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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 BM |
58 | /* ==================================================================== |
59 | * Copyright (c) 1998-2000 The OpenSSL Project. All rights reserved. | |
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 | */ | |
d02b48c6 RE |
111 | |
112 | #ifndef HEADER_SSL_LOCL_H | |
113 | #define HEADER_SSL_LOCL_H | |
114 | #include <stdlib.h> | |
115 | #include <time.h> | |
116 | #include <string.h> | |
117 | #include <errno.h> | |
118 | ||
7e701817 | 119 | #include "openssl/e_os.h" |
d02b48c6 | 120 | |
ec577822 BM |
121 | #include <openssl/buffer.h> |
122 | #include <openssl/comp.h> | |
123 | #include <openssl/bio.h> | |
124 | #include <openssl/crypto.h> | |
125 | #include <openssl/evp.h> | |
126 | #include <openssl/stack.h> | |
127 | #include <openssl/x509.h> | |
128 | #include <openssl/err.h> | |
129 | #include <openssl/ssl.h> | |
d02b48c6 | 130 | |
dfeab068 | 131 | #define PKCS1_CHECK |
d02b48c6 RE |
132 | |
133 | #define c2l(c,l) (l = ((unsigned long)(*((c)++))) , \ | |
134 | l|=(((unsigned long)(*((c)++)))<< 8), \ | |
135 | l|=(((unsigned long)(*((c)++)))<<16), \ | |
136 | l|=(((unsigned long)(*((c)++)))<<24)) | |
137 | ||
138 | /* NOTE - c is not incremented as per c2l */ | |
139 | #define c2ln(c,l1,l2,n) { \ | |
140 | c+=n; \ | |
141 | l1=l2=0; \ | |
142 | switch (n) { \ | |
143 | case 8: l2 =((unsigned long)(*(--(c))))<<24; \ | |
144 | case 7: l2|=((unsigned long)(*(--(c))))<<16; \ | |
145 | case 6: l2|=((unsigned long)(*(--(c))))<< 8; \ | |
146 | case 5: l2|=((unsigned long)(*(--(c)))); \ | |
147 | case 4: l1 =((unsigned long)(*(--(c))))<<24; \ | |
148 | case 3: l1|=((unsigned long)(*(--(c))))<<16; \ | |
149 | case 2: l1|=((unsigned long)(*(--(c))))<< 8; \ | |
150 | case 1: l1|=((unsigned long)(*(--(c)))); \ | |
151 | } \ | |
152 | } | |
153 | ||
154 | #define l2c(l,c) (*((c)++)=(unsigned char)(((l) )&0xff), \ | |
155 | *((c)++)=(unsigned char)(((l)>> 8)&0xff), \ | |
156 | *((c)++)=(unsigned char)(((l)>>16)&0xff), \ | |
157 | *((c)++)=(unsigned char)(((l)>>24)&0xff)) | |
158 | ||
159 | #define n2l(c,l) (l =((unsigned long)(*((c)++)))<<24, \ | |
160 | l|=((unsigned long)(*((c)++)))<<16, \ | |
161 | l|=((unsigned long)(*((c)++)))<< 8, \ | |
162 | l|=((unsigned long)(*((c)++)))) | |
163 | ||
164 | #define l2n(l,c) (*((c)++)=(unsigned char)(((l)>>24)&0xff), \ | |
165 | *((c)++)=(unsigned char)(((l)>>16)&0xff), \ | |
166 | *((c)++)=(unsigned char)(((l)>> 8)&0xff), \ | |
167 | *((c)++)=(unsigned char)(((l) )&0xff)) | |
168 | ||
169 | /* NOTE - c is not incremented as per l2c */ | |
170 | #define l2cn(l1,l2,c,n) { \ | |
171 | c+=n; \ | |
172 | switch (n) { \ | |
173 | case 8: *(--(c))=(unsigned char)(((l2)>>24)&0xff); \ | |
174 | case 7: *(--(c))=(unsigned char)(((l2)>>16)&0xff); \ | |
175 | case 6: *(--(c))=(unsigned char)(((l2)>> 8)&0xff); \ | |
176 | case 5: *(--(c))=(unsigned char)(((l2) )&0xff); \ | |
177 | case 4: *(--(c))=(unsigned char)(((l1)>>24)&0xff); \ | |
