/* * Copyright (C) 2014-2015 Tobias Klauser * Copyright (C) 2009-2012 Daniel Borkmann * * This file is part of llmnrd. * * llmnrd is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, version 2 of the License. * * llmnrd is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with llmnrd. If not, see . */ #ifndef UTIL_H #define UTIL_H #include #include #include #include "compiler.h" #define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0])) /* * min() macro with strict type-checking. * Taken from linux/kernel.h */ #undef min #define min(x, y) ({ \ typeof(x) _min1 = (x); \ typeof(y) _min2 = (y); \ (void) (&_min1 == &_min2); \ _min1 < _min2 ? _min1 : _min2; }) static inline void __noreturn panic(const char *fmt, ...) { va_list vl; va_start(vl, fmt); vfprintf(stderr, fmt, vl); va_end(vl); exit(EXIT_FAILURE); } void *xmalloc(size_t size); void *xzalloc(size_t size); void *xrealloc(void *ptr, size_t size); char *xstrdup(const char *s); #endif /* UTIL_H */ summaryrefslogtreecommitdiff
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