Home | History | Annotate | Line # | Download | only in ssl
t1_trce.c revision 1.1.1.8
      1 /*
      2  * Copyright 2012-2021 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     case SSL_kECDHE:
   1185     case SSL_kECDHEPSK:
   1186         if (msglen < 1)
   1187             return 0;
   1188         BIO_indent(bio, indent + 2, 80);
   1189         if (msg[0] == EXPLICIT_PRIME_CURVE_TYPE)
   1190             BIO_puts(bio, "explicit_prime\n");
   1191         else if (msg[0] == EXPLICIT_CHAR2_CURVE_TYPE)
   1192             BIO_puts(bio, "explicit_char2\n");
   1193         else if (msg[0] == NAMED_CURVE_TYPE) {
   1194             int curve;
   1195             if (msglen < 3)
   1196                 return 0;
   1197             curve = (msg[1] << 8) | msg[2];
   1198             BIO_printf(bio, "named_curve: %s (%d)\n",
   1199                        ssl_trace_str(curve, ssl_groups_tbl), curve);
   1200             msg += 3;
   1201             msglen -= 3;
   1202             if (!ssl_print_hexbuf(bio, indent + 2, "point", 1, &msg, &msglen))
   1203                 return 0;
   1204         } else {
   1205             BIO_printf(bio, "UNKNOWN CURVE PARAMETER TYPE %d\n", msg[0]);
   1206             return 0;
   1207         }
   1208         break;
   1209 
   1210     case SSL_kPSK:
   1211     case SSL_kRSAPSK:
   1212         break;
   1213     }
   1214     if (!(id & SSL_PSK))
   1215         ssl_print_signature(bio, indent, ssl, &msg, &msglen);
   1216     return !msglen;
   1217 }
   1218 
   1219 static int ssl_print_certificate(BIO *bio, int indent,
   1220                                  const unsigned char **pmsg, size_t *pmsglen)
   1221 {
   1222     size_t msglen = *pmsglen;
   1223     size_t clen;
   1224     X509 *x;
   1225     const unsigned char *p = *pmsg, *q;
   1226 
   1227     if (msglen < 3)
   1228         return 0;
   1229     clen = (p[0] << 16) | (p[1] << 8) | p[2];
   1230     if (msglen < clen + 3)
   1231         return 0;
   1232     q = p + 3;
   1233     BIO_indent(bio, indent, 80);
   1234     BIO_printf(bio, "ASN.1Cert, length=%d", (int)clen);
   1235     x = d2i_X509(NULL, &q, clen);
   1236     if (!x)
   1237         BIO_puts(bio, "<UNPARSEABLE CERTIFICATE>\n");
   1238     else {
   1239         BIO_puts(bio, "\n------details-----\n");
   1240         X509_print_ex(bio, x, XN_FLAG_ONELINE, 0);
   1241         PEM_write_bio_X509(bio, x);
   1242         /* Print certificate stuff */
   1243         BIO_puts(bio, "------------------\n");
   1244         X509_free(x);
   1245     }
   1246     if (q != p + 3 + clen) {
   1247         BIO_puts(bio, "<TRAILING GARBAGE AFTER CERTIFICATE>\n");
   1248     }
   1249     *pmsg += clen + 3;
   1250     *pmsglen -= clen + 3;
   1251     return 1;
   1252 }
   1253 
   1254 static int ssl_print_certificates(BIO *bio, const SSL *ssl, int server,
   1255                                   int indent, const unsigned char *msg,
   1256                                   size_t msglen)
   1257 {
   1258     size_t clen;
   1259 
   1260     if (SSL_IS_TLS13(ssl)
   1261             && !ssl_print_hexbuf(bio, indent, "context", 1, &msg, &msglen))
   1262         return 0;
   1263 
   1264     if (msglen < 3)
   1265         return 0;
   1266     clen = (msg[0] << 16) | (msg[1] << 8) | msg[2];
   1267     if (msglen != clen + 3)
   1268         return 0;
   1269     msg += 3;
   1270     BIO_indent(bio, indent, 80);
   1271     BIO_printf(bio, "certificate_list, length=%d\n", (int)clen);
   1272     while (clen > 0) {
   1273         if (!ssl_print_certificate(bio, indent + 2, &msg, &clen))
   1274             return 0;
   1275         if (SSL_IS_TLS13(ssl)
   1276             && !ssl_print_extensions(bio, indent + 2, server,
   1277                                      SSL3_MT_CERTIFICATE, &msg, &clen))
   1278             return 0;
   1279 
   1280     }
   1281     return 1;
   1282 }
   1283 
   1284 static int ssl_print_cert_request(BIO *bio, int indent, const SSL *ssl,
   1285                                   const unsigned char *msg, size_t msglen)
   1286 {