178 | case 3: *(--(c))=(unsigned char)(((l1)>>16)&0xff); \ | |
179 | case 2: *(--(c))=(unsigned char)(((l1)>> 8)&0xff); \ | |
180 | case 1: *(--(c))=(unsigned char)(((l1) )&0xff); \ | |
181 | } \ | |
182 | } | |
183 | ||
dfeab068 RE |
184 | #define n2s(c,s) ((s=(((unsigned int)(c[0]))<< 8)| \ |
185 | (((unsigned int)(c[1])) )),c+=2) | |
186 | #define s2n(s,c) ((c[0]=(unsigned char)(((s)>> 8)&0xff), \ | |
187 | c[1]=(unsigned char)(((s) )&0xff)),c+=2) | |
d02b48c6 | 188 | |
dfeab068 RE |
189 | #define n2l3(c,l) ((l =(((unsigned long)(c[0]))<<16)| \ |
190 | (((unsigned long)(c[1]))<< 8)| \ | |
191 | (((unsigned long)(c[2])) )),c+=3) | |
d02b48c6 | 192 | |
dfeab068 RE |
193 | #define l2n3(l,c) ((c[0]=(unsigned char)(((l)>>16)&0xff), \ |
194 | c[1]=(unsigned char)(((l)>> 8)&0xff), \ | |
195 | c[2]=(unsigned char)(((l) )&0xff)),c+=3) | |
d02b48c6 RE |
196 | |
197 | /* LOCAL STUFF */ | |
198 | ||
199 | #define SSL_DECRYPT 0 | |
200 | #define SSL_ENCRYPT 1 | |
201 | ||
202 | #define TWO_BYTE_BIT 0x80 | |
203 | #define SEC_ESC_BIT 0x40 | |
204 | #define TWO_BYTE_MASK 0x7fff | |
205 | #define THREE_BYTE_MASK 0x3fff | |
206 | ||
207 | #define INC32(a) ((a)=((a)+1)&0xffffffffL) | |
208 | #define DEC32(a) ((a)=((a)-1)&0xffffffffL) | |
209 | #define MAX_MAC_SIZE 20 /* up from 16 for SSLv3 */ | |
210 | ||
018e57c7 DSH |
211 | /* |
212 | * Define the Bitmasks for SSL_CIPHER.algorithms. | |
213 | * This bits are used packed as dense as possible. If new methods/ciphers | |
214 | * etc will be added, the bits a likely to change, so this information | |
215 | * is for internal library use only, even though SSL_CIPHER.algorithms | |
216 | * can be publicly accessed. | |
217 | * Use the according functions for cipher management instead. | |
218 | * | |
657e60fa | 219 | * The bit mask handling in the selection and sorting scheme in |
018e57c7 | 220 | * ssl_create_cipher_list() has only limited capabilities, reflecting |
657e60fa | 221 | * that the different entities within are mutually exclusive: |
018e57c7 DSH |
222 | * ONLY ONE BIT PER MASK CAN BE SET AT A TIME. |
223 | */ | |
f9b3bff6 | 224 | #define SSL_MKEY_MASK 0x0000003FL |
d02b48c6 RE |
225 | #define SSL_kRSA 0x00000001L /* RSA key exchange */ |
226 | #define SSL_kDHr 0x00000002L /* DH cert RSA CA cert */ | |
227 | #define SSL_kDHd 0x00000004L /* DH cert DSA CA cert */ | |
228 | #define SSL_kFZA 0x00000008L | |
229 | #define SSL_kEDH 0x00000010L /* tmp DH key no DH cert */ | |
f9b3bff6 | 230 | #define SSL_kKRB5 0x00000020L /* Kerberos5 key exchange */ |
d02b48c6 RE |
231 | #define SSL_EDH (SSL_kEDH|(SSL_AUTH_MASK^SSL_aNULL)) |
232 | ||
f9b3bff6 RL |
233 | #define SSL_AUTH_MASK 0x00000FC0L |
234 | #define SSL_aRSA 0x00000040L /* Authenticate with RSA */ | |
235 | #define SSL_aDSS 0x00000080L /* Authenticate with DSS */ | |
d02b48c6 | 236 | #define SSL_DSS SSL_aDSS |
f9b3bff6 RL |
237 | #define SSL_aFZA 0x00000100L |
238 | #define SSL_aNULL 0x00000200L /* no Authenticate, ADH */ | |
239 | #define SSL_aDH 0x00000400L /* no Authenticate, ADH */ | |
