen);
 796             }
 797         } else {
 798             BIO_indent(bio, indent + 4, 80);
 799             BIO_puts(bio, "<EMPTY>\n");
 800         }
 801         break;
 802
 803     case TLSEXT_TYPE_session_ticket:
 804         if (extlen != 0)
 805             ssl_print_hex(bio, indent + 4, "ticket", ext, extlen);
 806         break;
 807
 808     case TLSEXT_TYPE_key_share:
 809         if (server && extlen == 2) {
 810             int group_id;
 811
 812             /* We assume this is an HRR, otherwise this is an invalid key_share */
 813             group_id = (ext[0] << 8) | ext[1];
 814             BIO_indent(bio, indent + 4, 80);
 815             BIO_printf(bio, "NamedGroup: %s (%d)\n",
 816                        ssl_trace_str(group_id, ssl_groups_tbl), group_id);
 817             break;
 818         }
 819         if (extlen < 2)
 820             return 0;
 821         if (server) {
 822             xlen = extlen;
 823         } else {
 824             xlen = (ext[0] << 8) | ext[1];
 825             if (extlen != xlen + 2)
 826                 return 0;
 827             ext += 2;
 828         }
 829         for (; xlen > 0; ext += share_len, xlen -= share_len) {
 830             int group_id;
 831
 832             if (xlen < 4)
 833                 return 0;
 834             group_id = (ext[0] << 8) | ext[1];
 835             share_len = (ext[2] << 8) | ext[3];
 836             ext += 4;
 837             xlen -= 4;
 838             if (xlen < share_len)
 839                 return 0;
 840             BIO_indent(bio, indent + 4, 80);
 841             BIO_printf(bio, "NamedGroup: %s (%d)\n",
 842                        ssl_trace_str(group_id, ssl_groups_tbl), group_id);
 843             ssl_print_hex(bio, indent + 4, "key_exchange: ", ext, share_len);
 844         }
 845         break;
 846
 847     case TLSEXT_TYPE_supported_versions:
 848         if (server) {
 849             int version;
 850
 851             if (extlen != 2)
 852                 return 0;
 853             version = (ext[0] << 8) | ext[1];
 854             BIO_indent(bio, indent + 4, 80);
 855             BIO_printf(bio, "%s (%d)\n",
 856                        ssl_trace_str(version, ssl_version_tbl), version);
 857             break;
 858         }
 859         if (extlen < 1)
 860             return 0;
 861         xlen = ext[0];
 862         if (extlen != xlen + 1)
 863             return 0;
 864         return ssl_trace_list(bio, indent + 2, ext + 1, xlen, 2,
 865                               ssl_version_tbl);
 866
 867     case TLSEXT_TYPE_psk_kex_modes:
 868         if (extlen < 1)
 869             return 0;
 870         xlen = ext[0];
 871         if (extlen != xlen + 1)
 872             return 0;
 873         return ssl_trace_list(bio, indent + 2, ext + 1, xlen, 1,
 874                               ssl_psk_kex_modes_tbl);
 875
 876     case TLSEXT_TYPE_early_data:
 877         if (mt != SSL3_MT_NEWSESSION_TICKET)
 878             break;
 879         if (extlen != 4)
 880             return 0;
 881         max_early_data = ((unsigned int)ext[0] << 24)
 882                          | ((unsigned int)ext[1] << 16)
 883                          | ((unsigned int)ext[2] << 8)
 884                          | (unsigned int)ext[3];
 885         BIO_indent(bio, indent + 2, 80);
 886         BIO_printf(bio, "max_early_data=%u\n", max_early_data);
 887         break;
 888
 889     default:
 890         BIO_dump_indent(bio, (const char *)ext, extlen, indent + 2);
 891     }
 892     return 1;
 893 }
 894
