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d02b48c6 | 1 | /* ssl/ssl_locl.h */ |
58964a49 | 2 | /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) |
d02b48c6 RE |
3 | * All rights reserved. |
4 | * | |
5 | * This package is an SSL implementation written | |
6 | * by Eric Young (eay@cryptsoft.com). | |
7 | * The implementation was written so as to conform with Netscapes SSL. | |
8 | * | |
9 | * This library is free for commercial and non-commercial use as long as | |
10 | * the following conditions are aheared to. The following conditions | |
11 | * apply to all code found in this distribution, be it the RC4, RSA, | |
12 | * lhash, DES, etc., code; not just the SSL code. The SSL documentation | |
13 | * included with this distribution is covered by the same copyright terms | |
14 | * except that the holder is Tim Hudson (tjh@cryptsoft.com). | |
15 | * | |
16 | * Copyright remains Eric Young's, and as such any Copyright notices in | |
17 | * the code are not to be removed. | |
18 | * If this package is used in a product, Eric Young should be given attribution | |
19 | * as the author of the parts of the library used. | |
20 | * This can be in the form of a textual message at program startup or | |
21 | * in documentation (online or textual) provided with the package. | |
22 | * | |
23 | * Redistribution and use in source and binary forms, with or without | |
24 | * modification, are permitted provided that the following conditions | |
25 | * are met: | |
26 | * 1. Redistributions of source code must retain the copyright | |
27 | * notice, this list of conditions and the following disclaimer. | |
28 | * 2. Redistributions in binary form must reproduce the above copyright | |
29 | * notice, this list of conditions and the following disclaimer in the | |
30 | * documentation and/or other materials provided with the distribution. | |
31 | * 3. All advertising materials mentioning features or use of this software | |
32 | * must display the following acknowledgement: | |
33 | * "This product includes cryptographic software written by | |
34 | * Eric Young (eay@cryptsoft.com)" | |
35 | * The word 'cryptographic' can be left out if the rouines from the library | |
36 | * being used are not cryptographic related :-). | |
37 | * 4. If you include any Windows specific code (or a derivative thereof) from | |
38 | * the apps directory (application code) you must include an acknowledgement: | |
39 | * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" | |
40 | * | |
41 | * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND | |
42 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
43 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
44 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE | |
45 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
46 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
47 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
48 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
49 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
50 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
51 | * SUCH DAMAGE. | |
52 | * | |
53 | * The licence and distribution terms for any publically available version or | |
54 | * derivative of this code cannot be changed. i.e. this code cannot simply be | |
55 | * copied and put under another distribution licence | |
56 | * [including the GNU Public Licence.] | |
57 | */ | |
5a4fbc69 | 58 | /* ==================================================================== |
52b8dad8 | 59 | * Copyright (c) 1998-2007 The OpenSSL Project. All rights reserved. |
5a4fbc69 BM |
60 | * |
61 | * Redistribution and use in source and binary forms, with or without | |
62 | * modification, are permitted provided that the following conditions | |
63 | * are met: | |
64 | * | |
65 | * 1. Redistributions of source code must retain the above copyright | |
66 | * notice, this list of conditions and the following disclaimer. | |
67 | * | |
68 | * 2. Redistributions in binary form must reproduce the above copyright | |
69 | * notice, this list of conditions and the following disclaimer in | |
70 | * the documentation and/or other materials provided with the | |
71 | * distribution. | |
72 | * | |
73 | * 3. All advertising materials mentioning features or use of this | |
74 | * software must display the following acknowledgment: | |
75 | * "This product includes software developed by the OpenSSL Project | |
76 | * for use in the OpenSSL Toolkit. (http://www.openssl.org/)" | |
77 | * | |
78 | * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to | |
79 | * endorse or promote products derived from this software without | |
80 | * prior written permission. For written permission, please contact | |
81 | * openssl-core@openssl.org. | |
82 | * | |
83 | * 5. Products derived from this software may not be called "OpenSSL" | |
84 | * nor may "OpenSSL" appear in their names without prior written | |
85 | * permission of the OpenSSL Project. | |
86 | * | |
87 | * 6. Redistributions of any form whatsoever must retain the following | |
88 | * acknowledgment: | |
89 | * "This product includes software developed by the OpenSSL Project | |
90 | * for use in the OpenSSL Toolkit (http://www.openssl.org/)" | |
91 | * | |
92 | * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY | |
93 | * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
94 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | |
95 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR | |
96 | * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
97 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT | |
98 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | |
99 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
100 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, | |
101 | * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
102 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED | |
103 | * OF THE POSSIBILITY OF SUCH DAMAGE. | |
104 | * ==================================================================== | |
105 | * | |
106 | * This product includes cryptographic software written by Eric Young | |
107 | * (eay@cryptsoft.com). This product includes software written by Tim | |
108 | * Hudson (tjh@cryptsoft.com). | |
109 | * | |
110 | */ | |
ea262260 BM |
111 | /* ==================================================================== |
112 | * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED. | |