240 | #define SSL_aKRB5 0x00000800L /* Authenticate with KRB5 */ | |
d02b48c6 RE |
241 | |
242 | #define SSL_NULL (SSL_eNULL) | |
243 | #define SSL_ADH (SSL_kEDH|SSL_aNULL) | |
244 | #define SSL_RSA (SSL_kRSA|SSL_aRSA) | |
245 | #define SSL_DH (SSL_kDHr|SSL_kDHd|SSL_kEDH) | |
246 | #define SSL_FZA (SSL_aFZA|SSL_kFZA|SSL_eFZA) | |
f9b3bff6 RL |
247 | #define SSL_KRB5 (SSL_kKRB5|SSL_aKRB5) |
248 | ||
249 | #define SSL_ENC_MASK 0x0007F000L | |
250 | #define SSL_DES 0x00001000L | |
251 | #define SSL_3DES 0x00002000L | |
252 | #define SSL_RC4 0x00004000L | |
253 | #define SSL_RC2 0x00008000L | |
254 | #define SSL_IDEA 0x00010000L | |
255 | #define SSL_eFZA 0x00020000L | |
256 | #define SSL_eNULL 0x00040000L | |
257 | ||
258 | #define SSL_MAC_MASK 0x00180000L | |
259 | #define SSL_MD5 0x00080000L | |
260 | #define SSL_SHA1 0x00100000L | |
58964a49 | 261 | #define SSL_SHA (SSL_SHA1) |
d02b48c6 | 262 | |
f9b3bff6 RL |
263 | #define SSL_SSL_MASK 0x00600000L |
264 | #define SSL_SSLV2 0x00200000L | |
265 | #define SSL_SSLV3 0x00400000L | |
018e57c7 DSH |
266 | #define SSL_TLSV1 SSL_SSLV3 /* for now */ |
267 | ||
f9b3bff6 | 268 | /* we have used 007fffff - 9 bits left to go */ |
018e57c7 DSH |
269 | |
270 | /* | |
657e60fa | 271 | * Export and cipher strength information. For each cipher we have to decide |
018e57c7 DSH |
272 | * whether it is exportable or not. This information is likely to change |
273 | * over time, since the export control rules are no static technical issue. | |
274 | * | |
275 | * Independent of the export flag the cipher strength is sorted into classes. | |
276 | * SSL_EXP40 was denoting the 40bit US export limit of past times, which now | |
277 | * is at 56bit (SSL_EXP56). If the exportable cipher class is going to change | |
657e60fa | 278 | * again (eg. to 64bit) the use of "SSL_EXP*" becomes blurred even more, |
018e57c7 DSH |
279 | * since SSL_EXP64 could be similar to SSL_LOW. |
280 | * For this reason SSL_MICRO and SSL_MINI macros are included to widen the | |
281 | * namespace of SSL_LOW-SSL_HIGH to lower values. As development of speed | |
282 | * and ciphers goes, another extension to SSL_SUPER and/or SSL_ULTRA would | |
283 | * be possible. | |
284 | */ | |
285 | #define SSL_EXP_MASK 0x00000003L | |
286 | #define SSL_NOT_EXP 0x00000001L | |
287 | #define SSL_EXPORT 0x00000002L | |
288 | ||
289 | #define SSL_STRONG_MASK 0x0000007cL | |
290 | #define SSL_EXP40 0x00000004L | |
291 | #define SSL_MICRO (SSL_EXP40) | |
292 | #define SSL_EXP56 0x00000008L | |
293 | #define SSL_MINI (SSL_EXP56) | |
294 | #define SSL_LOW 0x00000010L | |
295 | #define SSL_MEDIUM 0x00000020L | |
296 | #define SSL_HIGH 0x00000040L | |
297 | ||
298 | /* we have used 0000007f - 25 bits left to go */ | |
299 | ||
300 | /* | |
301 | * Macros to check the export status and cipher strength for export ciphers. | |
302 | * Even though the macros for EXPORT and EXPORT40/56 have similar names, | |
303 | * their meaning is different: | |
