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t1_trce.c revision 1.1.1.3.2.1
      1 /*
      2  * Copyright 2012-2018 The OpenSSL Project Authors. All Rights Reserved.
      3  *
      4  * Licensed under the OpenSSL license (the "License").  You may not use
      5  * this file except in compliance with the License.  You can obtain a copy
      6  * in the file LICENSE in the source distribution or at
      7  * https://www.openssl.org/source/license.html
      8  */
      9 
     10 #include "ssl_locl.h"
     11 
     12 #ifndef OPENSSL_NO_SSL_TRACE
     13 
     14 /* Packet trace support for OpenSSL */
     15 
     16 typedef struct {
     17     int num;
     18     const char *name;
     19 } ssl_trace_tbl;
     20 
     21 # define ssl_trace_str(val, tbl) \
     22     do_ssl_trace_str(val, tbl, OSSL_NELEM(tbl))
     23 
     24 # define ssl_trace_list(bio, indent, msg, msglen, value, table) \
     25     do_ssl_trace_list(bio, indent, msg, msglen, value, \
     26                       table, OSSL_NELEM(table))
     27 
     28 static const char *do_ssl_trace_str(int val, 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     {0xCCA8, "TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256"},
    431     {0xCCA9, "TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256"},
    432     {0xCCAA, "TLS_DHE_RSA_WITH_CHACHA20_POLY1305_SHA256"},
    433     {0xCCAB, "TLS_PSK_WITH_CHACHA20_POLY1305_SHA256"},
    434     {0xCCAC, "TLS_ECDHE_PSK_WITH_CHACHA20_POLY1305_SHA256"},
    435     {0xCCAD, "TLS_DHE_PSK_WITH_CHACHA20_POLY1305_SHA256"},
    436     {0xCCAE, "TLS_RSA_PSK_WITH_CHACHA20_POLY1305_SHA256"},
    437     {0x1301, "TLS_AES_128_GCM_SHA256"},
    438     {0x1302, "TLS_AES_256_GCM_SHA384"},
    439     {0x1303, "TLS_CHACHA20_POLY1305_SHA256"},
    440     {0x1304, "TLS_AES_128_CCM_SHA256"},
    441     {0x1305, "TLS_AES_128_CCM_8_SHA256"},
    442     {0xFEFE, "SSL_RSA_FIPS_WITH_DES_CBC_SHA"},
    443     {0xFEFF, "SSL_RSA_FIPS_WITH_3DES_EDE_CBC_SHA"},
    444     {0xFF85, "GOST2012-GOST8912-GOST8912"},
    445     {0xFF87, "GOST2012-NULL-GOST12"},
    446 };
    447 
    448 /* Compression methods */
    449 static const ssl_trace_tbl ssl_comp_tbl[] = {
    450     {0x0000, "No Compression"},
    451     {0x0001, "Zlib Compression"}
    452 };
    453 
    454 /* Extensions sorted by ascending id */
    455 static const ssl_trace_tbl ssl_exts_tbl[] = {
    456     {TLSEXT_TYPE_server_name, "server_name"},
    457     {TLSEXT_TYPE_max_fragment_length, "max_fragment_length"},
    458     {TLSEXT_TYPE_client_certificate_url, "client_certificate_url"},
    459     {TLSEXT_TYPE_trusted_ca_keys, "trusted_ca_keys"},
    460     {TLSEXT_TYPE_truncated_hmac, "truncated_hmac"},
    461     {TLSEXT_TYPE_status_request, "status_request"},
    462     {TLSEXT_TYPE_user_mapping, "user_mapping"},
    463     {TLSEXT_TYPE_client_authz, "client_authz"},
    464     {TLSEXT_TYPE_server_authz, "server_authz"},
    465     {TLSEXT_TYPE_cert_type, "cert_type"},
    466     {TLSEXT_TYPE_supported_groups, "supported_groups"},
    467     {TLSEXT_TYPE_ec_point_formats, "ec_point_formats"},
    468     {TLSEXT_TYPE_srp, "srp"},
    469     {TLSEXT_TYPE_signature_algorithms, "signature_algorithms"},
    470     {TLSEXT_TYPE_use_srtp, "use_srtp"},
    471     {TLSEXT_TYPE_heartbeat, "tls_heartbeat"},
    472     {TLSEXT_TYPE_application_layer_protocol_negotiation,
    473      "application_layer_protocol_negotiation"},
    474     {TLSEXT_TYPE_signed_certificate_timestamp, "signed_certificate_timestamps"},
    475     {TLSEXT_TYPE_padding, "padding"},
    476     {TLSEXT_TYPE_encrypt_then_mac, "encrypt_then_mac"},
    477     {TLSEXT_TYPE_extended_master_secret, "extended_master_secret"},
    478     {TLSEXT_TYPE_session_ticket, "session_ticket"},
    479     {TLSEXT_TYPE_psk, "psk"},
    480     {TLSEXT_TYPE_early_data, "early_data"},
    481     {TLSEXT_TYPE_supported_versions, "supported_versions"},
    482     {TLSEXT_TYPE_cookie, "cookie_ext"},
    483     {TLSEXT_TYPE_psk_kex_modes, "psk_key_exchange_modes"},
    484     {TLSEXT_TYPE_certificate_authorities, "certificate_authorities"},
    485     {TLSEXT_TYPE_post_handshake_auth, "post_handshake_auth"},
    486     {TLSEXT_TYPE_signature_algorithms_cert, "signature_algorithms_cert"},
    487     {TLSEXT_TYPE_key_share, "key_share"},
    488     {TLSEXT_TYPE_renegotiate, "renegotiate"},
    489 # ifndef OPENSSL_NO_NEXTPROTONEG
    490     {TLSEXT_TYPE_next_proto_neg, "next_proto_neg"},
    491 # endif
    492 };
    493 
    494 static const ssl_trace_tbl ssl_groups_tbl[] = {
    495     {1, "sect163k1 (K-163)"},
    496     {2, "sect163r1"},
    497     {3, "sect163r2 (B-163)"},
    498     {4, "sect193r1"},
    499     {5, "sect193r2"},
    500     {6, "sect233k1 (K-233)"},
    501     {7, "sect233r1 (B-233)"},
    502     {8, "sect239k1"},
    503     {9, "sect283k1 (K-283)"},
    504     {10, "sect283r1 (B-283)"},
    505     {11, "sect409k1 (K-409)"},
    506     {12, "sect409r1 (B-409)"},
    507     {13, "sect571k1 (K-571)"},
    508     {14, "sect571r1 (B-571)"},
    509     {15, "secp160k1"},
    510     {16, "secp160r1"},
    511     {17, "secp160r2"},
    512     {18, "secp192k1"},
    513     {19, "secp192r1 (P-192)"},
    514     {20, "secp224k1"},
    515     {21, "secp224r1 (P-224)"},
    516     {22, "secp256k1"},
    517     {23, "secp256r1 (P-256)"},
    518     {24, "secp384r1 (P-384)"},
    519     {25, "secp521r1 (P-521)"},
    520     {26, "brainpoolP256r1"},
    521     {27, "brainpoolP384r1"},
    522     {28, "brainpoolP512r1"},
    523     {29, "ecdh_x25519"},
    524     {30, "ecdh_x448"},
    525     {256, "ffdhe2048"},
    526     {257, "ffdhe3072"},
