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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 */
58
59#ifndef HEADER_SSL_LOCL_H
60#define HEADER_SSL_LOCL_H
61#include <stdlib.h>
62#include <time.h>
63#include <string.h>
64#include <errno.h>
65
7e701817 66#include "openssl/e_os.h"
d02b48c6 67
ec577822
BM
68#include <openssl/buffer.h>
69#include <openssl/comp.h>
70#include <openssl/bio.h>
71#include <openssl/crypto.h>
72#include <openssl/evp.h>
73#include <openssl/stack.h>
74#include <openssl/x509.h>
75#include <openssl/err.h>
76#include <openssl/ssl.h>
d02b48c6 77
dfeab068 78#define PKCS1_CHECK
d02b48c6
RE
79
80#define c2l(c,l) (l = ((unsigned long)(*((c)++))) , \
81 l|=(((unsigned long)(*((c)++)))<< 8), \
82 l|=(((unsigned long)(*((c)++)))<<16), \
83 l|=(((unsigned long)(*((c)++)))<<24))
84
85/* NOTE - c is not incremented as per c2l */
86#define c2ln(c,l1,l2,n) { \
87 c+=n; \
88 l1=l2=0; \
89 switch (n) { \
90 case 8: l2 =((unsigned long)(*(--(c))))<<24; \
91 case 7: l2|=((unsigned long)(*(--(c))))<<16; \
92 case 6: l2|=((unsigned long)(*(--(c))))<< 8; \
93 case 5: l2|=((unsigned long)(*(--(c)))); \
94 case 4: l1 =((unsigned long)(*(--(c))))<<24; \
95 case 3: l1|=((unsigned long)(*(--(c))))<<16; \
96 case 2: l1|=((unsigned long)(*(--(c))))<< 8; \
97 case 1: l1|=((unsigned long)(*(--(c)))); \
98 } \
99 }
100
101#define l2c(l,c) (*((c)++)=(unsigned char)(((l) )&0xff), \
102 *((c)++)=(unsigned char)(((l)>> 8)&0xff), \
103 *((c)++)=(unsigned char)(((l)>>16)&0xff), \
104 *((c)++)=(unsigned char)(((l)>>24)&0xff))
105
106#define n2l(c,l) (l =((unsigned long)(*((c)++)))<<24, \
107 l|=((unsigned long)(*((c)++)))<<16, \
108 l|=((unsigned long)(*((c)++)))<< 8, \
109 l|=((unsigned long)(*((c)++))))
110
111#define l2n(l,c) (*((c)++)=(unsigned char)(((l)>>24)&0xff), \
112 *((c)++)=(unsigned char)(((l)>>16)&0xff), \
113 *((c)++)=(unsigned char)(((l)>> 8)&0xff), \
114 *((c)++)=(unsigned char)(((l) )&0xff))
115
116/* NOTE - c is not incremented as per l2c */
117#define l2cn(l1,l2,c,n) { \
118 c+=n; \
119 switch (n) { \
120 case 8: *(--(c))=(unsigned char)(((l2)>>24)&0xff); \
121 case 7: *(--(c))=(unsigned char)(((l2)>>16)&0xff); \
122 case 6: *(--(c))=(unsigned char)(((l2)>> 8)&0xff); \
123 case 5: *(--(c))=(unsigned char)(((l2) )&0xff); \
124 case 4: *(--(c))=(unsigned char)(((l1)>>24)&0xff); \
125 case 3: *(--(c))=(unsigned char)(((l1)>>16)&0xff); \
126 case 2: *(--(c))=(unsigned char)(((l1)>> 8)&0xff); \
127 case 1: *(--(c))=(unsigned char)(((l1) )&0xff); \
128 } \
129 }
130
dfeab068
RE
131#define n2s(c,s) ((s=(((unsigned int)(c[0]))<< 8)| \
132 (((unsigned int)(c[1])) )),c+=2)
133#define s2n(s,c) ((c[0]=(unsigned char)(((s)>> 8)&0xff), \
134 c[1]=(unsigned char)(((s) )&0xff)),c+=2)
d02b48c6 135
dfeab068
RE
136#define n2l3(c,l) ((l =(((unsigned long)(c[0]))<<16)| \
137 (((unsigned long)(c[1]))<< 8)| \
138 (((unsigned long)(c[2])) )),c+=3)
d02b48c6 139