304 | * *_EXPORT macros check the 'exportable' status. | |
305 | * *_EXPORT40/56 macros are used to check whether a certain cipher strength | |
306 | * is given. | |
307 | * Since the SSL_IS_EXPORT* and SSL_EXPORT* macros depend on the correct | |
308 | * algorithm structure element to be passed (algorithms, algo_strength) and no | |
309 | * typechecking can be done as they are all of type unsigned long, their | |
310 | * direct usage is discouraged. | |
311 | * Use the SSL_C_* macros instead. | |
312 | */ | |
313 | #define SSL_IS_EXPORT(a) ((a)&SSL_EXPORT) | |
314 | #define SSL_IS_EXPORT56(a) ((a)&SSL_EXP56) | |
315 | #define SSL_IS_EXPORT40(a) ((a)&SSL_EXP40) | |
316 | #define SSL_C_IS_EXPORT(c) SSL_IS_EXPORT((c)->algo_strength) | |
317 | #define SSL_C_IS_EXPORT56(c) SSL_IS_EXPORT56((c)->algo_strength) | |
318 | #define SSL_C_IS_EXPORT40(c) SSL_IS_EXPORT40((c)->algo_strength) | |
319 | ||
320 | #define SSL_EXPORT_KEYLENGTH(a,s) (SSL_IS_EXPORT40(s) ? 5 : \ | |
4997138a | 321 | ((a)&SSL_ENC_MASK) == SSL_DES ? 8 : 7) |
06ab81f9 | 322 | #define SSL_EXPORT_PKEYLENGTH(a) (SSL_IS_EXPORT40(a) ? 512 : 1024) |
018e57c7 DSH |
323 | #define SSL_C_EXPORT_KEYLENGTH(c) SSL_EXPORT_KEYLENGTH((c)->algorithms, \ |
324 | (c)->algo_strength) | |
325 | #define SSL_C_EXPORT_PKEYLENGTH(c) SSL_EXPORT_PKEYLENGTH((c)->algo_strength) | |
d02b48c6 | 326 | |
d02b48c6 | 327 | |
d02b48c6 RE |
328 | #define SSL_ALL 0xffffffffL |
329 | #define SSL_ALL_CIPHERS (SSL_MKEY_MASK|SSL_AUTH_MASK|SSL_ENC_MASK|\ | |
018e57c7 DSH |
330 | SSL_MAC_MASK) |
331 | #define SSL_ALL_STRENGTHS (SSL_EXP_MASK|SSL_STRONG_MASK) | |
d02b48c6 RE |
332 | |
333 | /* Mostly for SSLv3 */ | |
334 | #define SSL_PKEY_RSA_ENC 0 | |
335 | #define SSL_PKEY_RSA_SIGN 1 | |
336 | #define SSL_PKEY_DSA_SIGN 2 | |
337 | #define SSL_PKEY_DH_RSA 3 | |
338 | #define SSL_PKEY_DH_DSA 4 | |
339 | #define SSL_PKEY_NUM 5 | |
340 | ||
341 | /* SSL_kRSA <- RSA_ENC | (RSA_TMP & RSA_SIGN) | | |
342 | * <- (EXPORT & (RSA_ENC | RSA_TMP) & RSA_SIGN) | |
343 | * SSL_kDH <- DH_ENC & (RSA_ENC | RSA_SIGN | DSA_SIGN) | |
344 | * SSL_kEDH <- RSA_ENC | RSA_SIGN | DSA_SIGN | |
345 | * SSL_aRSA <- RSA_ENC | RSA_SIGN | |
346 | * SSL_aDSS <- DSA_SIGN | |
347 | */ | |
348 | ||
349 | /* | |
350 | #define CERT_INVALID 0 | |
351 | #define CERT_PUBLIC_KEY 1 | |
352 | #define CERT_PRIVATE_KEY 2 | |
353 | */ | |
354 | ||
355 | typedef struct cert_pkey_st | |
356 | { | |
357 | X509 *x509; | |
d02b48c6 RE |
358 | EVP_PKEY *privatekey; |
359 | } CERT_PKEY; | |
360 | ||
361 | typedef struct cert_st | |
362 | { | |
d02b48c6 | 363 | /* Current active set */ |
ca8e5b9b | 364 | CERT_PKEY *key; /* ALWAYS points to an element of the pkeys array |
a2a01589 BM |
365 | * Probably it would make more sense to store |
366 | * an index, not a pointer. */ | |
018e57c7 | 367 | |
d02b48c6 RE |
368 | /* The following masks are for the key and auth |
369 | * algorithms that are supported by the certs below */ | |
370 | int valid; | |
371 | unsigned long mask; | |
372 | unsigned long export_mask; | |