    527     {258, "ffdhe4096"},
    528     {259, "ffdhe6144"},
    529     {260, "ffdhe8192"},
    530     {0xFF01, "arbitrary_explicit_prime_curves"},
    531     {0xFF02, "arbitrary_explicit_char2_curves"}
    532 };
    533 
    534 static const ssl_trace_tbl ssl_point_tbl[] = {
    535     {0, "uncompressed"},
    536     {1, "ansiX962_compressed_prime"},
    537     {2, "ansiX962_compressed_char2"}
    538 };
    539 
    540 static const ssl_trace_tbl ssl_mfl_tbl[] = {
    541     {0, "disabled"},
    542     {1, "max_fragment_length := 2^9 (512 bytes)"},
    543     {2, "max_fragment_length := 2^10 (1024 bytes)"},
    544     {3, "max_fragment_length := 2^11 (2048 bytes)"},
    545     {4, "max_fragment_length := 2^12 (4096 bytes)"}
    546 };
    547 
    548 static const ssl_trace_tbl ssl_sigalg_tbl[] = {
    549     {TLSEXT_SIGALG_ecdsa_secp256r1_sha256, "ecdsa_secp256r1_sha256"},
    550     {TLSEXT_SIGALG_ecdsa_secp384r1_sha384, "ecdsa_secp384r1_sha384"},
    551     {TLSEXT_SIGALG_ecdsa_secp521r1_sha512, "ecdsa_secp521r1_sha512"},
    552     {TLSEXT_SIGALG_ecdsa_sha224, "ecdsa_sha224"},
    553     {TLSEXT_SIGALG_ed25519, "ed25519"},
    554     {TLSEXT_SIGALG_ed448, "ed448"},
    555     {TLSEXT_SIGALG_ecdsa_sha1, "ecdsa_sha1"},
    556     {TLSEXT_SIGALG_rsa_pss_rsae_sha256, "rsa_pss_rsae_sha256"},
    557     {TLSEXT_SIGALG_rsa_pss_rsae_sha384, "rsa_pss_rsae_sha384"},
    558     {TLSEXT_SIGALG_rsa_pss_rsae_sha512, "rsa_pss_rsae_sha512"},
    559     {TLSEXT_SIGALG_rsa_pss_pss_sha256, "rsa_pss_pss_sha256"},
    560     {TLSEXT_SIGALG_rsa_pss_pss_sha384, "rsa_pss_pss_sha384"},
    561     {TLSEXT_SIGALG_rsa_pss_pss_sha512, "rsa_pss_pss_sha512"},
    562     {TLSEXT_SIGALG_rsa_pkcs1_sha256, "rsa_pkcs1_sha256"},
    563     {TLSEXT_SIGALG_rsa_pkcs1_sha384, "rsa_pkcs1_sha384"},
    564     {TLSEXT_SIGALG_rsa_pkcs1_sha512, "rsa_pkcs1_sha512"},
    565     {TLSEXT_SIGALG_rsa_pkcs1_sha224, "rsa_pkcs1_sha224"},
    566     {TLSEXT_SIGALG_rsa_pkcs1_sha1, "rsa_pkcs1_sha1"},
    567     {TLSEXT_SIGALG_dsa_sha256, "dsa_sha256"},
    568     {TLSEXT_SIGALG_dsa_sha384, "dsa_sha384"},
    569     {TLSEXT_SIGALG_dsa_sha512, "dsa_sha512"},
    570     {TLSEXT_SIGALG_dsa_sha224, "dsa_sha224"},
    571     {TLSEXT_SIGALG_dsa_sha1, "dsa_sha1"},
    572     {TLSEXT_SIGALG_gostr34102012_256_gostr34112012_256, "gost2012_256"},
    573     {TLSEXT_SIGALG_gostr34102012_512_gostr34112012_512, "gost2012_512"},
    574     {TLSEXT_SIGALG_gostr34102001_gostr3411, "gost2001_gost94"},
    575 };
    576 
    577 static const ssl_trace_tbl ssl_ctype_tbl[] = {
    578     {1, "rsa_sign"},
    579     {2, "dss_sign"},
    580     {3, "rsa_fixed_dh"},
    581     {4, "dss_fixed_dh"},
    582     {5, "rsa_ephemeral_dh"},
    583     {6, "dss_ephemeral_dh"},
    584     {20, "fortezza_dms"},
    585     {64, "ecdsa_sign"},
    586     {65, "rsa_fixed_ecdh"},
    587     {66, "ecdsa_fixed_ecdh"}
    588 };
    589 
    590 static const ssl_trace_tbl ssl_psk_kex_modes_tbl[] = {
    591     {TLSEXT_KEX_MODE_KE, "psk_ke"},
    592     {TLSEXT_KEX_MODE_KE_DHE, "psk_dhe_ke"}
    593 };
    594 
    595 static const ssl_trace_tbl ssl_key_update_tbl[] = {
    596     {SSL_KEY_UPDATE_NOT_REQUESTED, "update_not_requested"},
    597     {SSL_KEY_UPDATE_REQUESTED, "update_requested"}
    598 };
    599 
    600 static void ssl_print_hex(BIO *bio, int indent, const char *name,
    601                           const unsigned char *msg, size_t msglen)
    602 {
    603     size_t i;
    604 
    605     BIO_indent(bio, indent, 80);
    606     BIO_printf(bio, "%s (len=%d): ", name, (int)msglen);
    607     for (i = 0; i < msglen; i++)
    608         BIO_printf(bio, "%02X", msg[i]);
    609     BIO_puts(bio, "\n");
    610 }
    611 
    612 static int ssl_print_hexbuf(BIO *bio, int indent, const char *name, size_t nlen,
    613                             const unsigned char **pmsg, size_t *pmsglen)
    614 {
    615     size_t blen;
    616     const unsigned char *p = *pmsg;
    617 
    618     if (*pmsglen < nlen)
    619         return 0;
    620     blen = p[0];
    621     if (nlen > 1)
    622         blen = (blen << 8) | p[1];
    623     if (*pmsglen < nlen + blen)
    624         return 0;
    625     p += nlen;
    626     ssl_print_hex(bio, indent, name, p, blen);
    627     *pmsg += blen + nlen;
    628     *pmsglen -= blen + nlen;
    629     return 1;
    630 }
    631 
    632 static int ssl_print_version(BIO *bio, int indent, const char *name,
    633                              const unsigned char **pmsg, size_t *pmsglen,
    634                              unsigned int *version)
    635 {
    636     int vers;
    637 
    638     if (*pmsglen < 2)
    639         return 0;
    640     vers = ((*pmsg)[0] << 8) | (*pmsg)[1];
    641     if (version != NULL)
    642         *version = vers;
    643     BIO_indent(bio, indent, 80);
    644     BIO_printf(bio, "%s=0x%x (%s)\n",
    645                name, vers, ssl_trace_str(vers, ssl_version_tbl));
    646     *pmsg += 2;
    647     *pmsglen -= 2;
    648     return 1;
    649 }
    650 
    651 static int ssl_print_random(BIO *bio, int indent,
    652                             const unsigned char **pmsg, size_t *pmsglen)
    653 {
    654     unsigned int tm;
    655     const unsigned char *p = *pmsg;
    656 
    657     if (*pmsglen < 32)
    658         return 0;
    659     tm = (p[0] << 24) | (p[1] << 16) | (p[2] << 8) | p[3];
    660     p += 4;
    661     BIO_indent(bio, indent, 80);
    662     BIO_puts(bio, "Random:\n");
    663     BIO_indent(bio, indent + 2, 80);
    664     BIO_printf(bio, "gmt_unix_time=0x%08X\n", tm);
    665     ssl_print_hex(bio, indent + 2, "random_bytes", p, 28);