dfeab068
RE
140#define l2n3(l,c) ((c[0]=(unsigned char)(((l)>>16)&0xff), \
141 c[1]=(unsigned char)(((l)>> 8)&0xff), \
142 c[2]=(unsigned char)(((l) )&0xff)),c+=3)
d02b48c6
RE
143
144/* LOCAL STUFF */
145
146#define SSL_DECRYPT 0
147#define SSL_ENCRYPT 1
148
149#define TWO_BYTE_BIT 0x80
150#define SEC_ESC_BIT 0x40
151#define TWO_BYTE_MASK 0x7fff
152#define THREE_BYTE_MASK 0x3fff
153
154#define INC32(a) ((a)=((a)+1)&0xffffffffL)
155#define DEC32(a) ((a)=((a)-1)&0xffffffffL)
156#define MAX_MAC_SIZE 20 /* up from 16 for SSLv3 */
157
158#define SSL_MKEY_MASK 0x0000001FL
159#define SSL_kRSA 0x00000001L /* RSA key exchange */
160#define SSL_kDHr 0x00000002L /* DH cert RSA CA cert */
161#define SSL_kDHd 0x00000004L /* DH cert DSA CA cert */
162#define SSL_kFZA 0x00000008L
163#define SSL_kEDH 0x00000010L /* tmp DH key no DH cert */
164#define SSL_EDH (SSL_kEDH|(SSL_AUTH_MASK^SSL_aNULL))
165
166#define SSL_AUTH_MASK 0x000003e0L
167#define SSL_aRSA 0x00000020L /* Authenticate with RSA */
168#define SSL_aDSS 0x00000040L /* Authenticate with DSS */
169#define SSL_DSS SSL_aDSS
170#define SSL_aFZA 0x00000080L
171#define SSL_aNULL 0x00000100L /* no Authenticate, ADH */
172#define SSL_aDH 0x00000200L /* no Authenticate, ADH */
173
174#define SSL_NULL (SSL_eNULL)
175#define SSL_ADH (SSL_kEDH|SSL_aNULL)
176#define SSL_RSA (SSL_kRSA|SSL_aRSA)
177#define SSL_DH (SSL_kDHr|SSL_kDHd|SSL_kEDH)
178#define SSL_FZA (SSL_aFZA|SSL_kFZA|SSL_eFZA)
179
180#define SSL_ENC_MASK 0x0001Fc00L
181#define SSL_DES 0x00000400L
182#define SSL_3DES 0x00000800L
183#define SSL_RC4 0x00001000L
184#define SSL_RC2 0x00002000L
185#define SSL_IDEA 0x00004000L
186#define SSL_eFZA 0x00008000L
187#define SSL_eNULL 0x00010000L
188
58964a49 189#define SSL_MAC_MASK 0x00060000L
d02b48c6 190#define SSL_MD5 0x00020000L
58964a49
RE
191#define SSL_SHA1 0x00040000L
192#define SSL_SHA (SSL_SHA1)
d02b48c6 193
a040ea82 194#define SSL_EXP_MASK 0x00300000L
06ab81f9 195#define SSL_EXP40 0x00100000L
a040ea82 196#define SSL_NOT_EXP 0x00200000L
06ab81f9
BL
197#define SSL_EXP56 0x00300000L
198#define SSL_IS_EXPORT(a) ((a)&SSL_EXP40)
a040ea82
BL
199#define SSL_IS_EXPORT56(a) (((a)&SSL_EXP_MASK) == SSL_EXP56)
200#define SSL_IS_EXPORT40(a) (((a)&SSL_EXP_MASK) == SSL_EXP40)
06ab81f9
BL
201#define SSL_C_IS_EXPORT(c) SSL_IS_EXPORT((c)->algorithms)
202#define SSL_C_IS_EXPORT56(c) SSL_IS_EXPORT56((c)->algorithms)
203#define SSL_C_IS_EXPORT40(c) SSL_IS_EXPORT40((c)->algorithms)
4997138a
BL
204#define SSL_EXPORT_KEYLENGTH(a) (SSL_IS_EXPORT40(a) ? 5 : \
205 ((a)&SSL_ENC_MASK) == SSL_DES ? 8 : 7)
06ab81f9
BL
206#define SSL_EXPORT_PKEYLENGTH(a) (SSL_IS_EXPORT40(a) ? 512 : 1024)
207#define SSL_C_EXPORT_KEYLENGTH(c) SSL_EXPORT_KEYLENGTH((c)->algorithms)
208#define SSL_C_EXPORT_PKEYLENGTH(c) SSL_EXPORT_PKEYLENGTH((c)->algorithms)
d02b48c6
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209
210#define SSL_SSL_MASK 0x00c00000L