79df9d62 | 373 | #ifndef NO_RSA |
d02b48c6 | 374 | RSA *rsa_tmp; |
df63a389 | 375 | RSA *(*rsa_tmp_cb)(SSL *ssl,int is_export,int keysize); |
79df9d62 UM |
376 | #endif |
377 | #ifndef NO_DH | |
d02b48c6 | 378 | DH *dh_tmp; |
df63a389 | 379 | DH *(*dh_tmp_cb)(SSL *ssl,int is_export,int keysize); |
79df9d62 | 380 | #endif |
8450bddf | 381 | |
d02b48c6 RE |
382 | CERT_PKEY pkeys[SSL_PKEY_NUM]; |
383 | ||
8d111f4a | 384 | int references; /* >1 only if SSL_copy_session_id is used */ |
d02b48c6 RE |
385 | } CERT; |
386 | ||
8450bddf | 387 | |
8450bddf | 388 | typedef struct sess_cert_st |
b56bce4f BM |
389 | { |
390 | STACK_OF(X509) *cert_chain; /* as received from peer (not for SSL2) */ | |
391 | ||
392 | /* The 'peer_...' members are used only by clients. */ | |
393 | int peer_cert_type; | |
394 | ||
395 | CERT_PKEY *peer_key; /* points to an element of peer_pkeys (never NULL!) */ | |
396 | CERT_PKEY peer_pkeys[SSL_PKEY_NUM]; | |
397 | /* Obviously we don't have the private keys of these, | |
398 | * so maybe we shouldn't even use the CERT_PKEY type here. */ | |
399 | ||
400 | #ifndef NO_RSA | |
401 | RSA *peer_rsa_tmp; /* not used for SSL 2 */ | |
402 | #endif | |
403 | #ifndef NO_DH | |
404 | DH *peer_dh_tmp; /* not used for SSL 2 */ | |
8450bddf BM |
405 | #endif |
406 | ||
b56bce4f BM |
407 | int references; /* actually always 1 at the moment */ |
408 | } SESS_CERT; | |
409 | ||
8450bddf | 410 | |
d02b48c6 RE |
411 | /*#define MAC_DEBUG */ |
412 | ||
413 | /*#define ERR_DEBUG */ | |
414 | /*#define ABORT_DEBUG */ | |
415 | /*#define PKT_DEBUG 1 */ | |
416 | /*#define DES_DEBUG */ | |
417 | /*#define DES_OFB_DEBUG */ | |
418 | /*#define SSL_DEBUG */ | |
419 | /*#define RSA_DEBUG */ | |
420 | /*#define IDEA_DEBUG */ | |
421 | ||
d02b48c6 | 422 | #define FP_ICC (int (*)(const void *,const void *)) |
d02b48c6 RE |
423 | #define ssl_put_cipher_by_char(ssl,ciph,ptr) \ |
424 | ((ssl)->method->put_cipher_by_char((ciph),(ptr))) | |
425 | #define ssl_get_cipher_by_char(ssl,ptr) \ | |
426 | ((ssl)->method->get_cipher_by_char(ptr)) | |
427 | ||
58964a49 RE |
428 | /* This is for the SSLv3/TLSv1.0 differences in crypto/hash stuff |
429 | * It is a bit of a mess of functions, but hell, think of it as | |
657e60fa | 430 | * an opaque structure :-) */ |
58964a49 RE |
431 | typedef struct ssl3_enc_method |
432 | { | |
245206ea BM |
433 | int (*enc)(SSL *, int); |
434 | int (*mac)(SSL *, unsigned char *, int); | |
435 | int (*setup_key_block)(SSL *); | |
436 | int (*generate_master_secret)(SSL *, unsigned char *, unsigned char *, int); | |
437 | int (*change_cipher_state)(SSL *, int); | |
438 | int (*final_finish_mac)(SSL *, EVP_MD_CTX *, EVP_MD_CTX *, const char *, int, unsigned char *); | |
58964a49 | 439 | int finish_mac_length; |
245206ea | 440 | int (*cert_verify_mac)(SSL *, EVP_MD_CTX *, unsigned char *); |
c44f7540 BM |
441 | const char *client_finished_label; |
442 | int client_finished_label_len; | |
443 | const char *server_finished_label; | |
444 | int server_finished_label_len; | |