113 | * ECC cipher suite support in OpenSSL originally developed by | |
114 | * SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project. | |
115 | */ | |
ddac1974 NL |
116 | /* ==================================================================== |
117 | * Copyright 2005 Nokia. All rights reserved. | |
118 | * | |
119 | * The portions of the attached software ("Contribution") is developed by | |
120 | * Nokia Corporation and is licensed pursuant to the OpenSSL open source | |
121 | * license. | |
122 | * | |
123 | * The Contribution, originally written by Mika Kousa and Pasi Eronen of | |
124 | * Nokia Corporation, consists of the "PSK" (Pre-Shared Key) ciphersuites | |
125 | * support (see RFC 4279) to OpenSSL. | |
126 | * | |
127 | * No patent licenses or other rights except those expressly stated in | |
128 | * the OpenSSL open source license shall be deemed granted or received | |
129 | * expressly, by implication, estoppel, or otherwise. | |
130 | * | |
131 | * No assurances are provided by Nokia that the Contribution does not | |
132 | * infringe the patent or other intellectual property rights of any third | |
133 | * party or that the license provides you with all the necessary rights | |
134 | * to make use of the Contribution. | |
135 | * | |
136 | * THE SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. IN | |
137 | * ADDITION TO THE DISCLAIMERS INCLUDED IN THE LICENSE, NOKIA | |
138 | * SPECIFICALLY DISCLAIMS ANY LIABILITY FOR CLAIMS BROUGHT BY YOU OR ANY | |
139 | * OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OR | |
140 | * OTHERWISE. | |
141 | */ | |
d02b48c6 RE |
142 | |
143 | #ifndef HEADER_SSL_LOCL_H | |
144 | #define HEADER_SSL_LOCL_H | |
145 | #include <stdlib.h> | |
146 | #include <time.h> | |
147 | #include <string.h> | |
148 | #include <errno.h> | |
149 | ||
41d2a336 | 150 | #include "e_os.h" |
d02b48c6 | 151 | |
ec577822 | 152 | #include <openssl/buffer.h> |
fceac0bc | 153 | #ifndef OPENSSL_NO_COMP |
ec577822 | 154 | #include <openssl/comp.h> |
fceac0bc | 155 | #endif |
ec577822 | 156 | #include <openssl/bio.h> |
ec577822 | 157 | #include <openssl/stack.h> |
3eeaab4b | 158 | #ifndef OPENSSL_NO_RSA |
60a938c6 | 159 | #include <openssl/rsa.h> |
3eeaab4b NL |
160 | #endif |
161 | #ifndef OPENSSL_NO_DSA | |
60a938c6 | 162 | #include <openssl/dsa.h> |
3eeaab4b | 163 | #endif |
ec577822 BM |
164 | #include <openssl/err.h> |
165 | #include <openssl/ssl.h> | |
bc36ee62 | 166 | #include <openssl/symhacks.h> |
d02b48c6 | 167 | |
26da3e65 RL |
168 | #ifdef OPENSSL_BUILD_SHLIBSSL |
169 | # undef OPENSSL_EXTERN | |
170 | # define OPENSSL_EXTERN OPENSSL_EXPORT | |
171 | #endif | |
172 | ||
7409d7ad | 173 | #undef PKCS1_CHECK |
d02b48c6 RE |
174 | |
175 | #define c2l(c,l) (l = ((unsigned long)(*((c)++))) , \ | |
176 | l|=(((unsigned long)(*((c)++)))<< 8), \ | |
177 | l|=(((unsigned long)(*((c)++)))<<16), \ | |
178 | l|=(((unsigned long)(*((c)++)))<<24)) | |
179 | ||
180 | /* NOTE - c is not incremented as per c2l */ | |
181 | #define c2ln(c,l1,l2,n) { \ | |
182 | c+=n; \ | |
183 | l1=l2=0; \ | |
184 | switch (n) { \ | |
185 | case 8: l2 =((unsigned long)(*(--(c))))<<24; \ | |
186 | case 7: l2|=((unsigned long)(*(--(c))))<<16; \ | |
187 | case 6: l2|=((unsigned long)(*(--(c))))<< 8; \ | |
188 | case 5: l2|=((unsigned long)(*(--(c)))); \ | |
189 | case 4: l1 =((unsigned long)(*(--(c))))<<24; \ | |
190 | case 3: l1|=((unsigned long)(*(--(c))))<<16; \ | |
191 | case 2: l1|=((unsigned long)(*(--(c))))<< 8; \ | |
192 | case 1: l1|=((unsigned long)(*(--(c)))); \ | |
193 | } \ | |
194 | } | |
195 | ||
196 | #define l2c(l,c) (*((c)++)=(unsigned char)(((l) )&0xff), \ | |
197 | *((c)++)=(unsigned char)(((l)>> 8)&0xff), \ | |
198 | *((c)++)=(unsigned char)(((l)>>16)&0xff), \ | |
199 | *((c)++)=(unsigned char)(((l)>>24)&0xff)) | |
200 | ||
201 | #define n2l(c,l) (l =((unsigned long)(*((c)++)))<<24, \ | |
202 | l|=((unsigned long)(*((c)++)))<<16, \ | |
203 | l|=((unsigned long)(*((c)++)))<< 8, \ | |
204 | l|=((unsigned long)(*((c)++)))) | |
205 | ||
206 | #define l2n(l,c) (*((c)++)=(unsigned char)(((l)>>24)&0xff), \ | |
207 | *((c)++)=(unsigned char)(((l)>>16)&0xff), \ | |
208 | *((c)++)=(unsigned char)(((l)>> 8)&0xff), \ | |
209 | *((c)++)=(unsigned char)(((l) )&0xff)) | |
210 | ||
36d16f8e BL |
211 | #define l2n6(l,c) (*((c)++)=(unsigned char)(((l)>>40)&0xff), \ |
212 | *((c)++)=(unsigned char)(((l)>>32)&0xff), \ | |
213 | *((c)++)=(unsigned char)(((l)>>24)&0xff), \ | |
214 | *((c)++)=(unsigned char)(((l)>>16)&0xff), \ | |
215 | *((c)++)=(unsigned char)(((l)>> 8)&0xff), \ | |
216 | *((c)++)=(unsigned char)(((l) )&0xff)) | |
217 | ||
6c61726b DSH |
218 | #define n2l6(c,l) (l =((BN_ULLONG)(*((c)++)))<<40, \ |
219 | l|=((BN_ULLONG)(*((c)++)))<<32, \ | |
220 | l|=((BN_ULLONG)(*((c)++)))<<24, \ | |
221 | l|=((BN_ULLONG)(*((c)++)))<<16, \ | |
222 | l|=((BN_ULLONG)(*((c)++)))<< 8, \ | |
223 | l|=((BN_ULLONG)(*((c)++)))) | |
36d16f8e | 224 | |
d02b48c6 RE |
225 | /* NOTE - c is not incremented as per l2c */ |
226 | #define l2cn(l1,l2,c,n) { \ | |
227 | c+=n; \ | |
228 | switch (n) { \ | |
229 | case 8: *(--(c))=(unsigned char)(((l2)>>24)&0xff); \ | |
230 | case 7: *(--(c))=(unsigned char)(((l2)>>16)&0xff); \ | |
231 | case 6: *(--(c))=(unsigned char)(((l2)>> 8)&0xff); \ | |
232 | case 5: *(--(c))=(unsigned char)(((l2) )&0xff); \ | |
233 | case 4: *(--(c))=(unsigned char)(((l1)>>24)&0xff); \ | |
234 | case 3: *(--(c))=(unsigned char)(((l1)>>16)&0xff); \ | |
235 | case 2: *(--(c))=(unsigned char)(((l1)>> 8)&0xff); \ | |
236 | case 1: *(--(c))=(unsigned char)(((l1) )&0xff); \ | |
237 | } \ | |
238 | } | |
239 | ||
dfeab068 RE |
240 | #define n2s(c,s) ((s=(((unsigned int)(c[0]))<< 8)| \ |
241 | (((unsigned int)(c[1])) )),c+=2) | |
242 | #define s2n(s,c) ((c[0]=(unsigned char)(((s)>> 8)&0xff), \ | |
243 | c[1]=(unsigned char)(((s) )&0xff)),c+=2) | |
d02b48c6 | 244 | |
dfeab068 RE |
245 | #define n2l3(c,l) ((l =(((unsigned long)(c[0]))<<16)| \ |
246 | (((unsigned long)(c[1]))<< 8)| \ | |
247 | (((unsigned long)(c[2])) )),c+=3) | |
d02b48c6 | 248 | |
dfeab068 RE |
249 | #define l2n3(l,c) ((c[0]=(unsigned char)(((l)>>16)&0xff), \ |
250 | c[1]=(unsigned char)(((l)>> 8)&0xff), \ | |
251 | c[2]=(unsigned char)(((l) )&0xff)),c+=3) | |
d02b48c6 RE |
252 | |
253 | /* LOCAL STUFF */ | |
254 | ||
255 | #define SSL_DECRYPT 0 | |
256 | #define SSL_ENCRYPT 1 | |
257 | ||
258 | #define TWO_BYTE_BIT 0x80 | |
259 | #define SEC_ESC_BIT 0x40 | |
260 | #define TWO_BYTE_MASK 0x7fff | |
261 | #define THREE_BYTE_MASK 0x3fff | |
