New function ssl_generate_param_group
[openssl.git] / ssl / t1_trce.c
1 /*
2  * Copyright 2012-2017 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     /* TODO(TLS1.3): Remove this line before release */
69     {TLS1_3_VERSION_DRAFT, TLS1_3_VERSION_DRAFT_TXT},
70     {DTLS1_VERSION, "DTLS 1.0"},
71     {DTLS1_2_VERSION, "DTLS 1.2"},
72     {DTLS1_BAD_VER, "DTLS 1.0 (bad)"}
73 };
74
75 static const ssl_trace_tbl ssl_content_tbl[] = {
76     {SSL3_RT_CHANGE_CIPHER_SPEC, "ChangeCipherSpec"},
77     {SSL3_RT_ALERT, "Alert"},
78     {SSL3_RT_HANDSHAKE, "Handshake"},
79     {SSL3_RT_APPLICATION_DATA, "ApplicationData"},
80 };
81
82 /* Handshake types */
83 static const ssl_trace_tbl ssl_handshake_tbl[] = {
84     {SSL3_MT_HELLO_REQUEST, "HelloRequest"},
85     {SSL3_MT_CLIENT_HELLO, "ClientHello"},
86     {SSL3_MT_SERVER_HELLO, "ServerHello"},
87     {DTLS1_MT_HELLO_VERIFY_REQUEST, "HelloVerifyRequest"},
88     {SSL3_MT_NEWSESSION_TICKET, "NewSessionTicket"},
89     {SSL3_MT_END_OF_EARLY_DATA, "EndOfEarlyData"},
90     {SSL3_MT_HELLO_RETRY_REQUEST, "HelloRetryRequest"},
91     {SSL3_MT_ENCRYPTED_EXTENSIONS, "EncryptedExtensions"},
92     {SSL3_MT_CERTIFICATE, "Certificate"},
93     {SSL3_MT_SERVER_KEY_EXCHANGE, "ServerKeyExchange"},
94     {SSL3_MT_CERTIFICATE_REQUEST, "CertificateRequest"},
95     {SSL3_MT_SERVER_DONE, "ServerHelloDone"},
96     {SSL3_MT_CERTIFICATE_VERIFY, "CertificateVerify"},
97     {SSL3_MT_CLIENT_KEY_EXCHANGE, "ClientKeyExchange"},
98     {SSL3_MT_CERTIFICATE_STATUS, "CertificateStatus"},
99     {SSL3_MT_CLIENT_KEY_EXCHANGE, "ClientKeyExchange"},
100     {SSL3_MT_FINISHED, "Finished"},
101     {SSL3_MT_CERTIFICATE_STATUS, "CertificateStatus"},
102     {SSL3_MT_KEY_UPDATE, "KeyUpdate"},
103 # ifndef OPENSSL_NO_NEXTPROTONEG
104     {SSL3_MT_NEXT_PROTO, "NextProto"},
105 # endif
106     {SSL3_MT_MESSAGE_HASH, "MessageHash"}
107 };
108
109 /* Cipher suites */
110 static const ssl_trace_tbl ssl_ciphers_tbl[] = {
111     {0x0000, "TLS_NULL_WITH_NULL_NULL"},
112     {0x0001, "TLS_RSA_WITH_NULL_MD5"},
113     {0x0002, "TLS_RSA_WITH_NULL_SHA"},
114     {0x0003, "TLS_RSA_EXPORT_WITH_RC4_40_MD5"},
115     {0x0004, "TLS_RSA_WITH_RC4_128_MD5"},
116     {0x0005, "TLS_RSA_WITH_RC4_128_SHA"},
117     {0x0006, "TLS_RSA_EXPORT_WITH_RC2_CBC_40_MD5"},
118     {0x0007, "TLS_RSA_WITH_IDEA_CBC_SHA"},
119     {0x0008, "TLS_RSA_EXPORT_WITH_DES40_CBC_SHA"},
120     {0x0009, "TLS_RSA_WITH_DES_CBC_SHA"},
121     {0x000A, "TLS_RSA_WITH_3DES_EDE_CBC_SHA"},
122     {0x000B, "TLS_DH_DSS_EXPORT_WITH_DES40_CBC_SHA"},
123     {0x000C, "TLS_DH_DSS_WITH_DES_CBC_SHA"},
124     {0x000D, "TLS_DH_DSS_WITH_3DES_EDE_CBC_SHA"},
125     {0x000E, "TLS_DH_RSA_EXPORT_WITH_DES40_CBC_SHA"},
126     {0x000F, "TLS_DH_RSA_WITH_DES_CBC_SHA"},
127     {0x0010, "TLS_DH_RSA_WITH_3DES_EDE_CBC_SHA"},
128     {0x0011, "TLS_DHE_DSS_EXPORT_WITH_DES40_CBC_SHA"},
129     {0x0012, "TLS_DHE_DSS_WITH_DES_CBC_SHA"},
130     {0x0013, "TLS_DHE_DSS_WITH_3DES_EDE_CBC_SHA"},
131     {0x0014, "TLS_DHE_RSA_EXPORT_WITH_DES40_CBC_SHA"},
132     {0x0015, "TLS_DHE_RSA_WITH_DES_CBC_SHA"},
133     {0x0016, "TLS_DHE_RSA_WITH_3DES_EDE_CBC_SHA"},
134     {0x0017, "TLS_DH_anon_EXPORT_WITH_RC4_40_MD5"},
135     {0x0018, "TLS_DH_anon_WITH_RC4_128_MD5"},
136     {0x0019, "TLS_DH_anon_EXPORT_WITH_DES40_CBC_SHA"},
137     {0x001A, "TLS_DH_anon_WITH_DES_CBC_SHA"},
138     {0x001B, "TLS_DH_anon_WITH_3DES_EDE_CBC_SHA"},
139     {0x001D, "SSL_FORTEZZA_KEA_WITH_FORTEZZA_CBC_SHA"},
140     {0x001E, "SSL_FORTEZZA_KEA_WITH_RC4_128_SHA"},
141     {0x001F, "TLS_KRB5_WITH_3DES_EDE_CBC_SHA"},
142     {0x0020, "TLS_KRB5_WITH_RC4_128_SHA"},
143     {0x0021, "TLS_KRB5_WITH_IDEA_CBC_SHA"},
144     {0x0022, "TLS_KRB5_WITH_DES_CBC_MD5"},
145     {0x0023, "TLS_KRB5_WITH_3DES_EDE_CBC_MD5"},
146     {0x0024, "TLS_KRB5_WITH_RC4_128_MD5"},
147     {0x0025, "TLS_KRB5_WITH_IDEA_CBC_MD5"},
148     {0x0026, "TLS_KRB5_EXPORT_WITH_DES_CBC_40_SHA"},
149     {0x0027, "TLS_KRB5_EXPORT_WITH_RC2_CBC_40_SHA"},
150     {0x0028, "TLS_KRB5_EXPORT_WITH_RC4_40_SHA"},
151     {0x0029, "TLS_KRB5_EXPORT_WITH_DES_CBC_40_MD5"},
152     {0x002A, "TLS_KRB5_EXPORT_WITH_RC2_CBC_40_MD5"},
153     {0x002B, "TLS_KRB5_EXPORT_WITH_RC4_40_MD5"},
154     {0x002C, "TLS_PSK_WITH_NULL_SHA"},
155     {0x002D, "TLS_DHE_PSK_WITH_NULL_SHA"},
156     {0x002E, "TLS_RSA_PSK_WITH_NULL_SHA"},
157     {0x002F, "TLS_RSA_WITH_AES_128_CBC_SHA"},
158     {0x0030, "TLS_DH_DSS_WITH_AES_128_CBC_SHA"},
159     {0x0031, "TLS_DH_RSA_WITH_AES_128_CBC_SHA"},
160     {0x0032, "TLS_DHE_DSS_WITH_AES_128_CBC_SHA"},
161     {0x0033, "TLS_DHE_RSA_WITH_AES_128_CBC_SHA"},
162     {0x0034, "TLS_DH_anon_WITH_AES_128_CBC_SHA"},
163     {0x0035, "TLS_RSA_WITH_AES_256_CBC_SHA"},
164     {0x0036, "TLS_DH_DSS_WITH_AES_256_CBC_SHA"},
165     {0x0037, "TLS_DH_RSA_WITH_AES_256_CBC_SHA"},
166     {0x0038, "TLS_DHE_DSS_WITH_AES_256_CBC_SHA"},
167     {0x0039, "TLS_DHE_RSA_WITH_AES_256_CBC_SHA"},
168     {0x003A, "TLS_DH_anon_WITH_AES_256_CBC_SHA"},
169     {0x003B, "TLS_RSA_WITH_NULL_SHA256"},
170     {0x003C, "TLS_RSA_WITH_AES_128_CBC_SHA256"},
171     {0x003D, "TLS_RSA_WITH_AES_256_CBC_SHA256"},
172     {0x003E, "TLS_DH_DSS_WITH_AES_128_CBC_SHA256"},
173     {0x003F, "TLS_DH_RSA_WITH_AES_128_CBC_SHA256"},
174     {0x0040, "TLS_DHE_DSS_WITH_AES_128_CBC_SHA256"},
175     {0x0041, "TLS_RSA_WITH_CAMELLIA_128_CBC_SHA"},
176     {0x0042, "TLS_DH_DSS_WITH_CAMELLIA_128_CBC_SHA"},
177     {0x0043, "TLS_DH_RSA_WITH_CAMELLIA_128_CBC_SHA"},
178     {0x0044, "TLS_DHE_DSS_WITH_CAMELLIA_128_CBC_SHA"},
179     {0x0045, "TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA"},
180     {0x0046, "TLS_DH_anon_WITH_CAMELLIA_128_CBC_SHA"},
181     {0x0067, "TLS_DHE_RSA_WITH_AES_128_CBC_SHA256"},
182     {0x0068, "TLS_DH_DSS_WITH_AES_256_CBC_SHA256"},
183     {0x0069, "TLS_DH_RSA_WITH_AES_256_CBC_SHA256"},
184     {0x006A, "TLS_DHE_DSS_WITH_AES_256_CBC_SHA256"},
185     {0x006B, "TLS_DHE_RSA_WITH_AES_256_CBC_SHA256"},
186     {0x006C, "TLS_DH_anon_WITH_AES_128_CBC_SHA256"},
187     {0x006D, "TLS_DH_anon_WITH_AES_256_CBC_SHA256"},
188     {0x0084, "TLS_RSA_WITH_CAMELLIA_256_CBC_SHA"},
189     {0x0085, "TLS_DH_DSS_WITH_CAMELLIA_256_CBC_SHA"},
190     {0x0086, "TLS_DH_RSA_WITH_CAMELLIA_256_CBC_SHA"},
191     {0x0087, "TLS_DHE_DSS_WITH_CAMELLIA_256_CBC_SHA"},
192     {0x0088, "TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA"},
193     {0x0089, "TLS_DH_anon_WITH_CAMELLIA_256_CBC_SHA"},
194     {0x008A, "TLS_PSK_WITH_RC4_128_SHA"},
195     {0x008B, "TLS_PSK_WITH_3DES_EDE_CBC_SHA"},
196     {0x008C, "TLS_PSK_WITH_AES_128_CBC_SHA"},
197     {0x008D, "TLS_PSK_WITH_AES_256_CBC_SHA"},
198     {0x008E, "TLS_DHE_PSK_WITH_RC4_128_SHA"},
199     {0x008F, "TLS_DHE_PSK_WITH_3DES_EDE_CBC_SHA"},
200     {0x0090, "TLS_DHE_PSK_WITH_AES_128_CBC_SHA"},
201     {0x0091, "TLS_DHE_PSK_WITH_AES_256_CBC_SHA"},
202     {0x0092, "TLS_RSA_PSK_WITH_RC4_128_SHA"},
203     {0x0093, "TLS_RSA_PSK_WITH_3DES_EDE_CBC_SHA"},
204     {0x0094, "TLS_RSA_PSK_WITH_AES_128_CBC_SHA"},
205     {0x0095, "TLS_RSA_PSK_WITH_AES_256_CBC_SHA"},
206     {0x0096, "TLS_RSA_WITH_SEED_CBC_SHA"},
207     {0x0097, "TLS_DH_DSS_WITH_SEED_CBC_SHA"},
208     {0x0098, "TLS_DH_RSA_WITH_SEED_CBC_SHA"},
209     {0x0099, "TLS_DHE_DSS_WITH_SEED_CBC_SHA"},
210     {0x009A, "TLS_DHE_RSA_WITH_SEED_CBC_SHA"},
211     {0x009B, "TLS_DH_anon_WITH_SEED_CBC_SHA"},
212     {0x009C, "TLS_RSA_WITH_AES_128_GCM_SHA256"},
213     {0x009D, "TLS_RSA_WITH_AES_256_GCM_SHA384"},
