Add blowfish ciphers to default provider
[openssl.git] / ssl / t1_trce.c
1 /*
2  * Copyright 2012-2018 The OpenSSL Project Authors. All Rights Reserved.
3  *
4  * Licensed under the Apache License 2.0 (the "License").  You may not use
5  * this file except in compliance with the License.  You can obtain a copy
6  * in the file LICENSE in the source distribution or at
7  * https://www.openssl.org/source/license.html
8  */
9
10 #include "ssl_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_application_layer_protocol_negotiation,
472      "application_layer_protocol_negotiation"},
473     {TLSEXT_TYPE_signed_certificate_timestamp, "signed_certificate_timestamps"},
474     {TLSEXT_TYPE_padding, "padding"},
475     {TLSEXT_TYPE_encrypt_then_mac, "encrypt_then_mac"},
476     {TLSEXT_TYPE_extended_master_secret, "extended_master_secret"},
477     {TLSEXT_TYPE_session_ticket, "session_ticket"},
478     {TLSEXT_TYPE_psk, "psk"},
479     {TLSEXT_TYPE_early_data, "early_data"},
480     {TLSEXT_TYPE_supported_versions, "supported_versions"},
481     {TLSEXT_TYPE_cookie, "cookie_ext"},
482     {TLSEXT_TYPE_psk_kex_modes, "psk_key_exchange_modes"},
483     {TLSEXT_TYPE_certificate_authorities, "certificate_authorities"},
484     {TLSEXT_TYPE_post_handshake_auth, "post_handshake_auth"},
485     {TLSEXT_TYPE_signature_algorithms_cert, "signature_algorithms_cert"},
486     {TLSEXT_TYPE_key_share, "key_share"},
487     {TLSEXT_TYPE_renegotiate, "renegotiate"},
488 # ifndef OPENSSL_NO_NEXTPROTONEG
489     {TLSEXT_TYPE_next_proto_neg, "next_proto_neg"},
490 # endif
491 };
492
493 static const ssl_trace_tbl ssl_groups_tbl[] = {
494     {1, "sect163k1 (K-163)"},
495     {2, "sect163r1"},
496     {3, "sect163r2 (B-163)"},
497     {4, "sect193r1"},
498     {5, "sect193r2"},
499     {6, "sect233k1 (K-233)"},
500     {7, "sect233r1 (B-233)"},
501     {8, "sect239k1"},
502     {9, "sect283k1 (K-283)"},
503     {10, "sect283r1 (B-283)"},
504     {11, "sect409k1 (K-409)"},
505     {12, "sect409r1 (B-409)"},
506     {13, "sect571k1 (K-571)"},
507     {14, "sect571r1 (B-571)"},
508     {15, "secp160k1"},
509     {16, "secp160r1"},
510     {17, "secp160r2"},
511     {18, "secp192k1"},
512     {19, "secp192r1 (P-192)"},
513     {20, "secp224k1"},
514     {21, "secp224r1 (P-224)"},
515     {22, "secp256k1"},
516     {23, "secp256r1 (P-256)"},
517     {24, "secp384r1 (P-384)"},
518     {25, "secp521r1 (P-521)"},
519     {26, "brainpoolP256r1"},
520     {27, "brainpoolP384r1"},
521     {28, "brainpoolP512r1"},
522     {29, "ecdh_x25519"},
523     {30, "ecdh_x448"},
524     {256, "ffdhe2048"},
525     {257, "ffdhe3072"},
526     {258, "ffdhe4096"},
527     {259, "ffdhe6144"},
528     {260, "ffdhe8192"},
529     {0xFF01, "arbitrary_explicit_prime_curves"},
530     {0xFF02, "arbitrary_explicit_char2_curves"}
531 };
532
533 static const ssl_trace_tbl ssl_point_tbl[] = {
534     {0, "uncompressed"},
535     {1, "ansiX962_compressed_prime"},
536     {2, "ansiX962_compressed_char2"}
537 };
538
539 static const ssl_trace_tbl ssl_mfl_tbl[] = {
540     {0, "disabled"},
541     {1, "max_fragment_length := 2^9 (512 bytes)"},
542     {2, "max_fragment_length := 2^10 (1024 bytes)"},
543     {3, "max_fragment_length := 2^11 (2048 bytes)"},
544     {4, "max_fragment_length := 2^12 (4096 bytes)"}
545 };
546
547 static const ssl_trace_tbl ssl_sigalg_tbl[] = {
548     {TLSEXT_SIGALG_ecdsa_secp256r1_sha256, "ecdsa_secp256r1_sha256"},
549     {TLSEXT_SIGALG_ecdsa_secp384r1_sha384, "ecdsa_secp384r1_sha384"},
550     {TLSEXT_SIGALG_ecdsa_secp521r1_sha512, "ecdsa_secp521r1_sha512"},
551     {TLSEXT_SIGALG_ecdsa_sha224, "ecdsa_sha224"},
552     {TLSEXT_SIGALG_ed25519, "ed25519"},
553     {TLSEXT_SIGALG_ed448, "ed448"},
554     {TLSEXT_SIGALG_ecdsa_sha1, "ecdsa_sha1"},
555     {TLSEXT_SIGALG_rsa_pss_rsae_sha256, "rsa_pss_rsae_sha256"},
556     {TLSEXT_SIGALG_rsa_pss_rsae_sha384, "rsa_pss_rsae_sha384"},
557     {TLSEXT_SIGALG_rsa_pss_rsae_sha512, "rsa_pss_rsae_sha512"},
558     {TLSEXT_SIGALG_rsa_pss_pss_sha256, "rsa_pss_pss_sha256"},
559     {TLSEXT_SIGALG_rsa_pss_pss_sha384, "rsa_pss_pss_sha384"},
560     {TLSEXT_SIGALG_rsa_pss_pss_sha512, "rsa_pss_pss_sha512"},
561     {TLSEXT_SIGALG_rsa_pkcs1_sha256, "rsa_pkcs1_sha256"},
562     {TLSEXT_SIGALG_rsa_pkcs1_sha384, "rsa_pkcs1_sha384"},
563     {TLSEXT_SIGALG_rsa_pkcs1_sha512, "rsa_pkcs1_sha512"},
564     {TLSEXT_SIGALG_rsa_pkcs1_sha224, "rsa_pkcs1_sha224"},
565     {TLSEXT_SIGALG_rsa_pkcs1_sha1, "rsa_pkcs1_sha1"},
566     {TLSEXT_SIGALG_dsa_sha256, "dsa_sha256"},
567     {TLSEXT_SIGALG_dsa_sha384, "dsa_sha384"},
568     {TLSEXT_SIGALG_dsa_sha512, "dsa_sha512"},
569     {TLSEXT_SIGALG_dsa_sha224, "dsa_sha224"},
570     {TLSEXT_SIGALG_dsa_sha1, "dsa_sha1"},
571     {TLSEXT_SIGALG_gostr34102012_256_gostr34112012_256, "gost2012_256"},
572     {TLSEXT_SIGALG_gostr34102012_512_gostr34112012_512, "gost2012_512"},
