1 | /* |
2 | * Copyright 1995-2021 The OpenSSL Project Authors. All Rights Reserved. |
3 | * Copyright (c) 2002, Oracle and/or its affiliates. All rights reserved |
4 | * |
5 | * Licensed under the Apache License 2.0 (the "License"). You may not use |
6 | * this file except in compliance with the License. You can obtain a copy |
7 | * in the file LICENSE in the source distribution or at |
8 | * https://www.openssl.org/source/license.html |
9 | */ |
10 | |
11 | #ifndef OPENSSL_SSL3_H |
12 | # define OPENSSL_SSL3_H |
13 | # pragma once |
14 | |
15 | # include <openssl/macros.h> |
16 | # ifndef OPENSSL_NO_DEPRECATED_3_0 |
17 | # define |
18 | # endif |
19 | |
20 | # include <openssl/comp.h> |
21 | # include <openssl/buffer.h> |
22 | # include <openssl/evp.h> |
23 | # include <openssl/ssl.h> |
24 | |
25 | #ifdef __cplusplus |
26 | extern "C" { |
27 | #endif |
28 | |
29 | /* |
30 | * Signalling cipher suite value from RFC 5746 |
31 | * (TLS_EMPTY_RENEGOTIATION_INFO_SCSV) |
32 | */ |
33 | # define SSL3_CK_SCSV 0x030000FF |
34 | |
35 | /* |
36 | * Signalling cipher suite value from draft-ietf-tls-downgrade-scsv-00 |
37 | * (TLS_FALLBACK_SCSV) |
38 | */ |
39 | # define SSL3_CK_FALLBACK_SCSV 0x03005600 |
40 | |
41 | # define SSL3_CK_RSA_NULL_MD5 0x03000001 |
42 | # define SSL3_CK_RSA_NULL_SHA 0x03000002 |
43 | # define SSL3_CK_RSA_RC4_40_MD5 0x03000003 |
44 | # define SSL3_CK_RSA_RC4_128_MD5 0x03000004 |
45 | # define SSL3_CK_RSA_RC4_128_SHA 0x03000005 |
46 | # define SSL3_CK_RSA_RC2_40_MD5 0x03000006 |
47 | # define SSL3_CK_RSA_IDEA_128_SHA 0x03000007 |
48 | # define SSL3_CK_RSA_DES_40_CBC_SHA 0x03000008 |
49 | # define SSL3_CK_RSA_DES_64_CBC_SHA 0x03000009 |
50 | # define SSL3_CK_RSA_DES_192_CBC3_SHA 0x0300000A |
51 | |
52 | # define SSL3_CK_DH_DSS_DES_40_CBC_SHA 0x0300000B |
53 | # define SSL3_CK_DH_DSS_DES_64_CBC_SHA 0x0300000C |
54 | # define SSL3_CK_DH_DSS_DES_192_CBC3_SHA 0x0300000D |
55 | # define SSL3_CK_DH_RSA_DES_40_CBC_SHA 0x0300000E |
56 | # define SSL3_CK_DH_RSA_DES_64_CBC_SHA 0x0300000F |
57 | # define SSL3_CK_DH_RSA_DES_192_CBC3_SHA 0x03000010 |
58 | |
59 | # define SSL3_CK_DHE_DSS_DES_40_CBC_SHA 0x03000011 |
60 | # define SSL3_CK_EDH_DSS_DES_40_CBC_SHA SSL3_CK_DHE_DSS_DES_40_CBC_SHA |
61 | # define SSL3_CK_DHE_DSS_DES_64_CBC_SHA 0x03000012 |
62 | # define SSL3_CK_EDH_DSS_DES_64_CBC_SHA SSL3_CK_DHE_DSS_DES_64_CBC_SHA |
63 | # define SSL3_CK_DHE_DSS_DES_192_CBC3_SHA 0x03000013 |
64 | # define SSL3_CK_EDH_DSS_DES_192_CBC3_SHA SSL3_CK_DHE_DSS_DES_192_CBC3_SHA |
