52 lines
1.9 KiB
C
52 lines
1.9 KiB
C
/* $OpenBSD: crypto_namespace.h,v 1.2 2023/02/16 08:38:17 tb Exp $ */
|
|
/*
|
|
* Copyright (c) 2016 Philip Guenther <guenther@openbsd.org>
|
|
*
|
|
* Permission to use, copy, modify, and distribute this software for any
|
|
* purpose with or without fee is hereby granted, provided that the above
|
|
* copyright notice and this permission notice appear in all copies.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
|
|
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
|
|
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
|
|
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
|
|
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
|
|
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
|
|
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
|
|
*/
|
|
|
|
#ifndef _LIBCRYPTO_CRYPTO_NAMESPACE_H_
|
|
#define _LIBCRYPTO_CRYPTO_NAMESPACE_H_
|
|
|
|
/*
|
|
* If marked as 'used', then internal calls use the name with prefix "_lcry_"
|
|
* and we alias that to the normal name *and* the name with prefix "_libre_";
|
|
* external calls use the latter name.
|
|
*/
|
|
|
|
#ifdef _MSC_VER
|
|
# define LCRYPTO_UNUSED(x)
|
|
# define LCRYPTO_USED(x)
|
|
# define LCRYPTO_ALIAS1(pre, x)
|
|
# define LCRYPTO_ALIAS(x)
|
|
#else
|
|
#ifdef LIBRESSL_NAMESPACE
|
|
# define LCRYPTO_UNUSED(x) typeof(x) x __attribute__((deprecated))
|
|
#ifdef LIBRESSL_CRYPTO_NAMESPACE
|
|
# define LCRYPTO_USED(x) __attribute__((visibility("hidden"))) \
|
|
typeof(x) x asm("_lcry_"#x)
|
|
# define LCRYPTO_ALIAS1(pre,x) asm(".global "#pre#x"; "#pre#x" = _lcry_"#x)
|
|
# define LCRYPTO_ALIAS(x) LCRYPTO_ALIAS1(,x); LCRYPTO_ALIAS1(_libre_,x)
|
|
#else
|
|
# define LCRYPTO_USED(x) typeof(x) x asm("_libre_"#x)
|
|
#endif
|
|
#else
|
|
# define LCRYPTO_UNUSED(x)
|
|
# define LCRYPTO_USED(x)
|
|
# define LCRYPTO_ALIAS1(pre,x)
|
|
# define LCRYPTO_ALIAS(x) asm("")
|
|
#endif
|
|
#endif /* _MSC_VER */
|
|
|
|
#endif /* _LIBCRYPTO_CRYPTO_NAMESPACE_H_ */
|