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authorcvs2svn <admin@example.com>2025-04-14 17:32:06 +0000
committercvs2svn <admin@example.com>2025-04-14 17:32:06 +0000
commiteb8dd9dca1228af0cd132f515509051ecfabf6f6 (patch)
treeedb6da6af7e865d488dc1a29309f1e1ec226e603 /src/lib/libcrypto/hidden/crypto_namespace.h
parent247f0352e0ed72a4f476db9dc91f4d982bc83eb2 (diff)
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This commit was manufactured by cvs2git to create tag 'tb_20250414'.tb_20250414
Diffstat (limited to 'src/lib/libcrypto/hidden/crypto_namespace.h')
-rw-r--r--src/lib/libcrypto/hidden/crypto_namespace.h51
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diff --git a/src/lib/libcrypto/hidden/crypto_namespace.h b/src/lib/libcrypto/hidden/crypto_namespace.h
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1/* $OpenBSD: crypto_namespace.h,v 1.4 2024/07/11 21:31:52 miod Exp $ */
2/*
3 * Copyright (c) 2016 Philip Guenther <guenther@openbsd.org>
4 *
5 * Permission to use, copy, modify, and distribute this software for any
6 * purpose with or without fee is hereby granted, provided that the above
7 * copyright notice and this permission notice appear in all copies.
8 *
9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16 */
17
18#ifndef _LIBCRYPTO_CRYPTO_NAMESPACE_H_
19#define _LIBCRYPTO_CRYPTO_NAMESPACE_H_
20
21/*
22 * If marked as 'used', then internal calls use the name with prefix "_lcry_"
23 * and we alias that to the normal name *and* the name with prefix "_libre_";
24 * external calls use the latter name.
25 */
26
27#ifdef LIBRESSL_NAMESPACE
28#ifdef LIBRESSL_CRYPTO_NAMESPACE
29# define LCRYPTO_UNUSED(x) __attribute__((deprecated)) \
30 __attribute__((visibility("hidden"))) \
31 typeof(x) x asm("_lcry_"#x)
32# define LCRYPTO_USED(x) __attribute__((visibility("hidden"))) \
33 typeof(x) x asm("_lcry_"#x)
34# if defined(__hppa__)
35# define LCRYPTO_ALIAS1(pre,x) asm("! .global "#pre#x" ! .set "#pre#x", _lcry_"#x)
36#else
37# define LCRYPTO_ALIAS1(pre,x) asm(".global "#pre#x"; "#pre#x" = _lcry_"#x)
38#endif
39# define LCRYPTO_ALIAS(x) LCRYPTO_ALIAS1(,x); LCRYPTO_ALIAS1(_libre_,x)
40#else
41# define LCRYPTO_UNUSED(x) typeof(x) x __attribute__((deprecated))
42# define LCRYPTO_USED(x) typeof(x) x asm("_libre_"#x)
43#endif
44#else
45# define LCRYPTO_UNUSED(x)
46# define LCRYPTO_USED(x)
47# define LCRYPTO_ALIAS1(pre,x)
48# define LCRYPTO_ALIAS(x) asm("")
49#endif
50
51#endif /* _LIBCRYPTO_CRYPTO_NAMESPACE_H_ */