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DTLS trace support.
[thirdparty/openssl.git] / ssl / t1_trce.c
1 /* ssl/t1_trce.c */
2 /* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
3 * project.
4 */
5 /* ====================================================================
6 * Copyright (c) 2012 The OpenSSL Project. All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 *
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 *
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in
17 * the documentation and/or other materials provided with the
18 * distribution.
19 *
20 * 3. All advertising materials mentioning features or use of this
21 * software must display the following acknowledgment:
22 * "This product includes software developed by the OpenSSL Project
23 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
24 *
25 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
26 * endorse or promote products derived from this software without
27 * prior written permission. For written permission, please contact
28 * licensing@OpenSSL.org.
29 *
30 * 5. Products derived from this software may not be called "OpenSSL"
31 * nor may "OpenSSL" appear in their names without prior written
32 * permission of the OpenSSL Project.
33 *
34 * 6. Redistributions of any form whatsoever must retain the following
35 * acknowledgment:
36 * "This product includes software developed by the OpenSSL Project
37 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
38 *
39 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
40 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
41 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
42 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
43 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
44 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
45 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
46 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
48 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
49 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
50 * OF THE POSSIBILITY OF SUCH DAMAGE.
51 * ====================================================================
52 *
53 */
54
55 #include "ssl_locl.h"
56
57 #ifndef OPENSSL_NO_SSL_TRACE
58
59 /* Packet trace support for OpenSSL */
60
61 typedef struct
62 {
63 int num;
64 const char *name;
65 } ssl_trace_tbl;
66
67 #define ssl_trace_str(val, tbl) \
68 do_ssl_trace_str(val, tbl, sizeof(tbl)/sizeof(ssl_trace_tbl))
69
70 #define ssl_trace_list(bio, indent, msg, msglen, value, table) \
71 do_ssl_trace_list(bio, indent, msg, msglen, value, \
72 table, sizeof(table)/sizeof(ssl_trace_tbl))
73
74 static const char *do_ssl_trace_str(int val, ssl_trace_tbl *tbl, size_t ntbl)
75 {
76 size_t i;
77 for (i = 0; i < ntbl; i++, tbl++)
78 {
79 if (tbl->num == val)
80 return tbl->name;
81 }
82 return "UNKNOWN";
83 }
84
85 static int do_ssl_trace_list(BIO *bio, int indent,
86 const unsigned char *msg, size_t msglen,
87 size_t vlen, ssl_trace_tbl *tbl, size_t ntbl)
88 {
89 int val;
90 if (msglen%vlen)
91 return 0;
92 while(msglen)
93 {
94 val = msg[0];
95 if (vlen == 2)
96 val = (val << 8) | msg[1];
97 BIO_indent(bio, indent, 80);
98 BIO_printf(bio, "%s (%d)\n",
99 do_ssl_trace_str(val, tbl, ntbl), val);
100 msg += vlen;
101 msglen -= vlen;
102 }
103 return 1;
104 }
105
106 /* Version number */
107
108 static ssl_trace_tbl ssl_version_tbl[] = {
109 {SSL2_VERSION, "SSL 2.0"},
110 {SSL3_VERSION, "SSL 3.0"},
111 {TLS1_VERSION, "TLS 1.0"},
112 {TLS1_1_VERSION, "TLS 1.1"},
113 {TLS1_2_VERSION, "TLS 1.2"},
114 {DTLS1_VERSION, "DTLS 1.0"},
115 {DTLS1_BAD_VER, "DTLS 1.0 (bad)"}
116 };
117
118 static ssl_trace_tbl ssl_content_tbl[] = {
119 {SSL3_RT_CHANGE_CIPHER_SPEC, "ChangeCipherSpec"},
120 {SSL3_RT_ALERT, "Alert"},
121 {SSL3_RT_HANDSHAKE, "Handshake"},
122 {SSL3_RT_APPLICATION_DATA, "ApplicationData"},
123 {TLS1_RT_HEARTBEAT, "HeartBeat"}
124 };
125 /* Handshake types */
126 static ssl_trace_tbl ssl_handshake_tbl[] = {
127 {SSL3_MT_HELLO_REQUEST, "HelloRequest"},
128 {SSL3_MT_CLIENT_HELLO, "ClientHello"},
129 {SSL3_MT_SERVER_HELLO, "ServerHello"},
130 {DTLS1_MT_HELLO_VERIFY_REQUEST, "HelloVerifyRequest"},
131 {SSL3_MT_NEWSESSION_TICKET, "NewSessionTicket"},
132 {SSL3_MT_CERTIFICATE, "Certificate"},
133 {SSL3_MT_SERVER_KEY_EXCHANGE, "ServerKeyExchange"},
134 {SSL3_MT_CERTIFICATE_REQUEST, "CertificateRequest"},
135 {SSL3_MT_CLIENT_KEY_EXCHANGE, "ClientKeyExchange"},
136 {SSL3_MT_CERTIFICATE_STATUS, "CertificateStatus"},
137 {SSL3_MT_SERVER_DONE, "ServerHelloDone"},
138 {SSL3_MT_CERTIFICATE_VERIFY, "CertificateVerify"},
139 {SSL3_MT_CLIENT_KEY_EXCHANGE, "ClientKeyExchange"},
140 {SSL3_MT_FINISHED, "Finished"},
141 {SSL3_MT_CERTIFICATE_STATUS, "CertificateStatus"}
142 };
143 /* Cipher suites */
144 static ssl_trace_tbl ssl_ciphers_tbl[] = {
145 {0x0000, "SSL_NULL_WITH_NULL_NULL"},
146 {0x0001, "SSL_RSA_WITH_NULL_MD5"},
147 {0x0002, "SSL_RSA_WITH_NULL_SHA"},
148 {0x0003, "SSL_RSA_EXPORT_WITH_RC4_40_MD5"},
149 {0x0004, "SSL_RSA_WITH_RC4_128_MD5"},
150 {0x0005, "SSL_RSA_WITH_RC4_128_SHA"},