262 | ||
263 | #define INC32(a) ((a)=((a)+1)&0xffffffffL) | |
264 | #define DEC32(a) ((a)=((a)-1)&0xffffffffL) | |
265 | #define MAX_MAC_SIZE 20 /* up from 16 for SSLv3 */ | |
266 | ||
018e57c7 DSH |
267 | /* |
268 | * Define the Bitmasks for SSL_CIPHER.algorithms. | |
269 | * This bits are used packed as dense as possible. If new methods/ciphers | |
270 | * etc will be added, the bits a likely to change, so this information | |
271 | * is for internal library use only, even though SSL_CIPHER.algorithms | |
272 | * can be publicly accessed. | |
273 | * Use the according functions for cipher management instead. | |
274 | * | |
657e60fa | 275 | * The bit mask handling in the selection and sorting scheme in |
018e57c7 | 276 | * ssl_create_cipher_list() has only limited capabilities, reflecting |
657e60fa | 277 | * that the different entities within are mutually exclusive: |
018e57c7 DSH |
278 | * ONLY ONE BIT PER MASK CAN BE SET AT A TIME. |
279 | */ | |
52b8dad8 BM |
280 | |
281 | /* Bits for algorithm_mkey (key exchange algorithm) */ | |
d02b48c6 | 282 | #define SSL_kRSA 0x00000001L /* RSA key exchange */ |
89bbe14c BM |
283 | #define SSL_kDHr 0x00000002L /* DH cert, RSA CA cert */ /* no such ciphersuites supported! */ |
284 | #define SSL_kDHd 0x00000004L /* DH cert, DSA CA cert */ /* no such ciphersuite supported! */ | |
285 | #define SSL_kEDH 0x00000008L /* tmp DH key no DH cert */ | |
89bbe14c BM |
286 | #define SSL_kKRB5 0x00000010L /* Kerberos5 key exchange */ |
287 | #define SSL_kECDHr 0x00000020L /* ECDH cert, RSA CA cert */ | |
288 | #define SSL_kECDHe 0x00000040L /* ECDH cert, ECDSA CA cert */ | |
89bbe14c | 289 | #define SSL_kEECDH 0x00000080L /* ephemeral ECDH */ |
52b8dad8 | 290 | #define SSL_kPSK 0x00000100L /* PSK */ |
81025661 | 291 | #define SSL_kGOST 0x00000200L /* GOST key exchange */ |
edc032b5 | 292 | #define SSL_kSRP 0x00000400L /* SRP */ |
52b8dad8 BM |
293 | |
294 | /* Bits for algorithm_auth (server authentication) */ | |
295 | #define SSL_aRSA 0x00000001L /* RSA auth */ | |
296 | #define SSL_aDSS 0x00000002L /* DSS auth */ | |
297 | #define SSL_aNULL 0x00000004L /* no auth (i.e. use ADH or AECDH) */ | |
298 | #define SSL_aDH 0x00000008L /* Fixed DH auth (kDHd or kDHr) */ /* no such ciphersuites supported! */ | |
299 | #define SSL_aECDH 0x00000010L /* Fixed ECDH auth (kECDHe or kECDHr) */ | |
300 | #define SSL_aKRB5 0x00000020L /* KRB5 auth */ | |
301 | #define SSL_aECDSA 0x00000040L /* ECDSA auth*/ | |
302 | #define SSL_aPSK 0x00000080L /* PSK auth */ | |
81025661 DSH |
303 | #define SSL_aGOST94 0x00000100L /* GOST R 34.10-94 signature auth */ |
304 | #define SSL_aGOST01 0x00000200L /* GOST R 34.10-2001 signature auth */ | |
52b8dad8 BM |
305 | |
306 | ||
307 | /* Bits for algorithm_enc (symmetric encryption) */ | |
308 | #define SSL_DES 0x00000001L | |
309 | #define SSL_3DES 0x00000002L | |
310 | #define SSL_RC4 0x00000004L | |
311 | #define SSL_RC2 0x00000008L | |
312 | #define SSL_IDEA 0x00000010L | |
313 | #define SSL_eNULL 0x00000020L | |
314 | #define SSL_AES128 0x00000040L | |
315 | #define SSL_AES256 0x00000080L | |
316 | #define SSL_CAMELLIA128 0x00000100L | |
317 | #define SSL_CAMELLIA256 0x00000200L | |
9981a51e | 318 | #define SSL_eGOST2814789CNT 0x00000400L |
96afc1cf | 319 | #define SSL_SEED 0x00000800L |
52b8dad8 BM |
320 | |
321 | #define SSL_AES (SSL_AES128|SSL_AES256) | |
322 | #define SSL_CAMELLIA (SSL_CAMELLIA128|SSL_CAMELLIA256) | |
323 | ||
324 | ||
325 | /* Bits for algorithm_mac (symmetric authentication) */ | |
326 | #define SSL_MD5 0x00000001L | |
327 | #define SSL_SHA1 0x00000002L | |
b948e2c5 DSH |
328 | #define SSL_GOST94 0x00000004L |
329 | #define SSL_GOST89MAC 0x00000008L | |
7409d7ad | 330 | #define SSL_SHA256 0x00000010L |
52b8dad8 BM |
331 | |
332 | /* Bits for algorithm_ssl (protocol version) */ | |
333 | #define SSL_SSLV2 0x00000001L | |
334 | #define SSL_SSLV3 0x00000002L | |
018e57c7 DSH |
335 | #define SSL_TLSV1 SSL_SSLV3 /* for now */ |
336 | ||
761772d7 BM |
337 | |
338 | /* Bits for algorithm2 (handshake digests and other extra flags) */ | |
81025661 DSH |
339 | |
340 | #define SSL_HANDSHAKE_MAC_MD5 0x10 | |
341 | #define SSL_HANDSHAKE_MAC_SHA 0x20 | |
342 | #define SSL_HANDSHAKE_MAC_GOST94 0x40 | |
7409d7ad | 343 | #define SSL_HANDSHAKE_MAC_SHA256 0x80 |
81025661 DSH |
344 | #define SSL_HANDSHAKE_MAC_DEFAULT (SSL_HANDSHAKE_MAC_MD5 | SSL_HANDSHAKE_MAC_SHA) |
345 | ||
81025661 DSH |
346 | /* When adding new digest in the ssl_ciph.c and increment SSM_MD_NUM_IDX |
347 | * make sure to update this constant too */ | |
7409d7ad | 348 | #define SSL_MAX_DIGEST 5 |
81025661 | 349 | |
81025661 DSH |
350 | #define TLS1_PRF_DGST_SHIFT 8 |
351 | #define TLS1_PRF_MD5 (SSL_HANDSHAKE_MAC_MD5 << TLS1_PRF_DGST_SHIFT) | |
352 | #define TLS1_PRF_SHA1 (SSL_HANDSHAKE_MAC_SHA << TLS1_PRF_DGST_SHIFT) | |
7409d7ad | 353 | #define TLS1_PRF_SHA256 (SSL_HANDSHAKE_MAC_SHA256 << TLS1_PRF_DGST_SHIFT) |
81025661 DSH |
354 | #define TLS1_PRF_GOST94 (SSL_HANDSHAKE_MAC_GOST94 << TLS1_PRF_DGST_SHIFT) |
355 | #define TLS1_PRF (TLS1_PRF_MD5 | TLS1_PRF_SHA1) | |
761772d7 BM |
356 | |
357 | /* Stream MAC for GOST ciphersuites from cryptopro draft | |
358 | * (currently this also goes into algorithm2) */ | |
359 | #define TLS1_STREAM_MAC 0x04 | |
360 | ||
361 | ||
362 | ||
018e57c7 | 363 | /* |
657e60fa | 364 | * Export and cipher strength information. For each cipher we have to decide |
018e57c7 DSH |
365 | * whether it is exportable or not. This information is likely to change |
366 | * over time, since the export control rules are no static technical issue. | |
367 | * | |
368 | * Independent of the export flag the cipher strength is sorted into classes. | |
369 | * SSL_EXP40 was denoting the 40bit US export limit of past times, which now | |
370 | * is at 56bit (SSL_EXP56). If the exportable cipher class is going to change | |
657e60fa | 371 | * again (eg. to 64bit) the use of "SSL_EXP*" becomes blurred even more, |
018e57c7 DSH |
372 | * since SSL_EXP64 could be similar to SSL_LOW. |
373 | * For this reason SSL_MICRO and SSL_MINI macros are included to widen the | |
374 | * namespace of SSL_LOW-SSL_HIGH to lower values. As development of speed | |
375 | * and ciphers goes, another extension to SSL_SUPER and/or SSL_ULTRA would | |
376 | * be possible. | |
377 | */ | |
378 | #define SSL_EXP_MASK 0x00000003L | |
3ad74edc | 379 | #define SSL_STRONG_MASK 0x000001fcL |
52b8dad8 | 380 | |
018e57c7 DSH |
381 | #define SSL_NOT_EXP 0x00000001L |