   1287     size_t xlen;
   1288     unsigned int sigalg;
   1289 
   1290     if (SSL_IS_TLS13(ssl)) {
   1291         if (!ssl_print_hexbuf(bio, indent, "request_context", 1, &msg, &msglen))
   1292             return 0;
   1293         if (!ssl_print_extensions(bio, indent, 1,
   1294                                   SSL3_MT_CERTIFICATE_REQUEST, &msg, &msglen))
   1295             return 0;
   1296         return 1;
   1297     } else {
   1298         if (msglen < 1)
   1299             return 0;
   1300         xlen = msg[0];
   1301         if (msglen < xlen + 1)
   1302             return 0;
   1303         msg++;
   1304         BIO_indent(bio, indent, 80);
   1305         BIO_printf(bio, "certificate_types (len=%d)\n", (int)xlen);
   1306         if (!ssl_trace_list(bio, indent + 2, msg, xlen, 1, ssl_ctype_tbl))
   1307             return 0;
   1308         msg += xlen;
   1309         msglen -= xlen + 1;
   1310     }
   1311     if (SSL_USE_SIGALGS(ssl)) {
   1312         if (msglen < 2)
   1313             return 0;
   1314         xlen = (msg[0] << 8) | msg[1];
   1315         if (msglen < xlen + 2 || (xlen & 1))
   1316             return 0;
   1317         msg += 2;
   1318         msglen -= xlen + 2;
   1319         BIO_indent(bio, indent, 80);
   1320         BIO_printf(bio, "signature_algorithms (len=%d)\n", (int)xlen);
   1321         while (xlen > 0) {
   1322             BIO_indent(bio, indent + 2, 80);
   1323             sigalg = (msg[0] << 8) | msg[1];
   1324             BIO_printf(bio, "%s (0x%04x)\n",
   1325                        ssl_trace_str(sigalg, ssl_sigalg_tbl), sigalg);
   1326             xlen -= 2;
   1327             msg += 2;
   1328         }
   1329         msg += xlen;
   1330     }
   1331 
   1332     if (msglen < 2)
   1333         return 0;
   1334     xlen = (msg[0] << 8) | msg[1];
   1335     BIO_indent(bio, indent, 80);
   1336     if (msglen < xlen + 2)
   1337         return 0;
   1338     msg += 2;
   1339     msglen -= 2 + xlen;
   1340     BIO_printf(bio, "certificate_authorities (len=%d)\n", (int)xlen);
   1341     while (xlen > 0) {
   1342         size_t dlen;
   1343         X509_NAME *nm;
   1344         const unsigned char *p;
   1345         if (xlen < 2)
   1346             return 0;
   1347         dlen = (msg[0] << 8) | msg[1];
   1348         if (xlen < dlen + 2)
   1349             return 0;
   1350         msg += 2;
   1351         BIO_indent(bio, indent + 2, 80);
   1352         BIO_printf(bio, "DistinguishedName (len=%d): ", (int)dlen);
   1353         p = msg;
   1354         nm = d2i_X509_NAME(NULL, &p, dlen);
   1355         if (!nm) {
   1356             BIO_puts(bio, "<UNPARSEABLE DN>\n");
   1357         } else {
   1358             X509_NAME_print_ex(bio, nm, 0, XN_FLAG_ONELINE);
   1359             BIO_puts(bio, "\n");
   1360             X509_NAME_free(nm);
   1361         }
   1362         xlen -= dlen + 2;
   1363         msg += dlen;
   1364     }
   1365     if (SSL_IS_TLS13(ssl)) {
   1366         if (!ssl_print_hexbuf(bio, indent, "request_extensions", 2,
   1367                               &msg, &msglen))
   1368             return 0;
   1369     }
   1370     return msglen == 0;
   1371 }
   1372 
   1373 static int ssl_print_ticket(BIO *bio, int indent, const SSL *ssl,
   1374                             const unsigned char *msg, size_t msglen)
   1375 {
   1376     unsigned int tick_life;
   1377 
   1378     if (msglen == 0) {
   1379         BIO_indent(bio, indent + 2, 80);
   1380         BIO_puts(bio, "No Ticket\n");
   1381         return 1;
   1382     }
   1383     if (msglen < 4)
   1384         return 0;
   1385     tick_life = ((unsigned int)msg[0] << 24)
   1386                 | ((unsigned int)msg[1] << 16)
   1387                 | ((unsigned int)msg[2] << 8)
   1388                 | (unsigned int)msg[3];
   1389     msglen -= 4;
   1390     msg += 4;
   1391     BIO_indent(bio, indent + 2, 80);
   1392     BIO_printf(bio, "ticket_lifetime_hint=%u\n", tick_life);
   1393     if (SSL_IS_TLS13(ssl)) {
   1394         unsigned int ticket_age_add;