151 {0x0006, "SSL_RSA_EXPORT_WITH_RC2_CBC_40_MD5"},
152 {0x0007, "SSL_RSA_WITH_IDEA_CBC_SHA"},
153 {0x0008, "SSL_RSA_EXPORT_WITH_DES40_CBC_SHA"},
154 {0x0009, "SSL_RSA_WITH_DES_CBC_SHA"},
155 {0x000A, "SSL_RSA_WITH_3DES_EDE_CBC_SHA"},
156 {0x000B, "SSL_DH_DSS_EXPORT_WITH_DES40_CBC_SHA"},
157 {0x000C, "SSL_DH_DSS_WITH_DES_CBC_SHA"},
158 {0x000D, "SSL_DH_DSS_WITH_3DES_EDE_CBC_SHA"},
159 {0x000E, "SSL_DH_RSA_EXPORT_WITH_DES40_CBC_SHA"},
160 {0x000F, "SSL_DH_RSA_WITH_DES_CBC_SHA"},
161 {0x0010, "SSL_DH_RSA_WITH_3DES_EDE_CBC_SHA"},
162 {0x0011, "SSL_DHE_DSS_EXPORT_WITH_DES40_CBC_SHA"},
163 {0x0012, "SSL_DHE_DSS_WITH_DES_CBC_SHA"},
164 {0x0013, "SSL_DHE_DSS_WITH_3DES_EDE_CBC_SHA"},
165 {0x0014, "SSL_DHE_RSA_EXPORT_WITH_DES40_CBC_SHA"},
166 {0x0015, "SSL_DHE_RSA_WITH_DES_CBC_SHA"},
167 {0x0016, "SSL_DHE_RSA_WITH_3DES_EDE_CBC_SHA"},
168 {0x0017, "SSL_DH_anon_EXPORT_WITH_RC4_40_MD5"},
169 {0x0018, "SSL_DH_anon_WITH_RC4_128_MD5"},
170 {0x0019, "SSL_DH_anon_EXPORT_WITH_DES40_CBC_SHA"},
171 {0x001A, "SSL_DH_anon_WITH_DES_CBC_SHA"},
172 {0x001B, "SSL_DH_anon_WITH_3DES_EDE_CBC_SHA"},
173 {0x001D, "SSL_FORTEZZA_KEA_WITH_FORTEZZA_CBC_SHA"},
174 {0x001E, "SSL_FORTEZZA_KEA_WITH_RC4_128_SHA"},
175 {0x001F, "TLS_KRB5_WITH_3DES_EDE_CBC_SHA"},
176 {0x0020, "TLS_KRB5_WITH_RC4_128_SHA"},
177 {0x0021, "TLS_KRB5_WITH_IDEA_CBC_SHA"},
178 {0x0022, "TLS_KRB5_WITH_DES_CBC_MD5"},
179 {0x0023, "TLS_KRB5_WITH_3DES_EDE_CBC_MD5"},
180 {0x0024, "TLS_KRB5_WITH_RC4_128_MD5"},
181 {0x0025, "TLS_KRB5_WITH_IDEA_CBC_MD5"},
182 {0x0026, "TLS_KRB5_EXPORT_WITH_DES_CBC_40_SHA"},
183 {0x0027, "TLS_KRB5_EXPORT_WITH_RC2_CBC_40_SHA"},
184 {0x0028, "TLS_KRB5_EXPORT_WITH_RC4_40_SHA"},
185 {0x0029, "TLS_KRB5_EXPORT_WITH_DES_CBC_40_MD5"},
186 {0x002A, "TLS_KRB5_EXPORT_WITH_RC2_CBC_40_MD5"},
187 {0x002B, "TLS_KRB5_EXPORT_WITH_RC4_40_MD5"},
188 {0x002F, "TLS_RSA_WITH_AES_128_CBC_SHA"},
189 {0x0030, "TLS_DH_DSS_WITH_AES_128_CBC_SHA"},
190 {0x0031, "TLS_DH_RSA_WITH_AES_128_CBC_SHA"},
191 {0x0032, "TLS_DHE_DSS_WITH_AES_128_CBC_SHA"},
192 {0x0033, "TLS_DHE_RSA_WITH_AES_128_CBC_SHA"},
193 {0x0034, "TLS_DH_anon_WITH_AES_128_CBC_SHA"},
194 {0x0035, "TLS_RSA_WITH_AES_256_CBC_SHA"},
195 {0x0036, "TLS_DH_DSS_WITH_AES_256_CBC_SHA"},
196 {0x0037, "TLS_DH_RSA_WITH_AES_256_CBC_SHA"},
197 {0x0038, "TLS_DHE_DSS_WITH_AES_256_CBC_SHA"},
198 {0x0039, "TLS_DHE_RSA_WITH_AES_256_CBC_SHA"},
199 {0x003A, "TLS_DH_anon_WITH_AES_256_CBC_SHA"},
200 {0x003B, "TLS_RSA_WITH_NULL_SHA256"},
201 {0x003C, "TLS_RSA_WITH_AES_128_CBC_SHA256"},
202 {0x003D, "TLS_RSA_WITH_AES_256_CBC_SHA256"},
203 {0x003E, "TLS_DH_DSS_WITH_AES_128_CBC_SHA256"},
204 {0x003F, "TLS_DH_RSA_WITH_AES_128_CBC_SHA256"},
205 {0x0040, "TLS_DHE_DSS_WITH_AES_128_CBC_SHA256"},
206 {0x0041, "TLS_RSA_WITH_CAMELLIA_128_CBC_SHA"},
207 {0x0042, "TLS_DH_DSS_WITH_CAMELLIA_128_CBC_SHA"},
208 {0x0043, "TLS_DH_RSA_WITH_CAMELLIA_128_CBC_SHA"},
209 {0x0044, "TLS_DHE_DSS_WITH_CAMELLIA_128_CBC_SHA"},
210 {0x0045, "TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA"},
211 {0x0046, "TLS_DH_anon_WITH_CAMELLIA_128_CBC_SHA"},
212 {0x0067, "TLS_DHE_RSA_WITH_AES_128_CBC_SHA256"},
213 {0x0068, "TLS_DH_DSS_WITH_AES_256_CBC_SHA256"},
214 {0x0069, "TLS_DH_RSA_WITH_AES_256_CBC_SHA256"},
215 {0x006A, "TLS_DHE_DSS_WITH_AES_256_CBC_SHA256"},
216 {0x006B, "TLS_DHE_RSA_WITH_AES_256_CBC_SHA256"},
217 {0x006C, "TLS_DH_anon_WITH_AES_128_CBC_SHA256"},
218 {0x006D, "TLS_DH_anon_WITH_AES_256_CBC_SHA256"},
219 {0x0084, "TLS_RSA_WITH_CAMELLIA_256_CBC_SHA"},
220 {0x0085, "TLS_DH_DSS_WITH_CAMELLIA_256_CBC_SHA"},
221 {0x0086, "TLS_DH_RSA_WITH_CAMELLIA_256_CBC_SHA"},
222 {0x0087, "TLS_DHE_DSS_WITH_CAMELLIA_256_CBC_SHA"},
223 {0x0088, "TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA"},
224 {0x0089, "TLS_DH_anon_WITH_CAMELLIA_256_CBC_SHA"},
225 {0x008A, "TLS_PSK_WITH_RC4_128_SHA"},
226 {0x008B, "TLS_PSK_WITH_3DES_EDE_CBC_SHA"},
227 {0x008C, "TLS_PSK_WITH_AES_128_CBC_SHA"},
228 {0x008D, "TLS_PSK_WITH_AES_256_CBC_SHA"},
229 {0x008E, "TLS_DHE_PSK_WITH_RC4_128_SHA"},
230 {0x008F, "TLS_DHE_PSK_WITH_3DES_EDE_CBC_SHA"},
231 {0x0090, "TLS_DHE_PSK_WITH_AES_128_CBC_SHA"},
232 {0x0091, "TLS_DHE_PSK_WITH_AES_256_CBC_SHA"},
233 {0x0092, "TLS_RSA_PSK_WITH_RC4_128_SHA"},
234 {0x0093, "TLS_RSA_PSK_WITH_3DES_EDE_CBC_SHA"},
235 {0x0094, "TLS_RSA_PSK_WITH_AES_128_CBC_SHA"},
236 {0x0095, "TLS_RSA_PSK_WITH_AES_256_CBC_SHA"},
237 {0x0096, "TLS_RSA_WITH_SEED_CBC_SHA"},
238 {0x0097, "TLS_DH_DSS_WITH_SEED_CBC_SHA"},
239 {0x0098, "TLS_DH_RSA_WITH_SEED_CBC_SHA"},
240 {0x0099, "TLS_DHE_DSS_WITH_SEED_CBC_SHA"},
241 {0x009A, "TLS_DHE_RSA_WITH_SEED_CBC_SHA"},
242 {0x009B, "TLS_DH_anon_WITH_SEED_CBC_SHA"},
243 {0x009C, "TLS_RSA_WITH_AES_128_GCM_SHA256"},
244 {0x009D, "TLS_RSA_WITH_AES_256_GCM_SHA384"},
245 {0x009E, "TLS_DHE_RSA_WITH_AES_128_GCM_SHA256"},
246 {0x009F, "TLS_DHE_RSA_WITH_AES_256_GCM_SHA384"},
247 {0x00A0, "TLS_DH_RSA_WITH_AES_128_GCM_SHA256"},
248 {0x00A1, "TLS_DH_RSA_WITH_AES_256_GCM_SHA384"},
249 {0x00A2, "TLS_DHE_DSS_WITH_AES_128_GCM_SHA256"},
250 {0x00A3, "TLS_DHE_DSS_WITH_AES_256_GCM_SHA384"},
251 {0x00A4, "TLS_DH_DSS_WITH_AES_128_GCM_SHA256"},
