57 lines
1.9 KiB
C
57 lines
1.9 KiB
C
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/*
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* Copyright © 2014 David FORT <contact@hardening-consulting.com>
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*
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* Permission to use, copy, modify, distribute, and sell this software and its
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* documentation for any purpose is hereby granted without fee, provided that
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* the above copyright notice appear in all copies and that both that copyright
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* notice and this permission notice appear in supporting documentation, and
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* that the name of the copyright holders not be used in advertising or
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* publicity pertaining to distribution of the software without specific,
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* written prior permission. The copyright holders make no representations
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* about the suitability of this software for any purpose. It is provided "as
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* is" without express or implied warranty.
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*
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* THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
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* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
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* EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
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* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
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* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
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* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
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* OF THIS SOFTWARE.
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*/
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#ifndef UWAC_UTILS_H_
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#define UWAC_UTILS_H_
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#include <stdlib.h>
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#define min(a, b) \
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({ \
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__typeof__(a) _a = (a); \
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__typeof__(b) _b = (b); \
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_a < _b ? _a : _b; \
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})
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#define container_of(ptr, type, member) \
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({ \
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const __typeof__(((type*)0)->member)* __mptr = (ptr); \
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(type*)((char*)__mptr - offsetof(type, member)); \
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})
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#define ARRAY_LENGTH(a) (sizeof(a) / sizeof(a)[0])
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void* xmalloc(size_t s);
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static inline void* zalloc(size_t size)
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{
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return calloc(1, size);
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}
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void* xzalloc(size_t s);
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char* xstrdup(const char* s);
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void* xrealloc(void* p, size_t s);
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#endif /* UWAC_UTILS_H_ */
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