573     {TLSEXT_SIGALG_gostr34102001_gostr3411, "gost2001_gost94"},
574 };
575
576 static const ssl_trace_tbl ssl_ctype_tbl[] = {
577     {1, "rsa_sign"},
578     {2, "dss_sign"},
579     {3, "rsa_fixed_dh"},
580     {4, "dss_fixed_dh"},
581     {5, "rsa_ephemeral_dh"},
582     {6, "dss_ephemeral_dh"},
583     {20, "fortezza_dms"},
584     {64, "ecdsa_sign"},
585     {65, "rsa_fixed_ecdh"},
586     {66, "ecdsa_fixed_ecdh"}
587 };
588
589 static const ssl_trace_tbl ssl_psk_kex_modes_tbl[] = {
590     {TLSEXT_KEX_MODE_KE, "psk_ke"},
591     {TLSEXT_KEX_MODE_KE_DHE, "psk_dhe_ke"}
592 };
593
594 static const ssl_trace_tbl ssl_key_update_tbl[] = {
595     {SSL_KEY_UPDATE_NOT_REQUESTED, "update_not_requested"},
596     {SSL_KEY_UPDATE_REQUESTED, "update_requested"}
597 };
598
599 static void ssl_print_hex(BIO *bio, int indent, const char *name,
600                           const unsigned char *msg, size_t msglen)
601 {
602     size_t i;
603
604     BIO_indent(bio, indent, 80);
605     BIO_printf(bio, "%s (len=%d): ", name, (int)msglen);
606     for (i = 0; i < msglen; i++)
607         BIO_printf(bio, "%02X", msg[i]);
608     BIO_puts(bio, "\n");
609 }
610
611 static int ssl_print_hexbuf(BIO *bio, int indent, const char *name, size_t nlen,
612                             const unsigned char **pmsg, size_t *pmsglen)
613 {
614     size_t blen;
615     const unsigned char *p = *pmsg;
616
617     if (*pmsglen < nlen)
618         return 0;
619     blen = p[0];
620     if (nlen > 1)
621         blen = (blen << 8) | p[1];
622     if (*pmsglen < nlen + blen)
623         return 0;
624     p += nlen;
625     ssl_print_hex(bio, indent, name, p, blen);
626     *pmsg += blen + nlen;
627     *pmsglen -= blen + nlen;
628     return 1;
629 }
630
631 static int ssl_print_version(BIO *bio, int indent, const char *name,
632                              const unsigned char **pmsg, size_t *pmsglen,
633                              unsigned int *version)
634 {
635     int vers;
636
637     if (*pmsglen < 2)
638         return 0;
639     vers = ((*pmsg)[0] << 8) | (*pmsg)[1];
640     if (version != NULL)
641         *version = vers;
642     BIO_indent(bio, indent, 80);
643     BIO_printf(bio, "%s=0x%x (%s)\n",
644                name, vers, ssl_trace_str(vers, ssl_version_tbl));
645     *pmsg += 2;
646     *pmsglen -= 2;
647     return 1;
648 }
649
650 static int ssl_print_random(BIO *bio, int indent,
651                             const unsigned char **pmsg, size_t *pmsglen)
652 {
653     unsigned int tm;
654     const unsigned char *p = *pmsg;
655
656     if (*pmsglen < 32)
657         return 0;
658     tm = (p[0] << 24) | (p[1] << 16) | (p[2] << 8) | p[3];
659     p += 4;
660     BIO_indent(bio, indent, 80);
661     BIO_puts(bio, "Random:\n");
662     BIO_indent(bio, indent + 2, 80);
663     BIO_printf(bio, "gmt_unix_time=0x%08X\n", tm);
664     ssl_print_hex(bio, indent + 2, "random_bytes", p, 28);
665     *pmsg += 32;
666     *pmsglen -= 32;
667     return 1;
668 }
669
670 static int ssl_print_signature(BIO *bio, int indent, const SSL *ssl,
671                                const unsigned char **pmsg, size_t *pmsglen)
672 {
673     if (*pmsglen < 2)
674         return 0;
675     if (SSL_USE_SIGALGS(ssl)) {
676         const unsigned char *p = *pmsg;
677         unsigned int sigalg = (p[0] << 8) | p[1];
678
679         BIO_indent(bio, indent, 80);
680         BIO_printf(bio, "Signature Algorithm: %s (0x%04x)\n",
681                    ssl_trace_str(sigalg, ssl_sigalg_tbl), sigalg);
682         *pmsg += 2;
683         *pmsglen -= 2;
684     }
685     return ssl_print_hexbuf(bio, indent, "Signature", 2, pmsg, pmsglen);
686 }
687
688 static int ssl_print_extension(BIO *bio, int indent, int server,
689                                unsigned char mt, int extype,
690                                const unsigned char *ext, size_t extlen)
691 {
692     size_t xlen, share_len;
693     unsigned int sigalg;
694     uint32_t max_early_data;
695
696     BIO_indent(bio, indent, 80);
697     BIO_printf(bio, "extension_type=%s(%d), length=%d\n",
698                ssl_trace_str(extype, ssl_exts_tbl), extype, (int)extlen);
699     switch (extype) {
700     case TLSEXT_TYPE_max_fragment_length:
701         if (extlen < 1)
702             return 0;
703         xlen = extlen;
704         return ssl_trace_list(bio, indent + 2, ext, xlen, 1, ssl_mfl_tbl);
705
706     case TLSEXT_TYPE_ec_point_formats:
707         if (extlen < 1)
708             return 0;
709         xlen = ext[0];
710         if (extlen != xlen + 1)
711             return 0;
712         return ssl_trace_list(bio, indent + 2, ext + 1, xlen, 1, ssl_point_tbl);
713
714     case TLSEXT_TYPE_supported_groups:
715         if (extlen < 2)
716             return 0;
717         xlen = (ext[0] << 8) | ext[1];
718         if (extlen != xlen + 2)
719             return 0;