252 {0x00A5, "TLS_DH_DSS_WITH_AES_256_GCM_SHA384"},
253 {0x00A6, "TLS_DH_anon_WITH_AES_128_GCM_SHA256"},
254 {0x00A7, "TLS_DH_anon_WITH_AES_256_GCM_SHA384"},
255 {0x00A8, "TLS_PSK_WITH_AES_128_GCM_SHA256"},
256 {0x00A9, "TLS_PSK_WITH_AES_256_GCM_SHA384"},
257 {0x00AA, "TLS_DHE_PSK_WITH_AES_128_GCM_SHA256"},
258 {0x00AB, "TLS_DHE_PSK_WITH_AES_256_GCM_SHA384"},
259 {0x00AC, "TLS_RSA_PSK_WITH_AES_128_GCM_SHA256"},
260 {0x00AD, "TLS_RSA_PSK_WITH_AES_256_GCM_SHA384"},
261 {0x00AE, "TLS_PSK_WITH_AES_128_CBC_SHA256"},
262 {0x00AF, "TLS_PSK_WITH_AES_256_CBC_SHA384"},
263 {0x00B0, "TLS_PSK_WITH_NULL_SHA256"},
264 {0x00B1, "TLS_PSK_WITH_NULL_SHA384"},
265 {0x00B2, "TLS_DHE_PSK_WITH_AES_128_CBC_SHA256"},
266 {0x00B3, "TLS_DHE_PSK_WITH_AES_256_CBC_SHA384"},
267 {0x00B4, "TLS_DHE_PSK_WITH_NULL_SHA256"},
268 {0x00B5, "TLS_DHE_PSK_WITH_NULL_SHA384"},
269 {0x00B6, "TLS_RSA_PSK_WITH_AES_128_CBC_SHA256"},
270 {0x00B7, "TLS_RSA_PSK_WITH_AES_256_CBC_SHA384"},
271 {0x00B8, "TLS_RSA_PSK_WITH_NULL_SHA256"},
272 {0x00B9, "TLS_RSA_PSK_WITH_NULL_SHA384"},
273 {0x00BA, "TLS_RSA_WITH_CAMELLIA_128_CBC_SHA256"},
274 {0x00BB, "TLS_DH_DSS_WITH_CAMELLIA_128_CBC_SHA256"},
275 {0x00BC, "TLS_DH_RSA_WITH_CAMELLIA_128_CBC_SHA256"},
276 {0x00BD, "TLS_DHE_DSS_WITH_CAMELLIA_128_CBC_SHA256"},
277 {0x00BE, "TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA256"},
278 {0x00BF, "TLS_DH_anon_WITH_CAMELLIA_128_CBC_SHA256"},
279 {0x00C0, "TLS_RSA_WITH_CAMELLIA_256_CBC_SHA256"},
280 {0x00C1, "TLS_DH_DSS_WITH_CAMELLIA_256_CBC_SHA256"},
281 {0x00C2, "TLS_DH_RSA_WITH_CAMELLIA_256_CBC_SHA256"},
282 {0x00C3, "TLS_DHE_DSS_WITH_CAMELLIA_256_CBC_SHA256"},
283 {0x00C4, "TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA256"},
284 {0x00C5, "TLS_DH_anon_WITH_CAMELLIA_256_CBC_SHA256"},
285 {0x00FF, "TLS_EMPTY_RENEGOTIATION_INFO_SCSV"},
286 {0xC001, "TLS_ECDH_ECDSA_WITH_NULL_SHA"},
287 {0xC002, "TLS_ECDH_ECDSA_WITH_RC4_128_SHA"},
288 {0xC003, "TLS_ECDH_ECDSA_WITH_3DES_EDE_CBC_SHA"},
289 {0xC004, "TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA"},
290 {0xC005, "TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA"},
291 {0xC006, "TLS_ECDHE_ECDSA_WITH_NULL_SHA"},
292 {0xC007, "TLS_ECDHE_ECDSA_WITH_RC4_128_SHA"},
293 {0xC008, "TLS_ECDHE_ECDSA_WITH_3DES_EDE_CBC_SHA"},
294 {0xC009, "TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA"},
295 {0xC00A, "TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA"},
296 {0xC00B, "TLS_ECDH_RSA_WITH_NULL_SHA"},
297 {0xC00C, "TLS_ECDH_RSA_WITH_RC4_128_SHA"},
298 {0xC00D, "TLS_ECDH_RSA_WITH_3DES_EDE_CBC_SHA"},
299 {0xC00E, "TLS_ECDH_RSA_WITH_AES_128_CBC_SHA"},
300 {0xC00F, "TLS_ECDH_RSA_WITH_AES_256_CBC_SHA"},
301 {0xC010, "TLS_ECDHE_RSA_WITH_NULL_SHA"},
302 {0xC011, "TLS_ECDHE_RSA_WITH_RC4_128_SHA"},
303 {0xC012, "TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA"},
304 {0xC013, "TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA"},
305 {0xC014, "TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA"},
306 {0xC015, "TLS_ECDH_anon_WITH_NULL_SHA"},
307 {0xC016, "TLS_ECDH_anon_WITH_RC4_128_SHA"},
308 {0xC017, "TLS_ECDH_anon_WITH_3DES_EDE_CBC_SHA"},
309 {0xC018, "TLS_ECDH_anon_WITH_AES_128_CBC_SHA"},
310 {0xC019, "TLS_ECDH_anon_WITH_AES_256_CBC_SHA"},
311 {0xC01A, "TLS_SRP_SHA_WITH_3DES_EDE_CBC_SHA"},
312 {0xC01B, "TLS_SRP_SHA_RSA_WITH_3DES_EDE_CBC_SHA"},
313 {0xC01C, "TLS_SRP_SHA_DSS_WITH_3DES_EDE_CBC_SHA"},
314 {0xC01D, "TLS_SRP_SHA_WITH_AES_128_CBC_SHA"},
315 {0xC01E, "TLS_SRP_SHA_RSA_WITH_AES_128_CBC_SHA"},
316 {0xC01F, "TLS_SRP_SHA_DSS_WITH_AES_128_CBC_SHA"},
317 {0xC020, "TLS_SRP_SHA_WITH_AES_256_CBC_SHA"},
318 {0xC021, "TLS_SRP_SHA_RSA_WITH_AES_256_CBC_SHA"},
319 {0xC022, "TLS_SRP_SHA_DSS_WITH_AES_256_CBC_SHA"},
320 {0xC023, "TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256"},
321 {0xC024, "TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384"},
322 {0xC025, "TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA256"},
323 {0xC026, "TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA384"},
324 {0xC027, "TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256"},
325 {0xC028, "TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384"},
326 {0xC029, "TLS_ECDH_RSA_WITH_AES_128_CBC_SHA256"},
327 {0xC02A, "TLS_ECDH_RSA_WITH_AES_256_CBC_SHA384"},
328 {0xC02B, "TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256"},
329 {0xC02C, "TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384"},
330 {0xC02D, "TLS_ECDH_ECDSA_WITH_AES_128_GCM_SHA256"},
331 {0xC02E, "TLS_ECDH_ECDSA_WITH_AES_256_GCM_SHA384"},
332 {0xC02F, "TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256"},
333 {0xC030, "TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384"},
334 {0xC031, "TLS_ECDH_RSA_WITH_AES_128_GCM_SHA256"},
335 {0xC032, "TLS_ECDH_RSA_WITH_AES_256_GCM_SHA384"},
336 {0xFEFE, "SSL_RSA_FIPS_WITH_DES_CBC_SHA"},
337 {0xFEFF, "SSL_RSA_FIPS_WITH_3DES_EDE_CBC_SHA"},
338 };
339 /* Compression methods */
340 static ssl_trace_tbl ssl_comp_tbl[] = {
341 {0x0000, "No Compression"},
342 {0x0001, "Zlib Compression"}
343 };
344 /* Extensions */
345 static ssl_trace_tbl ssl_exts_tbl[] = {