382 | #define SSL_EXPORT 0x00000002L | |
383 | ||
063a8905 LJ |
384 | #define SSL_STRONG_NONE 0x00000004L |
385 | #define SSL_EXP40 0x00000008L | |
018e57c7 | 386 | #define SSL_MICRO (SSL_EXP40) |
063a8905 | 387 | #define SSL_EXP56 0x00000010L |
018e57c7 | 388 | #define SSL_MINI (SSL_EXP56) |
063a8905 LJ |
389 | #define SSL_LOW 0x00000020L |
390 | #define SSL_MEDIUM 0x00000040L | |
391 | #define SSL_HIGH 0x00000080L | |
3ad74edc | 392 | #define SSL_FIPS 0x00000100L |
018e57c7 | 393 | |
96562f2f | 394 | /* we have used 000001ff - 23 bits left to go */ |
018e57c7 DSH |
395 | |
396 | /* | |
397 | * Macros to check the export status and cipher strength for export ciphers. | |
398 | * Even though the macros for EXPORT and EXPORT40/56 have similar names, | |
399 | * their meaning is different: | |
400 | * *_EXPORT macros check the 'exportable' status. | |
401 | * *_EXPORT40/56 macros are used to check whether a certain cipher strength | |
402 | * is given. | |
403 | * Since the SSL_IS_EXPORT* and SSL_EXPORT* macros depend on the correct | |
404 | * algorithm structure element to be passed (algorithms, algo_strength) and no | |
405 | * typechecking can be done as they are all of type unsigned long, their | |
406 | * direct usage is discouraged. | |
407 | * Use the SSL_C_* macros instead. | |
408 | */ | |
409 | #define SSL_IS_EXPORT(a) ((a)&SSL_EXPORT) | |
410 | #define SSL_IS_EXPORT56(a) ((a)&SSL_EXP56) | |
411 | #define SSL_IS_EXPORT40(a) ((a)&SSL_EXP40) | |
412 | #define SSL_C_IS_EXPORT(c) SSL_IS_EXPORT((c)->algo_strength) | |
413 | #define SSL_C_IS_EXPORT56(c) SSL_IS_EXPORT56((c)->algo_strength) | |
414 | #define SSL_C_IS_EXPORT40(c) SSL_IS_EXPORT40((c)->algo_strength) | |
415 | ||
416 | #define SSL_EXPORT_KEYLENGTH(a,s) (SSL_IS_EXPORT40(s) ? 5 : \ | |
52b8dad8 | 417 | (a) == SSL_DES ? 8 : 7) |
06ab81f9 | 418 | #define SSL_EXPORT_PKEYLENGTH(a) (SSL_IS_EXPORT40(a) ? 512 : 1024) |
52b8dad8 | 419 | #define SSL_C_EXPORT_KEYLENGTH(c) SSL_EXPORT_KEYLENGTH((c)->algorithm_enc, \ |
018e57c7 DSH |
420 | (c)->algo_strength) |
421 | #define SSL_C_EXPORT_PKEYLENGTH(c) SSL_EXPORT_PKEYLENGTH((c)->algo_strength) | |
d02b48c6 | 422 | |
d02b48c6 | 423 | |
52b8dad8 | 424 | |
d02b48c6 RE |
425 | |
426 | /* Mostly for SSLv3 */ | |
427 | #define SSL_PKEY_RSA_ENC 0 | |
428 | #define SSL_PKEY_RSA_SIGN 1 | |
429 | #define SSL_PKEY_DSA_SIGN 2 | |
430 | #define SSL_PKEY_DH_RSA 3 | |
431 | #define SSL_PKEY_DH_DSA 4 | |
ea262260 | 432 | #define SSL_PKEY_ECC 5 |
81025661 DSH |
433 | #define SSL_PKEY_GOST94 6 |
434 | #define SSL_PKEY_GOST01 7 | |
435 | #define SSL_PKEY_NUM 8 | |
d02b48c6 RE |
436 | |
437 | /* SSL_kRSA <- RSA_ENC | (RSA_TMP & RSA_SIGN) | | |
438 | * <- (EXPORT & (RSA_ENC | RSA_TMP) & RSA_SIGN) | |
439 | * SSL_kDH <- DH_ENC & (RSA_ENC | RSA_SIGN | DSA_SIGN) | |
440 | * SSL_kEDH <- RSA_ENC | RSA_SIGN | DSA_SIGN | |
441 | * SSL_aRSA <- RSA_ENC | RSA_SIGN | |
442 | * SSL_aDSS <- DSA_SIGN | |
443 | */ | |
444 | ||
445 | /* | |
446 | #define CERT_INVALID 0 | |
447 | #define CERT_PUBLIC_KEY 1 | |
448 | #define CERT_PRIVATE_KEY 2 | |
449 | */ | |
450 | ||
ea262260 BM |
451 | #ifndef OPENSSL_NO_EC |
452 | /* From ECC-TLS draft, used in encoding the curve type in | |
453 | * ECParameters | |
454 | */ | |
455 | #define EXPLICIT_PRIME_CURVE_TYPE 1 | |
456 | #define EXPLICIT_CHAR2_CURVE_TYPE 2 | |
457 | #define NAMED_CURVE_TYPE 3 | |
458 | #endif /* OPENSSL_NO_EC */ | |
459 | ||
d02b48c6 RE |
460 | typedef struct cert_pkey_st |
461 | { | |
462 | X509 *x509; | |
d02b48c6 | 463 | EVP_PKEY *privatekey; |
6b7be581 DSH |
464 | /* Digest to use when signing */ |
465 | const EVP_MD *digest; | |
d02b48c6 RE |
466 | } CERT_PKEY; |
467 | ||
468 | typedef struct cert_st | |
469 | { | |
d02b48c6 | 470 | /* Current active set */ |
ca8e5b9b | 471 | CERT_PKEY *key; /* ALWAYS points to an element of the pkeys array |
a2a01589 BM |
472 | * Probably it would make more sense to store |
473 | * an index, not a pointer. */ | |
018e57c7 | 474 | |
d02b48c6 RE |
475 | /* The following masks are for the key and auth |
476 | * algorithms that are supported by the certs below */ | |
477 | int valid; | |
52b8dad8 BM |
478 | unsigned long mask_k; |
479 | unsigned long mask_a; | |
480 | unsigned long export_mask_k; | |
481 | unsigned long export_mask_a; | |
bc36ee62 | 482 | #ifndef OPENSSL_NO_RSA |
d02b48c6 | 483 | RSA *rsa_tmp; |
df63a389 | 484 | RSA *(*rsa_tmp_cb)(SSL *ssl,int is_export,int keysize); |
79df9d62 | 485 | #endif |
bc36ee62 | 486 | #ifndef OPENSSL_NO_DH |
d02b48c6 | 487 | DH *dh_tmp; |
df63a389 | 488 | DH *(*dh_tmp_cb)(SSL *ssl,int is_export,int keysize); |
79df9d62 | 489 | #endif |
ea262260 BM |
490 | #ifndef OPENSSL_NO_ECDH |
491 | EC_KEY *ecdh_tmp; | |
492 | /* Callback for generating ephemeral ECDH keys */ | |
493 | EC_KEY *(*ecdh_tmp_cb)(SSL *ssl,int is_export,int keysize); | |
494 | #endif | |
8450bddf | 495 | |
d02b48c6 RE |
496 | CERT_PKEY pkeys[SSL_PKEY_NUM]; |
497 | ||
8d111f4a | 498 | int references; /* >1 only if SSL_copy_session_id is used */ |
d02b48c6 RE |
499 | } CERT; |
500 | ||
8450bddf | 501 | |
8450bddf | 502 | typedef struct sess_cert_st |
b56bce4f BM |
503 | { |
504 | STACK_OF(X509) *cert_chain; /* as received from peer (not for SSL2) */ | |
505 | ||
506 | /* The 'peer_...' members are used only by clients. */ | |
507 | int peer_cert_type; | |
508 | ||
509 | CERT_PKEY *peer_key; /* points to an element of peer_pkeys (never NULL!) */ | |
510 | CERT_PKEY peer_pkeys[SSL_PKEY_NUM]; | |
511 | /* Obviously we don't have the private keys of these, | |
512 | * so maybe we shouldn't even use the CERT_PKEY type here. */ | |
513 | ||
bc36ee62 | 514 | #ifndef OPENSSL_NO_RSA |
b56bce4f BM |
515 | RSA *peer_rsa_tmp; /* not used for SSL 2 */ |
516 | #endif | |
bc36ee62 | 517 | #ifndef OPENSSL_NO_DH |
b56bce4f | 518 | DH *peer_dh_tmp; /* not used for SSL 2 */ |
8450bddf | 519 | #endif |
ea262260 BM |
520 | #ifndef OPENSSL_NO_ECDH |
521 | EC_KEY *peer_ecdh_tmp; | |
522 | #endif | |
8450bddf | 523 | |
b56bce4f BM |
524 | int references; /* actually always 1 at the moment */ |
525 | } SESS_CERT; | |
526 | ||
8450bddf | 527 | |
d02b48c6 RE |
528 | /*#define MAC_DEBUG */ |
529 | ||
530 | /*#define ERR_DEBUG */ | |
531 | /*#define ABORT_DEBUG */ | |
532 | /*#define PKT_DEBUG 1 */ | |
533 | /*#define DES_DEBUG */ | |
534 | /*#define DES_OFB_DEBUG */ | |
535 | /*#define SSL_DEBUG */ | |
536 | /*#define RSA_DEBUG */ | |
537 | /*#define IDEA_DEBUG */ | |
538 | ||
d02b48c6 | 539 | #define FP_ICC (int (*)(const void *,const void *)) |
