2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
4 * Copyright 1996-1998 John D. Polstra.
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
35 #include "rtld_printf.h"
36 #include "rtld_malloc.h"
39 xcalloc(size_t number, size_t size)
43 p = __crt_calloc(number, size);
45 rtld_fdputstr(STDERR_FILENO, "Out of memory\n");
57 p = __crt_malloc(size);
59 rtld_fdputstr(STDERR_FILENO, "Out of memory\n");
66 xstrdup(const char *str)
71 len = strlen(str) + 1;
73 memcpy(copy, str, len);
78 malloc_aligned(size_t size, size_t align)
82 if (align < sizeof(void *))
83 align = sizeof(void *);
85 mem = xmalloc(size + sizeof(void *) + align - 1);
86 res = (void *)round((uintptr_t)mem + sizeof(void *), align);
87 *(void **)((uintptr_t)res - sizeof(void *)) = mem;
92 free_aligned(void *ptr)