211#define SSL_SSLV2 0x00400000L
212#define SSL_SSLV3 0x00800000L
06ab81f9 213#define SSL_TLSV1 SSL_SSLV3 /* for now */
d02b48c6
RE
214
215#define SSL_STRONG_MASK 0x07000000L
216#define SSL_LOW 0x01000000L
217#define SSL_MEDIUM 0x02000000L
218#define SSL_HIGH 0x04000000L
219
220/* we have used 0fffffff - 4 bits left to go */
221#define SSL_ALL 0xffffffffL
222#define SSL_ALL_CIPHERS (SSL_MKEY_MASK|SSL_AUTH_MASK|SSL_ENC_MASK|\
a040ea82 223 SSL_MAC_MASK|SSL_EXP_MASK)
d02b48c6
RE
224
225/* Mostly for SSLv3 */
226#define SSL_PKEY_RSA_ENC 0
227#define SSL_PKEY_RSA_SIGN 1
228#define SSL_PKEY_DSA_SIGN 2
229#define SSL_PKEY_DH_RSA 3
230#define SSL_PKEY_DH_DSA 4
231#define SSL_PKEY_NUM 5
232
233/* SSL_kRSA <- RSA_ENC | (RSA_TMP & RSA_SIGN) |
234 * <- (EXPORT & (RSA_ENC | RSA_TMP) & RSA_SIGN)
235 * SSL_kDH <- DH_ENC & (RSA_ENC | RSA_SIGN | DSA_SIGN)
236 * SSL_kEDH <- RSA_ENC | RSA_SIGN | DSA_SIGN
237 * SSL_aRSA <- RSA_ENC | RSA_SIGN
238 * SSL_aDSS <- DSA_SIGN
239 */
240
241/*
242#define CERT_INVALID 0
243#define CERT_PUBLIC_KEY 1
244#define CERT_PRIVATE_KEY 2
245*/
246
247typedef struct cert_pkey_st
248 {
249 X509 *x509;
d02b48c6
RE
250 EVP_PKEY *privatekey;
251 } CERT_PKEY;
252
253typedef struct cert_st
254 {
d02b48c6 255 /* Current active set */
ca8e5b9b
BM
256 CERT_PKEY *key; /* ALWAYS points to an element of the pkeys array
257 * Probably it would make more sense to store
258 * an index, not a pointer. */
d02b48c6
RE
259
260 /* The following masks are for the key and auth
261 * algorithms that are supported by the certs below */
262 int valid;
263 unsigned long mask;
264 unsigned long export_mask;
79df9d62 265#ifndef NO_RSA
d02b48c6 266 RSA *rsa_tmp;
df63a389 267 RSA *(*rsa_tmp_cb)(SSL *ssl,int is_export,int keysize);
79df9d62
UM
268#endif
269#ifndef NO_DH
d02b48c6 270 DH *dh_tmp;
df63a389 271 DH *(*dh_tmp_cb)(SSL *ssl,int is_export,int keysize);
79df9d62 272#endif
8450bddf 273
d02b48c6
RE
274 CERT_PKEY pkeys[SSL_PKEY_NUM];
275
8d111f4a 276 int references; /* >1 only if SSL_copy_session_id is used */
d02b48c6
RE
277 } CERT;
278
8450bddf 279
8450bddf 280typedef struct sess_cert_st
b56bce4f
BM
281 {
282 STACK_OF(X509) *cert_chain; /* as received from peer (not for SSL2) */
283
284 /* The 'peer_...' members are used only by clients. */
285 int peer_cert_type;
286
287 CERT_PKEY *peer_key; /* points to an element of peer_pkeys (never NULL!) */
288 CERT_PKEY peer_pkeys[SSL_PKEY_NUM];
289 /* Obviously we don't have the private keys of these,
290 * so maybe we shouldn't even use the CERT_PKEY type here. */
291
292#ifndef NO_RSA
293 RSA *peer_rsa_tmp; /* not used for SSL 2 */
294#endif
295#ifndef NO_DH
296 DH *peer_dh_tmp; /* not used for SSL 2 */
8450bddf
BM
297#endif
298
b56bce4f
BM
299 int references; /* actually always 1 at the moment */
300 } SESS_CERT;
301
8450bddf 302
d02b48c6
RE
303/*#define MAC_DEBUG */
304
305/*#define ERR_DEBUG */
306/*#define ABORT_DEBUG */
