1 /*
2  * Copyright (C) the libgit2 contributors. All rights reserved.
3  *
4  * This file is part of libgit2, distributed under the GNU GPL v2 with
5  * a Linking Exception. For full terms see the included COPYING file.
6  */
7 
8 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
9  * All rights reserved.
10  *
11  * This package is an SSL implementation written
12  * by Eric Young (eay@cryptsoft.com).
13  * The implementation was written so as to conform with Netscapes SSL.
14  *
15  * This library is free for commercial and non-commercial use as long as
16  * the following conditions are aheared to.  The following conditions
17  * apply to all code found in this distribution, be it the RC4, RSA,
18  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
19  * included with this distribution is covered by the same copyright terms
20  * except that the holder is Tim Hudson (tjh@cryptsoft.com).
21  *
22  * Copyright remains Eric Young's, and as such any Copyright notices in
23  * the code are not to be removed.
24  * If this package is used in a product, Eric Young should be given attribution
25  * as the author of the parts of the library used.
26  * This can be in the form of a textual message at program startup or
27  * in documentation (online or textual) provided with the package.
28  *
29  * Redistribution and use in source and binary forms, with or without
30  * modification, are permitted provided that the following conditions
31  * are met:
32  * 1. Redistributions of source code must retain the copyright
33  *    notice, this list of conditions and the following disclaimer.
34  * 2. Redistributions in binary form must reproduce the above copyright
35  *    notice, this list of conditions and the following disclaimer in the
36  *    documentation and/or other materials provided with the distribution.
37  * 3. All advertising materials mentioning features or use of this software
38  *    must display the following acknowledgement:
39  *    "This product includes cryptographic software written by
40  *     Eric Young (eay@cryptsoft.com)"
41  *    The word 'cryptographic' can be left out if the rouines from the library
42  *    being used are not cryptographic related :-).
43  * 4. If you include any Windows specific code (or a derivative thereof) from
44  *    the apps directory (application code) you must include an acknowledgement:
45  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
46  *
47  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
48  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
49  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
50  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
51  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
52  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
53  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
54  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
55  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
56  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
57  * SUCH DAMAGE.
58  *
59  * The licence and distribution terms for any publically available version or
60  * derivative of this code cannot be changed.  i.e. this code cannot simply be
61  * copied and put under another distribution licence
62  * [including the GNU Public Licence.]
63  */
64 /* ====================================================================
65  * Copyright (c) 1998-2007 The OpenSSL Project.  All rights reserved.
66  *
67  * Redistribution and use in source and binary forms, with or without
68  * modification, are permitted provided that the following conditions
69  * are met:
70  *
71  * 1. Redistributions of source code must retain the above copyright
72  *    notice, this list of conditions and the following disclaimer.
73  *
74  * 2. Redistributions in binary form must reproduce the above copyright
75  *    notice, this list of conditions and the following disclaimer in
76  *    the documentation and/or other materials provided with the
77  *    distribution.
78  *
79  * 3. All advertising materials mentioning features or use of this
80  *    software must display the following acknowledgment:
81  *    "This product includes software developed by the OpenSSL Project
82  *    for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
83  *
84  * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
85  *    endorse or promote products derived from this software without
86  *    prior written permission. For written permission, please contact
87  *    openssl-core@openssl.org.
88  *
89  * 5. Products derived from this software may not be called "OpenSSL"
90  *    nor may "OpenSSL" appear in their names without prior written
91  *    permission of the OpenSSL Project.
92  *
93  * 6. Redistributions of any form whatsoever must retain the following
94  *    acknowledgment:
95  *    "This product includes software developed by the OpenSSL Project
96  *    for use in the OpenSSL Toolkit (http://www.openssl.org/)"
97  *
98  * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
99  * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
100  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
101  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
102  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
103  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
104  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
105  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
106  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
107  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
108  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
109  * OF THE POSSIBILITY OF SUCH DAMAGE.
110  * ====================================================================
111  *
112  * This product includes cryptographic software written by Eric Young
113  * (eay@cryptsoft.com).  This product includes software written by Tim
114  * Hudson (tjh@cryptsoft.com).
