src/streams/openssl_dynamic.h

   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