65 | # define SSL3_CK_DHE_RSA_DES_40_CBC_SHA 0x03000014 |
66 | # define SSL3_CK_EDH_RSA_DES_40_CBC_SHA SSL3_CK_DHE_RSA_DES_40_CBC_SHA |
67 | # define SSL3_CK_DHE_RSA_DES_64_CBC_SHA 0x03000015 |
68 | # define SSL3_CK_EDH_RSA_DES_64_CBC_SHA SSL3_CK_DHE_RSA_DES_64_CBC_SHA |
69 | # define SSL3_CK_DHE_RSA_DES_192_CBC3_SHA 0x03000016 |
70 | # define SSL3_CK_EDH_RSA_DES_192_CBC3_SHA SSL3_CK_DHE_RSA_DES_192_CBC3_SHA |
71 | |
72 | # define SSL3_CK_ADH_RC4_40_MD5 0x03000017 |
73 | # define SSL3_CK_ADH_RC4_128_MD5 0x03000018 |
74 | # define SSL3_CK_ADH_DES_40_CBC_SHA 0x03000019 |
75 | # define SSL3_CK_ADH_DES_64_CBC_SHA 0x0300001A |
76 | # define SSL3_CK_ADH_DES_192_CBC_SHA 0x0300001B |
77 | |
78 | /* a bundle of RFC standard cipher names, generated from ssl3_ciphers[] */ |
79 | # define SSL3_RFC_RSA_NULL_MD5 "TLS_RSA_WITH_NULL_MD5" |
80 | # define SSL3_RFC_RSA_NULL_SHA "TLS_RSA_WITH_NULL_SHA" |
81 | # define SSL3_RFC_RSA_DES_192_CBC3_SHA "TLS_RSA_WITH_3DES_EDE_CBC_SHA" |
82 | # define SSL3_RFC_DHE_DSS_DES_192_CBC3_SHA "TLS_DHE_DSS_WITH_3DES_EDE_CBC_SHA" |
83 | # define SSL3_RFC_DHE_RSA_DES_192_CBC3_SHA "TLS_DHE_RSA_WITH_3DES_EDE_CBC_SHA" |
84 | # define SSL3_RFC_ADH_DES_192_CBC_SHA "TLS_DH_anon_WITH_3DES_EDE_CBC_SHA" |
85 | # define SSL3_RFC_RSA_IDEA_128_SHA "TLS_RSA_WITH_IDEA_CBC_SHA" |
86 | # define SSL3_RFC_RSA_RC4_128_MD5 "TLS_RSA_WITH_RC4_128_MD5" |
87 | # define SSL3_RFC_RSA_RC4_128_SHA "TLS_RSA_WITH_RC4_128_SHA" |
88 | # define SSL3_RFC_ADH_RC4_128_MD5 "TLS_DH_anon_WITH_RC4_128_MD5" |
89 | |
90 | # define SSL3_TXT_RSA_NULL_MD5 "NULL-MD5" |
91 | # define SSL3_TXT_RSA_NULL_SHA "NULL-SHA" |
92 | # define SSL3_TXT_RSA_RC4_40_MD5 "EXP-RC4-MD5" |
93 | # define SSL3_TXT_RSA_RC4_128_MD5 "RC4-MD5" |
94 | # define SSL3_TXT_RSA_RC4_128_SHA "RC4-SHA" |
95 | # define SSL3_TXT_RSA_RC2_40_MD5 "EXP-RC2-CBC-MD5" |
96 | # define SSL3_TXT_RSA_IDEA_128_SHA "IDEA-CBC-SHA" |
97 | # define SSL3_TXT_RSA_DES_40_CBC_SHA "EXP-DES-CBC-SHA" |
98 | # define SSL3_TXT_RSA_DES_64_CBC_SHA "DES-CBC-SHA" |
99 | # define SSL3_TXT_RSA_DES_192_CBC3_SHA "DES-CBC3-SHA" |
100 | |
101 | # define SSL3_TXT_DH_DSS_DES_40_CBC_SHA "EXP-DH-DSS-DES-CBC-SHA" |
102 | # define SSL3_TXT_DH_DSS_DES_64_CBC_SHA "DH-DSS-DES-CBC-SHA" |
103 | # define SSL3_TXT_DH_DSS_DES_192_CBC3_SHA "DH-DSS-DES-CBC3-SHA" |
104 | # define SSL3_TXT_DH_RSA_DES_40_CBC_SHA "EXP-DH-RSA-DES-CBC-SHA" |
105 | # define SSL3_TXT_DH_RSA_DES_64_CBC_SHA "DH-RSA-DES-CBC-SHA" |
106 | # define SSL3_TXT_DH_RSA_DES_192_CBC3_SHA "DH-RSA-DES-CBC3-SHA" |