214     {0x009E, "TLS_DHE_RSA_WITH_AES_128_GCM_SHA256"},
215     {0x009F, "TLS_DHE_RSA_WITH_AES_256_GCM_SHA384"},
216     {0x00A0, "TLS_DH_RSA_WITH_AES_128_GCM_SHA256"},
217     {0x00A1, "TLS_DH_RSA_WITH_AES_256_GCM_SHA384"},
218     {0x00A2, "TLS_DHE_DSS_WITH_AES_128_GCM_SHA256"},
219     {0x00A3, "TLS_DHE_DSS_WITH_AES_256_GCM_SHA384"},
220     {0x00A4, "TLS_DH_DSS_WITH_AES_128_GCM_SHA256"},
221     {0x00A5, "TLS_DH_DSS_WITH_AES_256_GCM_SHA384"},
222     {0x00A6, "TLS_DH_anon_WITH_AES_128_GCM_SHA256"},
223     {0x00A7, "TLS_DH_anon_WITH_AES_256_GCM_SHA384"},
224     {0x00A8, "TLS_PSK_WITH_AES_128_GCM_SHA256"},
225     {0x00A9, "TLS_PSK_WITH_AES_256_GCM_SHA384"},
226     {0x00AA, "TLS_DHE_PSK_WITH_AES_128_GCM_SHA256"},
227     {0x00AB, "TLS_DHE_PSK_WITH_AES_256_GCM_SHA384"},
228     {0x00AC, "TLS_RSA_PSK_WITH_AES_128_GCM_SHA256"},
229     {0x00AD, "TLS_RSA_PSK_WITH_AES_256_GCM_SHA384"},
230     {0x00AE, "TLS_PSK_WITH_AES_128_CBC_SHA256"},
231     {0x00AF, "TLS_PSK_WITH_AES_256_CBC_SHA384"},
232     {0x00B0, "TLS_PSK_WITH_NULL_SHA256"},
233     {0x00B1, "TLS_PSK_WITH_NULL_SHA384"},
234     {0x00B2, "TLS_DHE_PSK_WITH_AES_128_CBC_SHA256"},
235     {0x00B3, "TLS_DHE_PSK_WITH_AES_256_CBC_SHA384"},
236     {0x00B4, "TLS_DHE_PSK_WITH_NULL_SHA256"},
237     {0x00B5, "TLS_DHE_PSK_WITH_NULL_SHA384"},
238     {0x00B6, "TLS_RSA_PSK_WITH_AES_128_CBC_SHA256"},
239     {0x00B7, "TLS_RSA_PSK_WITH_AES_256_CBC_SHA384"},
240     {0x00B8, "TLS_RSA_PSK_WITH_NULL_SHA256"},
241     {0x00B9, "TLS_RSA_PSK_WITH_NULL_SHA384"},
242     {0x00BA, "TLS_RSA_WITH_CAMELLIA_128_CBC_SHA256"},
243     {0x00BB, "TLS_DH_DSS_WITH_CAMELLIA_128_CBC_SHA256"},
244     {0x00BC, "TLS_DH_RSA_WITH_CAMELLIA_128_CBC_SHA256"},
245     {0x00BD, "TLS_DHE_DSS_WITH_CAMELLIA_128_CBC_SHA256"},
246     {0x00BE, "TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA256"},
247     {0x00BF, "TLS_DH_anon_WITH_CAMELLIA_128_CBC_SHA256"},
248     {0x00C0, "TLS_RSA_WITH_CAMELLIA_256_CBC_SHA256"},
249     {0x00C1, "TLS_DH_DSS_WITH_CAMELLIA_256_CBC_SHA256"},
250     {0x00C2, "TLS_DH_RSA_WITH_CAMELLIA_256_CBC_SHA256"},
251     {0x00C3, "TLS_DHE_DSS_WITH_CAMELLIA_256_CBC_SHA256"},
252     {0x00C4, "TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA256"},
253     {0x00C5, "TLS_DH_anon_WITH_CAMELLIA_256_CBC_SHA256"},
254     {0x00FF, "TLS_EMPTY_RENEGOTIATION_INFO_SCSV"},
255     {0x5600, "TLS_FALLBACK_SCSV"},
256     {0xC001, "TLS_ECDH_ECDSA_WITH_NULL_SHA"},
257     {0xC002, "TLS_ECDH_ECDSA_WITH_RC4_128_SHA"},
258     {0xC003, "TLS_ECDH_ECDSA_WITH_3DES_EDE_CBC_SHA"},
259     {0xC004, "TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA"},
260     {0xC005, "TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA"},
261     {0xC006, "TLS_ECDHE_ECDSA_WITH_NULL_SHA"},
262     {0xC007, "TLS_ECDHE_ECDSA_WITH_RC4_128_SHA"},
263     {0xC008, "TLS_ECDHE_ECDSA_WITH_3DES_EDE_CBC_SHA"},
264     {0xC009, "TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA"},
265     {0xC00A, "TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA"},
266     {0xC00B, "TLS_ECDH_RSA_WITH_NULL_SHA"},
267     {0xC00C, "TLS_ECDH_RSA_WITH_RC4_128_SHA"},
268     {0xC00D, "TLS_ECDH_RSA_WITH_3DES_EDE_CBC_SHA"},
269     {0xC00E, "TLS_ECDH_RSA_WITH_AES_128_CBC_SHA"},
270     {0xC00F, "TLS_ECDH_RSA_WITH_AES_256_CBC_SHA"},
271     {0xC010, "TLS_ECDHE_RSA_WITH_NULL_SHA"},
272     {0xC011, "TLS_ECDHE_RSA_WITH_RC4_128_SHA"},
273     {0xC012, "TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA"},
274     {0xC013, "TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA"},
275     {0xC014, "TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA"},
276     {0xC015, "TLS_ECDH_anon_WITH_NULL_SHA"},
277     {0xC016, "TLS_ECDH_anon_WITH_RC4_128_SHA"},
278     {0xC017, "TLS_ECDH_anon_WITH_3DES_EDE_CBC_SHA"},
279     {0xC018, "TLS_ECDH_anon_WITH_AES_128_CBC_SHA"},
280     {0xC019, "TLS_ECDH_anon_WITH_AES_256_CBC_SHA"},
281     {0xC01A, "TLS_SRP_SHA_WITH_3DES_EDE_CBC_SHA"},
282     {0xC01B, "TLS_SRP_SHA_RSA_WITH_3DES_EDE_CBC_SHA"},
283     {0xC01C, "TLS_SRP_SHA_DSS_WITH_3DES_EDE_CBC_SHA"},
284     {0xC01D, "TLS_SRP_SHA_WITH_AES_128_CBC_SHA"},
285     {0xC01E, "TLS_SRP_SHA_RSA_WITH_AES_128_CBC_SHA"},
286     {0xC01F, "TLS_SRP_SHA_DSS_WITH_AES_128_CBC_SHA"},
287     {0xC020, "TLS_SRP_SHA_WITH_AES_256_CBC_SHA"},
288     {0xC021, "TLS_SRP_SHA_RSA_WITH_AES_256_CBC_SHA"},
289     {0xC022, "TLS_SRP_SHA_DSS_WITH_AES_256_CBC_SHA"},
290     {0xC023, "TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256"},
291     {0xC024, "TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384"},
292     {0xC025, "TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA256"},
293     {0xC026, "TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA384"},
294     {0xC027, "TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256"},
295     {0xC028, "TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384"},
296     {0xC029, "TLS_ECDH_RSA_WITH_AES_128_CBC_SHA256"},
297     {0xC02A, "TLS_ECDH_RSA_WITH_AES_256_CBC_SHA384"},
298     {0xC02B, "TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256"},
299     {0xC02C, "TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384"},
300     {0xC02D, "TLS_ECDH_ECDSA_WITH_AES_128_GCM_SHA256"},
301     {0xC02E, "TLS_ECDH_ECDSA_WITH_AES_256_GCM_SHA384"},
302     {0xC02F, "TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256"},
303     {0xC030, "TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384"},
304     {0xC031, "TLS_ECDH_RSA_WITH_AES_128_GCM_SHA256"},
305     {0xC032, "TLS_ECDH_RSA_WITH_AES_256_GCM_SHA384"},
306     {0xC033, "TLS_ECDHE_PSK_WITH_RC4_128_SHA"},
307     {0xC034, "TLS_ECDHE_PSK_WITH_3DES_EDE_CBC_SHA"},
308     {0xC035, "TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA"},
309     {0xC036, "TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA"},
310     {0xC037, "TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA256"},
311     {0xC038, "TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA384"},
312     {0xC039, "TLS_ECDHE_PSK_WITH_NULL_SHA"},
313     {0xC03A, "TLS_ECDHE_PSK_WITH_NULL_SHA256"},
314     {0xC03B, "TLS_ECDHE_PSK_WITH_NULL_SHA384"},
315     {0xC03C, "TLS_RSA_WITH_ARIA_128_CBC_SHA256"},
316     {0xC03D, "TLS_RSA_WITH_ARIA_256_CBC_SHA384"},
317     {0xC03E, "TLS_DH_DSS_WITH_ARIA_128_CBC_SHA256"},
318     {0xC03F, "TLS_DH_DSS_WITH_ARIA_256_CBC_SHA384"},
319     {0xC040, "TLS_DH_RSA_WITH_ARIA_128_CBC_SHA256"},
320     {0xC041, "TLS_DH_RSA_WITH_ARIA_256_CBC_SHA384"},
321     {0xC042, "TLS_DHE_DSS_WITH_ARIA_128_CBC_SHA256"},
322     {0xC043, "TLS_DHE_DSS_WITH_ARIA_256_CBC_SHA384"},
323     {0xC044, "TLS_DHE_RSA_WITH_ARIA_128_CBC_SHA256"},
324     {0xC045, "TLS_DHE_RSA_WITH_ARIA_256_CBC_SHA384"},
325     {0xC046, "TLS_DH_anon_WITH_ARIA_128_CBC_SHA256"},
326     {0xC047, "TLS_DH_anon_WITH_ARIA_256_CBC_SHA384"},
327     {0xC048, "TLS_ECDHE_ECDSA_WITH_ARIA_128_CBC_SHA256"},
328     {0xC049, "TLS_ECDHE_ECDSA_WITH_ARIA_256_CBC_SHA384"},
329     {0xC04A, "TLS_ECDH_ECDSA_WITH_ARIA_128_CBC_SHA256"},
330     {0xC04B, "TLS_ECDH_ECDSA_WITH_ARIA_256_CBC_SHA384"},
331     {0xC04C, "TLS_ECDHE_RSA_WITH_ARIA_128_CBC_SHA256"},
332     {0xC04D, "TLS_ECDHE_RSA_WITH_ARIA_256_CBC_SHA384"},
333     {0xC04E, "TLS_ECDH_RSA_WITH_ARIA_128_CBC_SHA256"},
334     {0xC04F, "TLS_ECDH_RSA_WITH_ARIA_256_CBC_SHA384"},
335     {0xC050, "TLS_RSA_WITH_ARIA_128_GCM_SHA256"},
336     {0xC051, "TLS_RSA_WITH_ARIA_256_GCM_SHA384"},