 895 static int ssl_print_extensions(BIO *bio, int indent, int server,
 896                                 unsigned char mt, const unsigned char **msgin,
 897                                 size_t *msginlen)
 898 {
 899     size_t extslen, msglen = *msginlen;
 900     const unsigned char *msg = *msgin;
 901
 902     BIO_indent(bio, indent, 80);
 903     if (msglen == 0) {
 904         BIO_puts(bio, "No extensions\n");
 905         return 1;
 906     }
 907     if (msglen < 2)
 908         return 0;
 909     extslen = (msg[0] << 8) | msg[1];
 910     msglen -= 2;
 911     msg += 2;
 912     if (extslen == 0) {
 913         BIO_puts(bio, "No extensions\n");
 914         *msgin = msg;
 915         *msginlen = msglen;
 916         return 1;
 917     }
 918     if (extslen > msglen)
 919         return 0;
 920     BIO_printf(bio, "extensions, length = %d\n", (int)extslen);
 921     msglen -= extslen;
 922     while (extslen > 0) {
 923         int extype;
 924         size_t extlen;
 925         if (extslen < 4)
 926             return 0;
 927         extype = (msg[0] << 8) | msg[1];
 928         extlen = (msg[2] << 8) | msg[3];
 929         if (extslen < extlen + 4) {
 930             BIO_printf(bio, "extensions, extype = %d, extlen = %d\n", extype,
 931                        (int)extlen);
 932             BIO_dump_indent(bio, (const char *)msg, extslen, indent + 2);
 933             return 0;
 934         }
 935         msg += 4;
 936         if (!ssl_print_extension(bio, indent + 2, server, mt, extype, msg,
 937                                  extlen))
 938             return 0;
 939         msg += extlen;
 940         extslen -= extlen + 4;
 941     }
 942
 943     *msgin = msg;
 944     *msginlen = msglen;
 945     return 1;
 946 }
 947
 948 static int ssl_print_client_hello(BIO *bio, const SSL *ssl, int indent,
 949                                   const unsigned char *msg, size_t msglen)
 950 {
 951     size_t len;
 952     unsigned int cs;
 953
 954     if (!ssl_print_version(bio, indent, "client_version", &msg, &msglen, NULL))
 955         return 0;
 956     if (!ssl_print_random(bio, indent, &msg, &msglen))
 957         return 0;
 958     if (!ssl_print_hexbuf(bio, indent, "session_id", 1, &msg, &msglen))
 959         return 0;
 960     if (SSL_IS_DTLS(ssl)) {
 961         if (!ssl_print_hexbuf(bio, indent, "cookie", 1, &msg, &msglen))
 962             return 0;
 963     }
 964     if (msglen < 2)
 965         return 0;
 966     len = (msg[0] << 8) | msg[1];
 967     msg += 2;
 968     msglen -= 2;
 969     BIO_indent(bio, indent, 80);
 970     BIO_printf(bio, "cipher_suites (len=%d)\n", (int)len);
 971     if (msglen < len || len & 1)
 972         return 0;
 973     while (len > 0) {
 974         cs = (msg[0] << 8) | msg[1];
 975         BIO_indent(bio, indent + 2, 80);
 976         BIO_printf(bio, "{0x%02X, 0x%02X} %s\n",
 977                    msg[0], msg[1], ssl_trace_str(cs, ssl_ciphers_tbl));
 978         msg += 2;
 979         msglen -= 2;
 980         len -= 2;
 981     }
 982     if (msglen < 1)
 983         return 0;
 984     len = msg[0];
 985     msg++;
 986     msglen--;
 987     if (msglen < len)
 988         return 0;
 989     BIO_indent(bio, indent, 80);
 990     BIO_printf(bio, "compression_methods (len=%d)\n", (int)len);
 991     while (len > 0) {
 992         BIO_indent(bio, indent + 2, 80);
 993         BIO_printf(bio, "%s (0x%02X)\n",
 994                    ssl_trace_str(msg[0], ssl_comp_tbl), msg[0]);
 995         msg++;
 996         msglen--;
 997         len--;