720         return ssl_trace_list(bio, indent + 2, ext + 2, xlen, 2, ssl_groups_tbl);
721     case TLSEXT_TYPE_application_layer_protocol_negotiation:
722         if (extlen < 2)
723             return 0;
724         xlen = (ext[0] << 8) | ext[1];
725         if (extlen != xlen + 2)
726             return 0;
727         ext += 2;
728         while (xlen > 0) {
729             size_t plen = *ext++;
730
731             if (plen + 1 > xlen)
732                 return 0;
733             BIO_indent(bio, indent + 2, 80);
734             BIO_write(bio, ext, plen);
735             BIO_puts(bio, "\n");
736             ext += plen;
737             xlen -= plen + 1;
738         }
739         return 1;
740
741     case TLSEXT_TYPE_signature_algorithms:
742
743         if (extlen < 2)
744             return 0;
745         xlen = (ext[0] << 8) | ext[1];
746         if (extlen != xlen + 2)
747             return 0;
748         if (xlen & 1)
749             return 0;
750         ext += 2;
751         while (xlen > 0) {
752             BIO_indent(bio, indent + 2, 80);
753             sigalg = (ext[0] << 8) | ext[1];
754             BIO_printf(bio, "%s (0x%04x)\n",
755                        ssl_trace_str(sigalg, ssl_sigalg_tbl), sigalg);
756             xlen -= 2;
757             ext += 2;
758         }
759         break;
760
761     case TLSEXT_TYPE_renegotiate:
762         if (extlen < 1)
763             return 0;
764         xlen = ext[0];
765         if (xlen + 1 != extlen)
766             return 0;
767         ext++;
768         if (xlen) {
769             if (server) {
770                 if (xlen & 1)
771                     return 0;
772                 xlen >>= 1;
773             }
774             ssl_print_hex(bio, indent + 4, "client_verify_data", ext, xlen);
775             if (server) {
776                 ext += xlen;
777                 ssl_print_hex(bio, indent + 4, "server_verify_data", ext, xlen);
778             }
779         } else {
780             BIO_indent(bio, indent + 4, 80);
781             BIO_puts(bio, "<EMPTY>\n");
782         }
783         break;
784
785     case TLSEXT_TYPE_session_ticket:
786         if (extlen != 0)
787             ssl_print_hex(bio, indent + 4, "ticket", ext, extlen);
788         break;
789
790     case TLSEXT_TYPE_key_share:
791         if (server && extlen == 2) {
792             int group_id;
793
794             /* We assume this is an HRR, otherwise this is an invalid key_share */
795             group_id = (ext[0] << 8) | ext[1];
796             BIO_indent(bio, indent + 4, 80);
797             BIO_printf(bio, "NamedGroup: %s (%d)\n",
798                        ssl_trace_str(group_id, ssl_groups_tbl), group_id);
799             break;
800         }
801         if (extlen < 2)
802             return 0;
803         if (server) {
804             xlen = extlen;
805         } else {
806             xlen = (ext[0] << 8) | ext[1];
807             if (extlen != xlen + 2)
808                 return 0;
809             ext += 2;
810         }
811         for (; xlen > 0; ext += share_len, xlen -= share_len) {
812             int group_id;
813
814             if (xlen < 4)
815                 return 0;
816             group_id = (ext[0] << 8) | ext[1];
817             share_len = (ext[2] << 8) | ext[3];
818             ext += 4;
819             xlen -= 4;
820             if (xlen < share_len)
821                 return 0;
822             BIO_indent(bio, indent + 4, 80);
823             BIO_printf(bio, "NamedGroup: %s (%d)\n",
824                        ssl_trace_str(group_id, ssl_groups_tbl), group_id);
825             ssl_print_hex(bio, indent + 4, "key_exchange: ", ext, share_len);
826         }
827         break;
828
829     case TLSEXT_TYPE_supported_versions:
830         if (server) {
831             int version;
832
833             if (extlen != 2)
834                 return 0;
835             version = (ext[0] << 8) | ext[1];
836             BIO_indent(bio, indent + 4, 80);
837             BIO_printf(bio, "%s (%d)\n",
838                        ssl_trace_str(version, ssl_version_tbl), version);
839             break;
840         }
841         if (extlen < 1)
842             return 0;
843         xlen = ext[0];
844         if (extlen != xlen + 1)
845             return 0;
846         return ssl_trace_list(bio, indent + 2, ext + 1, xlen, 2,
847                               ssl_version_tbl);
848
849     case TLSEXT_TYPE_psk_kex_modes:
850         if (extlen < 1)
851             return 0;
852         xlen = ext[0];
853         if (extlen != xlen + 1)
854             return 0;
855         return ssl_trace_list(bio, indent + 2, ext + 1, xlen, 1,
856                               ssl_psk_kex_modes_tbl);
857
858     case TLSEXT_TYPE_early_data:
859         if (mt != SSL3_MT_NEWSESSION_TICKET)
860             break;
861         if (extlen != 4)
862             return 0;