   1395 
   1396         if (msglen < 4)
   1397             return 0;
   1398         ticket_age_add =
   1399             ((unsigned int)msg[0] << 24)
   1400             | ((unsigned int)msg[1] << 16)
   1401             | ((unsigned int)msg[2] << 8)
   1402             | (unsigned int)msg[3];
   1403         msglen -= 4;
   1404         msg += 4;
   1405         BIO_indent(bio, indent + 2, 80);
   1406         BIO_printf(bio, "ticket_age_add=%u\n", ticket_age_add);
   1407         if (!ssl_print_hexbuf(bio, indent + 2, "ticket_nonce", 1, &msg,
   1408                               &msglen))
   1409             return 0;
   1410     }
   1411     if (!ssl_print_hexbuf(bio, indent + 2, "ticket", 2, &msg, &msglen))
   1412         return 0;
   1413     if (SSL_IS_TLS13(ssl)
   1414             && !ssl_print_extensions(bio, indent + 2, 0,
   1415                                      SSL3_MT_NEWSESSION_TICKET, &msg, &msglen))
   1416         return 0;
   1417     if (msglen)
   1418         return 0;
   1419     return 1;
   1420 }
   1421 
   1422 static int ssl_print_handshake(BIO *bio, const SSL *ssl, int server,
   1423                                const unsigned char *msg, size_t msglen,
   1424                                int indent)
   1425 {
   1426     size_t hlen;
   1427     unsigned char htype;
   1428 
   1429     if (msglen < 4)
   1430         return 0;
   1431     htype = msg[0];
   1432     hlen = (msg[1] << 16) | (msg[2] << 8) | msg[3];
   1433     BIO_indent(bio, indent, 80);
   1434     BIO_printf(bio, "%s, Length=%d\n",
   1435                ssl_trace_str(htype, ssl_handshake_tbl), (int)hlen);
   1436     msg += 4;
   1437     msglen -= 4;
   1438     if (SSL_IS_DTLS(ssl)) {
   1439         if (msglen < 8)
   1440             return 0;
   1441         BIO_indent(bio, indent, 80);
   1442         BIO_printf(bio, "message_seq=%d, fragment_offset=%d, "
   1443                    "fragment_length=%d\n",
   1444                    (msg[0] << 8) | msg[1],
   1445                    (msg[2] << 16) | (msg[3] << 8) | msg[4],
   1446                    (msg[5] << 16) | (msg[6] << 8) | msg[7]);
   1447         msg += 8;
   1448         msglen -= 8;
   1449     }
   1450     if (msglen < hlen)
   1451         return 0;
   1452     switch (htype) {
   1453     case SSL3_MT_CLIENT_HELLO:
   1454         if (!ssl_print_client_hello(bio, ssl, indent + 2, msg, msglen))
   1455             return 0;
   1456         break;
   1457 
   1458     case DTLS1_MT_HELLO_VERIFY_REQUEST:
   1459         if (!dtls_print_hello_vfyrequest(bio, indent + 2, msg, msglen))
   1460             return 0;
   1461         break;
   1462 
   1463     case SSL3_MT_SERVER_HELLO:
   1464         if (!ssl_print_server_hello(bio, indent + 2, msg, msglen))
   1465             return 0;
   1466         break;
   1467 
   1468     case SSL3_MT_SERVER_KEY_EXCHANGE:
   1469         if (!ssl_print_server_keyex(bio, indent + 2, ssl, msg, msglen))
   1470             return 0;
   1471         break;
   1472 
   1473     case SSL3_MT_CLIENT_KEY_EXCHANGE:
   1474         if (!ssl_print_client_keyex(bio, indent + 2, ssl, msg, msglen))
   1475             return 0;
   1476         break;
   1477 
   1478     case SSL3_MT_CERTIFICATE:
   1479         if (!ssl_print_certificates(bio, ssl, server, indent + 2, msg, msglen))
   1480             return 0;
   1481         break;
   1482 
   1483     case SSL3_MT_CERTIFICATE_VERIFY:
   1484         if (!ssl_print_signature(bio, indent + 2, ssl, &msg, &msglen))
   1485             return 0;
   1486         break;
   1487 
   1488     case SSL3_MT_CERTIFICATE_REQUEST:
   1489         if (!ssl_print_cert_request(bio, indent + 2, ssl, msg, msglen))
   1490             return 0;
   1491         break;
   1492 
   1493     case SSL3_MT_FINISHED:
   1494         ssl_print_hex(bio, indent + 2, "verify_data", msg, msglen);
   1495         break;
   1496 
   1497     case SSL3_MT_SERVER_DONE:
   1498         if (msglen != 0)
   1499             ssl_print_hex(bio, indent + 2, "unexpected value", msg, msglen);
   1500         break;
   1501 