346 {TLSEXT_TYPE_server_name, "server_name"},
347 {TLSEXT_TYPE_max_fragment_length, "max_fragment_length"},
348 {TLSEXT_TYPE_client_certificate_url, "client_certificate_url"},
349 {TLSEXT_TYPE_trusted_ca_keys, "trusted_ca_keys"},
350 {TLSEXT_TYPE_truncated_hmac, "truncated_hmac"},
351 {TLSEXT_TYPE_status_request, "status_request"},
352 {TLSEXT_TYPE_user_mapping, "user_mapping"},
353 {TLSEXT_TYPE_client_authz, "client_authz"},
354 {TLSEXT_TYPE_server_authz, "server_authz"},
355 {TLSEXT_TYPE_cert_type, "cert_type"},
356 {TLSEXT_TYPE_elliptic_curves, "elliptic_curves"},
357 {TLSEXT_TYPE_ec_point_formats, "ec_point_formats"},
358 {TLSEXT_TYPE_srp, "srp"},
359 {TLSEXT_TYPE_signature_algorithms, "signature_algorithms"},
360 {TLSEXT_TYPE_use_srtp, "use_srtp"},
361 {TLSEXT_TYPE_heartbeat, "heartbeat"},
362 {TLSEXT_TYPE_session_ticket, "session_ticket"},
363 #ifdef TLSEXT_TYPE_opaque_prf_input
364 {TLSEXT_TYPE_opaque_prf_input, "opaque_prf_input"},
365 #endif
366 {TLSEXT_TYPE_renegotiate, "renegotiate"},
367 {TLSEXT_TYPE_next_proto_neg, "next_proto_neg"}
368 };
369
370 static ssl_trace_tbl ssl_curve_tbl[] = {
371 {1, "sect163k1 (K-163)"},
372 {2, "sect163r1"},
373 {3, "sect163r2 (B-163)"},
374 {4, "sect193r1"},
375 {5, "sect193r2"},
376 {6, "sect233k1 (K-233)"},
377 {7, "sect233r1 (B-233)"},
378 {8, "sect239k1"},
379 {9, "sect283k1 (K-283)"},
380 {10, "sect283r1 (B-283)"},
381 {11, "sect409k1 (K-409)"},
382 {12, "sect409r1 (B-409)"},
383 {13, "sect571k1 (K-571)"},
384 {14, "sect571r1 (B-571)"},
385 {15, "secp160k1"},
386 {16, "secp160r1"},
387 {17, "secp160r2"},
388 {18, "secp192k1"},
389 {19, "secp192r1 (P-192)"},
390 {20, "secp224k1"},
391 {21, "secp224r1 (P-224)"},
392 {22, "secp256k1"},
393 {23, "secp256r1 (P-256)"},
394 {24, "secp384r1 (P-384)"},
395 {25, "secp521r1 (P-521)"},
396 {0xFF01, "arbitrary_explicit_prime_curves"},
397 {0xFF02, "arbitrary_explicit_char2_curves"}
398 };
399
400 static ssl_trace_tbl ssl_point_tbl[] = {
401 {0, "uncompressed"},
402 {1, "ansiX962_compressed_prime"},
403 {2, "ansiX962_compressed_char2"}
404 };
405
406 static ssl_trace_tbl ssl_md_tbl[] = {
407 {0, "none"},
408 {1, "md5"},
409 {2, "sha1"},
410 {3, "sha224"},
411 {4, "sha256"},
412 {5, "sha384"},
413 {6, "sha512"}
414 };
415
416 static ssl_trace_tbl ssl_sig_tbl[] = {
417 {0, "anonymous"},
418 {1, "rsa"},
419 {2, "dsa"},
420 {3, "ecdsa"}
421 };
422
423 static ssl_trace_tbl ssl_hb_tbl[] = {
424 {1, "peer_allowed_to_send"},
425 {2, "peer_not_allowed_to_send"}
426 };
427
428 static ssl_trace_tbl ssl_hb_type_tbl[] = {
429 {1, "heartbeat_request"},
430 {2, "heartbeat_response"}
431 };
432
433 static ssl_trace_tbl ssl_ctype_tbl[] = {
434 {1, "rsa_sign"},
435 {2, "dss_sign"},
436 {3, "rsa_fixed_dh"},
437 {4, "dss_fixed_dh"},
438 {5, "rsa_ephemeral_dh"},
439 {6, "dss_ephemeral_dh"},
440 {20, "fortezza_dms"},
441 {64, "ecdsa_sign"},
442 {65, "rsa_fixed_ecdh"},
443 {66, "ecdsa_fixed_ecdh"}
444 };
445
446 static ssl_trace_tbl ssl_crypto_tbl[] = {
447 {TLS1_RT_CRYPTO_PREMASTER, "Premaster Secret"},
448 {TLS1_RT_CRYPTO_CLIENT_RANDOM, "Client Random"},
449 {TLS1_RT_CRYPTO_SERVER_RANDOM, "Server Random"},
450 {TLS1_RT_CRYPTO_MASTER, "Master Secret"},
451 {TLS1_RT_CRYPTO_MAC|TLS1_RT_CRYPTO_WRITE, "Write Mac Secret"},
452 {TLS1_RT_CRYPTO_MAC|TLS1_RT_CRYPTO_READ, "Read Mac Secret"},
453 {TLS1_RT_CRYPTO_KEY|TLS1_RT_CRYPTO_WRITE, "Write Key"},
454 {TLS1_RT_CRYPTO_KEY|TLS1_RT_CRYPTO_READ, "Read Key"},
455 {TLS1_RT_CRYPTO_IV|TLS1_RT_CRYPTO_WRITE, "Write IV"},
456 {TLS1_RT_CRYPTO_IV|TLS1_RT_CRYPTO_READ, "Read IV"},
457 {TLS1_RT_CRYPTO_FIXED_IV|TLS1_RT_CRYPTO_WRITE, "Write IV (fixed part)"},
458 {TLS1_RT_CRYPTO_FIXED_IV|TLS1_RT_CRYPTO_READ, "Read IV (fixed part)"}
459 };
460
461 static void ssl_print_hex(BIO *bio, int indent, const char *name,
462 const unsigned char *msg, size_t msglen)
463 {
464 size_t i;
465 BIO_indent(bio, indent, 80);
466 BIO_printf(bio, "%s (len=%d): ", name, (int)msglen);
467 for (i = 0; i < msglen; i++)
468 BIO_printf(bio, "%02X", msg[i]);
469 BIO_puts(bio, "\n");
470 }
471
472 static int ssl_print_hexbuf(BIO *bio, int indent,
473 const char *name, size_t nlen,
474 const unsigned char **pmsg, size_t *pmsglen)
475 {
476 size_t blen;
477 const unsigned char *p = *pmsg;
478 if (*pmsglen < nlen)
479 return 0;
480 blen = p[0];
481 if (nlen > 1)
482 blen = (blen << 8)|p[1];
483 if (*pmsglen < nlen + blen)
484 return 0;
485 p += nlen;
486 ssl_print_hex(bio, indent, name, p, blen);
487 *pmsg += blen + nlen;
488 *pmsglen -= blen + nlen;
489 return 1;
490 }
491
492
493
494 static int ssl_print_version(BIO *bio, int indent, const char *name,
495 const unsigned char **pmsg, size_t *pmsglen)
496 {
497 int vers;
498 if (*pmsglen < 2)
499 return 0;
500 vers = ((*pmsg)[0] << 8) | (*pmsg)[1];
501 BIO_indent(bio, indent, 80);
502 BIO_printf(bio, "%s=0x%x (%s)\n",
503 name, vers,
504 ssl_trace_str(vers, ssl_version_tbl));
505 *pmsg += 2;
506 *pmsglen -= 2;
507 return 1;
508 }
509
510 static int ssl_print_random(BIO *bio, int indent,
511 const unsigned char **pmsg, size_t *pmsglen)
512 {
513 unsigned int tm;
514 const unsigned char *p = *pmsg;