107 | |
108 | # define SSL3_TXT_DHE_DSS_DES_40_CBC_SHA "EXP-DHE-DSS-DES-CBC-SHA" |
109 | # define SSL3_TXT_DHE_DSS_DES_64_CBC_SHA "DHE-DSS-DES-CBC-SHA" |
110 | # define SSL3_TXT_DHE_DSS_DES_192_CBC3_SHA "DHE-DSS-DES-CBC3-SHA" |
111 | # define SSL3_TXT_DHE_RSA_DES_40_CBC_SHA "EXP-DHE-RSA-DES-CBC-SHA" |
112 | # define SSL3_TXT_DHE_RSA_DES_64_CBC_SHA "DHE-RSA-DES-CBC-SHA" |
113 | # define SSL3_TXT_DHE_RSA_DES_192_CBC3_SHA "DHE-RSA-DES-CBC3-SHA" |
114 | |
115 | /* |
116 | * This next block of six "EDH" labels is for backward compatibility with |
117 | * older versions of OpenSSL. New code should use the six "DHE" labels above |
118 | * instead: |
119 | */ |
120 | # define SSL3_TXT_EDH_DSS_DES_40_CBC_SHA "EXP-EDH-DSS-DES-CBC-SHA" |
121 | # define SSL3_TXT_EDH_DSS_DES_64_CBC_SHA "EDH-DSS-DES-CBC-SHA" |
122 | # define SSL3_TXT_EDH_DSS_DES_192_CBC3_SHA "EDH-DSS-DES-CBC3-SHA" |
123 | # define SSL3_TXT_EDH_RSA_DES_40_CBC_SHA "EXP-EDH-RSA-DES-CBC-SHA" |
124 | # define SSL3_TXT_EDH_RSA_DES_64_CBC_SHA "EDH-RSA-DES-CBC-SHA" |
125 | # define SSL3_TXT_EDH_RSA_DES_192_CBC3_SHA "EDH-RSA-DES-CBC3-SHA" |
126 | |
127 | # define SSL3_TXT_ADH_RC4_40_MD5 "EXP-ADH-RC4-MD5" |
128 | # define SSL3_TXT_ADH_RC4_128_MD5 "ADH-RC4-MD5" |
129 | # define SSL3_TXT_ADH_DES_40_CBC_SHA "EXP-ADH-DES-CBC-SHA" |
130 | # define SSL3_TXT_ADH_DES_64_CBC_SHA "ADH-DES-CBC-SHA" |
131 | # define SSL3_TXT_ADH_DES_192_CBC_SHA "ADH-DES-CBC3-SHA" |
132 | |
133 | # define SSL3_SSL_SESSION_ID_LENGTH 32 |
134 | # define SSL3_MAX_SSL_SESSION_ID_LENGTH 32 |
135 | |
136 | # define SSL3_MASTER_SECRET_SIZE 48 |
137 | # define SSL3_RANDOM_SIZE 32 |
138 | # define SSL3_SESSION_ID_SIZE 32 |
139 | # define 5 |
140 | |
141 | # define 4 |
142 | |
143 | # ifndef SSL3_ALIGN_PAYLOAD |
144 | /* |
145 | * Some will argue that this increases memory footprint, but it's not |
146 | * actually true. Point is that malloc has to return at least 64-bit aligned |
147 | * pointers, meaning that allocating 5 bytes wastes 3 bytes in either case. |
148 | * Suggested pre-gaping simply moves these wasted bytes from the end of |
149 | * allocated region to its front, but makes data payload aligned, which |
150 | * improves performance:-) |
151 | */ |
152 | # define SSL3_ALIGN_PAYLOAD 8 |
153 | # else |
154 | # if (SSL3_ALIGN_PAYLOAD&(SSL3_ALIGN_PAYLOAD-1))!=0 |
155 | # error "insane SSL3_ALIGN_PAYLOAD" |
156 | # undef SSL3_ALIGN_PAYLOAD |
157 | # endif |
158 | # endif |
159 | |
160 | /* |
161 | * This is the maximum MAC (digest) size used by the SSL library. Currently |