245206ea | 445 | int (*alert_value)(int); |
58964a49 RE |
446 | } SSL3_ENC_METHOD; |
447 | ||
651d0aff | 448 | /* Used for holding the relevant compression methods loaded into SSL_CTX */ |
dfeab068 RE |
449 | typedef struct ssl3_comp_st |
450 | { | |
657e60fa | 451 | int comp_id; /* The identifier byte for this compression type */ |
dfeab068 RE |
452 | char *name; /* Text name used for the compression type */ |
453 | COMP_METHOD *method; /* The method :-) */ | |
454 | } SSL3_COMP; | |
455 | ||
3398f6cc BM |
456 | OPENSSL_EXTERN SSL3_ENC_METHOD ssl3_undef_enc_method; |
457 | OPENSSL_EXTERN SSL_CIPHER ssl2_ciphers[]; | |
458 | OPENSSL_EXTERN SSL_CIPHER ssl3_ciphers[]; | |
7d7d2cbc UM |
459 | |
460 | #ifdef VMS | |
461 | #undef SSL_COMP_get_compression_methods | |
462 | #define SSL_COMP_get_compression_methods SSL_COMP_get_compress_methods | |
463 | #endif | |
d02b48c6 | 464 | |
d02b48c6 RE |
465 | |
466 | SSL_METHOD *ssl_bad_method(int ver); | |
467 | SSL_METHOD *sslv2_base_method(void); | |
468 | SSL_METHOD *sslv23_base_method(void); | |
469 | SSL_METHOD *sslv3_base_method(void); | |
470 | ||
471 | void ssl_clear_cipher_ctx(SSL *s); | |
472 | int ssl_clear_bad_session(SSL *s); | |
473 | CERT *ssl_cert_new(void); | |
ca8e5b9b | 474 | CERT *ssl_cert_dup(CERT *cert); |
ca8e5b9b | 475 | int ssl_cert_inst(CERT **o); |
d02b48c6 | 476 | void ssl_cert_free(CERT *c); |
b56bce4f BM |
477 | SESS_CERT *ssl_sess_cert_new(void); |
478 | void ssl_sess_cert_free(SESS_CERT *sc); | |
479 | int ssl_set_peer_cert_type(SESS_CERT *c, int type); | |
d02b48c6 | 480 | int ssl_get_new_session(SSL *s, int session); |
58964a49 | 481 | int ssl_get_prev_session(SSL *s, unsigned char *session,int len); |
ccd86b68 GT |
482 | int ssl_cipher_id_cmp(const SSL_CIPHER *a,const SSL_CIPHER *b); |
483 | int ssl_cipher_ptr_id_cmp(const SSL_CIPHER * const *ap, | |
484 | const SSL_CIPHER * const *bp); | |
f73e07cf BL |
485 | STACK_OF(SSL_CIPHER) *ssl_bytes_to_cipher_list(SSL *s,unsigned char *p,int num, |
486 | STACK_OF(SSL_CIPHER) **skp); | |
487 | int ssl_cipher_list_to_bytes(SSL *s,STACK_OF(SSL_CIPHER) *sk,unsigned char *p); | |
018e57c7 | 488 | STACK_OF(SSL_CIPHER) *ssl_create_cipher_list(const SSL_METHOD *meth, |
f73e07cf BL |
489 | STACK_OF(SSL_CIPHER) **pref, |
490 | STACK_OF(SSL_CIPHER) **sorted, | |
018e57c7 | 491 | const char *rule_str); |
d02b48c6 | 492 | void ssl_update_cache(SSL *s, int mode); |
e778802f BL |
493 | int ssl_cipher_get_evp(SSL_SESSION *s,const EVP_CIPHER **enc,const EVP_MD **md, |
494 | SSL_COMP **comp); | |
f73e07cf | 495 | int ssl_verify_cert_chain(SSL *s,STACK_OF(X509) *sk); |
d02b48c6 RE |
496 | int ssl_undefined_function(SSL *s); |
497 | X509 *ssl_get_server_send_cert(SSL *); | |
498 | EVP_PKEY *ssl_get_sign_pkey(SSL *,SSL_CIPHER *); | |
499 | int ssl_cert_type(X509 *x,EVP_PKEY *pkey); | |
ca8e5b9b | 500 | void ssl_set_cert_masks(CERT *c, SSL_CIPHER *cipher); |
f73e07cf | 501 | STACK_OF(SSL_CIPHER) *ssl_get_ciphers_by_id(SSL *s); |
58964a49 | 502 | int ssl_verify_alarm_type(long type); |