515 if (*pmsglen < 32)
516 return 0;
517 tm = (p[0] << 24) | (p[1] << 16) | (p[2] << 8) | p[3];
518 p += 4;
519 BIO_indent(bio, indent, 80);
520 BIO_puts(bio, "Random:\n");
521 BIO_indent(bio, indent + 2, 80);
522 BIO_printf(bio, "gmt_unix_time=0x%08X\n", tm);
523 ssl_print_hex(bio, indent + 2, "random_bytes", p, 28);
524 *pmsg += 32;
525 *pmsglen -= 32;
526 return 1;
527 }
528
529 static int ssl_print_signature(BIO *bio, int indent, SSL *s,
530 const unsigned char **pmsg, size_t *pmsglen)
531 {
532 if (*pmsglen < 2)
533 return 0;
534 if (TLS1_get_version(s) >= TLS1_2_VERSION)
535 {
536 const unsigned char *p = *pmsg;
537 BIO_indent(bio, indent, 80);
538 BIO_printf(bio, "Signature Algorithm %s+%s (%d+%d)\n",
539 ssl_trace_str(p[0], ssl_md_tbl),
540 ssl_trace_str(p[1], ssl_sig_tbl),
541 p[0], p[1]);
542 *pmsg += 2;
543 *pmsglen -= 2;
544 }
545 return ssl_print_hexbuf(bio, indent, "Signature", 2, pmsg, pmsglen);
546 }
547
548 static int ssl_print_extension(BIO *bio, int indent, int server, int extype,
549 const unsigned char *ext, size_t extlen)
550 {
551 size_t xlen;
552 BIO_indent(bio, indent, 80);
553 BIO_printf(bio, "extension_type=%s(%d), length=%d\n",
554 ssl_trace_str(extype, ssl_exts_tbl),
555 extype, (int)extlen);
556 switch(extype)
557 {
558 case TLSEXT_TYPE_ec_point_formats:
559 if (extlen < 1)
560 return 0;
561 xlen = ext[0];
562 if (extlen != xlen + 1)
563 return 0;
564 return ssl_trace_list(bio, indent + 2,
565 ext + 1, xlen, 1, ssl_point_tbl);
566
567 case TLSEXT_TYPE_elliptic_curves:
568 if (extlen < 2)
569 return 0;
570 xlen = (ext[0] << 8) | ext[1];
571 if (extlen != xlen + 2)
572 return 0;
573 return ssl_trace_list(bio, indent + 2,
574 ext + 2, xlen, 2, ssl_curve_tbl);
575
576 case TLSEXT_TYPE_signature_algorithms:
577
578 if (extlen < 2)
579 return 0;
580 xlen = (ext[0] << 8) | ext[1];
581 if (extlen != xlen + 2)
582 return 0;
583 if (xlen & 1)
584 return 0;
585 ext += 2;
586 while(xlen > 0)
587 {
588 BIO_indent(bio, indent + 2, 80);
589 BIO_printf(bio, "%s+%s (%d+%d)\n",
590 ssl_trace_str(ext[0], ssl_md_tbl),
591 ssl_trace_str(ext[1], ssl_sig_tbl),
592 ext[0], ext[1]);
593 xlen-= 2;
594 ext+= 2;
595 }
596 break;
597
598 case TLSEXT_TYPE_renegotiate:
599 if (extlen < 1)
600 return 0;
601 xlen = ext[0];
602 if (xlen + 1 != extlen)
603 return 0;
604 ext++;
605 if (xlen)
606 {
607 if (server)
608 {
609 if (xlen & 1)
610 return 0;
611 xlen >>= 1;
612 }
613 ssl_print_hex(bio, indent + 4, "client_verify_data",
614 ext, xlen);
615 if (server)
616 {
617 ext += xlen;
618 ssl_print_hex(bio, indent + 4,
619 "server_verify_data",
620 ext, xlen);
621 }
622 }
623 else
624 {
625 BIO_indent(bio, indent + 4, 80);
626 BIO_puts(bio, "<EMPTY>\n");
627 }
628 break;
629
630 case TLSEXT_TYPE_heartbeat:
631 if (extlen != 1)
632 return 0;
633 BIO_indent(bio, indent + 2, 80);
634 BIO_printf(bio, "HeartbeatMode: %s\n",
635 ssl_trace_str(ext[0], ssl_hb_tbl));
636 break;
637
638 case TLSEXT_TYPE_session_ticket:
639 if (extlen != 0)
640 ssl_print_hex(bio, indent + 4, "ticket", ext, extlen);
641 break;
642
643 default:
644 BIO_dump_indent(bio, (char *)ext, extlen, indent + 2);
645 }
646 return 1;
647 }
648
649 static int ssl_print_extensions(BIO *bio, int indent, int server,
650 const unsigned char *msg, size_t msglen)
651 {
652 size_t extslen;
653 BIO_indent(bio, indent, 80);
654 if (msglen == 0)
655 {
656 BIO_puts(bio, "No Extensions\n");
657 return 1;
658 }
659 extslen = (msg[0] << 8) | msg[1];
660 if (extslen != msglen - 2)
661 return 0;
662 msg += 2;
663 msglen = extslen;
664 BIO_printf(bio, "extensions, length = %d\n", (int)msglen);
665 while (msglen > 0)
666 {
667 int extype;
668 size_t extlen;
669 if (msglen < 4)
670 return 0;
671 extype = (msg[0] << 8) | msg[1];
672 extlen = (msg[2] << 8) | msg[3];
673 if (msglen < extlen + 4)
674 return 0;
675 msg += 4;
676 if (!ssl_print_extension(bio, indent + 2, server,
677 extype, msg, extlen))
678 return 0;
679 msg += extlen;
680 msglen -= extlen + 4;
681 }
682 return 1;
683 }
684
685 static int ssl_print_client_hello(BIO *bio, SSL *ssl, int indent,
686 const unsigned char *msg, size_t msglen)
687 {
688 size_t len;
689 unsigned int cs;
690 if (!ssl_print_version(bio, indent, "client_version", &msg, &msglen))
691 return 0;
692 if (!ssl_print_random(bio, indent, &msg, &msglen))
693 return 0;
694 if (!ssl_print_hexbuf(bio, indent, "session_id", 1, &msg, &msglen))
695 return 0;
696 if (SSL_IS_DTLS(ssl))
697 {
698 if (!ssl_print_hexbuf(bio, indent, "cookie", 1, &msg, &msglen))
699 return 0;
700 }
701 if (msglen < 2)
702 return 0;
703 len = (msg[0] << 8) | msg[1];
704 msg += 2;
705 msglen -= 2;
706 BIO_indent(bio, indent, 80);
707 BIO_printf(bio, "cipher_suites (len=%d)\n", (int)len);
708 if (msglen < len || len & 1)
709 return 0;
710 while(len > 0)
711 {
712 cs = (msg[0] << 8) | msg[1];
713 BIO_indent(bio, indent + 2, 80);
714 BIO_printf(bio, "{0x%02X, 0x%02X} %s\n",
715 msg[0], msg[1],
716 ssl_trace_str(cs, ssl_ciphers_tbl));
717 msg += 2;
718 msglen -= 2;
719 len -= 2;
720 }
721 if (msglen < 1)
722 return 0;
723 len = msg[0];
724 msg++;