 998     }
 999     if (!ssl_print_extensions(bio, indent, 0, SSL3_MT_CLIENT_HELLO, &msg,
1000                               &msglen))
1001         return 0;
1002     return 1;
1003 }
1004
1005 static int dtls_print_hello_vfyrequest(BIO *bio, int indent,
1006                                        const unsigned char *msg, size_t msglen)
1007 {
1008     if (!ssl_print_version(bio, indent, "server_version", &msg, &msglen, NULL))
1009         return 0;
1010     if (!ssl_print_hexbuf(bio, indent, "cookie", 1, &msg, &msglen))
1011         return 0;
1012     return 1;
1013 }
1014
1015 static int ssl_print_server_hello(BIO *bio, int indent,
1016                                   const unsigned char *msg, size_t msglen)
1017 {
1018     unsigned int cs;
1019     unsigned int vers;
1020
1021     if (!ssl_print_version(bio, indent, "server_version", &msg, &msglen, &vers))
1022         return 0;
1023     if (!ssl_print_random(bio, indent, &msg, &msglen))
1024         return 0;
1025     if (vers != TLS1_3_VERSION
1026             && !ssl_print_hexbuf(bio, indent, "session_id", 1, &msg, &msglen))
1027         return 0;
1028     if (msglen < 2)
1029         return 0;
1030     cs = (msg[0] << 8) | msg[1];
1031     BIO_indent(bio, indent, 80);
1032     BIO_printf(bio, "cipher_suite {0x%02X, 0x%02X} %s\n",
1033                msg[0], msg[1], ssl_trace_str(cs, ssl_ciphers_tbl));
1034     msg += 2;
1035     msglen -= 2;
1036     if (vers != TLS1_3_VERSION) {
1037         if (msglen < 1)
1038             return 0;
1039         BIO_indent(bio, indent, 80);
1040         BIO_printf(bio, "compression_method: %s (0x%02X)\n",
1041                    ssl_trace_str(msg[0], ssl_comp_tbl), msg[0]);
1042         msg++;
1043         msglen--;
1044     }
1045     if (!ssl_print_extensions(bio, indent, 1, SSL3_MT_SERVER_HELLO, &msg,
1046                               &msglen))
1047         return 0;
1048     return 1;
1049 }
1050
1051 static int ssl_get_keyex(const char **pname, const SSL *ssl)
1052 {
1053     unsigned long alg_k = ssl->s3.tmp.new_cipher->algorithm_mkey;
1054
1055     if (alg_k & SSL_kRSA) {
1056         *pname = "rsa";
1057         return SSL_kRSA;
1058     }
1059     if (alg_k & SSL_kDHE) {
1060         *pname = "DHE";
1061         return SSL_kDHE;
1062     }
1063     if (alg_k & SSL_kECDHE) {
1064         *pname = "ECDHE";
1065         return SSL_kECDHE;
1066     }
1067     if (alg_k & SSL_kPSK) {
1068         *pname = "PSK";
1069         return SSL_kPSK;
1070     }
1071     if (alg_k & SSL_kRSAPSK) {
1072         *pname = "RSAPSK";
1073         return SSL_kRSAPSK;
1074     }
1075     if (alg_k & SSL_kDHEPSK) {
1076         *pname = "DHEPSK";
1077         return SSL_kDHEPSK;
1078     }
1079     if (alg_k & SSL_kECDHEPSK) {
1080         *pname = "ECDHEPSK";
1081         return SSL_kECDHEPSK;
1082     }
1083     if (alg_k & SSL_kSRP) {
1084         *pname = "SRP";
1085         return SSL_kSRP;
1086     }
1087     if (alg_k & SSL_kGOST) {
1088         *pname = "GOST";
1089         return SSL_kGOST;
1090     }
1091     if (alg_k & SSL_kGOST18) {
1092         *pname = "GOST18";
1093         return SSL_kGOST18;
1094     }
1095     *pname = "UNKNOWN";
1096     return 0;
1097 }
1098
1099 static int ssl_print_client_keyex(BIO *bio, int indent, const SSL *ssl,
1100                                   const unsigned char *msg, size_t msglen)
1101 {
1102     const char *algname;
1103     int id = ssl_get_keyex(&algname, ssl);
1104
1105     BIO_indent(bio, indent, 80);
1106     BIO_printf(bio, "KeyExchangeAlgorithm=%s\n", algname);