307/*#define PKT_DEBUG 1 */
308/*#define DES_DEBUG */
309/*#define DES_OFB_DEBUG */
310/*#define SSL_DEBUG */
311/*#define RSA_DEBUG */
312/*#define IDEA_DEBUG */
313
d02b48c6 314#define FP_ICC (int (*)(const void *,const void *))
d02b48c6
RE
315#define ssl_put_cipher_by_char(ssl,ciph,ptr) \
316 ((ssl)->method->put_cipher_by_char((ciph),(ptr)))
317#define ssl_get_cipher_by_char(ssl,ptr) \
318 ((ssl)->method->get_cipher_by_char(ptr))
319
58964a49
RE
320/* This is for the SSLv3/TLSv1.0 differences in crypto/hash stuff
321 * It is a bit of a mess of functions, but hell, think of it as
322 * an opaque strucute :-) */
323typedef struct ssl3_enc_method
324 {
245206ea
BM
325 int (*enc)(SSL *, int);
326 int (*mac)(SSL *, unsigned char *, int);
327 int (*setup_key_block)(SSL *);
328 int (*generate_master_secret)(SSL *, unsigned char *, unsigned char *, int);
329 int (*change_cipher_state)(SSL *, int);
330 int (*final_finish_mac)(SSL *, EVP_MD_CTX *, EVP_MD_CTX *, const char *, int, unsigned char *);
58964a49 331 int finish_mac_length;
245206ea 332 int (*cert_verify_mac)(SSL *, EVP_MD_CTX *, unsigned char *);
c44f7540
BM
333 const char *client_finished_label;
334 int client_finished_label_len;
335 const char *server_finished_label;
336 int server_finished_label_len;
245206ea 337 int (*alert_value)(int);
58964a49
RE
338 } SSL3_ENC_METHOD;
339
651d0aff 340/* Used for holding the relevant compression methods loaded into SSL_CTX */
dfeab068
RE
341typedef struct ssl3_comp_st
342 {
343 int comp_id; /* The identifer byte for this compression type */
344 char *name; /* Text name used for the compression type */
345 COMP_METHOD *method; /* The method :-) */
346 } SSL3_COMP;
347
3398f6cc
BM
348OPENSSL_EXTERN SSL3_ENC_METHOD ssl3_undef_enc_method;
349OPENSSL_EXTERN SSL_CIPHER ssl2_ciphers[];
350OPENSSL_EXTERN SSL_CIPHER ssl3_ciphers[];
7d7d2cbc
UM
351
352#ifdef VMS
353#undef SSL_COMP_get_compression_methods
354#define SSL_COMP_get_compression_methods SSL_COMP_get_compress_methods
355#endif
d02b48c6 356
d02b48c6
RE
357
358SSL_METHOD *ssl_bad_method(int ver);
359SSL_METHOD *sslv2_base_method(void);
360SSL_METHOD *sslv23_base_method(void);
361SSL_METHOD *sslv3_base_method(void);
362
363void ssl_clear_cipher_ctx(SSL *s);
364int ssl_clear_bad_session(SSL *s);
365CERT *ssl_cert_new(void);
ca8e5b9b 366CERT *ssl_cert_dup(CERT *cert);
ca8e5b9b 367int ssl_cert_inst(CERT **o);
d02b48c6 368void ssl_cert_free(CERT *c);
b56bce4f
BM
369SESS_CERT *ssl_sess_cert_new(void);
370void ssl_sess_cert_free(SESS_CERT *sc);
371int ssl_set_peer_cert_type(SESS_CERT *c, int type);
d02b48c6 372int ssl_get_new_session(SSL *s, int session);
58964a49 373int ssl_get_prev_session(SSL *s, unsigned char *session,int len);
d02b48c6
RE
374int ssl_cipher_id_cmp(SSL_CIPHER *a,SSL_CIPHER *b);
375int ssl_cipher_ptr_id_cmp(SSL_CIPHER **ap,SSL_CIPHER **bp);
f73e07cf
BL
376STACK_OF(SSL_CIPHER) *ssl_bytes_to_cipher_list(SSL *s,unsigned char *p,int num,