115  *
116  */
117 /* ====================================================================
118  * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
119  * ECC cipher suite support in OpenSSL originally developed by
120  * SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project.
121  */
122 /* ====================================================================
123  * Copyright 2005 Nokia. All rights reserved.
124  *
125  * The portions of the attached software ("Contribution") is developed by
126  * Nokia Corporation and is licensed pursuant to the OpenSSL open source
127  * license.
128  *
129  * The Contribution, originally written by Mika Kousa and Pasi Eronen of
130  * Nokia Corporation, consists of the "PSK" (Pre-Shared Key) ciphersuites
131  * support (see RFC 4279) to OpenSSL.
132  *
133  * No patent licenses or other rights except those expressly stated in
134  * the OpenSSL open source license shall be deemed granted or received
135  * expressly, by implication, estoppel, or otherwise.
136  *
137  * No assurances are provided by Nokia that the Contribution does not
138  * infringe the patent or other intellectual property rights of any third
139  * party or that the license provides you with all the necessary rights
140  * to make use of the Contribution.
141  *
142  * THE SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. IN
143  * ADDITION TO THE DISCLAIMERS INCLUDED IN THE LICENSE, NOKIA
144  * SPECIFICALLY DISCLAIMS ANY LIABILITY FOR CLAIMS BROUGHT BY YOU OR ANY
145  * OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OR
146  * OTHERWISE.
147  */
148 
149 #ifndef INCLUDE_streams_openssl_dynamic_h__
150 #define INCLUDE_streams_openssl_dynamic_h__
151 
152 #ifdef GIT_OPENSSL_DYNAMIC
153 
154 # define BIO_CTRL_FLUSH               11
155 
156 # define BIO_TYPE_SOURCE_SINK         0x0400
157 
158 # define CRYPTO_LOCK                  1
159 
160 # define GEN_DNS                      2
161 # define GEN_IPADD                    7
162 
163 # define NID_commonName               13
164 # define NID_subject_alt_name         85
165 
166 # define SSL_VERIFY_NONE              0x00
167 
168 # define SSL_CTRL_OPTIONS             32
169 # define SSL_CTRL_MODE                33
170 # define SSL_CTRL_SET_TLSEXT_HOSTNAME 55
171 
172 # define SSL_ERROR_NONE               0
173 # define SSL_ERROR_SSL                1
174 # define SSL_ERROR_WANT_READ          2
175 # define SSL_ERROR_WANT_WRITE         3
176 # define SSL_ERROR_WANT_X509_LOOKUP   4
177 # define SSL_ERROR_SYSCALL            5
178 # define SSL_ERROR_ZERO_RETURN        6
179 # define SSL_ERROR_WANT_CONNECT       7
180 # define SSL_ERROR_WANT_ACCEPT        8
181 
182 # define SSL_OP_NO_COMPRESSION        0x00020000L
183 # define SSL_OP_NO_SSLv2              0x01000000L
184 # define SSL_OP_NO_SSLv3              0x02000000L
185 
186 # define SSL_MODE_AUTO_RETRY          0x00000004L
187 
188 # define TLSEXT_NAMETYPE_host_name    0
189 
190 # define V_ASN1_UTF8STRING            12
191 
192 # define X509_V_OK 0
193 
194 /* Most of the OpenSSL types are mercifully opaque, so we can treat them like `void *` */
195 typedef struct bio_st BIO;
196 typedef struct bio_method_st BIO_METHOD;
197 typedef void bio_info_cb;
198 typedef void * CRYPTO_EX_DATA;
199 typedef void CRYPTO_THREADID;
200 typedef void GENERAL_NAMES;