d02b48c6 RE |
540 | #define ssl_put_cipher_by_char(ssl,ciph,ptr) \ |
541 | ((ssl)->method->put_cipher_by_char((ciph),(ptr))) | |
542 | #define ssl_get_cipher_by_char(ssl,ptr) \ | |
543 | ((ssl)->method->get_cipher_by_char(ptr)) | |
544 | ||
58964a49 RE |
545 | /* This is for the SSLv3/TLSv1.0 differences in crypto/hash stuff |
546 | * It is a bit of a mess of functions, but hell, think of it as | |
657e60fa | 547 | * an opaque structure :-) */ |
58964a49 RE |
548 | typedef struct ssl3_enc_method |
549 | { | |
245206ea BM |
550 | int (*enc)(SSL *, int); |
551 | int (*mac)(SSL *, unsigned char *, int); | |
552 | int (*setup_key_block)(SSL *); | |
553 | int (*generate_master_secret)(SSL *, unsigned char *, unsigned char *, int); | |
554 | int (*change_cipher_state)(SSL *, int); | |
81025661 | 555 | int (*final_finish_mac)(SSL *, const char *, int, unsigned char *); |
58964a49 | 556 | int finish_mac_length; |
81025661 | 557 | int (*cert_verify_mac)(SSL *, int, unsigned char *); |
c44f7540 BM |
558 | const char *client_finished_label; |
559 | int client_finished_label_len; | |
560 | const char *server_finished_label; | |
561 | int server_finished_label_len; | |
245206ea | 562 | int (*alert_value)(int); |
58964a49 RE |
563 | } SSL3_ENC_METHOD; |
564 | ||
fceac0bc | 565 | #ifndef OPENSSL_NO_COMP |
651d0aff | 566 | /* Used for holding the relevant compression methods loaded into SSL_CTX */ |
dfeab068 RE |
567 | typedef struct ssl3_comp_st |
568 | { | |
657e60fa | 569 | int comp_id; /* The identifier byte for this compression type */ |
dfeab068 RE |
570 | char *name; /* Text name used for the compression type */ |
571 | COMP_METHOD *method; /* The method :-) */ | |
572 | } SSL3_COMP; | |
fceac0bc | 573 | #endif |
dfeab068 | 574 | |
474b3b1c | 575 | #ifndef OPENSSL_NO_BUF_FREELISTS |
8671b898 BL |
576 | typedef struct ssl3_buf_freelist_st |
577 | { | |
578 | size_t chunklen; | |
45d3767d | 579 | unsigned int len; |
8671b898 BL |
580 | struct ssl3_buf_freelist_entry_st *head; |
581 | } SSL3_BUF_FREELIST; | |
582 | ||
583 | typedef struct ssl3_buf_freelist_entry_st | |
584 | { | |
585 | struct ssl3_buf_freelist_entry_st *next; | |
586 | } SSL3_BUF_FREELIST_ENTRY; | |
587 | #endif | |
588 | ||
3ed449e9 | 589 | extern SSL3_ENC_METHOD ssl3_undef_enc_method; |
babb3798 | 590 | OPENSSL_EXTERN const SSL_CIPHER ssl2_ciphers[]; |
3398f6cc | 591 | OPENSSL_EXTERN SSL_CIPHER ssl3_ciphers[]; |
7d7d2cbc | 592 | |
d02b48c6 RE |
593 | |
594 | SSL_METHOD *ssl_bad_method(int ver); | |
d02b48c6 | 595 | |
f3b656b2 DSH |
596 | extern SSL3_ENC_METHOD TLSv1_enc_data; |
597 | extern SSL3_ENC_METHOD SSLv3_enc_data; | |
598 | extern SSL3_ENC_METHOD DTLSv1_enc_data; | |
599 | ||
637f374a DSH |
600 | #define IMPLEMENT_tls_meth_func(version, func_name, s_accept, s_connect, \ |
601 | s_get_meth) \ | |
4ebb342f | 602 | const SSL_METHOD *func_name(void) \ |
f3b656b2 | 603 | { \ |
4ebb342f | 604 | static const SSL_METHOD func_name##_data= { \ |
637f374a | 605 | version, \ |
f3b656b2 DSH |
606 | tls1_new, \ |
607 | tls1_clear, \ | |
608 | tls1_free, \ | |
609 | s_accept, \ | |
610 | s_connect, \ | |
611 | ssl3_read, \ | |
612 | ssl3_peek, \ | |
613 | ssl3_write, \ | |
614 | ssl3_shutdown, \ | |
615 | ssl3_renegotiate, \ | |
616 | ssl3_renegotiate_check, \ | |
617 | ssl3_get_message, \ | |
618 | ssl3_read_bytes, \ | |
619 | ssl3_write_bytes, \ | |
620 | ssl3_dispatch_alert, \ | |
621 | ssl3_ctrl, \ | |
622 | ssl3_ctx_ctrl, \ | |
623 | ssl3_get_cipher_by_char, \ | |
624 | ssl3_put_cipher_by_char, \ | |
625 | ssl3_pending, \ | |
626 | ssl3_num_ciphers, \ | |
627 | ssl3_get_cipher, \ | |
628 | s_get_meth, \ | |
629 | tls1_default_timeout, \ | |
630 | &TLSv1_enc_data, \ | |
631 | ssl_undefined_void_function, \ | |
632 | ssl3_callback_ctrl, \ | |
633 | ssl3_ctx_callback_ctrl, \ | |
634 | }; \ | |
635 | return &func_name##_data; \ | |
636 | } | |
637 | ||
638 | #define IMPLEMENT_ssl3_meth_func(func_name, s_accept, s_connect, s_get_meth) \ | |
4ebb342f | 639 | const SSL_METHOD *func_name(void) \ |
f3b656b2 | 640 | { \ |
4ebb342f | 641 | static const SSL_METHOD func_name##_data= { \ |
f3b656b2 DSH |
642 | SSL3_VERSION, \ |
643 | ssl3_new, \ | |
644 | ssl3_clear, \ | |
645 | ssl3_free, \ | |
646 | s_accept, \ | |
647 | s_connect, \ | |
648 | ssl3_read, \ | |
649 | ssl3_peek, \ | |
650 | ssl3_write, \ | |
651 | ssl3_shutdown, \ | |
652 | ssl3_renegotiate, \ | |
653 | ssl3_renegotiate_check, \ | |
654 | ssl3_get_message, \ | |
655 | ssl3_read_bytes, \ | |
656 | ssl3_write_bytes, \ | |
657 | ssl3_dispatch_alert, \ | |
658 | ssl3_ctrl, \ | |
659 | ssl3_ctx_ctrl, \ | |
660 | ssl3_get_cipher_by_char, \ | |
661 | ssl3_put_cipher_by_char, \ | |
662 | ssl3_pending, \ | |
663 | ssl3_num_ciphers, \ | |
664 | ssl3_get_cipher, \ | |
665 | s_get_meth, \ | |
666 | ssl3_default_timeout, \ | |
667 | &SSLv3_enc_data, \ | |
668 | ssl_undefined_void_function, \ | |
669 | ssl3_callback_ctrl, \ | |
670 | ssl3_ctx_callback_ctrl, \ | |
671 | }; \ | |
672 | return &func_name##_data; \ | |
673 | } | |
674 | ||
675 | #define IMPLEMENT_ssl23_meth_func(func_name, s_accept, s_connect, s_get_meth) \ | |
4ebb342f | 676 | const SSL_METHOD *func_name(void) \ |
f3b656b2 | 677 | { \ |
4ebb342f | 678 | static const SSL_METHOD func_name##_data= { \ |
7409d7ad | 679 | TLS1_2_VERSION, \ |
f3b656b2 DSH |
680 | tls1_new, \ |
681 | tls1_clear, \ | |
682 | tls1_free, \ | |
683 | s_accept, \ | |
684 | s_connect, \ | |
685 | ssl23_read, \ | |
686 | ssl23_peek, \ | |
687 | ssl23_write, \ | |
688 | ssl_undefined_function, \ | |
689 | ssl_undefined_function, \ | |
690 | ssl_ok, \ | |
691 | ssl3_get_message, \ | |
692 | ssl3_read_bytes, \ | |
693 | ssl3_write_bytes, \ | |
694 | ssl3_dispatch_alert, \ | |
695 | ssl3_ctrl, \ | |
696 | ssl3_ctx_ctrl, \ | |
697 | ssl23_get_cipher_by_char, \ | |
698 | ssl23_put_cipher_by_char, \ | |
699 | ssl_undefined_const_function, \ | |
700 | ssl23_num_ciphers, \ | |
701 | ssl23_get_cipher, \ | |
702 | s_get_meth, \ | |
703 | ssl23_default_timeout, \ | |
704 | &ssl3_undef_enc_method, \ | |
705 | ssl_undefined_void_function, \ | |
706 | ssl3_callback_ctrl, \ | |
707 | ssl3_ctx_callback_ctrl, \ | |
708 | }; \ | |
709 | return &func_name##_data; \ | |
710 | } | |
711 | ||
712 | #define IMPLEMENT_ssl2_meth_func(func_name, s_accept, s_connect, s_get_meth) \ | |
4ebb342f | 713 | const SSL_METHOD *func_name(void) \ |
f3b656b2 | 714 | { \ |
4ebb342f | 715 | static const SSL_METHOD func_name##_data= { \ |
f3b656b2 DSH |
716 | SSL2_VERSION, \ |