377 STACK_OF(SSL_CIPHER) **skp);
378int ssl_cipher_list_to_bytes(SSL *s,STACK_OF(SSL_CIPHER) *sk,unsigned char *p);
379STACK_OF(SSL_CIPHER) *ssl_create_cipher_list(SSL_METHOD *meth,
380 STACK_OF(SSL_CIPHER) **pref,
381 STACK_OF(SSL_CIPHER) **sorted,
382 char *str);
d02b48c6 383void ssl_update_cache(SSL *s, int mode);
e778802f
BL
384int ssl_cipher_get_evp(SSL_SESSION *s,const EVP_CIPHER **enc,const EVP_MD **md,
385 SSL_COMP **comp);
f73e07cf 386int ssl_verify_cert_chain(SSL *s,STACK_OF(X509) *sk);
d02b48c6
RE
387int ssl_undefined_function(SSL *s);
388X509 *ssl_get_server_send_cert(SSL *);
389EVP_PKEY *ssl_get_sign_pkey(SSL *,SSL_CIPHER *);
390int ssl_cert_type(X509 *x,EVP_PKEY *pkey);
ca8e5b9b 391void ssl_set_cert_masks(CERT *c, SSL_CIPHER *cipher);
f73e07cf 392STACK_OF(SSL_CIPHER) *ssl_get_ciphers_by_id(SSL *s);
58964a49 393int ssl_verify_alarm_type(long type);
d02b48c6
RE
394
395int ssl2_enc_init(SSL *s, int client);
396void ssl2_generate_key_material(SSL *s);
397void ssl2_enc(SSL *s,int send_data);
398void ssl2_mac(SSL *s,unsigned char *mac,int send_data);
f06b01eb
BL
399SSL_CIPHER *ssl2_get_cipher_by_char(const unsigned char *p);
400int ssl2_put_cipher_by_char(const SSL_CIPHER *c,unsigned char *p);
d02b48c6
RE
401int ssl2_part_read(SSL *s, unsigned long f, int i);
402int ssl2_do_write(SSL *s);
403int ssl2_set_certificate(SSL *s, int type, int len, unsigned char *data);
404void ssl2_return_error(SSL *s,int reason);
405void ssl2_write_error(SSL *s);
406int ssl2_num_ciphers(void);
407SSL_CIPHER *ssl2_get_cipher(unsigned int u);
408int ssl2_new(SSL *s);
409void ssl2_free(SSL *s);
410int ssl2_accept(SSL *s);
411int ssl2_connect(SSL *s);
61f5b6f3 412int ssl2_read(SSL *s, void *buf, int len);
d02b48c6 413int ssl2_peek(SSL *s, char *buf, int len);
61f5b6f3 414int ssl2_write(SSL *s, const void *buf, int len);
d02b48c6
RE
415int ssl2_shutdown(SSL *s);
416void ssl2_clear(SSL *s);
417long ssl2_ctrl(SSL *s,int cmd, long larg, char *parg);
418long ssl2_ctx_ctrl(SSL_CTX *s,int cmd, long larg, char *parg);
419int ssl2_pending(SSL *s);
420
f06b01eb
BL
421SSL_CIPHER *ssl3_get_cipher_by_char(const unsigned char *p);
422int ssl3_put_cipher_by_char(const SSL_CIPHER *c,unsigned char *p);
d02b48c6
RE
423void ssl3_init_finished_mac(SSL *s);
424int ssl3_send_server_certificate(SSL *s);
58964a49 425int ssl3_get_finished(SSL *s,int state_a,int state_b);
d02b48c6
RE
426int ssl3_setup_key_block(SSL *s);
427int ssl3_send_change_cipher_spec(SSL *s,int state_a,int state_b);
428int ssl3_change_cipher_state(SSL *s,int which);
429void ssl3_cleanup_key_block(SSL *s);
430int ssl3_do_write(SSL *s,int type);
431void ssl3_send_alert(SSL *s,int level, int desc);
432int ssl3_generate_master_secret(SSL *s, unsigned char *out,
433 unsigned char *p, int len);
434int ssl3_get_req_cert_type(SSL *s,unsigned char *p);
435long ssl3_get_message(SSL *s, int st1, int stn, int mt, long max, int *ok);