162 | * maximum of 20 is used by SHA1, but we reserve for future extension for |
163 | * 512-bit hashes. |
164 | */ |
165 | |
166 | # define SSL3_RT_MAX_MD_SIZE 64 |
167 | |
168 | /* |
169 | * Maximum block size used in all ciphersuites. Currently 16 for AES. |
170 | */ |
171 | |
172 | # define SSL_RT_MAX_CIPHER_BLOCK_SIZE 16 |
173 | |
174 | # define (16384) |
175 | |
176 | /* Maximum plaintext length: defined by SSL/TLS standards */ |
177 | # define SSL3_RT_MAX_PLAIN_LENGTH 16384 |
178 | /* Maximum compression overhead: defined by SSL/TLS standards */ |
179 | # define SSL3_RT_MAX_COMPRESSED_OVERHEAD 1024 |
180 | |
181 | /* |
182 | * The standards give a maximum encryption overhead of 1024 bytes. In |
183 | * practice the value is lower than this. The overhead is the maximum number |
184 | * of padding bytes (256) plus the mac size. |
185 | */ |
186 | # define SSL3_RT_MAX_ENCRYPTED_OVERHEAD (256 + SSL3_RT_MAX_MD_SIZE) |
187 | # define SSL3_RT_MAX_TLS13_ENCRYPTED_OVERHEAD 256 |
188 | |
189 | /* |
190 | * OpenSSL currently only uses a padding length of at most one block so the |
191 | * send overhead is smaller. |
192 | */ |
193 | |
194 | # define SSL3_RT_SEND_MAX_ENCRYPTED_OVERHEAD \ |
195 | (SSL_RT_MAX_CIPHER_BLOCK_SIZE + SSL3_RT_MAX_MD_SIZE) |
196 | |
197 | /* If compression isn't used don't include the compression overhead */ |
198 | |
199 | # ifdef OPENSSL_NO_COMP |
200 | # define SSL3_RT_MAX_COMPRESSED_LENGTH SSL3_RT_MAX_PLAIN_LENGTH |
201 | # else |
202 | # define SSL3_RT_MAX_COMPRESSED_LENGTH \ |
203 | (SSL3_RT_MAX_PLAIN_LENGTH+SSL3_RT_MAX_COMPRESSED_OVERHEAD) |
204 | # endif |
205 | # define SSL3_RT_MAX_ENCRYPTED_LENGTH \ |
206 | (SSL3_RT_MAX_ENCRYPTED_OVERHEAD+SSL3_RT_MAX_COMPRESSED_LENGTH) |
207 | # define SSL3_RT_MAX_TLS13_ENCRYPTED_LENGTH \ |
208 | (SSL3_RT_MAX_PLAIN_LENGTH + SSL3_RT_MAX_TLS13_ENCRYPTED_OVERHEAD) |
209 | # define SSL3_RT_MAX_PACKET_SIZE \ |
210 | (SSL3_RT_MAX_ENCRYPTED_LENGTH+SSL3_RT_HEADER_LENGTH) |
211 | |
212 | # define SSL3_MD_CLIENT_FINISHED_CONST "\x43\x4C\x4E\x54" |
213 | # define SSL3_MD_SERVER_FINISHED_CONST "\x53\x52\x56\x52" |
214 | |
215 | /* SSL3_VERSION is defined in prov_ssl.h */ |
216 | # define SSL3_VERSION_MAJOR 0x03 |
217 | # define SSL3_VERSION_MINOR 0x00 |
218 | |
219 | # define SSL3_RT_CHANGE_CIPHER_SPEC 20 |
220 | # define SSL3_RT_ALERT 21 |
221 | # define SSL3_RT_HANDSHAKE 22 |
222 | # define SSL3_RT_APPLICATION_DATA 23 |
223 | |
224 | /* Pseudo content types to indicate additional parameters */ |