1107     if (id & SSL_PSK) {
1108         if (!ssl_print_hexbuf(bio, indent + 2,
1109                               "psk_identity", 2, &msg, &msglen))
1110             return 0;
1111     }
1112     switch (id) {
1113
1114     case SSL_kRSA:
1115     case SSL_kRSAPSK:
1116         if (TLS1_get_version(ssl) == SSL3_VERSION) {
1117             ssl_print_hex(bio, indent + 2,
1118                           "EncryptedPreMasterSecret", msg, msglen);
1119         } else {
1120             if (!ssl_print_hexbuf(bio, indent + 2,
1121                                   "EncryptedPreMasterSecret", 2, &msg, &msglen))
1122                 return 0;
1123         }
1124         break;
1125
1126     case SSL_kDHE:
1127     case SSL_kDHEPSK:
1128         if (!ssl_print_hexbuf(bio, indent + 2, "dh_Yc", 2, &msg, &msglen))
1129             return 0;
1130         break;
1131
1132     case SSL_kECDHE:
1133     case SSL_kECDHEPSK:
1134         if (!ssl_print_hexbuf(bio, indent + 2, "ecdh_Yc", 1, &msg, &msglen))
1135             return 0;
1136         break;
1137     case SSL_kGOST:
1138         ssl_print_hex(bio, indent + 2, "GostKeyTransportBlob", msg, msglen);
1139         msglen = 0;
1140         break;
1141     case SSL_kGOST18:
1142         ssl_print_hex(bio, indent + 2,
1143                       "GOST-wrapped PreMasterSecret", msg, msglen);
1144         msglen = 0;
1145         break;
1146     }
1147
1148     return !msglen;
1149 }
1150
1151 static int ssl_print_server_keyex(BIO *bio, int indent, const SSL *ssl,
1152                                   const unsigned char *msg, size_t msglen)
1153 {
1154     const char *algname;
1155     int id = ssl_get_keyex(&algname, ssl);
1156
1157     BIO_indent(bio, indent, 80);
1158     BIO_printf(bio, "KeyExchangeAlgorithm=%s\n", algname);
1159     if (id & SSL_PSK) {
1160         if (!ssl_print_hexbuf(bio, indent + 2,
1161                               "psk_identity_hint", 2, &msg, &msglen))
1162             return 0;
1163     }
1164     switch (id) {
1165     case SSL_kRSA:
1166
1167         if (!ssl_print_hexbuf(bio, indent + 2, "rsa_modulus", 2, &msg, &msglen))
1168             return 0;
1169         if (!ssl_print_hexbuf(bio, indent + 2, "rsa_exponent", 2,
1170                               &msg, &msglen))
1171             return 0;
1172         break;
1173
1174     case SSL_kDHE:
1175     case SSL_kDHEPSK:
1176         if (!ssl_print_hexbuf(bio, indent + 2, "dh_p", 2, &msg, &msglen))
1177             return 0;
1178         if (!ssl_print_hexbuf(bio, indent + 2, "dh_g", 2, &msg, &msglen))
1179             return 0;
1180         if (!ssl_print_hexbuf(bio, indent + 2, "dh_Ys", 2, &msg, &msglen))
1181             return 0;
1182         break;
1183
1184 # ifndef OPENSSL_NO_EC
1185     case SSL_kECDHE:
1186     case SSL_kECDHEPSK:
1187         if (msglen < 1)
1188             return 0;
1189         BIO_indent(bio, indent + 2, 80);
1190         if (msg[0] == EXPLICIT_PRIME_CURVE_TYPE)
1191             BIO_puts(bio, "explicit_prime\n");
1192         else if (msg[0] == EXPLICIT_CHAR2_CURVE_TYPE)
1193             BIO_puts(bio, "explicit_char2\n");
1194         else if (msg[0] == NAMED_CURVE_TYPE) {
1195             int curve;
1196             if (msglen < 3)
1197                 return 0;
1198             curve = (msg[1] << 8) | msg[2];
1199             BIO_printf(bio, "named_curve: %s (%d)\n",
1200                        ssl_trace_str(curve, ssl_groups_tbl), curve);
1201             msg += 3;
1202             msglen -= 3;
1203             if (!ssl_print_hexbuf(bio, indent + 2, "point", 1, &msg, &msglen))