c44f7540 436int ssl3_send_finished(SSL *s, int a, int b, const char *sender,int slen);
d02b48c6
RE
437int ssl3_num_ciphers(void);
438SSL_CIPHER *ssl3_get_cipher(unsigned int u);
439int ssl3_renegotiate(SSL *ssl);
58964a49 440int ssl3_renegotiate_check(SSL *ssl);
d02b48c6 441int ssl3_dispatch_alert(SSL *s);
61f5b6f3 442int ssl3_read_bytes(SSL *s, int type, unsigned char *buf, int len);
d02b48c6 443int ssl3_part_read(SSL *s, int i);
61f5b6f3 444int ssl3_write_bytes(SSL *s, int type, const void *buf, int len);
f2d9a32c 445int ssl3_final_finish_mac(SSL *s, EVP_MD_CTX *ctx1, EVP_MD_CTX *ctx2,
245206ea 446 const char *sender, int slen,unsigned char *p);
58964a49 447int ssl3_cert_verify_mac(SSL *s, EVP_MD_CTX *in, unsigned char *p);
e778802f 448void ssl3_finish_mac(SSL *s, const unsigned char *buf, int len);
d02b48c6
RE
449int ssl3_enc(SSL *s, int send_data);
450int ssl3_mac(SSL *ssl, unsigned char *md, int send_data);
451unsigned long ssl3_output_cert_chain(SSL *s, X509 *x);
f73e07cf
BL
452SSL_CIPHER *ssl3_choose_cipher(SSL *ssl,STACK_OF(SSL_CIPHER) *have,
453 STACK_OF(SSL_CIPHER) *pref);
d02b48c6
RE
454int ssl3_setup_buffers(SSL *s);
455int ssl3_new(SSL *s);
456void ssl3_free(SSL *s);
457int ssl3_accept(SSL *s);
458int ssl3_connect(SSL *s);
61f5b6f3 459int ssl3_read(SSL *s, void *buf, int len);
d02b48c6 460int ssl3_peek(SSL *s,char *buf, int len);
61f5b6f3 461int ssl3_write(SSL *s, const void *buf, int len);
d02b48c6
RE
462int ssl3_shutdown(SSL *s);
463void ssl3_clear(SSL *s);
464long ssl3_ctrl(SSL *s,int cmd, long larg, char *parg);
465long ssl3_ctx_ctrl(SSL_CTX *s,int cmd, long larg, char *parg);
466int ssl3_pending(SSL *s);
467
468int ssl23_accept(SSL *s);
469int ssl23_connect(SSL *s);
470int ssl23_read_bytes(SSL *s, int n);
471int ssl23_write_bytes(SSL *s);
472
58964a49
RE
473int tls1_new(SSL *s);
474void tls1_free(SSL *s);
475void tls1_clear(SSL *s);
476long tls1_ctrl(SSL *s,int cmd, long larg, char *parg);
477SSL_METHOD *tlsv1_base_method(void );
478
58964a49 479int ssl_init_wbio_buffer(SSL *s, int push);
413c4f45 480void ssl_free_wbio_buffer(SSL *s);
58964a49
RE
481
482int tls1_change_cipher_state(SSL *s, int which);
483int tls1_setup_key_block(SSL *s);
484int tls1_enc(SSL *s, int snd);
485int tls1_final_finish_mac(SSL *s, EVP_MD_CTX *in1_ctx, EVP_MD_CTX *in2_ctx,
245206ea 486 const char *str, int slen, unsigned char *p);
58964a49
RE
487int tls1_cert_verify_mac(SSL *s, EVP_MD_CTX *in, unsigned char *p);
488int tls1_mac(SSL *ssl, unsigned char *md, int snd);
489int tls1_generate_master_secret(SSL *s, unsigned char *out,
490 unsigned char *p, int len);
491int tls1_alert_code(int code);
492int ssl3_alert_code(int code);
dfeab068 493int ssl_ok(SSL *s);
58964a49 494
f73e07cf
BL
495SSL_COMP *ssl3_comp_find(STACK_OF(SSL_COMP) *sk, int n);
496STACK_OF(SSL_COMP) *SSL_COMP_get_compression_methods(void);
413c4f45 497
58964a49 498
413c4f45 499#endif