337     {0xC052, "TLS_DHE_RSA_WITH_ARIA_128_GCM_SHA256"},
338     {0xC053, "TLS_DHE_RSA_WITH_ARIA_256_GCM_SHA384"},
339     {0xC054, "TLS_DH_RSA_WITH_ARIA_128_GCM_SHA256"},
340     {0xC055, "TLS_DH_RSA_WITH_ARIA_256_GCM_SHA384"},
341     {0xC056, "TLS_DHE_DSS_WITH_ARIA_128_GCM_SHA256"},
342     {0xC057, "TLS_DHE_DSS_WITH_ARIA_256_GCM_SHA384"},
343     {0xC058, "TLS_DH_DSS_WITH_ARIA_128_GCM_SHA256"},
344     {0xC059, "TLS_DH_DSS_WITH_ARIA_256_GCM_SHA384"},
345     {0xC05A, "TLS_DH_anon_WITH_ARIA_128_GCM_SHA256"},
346     {0xC05B, "TLS_DH_anon_WITH_ARIA_256_GCM_SHA384"},
347     {0xC05C, "TLS_ECDHE_ECDSA_WITH_ARIA_128_GCM_SHA256"},
348     {0xC05D, "TLS_ECDHE_ECDSA_WITH_ARIA_256_GCM_SHA384"},
349     {0xC05E, "TLS_ECDH_ECDSA_WITH_ARIA_128_GCM_SHA256"},
350     {0xC05F, "TLS_ECDH_ECDSA_WITH_ARIA_256_GCM_SHA384"},
351     {0xC060, "TLS_ECDHE_RSA_WITH_ARIA_128_GCM_SHA256"},
352     {0xC061, "TLS_ECDHE_RSA_WITH_ARIA_256_GCM_SHA384"},
353     {0xC062, "TLS_ECDH_RSA_WITH_ARIA_128_GCM_SHA256"},
354     {0xC063, "TLS_ECDH_RSA_WITH_ARIA_256_GCM_SHA384"},
355     {0xC064, "TLS_PSK_WITH_ARIA_128_CBC_SHA256"},
356     {0xC065, "TLS_PSK_WITH_ARIA_256_CBC_SHA384"},
357     {0xC066, "TLS_DHE_PSK_WITH_ARIA_128_CBC_SHA256"},
358     {0xC067, "TLS_DHE_PSK_WITH_ARIA_256_CBC_SHA384"},
359     {0xC068, "TLS_RSA_PSK_WITH_ARIA_128_CBC_SHA256"},
360     {0xC069, "TLS_RSA_PSK_WITH_ARIA_256_CBC_SHA384"},
361     {0xC06A, "TLS_PSK_WITH_ARIA_128_GCM_SHA256"},
362     {0xC06B, "TLS_PSK_WITH_ARIA_256_GCM_SHA384"},
363     {0xC06C, "TLS_DHE_PSK_WITH_ARIA_128_GCM_SHA256"},
364     {0xC06D, "TLS_DHE_PSK_WITH_ARIA_256_GCM_SHA384"},
365     {0xC06E, "TLS_RSA_PSK_WITH_ARIA_128_GCM_SHA256"},
366     {0xC06F, "TLS_RSA_PSK_WITH_ARIA_256_GCM_SHA384"},
367     {0xC070, "TLS_ECDHE_PSK_WITH_ARIA_128_CBC_SHA256"},
368     {0xC071, "TLS_ECDHE_PSK_WITH_ARIA_256_CBC_SHA384"},
369     {0xC072, "TLS_ECDHE_ECDSA_WITH_CAMELLIA_128_CBC_SHA256"},
370     {0xC073, "TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_CBC_SHA384"},
371     {0xC074, "TLS_ECDH_ECDSA_WITH_CAMELLIA_128_CBC_SHA256"},
372     {0xC075, "TLS_ECDH_ECDSA_WITH_CAMELLIA_256_CBC_SHA384"},
373     {0xC076, "TLS_ECDHE_RSA_WITH_CAMELLIA_128_CBC_SHA256"},
374     {0xC077, "TLS_ECDHE_RSA_WITH_CAMELLIA_256_CBC_SHA384"},
375     {0xC078, "TLS_ECDH_RSA_WITH_CAMELLIA_128_CBC_SHA256"},
376     {0xC079, "TLS_ECDH_RSA_WITH_CAMELLIA_256_CBC_SHA384"},
377     {0xC07A, "TLS_RSA_WITH_CAMELLIA_128_GCM_SHA256"},
378     {0xC07B, "TLS_RSA_WITH_CAMELLIA_256_GCM_SHA384"},
379     {0xC07C, "TLS_DHE_RSA_WITH_CAMELLIA_128_GCM_SHA256"},
380     {0xC07D, "TLS_DHE_RSA_WITH_CAMELLIA_256_GCM_SHA384"},
381     {0xC07E, "TLS_DH_RSA_WITH_CAMELLIA_128_GCM_SHA256"},
382     {0xC07F, "TLS_DH_RSA_WITH_CAMELLIA_256_GCM_SHA384"},
383     {0xC080, "TLS_DHE_DSS_WITH_CAMELLIA_128_GCM_SHA256"},
384     {0xC081, "TLS_DHE_DSS_WITH_CAMELLIA_256_GCM_SHA384"},
385     {0xC082, "TLS_DH_DSS_WITH_CAMELLIA_128_GCM_SHA256"},
386     {0xC083, "TLS_DH_DSS_WITH_CAMELLIA_256_GCM_SHA384"},
387     {0xC084, "TLS_DH_anon_WITH_CAMELLIA_128_GCM_SHA256"},
388     {0xC085, "TLS_DH_anon_WITH_CAMELLIA_256_GCM_SHA384"},
389     {0xC086, "TLS_ECDHE_ECDSA_WITH_CAMELLIA_128_GCM_SHA256"},
390     {0xC087, "TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_GCM_SHA384"},
391     {0xC088, "TLS_ECDH_ECDSA_WITH_CAMELLIA_128_GCM_SHA256"},
392     {0xC089, "TLS_ECDH_ECDSA_WITH_CAMELLIA_256_GCM_SHA384"},
393     {0xC08A, "TLS_ECDHE_RSA_WITH_CAMELLIA_128_GCM_SHA256"},
394     {0xC08B, "TLS_ECDHE_RSA_WITH_CAMELLIA_256_GCM_SHA384"},
395     {0xC08C, "TLS_ECDH_RSA_WITH_CAMELLIA_128_GCM_SHA256"},
396     {0xC08D, "TLS_ECDH_RSA_WITH_CAMELLIA_256_GCM_SHA384"},
397     {0xC08E, "TLS_PSK_WITH_CAMELLIA_128_GCM_SHA256"},
398     {0xC08F, "TLS_PSK_WITH_CAMELLIA_256_GCM_SHA384"},
399     {0xC090, "TLS_DHE_PSK_WITH_CAMELLIA_128_GCM_SHA256"},
400     {0xC091, "TLS_DHE_PSK_WITH_CAMELLIA_256_GCM_SHA384"},
401     {0xC092, "TLS_RSA_PSK_WITH_CAMELLIA_128_GCM_SHA256"},
402     {0xC093, "TLS_RSA_PSK_WITH_CAMELLIA_256_GCM_SHA384"},
403     {0xC094, "TLS_PSK_WITH_CAMELLIA_128_CBC_SHA256"},
404     {0xC095, "TLS_PSK_WITH_CAMELLIA_256_CBC_SHA384"},
405     {0xC096, "TLS_DHE_PSK_WITH_CAMELLIA_128_CBC_SHA256"},
406     {0xC097, "TLS_DHE_PSK_WITH_CAMELLIA_256_CBC_SHA384"},
407     {0xC098, "TLS_RSA_PSK_WITH_CAMELLIA_128_CBC_SHA256"},
408     {0xC099, "TLS_RSA_PSK_WITH_CAMELLIA_256_CBC_SHA384"},
409     {0xC09A, "TLS_ECDHE_PSK_WITH_CAMELLIA_128_CBC_SHA256"},
410     {0xC09B, "TLS_ECDHE_PSK_WITH_CAMELLIA_256_CBC_SHA384"},
411     {0xC09C, "TLS_RSA_WITH_AES_128_CCM"},
412     {0xC09D, "TLS_RSA_WITH_AES_256_CCM"},
413     {0xC09E, "TLS_DHE_RSA_WITH_AES_128_CCM"},
414     {0xC09F, "TLS_DHE_RSA_WITH_AES_256_CCM"},
415     {0xC0A0, "TLS_RSA_WITH_AES_128_CCM_8"},
416     {0xC0A1, "TLS_RSA_WITH_AES_256_CCM_8"},
417     {0xC0A2, "TLS_DHE_RSA_WITH_AES_128_CCM_8"},
418     {0xC0A3, "TLS_DHE_RSA_WITH_AES_256_CCM_8"},
419     {0xC0A4, "TLS_PSK_WITH_AES_128_CCM"},
420     {0xC0A5, "TLS_PSK_WITH_AES_256_CCM"},
421     {0xC0A6, "TLS_DHE_PSK_WITH_AES_128_CCM"},
422     {0xC0A7, "TLS_DHE_PSK_WITH_AES_256_CCM"},
423     {0xC0A8, "TLS_PSK_WITH_AES_128_CCM_8"},
424     {0xC0A9, "TLS_PSK_WITH_AES_256_CCM_8"},
425     {0xC0AA, "TLS_PSK_DHE_WITH_AES_128_CCM_8"},
426     {0xC0AB, "TLS_PSK_DHE_WITH_AES_256_CCM_8"},
427     {0xC0AC, "TLS_ECDHE_ECDSA_WITH_AES_128_CCM"},
428     {0xC0AD, "TLS_ECDHE_ECDSA_WITH_AES_256_CCM"},
429     {0xC0AE, "TLS_ECDHE_ECDSA_WITH_AES_128_CCM_8"},
430     {0xC0AF, "TLS_ECDHE_ECDSA_WITH_AES_256_CCM_8"},
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 };
446
447 /* Compression methods */
448 static const ssl_trace_tbl ssl_comp_tbl[] = {
449     {0x0000, "No Compression"},
450     {0x0001, "Zlib Compression"}
451 };
452
453 /* Extensions */
454 static const ssl_trace_tbl ssl_exts_tbl[] = {
455     {TLSEXT_TYPE_server_name, "server_name"},
456     {TLSEXT_TYPE_max_fragment_length, "max_fragment_length"},
457     {TLSEXT_TYPE_client_certificate_url, "client_certificate_url"},
458     {TLSEXT_TYPE_trusted_ca_keys, "trusted_ca_keys"},
459     {TLSEXT_TYPE_truncated_hmac, "truncated_hmac"},
460     {TLSEXT_TYPE_status_request, "status_request"},
461     {TLSEXT_TYPE_user_mapping, "user_mapping"},
462     {TLSEXT_TYPE_client_authz, "client_authz"},
463     {TLSEXT_TYPE_server_authz, "server_authz"},
464     {TLSEXT_TYPE_cert_type, "cert_type"},
465     {TLSEXT_TYPE_key_share, "key_share"},
466     {TLSEXT_TYPE_psk, "psk"},
467     {TLSEXT_TYPE_psk_kex_modes, "psk_key_exchange_modes"},
468     {TLSEXT_TYPE_supported_groups, "supported_groups"},
469     {TLSEXT_TYPE_ec_point_formats, "ec_point_formats"},
470     {TLSEXT_TYPE_srp, "srp"},
471     {TLSEXT_TYPE_signature_algorithms, "signature_algorithms"},
472     {TLSEXT_TYPE_use_srtp, "use_srtp"},
473     {TLSEXT_TYPE_session_ticket, "session_ticket"},
474     {TLSEXT_TYPE_supported_versions, "supported_versions"},
475     {TLSEXT_TYPE_renegotiate, "renegotiate"},
476 # ifndef OPENSSL_NO_NEXTPROTONEG
477     {TLSEXT_TYPE_next_proto_neg, "next_proto_neg"},
478 # endif
479     {TLSEXT_TYPE_application_layer_protocol_negotiation,
480      "application_layer_protocol_negotiation"},
481     {TLSEXT_TYPE_signed_certificate_timestamp, "signed_certificate_timestamps"},
482     {TLSEXT_TYPE_padding, "padding"},
483     {TLSEXT_TYPE_encrypt_then_mac, "encrypt_then_mac"},
484     {TLSEXT_TYPE_extended_master_secret, "extended_master_secret"},