225 | # define TLS1_RT_CRYPTO 0x1000 |
226 | # define TLS1_RT_CRYPTO_PREMASTER (TLS1_RT_CRYPTO | 0x1) |
227 | # define TLS1_RT_CRYPTO_CLIENT_RANDOM (TLS1_RT_CRYPTO | 0x2) |
228 | # define TLS1_RT_CRYPTO_SERVER_RANDOM (TLS1_RT_CRYPTO | 0x3) |
229 | # define TLS1_RT_CRYPTO_MASTER (TLS1_RT_CRYPTO | 0x4) |
230 | |
231 | # define TLS1_RT_CRYPTO_READ 0x0000 |
232 | # define TLS1_RT_CRYPTO_WRITE 0x0100 |
233 | # define TLS1_RT_CRYPTO_MAC (TLS1_RT_CRYPTO | 0x5) |
234 | # define TLS1_RT_CRYPTO_KEY (TLS1_RT_CRYPTO | 0x6) |
235 | # define TLS1_RT_CRYPTO_IV (TLS1_RT_CRYPTO | 0x7) |
236 | # define TLS1_RT_CRYPTO_FIXED_IV (TLS1_RT_CRYPTO | 0x8) |
237 | |
238 | /* Pseudo content types for SSL/TLS header info */ |
239 | # define 0x100 |
240 | # define SSL3_RT_INNER_CONTENT_TYPE 0x101 |
241 | |
242 | # define SSL3_AL_WARNING 1 |
243 | # define SSL3_AL_FATAL 2 |
244 | |
245 | # define SSL3_AD_CLOSE_NOTIFY 0 |
246 | # define SSL3_AD_UNEXPECTED_MESSAGE 10/* fatal */ |
247 | # define SSL3_AD_BAD_RECORD_MAC 20/* fatal */ |
248 | # define SSL3_AD_DECOMPRESSION_FAILURE 30/* fatal */ |
249 | # define SSL3_AD_HANDSHAKE_FAILURE 40/* fatal */ |
250 | # define SSL3_AD_NO_CERTIFICATE 41 |
251 | # define SSL3_AD_BAD_CERTIFICATE 42 |
252 | # define SSL3_AD_UNSUPPORTED_CERTIFICATE 43 |
253 | # define SSL3_AD_CERTIFICATE_REVOKED 44 |
254 | # define SSL3_AD_CERTIFICATE_EXPIRED 45 |
255 | # define SSL3_AD_CERTIFICATE_UNKNOWN 46 |
256 | # define SSL3_AD_ILLEGAL_PARAMETER 47/* fatal */ |
257 | |
258 | # define TLS1_HB_REQUEST 1 |
259 | # define TLS1_HB_RESPONSE 2 |
260 | |
261 | |
262 | # define SSL3_CT_RSA_SIGN 1 |
263 | # define SSL3_CT_DSS_SIGN 2 |
264 | # define SSL3_CT_RSA_FIXED_DH 3 |
265 | # define SSL3_CT_DSS_FIXED_DH 4 |
266 | # define SSL3_CT_RSA_EPHEMERAL_DH 5 |
267 | # define SSL3_CT_DSS_EPHEMERAL_DH 6 |
268 | # define SSL3_CT_FORTEZZA_DMS 20 |
269 | /* |
270 | * SSL3_CT_NUMBER is used to size arrays and it must be large enough to |
271 | * contain all of the cert types defined for *either* SSLv3 and TLSv1. |
272 | */ |
273 | # define SSL3_CT_NUMBER 12 |
274 | |
275 | # if defined(TLS_CT_NUMBER) |
276 | # if TLS_CT_NUMBER != SSL3_CT_NUMBER |
277 | # error "SSL/TLS CT_NUMBER values do not match" |
278 | # endif |
279 | # endif |
280 | |
281 | /* No longer used as of OpenSSL 1.1.1 */ |
282 | # define SSL3_FLAGS_NO_RENEGOTIATE_CIPHERS 0x0001 |
283 | |
284 | /* Removed from OpenSSL 1.1.0 */ |
285 | # define TLS1_FLAGS_TLS_PADDING_BUG 0x0 |
286 | |