717 | ssl2_new, /* local */ \ | |
718 | ssl2_clear, /* local */ \ | |
719 | ssl2_free, /* local */ \ | |
720 | s_accept, \ | |
721 | s_connect, \ | |
722 | ssl2_read, \ | |
723 | ssl2_peek, \ | |
724 | ssl2_write, \ | |
725 | ssl2_shutdown, \ | |
726 | ssl_ok, /* NULL - renegotiate */ \ | |
727 | ssl_ok, /* NULL - check renegotiate */ \ | |
728 | NULL, /* NULL - ssl_get_message */ \ | |
729 | NULL, /* NULL - ssl_get_record */ \ | |
730 | NULL, /* NULL - ssl_write_bytes */ \ | |
731 | NULL, /* NULL - dispatch_alert */ \ | |
732 | ssl2_ctrl, /* local */ \ | |
733 | ssl2_ctx_ctrl, /* local */ \ | |
734 | ssl2_get_cipher_by_char, \ | |
735 | ssl2_put_cipher_by_char, \ | |
736 | ssl2_pending, \ | |
737 | ssl2_num_ciphers, \ | |
738 | ssl2_get_cipher, \ | |
739 | s_get_meth, \ | |
740 | ssl2_default_timeout, \ | |
741 | &ssl3_undef_enc_method, \ | |
742 | ssl_undefined_void_function, \ | |
743 | ssl2_callback_ctrl, /* local */ \ | |
744 | ssl2_ctx_callback_ctrl, /* local */ \ | |
745 | }; \ | |
746 | return &func_name##_data; \ | |
747 | } | |
748 | ||
749 | #define IMPLEMENT_dtls1_meth_func(func_name, s_accept, s_connect, s_get_meth) \ | |
4ebb342f | 750 | const SSL_METHOD *func_name(void) \ |
f3b656b2 | 751 | { \ |
4ebb342f | 752 | static const SSL_METHOD func_name##_data= { \ |
f3b656b2 DSH |
753 | DTLS1_VERSION, \ |
754 | dtls1_new, \ | |
755 | dtls1_clear, \ | |
756 | dtls1_free, \ | |
757 | s_accept, \ | |
758 | s_connect, \ | |
759 | ssl3_read, \ | |
760 | ssl3_peek, \ | |
761 | ssl3_write, \ | |
762 | ssl3_shutdown, \ | |
763 | ssl3_renegotiate, \ | |
764 | ssl3_renegotiate_check, \ | |
765 | dtls1_get_message, \ | |
766 | dtls1_read_bytes, \ | |
767 | dtls1_write_app_data_bytes, \ | |
768 | dtls1_dispatch_alert, \ | |
b972fbaa | 769 | dtls1_ctrl, \ |
f3b656b2 DSH |
770 | ssl3_ctx_ctrl, \ |
771 | ssl3_get_cipher_by_char, \ | |
772 | ssl3_put_cipher_by_char, \ | |
773 | ssl3_pending, \ | |
774 | ssl3_num_ciphers, \ | |
5d58f1bb | 775 | dtls1_get_cipher, \ |
f3b656b2 DSH |
776 | s_get_meth, \ |
777 | dtls1_default_timeout, \ | |
778 | &DTLSv1_enc_data, \ | |
779 | ssl_undefined_void_function, \ | |
780 | ssl3_callback_ctrl, \ | |
781 | ssl3_ctx_callback_ctrl, \ | |
782 | }; \ | |
783 | return &func_name##_data; \ | |
784 | } | |
785 | ||
d02b48c6 RE |
786 | void ssl_clear_cipher_ctx(SSL *s); |
787 | int ssl_clear_bad_session(SSL *s); | |
788 | CERT *ssl_cert_new(void); | |
ca8e5b9b | 789 | CERT *ssl_cert_dup(CERT *cert); |
ca8e5b9b | 790 | int ssl_cert_inst(CERT **o); |
d02b48c6 | 791 | void ssl_cert_free(CERT *c); |
b56bce4f BM |
792 | SESS_CERT *ssl_sess_cert_new(void); |
793 | void ssl_sess_cert_free(SESS_CERT *sc); | |
794 | int ssl_set_peer_cert_type(SESS_CERT *c, int type); | |
d02b48c6 | 795 | int ssl_get_new_session(SSL *s, int session); |
6434abbf | 796 | int ssl_get_prev_session(SSL *s, unsigned char *session,int len, const unsigned char *limit); |
ccd86b68 | 797 | int ssl_cipher_id_cmp(const SSL_CIPHER *a,const SSL_CIPHER *b); |
606f6c47 | 798 | DECLARE_OBJ_BSEARCH_GLOBAL_CMP_FN(SSL_CIPHER, SSL_CIPHER, |
e19106f5 | 799 | ssl_cipher_id); |
ccd86b68 GT |
800 | int ssl_cipher_ptr_id_cmp(const SSL_CIPHER * const *ap, |
801 | const SSL_CIPHER * const *bp); | |
f73e07cf BL |
802 | STACK_OF(SSL_CIPHER) *ssl_bytes_to_cipher_list(SSL *s,unsigned char *p,int num, |
803 | STACK_OF(SSL_CIPHER) **skp); | |
c6c2e313 BM |
804 | int ssl_cipher_list_to_bytes(SSL *s,STACK_OF(SSL_CIPHER) *sk,unsigned char *p, |
805 | int (*put_cb)(const SSL_CIPHER *, unsigned char *)); | |
018e57c7 | 806 | STACK_OF(SSL_CIPHER) *ssl_create_cipher_list(const SSL_METHOD *meth, |
f73e07cf BL |
807 | STACK_OF(SSL_CIPHER) **pref, |
808 | STACK_OF(SSL_CIPHER) **sorted, | |
018e57c7 | 809 | const char *rule_str); |
d02b48c6 | 810 | void ssl_update_cache(SSL *s, int mode); |
0821bcd4 | 811 | int ssl_cipher_get_evp(const SSL_SESSION *s,const EVP_CIPHER **enc, |
b948e2c5 | 812 | const EVP_MD **md,int *mac_pkey_type,int *mac_secret_size, SSL_COMP **comp); |
81025661 | 813 | int ssl_get_handshake_digest(int i,long *mask,const EVP_MD **md); |
f73e07cf | 814 | int ssl_verify_cert_chain(SSL *s,STACK_OF(X509) *sk); |
d02b48c6 | 815 | int ssl_undefined_function(SSL *s); |
41a15c4f | 816 | int ssl_undefined_void_function(void); |
0821bcd4 | 817 | int ssl_undefined_const_function(const SSL *s); |
d02b48c6 | 818 | X509 *ssl_get_server_send_cert(SSL *); |
6b7be581 | 819 | EVP_PKEY *ssl_get_sign_pkey(SSL *s,const SSL_CIPHER *c, const EVP_MD **pmd); |
d02b48c6 | 820 | int ssl_cert_type(X509 *x,EVP_PKEY *pkey); |
babb3798 | 821 | void ssl_set_cert_masks(CERT *c, const SSL_CIPHER *cipher); |
f73e07cf | 822 | STACK_OF(SSL_CIPHER) *ssl_get_ciphers_by_id(SSL *s); |
58964a49 | 823 | int ssl_verify_alarm_type(long type); |
7f3c9036 | 824 | void ssl_load_ciphers(void); |
d02b48c6 RE |
825 | |
826 | int ssl2_enc_init(SSL *s, int client); | |
5574e0ed | 827 | int ssl2_generate_key_material(SSL *s); |
d02b48c6 RE |
828 | void ssl2_enc(SSL *s,int send_data); |
829 | void ssl2_mac(SSL *s,unsigned char *mac,int send_data); | |
babb3798 | 830 | const SSL_CIPHER *ssl2_get_cipher_by_char(const unsigned char *p); |
f06b01eb | 831 | int ssl2_put_cipher_by_char(const SSL_CIPHER *c,unsigned char *p); |
d02b48c6 RE |
832 | int ssl2_part_read(SSL *s, unsigned long f, int i); |
833 | int ssl2_do_write(SSL *s); | |
875a644a | 834 | int ssl2_set_certificate(SSL *s, int type, int len, const unsigned char *data); |
d02b48c6 RE |
835 | void ssl2_return_error(SSL *s,int reason); |
836 | void ssl2_write_error(SSL *s); | |
837 | int ssl2_num_ciphers(void); | |
babb3798 | 838 | const SSL_CIPHER *ssl2_get_cipher(unsigned int u); |
d02b48c6 RE |
839 | int ssl2_new(SSL *s); |
840 | void ssl2_free(SSL *s); | |
841 | int ssl2_accept(SSL *s); | |
842 | int ssl2_connect(SSL *s); | |
61f5b6f3 | 843 | int ssl2_read(SSL *s, void *buf, int len); |
e34cfcf7 | 844 | int ssl2_peek(SSL *s, void *buf, int len); |
61f5b6f3 | 845 | int ssl2_write(SSL *s, const void *buf, int len); |
d02b48c6 RE |
846 | int ssl2_shutdown(SSL *s); |
847 | void ssl2_clear(SSL *s); | |
a661b653 BM |
848 | long ssl2_ctrl(SSL *s,int cmd, long larg, void *parg); |
849 | long ssl2_ctx_ctrl(SSL_CTX *s,int cmd, long larg, void *parg); | |
41a15c4f BL |
850 | long ssl2_callback_ctrl(SSL *s,int cmd, void (*fp)(void)); |
851 | long ssl2_ctx_callback_ctrl(SSL_CTX *s,int cmd, void (*fp)(void)); | |
0821bcd4 | 852 | int ssl2_pending(const SSL *s); |
f3b656b2 | 853 | long ssl2_default_timeout(void ); |
