/*
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* Broadcom Secure Standard Library.
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*
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* Copyright (C) 2020, Broadcom.
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*
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* Unless you and Broadcom execute a separate written software license
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* agreement governing use of this software, this software is licensed to you
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* under the terms of the GNU General Public License version 2 (the "GPL"),
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* available at http://www.broadcom.com/licenses/GPLv2.php, with the
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* following added to such license:
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*
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* As a special exception, the copyright holders of this software give you
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* permission to link this software with independent modules, and to copy and
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* distribute the resulting executable under terms of your choice, provided that
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* you also meet, for each linked independent module, the terms and conditions of
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* the license of that module. An independent module is a module which is not
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* derived from this software. The special exception does not apply to any
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* modifications of the software.
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*
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*
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* <<Broadcom-WL-IPTag/Dual:>>
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*/
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#ifndef _bcmstdlib_s_h_
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#define _bcmstdlib_s_h_
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#ifndef BWL_NO_INTERNAL_STDLIB_S_SUPPORT
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#if !defined(__STDC_WANT_SECURE_LIB__) && \
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!(defined(__STDC_LIB_EXT1__) && defined(__STDC_WANT_LIB_EXT1__))
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extern int memmove_s(void *dest, size_t destsz, const void *src, size_t n);
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extern int memcpy_s(void *dest, size_t destsz, const void *src, size_t n);
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extern int memset_s(void *dest, size_t destsz, int c, size_t n);
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#endif /* !__STDC_WANT_SECURE_LIB__ && !(__STDC_LIB_EXT1__ && __STDC_WANT_LIB_EXT1__) */
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#if !defined(FREEBSD) && !defined(MACOSX) && !defined(BCM_USE_PLATFORM_STRLCPY)
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extern size_t strlcpy(char *dest, const char *src, size_t size);
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#endif /* !defined(FREEBSD) && !defined(MACOSX) && !defined(BCM_USE_PLATFORM_STRLCPY) */
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extern size_t strlcat_s(char *dest, const char *src, size_t size);
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/* Remap xxx_s() APIs to use compiler builtin functions for C standard library functions.
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* The intent is to identify buffer overflow at compile-time for the safe stdlib APIs when
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* the user-specified destination buffer-size is incorrect.
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*
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* This is only intended as a compile-time test, and should be used by compile-only targets.
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*/
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#if defined(BCM_STDLIB_S_BUILTINS_TEST)
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#define memmove_s(dest, destsz, src, n) ((void)(destsz), (int)__builtin_memmove((dest), (src), (n)))
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#define memcpy_s(dest, destsz, src, n) ((void)(destsz), (int)__builtin_memcpy((dest), (src), (n)))
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#define memset_s(dest, destsz, c, n) ((void)(destsz), (int)__builtin_memset((dest), (c), (n)))
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#define strlcpy(dest, src, size) ((void)(size), (size_t)__builtin_strcpy((dest), (src)))
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#define strlcat_s(dest, src, size) ((void)(size), (size_t)__builtin_strcat((dest), (src)))
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#endif /* BCM_STDLIB_S_BUILTINS_TEST */
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#endif /* !BWL_NO_INTERNAL_STDLIB_S_SUPPORT */
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#endif /* _bcmstdlib_s_h_ */
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