485     {TLSEXT_TYPE_early_data, "early_data"}
486 };
487
488 static const ssl_trace_tbl ssl_groups_tbl[] = {
489     {1, "sect163k1 (K-163)"},
490     {2, "sect163r1"},
491     {3, "sect163r2 (B-163)"},
492     {4, "sect193r1"},
493     {5, "sect193r2"},
494     {6, "sect233k1 (K-233)"},
495     {7, "sect233r1 (B-233)"},
496     {8, "sect239k1"},
497     {9, "sect283k1 (K-283)"},
498     {10, "sect283r1 (B-283)"},
499     {11, "sect409k1 (K-409)"},
500     {12, "sect409r1 (B-409)"},
501     {13, "sect571k1 (K-571)"},
502     {14, "sect571r1 (B-571)"},
503     {15, "secp160k1"},
504     {16, "secp160r1"},
505     {17, "secp160r2"},
506     {18, "secp192k1"},
507     {19, "secp192r1 (P-192)"},
508     {20, "secp224k1"},
509     {21, "secp224r1 (P-224)"},
510     {22, "secp256k1"},
511     {23, "secp256r1 (P-256)"},
512     {24, "secp384r1 (P-384)"},
513     {25, "secp521r1 (P-521)"},
514     {26, "brainpoolP256r1"},
515     {27, "brainpoolP384r1"},
516     {28, "brainpoolP512r1"},
517     {29, "ecdh_x25519"},
518     {256, "ffdhe2048"},
519     {257, "ffdhe3072"},
520     {258, "ffdhe4096"},
521     {259, "ffdhe6144"},
522     {260, "ffdhe8192"},
523     {0xFF01, "arbitrary_explicit_prime_curves"},
524     {0xFF02, "arbitrary_explicit_char2_curves"}
525 };
526
527 static const ssl_trace_tbl ssl_point_tbl[] = {
528     {0, "uncompressed"},
529     {1, "ansiX962_compressed_prime"},
530     {2, "ansiX962_compressed_char2"}
531 };
532
533 static const ssl_trace_tbl ssl_mfl_tbl[] = {
534     {0, "disabled"},
535     {1, "max_fragment_length := 2^9 (512 bytes)"},
536     {2, "max_fragment_length := 2^10 (1024 bytes)"},
537     {3, "max_fragment_length := 2^11 (2048 bytes)"},
538     {4, "max_fragment_length := 2^12 (4096 bytes)"}
539 };
540
541 static const ssl_trace_tbl ssl_sigalg_tbl[] = {
542     {TLSEXT_SIGALG_ecdsa_secp256r1_sha256, "ecdsa_secp256r1_sha256"},
543     {TLSEXT_SIGALG_ecdsa_secp384r1_sha384, "ecdsa_secp384r1_sha384"},
544     {TLSEXT_SIGALG_ecdsa_secp521r1_sha512, "ecdsa_secp521r1_sha512"},
545     {TLSEXT_SIGALG_ecdsa_sha224, "ecdsa_sha224"},
546     {TLSEXT_SIGALG_ed25519, "ed25519"},
547     {TLSEXT_SIGALG_ecdsa_sha1, "ecdsa_sha1"},
548     {TLSEXT_SIGALG_rsa_pss_sha256, "rsa_pss_sha256"},
549     {TLSEXT_SIGALG_rsa_pss_sha384, "rsa_pss_sha384"},
550     {TLSEXT_SIGALG_rsa_pss_sha512, "rsa_pss_sha512"},
551     {TLSEXT_SIGALG_rsa_pkcs1_sha256, "rsa_pkcs1_sha256"},
552     {TLSEXT_SIGALG_rsa_pkcs1_sha384, "rsa_pkcs1_sha384"},
553     {TLSEXT_SIGALG_rsa_pkcs1_sha512, "rsa_pkcs1_sha512"},
554     {TLSEXT_SIGALG_rsa_pkcs1_sha224, "rsa_pkcs1_sha224"},
555     {TLSEXT_SIGALG_rsa_pkcs1_sha1, "rsa_pkcs1_sha1"},
556     {TLSEXT_SIGALG_dsa_sha256, "dsa_sha256"},
557     {TLSEXT_SIGALG_dsa_sha384, "dsa_sha384"},
558     {TLSEXT_SIGALG_dsa_sha512, "dsa_sha512"},
559     {TLSEXT_SIGALG_dsa_sha224, "dsa_sha224"},
560     {TLSEXT_SIGALG_dsa_sha1, "dsa_sha1"},
561     {TLSEXT_SIGALG_gostr34102012_256_gostr34112012_256, "gost2012_256"},
562     {TLSEXT_SIGALG_gostr34102012_512_gostr34112012_512, "gost2012_512"},
563     {TLSEXT_SIGALG_gostr34102001_gostr3411, "gost2001_gost94"},
564 };
565
566 static const ssl_trace_tbl ssl_ctype_tbl[] = {
567     {1, "rsa_sign"},
568     {2, "dss_sign"},
569     {3, "rsa_fixed_dh"},
570     {4, "dss_fixed_dh"},
571     {5, "rsa_ephemeral_dh"},
572     {6, "dss_ephemeral_dh"},
573     {20, "fortezza_dms"},
574     {64, "ecdsa_sign"},
575     {65, "rsa_fixed_ecdh"},
576     {66, "ecdsa_fixed_ecdh"}
577 };
578
579 static const ssl_trace_tbl ssl_psk_kex_modes_tbl[] = {
580     {TLSEXT_KEX_MODE_KE, "psk_ke"},
581     {TLSEXT_KEX_MODE_KE_DHE, "psk_dhe_ke"}
582 };
583
584 static const ssl_trace_tbl ssl_key_update_tbl[] = {
585     {SSL_KEY_UPDATE_NOT_REQUESTED, "update_not_requested"},
586     {SSL_KEY_UPDATE_REQUESTED, "update_requested"}
587 };
588
589 static void ssl_print_hex(BIO *bio, int indent, const char *name,
590                           const unsigned char *msg, size_t msglen)
591 {
592     size_t i;
593
594     BIO_indent(bio, indent, 80);
595     BIO_printf(bio, "%s (len=%d): ", name, (int)msglen);
596     for (i = 0; i < msglen; i++)
597         BIO_printf(bio, "%02X", msg[i]);
598     BIO_puts(bio, "\n");
599 }
600
601 static int ssl_print_hexbuf(BIO *bio, int indent, const char *name, size_t nlen,
602                             const unsigned char **pmsg, size_t *pmsglen)
603 {
604     size_t blen;
605     const unsigned char *p = *pmsg;
606
607     if (*pmsglen < nlen)
608         return 0;
609     blen = p[0];
610     if (nlen > 1)
611         blen = (blen << 8) | p[1];
612     if (*pmsglen < nlen + blen)
613         return 0;
614     p += nlen;
615     ssl_print_hex(bio, indent, name, p, blen);
616     *pmsg += blen + nlen;
617     *pmsglen -= blen + nlen;
618     return 1;
619 }
620
621 static int ssl_print_version(BIO *bio, int indent, const char *name,
622                              const unsigned char **pmsg, size_t *pmsglen,
623                              unsigned int *version)
624 {
625     int vers;
626
627     if (*pmsglen < 2)
628         return 0;
629     vers = ((*pmsg)[0] << 8) | (*pmsg)[1];
630     if (version != NULL) {
631         /* TODO(TLS1.3): Remove the draft conditional here before release */
632         *version = (vers == TLS1_3_VERSION_DRAFT) ? TLS1_3_VERSION : vers;
633     }
634     BIO_indent(bio, indent, 80);
635     BIO_printf(bio, "%s=0x%x (%s)\n",
636                name, vers, ssl_trace_str(vers, ssl_version_tbl));
637     *pmsg += 2;
638     *pmsglen -= 2;
639     return 1;
640 }
641
642 static int ssl_print_random(BIO *bio, int indent,
643                             const unsigned char **pmsg, size_t *pmsglen)
644 {
645     unsigned int tm;
646     const unsigned char *p = *pmsg;
647
648     if (*pmsglen < 32)
649         return 0;
650     tm = (p[0] << 24) | (p[1] << 16) | (p[2] << 8) | p[3];
651     p += 4;
652     BIO_indent(bio, indent, 80);
653     BIO_puts(bio, "Random:\n");
654     BIO_indent(bio, indent + 2, 80);
655     BIO_printf(bio, "gmt_unix_time=0x%08X\n", tm);
656     ssl_print_hex(bio, indent + 2, "random_bytes", p, 28);
657     *pmsg += 32;
658     *pmsglen -= 32;
659     return 1;
660 }
661
662 static int ssl_print_signature(BIO *bio, int indent, const SSL *ssl,
663                                const unsigned char **pmsg, size_t *pmsglen)
664 {
665     if (*pmsglen < 2)
666         return 0;
667     if (SSL_USE_SIGALGS(ssl)) {
668         const unsigned char *p = *pmsg;
669         unsigned int sigalg = (p[0] << 8) | p[1];
670
671         BIO_indent(bio, indent, 80);
672         BIO_printf(bio, "Signature Algorithm: %s (0x%04x)\n",
673                    ssl_trace_str(sigalg, ssl_sigalg_tbl), sigalg);
674         *pmsg += 2;
675         *pmsglen -= 2;
676     }
677     return ssl_print_hexbuf(bio, indent, "Signature", 2, pmsg, pmsglen);
678 }
679
680 static int ssl_print_extension(BIO *bio, int indent, int server,
681                                unsigned char mt, int extype,
682                                const unsigned char *ext, size_t extlen)
683 {
684     size_t xlen, share_len;
685     unsigned int sigalg;
686     uint32_t max_early_data;
687
688     BIO_indent(bio, indent, 80);
689     BIO_printf(bio, "extension_type=%s(%d), length=%d\n",
690                ssl_trace_str(extype, ssl_exts_tbl), extype, (int)extlen);
691     switch (extype) {
692     case TLSEXT_TYPE_max_fragment_length:
693         if (extlen < 1)
694             return 0;
695         xlen = extlen;
696         return ssl_trace_list(bio, indent + 2, ext, xlen, 1, ssl_mfl_tbl);
697
698     case TLSEXT_TYPE_ec_point_formats:
699         if (extlen < 1)
700             return 0;
701         xlen = ext[0];
702         if (extlen != xlen + 1)
703             return 0;
704         return ssl_trace_list(bio, indent + 2, ext + 1, xlen, 1, ssl_point_tbl);
705
706     case TLSEXT_TYPE_supported_groups:
707         if (extlen < 2)
708             return 0;
709         xlen = (ext[0] << 8) | ext[1];
710         if (extlen != xlen + 2)
711             return 0;
712         return ssl_trace_list(bio, indent + 2, ext + 2, xlen, 2, ssl_groups_tbl);
713     case TLSEXT_TYPE_application_layer_protocol_negotiation:
714         if (extlen < 2)
715             return 0;
716         xlen = (ext[0] << 8) | ext[1];
717         if (extlen != xlen + 2)
718             return 0;
719         ext += 2;
720         while (xlen > 0) {
721             size_t plen = *ext++;
722
723             if (plen > xlen + 1)
724                 return 0;
725             BIO_indent(bio, indent + 2, 80);
726             BIO_write(bio, ext, plen);
727             BIO_puts(bio, "\n");
728             ext += plen;
729             xlen -= plen + 1;
730         }
731         return 1;
732
733     case TLSEXT_TYPE_signature_algorithms:
734
735         if (extlen < 2)
736             return 0;
737         xlen = (ext[0] << 8) | ext[1];
738         if (extlen != xlen + 2)
739             return 0;
740         if (xlen & 1)
741             return 0;
742         ext += 2;
743         while (xlen > 0) {
744             BIO_indent(bio, indent + 2, 80);
745             sigalg = (ext[0] << 8) | ext[1];
746             BIO_printf(bio, "%s (0x%04x)\n",
747                        ssl_trace_str(sigalg, ssl_sigalg_tbl), sigalg);
748             xlen -= 2;
749             ext += 2;
750         }
751         break;
752
753     case TLSEXT_TYPE_renegotiate:
754         if (extlen < 1)
755             return 0;
756         xlen = ext[0];
757         if (xlen + 1 != extlen)
758             return 0;
759         ext++;
760         if (xlen) {
761             if (server) {
762                 if (xlen & 1)
763                     return 0;
764                 xlen >>= 1;
765             }
766             ssl_print_hex(bio, indent + 4, "client_verify_data", ext, xlen);
767             if (server) {
768                 ext += xlen;
769                 ssl_print_hex(bio, indent + 4, "server_verify_data", ext, xlen);
770             }
771         } else {
772             BIO_indent(bio, indent + 4, 80);
773             BIO_puts(bio, "<EMPTY>\n");
774         }
775         break;
776
777     case TLSEXT_TYPE_heartbeat:
778         return 0;
779
780     case TLSEXT_TYPE_session_ticket:
781         if (extlen != 0)
782             ssl_print_hex(bio, indent + 4, "ticket", ext, extlen);
783         break;
784
785     case TLSEXT_TYPE_key_share:
786         if (mt == SSL3_MT_HELLO_RETRY_REQUEST) {
787             int group_id;
788
789             if (extlen != 2)
790                 return 0;
791             group_id = (ext[0] << 8) | ext[1];
792             BIO_indent(bio, indent + 4, 80);
793             BIO_printf(bio, "NamedGroup: %s (%d)\n",
794                        ssl_trace_str(group_id, ssl_groups_tbl), group_id);
795             break;
796         }
797         if (extlen < 2)
798             return 0;
799         if (server) {
800             xlen = extlen;
801         } else {
802             xlen = (ext[0] << 8) | ext[1];
803             if (extlen != xlen + 2)
804                 return 0;
805             ext += 2;
806         }
807         for (; xlen > 0; ext += share_len, xlen -= share_len) {
808             int group_id;
809
810             if (xlen < 4)
811                 return 0;
812             group_id = (ext[0] << 8) | ext[1];
813             share_len = (ext[2] << 8) | ext[3];
814             ext += 4;
815             xlen -= 4;
816             if (xlen < share_len)
817                 return 0;
818             BIO_indent(bio, indent + 4, 80);
819             BIO_printf(bio, "NamedGroup: %s (%d)\n",
820                        ssl_trace_str(group_id, ssl_groups_tbl), group_id);
821             ssl_print_hex(bio, indent + 4, "key_exchange: ", ext, share_len);
822         }
823         break;
824
825     case TLSEXT_TYPE_supported_versions:
826         if (extlen < 1)
827             return 0;
828         xlen = ext[0];
829         if (extlen != xlen + 1)
830             return 0;
831         return ssl_trace_list(bio, indent + 2, ext + 1, xlen, 2,
832                               ssl_version_tbl);
833
834     case TLSEXT_TYPE_psk_kex_modes:
835         if (extlen < 1)
836             return 0;
837         xlen = ext[0];
838         if (extlen != xlen + 1)
839             return 0;
840         return ssl_trace_list(bio, indent + 2, ext + 1, xlen, 1,
841                               ssl_psk_kex_modes_tbl);
842
843     case TLSEXT_TYPE_early_data:
844         if (mt != SSL3_MT_NEWSESSION_TICKET)
845             break;
846         if (extlen != 4)
847             return 0;
848         max_early_data = (ext[0] << 24) | (ext[1] << 16) | (ext[2] << 8)
849                          | ext[3];
850         BIO_indent(bio, indent + 2, 80);
851         BIO_printf(bio, "max_early_data=%u\n", max_early_data);
852         break;
853
854     default:
855         BIO_dump_indent(bio, (const char *)ext, extlen, indent + 2);
856     }
857     return 1;
858 }
859
860 static int ssl_print_extensions(BIO *bio, int indent, int server,
861                                 unsigned char mt, const unsigned char **msgin,
862                                 size_t *msginlen)
863 {
864     size_t extslen, msglen = *msginlen;
865     const unsigned char *msg = *msgin;
866
867     BIO_indent(bio, indent, 80);
868     if (msglen == 0) {
869         BIO_puts(bio, "No Extensions\n");
870         return 1;
871     }
872     extslen = (msg[0] << 8) | msg[1];
873     if (extslen != msglen - 2)
874         return 0;
875     msg += 2;
876     msglen = extslen;
877     BIO_printf(bio, "extensions, length = %d\n", (int)msglen);
878     while (msglen > 0) {
879         int extype;
880         size_t extlen;
881         if (msglen < 4)
882             return 0;
883         extype = (msg[0] << 8) | msg[1];
884         extlen = (msg[2] << 8) | msg[3];
885         if (msglen < extlen + 4) {
886             BIO_printf(bio, "extensions, extype = %d, extlen = %d\n", extype,
887                        (int)extlen);
888             BIO_dump_indent(bio, (const char *)msg, msglen, indent + 2);
889             return 0;
890         }
891         msg += 4;
892         if (!ssl_print_extension(bio, indent + 2, server, mt, extype, msg,
893                                  extlen))
894             return 0;
895         msg += extlen;
896         msglen -= extlen + 4;
897     }
898
899     *msgin = msg;
900     *msginlen = msglen;
901     return 1;
902 }
903
904 static int ssl_print_client_hello(BIO *bio, const SSL *ssl, int indent,
905                                   const unsigned char *msg, size_t msglen)
906 {
907     size_t len;
908     unsigned int cs;
909
910     if (!ssl_print_version(bio, indent, "client_version", &msg, &msglen, NULL))
911         return 0;
912     if (!ssl_print_random(bio, indent, &msg, &msglen))