d02b48c6 RE |
503 | |
504 | int ssl2_enc_init(SSL *s, int client); | |
505 | void ssl2_generate_key_material(SSL *s); | |
506 | void ssl2_enc(SSL *s,int send_data); | |
507 | void ssl2_mac(SSL *s,unsigned char *mac,int send_data); | |
f06b01eb BL |
508 | SSL_CIPHER *ssl2_get_cipher_by_char(const unsigned char *p); |
509 | int ssl2_put_cipher_by_char(const SSL_CIPHER *c,unsigned char *p); | |
d02b48c6 RE |
510 | int ssl2_part_read(SSL *s, unsigned long f, int i); |
511 | int ssl2_do_write(SSL *s); | |
512 | int ssl2_set_certificate(SSL *s, int type, int len, unsigned char *data); | |
513 | void ssl2_return_error(SSL *s,int reason); | |
514 | void ssl2_write_error(SSL *s); | |
515 | int ssl2_num_ciphers(void); | |
516 | SSL_CIPHER *ssl2_get_cipher(unsigned int u); | |
517 | int ssl2_new(SSL *s); | |
518 | void ssl2_free(SSL *s); | |
519 | int ssl2_accept(SSL *s); | |
520 | int ssl2_connect(SSL *s); | |
61f5b6f3 | 521 | int ssl2_read(SSL *s, void *buf, int len); |
d02b48c6 | 522 | int ssl2_peek(SSL *s, char *buf, int len); |
61f5b6f3 | 523 | int ssl2_write(SSL *s, const void *buf, int len); |
d02b48c6 RE |
524 | int ssl2_shutdown(SSL *s); |
525 | void ssl2_clear(SSL *s); | |
526 | long ssl2_ctrl(SSL *s,int cmd, long larg, char *parg); | |
527 | long ssl2_ctx_ctrl(SSL_CTX *s,int cmd, long larg, char *parg); | |
d3442bc7 RL |
528 | long ssl2_callback_ctrl(SSL *s,int cmd, void (*fp)()); |
529 | long ssl2_ctx_callback_ctrl(SSL_CTX *s,int cmd, void (*fp)()); | |
d02b48c6 RE |
530 | int ssl2_pending(SSL *s); |
531 | ||
f06b01eb BL |
532 | SSL_CIPHER *ssl3_get_cipher_by_char(const unsigned char *p); |
533 | int ssl3_put_cipher_by_char(const SSL_CIPHER *c,unsigned char *p); | |
d02b48c6 RE |
534 | void ssl3_init_finished_mac(SSL *s); |
535 | int ssl3_send_server_certificate(SSL *s); | |
58964a49 | 536 | int ssl3_get_finished(SSL *s,int state_a,int state_b); |
d02b48c6 RE |
537 | int ssl3_setup_key_block(SSL *s); |
538 | int ssl3_send_change_cipher_spec(SSL *s,int state_a,int state_b); | |
539 | int ssl3_change_cipher_state(SSL *s,int which); | |
540 | void ssl3_cleanup_key_block(SSL *s); | |
541 | int ssl3_do_write(SSL *s,int type); | |
542 | void ssl3_send_alert(SSL *s,int level, int desc); | |
543 | int ssl3_generate_master_secret(SSL *s, unsigned char *out, | |
544 | unsigned char *p, int len); | |
545 | int ssl3_get_req_cert_type(SSL *s,unsigned char *p); | |
546 | long ssl3_get_message(SSL *s, int st1, int stn, int mt, long max, int *ok); | |
c44f7540 | 547 | int ssl3_send_finished(SSL *s, int a, int b, const char *sender,int slen); |
d02b48c6 RE |
548 | int ssl3_num_ciphers(void); |
549 | SSL_CIPHER *ssl3_get_cipher(unsigned int u); | |
550 | int ssl3_renegotiate(SSL *ssl); | |
58964a49 | 551 | int ssl3_renegotiate_check(SSL *ssl); |
d02b48c6 | 552 | int ssl3_dispatch_alert(SSL *s); |
5a4fbc69 | 553 | int ssl3_read_bytes(SSL *s, int type, unsigned char *buf, int len, int peek); |
61f5b6f3 | 554 | int ssl3_write_bytes(SSL *s, int type, const void *buf, int len); |