863         max_early_data = (ext[0] << 24) | (ext[1] << 16) | (ext[2] << 8)
864                          | ext[3];
865         BIO_indent(bio, indent + 2, 80);
866         BIO_printf(bio, "max_early_data=%u\n", max_early_data);
867         break;
868
869     default:
870         BIO_dump_indent(bio, (const char *)ext, extlen, indent + 2);
871     }
872     return 1;
873 }
874
875 static int ssl_print_extensions(BIO *bio, int indent, int server,
876                                 unsigned char mt, const unsigned char **msgin,
877                                 size_t *msginlen)
878 {
879     size_t extslen, msglen = *msginlen;
880     const unsigned char *msg = *msgin;
881
882     BIO_indent(bio, indent, 80);
883     if (msglen == 0) {
884         BIO_puts(bio, "No extensions\n");
885         return 1;
886     }
887     if (msglen < 2)
888         return 0;
889     extslen = (msg[0] << 8) | msg[1];
890     msglen -= 2;
891     msg += 2;
892     if (extslen == 0) {
893         BIO_puts(bio, "No extensions\n");
894         *msgin = msg;
895         *msginlen = msglen;
896         return 1;
897     }
898     if (extslen > msglen)
899         return 0;
900     BIO_printf(bio, "extensions, length = %d\n", (int)extslen);
901     msglen -= extslen;
902     while (extslen > 0) {
903         int extype;
904         size_t extlen;
905         if (extslen < 4)
906             return 0;
907         extype = (msg[0] << 8) | msg[1];
908         extlen = (msg[2] << 8) | msg[3];
909         if (extslen < extlen + 4) {
910             BIO_printf(bio, "extensions, extype = %d, extlen = %d\n", extype,
911                        (int)extlen);
912             BIO_dump_indent(bio, (const char *)msg, extslen, indent + 2);
913             return 0;
914         }
915         msg += 4;
916         if (!ssl_print_extension(bio, indent + 2, server, mt, extype, msg,
917                                  extlen))
918             return 0;
919         msg += extlen;
920         extslen -= extlen + 4;
921     }
922
923     *msgin = msg;
924     *msginlen = msglen;
925     return 1;
926 }
927
928 static int ssl_print_client_hello(BIO *bio, const SSL *ssl, int indent,
929                                   const unsigned char *msg, size_t msglen)
930 {
931     size_t len;
932     unsigned int cs;
933
934     if (!ssl_print_version(bio, indent, "client_version", &msg, &msglen, NULL))
935         return 0;
936     if (!ssl_print_random(bio, indent, &msg, &msglen))
937         return 0;
938     if (!ssl_print_hexbuf(bio, indent, "session_id", 1, &msg, &msglen))
939         return 0;
940     if (SSL_IS_DTLS(ssl)) {
941         if (!ssl_print_hexbuf(bio, indent, "cookie", 1, &msg, &msglen))
942             return 0;
943     }
944     if (msglen < 2)
945         return 0;
946     len = (msg[0] << 8) | msg[1];
947     msg += 2;
948     msglen -= 2;
949     BIO_indent(bio, indent, 80);
950     BIO_printf(bio, "cipher_suites (len=%d)\n", (int)len);
951     if (msglen < len || len & 1)
952         return 0;
953     while (len > 0) {
954         cs = (msg[0] << 8) | msg[1];
955         BIO_indent(bio, indent + 2, 80);
956         BIO_printf(bio, "{0x%02X, 0x%02X} %s\n",
957                    msg[0], msg[1], ssl_trace_str(cs, ssl_ciphers_tbl));
958         msg += 2;
959         msglen -= 2;
960         len -= 2;
961     }
962     if (msglen < 1)
963         return 0;
964     len = msg[0];
965     msg++;
966     msglen--;
967     if (msglen < len)
968         return 0;
969     BIO_indent(bio, indent, 80);
970     BIO_printf(bio, "compression_methods (len=%d)\n", (int)len);
971     while (len > 0) {
972         BIO_indent(bio, indent + 2, 80);
973         BIO_printf(bio, "%s (0x%02X)\n",
974                    ssl_trace_str(msg[0], ssl_comp_tbl), msg[0]);
975         msg++;
976         msglen--;
977         len--;
978     }
979     if (!ssl_print_extensions(bio, indent, 0, SSL3_MT_CLIENT_HELLO, &msg,
980                               &msglen))
981         return 0;
982     return 1;
983 }
984
985 static int dtls_print_hello_vfyrequest(BIO *bio, int indent,
986                                        const unsigned char *msg, size_t msglen)
987 {
988     if (!ssl_print_version(bio, indent, "server_version", &msg, &msglen, NULL))
989         return 0;
990     if (!ssl_print_hexbuf(bio, indent, "cookie", 1, &msg, &msglen))
991         return 0;
992     return 1;
993 }
994
995 static int ssl_print_server_hello(BIO *bio, int indent,
996                                   const unsigned char *msg, size_t msglen)
997 {
998     unsigned int cs;
999     unsigned int vers;
1000
1001     if (!ssl_print_version(bio, indent, "server_version", &msg, &msglen, &vers))
1002         return 0;
1003     if (!ssl_print_random(bio, indent, &msg, &msglen))
1004         return 0;
1005     if (vers != TLS1_3_VERSION
1006             && !ssl_print_hexbuf(bio, indent, "session_id", 1, &msg, &msglen))