913         return 0;
914     if (!ssl_print_hexbuf(bio, indent, "session_id", 1, &msg, &msglen))
915         return 0;
916     if (SSL_IS_DTLS(ssl)) {
917         if (!ssl_print_hexbuf(bio, indent, "cookie", 1, &msg, &msglen))
918             return 0;
919     }
920     if (msglen < 2)
921         return 0;
922     len = (msg[0] << 8) | msg[1];
923     msg += 2;
924     msglen -= 2;
925     BIO_indent(bio, indent, 80);
926     BIO_printf(bio, "cipher_suites (len=%d)\n", (int)len);
927     if (msglen < len || len & 1)
928         return 0;
929     while (len > 0) {
930         cs = (msg[0] << 8) | msg[1];
931         BIO_indent(bio, indent + 2, 80);
932         BIO_printf(bio, "{0x%02X, 0x%02X} %s\n",
933                    msg[0], msg[1], ssl_trace_str(cs, ssl_ciphers_tbl));
934         msg += 2;
935         msglen -= 2;
936         len -= 2;
937     }
938     if (msglen < 1)
939         return 0;
940     len = msg[0];
941     msg++;
942     msglen--;
943     if (msglen < len)
944         return 0;
945     BIO_indent(bio, indent, 80);
946     BIO_printf(bio, "compression_methods (len=%d)\n", (int)len);
947     while (len > 0) {
948         BIO_indent(bio, indent + 2, 80);
949         BIO_printf(bio, "%s (0x%02X)\n",
950                    ssl_trace_str(msg[0], ssl_comp_tbl), msg[0]);
951         msg++;
952         msglen--;
953         len--;
954     }
955     if (!ssl_print_extensions(bio, indent, 0, SSL3_MT_CLIENT_HELLO, &msg,
956                               &msglen))
957         return 0;
958     return 1;
959 }
960
961 static int dtls_print_hello_vfyrequest(BIO *bio, int indent,
962                                        const unsigned char *msg, size_t msglen)
963 {
964     if (!ssl_print_version(bio, indent, "server_version", &msg, &msglen, NULL))
965         return 0;
966     if (!ssl_print_hexbuf(bio, indent, "cookie", 1, &msg, &msglen))
967         return 0;
968     return 1;
969 }
970
971 static int ssl_print_server_hello(BIO *bio, int indent,
972                                   const unsigned char *msg, size_t msglen)
973 {
974     unsigned int cs;
975     unsigned int vers;
976
977     if (!ssl_print_version(bio, indent, "server_version", &msg, &msglen, &vers))
978         return 0;
979     if (!ssl_print_random(bio, indent, &msg, &msglen))
980         return 0;
981     if (vers != TLS1_3_VERSION
982             && !ssl_print_hexbuf(bio, indent, "session_id", 1, &msg, &msglen))
983         return 0;
984     if (msglen < 2)
985         return 0;
986     cs = (msg[0] << 8) | msg[1];
987     BIO_indent(bio, indent, 80);
988     BIO_printf(bio, "cipher_suite {0x%02X, 0x%02X} %s\n",
989                msg[0], msg[1], ssl_trace_str(cs, ssl_ciphers_tbl));
990     msg += 2;
991     msglen -= 2;
992     if (vers != TLS1_3_VERSION) {
993         if (msglen < 1)
994             return 0;
995         BIO_indent(bio, indent, 80);
996         BIO_printf(bio, "compression_method: %s (0x%02X)\n",
997                    ssl_trace_str(msg[0], ssl_comp_tbl), msg[0]);
998         msg++;
999         msglen--;
1000     }
1001     if (!ssl_print_extensions(bio, indent, 1, SSL3_MT_SERVER_HELLO, &msg,
1002                               &msglen))
1003         return 0;
1004     return 1;
1005 }
1006
1007 static int ssl_print_hello_retry_request(BIO *bio, int indent,
1008                                          const unsigned char *msg,
1009                                          size_t msglen)
1010 {
1011     unsigned int cs;
1012
1013     if (!ssl_print_version(bio, indent, "server_version", &msg, &msglen, NULL))
1014         return 0;
1015
1016     cs = (msg[0] << 8) | msg[1];
1017     BIO_indent(bio, indent, 80);
1018     BIO_printf(bio, "cipher_suite {0x%02X, 0x%02X} %s\n",
1019                msg[0], msg[1], ssl_trace_str(cs, ssl_ciphers_tbl));
1020     msg += 2;
1021     msglen -= 2;
1022
1023     if (!ssl_print_extensions(bio, indent, 1, SSL3_MT_HELLO_RETRY_REQUEST, &msg,
1024                               &msglen))
1025         return 0;
1026
1027     return 1;
1028 }
1029
1030 static int ssl_get_keyex(const char **pname, const SSL *ssl)
1031 {
1032     unsigned long alg_k = ssl->s3->tmp.new_cipher->algorithm_mkey;
1033
1034     if (alg_k & SSL_kRSA) {
1035         *pname = "rsa";
1036         return SSL_kRSA;
1037     }
1038     if (alg_k & SSL_kDHE) {
1039         *pname = "DHE";
1040         return SSL_kDHE;
1041     }
1042     if (alg_k & SSL_kECDHE) {
1043         *pname = "ECDHE";
1044         return SSL_kECDHE;
1045     }
1046     if (alg_k & SSL_kPSK) {
1047         *pname = "PSK";
1048         return SSL_kPSK;
1049     }
1050     if (alg_k & SSL_kRSAPSK) {
1051         *pname = "RSAPSK";
1052         return SSL_kRSAPSK;
1053     }
1054     if (alg_k & SSL_kDHEPSK) {
1055         *pname = "DHEPSK";
1056         return SSL_kDHEPSK;
1057     }
1058     if (alg_k & SSL_kECDHEPSK) {
1059         *pname = "ECDHEPSK";
1060         return SSL_kECDHEPSK;
1061     }
1062     if (alg_k & SSL_kSRP) {
1063         *pname = "SRP";
1064         return SSL_kSRP;
1065     }
1066     if (alg_k & SSL_kGOST) {
1067         *pname = "GOST";
1068         return SSL_kGOST;
1069     }
1070     *pname = "UNKNOWN";
1071     return 0;
1072 }
1073
1074 static int ssl_print_client_keyex(BIO *bio, int indent, const SSL *ssl,
1075                                   const unsigned char *msg, size_t msglen)
1076 {
1077     const char *algname;
1078     int id = ssl_get_keyex(&algname, ssl);
1079
1080     BIO_indent(bio, indent, 80);
1081     BIO_printf(bio, "KeyExchangeAlgorithm=%s\n", algname);
1082     if (id & SSL_PSK) {
1083         if (!ssl_print_hexbuf(bio, indent + 2,
1084                               "psk_identity", 2, &msg, &msglen))
1085             return 0;
1086     }
1087     switch (id) {
1088
1089     case SSL_kRSA:
1090     case SSL_kRSAPSK:
1091         if (TLS1_get_version(ssl) == SSL3_VERSION) {
1092             ssl_print_hex(bio, indent + 2,
1093                           "EncyptedPreMasterSecret", msg, msglen);
1094         } else {
1095             if (!ssl_print_hexbuf(bio, indent + 2,
1096                                   "EncyptedPreMasterSecret", 2, &msg, &msglen))
1097                 return 0;
1098         }
1099         break;
1100
1101     case SSL_kDHE:
1102     case SSL_kDHEPSK:
1103         if (!ssl_print_hexbuf(bio, indent + 2, "dh_Yc", 2, &msg, &msglen))
1104             return 0;
1105         break;
1106
1107     case SSL_kECDHE:
1108     case SSL_kECDHEPSK:
1109         if (!ssl_print_hexbuf(bio, indent + 2, "ecdh_Yc", 1, &msg, &msglen))
1110             return 0;
1111         break;
1112
1113     }
1114
1115     return !msglen;
1116 }
1117
1118 static int ssl_print_server_keyex(BIO *bio, int indent, const SSL *ssl,
1119                                   const unsigned char *msg, size_t msglen)
1120 {
1121     const char *algname;
1122     int id = ssl_get_keyex(&algname, ssl);
1123
1124     BIO_indent(bio, indent, 80);
1125     BIO_printf(bio, "KeyExchangeAlgorithm=%s\n", algname);
1126     if (id & SSL_PSK) {
1127         if (!ssl_print_hexbuf(bio, indent + 2,
1128                               "psk_identity_hint", 2, &msg, &msglen))
1129             return 0;
1130     }
1131     switch (id) {
1132     case SSL_kRSA:
1133
1134         if (!ssl_print_hexbuf(bio, indent + 2, "rsa_modulus", 2, &msg, &msglen))
1135             return 0;