725 msglen--;
726 if (msglen < len)
727 return 0;
728 BIO_indent(bio, indent, 80);
729 BIO_printf(bio, "compression_methods (len=%d)\n", (int)len);
730 while(len > 0)
731 {
732 BIO_indent(bio, indent + 2, 80);
733 BIO_printf(bio, "%s (0x%02X)\n",
734 ssl_trace_str(msg[0], ssl_comp_tbl),
735 msg[0]);
736 msg++;
737 msglen--;
738 len--;
739 }
740 if (!ssl_print_extensions(bio, indent, 0, msg, msglen))
741 return 0;
742 return 1;
743 }
744
745 static int dtls_print_hello_vfyrequest(BIO *bio, int indent,
746 const unsigned char *msg, size_t msglen)
747 {
748 if (!ssl_print_version(bio, indent, "server_version", &msg, &msglen))
749 return 0;
750 if (!ssl_print_hexbuf(bio, indent, "cookie", 1, &msg, &msglen))
751 return 0;
752 return 1;
753 }
754
755 static int ssl_print_server_hello(BIO *bio, int indent,
756 const unsigned char *msg, size_t msglen)
757 {
758 unsigned int cs;
759 if (!ssl_print_version(bio, indent, "server_version", &msg, &msglen))
760 return 0;
761 if (!ssl_print_random(bio, indent, &msg, &msglen))
762 return 0;
763 if (!ssl_print_hexbuf(bio, indent, "session_id", 1, &msg, &msglen))
764 return 0;
765 if (msglen < 2)
766 return 0;
767 cs = (msg[0] << 8) | msg[1];
768 BIO_indent(bio, indent, 80);
769 BIO_printf(bio, "cipher_suite {0x%02X, 0x%02X} %s\n",
770 msg[0], msg[1],
771 ssl_trace_str(cs, ssl_ciphers_tbl));
772 msg += 2;
773 msglen -= 2;
774 if (msglen < 1)
775 return 0;
776 BIO_indent(bio, indent, 80);
777 BIO_printf(bio, "compression_method: %s (0x%02X)\n",
778 ssl_trace_str(msg[0], ssl_comp_tbl), msg[0]);
779 msg++;
780 msglen--;
781 if (!ssl_print_extensions(bio, indent, 1, msg, msglen))
782 return 0;
783 return 1;
784 }
785
786 static int ssl_get_keyex(const char **pname, SSL *ssl)
787 {
788 unsigned long alg_k = ssl->s3->tmp.new_cipher->algorithm_mkey;
789 if (alg_k & SSL_kRSA)
790 {
791 *pname = "rsa";
792 return SSL_kRSA;
793 }
794 if (alg_k & SSL_kDHr)
795 {
796 *pname = "dh_rsa";
797 return SSL_kDHr;
798 }
799 if (alg_k & SSL_kDHd)
800 {
801 *pname = "dh_dss";
802 return SSL_kDHd;
803 }
804 if (alg_k & SSL_kKRB5)
805 {
806 *pname = "krb5";
807 return SSL_kKRB5;
808 }
809 if (alg_k & SSL_kEDH)
810 {
811 *pname = "edh";
812 return SSL_kEDH;
813 }
814 if (alg_k & SSL_kEECDH)
815 {
816 *pname = "EECDH";
817 return SSL_kEECDH;
818 }
819 if (alg_k & SSL_kECDHr)
820 {
821 *pname = "ECDH RSA";
822 return SSL_kECDHr;
823 }
824 if (alg_k & SSL_kECDHe)
825 {
826 *pname = "ECDH ECDSA";
827 return SSL_kECDHe;
828 }
829 if (alg_k & SSL_kPSK)
830 {
831 *pname = "PSK";
832 return SSL_kPSK;
833 }
834 if (alg_k & SSL_kSRP)
835 {
836 *pname = "SRP";
837 return SSL_kSRP;
838 }
839 if (alg_k & SSL_kGOST)
840 {
841 *pname = "GOST";
842 return SSL_kGOST;
843 }
844 *pname = "UNKNOWN";
845 return 0;
846 }
847
848 static int ssl_print_client_keyex(BIO *bio, int indent, SSL *ssl,
849 const unsigned char *msg, size_t msglen)
850 {
851 const char *algname;
852 int id;
853 id = ssl_get_keyex(&algname, ssl);
854 BIO_indent(bio, indent, 80);
855 BIO_printf(bio, "KeyExchangeAlgorithm=%s\n", algname);
856 switch(id)
857 {
858
859 case SSL_kRSA:
860 if (TLS1_get_version(ssl) == SSL3_VERSION)
861 {
862 ssl_print_hex(bio, indent + 2,
863 "EncyptedPreMasterSecret",
864 msg, msglen);
865 }
866 else
867 {
868 if (!ssl_print_hexbuf(bio, indent + 2,
869 "EncyptedPreMasterSecret", 2,
870 &msg, &msglen))
871 return 0;
872 }
873 break;
874
875 /* Implicit parameters only allowed for static DH */
876 case SSL_kDHd:
877 case SSL_kDHr:
878 if (msglen == 0)
879 {
880 BIO_indent(bio, indent + 2, 80);
881 BIO_puts(bio, "implicit\n");
882 break;
883 }
884 case SSL_kEDH:
885 if (!ssl_print_hexbuf(bio, indent + 2, "dh_Yc", 2,
886 &msg, &msglen))
887 return 0;
888 break;
889
890 case SSL_kECDHr:
891 case SSL_kECDHe:
892 if (msglen == 0)
893 {
894 BIO_indent(bio, indent + 2, 80);
895 BIO_puts(bio, "implicit\n");
896 break;
897 }
898 case SSL_kEECDH:
899 if (!ssl_print_hexbuf(bio, indent + 2, "ecdh_Yc", 1,
900 &msg, &msglen))
901 return 0;
902 break;
903 }
904
905 return 1;
906 }
907
908 static int ssl_print_server_keyex(BIO *bio, int indent, SSL *ssl,
909 const unsigned char *msg, size_t msglen)
910 {
911 const char *algname;
912 int id;
913 id = ssl_get_keyex(&algname, ssl);
914 BIO_indent(bio, indent, 80);
915 BIO_printf(bio, "KeyExchangeAlgorithm=%s\n", algname);
916 switch(id)
917 {
918 /* Should never happen */
919 case SSL_kDHd:
920 case SSL_kDHr:
921 case SSL_kECDHr:
922 case SSL_kECDHe:
923 BIO_indent(bio, indent + 2, 80);
924 BIO_printf(bio, "Unexpected Message\n");
925 break;
926
927 case SSL_kRSA:
928
929 if (!ssl_print_hexbuf(bio, indent + 2, "rsa_modulus", 2,
930 &msg, &msglen))
931 return 0;
932 if (!ssl_print_hexbuf(bio, indent + 2, "rsa_exponent", 2,
933 &msg, &msglen))
934 return 0;
935 break;
936
937 case SSL_kEDH:
938 if (!ssl_print_hexbuf(bio, indent + 2, "dh_p", 2,
939 &msg, &msglen))
940 return 0;
941 if (!ssl_print_hexbuf(bio, indent + 2, "dh_g", 2,
942 &msg, &msglen))
943 return 0;
944 if (!ssl_print_hexbuf(bio, indent + 2, "dh_Ys", 2,
945 &msg, &msglen))
946 return 0;
947 break;
948
949 case SSL_kEECDH:
950 if (msglen < 1)
951 return 0;
952 BIO_indent(bio, indent + 2, 80);
953 if (msg[0] == EXPLICIT_PRIME_CURVE_TYPE)
954 BIO_puts(bio, "explicit_prime\n");
955 else if (msg[0] == EXPLICIT_CHAR2_CURVE_TYPE)
956 BIO_puts(bio, "explicit_char2\n");
957 else if (msg[0] == NAMED_CURVE_TYPE)
958 {
959 int curve;
960 if (msglen < 3)
961 return 0;
962 curve = (msg[1] << 8) | msg[2];
963 BIO_printf(bio, "named_curve: %s (%d)\n",
964 ssl_trace_str(curve, ssl_curve_tbl),
965 curve);
966 msg += 3;
967 msglen -= 3;
968 if (!ssl_print_hexbuf(bio, indent + 2, "point", 1,
969 &msg, &msglen))
970 return 0;
971 }
972 break;
973 }
974 return ssl_print_signature(bio, indent, ssl, &msg, &msglen);
975 }
976
977 static int ssl_print_certificate(BIO *bio, int indent,
978 const unsigned char **pmsg, size_t *pmsglen)
979 {
980 size_t msglen = *pmsglen;
981 size_t clen;
982 X509 *x;
983 const unsigned char *p = *pmsg, *q;
984 if (msglen < 3)
985 return 0;
986 clen = (p[0] << 16) | (p[1] << 8) | p[2];
987 if (msglen < clen + 3)
988 return 0;
989 q = p + 3;
990 BIO_indent(bio, indent, 80);
991 BIO_printf(bio, "ASN.1Cert, length=%d", (int)clen);
992 x = d2i_X509(NULL, &q, clen);
993 if (!x)
994 BIO_puts(bio, "<UNPARSEABLE CERTIFICATE>\n");
995 else
996 {
997 BIO_puts(bio, "\n------details-----\n");
998 X509_print_ex(bio, x, XN_FLAG_ONELINE, 0);
999 PEM_write_bio_X509(bio, x);
1000 /* Print certificate stuff */
1001 BIO_puts(bio, "------------------\n");
1002 X509_free(x);
1003 }
1004 if (q != p + 3 + clen)
1005 {
1006 BIO_puts(bio, "<TRAILING GARBAGE AFTER CERTIFICATE>\n");
1007 }
1008 *pmsg += clen + 3;
1009 *pmsglen -= clen + 3;
1010 return 1;
1011 }
1012
1013 static int ssl_print_certificates(BIO *bio, int indent,
1014 const unsigned char *msg, size_t msglen)
1015 {
1016 size_t clen;
1017 if (msglen < 3)
1018 return 0;
1019 clen = (msg[0] << 16) | (msg[1] << 8) | msg[2];
1020 if (msglen != clen + 3)
1021 return 0;
1022 msg += 3;
1023 BIO_indent(bio, indent, 80);
1024 BIO_printf(bio, "certificate_list, length=%d\n", (int)clen);
1025 while (clen > 0)
1026 {
1027 if (!ssl_print_certificate(bio, indent + 2, &msg, &clen))
1028 return 0;
1029 }
1030 return 1;
1031 }
1032
1033 static int ssl_print_cert_request(BIO *bio, int indent, SSL *s,
1034 const unsigned char *msg, size_t msglen)
1035 {
1036 size_t xlen;
1037 if (msglen < 1)
1038 return 0;
1039 xlen = msg[0];
1040 if (msglen < xlen + 1)
1041 return 0;
1042 msg++;
1043 BIO_indent(bio, indent, 80);
1044 BIO_printf(bio, "certificate_types (len=%d)\n", (int)xlen);
1045 if (!ssl_trace_list(bio, indent + 2, msg, xlen, 1, ssl_ctype_tbl))
1046 return 0;
1047 msg += xlen;
1048 msglen -= xlen + 1;
1049 if (TLS1_get_version(s) < TLS1_2_VERSION)
1050 goto skip_sig;
1051 if (msglen < 2)
1052 return 0;
1053 xlen = (msg[0] << 8) | msg[1];
1054 if (msglen < xlen + 2 || (xlen & 1))
1055 return 0;
1056 msg += 2;
1057 BIO_indent(bio, indent, 80);
1058 BIO_printf(bio, "signature_algorithms (len=%d)\n", (int)xlen);
1059 while(xlen > 0)
1060 {
1061 BIO_indent(bio, indent + 2, 80);
1062 BIO_printf(bio, "%s+%s (%d+%d)\n",
1063 ssl_trace_str(msg[0], ssl_md_tbl),
1064 ssl_trace_str(msg[1], ssl_sig_tbl),
1065 msg[0], msg[1]);
1066 xlen -= 2;
1067 msg += 2;
1068 }
1069 msg += xlen;
1070 msglen -= xlen + 2;
1071
1072 skip_sig:
1073 xlen = (msg[0] << 8) | msg[1];
1074 BIO_indent(bio, indent, 80);
1075 if (msglen < xlen + 2)
1076 return 0;
1077 msg += 2;
1078 msglen -= 2;
1079 BIO_printf(bio, "certificate_authorities (len=%d)\n", (int)xlen);
1080 while (xlen > 0)
1081 {
1082 size_t dlen;
1083 X509_NAME *nm;
1084 const unsigned char *p;
1085 if (xlen < 2)
1086 return 0;
1087 dlen = (msg[0] << 8) | msg[1];
1088 if (xlen < dlen + 2)
1089 return 0;
1090 msg += 2;
1091 BIO_indent(bio, indent + 2, 80);
1092 BIO_printf(bio, "DistinguishedName (len=%d): ", (int)dlen);
1093 p = msg;
1094 nm = d2i_X509_NAME(NULL, &p, dlen);
1095 if (!nm)
1096 {
1097 BIO_puts(bio, "<UNPARSEABLE DN>\n");
1098 }
1099 else
1100 {
1101 X509_NAME_print_ex(bio, nm, 0, XN_FLAG_ONELINE);
1102 BIO_puts(bio, "\n");
1103 X509_NAME_free(nm);
1104 }
1105 xlen -= dlen + 2;
1106 msg += dlen;
1107 }
1108 return 1;
1109 }
1110
1111 static int ssl_print_ticket(BIO *bio, int indent,
1112 const unsigned char *msg, size_t msglen)
1113 {
1114 unsigned int tick_life;
1115 if (msglen == 0)
1116 {
1117 BIO_indent(bio, indent + 2, 80);
1118 BIO_puts(bio, "No Ticket\n");
1119 return 1;
1120 }
1121 if (msglen < 4)
1122 return 0;
1123 tick_life = (msg[0] << 24) | (msg[1] << 16) | (msg[2] << 8) | msg[3];
1124 msglen -= 4;
1125 msg += 4;
1126 BIO_indent(bio, indent + 2, 80);
1127 BIO_printf(bio, "ticket_lifetime_hint=%u\n", tick_life);
1128 if (!ssl_print_hexbuf(bio, indent + 2, "ticket", 2, &msg, &msglen))
1129 return 0;
1130 if (msglen)
1131 return 0;
1132 return 1;
1133 }
1134
1135
1136 static int ssl_print_handshake(BIO *bio, SSL *ssl,
1137 const unsigned char *msg, size_t msglen,
1138 int indent)
1139 {
1140 size_t hlen;
1141 unsigned char htype;
1142 if (msglen < 4)
1143 return 0;
1144 htype = msg[0];
1145 hlen = (msg[1] << 16) | (msg[2] << 8) | msg[3];