1007         return 0;
1008     if (msglen < 2)
1009         return 0;
1010     cs = (msg[0] << 8) | msg[1];
1011     BIO_indent(bio, indent, 80);
1012     BIO_printf(bio, "cipher_suite {0x%02X, 0x%02X} %s\n",
1013                msg[0], msg[1], ssl_trace_str(cs, ssl_ciphers_tbl));
1014     msg += 2;
1015     msglen -= 2;
1016     if (vers != TLS1_3_VERSION) {
1017         if (msglen < 1)
1018             return 0;
1019         BIO_indent(bio, indent, 80);
1020         BIO_printf(bio, "compression_method: %s (0x%02X)\n",
1021                    ssl_trace_str(msg[0], ssl_comp_tbl), msg[0]);
1022         msg++;
1023         msglen--;
1024     }
1025     if (!ssl_print_extensions(bio, indent, 1, SSL3_MT_SERVER_HELLO, &msg,
1026                               &msglen))
1027         return 0;
1028     return 1;
1029 }
1030
1031 static int ssl_get_keyex(const char **pname, const SSL *ssl)
1032 {
1033     unsigned long alg_k = ssl->s3.tmp.new_cipher->algorithm_mkey;
1034
1035     if (alg_k & SSL_kRSA) {
1036         *pname = "rsa";
1037         return SSL_kRSA;
1038     }
1039     if (alg_k & SSL_kDHE) {
1040         *pname = "DHE";
1041         return SSL_kDHE;
1042     }
1043     if (alg_k & SSL_kECDHE) {
1044         *pname = "ECDHE";
1045         return SSL_kECDHE;
1046     }
1047     if (alg_k & SSL_kPSK) {
1048         *pname = "PSK";
1049         return SSL_kPSK;
1050     }
1051     if (alg_k & SSL_kRSAPSK) {
1052         *pname = "RSAPSK";
1053         return SSL_kRSAPSK;
1054     }
1055     if (alg_k & SSL_kDHEPSK) {
1056         *pname = "DHEPSK";
1057         return SSL_kDHEPSK;
1058     }
1059     if (alg_k & SSL_kECDHEPSK) {
1060         *pname = "ECDHEPSK";
1061         return SSL_kECDHEPSK;
1062     }
1063     if (alg_k & SSL_kSRP) {
1064         *pname = "SRP";
1065         return SSL_kSRP;
1066     }
1067     if (alg_k & SSL_kGOST) {
1068         *pname = "GOST";
1069         return SSL_kGOST;
1070     }
1071     *pname = "UNKNOWN";
1072     return 0;
1073 }
1074
1075 static int ssl_print_client_keyex(BIO *bio, int indent, const SSL *ssl,
1076                                   const unsigned char *msg, size_t msglen)
1077 {
1078     const char *algname;
1079     int id = ssl_get_keyex(&algname, ssl);
1080
1081     BIO_indent(bio, indent, 80);
1082     BIO_printf(bio, "KeyExchangeAlgorithm=%s\n", algname);
1083     if (id & SSL_PSK) {
1084         if (!ssl_print_hexbuf(bio, indent + 2,
1085                               "psk_identity", 2, &msg, &msglen))
1086             return 0;
1087     }
1088     switch (id) {
1089
1090     case SSL_kRSA:
1091     case SSL_kRSAPSK:
1092         if (TLS1_get_version(ssl) == SSL3_VERSION) {
1093             ssl_print_hex(bio, indent + 2,
1094                           "EncryptedPreMasterSecret", msg, msglen);
1095         } else {
1096             if (!ssl_print_hexbuf(bio, indent + 2,
1097                                   "EncryptedPreMasterSecret", 2, &msg, &msglen))
1098                 return 0;
1099         }
1100         break;
1101
1102     case SSL_kDHE:
1103     case SSL_kDHEPSK:
1104         if (!ssl_print_hexbuf(bio, indent + 2, "dh_Yc", 2, &msg, &msglen))
1105             return 0;
1106         break;
1107
1108     case SSL_kECDHE:
1109     case SSL_kECDHEPSK:
1110         if (!ssl_print_hexbuf(bio, indent + 2, "ecdh_Yc", 1, &msg, &msglen))
1111             return 0;
1112         break;
1113
1114     }
1115
1116     return !msglen;
1117 }
1118
1119 static int ssl_print_server_keyex(BIO *bio, int indent, const SSL *ssl,
1120                                   const unsigned char *msg, size_t msglen)
1121 {
1122     const char *algname;
1123     int id = ssl_get_keyex(&algname, ssl);
1124
1125     BIO_indent(bio, indent, 80);
1126     BIO_printf(bio, "KeyExchangeAlgorithm=%s\n", algname);
1127     if (id & SSL_PSK) {
1128         if (!ssl_print_hexbuf(bio, indent + 2,
1129                               "psk_identity_hint", 2, &msg, &msglen))
1130             return 0;
1131     }
1132     switch (id) {
1133     case SSL_kRSA:
1134
1135         if (!ssl_print_hexbuf(bio, indent + 2, "rsa_modulus", 2, &msg, &msglen))
1136             return 0;
1137         if (!ssl_print_hexbuf(bio, indent + 2, "rsa_exponent", 2,
1138                               &msg, &msglen))
1139             return 0;
1140         break;
1141
1142     case SSL_kDHE:
1143     case SSL_kDHEPSK:
1144         if (!ssl_print_hexbuf(bio, indent + 2, "dh_p", 2, &msg, &msglen))
1145             return 0;
1146         if (!ssl_print_hexbuf(bio, indent + 2, "dh_g", 2, &msg, &msglen))
1147             return 0;
1148         if (!ssl_print_hexbuf(bio, indent + 2, "dh_Ys", 2, &msg, &msglen))
1149             return 0;
1150         break;
1151
1152 # ifndef OPENSSL_NO_EC
1153     case SSL_kECDHE:
1154     case SSL_kECDHEPSK:
1155         if (msglen < 1)
1156             return 0;