    666     *pmsg += 32;
    667     *pmsglen -= 32;
    668     return 1;
    669 }
    670 
    671 static int ssl_print_signature(BIO *bio, int indent, const SSL *ssl,
    672                                const unsigned char **pmsg, size_t *pmsglen)
    673 {
    674     if (*pmsglen < 2)
    675         return 0;
    676     if (SSL_USE_SIGALGS(ssl)) {
    677         const unsigned char *p = *pmsg;
    678         unsigned int sigalg = (p[0] << 8) | p[1];
    679 
    680         BIO_indent(bio, indent, 80);
    681         BIO_printf(bio, "Signature Algorithm: %s (0x%04x)\n",
    682                    ssl_trace_str(sigalg, ssl_sigalg_tbl), sigalg);
    683         *pmsg += 2;
    684         *pmsglen -= 2;
    685     }
    686     return ssl_print_hexbuf(bio, indent, "Signature", 2, pmsg, pmsglen);
    687 }
    688 
    689 static int ssl_print_extension(BIO *bio, int indent, int server,
    690                                unsigned char mt, int extype,
    691                                const unsigned char *ext, size_t extlen)
    692 {
    693     size_t xlen, share_len;
    694     unsigned int sigalg;
    695     uint32_t max_early_data;
    696 
    697     BIO_indent(bio, indent, 80);
    698     BIO_printf(bio, "extension_type=%s(%d), length=%d\n",
    699                ssl_trace_str(extype, ssl_exts_tbl), extype, (int)extlen);
    700     switch (extype) {
    701     case TLSEXT_TYPE_max_fragment_length:
    702         if (extlen < 1)
    703             return 0;
    704         xlen = extlen;
    705         return ssl_trace_list(bio, indent + 2, ext, xlen, 1, ssl_mfl_tbl);
    706 
    707     case TLSEXT_TYPE_ec_point_formats:
    708         if (extlen < 1)
    709             return 0;
    710         xlen = ext[0];
    711         if (extlen != xlen + 1)
    712             return 0;
    713         return ssl_trace_list(bio, indent + 2, ext + 1, xlen, 1, ssl_point_tbl);
    714 
    715     case TLSEXT_TYPE_supported_groups:
    716         if (extlen < 2)
    717             return 0;
    718         xlen = (ext[0] << 8) | ext[1];
    719         if (extlen != xlen + 2)
    720             return 0;
    721         return ssl_trace_list(bio, indent + 2, ext + 2, xlen, 2, ssl_groups_tbl);
    722     case TLSEXT_TYPE_application_layer_protocol_negotiation:
    723         if (extlen < 2)
    724             return 0;
    725         xlen = (ext[0] << 8) | ext[1];
    726         if (extlen != xlen + 2)
    727             return 0;
    728         ext += 2;
    729         while (xlen > 0) {
    730             size_t plen = *ext++;
    731 
    732             if (plen + 1 > xlen)
    733                 return 0;
    734             BIO_indent(bio, indent + 2, 80);
    735             BIO_write(bio, ext, plen);
    736             BIO_puts(bio, "\n");
    737             ext += plen;
    738             xlen -= plen + 1;
    739         }
    740         return 1;
    741 
    742     case TLSEXT_TYPE_signature_algorithms:
    743 
    744         if (extlen < 2)
    745             return 0;
    746         xlen = (ext[0] << 8) | ext[1];
    747         if (extlen != xlen + 2)
    748             return 0;
    749         if (xlen & 1)
    750             return 0;
    751         ext += 2;
    752         while (xlen > 0) {
    753             BIO_indent(bio, indent + 2, 80);
    754             sigalg = (ext[0] << 8) | ext[1];
    755             BIO_printf(bio, "%s (0x%04x)\n",
    756                        ssl_trace_str(sigalg, ssl_sigalg_tbl), sigalg);
    757             xlen -= 2;
    758             ext += 2;
    759         }
    760         break;
    761 
    762     case TLSEXT_TYPE_renegotiate:
    763         if (extlen < 1)
    764             return 0;
    765         xlen = ext[0];
    766         if (xlen + 1 != extlen)
    767             return 0;
    768         ext++;
    769         if (xlen) {
    770             if (server) {
    771                 if (xlen & 1)
    772                     return 0;
    773                 xlen >>= 1;
    774             }
    775             ssl_print_hex(bio, indent + 4, "client_verify_data", ext, xlen);
    776             if (server) {
    777                 ext += xlen;
    778                 ssl_print_hex(bio, indent + 4, "server_verify_data", ext, xlen);
    779             }
    780         } else {
    781             BIO_indent(bio, indent + 4, 80);
    782             BIO_puts(bio, "<EMPTY>\n");
    783         }
    784         break;
    785 
    786     case TLSEXT_TYPE_heartbeat:
    787         return 0;
    788 
    789     case TLSEXT_TYPE_session_ticket:
    790         if (extlen != 0)
    791             ssl_print_hex(bio, indent + 4, "ticket", ext, extlen);
    792         break;
    793 
    794     case TLSEXT_TYPE_key_share:
    795         if (server && extlen == 2) {
    796             int group_id;
    797 
    798             /* We assume this is an HRR, otherwise this is an invalid key_share */
    799             group_id = (ext[0] << 8) | ext[1];
    800             BIO_indent(bio, indent + 4, 80);
    801             BIO_printf(bio, "NamedGroup: %s (%d)\n",
    802                        ssl_trace_str(group_id, ssl_groups_tbl), group_id);
    803             break;
    804         }
    805         if (extlen < 2)
    806             return 0;
    807         if (server) {
    808             xlen = extlen;
    809         } else {
    810             xlen = (ext[0] << 8) | ext[1];
    811             if (extlen != xlen + 2)
    812                 return 0;
    813             ext += 2;
    814         }
    815         for (; xlen > 0; ext += share_len, xlen -= share_len) {
    816             int group_id;