1136         if (!ssl_print_hexbuf(bio, indent + 2, "rsa_exponent", 2,
1137                               &msg, &msglen))
1138             return 0;
1139         break;
1140
1141     case SSL_kDHE:
1142     case SSL_kDHEPSK:
1143         if (!ssl_print_hexbuf(bio, indent + 2, "dh_p", 2, &msg, &msglen))
1144             return 0;
1145         if (!ssl_print_hexbuf(bio, indent + 2, "dh_g", 2, &msg, &msglen))
1146             return 0;
1147         if (!ssl_print_hexbuf(bio, indent + 2, "dh_Ys", 2, &msg, &msglen))
1148             return 0;
1149         break;
1150
1151 # ifndef OPENSSL_NO_EC
1152     case SSL_kECDHE:
1153     case SSL_kECDHEPSK:
1154         if (msglen < 1)
1155             return 0;
1156         BIO_indent(bio, indent + 2, 80);
1157         if (msg[0] == EXPLICIT_PRIME_CURVE_TYPE)
1158             BIO_puts(bio, "explicit_prime\n");
1159         else if (msg[0] == EXPLICIT_CHAR2_CURVE_TYPE)
1160             BIO_puts(bio, "explicit_char2\n");
1161         else if (msg[0] == NAMED_CURVE_TYPE) {
1162             int curve;
1163             if (msglen < 3)
1164                 return 0;
1165             curve = (msg[1] << 8) | msg[2];
1166             BIO_printf(bio, "named_curve: %s (%d)\n",
1167                        ssl_trace_str(curve, ssl_groups_tbl), curve);
1168             msg += 3;
1169             msglen -= 3;
1170             if (!ssl_print_hexbuf(bio, indent + 2, "point", 1, &msg, &msglen))
1171                 return 0;
1172         } else {
1173             BIO_printf(bio, "UNKNOWN CURVE PARAMETER TYPE %d\n", msg[0]);
1174             return 0;
1175         }
1176         break;
1177 # endif
1178
1179     case SSL_kPSK:
1180     case SSL_kRSAPSK:
1181         break;
1182     }
1183     if (!(id & SSL_PSK))
1184         ssl_print_signature(bio, indent, ssl, &msg, &msglen);
1185     return !msglen;
1186 }
1187
1188 static int ssl_print_certificate(BIO *bio, int indent,
1189                                  const unsigned char **pmsg, size_t *pmsglen)
1190 {
1191     size_t msglen = *pmsglen;
1192     size_t clen;
1193     X509 *x;
1194     const unsigned char *p = *pmsg, *q;
1195
1196     if (msglen < 3)
1197         return 0;
1198     clen = (p[0] << 16) | (p[1] << 8) | p[2];
1199     if (msglen < clen + 3)
1200         return 0;
1201     q = p + 3;
1202     BIO_indent(bio, indent, 80);
1203     BIO_printf(bio, "ASN.1Cert, length=%d", (int)clen);
1204     x = d2i_X509(NULL, &q, clen);
1205     if (!x)
1206         BIO_puts(bio, "<UNPARSEABLE CERTIFICATE>\n");
1207     else {
1208         BIO_puts(bio, "\n------details-----\n");
1209         X509_print_ex(bio, x, XN_FLAG_ONELINE, 0);
1210         PEM_write_bio_X509(bio, x);
1211         /* Print certificate stuff */
1212         BIO_puts(bio, "------------------\n");
1213         X509_free(x);
1214     }
1215     if (q != p + 3 + clen) {
1216         BIO_puts(bio, "<TRAILING GARBAGE AFTER CERTIFICATE>\n");
1217     }
1218     *pmsg += clen + 3;
1219     *pmsglen -= clen + 3;
1220     return 1;
1221 }
1222
1223 static int ssl_print_certificates(BIO *bio, const SSL *ssl, int server,
1224                                   int indent, const unsigned char *msg,
1225                                   size_t msglen)
1226 {
1227     size_t clen;
1228
1229     if (SSL_IS_TLS13(ssl)
1230             && !ssl_print_hexbuf(bio, indent, "context", 1, &msg, &msglen))
1231         return 0;
1232
1233     if (msglen < 3)
1234         return 0;
1235     clen = (msg[0] << 16) | (msg[1] << 8) | msg[2];
1236     if (msglen != clen + 3)
1237         return 0;
1238     msg += 3;
1239     BIO_indent(bio, indent, 80);
1240     BIO_printf(bio, "certificate_list, length=%d\n", (int)clen);
1241     while (clen > 0) {
1242         if (!ssl_print_certificate(bio, indent + 2, &msg, &clen))
1243             return 0;
1244         if (!ssl_print_extensions(bio, indent + 2, server, SSL3_MT_CERTIFICATE,
1245                                   &msg, &clen))
1246             return 0;
1247
1248     }
1249     return 1;
1250 }
1251
1252 static int ssl_print_cert_request(BIO *bio, int indent, const SSL *ssl,
1253                                   const unsigned char *msg, size_t msglen)
1254 {
1255     size_t xlen;
1256     unsigned int sigalg;
1257
1258     if (SSL_IS_TLS13(ssl)) {
1259         if (!ssl_print_hexbuf(bio, indent, "request_context", 1, &msg, &msglen))
1260             return 0;
1261     } else {
1262         if (msglen < 1)
1263             return 0;
1264         xlen = msg[0];
1265         if (msglen < xlen + 1)
1266             return 0;
1267         msg++;
1268         BIO_indent(bio, indent, 80);
1269         BIO_printf(bio, "certificate_types (len=%d)\n", (int)xlen);
1270         if (!ssl_trace_list(bio, indent + 2, msg, xlen, 1, ssl_ctype_tbl))
1271             return 0;
1272         msg += xlen;
1273         msglen -= xlen + 1;
1274     }
1275     if (SSL_USE_SIGALGS(ssl)) {
1276         if (msglen < 2)
1277             return 0;
1278         xlen = (msg[0] << 8) | msg[1];
1279         if (msglen < xlen + 2 || (xlen & 1))
1280             return 0;
1281         msg += 2;
1282         msglen -= xlen + 2;
1283         BIO_indent(bio, indent, 80);
1284         BIO_printf(bio, "signature_algorithms (len=%d)\n", (int)xlen);
1285         while (xlen > 0) {
1286             BIO_indent(bio, indent + 2, 80);
1287             sigalg = (msg[0] << 8) | msg[1];
1288             BIO_printf(bio, "%s (0x%04x)\n",
1289                        ssl_trace_str(sigalg, ssl_sigalg_tbl), sigalg);
1290             xlen -= 2;
1291             msg += 2;
1292         }
1293         msg += xlen;
1294     }
1295
1296     xlen = (msg[0] << 8) | msg[1];
1297     BIO_indent(bio, indent, 80);
1298     if (msglen < xlen + 2)
1299         return 0;
1300     msg += 2;
1301     msglen -= 2 + xlen;
1302     BIO_printf(bio, "certificate_authorities (len=%d)\n", (int)xlen);
1303     while (xlen > 0) {
1304         size_t dlen;
1305         X509_NAME *nm;
1306         const unsigned char *p;
1307         if (xlen < 2)
1308             return 0;
1309         dlen = (msg[0] << 8) | msg[1];
1310         if (xlen < dlen + 2)
1311             return 0;
1312         msg += 2;
1313         BIO_indent(bio, indent + 2, 80);
1314         BIO_printf(bio, "DistinguishedName (len=%d): ", (int)dlen);
1315         p = msg;
1316         nm = d2i_X509_NAME(NULL, &p, dlen);
1317         if (!nm) {
1318             BIO_puts(bio, "<UNPARSEABLE DN>\n");
1319         } else {
1320             X509_NAME_print_ex(bio, nm, 0, XN_FLAG_ONELINE);
1321             BIO_puts(bio, "\n");
1322             X509_NAME_free(nm);
1323         }
1324         xlen -= dlen + 2;
1325         msg += dlen;
1326     }
1327     if (SSL_IS_TLS13(ssl)) {
1328         if (!ssl_print_hexbuf(bio, indent, "request_extensions", 2,
1329                               &msg, &msglen))
1330             return 0;
1331     }
1332     return msglen == 0;
1333 }
1334
1335 static int ssl_print_ticket(BIO *bio, int indent, const SSL *ssl,
1336                             const unsigned char *msg, size_t msglen)
1337 {
1338     unsigned int tick_life;
1339
1340     if (msglen == 0) {
1341         BIO_indent(bio, indent + 2, 80);
1342         BIO_puts(bio, "No Ticket\n");
1343         return 1;
1344     }
1345     if (msglen < 4)
1346         return 0;
1347     tick_life = (msg[0] << 24) | (msg[1] << 16) | (msg[2] << 8) | msg[3];
1348     msglen -= 4;
1349     msg += 4;