1157         BIO_indent(bio, indent + 2, 80);
1158         if (msg[0] == EXPLICIT_PRIME_CURVE_TYPE)
1159             BIO_puts(bio, "explicit_prime\n");
1160         else if (msg[0] == EXPLICIT_CHAR2_CURVE_TYPE)
1161             BIO_puts(bio, "explicit_char2\n");
1162         else if (msg[0] == NAMED_CURVE_TYPE) {
1163             int curve;
1164             if (msglen < 3)
1165                 return 0;
1166             curve = (msg[1] << 8) | msg[2];
1167             BIO_printf(bio, "named_curve: %s (%d)\n",
1168                        ssl_trace_str(curve, ssl_groups_tbl), curve);
1169             msg += 3;
1170             msglen -= 3;
1171             if (!ssl_print_hexbuf(bio, indent + 2, "point", 1, &msg, &msglen))
1172                 return 0;
1173         } else {
1174             BIO_printf(bio, "UNKNOWN CURVE PARAMETER TYPE %d\n", msg[0]);
1175             return 0;
1176         }
1177         break;
1178 # endif
1179
1180     case SSL_kPSK:
1181     case SSL_kRSAPSK:
1182         break;
1183     }
1184     if (!(id & SSL_PSK))
1185         ssl_print_signature(bio, indent, ssl, &msg, &msglen);
1186     return !msglen;
1187 }
1188
1189 static int ssl_print_certificate(BIO *bio, int indent,
1190                                  const unsigned char **pmsg, size_t *pmsglen)
1191 {
1192     size_t msglen = *pmsglen;
1193     size_t clen;
1194     X509 *x;
1195     const unsigned char *p = *pmsg, *q;
1196
1197     if (msglen < 3)
1198         return 0;
1199     clen = (p[0] << 16) | (p[1] << 8) | p[2];
1200     if (msglen < clen + 3)
1201         return 0;
1202     q = p + 3;
1203     BIO_indent(bio, indent, 80);
1204     BIO_printf(bio, "ASN.1Cert, length=%d", (int)clen);
1205     x = d2i_X509(NULL, &q, clen);
1206     if (!x)
1207         BIO_puts(bio, "<UNPARSEABLE CERTIFICATE>\n");
1208     else {
1209         BIO_puts(bio, "\n------details-----\n");
1210         X509_print_ex(bio, x, XN_FLAG_ONELINE, 0);
1211         PEM_write_bio_X509(bio, x);
1212         /* Print certificate stuff */
1213         BIO_puts(bio, "------------------\n");
1214         X509_free(x);
1215     }
1216     if (q != p + 3 + clen) {
1217         BIO_puts(bio, "<TRAILING GARBAGE AFTER CERTIFICATE>\n");
1218     }
1219     *pmsg += clen + 3;
1220     *pmsglen -= clen + 3;
1221     return 1;
1222 }
1223
1224 static int ssl_print_certificates(BIO *bio, const SSL *ssl, int server,
1225                                   int indent, const unsigned char *msg,
1226                                   size_t msglen)
1227 {
1228     size_t clen;
1229
1230     if (SSL_IS_TLS13(ssl)
1231             && !ssl_print_hexbuf(bio, indent, "context", 1, &msg, &msglen))
1232         return 0;
1233
1234     if (msglen < 3)
1235         return 0;
1236     clen = (msg[0] << 16) | (msg[1] << 8) | msg[2];
1237     if (msglen != clen + 3)
1238         return 0;
1239     msg += 3;
1240     BIO_indent(bio, indent, 80);
1241     BIO_printf(bio, "certificate_list, length=%d\n", (int)clen);
1242     while (clen > 0) {
1243         if (!ssl_print_certificate(bio, indent + 2, &msg, &clen))
1244             return 0;
1245         if (!ssl_print_extensions(bio, indent + 2, server, SSL3_MT_CERTIFICATE,
1246                                   &msg, &clen))
1247             return 0;
1248
1249     }
1250     return 1;
1251 }
1252
1253 static int ssl_print_cert_request(BIO *bio, int indent, const SSL *ssl,
1254                                   const unsigned char *msg, size_t msglen)
1255 {
1256     size_t xlen;
1257     unsigned int sigalg;
1258
1259     if (SSL_IS_TLS13(ssl)) {
1260         if (!ssl_print_hexbuf(bio, indent, "request_context", 1, &msg, &msglen))
1261             return 0;
1262         if (!ssl_print_extensions(bio, indent, 1,
1263                                   SSL3_MT_CERTIFICATE_REQUEST, &msg, &msglen))
1264             return 0;
1265         return 1;
1266     } else {
1267         if (msglen < 1)
1268             return 0;
1269         xlen = msg[0];
1270         if (msglen < xlen + 1)
1271             return 0;
1272         msg++;
1273         BIO_indent(bio, indent, 80);
1274         BIO_printf(bio, "certificate_types (len=%d)\n", (int)xlen);
1275         if (!ssl_trace_list(bio, indent + 2, msg, xlen, 1, ssl_ctype_tbl))
1276             return 0;
1277         msg += xlen;
1278         msglen -= xlen + 1;
1279     }
1280     if (SSL_USE_SIGALGS(ssl)) {
1281         if (msglen < 2)
1282             return 0;
1283         xlen = (msg[0] << 8) | msg[1];
1284         if (msglen < xlen + 2 || (xlen & 1))
1285             return 0;
1286         msg += 2;
1287         msglen -= xlen + 2;
1288         BIO_indent(bio, indent, 80);
1289         BIO_printf(bio, "signature_algorithms (len=%d)\n", (int)xlen);
1290         while (xlen > 0) {
1291             BIO_indent(bio, indent + 2, 80);
1292             sigalg = (msg[0] << 8) | msg[1];