201 typedef void SSL;
202 typedef void SSL_CTX;
203 typedef void SSL_METHOD;
204 typedef void X509;
205 typedef void X509_NAME;
206 typedef void X509_NAME_ENTRY;
207 typedef void X509_STORE_CTX;
208 
209 typedef struct {
210     int length;
211     int type;
212     unsigned char *data;
213     long flags;
214 } ASN1_STRING;
215 
216 typedef struct {
217     int type;
218     union {
219         char *ptr;
220         ASN1_STRING *ia5;
221     } d;
222 } GENERAL_NAME;
223 
224 struct bio_st {
225     BIO_METHOD *method;
226     /* bio, mode, argp, argi, argl, ret */
227     long (*callback) (struct bio_st *, int, const char *, int, long, long);
228     char *cb_arg;               /* first argument for the callback */
229     int init;
230     int shutdown;
231     int flags;                  /* extra storage */
232     int retry_reason;
233     int num;
234     void *ptr;
235     struct bio_st *next_bio;    /* used by filter BIOs */
236     struct bio_st *prev_bio;    /* used by filter BIOs */
237     int references;
238     unsigned long num_read;
239     unsigned long num_write;
240     CRYPTO_EX_DATA ex_data;
241 };
242 
243 struct bio_method_st {
244     int type;
245     const char *name;
246     int (*bwrite) (BIO *, const char *, int);
247     int (*bread) (BIO *, char *, int);
248     int (*bputs) (BIO *, const char *);
249     int (*bgets) (BIO *, char *, int);
250     long (*ctrl) (BIO *, int, long, void *);
251     int (*create) (BIO *);
252     int (*destroy) (BIO *);
253     long (*callback_ctrl) (BIO *, int, bio_info_cb *);
254 };
255 
256 extern unsigned char *(*ASN1_STRING_data)(ASN1_STRING *x);
257 extern const unsigned char *(*ASN1_STRING_get0_data)(const ASN1_STRING *x);
258 extern int (*ASN1_STRING_length)(const ASN1_STRING *x);
259 extern int (*ASN1_STRING_to_UTF8)(unsigned char **out, const ASN1_STRING *in);
260 extern int (*ASN1_STRING_type)(const ASN1_STRING *x);
261 
262 extern void *(*BIO_get_data)(BIO *a);
263 extern int (*BIO_get_new_index)(void);
264 extern int (*OPENSSL_init_ssl)(uint64_t opts, const void *settings);
265 extern void (*BIO_meth_free)(BIO_METHOD *biom);
266 extern int (*BIO_meth_set_create)(BIO_METHOD *biom, int (*create) (BIO *));
267 extern int (*BIO_meth_set_ctrl)(BIO_METHOD *biom, long (*ctrl) (BIO *, int, long, void *));
268 extern int (*BIO_meth_set_destroy)(BIO_METHOD *biom, int (*destroy) (BIO *));
269 extern int (*BIO_meth_set_gets)(BIO_METHOD *biom, int (*gets) (BIO *, char *, int));
270 extern int (*BIO_meth_set_puts)(BIO_METHOD *biom, int (*puts) (BIO *, const char *));
271 extern int (*BIO_meth_set_read)(BIO_METHOD *biom, int (*read) (BIO *, char *, int));
272 extern int (*BIO_meth_set_write)(BIO_METHOD *biom, int (*write) (BIO *, const char *, int));
273 extern BIO_METHOD *(*BIO_meth_new)(int type, const char *name);
274 extern BIO *(*BIO_new)(const BIO_METHOD *type);
275 extern void (*BIO_set_data)(BIO *a, void *ptr);
276 extern void (*BIO_set_init)(BIO *a, int init);
277 
278 extern void (*CRYPTO_free)(void *ptr, const char *file, int line);
279 extern void *(*CRYPTO_malloc)(size_t num, const char *file, int line);
280 extern int (*CRYPTO_num_locks)(void);
281 extern void (*CRYPTO_set_locking_callback)(void (*func)(int mode, int type, const char *file, int line));
282 extern int (*CRYPTO_set_mem_functions)(void *(*m)(size_t bytes), void *(*r)(void *mem, size_t size), void (*f)(void *mem));