    817 
    818             if (xlen < 4)
    819                 return 0;
    820             group_id = (ext[0] << 8) | ext[1];
    821             share_len = (ext[2] << 8) | ext[3];
    822             ext += 4;
    823             xlen -= 4;
    824             if (xlen < share_len)
    825                 return 0;
    826             BIO_indent(bio, indent + 4, 80);
    827             BIO_printf(bio, "NamedGroup: %s (%d)\n",
    828                        ssl_trace_str(group_id, ssl_groups_tbl), group_id);
    829             ssl_print_hex(bio, indent + 4, "key_exchange: ", ext, share_len);
    830         }
    831         break;
    832 
    833     case TLSEXT_TYPE_supported_versions:
    834         if (server) {
    835             int version;
    836 
    837             if (extlen != 2)
    838                 return 0;
    839             version = (ext[0] << 8) | ext[1];
    840             BIO_indent(bio, indent + 4, 80);
    841             BIO_printf(bio, "%s (%d)\n",
    842                        ssl_trace_str(version, ssl_version_tbl), version);
    843             break;
    844         }
    845         if (extlen < 1)
    846             return 0;
    847         xlen = ext[0];
    848         if (extlen != xlen + 1)
    849             return 0;
    850         return ssl_trace_list(bio, indent + 2, ext + 1, xlen, 2,
    851                               ssl_version_tbl);
    852 
    853     case TLSEXT_TYPE_psk_kex_modes:
    854         if (extlen < 1)
    855             return 0;
    856         xlen = ext[0];
    857         if (extlen != xlen + 1)
    858             return 0;
    859         return ssl_trace_list(bio, indent + 2, ext + 1, xlen, 1,
    860                               ssl_psk_kex_modes_tbl);
    861 
    862     case TLSEXT_TYPE_early_data:
    863         if (mt != SSL3_MT_NEWSESSION_TICKET)
    864             break;
    865         if (extlen != 4)
    866             return 0;
    867         max_early_data = (ext[0] << 24) | (ext[1] << 16) | (ext[2] << 8)
    868                          | ext[3];
    869         BIO_indent(bio, indent + 2, 80);
    870         BIO_printf(bio, "max_early_data=%u\n", max_early_data);
    871         break;
    872 
    873     default:
    874         BIO_dump_indent(bio, (const char *)ext, extlen, indent + 2);
    875     }
    876     return 1;
    877 }
    878 
    879 static int ssl_print_extensions(BIO *bio, int indent, int server,
    880                                 unsigned char mt, const unsigned char **msgin,
    881                                 size_t *msginlen)
    882 {
    883     size_t extslen, msglen = *msginlen;
    884     const unsigned char *msg = *msgin;
    885 
    886     BIO_indent(bio, indent, 80);
    887     if (msglen == 0) {
    888         BIO_puts(bio, "No extensions\n");
    889         return 1;
    890     }
    891     if (msglen < 2)
    892         return 0;
    893     extslen = (msg[0] << 8) | msg[1];
    894     msglen -= 2;
    895     msg += 2;
    896     if (extslen == 0) {
    897         BIO_puts(bio, "No extensions\n");
    898         *msgin = msg;
    899         *msginlen = msglen;
    900         return 1;
    901     }
    902     if (extslen > msglen)
    903         return 0;
    904     BIO_printf(bio, "extensions, length = %d\n", (int)extslen);
    905     msglen -= extslen;
    906     while (extslen > 0) {
    907         int extype;
    908         size_t extlen;
    909         if (extslen < 4)
    910             return 0;
    911         extype = (msg[0] << 8) | msg[1];
    912         extlen = (msg[2] << 8) | msg[3];
    913         if (extslen < extlen + 4) {
    914             BIO_printf(bio, "extensions, extype = %d, extlen = %d\n", extype,
    915                        (int)extlen);
    916             BIO_dump_indent(bio, (const char *)msg, extslen, indent + 2);
    917             return 0;
    918         }
    919         msg += 4;
    920         if (!ssl_print_extension(bio, indent + 2, server, mt, extype, msg,
    921                                  extlen))
    922             return 0;
    923         msg += extlen;
    924         extslen -= extlen + 4;
    925     }
    926 
    927     *msgin = msg;
    928     *msginlen = msglen;
    929     return 1;
    930 }
    931 
    932 static int ssl_print_client_hello(BIO *bio, const SSL *ssl, int indent,
    933                                   const unsigned char *msg, size_t msglen)
    934 {
    935     size_t len;
    936     unsigned int cs;
    937 
    938     if (!ssl_print_version(bio, indent, "client_version", &msg, &msglen, NULL))
    939         return 0;
    940     if (!ssl_print_random(bio, indent, &msg, &msglen))
    941         return 0;
    942     if (!ssl_print_hexbuf(bio, indent, "session_id", 1, &msg, &msglen))
    943         return 0;
    944     if (SSL_IS_DTLS(ssl)) {
    945         if (!ssl_print_hexbuf(bio, indent, "cookie", 1, &msg, &msglen))
    946             return 0;
    947     }
    948     if (msglen < 2)
    949         return 0;
    950     len = (msg[0] << 8) | msg[1];
    951     msg += 2;
    952     msglen -= 2;
    953     BIO_indent(bio, indent, 80);
    954     BIO_printf(bio, "cipher_suites (len=%d)\n", (int)len);
    955     if (msglen < len || len & 1)
    956         return 0;
    957     while (len > 0) {
    958         cs = (msg[0] << 8) | msg[1];
    959         BIO_indent(bio, indent + 2, 80);
    960         BIO_printf(bio, "{0x%02X, 0x%02X} %s\n",
    961                    msg[0], msg[1], ssl_trace_str(cs, ssl_ciphers_tbl));
    962         msg += 2;
    963         msglen -= 2;
    964         len -= 2;
    965     }
    966     if (msglen < 1)