1204                 return 0;
1205         } else {
1206             BIO_printf(bio, "UNKNOWN CURVE PARAMETER TYPE %d\n", msg[0]);
1207             return 0;
1208         }
1209         break;
1210 # endif
1211
1212     case SSL_kPSK:
1213     case SSL_kRSAPSK:
1214         break;
1215     }
1216     if (!(id & SSL_PSK))
1217         ssl_print_signature(bio, indent, ssl, &msg, &msglen);
1218     return !msglen;
1219 }
1220
1221 static int ssl_print_certificate(BIO *bio, int indent,
1222                                  const unsigned char **pmsg, size_t *pmsglen)
1223 {
1224     size_t msglen = *pmsglen;
1225     size_t clen;
1226     X509 *x;
1227     const unsigned char *p = *pmsg, *q;
1228
1229     if (msglen < 3)
1230         return 0;
1231     clen = (p[0] << 16) | (p[1] << 8) | p[2];
1232     if (msglen < clen + 3)
1233         return 0;
1234     q = p + 3;
1235     BIO_indent(bio, indent, 80);
1236     BIO_printf(bio, "ASN.1Cert, length=%d", (int)clen);
1237     x = d2i_X509(NULL, &q, clen);
1238     if (!x)
1239         BIO_puts(bio, "<UNPARSEABLE CERTIFICATE>\n");
1240     else {
1241         BIO_puts(bio, "\n------details-----\n");
1242         X509_print_ex(bio, x, XN_FLAG_ONELINE, 0);
1243         PEM_write_bio_X509(bio, x);
1244         /* Print certificate stuff */
1245         BIO_puts(bio, "------------------\n");
1246         X509_free(x);
1247     }
1248     if (q != p + 3 + clen) {
1249         BIO_puts(bio, "<TRAILING GARBAGE AFTER CERTIFICATE>\n");
1250     }
1251     *pmsg += clen + 3;
1252     *pmsglen -= clen + 3;
1253     return 1;
1254 }
1255
1256 static int ssl_print_certificates(BIO *bio, const SSL *ssl, int server,
1257                                   int indent, const unsigned char *msg,
1258                                   size_t msglen)
1259 {
1260     size_t clen;
1261
1262     if (SSL_IS_TLS13(ssl)
1263             && !ssl_print_hexbuf(bio, indent, "context", 1, &msg, &msglen))
1264         return 0;
1265
1266     if (msglen < 3)
1267         return 0;
1268     clen = (msg[0] << 16) | (msg[1] << 8) | msg[2];
1269     if (msglen != clen + 3)
1270         return 0;
1271     msg += 3;
1272     BIO_indent(bio, indent, 80);
1273     BIO_printf(bio, "certificate_list, length=%d\n", (int)clen);
1274     while (clen > 0) {
1275         if (!ssl_print_certificate(bio, indent + 2, &msg, &clen))
1276             return 0;
1277         if (SSL_IS_TLS13(ssl)
1278             && !ssl_print_extensions(bio, indent + 2, server,
1279                                      SSL3_MT_CERTIFICATE, &msg, &clen))
1280             return 0;
1281
1282     }
1283     return 1;
1284 }
1285
1286 static int ssl_print_cert_request(BIO *bio, int indent, const SSL *ssl,
1287                                   const unsigned char *msg, size_t msglen)
1288 {
1289     size_t xlen;
1290     unsigned int sigalg;
1291
1292     if (SSL_IS_TLS13(ssl)) {
1293         if (!ssl_print_hexbuf(bio, indent, "request_context", 1, &msg, &msglen))
1294             return 0;
1295         if (!ssl_print_extensions(bio, indent, 1,
1296                                   SSL3_MT_CERTIFICATE_REQUEST, &msg, &msglen))
1297             return 0;
1298         return 1;
1299     } else {
1300         if (msglen < 1)
1301             return 0;
1302         xlen = msg[0];
1303         if (msglen < xlen + 1)
1304             return 0;
1305         msg++;
1306         BIO_indent(bio, indent, 80);
1307         BIO_printf(bio, "certificate_types (len=%d)\n", (int)xlen);
