1*c66bbc91SGabor Kovesdan /*- 2*c66bbc91SGabor Kovesdan * Copyright (C) 2009 Gabor Kovesdan <gabor@FreeBSD.org> 3*c66bbc91SGabor Kovesdan * Copyright (C) 2012 Oleg Moskalenko <oleg.moskalenko@citrix.com> 4*c66bbc91SGabor Kovesdan * All rights reserved. 5*c66bbc91SGabor Kovesdan * 6*c66bbc91SGabor Kovesdan * Redistribution and use in source and binary forms, with or without 7*c66bbc91SGabor Kovesdan * modification, are permitted provided that the following conditions 8*c66bbc91SGabor Kovesdan * are met: 9*c66bbc91SGabor Kovesdan * 1. Redistributions of source code must retain the above copyright 10*c66bbc91SGabor Kovesdan * notice, this list of conditions and the following disclaimer. 11*c66bbc91SGabor Kovesdan * 2. Redistributions in binary form must reproduce the above copyright 12*c66bbc91SGabor Kovesdan * notice, this list of conditions and the following disclaimer in the 13*c66bbc91SGabor Kovesdan * documentation and/or other materials provided with the distribution. 14*c66bbc91SGabor Kovesdan * 15*c66bbc91SGabor Kovesdan * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16*c66bbc91SGabor Kovesdan * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17*c66bbc91SGabor Kovesdan * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18*c66bbc91SGabor Kovesdan * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19*c66bbc91SGabor Kovesdan * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20*c66bbc91SGabor Kovesdan * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21*c66bbc91SGabor Kovesdan * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22*c66bbc91SGabor Kovesdan * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23*c66bbc91SGabor Kovesdan * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24*c66bbc91SGabor Kovesdan * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25*c66bbc91SGabor Kovesdan * SUCH DAMAGE. 26*c66bbc91SGabor Kovesdan */ 27*c66bbc91SGabor Kovesdan 28*c66bbc91SGabor Kovesdan #include <sys/cdefs.h> 29*c66bbc91SGabor Kovesdan __FBSDID("$FreeBSD$"); 30*c66bbc91SGabor Kovesdan 31*c66bbc91SGabor Kovesdan #include <err.h> 32*c66bbc91SGabor Kovesdan #include <stdint.h> 33*c66bbc91SGabor Kovesdan #include <stdlib.h> 34*c66bbc91SGabor Kovesdan #include <string.h> 35*c66bbc91SGabor Kovesdan 36*c66bbc91SGabor Kovesdan #include "mem.h" 37*c66bbc91SGabor Kovesdan 38*c66bbc91SGabor Kovesdan /* 39*c66bbc91SGabor Kovesdan * malloc() wrapper. 40*c66bbc91SGabor Kovesdan */ 41*c66bbc91SGabor Kovesdan void * 42*c66bbc91SGabor Kovesdan sort_malloc(size_t size) 43*c66bbc91SGabor Kovesdan { 44*c66bbc91SGabor Kovesdan void *ptr; 45*c66bbc91SGabor Kovesdan 46*c66bbc91SGabor Kovesdan if ((ptr = malloc(size)) == NULL) 47*c66bbc91SGabor Kovesdan err(2, NULL); 48*c66bbc91SGabor Kovesdan return (ptr); 49*c66bbc91SGabor Kovesdan } 50*c66bbc91SGabor Kovesdan 51*c66bbc91SGabor Kovesdan /* 52*c66bbc91SGabor Kovesdan * free() wrapper. 53*c66bbc91SGabor Kovesdan */ 54*c66bbc91SGabor Kovesdan void 55*c66bbc91SGabor Kovesdan sort_free(const void *ptr) 56*c66bbc91SGabor Kovesdan { 57*c66bbc91SGabor Kovesdan 58*c66bbc91SGabor Kovesdan if (ptr) 59*c66bbc91SGabor Kovesdan free(__DECONST(void *, ptr)); 60*c66bbc91SGabor Kovesdan } 61*c66bbc91SGabor Kovesdan 62*c66bbc91SGabor Kovesdan /* 63*c66bbc91SGabor Kovesdan * realloc() wrapper. 64*c66bbc91SGabor Kovesdan */ 65*c66bbc91SGabor Kovesdan void * 66*c66bbc91SGabor Kovesdan sort_realloc(void *ptr, size_t size) 67*c66bbc91SGabor Kovesdan { 68*c66bbc91SGabor Kovesdan 69*c66bbc91SGabor Kovesdan if ((ptr = realloc(ptr, size)) == NULL) 70*c66bbc91SGabor Kovesdan err(2, NULL); 71*c66bbc91SGabor Kovesdan return (ptr); 72*c66bbc91SGabor Kovesdan } 73*c66bbc91SGabor Kovesdan 74*c66bbc91SGabor Kovesdan char * 75*c66bbc91SGabor Kovesdan sort_strdup(const char *str) 76*c66bbc91SGabor Kovesdan { 77*c66bbc91SGabor Kovesdan char *dup; 78*c66bbc91SGabor Kovesdan 79*c66bbc91SGabor Kovesdan if ((dup = strdup(str)) == NULL) 80*c66bbc91SGabor Kovesdan err(2, NULL); 81*c66bbc91SGabor Kovesdan return (dup); 82*c66bbc91SGabor Kovesdan } 83