2 * utils - misc libubox utility functions
4 * Copyright (C) 2012 Felix Fietkau <nbd@openwrt.org>
6 * Permission to use, copy, modify, and/or distribute this software for any
7 * purpose with or without fee is hereby granted, provided that the above
8 * copyright notice and this permission notice appear in all copies.
10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
24 #define foreach_arg(_arg, _addr, _len, _first_addr, _first_len) \
25 for (_addr = (_first_addr), _len = (_first_len); \
27 _addr = va_arg(_arg, void **), _len = _addr ? va_arg(_arg, size_t) : 0)
29 void *__calloc_a(size_t len, ...)
41 foreach_arg(ap1, cur_addr, cur_len, &ret, len)
45 ptr = calloc(1, alloc_len);
47 foreach_arg(ap, cur_addr, cur_len, &ret, len) {
48 *cur_addr = &ptr[alloc_len];