    967         return 0;
    968     len = msg[0];
    969     msg++;
    970     msglen--;
    971     if (msglen < len)
    972         return 0;
    973     BIO_indent(bio, indent, 80);
    974     BIO_printf(bio, "compression_methods (len=%d)\n", (int)len);
    975     while (len > 0) {
    976         BIO_indent(bio, indent + 2, 80);
    977         BIO_printf(bio, "%s (0x%02X)\n",
    978                    ssl_trace_str(msg[0], ssl_comp_tbl), msg[0]);
    979         msg++;
    980         msglen--;
    981         len--;
    982     }
    983     if (!ssl_print_extensions(bio, indent, 0, SSL3_MT_CLIENT_HELLO, &msg,
    984                               &msglen))
    985         return 0;
    986     return 1;
    987 }
    988 
    989 static int dtls_print_hello_vfyrequest(BIO *bio, int indent,
    990                                        const unsigned char *msg, size_t msglen)
    991 {
    992     if (!ssl_print_version(bio, indent, "server_version", &msg, &msglen, NULL))
    993         return 0;
    994     if (!ssl_print_hexbuf(bio, indent, "cookie", 1, &msg, &msglen))
    995         return 0;
    996     return 1;
    997 }
    998 
    999 static int ssl_print_server_hello(BIO *bio, int indent,
   1000                                   const unsigned char *msg, size_t msglen)
   1001 {
   1002     unsigned int cs;
   1003     unsigned int vers;
   1004 
   1005     if (!ssl_print_version(bio, indent, "server_version", &msg, &msglen, &vers))
   1006         return 0;
   1007     if (!ssl_print_random(bio, indent, &msg, &msglen))
   1008         return 0;
   1009     if (vers != TLS1_3_VERSION
   1010             && !ssl_print_hexbuf(bio, indent, "session_id", 1, &msg, &msglen))
   1011         return 0;
   1012     if (msglen < 2)
   1013         return 0;
   1014     cs = (msg[0] << 8) | msg[1];
   1015     BIO_indent(bio, indent, 80);
   1016     BIO_printf(bio, "cipher_suite {0x%02X, 0x%02X} %s\n",
   1017                msg[0], msg[1], ssl_trace_str(cs, ssl_ciphers_tbl));
   1018     msg += 2;
   1019     msglen -= 2;
   1020     if (vers != TLS1_3_VERSION) {
   1021         if (msglen < 1)
   1022             return 0;
   1023         BIO_indent(bio, indent, 80);
   1024         BIO_printf(bio, "compression_method: %s (0x%02X)\n",
   1025                    ssl_trace_str(msg[0], ssl_comp_tbl), msg[0]);
   1026         msg++;
   1027         msglen--;
   1028     }
   1029     if (!ssl_print_extensions(bio, indent, 1, SSL3_MT_SERVER_HELLO, &msg,
   1030                               &msglen))
   1031         return 0;
   1032     return 1;
   1033 }
   1034 
   1035 static int ssl_get_keyex(const char **pname, const SSL *ssl)
   1036 {
   1037     unsigned long alg_k = ssl->s3->tmp.new_cipher->algorithm_mkey;
   1038 
   1039     if (alg_k & SSL_kRSA) {
   1040         *pname = "rsa";
   1041         return SSL_kRSA;
   1042     }
   1043     if (alg_k & SSL_kDHE) {
   1044         *pname = "DHE";
   1045         return SSL_kDHE;
   1046     }
   1047     if (alg_k & SSL_kECDHE) {
   1048         *pname = "ECDHE";
   1049         return SSL_kECDHE;
   1050     }
   1051     if (alg_k & SSL_kPSK) {
   1052         *pname = "PSK";
   1053         return SSL_kPSK;
   1054     }
   1055     if (alg_k & SSL_kRSAPSK) {
   1056         *pname = "RSAPSK";
   1057         return SSL_kRSAPSK;
   1058     }
   1059     if (alg_k & SSL_kDHEPSK) {
   1060         *pname = "DHEPSK";
   1061         return SSL_kDHEPSK;
   1062     }
   1063     if (alg_k & SSL_kECDHEPSK) {
   1064         *pname = "ECDHEPSK";
   1065         return SSL_kECDHEPSK;
   1066     }
   1067     if (alg_k & SSL_kSRP) {
   1068         *pname = "SRP";
   1069         return SSL_kSRP;
   1070     }
   1071     if (alg_k & SSL_kGOST) {
   1072         *pname = "GOST";
   1073         return SSL_kGOST;
   1074     }
   1075     *pname = "UNKNOWN";
   1076     return 0;
   1077 }
   1078 
   1079 static int ssl_print_client_keyex(BIO *bio, int indent, const SSL *ssl,
   1080                                   const unsigned char *msg, size_t msglen)
   1081 {
   1082     const char *algname;
   1083     int id = ssl_get_keyex(&algname, ssl);
   1084 
   1085     BIO_indent(bio, indent, 80);
   1086     BIO_printf(bio, "KeyExchangeAlgorithm=%s\n", algname);
   1087     if (id & SSL_PSK) {
   1088         if (!ssl_print_hexbuf(bio, indent + 2,
   1089                               "psk_identity", 2, &msg, &msglen))
   1090             return 0;
   1091     }
   1092     switch (id) {
   1093 
   1094     case SSL_kRSA:
   1095     case SSL_kRSAPSK:
   1096         if (TLS1_get_version(ssl) == SSL3_VERSION) {
   1097             ssl_print_hex(bio, indent + 2,
   1098                           "EncryptedPreMasterSecret", msg, msglen);
   1099         } else {
   1100             if (!ssl_print_hexbuf(bio, indent + 2,
   1101                                   "EncryptedPreMasterSecret", 2, &msg, &msglen))
   1102                 return 0;
   1103         }
   1104         break;
   1105 
   1106     case SSL_kDHE:
   1107     case SSL_kDHEPSK:
   1108         if (!ssl_print_hexbuf(bio, indent + 2, "dh_Yc", 2, &msg, &msglen))
   1109             return 0;
   1110         break;
   1111 
   1112     case SSL_kECDHE:
   1113     case SSL_kECDHEPSK:
   1114         if (!ssl_print_hexbuf(bio, indent + 2, "ecdh_Yc", 1, &msg, &msglen))
   1115             return 0;
   1116         break;
   1117 
   1118     }
   1119 
   1120     return !msglen;
   1121 }
   1122 
   1123 static int ssl_print_server_keyex(BIO *bio, int indent, const SSL *ssl,
   1124                                   const unsigned char *msg, size_t msglen)
   1125 {
   1126     const char *algname;