1293             BIO_printf(bio, "%s (0x%04x)\n",
1294                        ssl_trace_str(sigalg, ssl_sigalg_tbl), sigalg);
1295             xlen -= 2;
1296             msg += 2;
1297         }
1298         msg += xlen;
1299     }
1300
1301     if (msglen < 2)
1302         return 0;
1303     xlen = (msg[0] << 8) | msg[1];
1304     BIO_indent(bio, indent, 80);
1305     if (msglen < xlen + 2)
1306         return 0;
1307     msg += 2;
1308     msglen -= 2 + xlen;
1309     BIO_printf(bio, "certificate_authorities (len=%d)\n", (int)xlen);
1310     while (xlen > 0) {
1311         size_t dlen;
1312         X509_NAME *nm;
1313         const unsigned char *p;
1314         if (xlen < 2)
1315             return 0;
1316         dlen = (msg[0] << 8) | msg[1];
1317         if (xlen < dlen + 2)
1318             return 0;
1319         msg += 2;
1320         BIO_indent(bio, indent + 2, 80);
1321         BIO_printf(bio, "DistinguishedName (len=%d): ", (int)dlen);
1322         p = msg;
1323         nm = d2i_X509_NAME(NULL, &p, dlen);
1324         if (!nm) {
1325             BIO_puts(bio, "<UNPARSEABLE DN>\n");
1326         } else {
1327             X509_NAME_print_ex(bio, nm, 0, XN_FLAG_ONELINE);
1328             BIO_puts(bio, "\n");
1329             X509_NAME_free(nm);
1330         }
1331         xlen -= dlen + 2;
1332         msg += dlen;
1333     }
1334     if (SSL_IS_TLS13(ssl)) {
1335         if (!ssl_print_hexbuf(bio, indent, "request_extensions", 2,
1336                               &msg, &msglen))
1337             return 0;
1338     }
1339     return msglen == 0;
1340 }
1341
1342 static int ssl_print_ticket(BIO *bio, int indent, const SSL *ssl,
1343                             const unsigned char *msg, size_t msglen)
1344 {
1345     unsigned int tick_life;
1346
1347     if (msglen == 0) {
1348         BIO_indent(bio, indent + 2, 80);
1349         BIO_puts(bio, "No Ticket\n");
1350         return 1;
1351     }
1352     if (msglen < 4)
1353         return 0;
1354     tick_life = (msg[0] << 24) | (msg[1] << 16) | (msg[2] << 8) | msg[3];
1355     msglen -= 4;
1356     msg += 4;
1357     BIO_indent(bio, indent + 2, 80);
1358     BIO_printf(bio, "ticket_lifetime_hint=%u\n", tick_life);
1359     if (SSL_IS_TLS13(ssl)) {
1360         unsigned int ticket_age_add;
1361
1362         if (msglen < 4)
1363             return 0;
1364         ticket_age_add =
1365             (msg[0] << 24) | (msg[1] << 16) | (msg[2] << 8) | msg[3];
1366         msglen -= 4;
1367         msg += 4;
1368         BIO_indent(bio, indent + 2, 80);
1369         BIO_printf(bio, "ticket_age_add=%u\n", ticket_age_add);
1370         if (!ssl_print_hexbuf(bio, indent + 2, "ticket_nonce", 1, &msg,
1371                               &msglen))
1372             return 0;
1373     }
1374     if (!ssl_print_hexbuf(bio, indent + 2, "ticket", 2, &msg, &msglen))
1375         return 0;
1376     if (SSL_IS_TLS13(ssl)
1377             && !ssl_print_extensions(bio, indent + 2, 0,
1378                                      SSL3_MT_NEWSESSION_TICKET, &msg, &msglen))
1379         return 0;
1380     if (msglen)
1381         return 0;
1382     return 1;
1383 }
1384
1385 static int ssl_print_handshake(BIO *bio, const SSL *ssl, int server,
1386                                const unsigned char *msg, size_t msglen,
1387                                int indent)
1388 {
1389     size_t hlen;
1390     unsigned char htype;
1391
1392     if (msglen < 4)
1393         return 0;
1394     htype = msg[0];
1395     hlen = (msg[1] << 16) | (msg[2] << 8) | msg[3];
1396     BIO_indent(bio, indent, 80);
1397     BIO_printf(bio, "%s, Length=%d\n",
1398                ssl_trace_str(htype, ssl_handshake_tbl), (int)hlen);
1399     msg += 4;
1400     msglen -= 4;
1401     if (SSL_IS_DTLS(ssl)) {
1402         if (msglen < 8)
1403             return 0;
1404         BIO_indent(bio, indent, 80);
1405         BIO_printf(bio, "message_seq=%d, fragment_offset=%d, "
1406                    "fragment_length=%d\n",
1407                    (msg[0] << 8) | msg[1],
1408                    (msg[2] << 16) | (msg[3] << 8) | msg[4],
1409                    (msg[5] << 16) | (msg[6] << 8) | msg[7]);
1410         msg += 8;
1411         msglen -= 8;
1412     }
1413     if (msglen < hlen)
1414         return 0;
1415     switch (htype) {
1416     case SSL3_MT_CLIENT_HELLO:
1417         if (!ssl_print_client_hello(bio, ssl, indent + 2, msg, msglen))
1418             return 0;
1419         break;
1420
1421     case DTLS1_MT_HELLO_VERIFY_REQUEST:
1422         if (!dtls_print_hello_vfyrequest(bio, indent + 2, msg, msglen))
1423             return 0;
1424         break;
1425
1426     case SSL3_MT_SERVER_HELLO:
1427         if (!ssl_print_server_hello(bio, indent + 2, msg, msglen))
1428             return 0;
1429         break;
1430
1431     case SSL3_MT_SERVER_KEY_EXCHANGE:
1432         if (!ssl_print_server_keyex(bio, indent + 2, ssl, msg, msglen))