287 | # define TLS1_FLAGS_SKIP_CERT_VERIFY 0x0010 |
288 | |
289 | /* Set if we encrypt then mac instead of usual mac then encrypt */ |
290 | # define TLS1_FLAGS_ENCRYPT_THEN_MAC_READ 0x0100 |
291 | # define TLS1_FLAGS_ENCRYPT_THEN_MAC TLS1_FLAGS_ENCRYPT_THEN_MAC_READ |
292 | |
293 | /* Set if extended master secret extension received from peer */ |
294 | # define TLS1_FLAGS_RECEIVED_EXTMS 0x0200 |
295 | |
296 | # define TLS1_FLAGS_ENCRYPT_THEN_MAC_WRITE 0x0400 |
297 | |
298 | # define TLS1_FLAGS_STATELESS 0x0800 |
299 | |
300 | /* Set if extended master secret extension required on renegotiation */ |
301 | # define TLS1_FLAGS_REQUIRED_EXTMS 0x1000 |
302 | |
303 | # define SSL3_MT_HELLO_REQUEST 0 |
304 | # define SSL3_MT_CLIENT_HELLO 1 |
305 | # define SSL3_MT_SERVER_HELLO 2 |
306 | # define SSL3_MT_NEWSESSION_TICKET 4 |
307 | # define SSL3_MT_END_OF_EARLY_DATA 5 |
308 | # define SSL3_MT_ENCRYPTED_EXTENSIONS 8 |
309 | # define SSL3_MT_CERTIFICATE 11 |
310 | # define SSL3_MT_SERVER_KEY_EXCHANGE 12 |
311 | # define SSL3_MT_CERTIFICATE_REQUEST 13 |
312 | # define SSL3_MT_SERVER_DONE 14 |
313 | # define SSL3_MT_CERTIFICATE_VERIFY 15 |
314 | # define SSL3_MT_CLIENT_KEY_EXCHANGE 16 |
315 | # define SSL3_MT_FINISHED 20 |
316 | # define SSL3_MT_CERTIFICATE_URL 21 |
317 | # define SSL3_MT_CERTIFICATE_STATUS 22 |
318 | # define SSL3_MT_SUPPLEMENTAL_DATA 23 |
319 | # define SSL3_MT_KEY_UPDATE 24 |
320 | # ifndef OPENSSL_NO_NEXTPROTONEG |
321 | # define SSL3_MT_NEXT_PROTO 67 |
322 | # endif |
323 | # define SSL3_MT_MESSAGE_HASH 254 |
324 | # define DTLS1_MT_HELLO_VERIFY_REQUEST 3 |
325 | |
326 | /* Dummy message type for handling CCS like a normal handshake message */ |
327 | # define SSL3_MT_CHANGE_CIPHER_SPEC 0x0101 |
328 | |
329 | # define SSL3_MT_CCS 1 |
330 | |
331 | /* These are used when changing over to a new cipher */ |
332 | # define SSL3_CC_READ 0x001 |
333 | # define SSL3_CC_WRITE 0x002 |
334 | # define SSL3_CC_CLIENT 0x010 |
335 | # define SSL3_CC_SERVER 0x020 |
336 | # define SSL3_CC_EARLY 0x040 |
337 | # define SSL3_CC_HANDSHAKE 0x080 |
338 | # define SSL3_CC_APPLICATION 0x100 |
339 | # define SSL3_CHANGE_CIPHER_CLIENT_WRITE (SSL3_CC_CLIENT|SSL3_CC_WRITE) |
340 | # define SSL3_CHANGE_CIPHER_SERVER_READ (SSL3_CC_SERVER|SSL3_CC_READ) |
341 | # define SSL3_CHANGE_CIPHER_CLIENT_READ (SSL3_CC_CLIENT|SSL3_CC_READ) |
342 | # define SSL3_CHANGE_CIPHER_SERVER_WRITE (SSL3_CC_SERVER|SSL3_CC_WRITE) |
343 | |
344 | #ifdef __cplusplus |
345 | } |
346 | #endif |
347 | #endif |
348 | |