   1127     int id = ssl_get_keyex(&algname, ssl);
   1128 
   1129     BIO_indent(bio, indent, 80);
   1130     BIO_printf(bio, "KeyExchangeAlgorithm=%s\n", algname);
   1131     if (id & SSL_PSK) {
   1132         if (!ssl_print_hexbuf(bio, indent + 2,
   1133                               "psk_identity_hint", 2, &msg, &msglen))
   1134             return 0;
   1135     }
   1136     switch (id) {
   1137     case SSL_kRSA:
   1138 
   1139         if (!ssl_print_hexbuf(bio, indent + 2, "rsa_modulus", 2, &msg, &msglen))
   1140             return 0;
   1141         if (!ssl_print_hexbuf(bio, indent + 2, "rsa_exponent", 2,
   1142                               &msg, &msglen))
   1143             return 0;
   1144         break;
   1145 
   1146     case SSL_kDHE:
   1147     case SSL_kDHEPSK:
   1148         if (!ssl_print_hexbuf(bio, indent + 2, "dh_p", 2, &msg, &msglen))
   1149             return 0;
   1150         if (!ssl_print_hexbuf(bio, indent + 2, "dh_g", 2, &msg, &msglen))
   1151             return 0;
   1152         if (!ssl_print_hexbuf(bio, indent + 2, "dh_Ys", 2, &msg, &msglen))
   1153             return 0;
   1154         break;
   1155 
   1156 # ifndef OPENSSL_NO_EC
   1157     case SSL_kECDHE:
   1158     case SSL_kECDHEPSK:
   1159         if (msglen < 1)
   1160             return 0;
   1161         BIO_indent(bio, indent + 2, 80);
   1162         if (msg[0] == EXPLICIT_PRIME_CURVE_TYPE)
   1163             BIO_puts(bio, "explicit_prime\n");
   1164         else if (msg[0] == EXPLICIT_CHAR2_CURVE_TYPE)
   1165             BIO_puts(bio, "explicit_char2\n");
   1166         else if (msg[0] == NAMED_CURVE_TYPE) {
   1167             int curve;
   1168             if (msglen < 3)
   1169                 return 0;
   1170             curve = (msg[1] << 8) | msg[2];
   1171             BIO_printf(bio, "named_curve: %s (%d)\n",
   1172                        ssl_trace_str(curve, ssl_groups_tbl), curve);
   1173             msg += 3;
   1174             msglen -= 3;
   1175             if (!ssl_print_hexbuf(bio, indent + 2, "point", 1, &msg, &msglen))
   1176                 return 0;
   1177         } else {
   1178             BIO_printf(bio, "UNKNOWN CURVE PARAMETER TYPE %d\n", msg[0]);
   1179             return 0;
   1180         }
   1181         break;
   1182 # endif
   1183 
   1184     case SSL_kPSK:
   1185     case SSL_kRSAPSK:
   1186         break;
   1187     }
   1188     if (!(id & SSL_PSK))
   1189         ssl_print_signature(bio, indent, ssl, &msg, &msglen);
   1190     return !msglen;
   1191 }
   1192 
   1193 static int ssl_print_certificate(BIO *bio, int indent,
   1194                                  const unsigned char **pmsg, size_t *pmsglen)
   1195 {
   1196     size_t msglen = *pmsglen;
   1197     size_t clen;
   1198     X509 *x;
   1199     const unsigned char *p = *pmsg, *q;
   1200 
   1201     if (msglen < 3)
   1202         return 0;
   1203     clen = (p[0] << 16) | (p[1] << 8) | p[2];
   1204     if (msglen < clen + 3)
   1205         return 0;
   1206     q = p + 3;
   1207     BIO_indent(bio, indent, 80);
   1208     BIO_printf(bio, "ASN.1Cert, length=%d", (int)clen);
   1209     x = d2i_X509(NULL, &q, clen);
   1210     if (!x)
   1211         BIO_puts(bio, "<UNPARSEABLE CERTIFICATE>\n");
   1212     else {
   1213         BIO_puts(bio, "\n------details-----\n");
   1214         X509_print_ex(bio, x, XN_FLAG_ONELINE, 0);
   1215         PEM_write_bio_X509(bio, x);
   1216         /* Print certificate stuff */
   1217         BIO_puts(bio, "------------------\n");
   1218         X509_free(x);
   1219     }
   1220     if (q != p + 3 + clen) {
   1221         BIO_puts(bio, "<TRAILING GARBAGE AFTER CERTIFICATE>\n");
   1222     }
   1223     *pmsg += clen + 3;
   1224     *pmsglen -= clen + 3;
   1225     return 1;
   1226 }
   1227 
   1228 static int ssl_print_certificates(BIO *bio, const SSL *ssl, int server,
   1229                                   int indent, const unsigned char *msg,
   1230                                   size_t msglen)
   1231 {
   1232     size_t clen;
   1233 
   1234     if (SSL_IS_TLS13(ssl)
   1235             && !ssl_print_hexbuf(bio, indent, "context", 1, &msg, &msglen))
   1236         return 0;
   1237 
   1238     if (msglen < 3)
   1239         return 0;
   1240     clen = (msg[0] << 16) | (msg[1] << 8) | msg[2];
   1241     if (msglen != clen + 3)
   1242         return 0;
   1243     msg += 3;
   1244     BIO_indent(bio, indent, 80);
   1245     BIO_printf(bio, "certificate_list, length=%d\n", (int)clen);
   1246     while (clen > 0) {
   1247         if (!ssl_print_certificate(bio, indent + 2, &msg, &clen))
   1248             return 0;
   1249         if (!ssl_print_extensions(bio, indent + 2, server, SSL3_MT_CERTIFICATE,
   1250                                   &msg, &clen))
   1251             return 0;
   1252 
   1253     }
   1254     return 1;
   1255 }
   1256 
   1257 static int ssl_print_cert_request(BIO *bio, int indent, const SSL *ssl,
   1258                                   const unsigned char *msg, size_t msglen)
   1259 {
   1260     size_t xlen;
   1261     unsigned int sigalg;
   1262 
   1263     if (SSL_IS_TLS13(ssl)) {
   1264         if (!ssl_print_hexbuf(bio, indent, "request_context", 1, &msg, &msglen))
   1265             return 0;
   1266         if (!ssl_print_extensions(bio, indent, 1,
   1267                                   SSL3_MT_CERTIFICATE_REQUEST, &msg, &msglen))
   1268             return 0;
   1269         return 1;
   1270     } else {
   1271         if (msglen < 1)
   1272             return 0;
   1273         xlen = msg[0];
   1274         if (msglen < xlen + 1)
   1275             return 0;
   1276         msg++;