1308         if (!ssl_trace_list(bio, indent + 2, msg, xlen, 1, ssl_ctype_tbl))
1309             return 0;
1310         msg += xlen;
1311         msglen -= xlen + 1;
1312     }
1313     if (SSL_USE_SIGALGS(ssl)) {
1314         if (msglen < 2)
1315             return 0;
1316         xlen = (msg[0] << 8) | msg[1];
1317         if (msglen < xlen + 2 || (xlen & 1))
1318             return 0;
1319         msg += 2;
1320         msglen -= xlen + 2;
1321         BIO_indent(bio, indent, 80);
1322         BIO_printf(bio, "signature_algorithms (len=%d)\n", (int)xlen);
1323         while (xlen > 0) {
1324             BIO_indent(bio, indent + 2, 80);
1325             sigalg = (msg[0] << 8) | msg[1];
1326             BIO_printf(bio, "%s (0x%04x)\n",
1327                        ssl_trace_str(sigalg, ssl_sigalg_tbl), sigalg);
1328             xlen -= 2;
1329             msg += 2;
1330         }
1331         msg += xlen;
1332     }
1333
1334     if (msglen < 2)
1335         return 0;
1336     xlen = (msg[0] << 8) | msg[1];
1337     BIO_indent(bio, indent, 80);
1338     if (msglen < xlen + 2)
1339         return 0;
1340     msg += 2;
1341     msglen -= 2 + xlen;
1342     BIO_printf(bio, "certificate_authorities (len=%d)\n", (int)xlen);
1343     while (xlen > 0) {
1344         size_t dlen;
1345         X509_NAME *nm;
1346         const unsigned char *p;
1347         if (xlen < 2)
1348             return 0;
1349         dlen = (msg[0] << 8) | msg[1];
1350         if (xlen < dlen + 2)
1351             return 0;
1352         msg += 2;
1353         BIO_indent(bio, indent + 2, 80);
1354         BIO_printf(bio, "DistinguishedName (len=%d): ", (int)dlen);
1355         p = msg;
1356         nm = d2i_X509_NAME(NULL, &p, dlen);
1357         if (!nm) {
1358             BIO_puts(bio, "<UNPARSEABLE DN>\n");
1359         } else {
1360             X509_NAME_print_ex(bio, nm, 0, XN_FLAG_ONELINE);
1361             BIO_puts(bio, "\n");
1362             X509_NAME_free(nm);
1363         }
1364         xlen -= dlen + 2;
1365         msg += dlen;
1366     }
1367     if (SSL_IS_TLS13(ssl)) {
1368         if (!ssl_print_hexbuf(bio, indent, "request_extensions", 2,
1369                               &msg, &msglen))
1370             return 0;
1371     }
1372     return msglen == 0;
1373 }
1374
1375 static int ssl_print_ticket(BIO *bio, int indent, const SSL *ssl,
1376                             const unsigned char *msg, size_t msglen)
1377 {
1378     unsigned int tick_life;
1379
1380     if (msglen == 0) {
1381         BIO_indent(bio, indent + 2, 80);
1382         BIO_puts(bio, "No Ticket\n");
1383         return 1;
1384     }
1385     if (msglen < 4)
1386         return 0;
1387     tick_life = ((unsigned int)msg[0] << 24)
1388                 | ((unsigned int)msg[1] << 16)
1389                 | ((unsigned int)msg[2] << 8)
1390                 | (unsigned int)msg[3];
1391     msglen -= 4;
1392     msg += 4;
1393     BIO_indent(bio, indent + 2, 80);
1394     BIO_printf(bio, "ticket_lifetime_hint=%u\n", tick_life);
1395     if (SSL_IS_TLS13(ssl)) {
1396         unsigned int ticket_age_add;
1397
1398         if (msglen < 4)
1399             return 0;
1400         ticket_age_add =
1401             ((unsigned int)msg[0] << 24)
1402             | ((unsigned int)msg[1] << 16)
1403             | ((unsigned int)msg[2] << 8)
1404             | (unsigned int)msg[3];
1405         msglen -= 4;
1406         msg += 4;
1407         BIO_indent(bio, indent + 2, 80);
1408         BIO_printf(bio, "ticket_age_add=%u\n", ticket_age_add);
1409         if (!ssl_print_hexbuf(bio, indent + 2, "ticket_nonce", 1, &msg,