1350     BIO_indent(bio, indent + 2, 80);
1351     BIO_printf(bio, "ticket_lifetime_hint=%u\n", tick_life);
1352     if (SSL_IS_TLS13(ssl)) {
1353         unsigned int ticket_age_add;
1354
1355         if (msglen < 4)
1356             return 0;
1357         ticket_age_add = (msg[0] << 24) | (msg[1] << 16) | (msg[2] << 8)
1358                           | msg[3];
1359         msglen -= 4;
1360         msg += 4;
1361         BIO_indent(bio, indent + 2, 80);
1362         BIO_printf(bio, "ticket_age_add=%u\n", ticket_age_add);
1363         if (!ssl_print_hexbuf(bio, indent + 2, "ticket_nonce", 1, &msg,
1364                               &msglen))
1365             return 0;
1366     }
1367     if (!ssl_print_hexbuf(bio, indent + 2, "ticket", 2, &msg, &msglen))
1368         return 0;
1369     if (SSL_IS_TLS13(ssl)
1370             && !ssl_print_extensions(bio, indent + 2, 0,
1371                                      SSL3_MT_NEWSESSION_TICKET, &msg, &msglen))
1372         return 0;
1373     if (msglen)
1374         return 0;
1375     return 1;
1376 }
1377
1378 static int ssl_print_handshake(BIO *bio, const SSL *ssl, int server,
1379                                const unsigned char *msg, size_t msglen,
1380                                int indent)
1381 {
1382     size_t hlen;
1383     unsigned char htype;
1384
1385     if (msglen < 4)
1386         return 0;
1387     htype = msg[0];
1388     hlen = (msg[1] << 16) | (msg[2] << 8) | msg[3];
1389     BIO_indent(bio, indent, 80);
1390     BIO_printf(bio, "%s, Length=%d\n",
1391                ssl_trace_str(htype, ssl_handshake_tbl), (int)hlen);
1392     msg += 4;
1393     msglen -= 4;
1394     if (SSL_IS_DTLS(ssl)) {
1395         if (msglen < 8)
1396             return 0;
1397         BIO_indent(bio, indent, 80);
1398         BIO_printf(bio, "message_seq=%d, fragment_offset=%d, "
1399                    "fragment_length=%d\n",
1400                    (msg[0] << 8) | msg[1],
1401                    (msg[2] << 16) | (msg[3] << 8) | msg[4],
1402                    (msg[5] << 16) | (msg[6] << 8) | msg[7]);
1403         msg += 8;
1404         msglen -= 8;
1405     }
1406     if (msglen < hlen)
1407         return 0;
1408     switch (htype) {
1409     case SSL3_MT_CLIENT_HELLO:
1410         if (!ssl_print_client_hello(bio, ssl, indent + 2, msg, msglen))
1411             return 0;
1412         break;
1413
1414     case DTLS1_MT_HELLO_VERIFY_REQUEST:
1415         if (!dtls_print_hello_vfyrequest(bio, indent + 2, msg, msglen))
1416             return 0;
1417         break;
1418
1419     case SSL3_MT_SERVER_HELLO:
1420         if (!ssl_print_server_hello(bio, indent + 2, msg, msglen))
1421             return 0;
1422         break;
1423
1424     case SSL3_MT_SERVER_KEY_EXCHANGE:
1425         if (!ssl_print_server_keyex(bio, indent + 2, ssl, msg, msglen))
1426             return 0;
1427         break;
1428
1429     case SSL3_MT_CLIENT_KEY_EXCHANGE:
1430         if (!ssl_print_client_keyex(bio, indent + 2, ssl, msg, msglen))
1431             return 0;
1432         break;
1433
1434     case SSL3_MT_CERTIFICATE:
1435         if (!ssl_print_certificates(bio, ssl, server, indent + 2, msg, msglen))
1436             return 0;
1437         break;
1438
1439     case SSL3_MT_CERTIFICATE_VERIFY:
1440         if (!ssl_print_signature(bio, indent + 2, ssl, &msg, &msglen))
1441             return 0;
1442         break;
1443
1444     case SSL3_MT_CERTIFICATE_REQUEST:
1445         if (!ssl_print_cert_request(bio, indent + 2, ssl, msg, msglen))
1446             return 0;
1447         break;
1448
1449     case SSL3_MT_FINISHED:
1450         ssl_print_hex(bio, indent + 2, "verify_data", msg, msglen);
1451         break;
1452
1453     case SSL3_MT_SERVER_DONE:
1454         if (msglen != 0)
1455             ssl_print_hex(bio, indent + 2, "unexpected value", msg, msglen);
1456         break;
1457
1458     case SSL3_MT_NEWSESSION_TICKET:
1459         if (!ssl_print_ticket(bio, indent + 2, ssl, msg, msglen))
1460             return 0;
1461         break;
1462
1463     case SSL3_MT_HELLO_RETRY_REQUEST:
1464         if (!ssl_print_hello_retry_request(bio, indent + 2, msg, msglen))
1465             return 0;
1466         break;
1467
1468     case SSL3_MT_ENCRYPTED_EXTENSIONS:
1469         if (!ssl_print_extensions(bio, indent + 2, 1,
1470                                   SSL3_MT_ENCRYPTED_EXTENSIONS, &msg, &msglen))
1471             return 0;
1472         break;
1473
1474     case SSL3_MT_KEY_UPDATE:
1475         if (msglen != 1) {
1476             ssl_print_hex(bio, indent + 2, "unexpected value", msg, msglen);
1477             return 0;
1478         }
1479         if (!ssl_trace_list(bio, indent + 2, msg, msglen, 1,
1480                             ssl_key_update_tbl))
1481             return 0;
1482         break;
1483
1484     default:
1485         BIO_indent(bio, indent + 2, 80);
1486         BIO_puts(bio, "Unsupported, hex dump follows:\n");
1487         BIO_dump_indent(bio, (const char *)msg, msglen, indent + 4);
1488     }
1489     return 1;
1490 }
1491
1492 void SSL_trace(int write_p, int version, int content_type,
1493                const void *buf, size_t msglen, SSL *ssl, void *arg)
1494 {
1495     const unsigned char *msg = buf;
1496     BIO *bio = arg;
1497
1498     switch (content_type) {
1499     case SSL3_RT_HEADER:
1500         {
1501             int hvers = msg[1] << 8 | msg[2];
1502             BIO_puts(bio, write_p ? "Sent" : "Received");
1503             BIO_printf(bio, " Record\nHeader:\n  Version = %s (0x%x)\n",
1504                        ssl_trace_str(hvers, ssl_version_tbl), hvers);
1505             if (SSL_IS_DTLS(ssl)) {
1506                 BIO_printf(bio,
1507                            "  epoch=%d, sequence_number=%04x%04x%04x\n",
1508                            (msg[3] << 8 | msg[4]),
1509                            (msg[5] << 8 | msg[6]),
1510                            (msg[7] << 8 | msg[8]), (msg[9] << 8 | msg[10]));
1511             }
1512
1513             BIO_printf(bio, "  Content Type = %s (%d)\n  Length = %d",
1514                        ssl_trace_str(msg[0], ssl_content_tbl), msg[0],
1515                        msg[msglen - 2] << 8 | msg[msglen - 1]);
1516         }
1517         break;
1518
1519     case SSL3_RT_INNER_CONTENT_TYPE:
1520         BIO_printf(bio, "  Inner Content Type = %s (%d)",
1521                    ssl_trace_str(msg[0], ssl_content_tbl), msg[0]);
1522         break;
1523
1524     case SSL3_RT_HANDSHAKE:
1525         if (!ssl_print_handshake(bio, ssl, ssl->server ? write_p : !write_p,
1526                                  msg, msglen, 4))
1527             BIO_printf(bio, "Message length parse error!\n");
1528         break;
1529
1530     case SSL3_RT_CHANGE_CIPHER_SPEC:
1531         if (msglen == 1 && msg[0] == 1)
1532             BIO_puts(bio, "    change_cipher_spec (1)\n");
1533         else
1534             ssl_print_hex(bio, 4, "unknown value", msg, msglen);
1535         break;
1536
1537     case SSL3_RT_ALERT:
1538         if (msglen != 2)
1539             BIO_puts(bio, "    Illegal Alert Length\n");
1540         else {
1541             BIO_printf(bio, "    Level=%s(%d), description=%s(%d)\n",
1542                        SSL_alert_type_string_long(msg[0] << 8),
1543                        msg[0], SSL_alert_desc_string_long(msg[1]), msg[1]);
1544         }
1545
1546     }
1547
1548     BIO_puts(bio, "\n");
1549 }
1550
1551 #endif