   1277         BIO_indent(bio, indent, 80);
   1278         BIO_printf(bio, "certificate_types (len=%d)\n", (int)xlen);
   1279         if (!ssl_trace_list(bio, indent + 2, msg, xlen, 1, ssl_ctype_tbl))
   1280             return 0;
   1281         msg += xlen;
   1282         msglen -= xlen + 1;
   1283     }
   1284     if (SSL_USE_SIGALGS(ssl)) {
   1285         if (msglen < 2)
   1286             return 0;
   1287         xlen = (msg[0] << 8) | msg[1];
   1288         if (msglen < xlen + 2 || (xlen & 1))
   1289             return 0;
   1290         msg += 2;
   1291         msglen -= xlen + 2;
   1292         BIO_indent(bio, indent, 80);
   1293         BIO_printf(bio, "signature_algorithms (len=%d)\n", (int)xlen);
   1294         while (xlen > 0) {
   1295             BIO_indent(bio, indent + 2, 80);
   1296             sigalg = (msg[0] << 8) | msg[1];
   1297             BIO_printf(bio, "%s (0x%04x)\n",
   1298                        ssl_trace_str(sigalg, ssl_sigalg_tbl), sigalg);
   1299             xlen -= 2;
   1300             msg += 2;
   1301         }
   1302         msg += xlen;
   1303     }
   1304 
   1305     if (msglen < 2)
   1306         return 0;
   1307     xlen = (msg[0] << 8) | msg[1];
   1308     BIO_indent(bio, indent, 80);
   1309     if (msglen < xlen + 2)
   1310         return 0;
   1311     msg += 2;
   1312     msglen -= 2 + xlen;
   1313     BIO_printf(bio, "certificate_authorities (len=%d)\n", (int)xlen);
   1314     while (xlen > 0) {
   1315         size_t dlen;
   1316         X509_NAME *nm;
   1317         const unsigned char *p;
   1318         if (xlen < 2)
   1319             return 0;
   1320         dlen = (msg[0] << 8) | msg[1];
   1321         if (xlen < dlen + 2)
   1322             return 0;
   1323         msg += 2;
   1324         BIO_indent(bio, indent + 2, 80);
   1325         BIO_printf(bio, "DistinguishedName (len=%d): ", (int)dlen);
   1326         p = msg;
   1327         nm = d2i_X509_NAME(NULL, &p, dlen);
   1328         if (!nm) {
   1329             BIO_puts(bio, "<UNPARSEABLE DN>\n");
   1330         } else {
   1331             X509_NAME_print_ex(bio, nm, 0, XN_FLAG_ONELINE);
   1332             BIO_puts(bio, "\n");
   1333             X509_NAME_free(nm);
   1334         }
   1335         xlen -= dlen + 2;
   1336         msg += dlen;
   1337     }
   1338     if (SSL_IS_TLS13(ssl)) {
   1339         if (!ssl_print_hexbuf(bio, indent, "request_extensions", 2,
   1340                               &msg, &msglen))
   1341             return 0;
   1342     }
   1343     return msglen == 0;
   1344 }
   1345 
   1346 static int ssl_print_ticket(BIO *bio, int indent, const SSL *ssl,
   1347                             const unsigned char *msg, size_t msglen)
   1348 {
   1349     unsigned int tick_life;
   1350 
   1351     if (msglen == 0) {
   1352         BIO_indent(bio, indent + 2, 80);
   1353         BIO_puts(bio, "No Ticket\n");
   1354         return 1;
   1355     }
   1356     if (msglen < 4)
   1357         return 0;
   1358     tick_life = (msg[0] << 24) | (msg[1] << 16) | (msg[2] << 8) | msg[3];
   1359     msglen -= 4;
   1360     msg += 4;
   1361     BIO_indent(bio, indent + 2, 80);
   1362     BIO_printf(bio, "ticket_lifetime_hint=%u\n", tick_life);
   1363     if (SSL_IS_TLS13(ssl)) {
   1364         unsigned int ticket_age_add;
   1365 
   1366         if (msglen < 4)
   1367             return 0;
   1368         ticket_age_add =
   1369             (msg[0] << 24) | (msg[1] << 16) | (msg[2] << 8) | msg[3];
   1370         msglen -= 4;
   1371         msg += 4;
   1372         BIO_indent(bio, indent + 2, 80);
   1373         BIO_printf(bio, "ticket_age_add=%u\n", ticket_age_add);
   1374         if (!ssl_print_hexbuf(bio, indent + 2, "ticket_nonce", 1, &msg,
   1375                               &msglen))
   1376             return 0;
   1377     }
   1378     if (!ssl_print_hexbuf(bio, indent + 2, "ticket", 2, &msg, &msglen))
   1379         return 0;
   1380     if (SSL_IS_TLS13(ssl)
   1381             && !ssl_print_extensions(bio, indent + 2, 0,
   1382                                      SSL3_MT_NEWSESSION_TICKET, &msg, &msglen))
   1383         return 0;
   1384     if (msglen)
   1385         return 0;
   1386     return 1;
   1387 }
   1388 
   1389 static int ssl_print_handshake(BIO *bio, const SSL *ssl, int server,
   1390                                const unsigned char *msg, size_t msglen,
   1391                                int indent)
   1392 {
   1393     size_t hlen;
   1394     unsigned char htype;
   1395 
   1396     if (msglen < 4)
   1397         return 0;
   1398     htype = msg[0];
   1399     hlen = (msg[1] << 16) | (msg[2] << 8) | msg[3];
   1400     BIO_indent(bio, indent, 80);
   1401     BIO_printf(bio, "%s, Length=%d\n",
   1402                ssl_trace_str(htype, ssl_handshake_tbl), (int)hlen);
   1403     msg += 4;
   1404     msglen -= 4;
   1405     if (SSL_IS_DTLS(ssl)) {
   1406         if (msglen < 8)
   1407             return 0;
   1408         BIO_indent(bio, indent, 80);
   1409         BIO_printf(bio, "message_seq=%d, fragment_offset=%d, "
   1410                    "fragment_length=%d\n",
   1411                    (msg[0] << 8) | msg[1],
   1412                    (msg[2] << 16) | (msg[3] << 8) | msg[4],
   1413                    (msg[5] << 16) | (msg[6] << 8) | msg[7]);
   1414         msg += 8;
   1415         msglen -= 8;
   1416     }
   1417     if (msglen < hlen)
   1418         return 0;
   1419     switch (htype) {
   1420     case SSL3_MT_CLIENT_HELLO:
   1421         if (!ssl_print_client_hello(bio, ssl, indent + 2, msg, msglen))
   1422             return 0;
   1423         break;
   1424 