1410                               &msglen))
1411             return 0;
1412     }
1413     if (!ssl_print_hexbuf(bio, indent + 2, "ticket", 2, &msg, &msglen))
1414         return 0;
1415     if (SSL_IS_TLS13(ssl)
1416             && !ssl_print_extensions(bio, indent + 2, 0,
1417                                      SSL3_MT_NEWSESSION_TICKET, &msg, &msglen))
1418         return 0;
1419     if (msglen)
1420         return 0;
1421     return 1;
1422 }
1423
1424 static int ssl_print_handshake(BIO *bio, const SSL *ssl, int server,
1425                                const unsigned char *msg, size_t msglen,
1426                                int indent)
1427 {
1428     size_t hlen;
1429     unsigned char htype;
1430
1431     if (msglen < 4)
1432         return 0;
1433     htype = msg[0];
1434     hlen = (msg[1] << 16) | (msg[2] << 8) | msg[3];
1435     BIO_indent(bio, indent, 80);
1436     BIO_printf(bio, "%s, Length=%d\n",
1437                ssl_trace_str(htype, ssl_handshake_tbl), (int)hlen);
1438     msg += 4;
1439     msglen -= 4;
1440     if (SSL_IS_DTLS(ssl)) {
1441         if (msglen < 8)
1442             return 0;
1443         BIO_indent(bio, indent, 80);
1444         BIO_printf(bio, "message_seq=%d, fragment_offset=%d, "
1445                    "fragment_length=%d\n",
1446                    (msg[0] << 8) | msg[1],
1447                    (msg[2] << 16) | (msg[3] << 8) | msg[4],
1448                    (msg[5] << 16) | (msg[6] << 8) | msg[7]);
1449         msg += 8;
1450         msglen -= 8;
1451     }
1452     if (msglen < hlen)
1453         return 0;
1454     switch (htype) {
1455     case SSL3_MT_CLIENT_HELLO:
1456         if (!ssl_print_client_hello(bio, ssl, indent + 2, msg, msglen))
1457             return 0;
1458         break;
1459
1460     case DTLS1_MT_HELLO_VERIFY_REQUEST:
1461         if (!dtls_print_hello_vfyrequest(bio, indent + 2, msg, msglen))
1462             return 0;
1463         break;
1464
1465     case SSL3_MT_SERVER_HELLO:
1466         if (!ssl_print_server_hello(bio, indent + 2, msg, msglen))
1467             return 0;
1468         break;
1469
1470     case SSL3_MT_SERVER_KEY_EXCHANGE:
1471         if (!ssl_print_server_keyex(bio, indent + 2, ssl, msg, msglen))
1472             return 0;
1473         break;
1474
1475     case SSL3_MT_CLIENT_KEY_EXCHANGE:
1476         if (!ssl_print_client_keyex(bio, indent + 2, ssl, msg, msglen))
1477             return 0;
1478         break;
1479
1480     case SSL3_MT_CERTIFICATE:
1481         if (!ssl_print_certificates(bio, ssl, server, indent + 2, msg, msglen))
1482             return 0;
1483         break;
1484
1485     case SSL3_MT_CERTIFICATE_VERIFY:
1486         if (!ssl_print_signature(bio, indent + 2, ssl, &msg, &msglen))
1487             return 0;
1488         break;
1489
1490     case SSL3_MT_CERTIFICATE_REQUEST:
1491         if (!ssl_print_cert_request(bio, indent + 2, ssl, msg, msglen))
1492             return 0;
1493         break;
1494
1495     case SSL3_MT_FINISHED:
1496         ssl_print_hex(bio, indent + 2, "verify_data", msg, msglen);
1497         break;
1498
1499     case SSL3_MT_SERVER_DONE:
1500         if (msglen != 0)
1501             ssl_print_hex(bio, indent + 2, "unexpected value", msg, msglen);
1502         break;
1503
1504     case SSL3_MT_NEWSESSION_TICKET:
1505         if (!ssl_print_ticket(bio, indent + 2, ssl, msg, msglen))
1506             return 0;
1507         break;
1508
1509     case SSL3_MT_ENCRYPTED_EXTENSIONS:
1510         if (!ssl_print_extensions(bio, indent + 2, 1,