1146 BIO_indent(bio, indent, 80);
1147 BIO_printf(bio, "%s, Length=%d\n",
1148 ssl_trace_str(htype, ssl_handshake_tbl),
1149 (int)hlen);
1150 msg += 4;
1151 msglen -= 4;
1152 if (SSL_IS_DTLS(ssl))
1153 {
1154 if (msglen < 8)
1155 return 0;
1156 BIO_indent(bio, indent, 80);
1157 BIO_printf(bio, "message_seq=%d, fragment_offset=%d, "
1158 "fragment_length=%d\n",
1159 (msg[0] << 8) | msg[1],
1160 (msg[2] << 16) | (msg[3] << 8) | msg[4],
1161 (msg[5] << 16) | (msg[6] << 8) | msg[7]);
1162 msg += 8;
1163 msglen -= 8;
1164 }
1165 if (msglen < hlen)
1166 return 0;
1167 switch(htype)
1168 {
1169 case SSL3_MT_CLIENT_HELLO:
1170 if (!ssl_print_client_hello(bio, ssl, indent + 2, msg, msglen))
1171 return 0;
1172 break;
1173
1174 case DTLS1_MT_HELLO_VERIFY_REQUEST:
1175 if (!dtls_print_hello_vfyrequest(bio, indent + 2, msg, msglen))
1176 return 0;
1177 break;
1178
1179 case SSL3_MT_SERVER_HELLO:
1180 if (!ssl_print_server_hello(bio, indent + 2, msg, msglen))
1181 return 0;
1182 break;
1183
1184 case SSL3_MT_SERVER_KEY_EXCHANGE:
1185 if (!ssl_print_server_keyex(bio, indent + 2, ssl, msg, msglen))
1186 return 0;
1187 break;
1188
1189 case SSL3_MT_CLIENT_KEY_EXCHANGE:
1190 if (!ssl_print_client_keyex(bio, indent + 2, ssl, msg, msglen))
1191 return 0;
1192 break;
1193
1194 case SSL3_MT_CERTIFICATE:
1195 if (!ssl_print_certificates(bio, indent + 2, msg, msglen))
1196 return 0;
1197 break;
1198
1199 case SSL3_MT_CERTIFICATE_VERIFY:
1200 if (!ssl_print_signature(bio, indent + 2, ssl, &msg, &msglen))
1201 return 0;
1202 break;
1203
1204 case SSL3_MT_CERTIFICATE_REQUEST:
1205 if (!ssl_print_cert_request(bio, indent + 2, ssl, msg, msglen))
1206 return 0;
1207 break;
1208
1209 case SSL3_MT_FINISHED:
1210 ssl_print_hex(bio, indent + 2, "verify_data", msg, msglen);
1211 break;
1212
1213 case SSL3_MT_SERVER_DONE:
1214 if (msglen != 0)
1215 ssl_print_hex(bio, indent + 2, "unexpected value",
1216 msg, msglen);
1217 break;
1218
1219 case SSL3_MT_NEWSESSION_TICKET:
1220 if (!ssl_print_ticket(bio, indent + 2, msg, msglen))
1221 return 0;
1222 break;
1223
1224 default:
1225 BIO_indent(bio, indent + 2, 80);
1226 BIO_puts(bio, "Unsupported, hex dump follows:\n");
1227 BIO_dump_indent(bio, (char *)msg, msglen, indent + 4);
1228 }
1229 return 1;
1230 }
1231
1232 static int ssl_print_heartbeat(BIO *bio, int indent,
1233 const unsigned char *msg, size_t msglen)
1234 {
1235 if (msglen < 3)
1236 return 0;
1237 BIO_indent(bio, indent, 80);
1238 BIO_printf(bio, "HeartBeatMessageType: %s\n",
1239 ssl_trace_str(msg[0], ssl_hb_type_tbl));
1240 msg++;
1241 msglen--;
1242 if (!ssl_print_hexbuf(bio, indent, "payload", 2, &msg, &msglen))
1243 return 0;
1244 ssl_print_hex(bio, indent, "padding", msg, msglen);
1245 return 1;
1246 }
1247
1248 const char *SSL_CIPHER_standard_name(const SSL_CIPHER *c)
1249 {
1250 if (c->algorithm_ssl & SSL_SSLV2)
1251 return NULL;
1252 return ssl_trace_str(c->id & 0xFFFF, ssl_ciphers_tbl);
1253 }
1254
1255 void SSL_trace(int write_p, int version, int content_type,
1256 const void *buf, size_t msglen, SSL *ssl, void *arg)
1257 {
1258 const unsigned char *msg = buf;
1259 BIO *bio = arg;
1260
1261 if (write_p == 2)
1262 {
1263 BIO_puts(bio, "Session ");
1264 ssl_print_hex(bio, 0,
1265 ssl_trace_str(content_type, ssl_crypto_tbl),
1266 msg, msglen);
1267 return;
1268 }
1269 switch (content_type)
1270 {
1271 case SSL3_RT_HEADER:
1272 {
1273 int hvers = msg[1] << 8 | msg[2];
1274 BIO_puts(bio, write_p ? "Sent" : "Received");
1275 BIO_printf(bio, " Record\nHeader:\n Version = %s (0x%x)\n",
1276 ssl_trace_str(hvers, ssl_version_tbl), hvers);
1277 if (SSL_IS_DTLS(ssl))
1278 {
1279 BIO_printf(bio,
1280 " epoch=%d, sequence_number=%04x%04x%04x\n",
1281 (msg[3] << 8 | msg[4]),
1282 (msg[5] << 8 | msg[6]),
1283 (msg[7] << 8 | msg[8]),
1284 (msg[9] << 8 | msg[10]));
1285 #if 0
1286 /* Just print handshake type so we can see what is
1287 * going on during fragmentation.
1288 */
1289 BIO_printf(bio, "(%s)\n",
1290 ssl_trace_str(msg[msglen], ssl_handshake_tbl));
1291 #endif
1292 }
1293
1294 BIO_printf(bio, " Content Type = %s (%d)\n Length = %d",
1295 ssl_trace_str(msg[0], ssl_content_tbl), msg[0],
1296 msg[msglen - 2] << 8 | msg[msglen - 1]);
1297 }
1298 break;
1299 case SSL3_RT_HANDSHAKE:
1300 if (!ssl_print_handshake(bio, ssl, msg, msglen, 4))
1301 BIO_printf(bio, "Message length parse error!\n");
1302 break;
1303
1304 case SSL3_RT_CHANGE_CIPHER_SPEC:
1305 if (msglen == 1 && msg[0] == 1)
1306 BIO_puts(bio, " change_cipher_spec (1)\n");
1307 else
1308 ssl_print_hex(bio, 4, "unknown value", msg, msglen);
1309 break;
1310
1311 case SSL3_RT_ALERT:
1312 if (msglen != 2)
1313 BIO_puts(bio, " Illegal Alert Length\n");
1314 else
1315 {
1316 BIO_printf(bio," Level=%s(%d), description=%s(%d)\n",
1317 SSL_alert_type_string_long(msg[0] << 8),
1318 msg[0],
1319 SSL_alert_desc_string_long(msg[1]),
1320 msg[1]);
1321 }
1322 case TLS1_RT_HEARTBEAT:
1323 ssl_print_heartbeat(bio, 4, msg, msglen);
1324 break;
1325
1326 }
1327
1328 BIO_puts(bio, "\n");
1329 }
1330
1331 #endif
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