f2d9a32c | 555 | int ssl3_final_finish_mac(SSL *s, EVP_MD_CTX *ctx1, EVP_MD_CTX *ctx2, |
245206ea | 556 | const char *sender, int slen,unsigned char *p); |
58964a49 | 557 | int ssl3_cert_verify_mac(SSL *s, EVP_MD_CTX *in, unsigned char *p); |
e778802f | 558 | void ssl3_finish_mac(SSL *s, const unsigned char *buf, int len); |
d02b48c6 RE |
559 | int ssl3_enc(SSL *s, int send_data); |
560 | int ssl3_mac(SSL *ssl, unsigned char *md, int send_data); | |
561 | unsigned long ssl3_output_cert_chain(SSL *s, X509 *x); | |
f73e07cf BL |
562 | SSL_CIPHER *ssl3_choose_cipher(SSL *ssl,STACK_OF(SSL_CIPHER) *have, |
563 | STACK_OF(SSL_CIPHER) *pref); | |
d02b48c6 RE |
564 | int ssl3_setup_buffers(SSL *s); |
565 | int ssl3_new(SSL *s); | |
566 | void ssl3_free(SSL *s); | |
567 | int ssl3_accept(SSL *s); | |
568 | int ssl3_connect(SSL *s); | |
61f5b6f3 | 569 | int ssl3_read(SSL *s, void *buf, int len); |
d02b48c6 | 570 | int ssl3_peek(SSL *s,char *buf, int len); |
61f5b6f3 | 571 | int ssl3_write(SSL *s, const void *buf, int len); |
d02b48c6 RE |
572 | int ssl3_shutdown(SSL *s); |
573 | void ssl3_clear(SSL *s); | |
574 | long ssl3_ctrl(SSL *s,int cmd, long larg, char *parg); | |
575 | long ssl3_ctx_ctrl(SSL_CTX *s,int cmd, long larg, char *parg); | |
d3442bc7 RL |
576 | long ssl3_callback_ctrl(SSL *s,int cmd, void (*fp)()); |
577 | long ssl3_ctx_callback_ctrl(SSL_CTX *s,int cmd, void (*fp)()); | |
d02b48c6 RE |
578 | int ssl3_pending(SSL *s); |
579 | ||
580 | int ssl23_accept(SSL *s); | |
581 | int ssl23_connect(SSL *s); | |
582 | int ssl23_read_bytes(SSL *s, int n); | |
583 | int ssl23_write_bytes(SSL *s); | |
584 | ||
58964a49 RE |
585 | int tls1_new(SSL *s); |
586 | void tls1_free(SSL *s); | |
587 | void tls1_clear(SSL *s); | |
588 | long tls1_ctrl(SSL *s,int cmd, long larg, char *parg); | |
d3442bc7 | 589 | long tls1_callback_ctrl(SSL *s,int cmd, void (*fp)()); |
58964a49 RE |
590 | SSL_METHOD *tlsv1_base_method(void ); |
591 | ||
58964a49 | 592 | int ssl_init_wbio_buffer(SSL *s, int push); |
413c4f45 | 593 | void ssl_free_wbio_buffer(SSL *s); |
58964a49 RE |
594 | |
595 | int tls1_change_cipher_state(SSL *s, int which); | |
596 | int tls1_setup_key_block(SSL *s); | |
597 | int tls1_enc(SSL *s, int snd); | |
598 | int tls1_final_finish_mac(SSL *s, EVP_MD_CTX *in1_ctx, EVP_MD_CTX *in2_ctx, | |
245206ea | 599 | const char *str, int slen, unsigned char *p); |
58964a49 RE |
600 | int tls1_cert_verify_mac(SSL *s, EVP_MD_CTX *in, unsigned char *p); |
601 | int tls1_mac(SSL *ssl, unsigned char *md, int snd); | |
602 | int tls1_generate_master_secret(SSL *s, unsigned char *out, | |
603 | unsigned char *p, int len); | |
604 | int tls1_alert_code(int code); | |
605 | int ssl3_alert_code(int code); | |
dfeab068 | 606 | int ssl_ok(SSL *s); |
58964a49 | 607 | |
f73e07cf BL |
608 | SSL_COMP *ssl3_comp_find(STACK_OF(SSL_COMP) *sk, int n); |
609 | STACK_OF(SSL_COMP) *SSL_COMP_get_compression_methods(void); | |
413c4f45 | 610 | |
58964a49 | 611 | |
413c4f45 | 612 | #endif |