d02b48c6 | 854 | |
babb3798 | 855 | const SSL_CIPHER *ssl3_get_cipher_by_char(const unsigned char *p); |
f06b01eb | 856 | int ssl3_put_cipher_by_char(const SSL_CIPHER *c,unsigned char *p); |
d02b48c6 RE |
857 | void ssl3_init_finished_mac(SSL *s); |
858 | int ssl3_send_server_certificate(SSL *s); | |
6434abbf | 859 | int ssl3_send_newsession_ticket(SSL *s); |
67c8e7f4 | 860 | int ssl3_send_cert_status(SSL *s); |
58964a49 | 861 | int ssl3_get_finished(SSL *s,int state_a,int state_b); |
d02b48c6 RE |
862 | int ssl3_setup_key_block(SSL *s); |
863 | int ssl3_send_change_cipher_spec(SSL *s,int state_a,int state_b); | |
864 | int ssl3_change_cipher_state(SSL *s,int which); | |
865 | void ssl3_cleanup_key_block(SSL *s); | |
866 | int ssl3_do_write(SSL *s,int type); | |
cc7399e7 | 867 | int ssl3_send_alert(SSL *s,int level, int desc); |
d02b48c6 RE |
868 | int ssl3_generate_master_secret(SSL *s, unsigned char *out, |
869 | unsigned char *p, int len); | |
870 | int ssl3_get_req_cert_type(SSL *s,unsigned char *p); | |
871 | long ssl3_get_message(SSL *s, int st1, int stn, int mt, long max, int *ok); | |
c44f7540 | 872 | int ssl3_send_finished(SSL *s, int a, int b, const char *sender,int slen); |
d02b48c6 | 873 | int ssl3_num_ciphers(void); |
babb3798 | 874 | const SSL_CIPHER *ssl3_get_cipher(unsigned int u); |
d02b48c6 | 875 | int ssl3_renegotiate(SSL *ssl); |
58964a49 | 876 | int ssl3_renegotiate_check(SSL *ssl); |
d02b48c6 | 877 | int ssl3_dispatch_alert(SSL *s); |
5a4fbc69 | 878 | int ssl3_read_bytes(SSL *s, int type, unsigned char *buf, int len, int peek); |
61f5b6f3 | 879 | int ssl3_write_bytes(SSL *s, int type, const void *buf, int len); |
81025661 DSH |
880 | int ssl3_final_finish_mac(SSL *s, const char *sender, int slen,unsigned char *p); |
881 | int ssl3_cert_verify_mac(SSL *s, int md_nid, unsigned char *p); | |
e778802f | 882 | void ssl3_finish_mac(SSL *s, const unsigned char *buf, int len); |
d02b48c6 | 883 | int ssl3_enc(SSL *s, int send_data); |
0eab41fb | 884 | int n_ssl3_mac(SSL *ssl, unsigned char *md, int send_data); |
81025661 | 885 | void ssl3_free_digest_list(SSL *s); |
d02b48c6 | 886 | unsigned long ssl3_output_cert_chain(SSL *s, X509 *x); |
836f9960 LJ |
887 | SSL_CIPHER *ssl3_choose_cipher(SSL *ssl,STACK_OF(SSL_CIPHER) *clnt, |
888 | STACK_OF(SSL_CIPHER) *srvr); | |
d02b48c6 | 889 | int ssl3_setup_buffers(SSL *s); |
8671b898 BL |
890 | int ssl3_setup_read_buffer(SSL *s); |
891 | int ssl3_setup_write_buffer(SSL *s); | |
892 | int ssl3_release_read_buffer(SSL *s); | |
893 | int ssl3_release_write_buffer(SSL *s); | |
6ba71a71 | 894 | int ssl3_digest_cached_records(SSL *s); |
d02b48c6 RE |
895 | int ssl3_new(SSL *s); |
896 | void ssl3_free(SSL *s); | |
897 | int ssl3_accept(SSL *s); | |
898 | int ssl3_connect(SSL *s); | |
61f5b6f3 | 899 | int ssl3_read(SSL *s, void *buf, int len); |
e34cfcf7 | 900 | int ssl3_peek(SSL *s, void *buf, int len); |
61f5b6f3 | 901 | int ssl3_write(SSL *s, const void *buf, int len); |
d02b48c6 RE |
902 | int ssl3_shutdown(SSL *s); |
903 | void ssl3_clear(SSL *s); | |
a661b653 BM |
904 | long ssl3_ctrl(SSL *s,int cmd, long larg, void *parg); |
905 | long ssl3_ctx_ctrl(SSL_CTX *s,int cmd, long larg, void *parg); | |
41a15c4f BL |
906 | long ssl3_callback_ctrl(SSL *s,int cmd, void (*fp)(void)); |
907 | long ssl3_ctx_callback_ctrl(SSL_CTX *s,int cmd, void (*fp)(void)); | |
0821bcd4 | 908 | int ssl3_pending(const SSL *s); |
d02b48c6 | 909 | |
beb056b3 BM |
910 | void ssl3_record_sequence_update(unsigned char *seq); |
911 | int ssl3_do_change_cipher_spec(SSL *ssl); | |
f3b656b2 DSH |
912 | long ssl3_default_timeout(void ); |
913 | ||
914 | int ssl23_num_ciphers(void ); | |
babb3798 | 915 | const SSL_CIPHER *ssl23_get_cipher(unsigned int u); |
f3b656b2 DSH |
916 | int ssl23_read(SSL *s, void *buf, int len); |
917 | int ssl23_peek(SSL *s, void *buf, int len); | |
918 | int ssl23_write(SSL *s, const void *buf, int len); | |
919 | int ssl23_put_cipher_by_char(const SSL_CIPHER *c, unsigned char *p); | |
babb3798 | 920 | const SSL_CIPHER *ssl23_get_cipher_by_char(const unsigned char *p); |
f3b656b2 DSH |
921 | long ssl23_default_timeout(void ); |
922 | ||
923 | long tls1_default_timeout(void); | |
36d16f8e BL |
924 | int dtls1_do_write(SSL *s,int type); |
925 | int ssl3_read_n(SSL *s, int n, int max, int extend); | |
926 | int dtls1_read_bytes(SSL *s, int type, unsigned char *buf, int len, int peek); | |
927 | int ssl3_do_compress(SSL *ssl); | |
928 | int ssl3_do_uncompress(SSL *ssl); | |
929 | int ssl3_write_pending(SSL *s, int type, const unsigned char *buf, | |
930 | unsigned int len); | |
931 | unsigned char *dtls1_set_message_header(SSL *s, | |
932 | unsigned char *p, unsigned char mt, unsigned long len, | |
933 | unsigned long frag_off, unsigned long frag_len); | |
f3b656b2 | 934 | |
36d16f8e BL |
935 | int dtls1_write_app_data_bytes(SSL *s, int type, const void *buf, int len); |
936 | int dtls1_write_bytes(SSL *s, int type, const void *buf, int len); | |
beb056b3 | 937 | |
480506bd BM |
938 | int dtls1_send_change_cipher_spec(SSL *s, int a, int b); |
939 | int dtls1_send_finished(SSL *s, int a, int b, const char *sender, int slen); | |
940 | unsigned long dtls1_output_cert_chain(SSL *s, X509 *x); | |
941 | int dtls1_read_failed(SSL *s, int code); | |
942 | int dtls1_buffer_message(SSL *s, int ccs); | |
943 | int dtls1_retransmit_message(SSL *s, unsigned short seq, | |
944 | unsigned long frag_off, int *found); | |
e5fa864f DSH |
945 | int dtls1_get_queue_priority(unsigned short seq, int is_ccs); |
946 | int dtls1_retransmit_buffered_messages(SSL *s); | |
480506bd BM |
947 | void dtls1_clear_record_buffer(SSL *s); |
948 | void dtls1_get_message_header(unsigned char *data, struct hm_header_st *msg_hdr); | |
949 | void dtls1_get_ccs_header(unsigned char *data, struct ccs_header_st *ccs_hdr); | |
950 | void dtls1_reset_seq_numbers(SSL *s, int rw); | |
f3b656b2 | 951 | long dtls1_default_timeout(void); |
eb38b26d | 952 | struct timeval* dtls1_get_timeout(SSL *s, struct timeval* timeleft); |
b972fbaa | 953 | int dtls1_handle_timeout(SSL *s); |
babb3798 | 954 | const SSL_CIPHER *dtls1_get_cipher(unsigned int u); |
9289f21b DSH |
955 | void dtls1_start_timer(SSL *s); |
956 | void dtls1_stop_timer(SSL *s); | |
957 | int dtls1_is_timer_expired(SSL *s); | |
958 | void dtls1_double_timeout(SSL *s); | |
8025e251 | 959 | int dtls1_send_newsession_ticket(SSL *s); |
480506bd BM |
960 | |
961 | /* some client-only functions */ | |
beb056b3 BM |