   1502     case SSL3_MT_NEWSESSION_TICKET:
   1503         if (!ssl_print_ticket(bio, indent + 2, ssl, msg, msglen))
   1504             return 0;
   1505         break;
   1506 
   1507     case SSL3_MT_ENCRYPTED_EXTENSIONS:
   1508         if (!ssl_print_extensions(bio, indent + 2, 1,
   1509                                   SSL3_MT_ENCRYPTED_EXTENSIONS, &msg, &msglen))
   1510             return 0;
   1511         break;
   1512 
   1513     case SSL3_MT_KEY_UPDATE:
   1514         if (msglen != 1) {
   1515             ssl_print_hex(bio, indent + 2, "unexpected value", msg, msglen);
   1516             return 0;
   1517         }
   1518         if (!ssl_trace_list(bio, indent + 2, msg, msglen, 1,
   1519                             ssl_key_update_tbl))
   1520             return 0;
   1521         break;
   1522 
   1523     default:
   1524         BIO_indent(bio, indent + 2, 80);
   1525         BIO_puts(bio, "Unsupported, hex dump follows:\n");
   1526         BIO_dump_indent(bio, (const char *)msg, msglen, indent + 4);
   1527     }
   1528     return 1;
   1529 }
   1530 
   1531 void SSL_trace(int write_p, int version, int content_type,
   1532                const void *buf, size_t msglen, SSL *ssl, void *arg)
   1533 {
   1534     const unsigned char *msg = buf;
   1535     BIO *bio = arg;
   1536 
   1537     switch (content_type) {
   1538     case SSL3_RT_HEADER:
   1539         {
   1540             int hvers;
   1541 
   1542             /* avoid overlapping with length at the end of buffer */
   1543             if (msglen < (size_t)(SSL_IS_DTLS(ssl) ?
   1544                      DTLS1_RT_HEADER_LENGTH : SSL3_RT_HEADER_LENGTH)) {
   1545                 BIO_puts(bio, write_p ? "Sent" : "Received");
   1546                 ssl_print_hex(bio, 0, " too short message", msg, msglen);
   1547                 break;
   1548             }
   1549             hvers = msg[1] << 8 | msg[2];
   1550             BIO_puts(bio, write_p ? "Sent" : "Received");
   1551             BIO_printf(bio, " Record\nHeader:\n  Version = %s (0x%x)\n",
   1552                        ssl_trace_str(hvers, ssl_version_tbl), hvers);
   1553             if (SSL_IS_DTLS(ssl)) {
   1554                 BIO_printf(bio,
   1555                            "  epoch=%d, sequence_number=%04x%04x%04x\n",
   1556                            (msg[3] << 8 | msg[4]),
   1557                            (msg[5] << 8 | msg[6]),
   1558                            (msg[7] << 8 | msg[8]), (msg[9] << 8 | msg[10]));
   1559             }
   1560 
   1561             BIO_printf(bio, "  Content Type = %s (%d)\n  Length = %d",
   1562                        ssl_trace_str(msg[0], ssl_content_tbl), msg[0],
   1563                        msg[msglen - 2] << 8 | msg[msglen - 1]);
   1564         }
   1565         break;
   1566 
   1567     case SSL3_RT_INNER_CONTENT_TYPE:
   1568         BIO_printf(bio, "  Inner Content Type = %s (%d)",
   1569                    ssl_trace_str(msg[0], ssl_content_tbl), msg[0]);
   1570         break;
   1571 
   1572     case SSL3_RT_HANDSHAKE:
   1573         if (!ssl_print_handshake(bio, ssl, ssl->server ? write_p : !write_p,
   1574                                  msg, msglen, 4))
   1575             BIO_printf(bio, "Message length parse error!\n");
   1576         break;
   1577 
   1578     case SSL3_RT_CHANGE_CIPHER_SPEC:
   1579         if (msglen == 1 && msg[0] == 1)
   1580             BIO_puts(bio, "    change_cipher_spec (1)\n");
   1581         else
   1582             ssl_print_hex(bio, 4, "unknown value", msg, msglen);
   1583         break;
   1584 
   1585     case SSL3_RT_ALERT:
   1586         if (msglen != 2)
   1587             BIO_puts(bio, "    Illegal Alert Length\n");
   1588         else {
   1589             BIO_printf(bio, "    Level=%s(%d), description=%s(%d)\n",
   1590                        SSL_alert_type_string_long(msg[0] << 8),
   1591                        msg[0], SSL_alert_desc_string_long(msg[1]), msg[1]);
   1592         }
   1593 
   1594     }
   1595 
   1596     BIO_puts(bio, "\n");
   1597 }
   1598 
   1599 #endif
   1600