   1425     case DTLS1_MT_HELLO_VERIFY_REQUEST:
   1426         if (!dtls_print_hello_vfyrequest(bio, indent + 2, msg, msglen))
   1427             return 0;
   1428         break;
   1429 
   1430     case SSL3_MT_SERVER_HELLO:
   1431         if (!ssl_print_server_hello(bio, indent + 2, msg, msglen))
   1432             return 0;
   1433         break;
   1434 
   1435     case SSL3_MT_SERVER_KEY_EXCHANGE:
   1436         if (!ssl_print_server_keyex(bio, indent + 2, ssl, msg, msglen))
   1437             return 0;
   1438         break;
   1439 
   1440     case SSL3_MT_CLIENT_KEY_EXCHANGE:
   1441         if (!ssl_print_client_keyex(bio, indent + 2, ssl, msg, msglen))
   1442             return 0;
   1443         break;
   1444 
   1445     case SSL3_MT_CERTIFICATE:
   1446         if (!ssl_print_certificates(bio, ssl, server, indent + 2, msg, msglen))
   1447             return 0;
   1448         break;
   1449 
   1450     case SSL3_MT_CERTIFICATE_VERIFY:
   1451         if (!ssl_print_signature(bio, indent + 2, ssl, &msg, &msglen))
   1452             return 0;
   1453         break;
   1454 
   1455     case SSL3_MT_CERTIFICATE_REQUEST:
   1456         if (!ssl_print_cert_request(bio, indent + 2, ssl, msg, msglen))
   1457             return 0;
   1458         break;
   1459 
   1460     case SSL3_MT_FINISHED:
   1461         ssl_print_hex(bio, indent + 2, "verify_data", msg, msglen);
   1462         break;
   1463 
   1464     case SSL3_MT_SERVER_DONE:
   1465         if (msglen != 0)
   1466             ssl_print_hex(bio, indent + 2, "unexpected value", msg, msglen);
   1467         break;
   1468 
   1469     case SSL3_MT_NEWSESSION_TICKET:
   1470         if (!ssl_print_ticket(bio, indent + 2, ssl, msg, msglen))
   1471             return 0;
   1472         break;
   1473 
   1474     case SSL3_MT_ENCRYPTED_EXTENSIONS:
   1475         if (!ssl_print_extensions(bio, indent + 2, 1,
   1476                                   SSL3_MT_ENCRYPTED_EXTENSIONS, &msg, &msglen))
   1477             return 0;
   1478         break;
   1479 
   1480     case SSL3_MT_KEY_UPDATE:
   1481         if (msglen != 1) {
   1482             ssl_print_hex(bio, indent + 2, "unexpected value", msg, msglen);
   1483             return 0;
   1484         }
   1485         if (!ssl_trace_list(bio, indent + 2, msg, msglen, 1,
   1486                             ssl_key_update_tbl))
   1487             return 0;
   1488         break;
   1489 
   1490     default:
   1491         BIO_indent(bio, indent + 2, 80);
   1492         BIO_puts(bio, "Unsupported, hex dump follows:\n");
   1493         BIO_dump_indent(bio, (const char *)msg, msglen, indent + 4);
   1494     }
   1495     return 1;
   1496 }
   1497 
   1498 void SSL_trace(int write_p, int version, int content_type,
   1499                const void *buf, size_t msglen, SSL *ssl, void *arg)
   1500 {
   1501     const unsigned char *msg = buf;
   1502     BIO *bio = arg;
   1503 
   1504     switch (content_type) {
   1505     case SSL3_RT_HEADER:
   1506         {
   1507             int hvers;
   1508 
   1509             /* avoid overlapping with length at the end of buffer */
   1510             if (msglen < (size_t)(SSL_IS_DTLS(ssl) ?
   1511                      DTLS1_RT_HEADER_LENGTH : SSL3_RT_HEADER_LENGTH)) {
   1512                 BIO_puts(bio, write_p ? "Sent" : "Received");
   1513                 ssl_print_hex(bio, 0, " too short message", msg, msglen);
   1514                 break;
   1515             }
   1516             hvers = msg[1] << 8 | msg[2];
   1517             BIO_puts(bio, write_p ? "Sent" : "Received");
   1518             BIO_printf(bio, " Record\nHeader:\n  Version = %s (0x%x)\n",
   1519                        ssl_trace_str(hvers, ssl_version_tbl), hvers);
   1520             if (SSL_IS_DTLS(ssl)) {
   1521                 BIO_printf(bio,
   1522                            "  epoch=%d, sequence_number=%04x%04x%04x\n",
   1523                            (msg[3] << 8 | msg[4]),
   1524                            (msg[5] << 8 | msg[6]),
   1525                            (msg[7] << 8 | msg[8]), (msg[9] << 8 | msg[10]));
   1526             }
   1527 
   1528             BIO_printf(bio, "  Content Type = %s (%d)\n  Length = %d",
   1529                        ssl_trace_str(msg[0], ssl_content_tbl), msg[0],
   1530                        msg[msglen - 2] << 8 | msg[msglen - 1]);
   1531         }
   1532         break;
   1533 
   1534     case SSL3_RT_INNER_CONTENT_TYPE:
   1535         BIO_printf(bio, "  Inner Content Type = %s (%d)",
   1536                    ssl_trace_str(msg[0], ssl_content_tbl), msg[0]);
   1537         break;
   1538 
   1539     case SSL3_RT_HANDSHAKE:
   1540         if (!ssl_print_handshake(bio, ssl, ssl->server ? write_p : !write_p,
   1541                                  msg, msglen, 4))
   1542             BIO_printf(bio, "Message length parse error!\n");
   1543         break;
   1544 
   1545     case SSL3_RT_CHANGE_CIPHER_SPEC:
   1546         if (msglen == 1 && msg[0] == 1)
   1547             BIO_puts(bio, "    change_cipher_spec (1)\n");
   1548         else
   1549             ssl_print_hex(bio, 4, "unknown value", msg, msglen);
   1550         break;
   1551 
   1552     case SSL3_RT_ALERT:
   1553         if (msglen != 2)
   1554             BIO_puts(bio, "    Illegal Alert Length\n");
   1555         else {
   1556             BIO_printf(bio, "    Level=%s(%d), description=%s(%d)\n",
   1557                        SSL_alert_type_string_long(msg[0] << 8),
   1558                        msg[0], SSL_alert_desc_string_long(msg[1]), msg[1]);
   1559         }
   1560 
   1561     }
   1562 
   1563     BIO_puts(bio, "\n");
   1564 }
   1565 
   1566 #endif
   1567