1433             return 0;
1434         break;
1435
1436     case SSL3_MT_CLIENT_KEY_EXCHANGE:
1437         if (!ssl_print_client_keyex(bio, indent + 2, ssl, msg, msglen))
1438             return 0;
1439         break;
1440
1441     case SSL3_MT_CERTIFICATE:
1442         if (!ssl_print_certificates(bio, ssl, server, indent + 2, msg, msglen))
1443             return 0;
1444         break;
1445
1446     case SSL3_MT_CERTIFICATE_VERIFY:
1447         if (!ssl_print_signature(bio, indent + 2, ssl, &msg, &msglen))
1448             return 0;
1449         break;
1450
1451     case SSL3_MT_CERTIFICATE_REQUEST:
1452         if (!ssl_print_cert_request(bio, indent + 2, ssl, msg, msglen))
1453             return 0;
1454         break;
1455
1456     case SSL3_MT_FINISHED:
1457         ssl_print_hex(bio, indent + 2, "verify_data", msg, msglen);
1458         break;
1459
1460     case SSL3_MT_SERVER_DONE:
1461         if (msglen != 0)
1462             ssl_print_hex(bio, indent + 2, "unexpected value", msg, msglen);
1463         break;
1464
1465     case SSL3_MT_NEWSESSION_TICKET:
1466         if (!ssl_print_ticket(bio, indent + 2, ssl, msg, msglen))
1467             return 0;
1468         break;
1469
1470     case SSL3_MT_ENCRYPTED_EXTENSIONS:
1471         if (!ssl_print_extensions(bio, indent + 2, 1,
1472                                   SSL3_MT_ENCRYPTED_EXTENSIONS, &msg, &msglen))
1473             return 0;
1474         break;
1475
1476     case SSL3_MT_KEY_UPDATE:
1477         if (msglen != 1) {
1478             ssl_print_hex(bio, indent + 2, "unexpected value", msg, msglen);
1479             return 0;
1480         }
1481         if (!ssl_trace_list(bio, indent + 2, msg, msglen, 1,
1482                             ssl_key_update_tbl))
1483             return 0;
1484         break;
1485
1486     default:
1487         BIO_indent(bio, indent + 2, 80);
1488         BIO_puts(bio, "Unsupported, hex dump follows:\n");
1489         BIO_dump_indent(bio, (const char *)msg, msglen, indent + 4);
1490     }
1491     return 1;
1492 }
1493
1494 void SSL_trace(int write_p, int version, int content_type,
1495                const void *buf, size_t msglen, SSL *ssl, void *arg)
1496 {
1497     const unsigned char *msg = buf;
1498     BIO *bio = arg;
1499
1500     switch (content_type) {
1501     case SSL3_RT_HEADER:
1502         {
1503             int hvers;
1504
1505             /* avoid overlapping with length at the end of buffer */
1506             if (msglen < (size_t)(SSL_IS_DTLS(ssl) ?
1507                      DTLS1_RT_HEADER_LENGTH : SSL3_RT_HEADER_LENGTH)) {
1508                 BIO_puts(bio, write_p ? "Sent" : "Received");
1509                 ssl_print_hex(bio, 0, " too short message", msg, msglen);
1510                 break;
1511             }
1512             hvers = msg[1] << 8 | msg[2];
1513             BIO_puts(bio, write_p ? "Sent" : "Received");
1514             BIO_printf(bio, " Record\nHeader:\n  Version = %s (0x%x)\n",
1515                        ssl_trace_str(hvers, ssl_version_tbl), hvers);
1516             if (SSL_IS_DTLS(ssl)) {
1517                 BIO_printf(bio,
1518                            "  epoch=%d, sequence_number=%04x%04x%04x\n",
1519                            (msg[3] << 8 | msg[4]),
1520                            (msg[5] << 8 | msg[6]),
1521                            (msg[7] << 8 | msg[8]), (msg[9] << 8 | msg[10]));
1522             }
1523
1524             BIO_printf(bio, "  Content Type = %s (%d)\n  Length = %d",
1525                        ssl_trace_str(msg[0], ssl_content_tbl), msg[0],
1526                        msg[msglen - 2] << 8 | msg[msglen - 1]);
1527         }
1528         break;
1529
1530     case SSL3_RT_INNER_CONTENT_TYPE:
1531         BIO_printf(bio, "  Inner Content Type = %s (%d)",
1532                    ssl_trace_str(msg[0], ssl_content_tbl), msg[0]);
1533         break;
1534
1535     case SSL3_RT_HANDSHAKE:
1536         if (!ssl_print_handshake(bio, ssl, ssl->server ? write_p : !write_p,
1537                                  msg, msglen, 4))
1538             BIO_printf(bio, "Message length parse error!\n");
1539         break;
1540
1541     case SSL3_RT_CHANGE_CIPHER_SPEC:
1542         if (msglen == 1 && msg[0] == 1)
1543             BIO_puts(bio, "    change_cipher_spec (1)\n");
1544         else
1545             ssl_print_hex(bio, 4, "unknown value", msg, msglen);
1546         break;
1547
1548     case SSL3_RT_ALERT:
1549         if (msglen != 2)
1550             BIO_puts(bio, "    Illegal Alert Length\n");
1551         else {
1552             BIO_printf(bio, "    Level=%s(%d), description=%s(%d)\n",
1553                        SSL_alert_type_string_long(msg[0] << 8),
1554                        msg[0], SSL_alert_desc_string_long(msg[1]), msg[1]);
1555         }
1556
1557     }
1558
1559     BIO_puts(bio, "\n");
1560 }
1561
1562 #endif