962 | int ssl3_client_hello(SSL *s); |
963 | int ssl3_get_server_hello(SSL *s); | |
964 | int ssl3_get_certificate_request(SSL *s); | |
6434abbf | 965 | int ssl3_get_new_session_ticket(SSL *s); |
67c8e7f4 | 966 | int ssl3_get_cert_status(SSL *s); |
beb056b3 BM |
967 | int ssl3_get_server_done(SSL *s); |
968 | int ssl3_send_client_verify(SSL *s); | |
969 | int ssl3_send_client_certificate(SSL *s); | |
368888bc | 970 | int ssl_do_client_cert_cb(SSL *s, X509 **px509, EVP_PKEY **ppkey); |
beb056b3 BM |
971 | int ssl3_send_client_key_exchange(SSL *s); |
972 | int ssl3_get_key_exchange(SSL *s); | |
973 | int ssl3_get_server_certificate(SSL *s); | |
974 | int ssl3_check_cert_and_algorithm(SSL *s); | |
8025e251 DSH |
975 | #ifndef OPENSSL_NO_TLSEXT |
976 | int ssl3_check_finished(SSL *s); | |
bf48836c | 977 | # ifndef OPENSSL_NO_NEXTPROTONEG |
ee2ffc27 BL |
978 | int ssl3_send_next_proto(SSL *s); |
979 | # endif | |
8025e251 | 980 | #endif |
beb056b3 | 981 | |
480506bd BM |
982 | int dtls1_client_hello(SSL *s); |
983 | int dtls1_send_client_certificate(SSL *s); | |
984 | int dtls1_send_client_key_exchange(SSL *s); | |
985 | int dtls1_send_client_verify(SSL *s); | |
986 | ||
987 | /* some server-only functions */ | |
beb056b3 BM |
988 | int ssl3_get_client_hello(SSL *s); |
989 | int ssl3_send_server_hello(SSL *s); | |
990 | int ssl3_send_hello_request(SSL *s); | |
991 | int ssl3_send_server_key_exchange(SSL *s); | |
992 | int ssl3_send_certificate_request(SSL *s); | |
993 | int ssl3_send_server_done(SSL *s); | |
994 | int ssl3_check_client_hello(SSL *s); | |
995 | int ssl3_get_client_certificate(SSL *s); | |
996 | int ssl3_get_client_key_exchange(SSL *s); | |
997 | int ssl3_get_cert_verify(SSL *s); | |
bf48836c | 998 | #ifndef OPENSSL_NO_NEXTPROTONEG |
ee2ffc27 BL |
999 | int ssl3_get_next_proto(SSL *s); |
1000 | #endif | |
beb056b3 | 1001 | |
480506bd BM |
1002 | int dtls1_send_hello_request(SSL *s); |
1003 | int dtls1_send_server_hello(SSL *s); | |
1004 | int dtls1_send_server_certificate(SSL *s); | |
1005 | int dtls1_send_server_key_exchange(SSL *s); | |
1006 | int dtls1_send_certificate_request(SSL *s); | |
1007 | int dtls1_send_server_done(SSL *s); | |
1008 | ||
beb056b3 | 1009 | |
36d16f8e | 1010 | |
d02b48c6 RE |
1011 | int ssl23_accept(SSL *s); |
1012 | int ssl23_connect(SSL *s); | |
1013 | int ssl23_read_bytes(SSL *s, int n); | |
1014 | int ssl23_write_bytes(SSL *s); | |
1015 | ||
58964a49 RE |
1016 | int tls1_new(SSL *s); |
1017 | void tls1_free(SSL *s); | |
1018 | void tls1_clear(SSL *s); | |
a661b653 | 1019 | long tls1_ctrl(SSL *s,int cmd, long larg, void *parg); |
41a15c4f | 1020 | long tls1_callback_ctrl(SSL *s,int cmd, void (*fp)(void)); |
58964a49 | 1021 | |
36d16f8e BL |
1022 | int dtls1_new(SSL *s); |
1023 | int dtls1_accept(SSL *s); | |
1024 | int dtls1_connect(SSL *s); | |
1025 | void dtls1_free(SSL *s); | |
1026 | void dtls1_clear(SSL *s); | |
1027 | long dtls1_ctrl(SSL *s,int cmd, long larg, void *parg); | |
36d16f8e BL |
1028 | |
1029 | long dtls1_get_message(SSL *s, int st1, int stn, int mt, long max, int *ok); | |
1030 | int dtls1_get_record(SSL *s); | |
1031 | int do_dtls1_write(SSL *s, int type, const unsigned char *buf, | |
1032 | unsigned int len, int create_empty_fragement); | |
1033 | int dtls1_dispatch_alert(SSL *s); | |
1034 | int dtls1_enc(SSL *s, int snd); | |
36d16f8e | 1035 | |
58964a49 | 1036 | int ssl_init_wbio_buffer(SSL *s, int push); |
413c4f45 | 1037 | void ssl_free_wbio_buffer(SSL *s); |
58964a49 RE |
1038 | |
1039 | int tls1_change_cipher_state(SSL *s, int which); | |
1040 | int tls1_setup_key_block(SSL *s); | |
1041 | int tls1_enc(SSL *s, int snd); | |
81025661 | 1042 | int tls1_final_finish_mac(SSL *s, |
245206ea | 1043 | const char *str, int slen, unsigned char *p); |
81025661 | 1044 | int tls1_cert_verify_mac(SSL *s, int md_nid, unsigned char *p); |
58964a49 RE |
1045 | int tls1_mac(SSL *ssl, unsigned char *md, int snd); |
1046 | int tls1_generate_master_secret(SSL *s, unsigned char *out, | |
1047 | unsigned char *p, int len); | |
1048 | int tls1_alert_code(int code); | |
1049 | int ssl3_alert_code(int code); | |
dfeab068 | 1050 | int ssl_ok(SSL *s); |
58964a49 | 1051 | |
ed3ecd80 | 1052 | #ifndef OPENSSL_NO_ECDH |
babb3798 | 1053 | int ssl_check_srvr_ecc_cert_and_alg(X509 *x, const SSL_CIPHER *cs); |
ed3ecd80 | 1054 | #endif |
41fdcfa7 | 1055 | |
f73e07cf | 1056 | SSL_COMP *ssl3_comp_find(STACK_OF(SSL_COMP) *sk, int n); |
413c4f45 | 1057 | |
33273721 BM |
1058 | #ifndef OPENSSL_NO_EC |
1059 | int tls1_ec_curve_id2nid(int curve_id); | |
1060 | int tls1_ec_nid2curve_id(int nid); | |
1061 | #endif /* OPENSSL_NO_EC */ | |
1062 | ||
ed3883d2 | 1063 | #ifndef OPENSSL_NO_TLSEXT |
f1fd4544 BM |
1064 | unsigned char *ssl_add_clienthello_tlsext(SSL *s, unsigned char *p, unsigned char *limit); |
1065 | unsigned char *ssl_add_serverhello_tlsext(SSL *s, unsigned char *p, unsigned char *limit); | |
1066 | int ssl_parse_clienthello_tlsext(SSL *s, unsigned char **data, unsigned char *d, int n, int *al); | |
1067 | int ssl_parse_serverhello_tlsext(SSL *s, unsigned char **data, unsigned char *d, int n, int *al); | |
36ca4ba6 BM |
1068 | int ssl_prepare_clienthello_tlsext(SSL *s); |
1069 | int ssl_prepare_serverhello_tlsext(SSL *s); | |
1070 | int ssl_check_clienthello_tlsext(SSL *s); | |
1071 | int ssl_check_serverhello_tlsext(SSL *s); | |
49968440 | 1072 | |
956006b7 DSH |
1073 | #ifdef OPENSSL_NO_SHA256 |
1074 | #define tlsext_tick_md EVP_sha1 | |
1075 | #else | |
1076 | #define tlsext_tick_md EVP_sha256 | |
1077 | #endif | |
6434abbf DSH |
1078 | int tls1_process_ticket(SSL *s, unsigned char *session_id, int len, |
1079 | const unsigned char *limit, SSL_SESSION **ret); | |
367eb1f1 | 1080 | #endif |
b948e2c5 DSH |
1081 | EVP_MD_CTX* ssl_replace_hash(EVP_MD_CTX **hash,const EVP_MD *md) ; |
1082 | void ssl_clear_hash_ctx(EVP_MD_CTX **hash); | |
e0e79972 DSH |
1083 | int ssl_add_serverhello_renegotiate_ext(SSL *s, unsigned char *p, int *len, |
1084 | int maxlen); | |
1085 | int ssl_parse_serverhello_renegotiate_ext(SSL *s, unsigned char *d, int len, | |
1086 | int *al); | |
1087 | int ssl_add_clienthello_renegotiate_ext(SSL *s, unsigned char *p, int *len, | |
1088 | int maxlen); | |
1089 | int ssl_parse_clienthello_renegotiate_ext(SSL *s, unsigned char *d, int len, | |
1090 | int *al); | |
7409d7ad | 1091 | long ssl_get_algorithm2(SSL *s); |
ed3883d2 | 1092 | #endif |
6b7be581 | 1093 | int tls12_get_sigandhash(unsigned char *p, EVP_PKEY *pk, const EVP_MD *md); |