1511                                   SSL3_MT_ENCRYPTED_EXTENSIONS, &msg, &msglen))
1512             return 0;
1513         break;
1514
1515     case SSL3_MT_KEY_UPDATE:
1516         if (msglen != 1) {
1517             ssl_print_hex(bio, indent + 2, "unexpected value", msg, msglen);
1518             return 0;
1519         }
1520         if (!ssl_trace_list(bio, indent + 2, msg, msglen, 1,
1521                             ssl_key_update_tbl))
1522             return 0;
1523         break;
1524
1525     default:
1526         BIO_indent(bio, indent + 2, 80);
1527         BIO_puts(bio, "Unsupported, hex dump follows:\n");
1528         BIO_dump_indent(bio, (const char *)msg, msglen, indent + 4);
1529     }
1530     return 1;
1531 }
1532
1533 void SSL_trace(int write_p, int version, int content_type,
1534                const void *buf, size_t msglen, SSL *ssl, void *arg)
1535 {
1536     const unsigned char *msg = buf;
1537     BIO *bio = arg;
1538
1539     switch (content_type) {
1540     case SSL3_RT_HEADER:
1541         {
1542             int hvers;
1543
1544             /* avoid overlapping with length at the end of buffer */
1545             if (msglen < (size_t)(SSL_IS_DTLS(ssl) ?
1546                      DTLS1_RT_HEADER_LENGTH : SSL3_RT_HEADER_LENGTH)) {
1547                 BIO_puts(bio, write_p ? "Sent" : "Received");
1548                 ssl_print_hex(bio, 0, " too short message", msg, msglen);
1549                 break;
1550             }
1551             hvers = msg[1] << 8 | msg[2];
1552             BIO_puts(bio, write_p ? "Sent" : "Received");
1553             BIO_printf(bio, " Record\nHeader:\n  Version = %s (0x%x)\n",
1554                        ssl_trace_str(hvers, ssl_version_tbl), hvers);
1555             if (SSL_IS_DTLS(ssl)) {
1556                 BIO_printf(bio,
1557                            "  epoch=%d, sequence_number=%04x%04x%04x\n",
1558                            (msg[3] << 8 | msg[4]),
1559                            (msg[5] << 8 | msg[6]),
1560                            (msg[7] << 8 | msg[8]), (msg[9] << 8 | msg[10]));
1561             }
1562
1563             BIO_printf(bio, "  Content Type = %s (%d)\n  Length = %d",
1564                        ssl_trace_str(msg[0], ssl_content_tbl), msg[0],
1565                        msg[msglen - 2] << 8 | msg[msglen - 1]);
1566         }
1567         break;
1568
1569     case SSL3_RT_INNER_CONTENT_TYPE:
1570         BIO_printf(bio, "  Inner Content Type = %s (%d)",
1571                    ssl_trace_str(msg[0], ssl_content_tbl), msg[0]);
1572         break;
1573
1574     case SSL3_RT_HANDSHAKE:
1575         if (!ssl_print_handshake(bio, ssl, ssl->server ? write_p : !write_p,
1576                                  msg, msglen, 4))
1577             BIO_printf(bio, "Message length parse error!\n");
1578         break;
1579
1580     case SSL3_RT_CHANGE_CIPHER_SPEC:
1581         if (msglen == 1 && msg[0] == 1)
1582             BIO_puts(bio, "    change_cipher_spec (1)\n");
1583         else
1584             ssl_print_hex(bio, 4, "unknown value", msg, msglen);
1585         break;
1586
1587     case SSL3_RT_ALERT:
1588         if (msglen != 2)
1589             BIO_puts(bio, "    Illegal Alert Length\n");
1590         else {
1591             BIO_printf(bio, "    Level=%s(%d), description=%s(%d)\n",
1592                        SSL_alert_type_string_long(msg[0] << 8),
1593                        msg[0], SSL_alert_desc_string_long(msg[1]), msg[1]);
1594         }
1595
1596     }
1597
1598     BIO_puts(bio, "\n");
1599 }
1600
1601 #endif