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Diffstat (limited to 'windows-x86_64/include/openssl/ex_data.h')
| -rw-r--r-- | windows-x86_64/include/openssl/ex_data.h | 213 |
1 files changed, 213 insertions, 0 deletions
diff --git a/windows-x86_64/include/openssl/ex_data.h b/windows-x86_64/include/openssl/ex_data.h new file mode 100644 index 0000000..e78e070 --- /dev/null +++ b/windows-x86_64/include/openssl/ex_data.h @@ -0,0 +1,213 @@ +/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) + * All rights reserved. + * + * This package is an SSL implementation written + * by Eric Young (eay@cryptsoft.com). + * The implementation was written so as to conform with Netscapes SSL. + * + * This library is free for commercial and non-commercial use as long as + * the following conditions are aheared to. The following conditions + * apply to all code found in this distribution, be it the RC4, RSA, + * lhash, DES, etc., code; not just the SSL code. The SSL documentation + * included with this distribution is covered by the same copyright terms + * except that the holder is Tim Hudson (tjh@cryptsoft.com). + * + * Copyright remains Eric Young's, and as such any Copyright notices in + * the code are not to be removed. + * If this package is used in a product, Eric Young should be given attribution + * as the author of the parts of the library used. + * This can be in the form of a textual message at program startup or + * in documentation (online or textual) provided with the package. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * "This product includes cryptographic software written by + * Eric Young (eay@cryptsoft.com)" + * The word 'cryptographic' can be left out if the rouines from the library + * being used are not cryptographic related :-). + * 4. If you include any Windows specific code (or a derivative thereof) from + * the apps directory (application code) you must include an acknowledgement: + * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" + * + * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * The licence and distribution terms for any publically available version or + * derivative of this code cannot be changed. i.e. this code cannot simply be + * copied and put under another distribution licence + * [including the GNU Public Licence.] + */ +/* ==================================================================== + * Copyright (c) 1998-2001 The OpenSSL Project. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * + * 3. All advertising materials mentioning features or use of this + * software must display the following acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit. (http://www.openssl.org/)" + * + * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to + * endorse or promote products derived from this software without + * prior written permission. For written permission, please contact + * openssl-core@openssl.org. + * + * 5. Products derived from this software may not be called "OpenSSL" + * nor may "OpenSSL" appear in their names without prior written + * permission of the OpenSSL Project. + * + * 6. Redistributions of any form whatsoever must retain the following + * acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit (http://www.openssl.org/)" + * + * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY + * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR + * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, + * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED + * OF THE POSSIBILITY OF SUCH DAMAGE. + * ==================================================================== + * + * This product includes cryptographic software written by Eric Young + * (eay@cryptsoft.com). This product includes software written by Tim + * Hudson (tjh@cryptsoft.com). */ + +#ifndef OPENSSL_HEADER_EX_DATA_H +#define OPENSSL_HEADER_EX_DATA_H + +#include <openssl/base.h> + +#include <openssl/stack.h> + +#if defined(__cplusplus) +extern "C" { +#endif + + +/* ex_data is a mechanism for associating arbitrary extra data with objects. + * For each type of object that supports ex_data, different users can be + * assigned indexes in which to store their data. Each index has callback + * functions that are called when an object of that type is freed or + * duplicated. */ + + +typedef struct crypto_ex_data_st CRYPTO_EX_DATA; + + +/* Type-specific functions. + * + * Each type that supports ex_data provides three functions: */ + +#if 0 /* Sample */ + +/* TYPE_get_ex_new_index allocates a new index for |TYPE|. See the + * descriptions of the callback typedefs for details of when they are + * called. Any of the callback arguments may be NULL. The |argl| and |argp| + * arguments are opaque values that are passed to the callbacks. It returns the + * new index or a negative number on error. + * + * TODO(fork): this should follow the standard calling convention. */ +OPENSSL_EXPORT int TYPE_get_ex_new_index(long argl, void *argp, + CRYPTO_EX_unused *unused, + CRYPTO_EX_dup *dup_func, + CRYPTO_EX_free *free_func); + +/* TYPE_set_ex_data sets an extra data pointer on |t|. The |index| argument + * should have been returned from a previous call to |TYPE_get_ex_new_index|. */ +OPENSSL_EXPORT int TYPE_set_ex_data(TYPE *t, int index, void *arg); + +/* TYPE_get_ex_data returns an extra data pointer for |t|, or NULL if no such + * pointer exists. The |index| argument should have been returned from a + * previous call to |TYPE_get_ex_new_index|. */ +OPENSSL_EXPORT void *TYPE_get_ex_data(const TYPE *t, int index); + +#endif /* Sample */ + + +/* Callback types. */ + +/* CRYPTO_EX_free is a callback function that is called when an object of the + * class with extra data pointers is being destroyed. For example, if this + * callback has been passed to |SSL_get_ex_new_index| then it may be called each + * time an |SSL*| is destroyed. + * + * The callback is passed the new object (i.e. the |SSL*|) in |parent|. The + * arguments |argl| and |argp| contain opaque values that were given to + * |CRYPTO_get_ex_new_index|. The callback should return one on success, but + * the value is ignored. + * + * This callback may be called with a NULL value for |ptr| if |parent| has no + * value set for this index. However, the callbacks may also be skipped entirely + * if no extra data pointers are set on |parent| at all. */ +typedef void CRYPTO_EX_free(void *parent, void *ptr, CRYPTO_EX_DATA *ad, + int index, long argl, void *argp); + +/* CRYPTO_EX_dup is a callback function that is called when an object of the + * class is being copied and thus the ex_data linked to it also needs to be + * copied. On entry, |*from_d| points to the data for this index from the + * original object. When the callback returns, |*from_d| will be set as the + * data for this index in |to|. + * + * This callback may be called with a NULL value for |*from_d| if |from| has no + * value set for this index. However, the callbacks may also be skipped entirely + * if no extra data pointers are set on |from| at all. */ +typedef int CRYPTO_EX_dup(CRYPTO_EX_DATA *to, const CRYPTO_EX_DATA *from, + void **from_d, int index, long argl, void *argp); + + +/* Deprecated functions. */ + +/* CRYPTO_cleanup_all_ex_data does nothing. */ +OPENSSL_EXPORT void CRYPTO_cleanup_all_ex_data(void); + + +/* Private structures. */ + +/* CRYPTO_EX_unused is a placeholder for an unused callback. It is aliased to + * int to ensure non-NULL callers fail to compile rather than fail silently. */ +typedef int CRYPTO_EX_unused; + +struct crypto_ex_data_st { + STACK_OF(void) *sk; +}; + + +#if defined(__cplusplus) +} /* extern C */ +#endif + +#endif /* OPENSSL_HEADER_EX_DATA_H */ |