283 extern int (*CRYPTO_THREADID_set_callback)(void (*func)(CRYPTO_THREADID *id));
284 extern void (*CRYPTO_THREADID_set_numeric)(CRYPTO_THREADID *id, unsigned long val);
285 
286 extern char *(*ERR_error_string)(unsigned long e, char *buf);
287 extern void (*ERR_error_string_n)(unsigned long e, char *buf, size_t len);
288 extern unsigned long (*ERR_get_error)(void);
289 
290 # define OPENSSL_malloc(num) CRYPTO_malloc(num, __FILE__, __LINE__)
291 # define OPENSSL_free(addr) CRYPTO_free(addr, __FILE__, __LINE__)
292 
293 extern int (*SSL_connect)(SSL *ssl);
294 extern long (*SSL_ctrl)(SSL *ssl, int cmd, long arg, void *parg);
295 extern void (*SSL_free)(SSL *ssl);
296 extern int (*SSL_get_error)(SSL *ssl, int ret);
297 extern X509 *(*SSL_get_peer_certificate)(const SSL *ssl);
298 extern long (*SSL_get_verify_result)(const SSL *ssl);
299 extern int (*SSL_library_init)(void);
300 extern void (*SSL_load_error_strings)(void);
301 extern SSL *(*SSL_new)(SSL_CTX *ctx);
302 extern int (*SSL_read)(SSL *ssl, const void *buf, int num);
303 extern void (*SSL_set_bio)(SSL *ssl, BIO *rbio, BIO *wbio);
304 extern int (*SSL_shutdown)(SSL *ssl);
305 extern int (*SSL_write)(SSL *ssl, const void *buf, int num);
306 
307 # define SSL_set_tlsext_host_name(s, name) SSL_ctrl((s), SSL_CTRL_SET_TLSEXT_HOSTNAME, TLSEXT_NAMETYPE_host_name, (char *)(name));
308 
309 extern long (*SSL_CTX_ctrl)(SSL_CTX *ctx, int cmd, long larg, void *parg);
310 extern void (*SSL_CTX_free)(SSL_CTX *ctx);
311 extern SSL_CTX *(*SSL_CTX_new)(const SSL_METHOD *method);
312 extern int (*SSL_CTX_set_cipher_list)(SSL_CTX *ctx, const char *str);
313 extern int (*SSL_CTX_set_default_verify_paths)(SSL_CTX *ctx);
314 extern long (*SSL_CTX_set_options)(SSL_CTX *ctx, long options);
315 extern void (*SSL_CTX_set_verify)(SSL_CTX *ctx, int mode, int (*verify_callback)(int, X509_STORE_CTX *));
316 extern int (*SSL_CTX_load_verify_locations)(SSL_CTX *ctx, const char *CAfile, const char *CApath);
317 
318 # define SSL_CTX_set_mode(ctx, mode) SSL_CTX_ctrl((ctx), SSL_CTRL_MODE, (mode), NULL);
319 
320 extern const SSL_METHOD *(*SSLv23_method)(void);
321 extern const SSL_METHOD *(*TLS_method)(void);
322 
323 extern ASN1_STRING *(*X509_NAME_ENTRY_get_data)(const X509_NAME_ENTRY *ne);
324 extern X509_NAME_ENTRY *(*X509_NAME_get_entry)(X509_NAME *name, int loc);
325 extern int (*X509_NAME_get_index_by_NID)(X509_NAME *name, int nid, int lastpos);
326 extern void (*X509_free)(X509 *a);
327 extern void *(*X509_get_ext_d2i)(const X509 *x, int nid, int *crit, int *idx);
328 extern X509_NAME *(*X509_get_subject_name)(const X509 *x);
329 
330 extern int (*i2d_X509)(X509 *a, unsigned char **ppout);
331 
332 extern int (*OPENSSL_sk_num)(const void *sk);
333 extern void *(*OPENSSL_sk_value)(const void *sk, int i);
334 extern void (*OPENSSL_sk_free)(void *sk);
335 
336 extern int (*sk_num)(const void *sk);
337 extern void *(*sk_value)(const void *sk, int i);
338 extern void (*sk_free)(void *sk);
339 
340 extern int sk_GENERAL_NAME_num(const GENERAL_NAME *sk);
341 extern GENERAL_NAME *sk_GENERAL_NAME_value(const GENERAL_NAME *sk, int i);
342 extern void GENERAL_NAMES_free(GENERAL_NAME *sk);
343 
344 extern int git_openssl_stream_dynamic_init(void);
345 
346 #endif /* GIT_OPENSSL_DYNAMIC */
347 
348 #endif
349