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b5cc329c UD |
1 | /* Copy memory to memory until the specified number of bytes |
2 | has been copied, return pointer to following byte, with error checking. | |
3 | Overlap is NOT handled correctly. | |
f7a9f785 | 4 | Copyright (C) 1991-2016 Free Software Foundation, Inc. |
b5cc329c UD |
5 | This file is part of the GNU C Library. |
6 | Contributed by Torbjorn Granlund (tege@sics.se). | |
7 | ||
8 | The GNU C Library is free software; you can redistribute it and/or | |
9 | modify it under the terms of the GNU Lesser General Public | |
10 | License as published by the Free Software Foundation; either | |
11 | version 2.1 of the License, or (at your option) any later version. | |
12 | ||
13 | The GNU C Library is distributed in the hope that it will be useful, | |
14 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
16 | Lesser General Public License for more details. | |
17 | ||
18 | You should have received a copy of the GNU Lesser General Public | |
59ba27a6 PE |
19 | License along with the GNU C Library; if not, see |
20 | <http://www.gnu.org/licenses/>. */ | |
b5cc329c UD |
21 | |
22 | #include <string.h> | |
23 | #include <memcopy.h> | |
b5cc329c UD |
24 | |
25 | void * | |
9d46370c | 26 | __mempcpy_chk (void *dstpp, const void *srcpp, size_t len, size_t dstlen) |
b5cc329c | 27 | { |
a1ffb40e | 28 | if (__glibc_unlikely (dstlen < len)) |
b5cc329c UD |
29 | __chk_fail (); |
30 | ||
d674f0ef | 31 | return __mempcpy (dstpp, srcpp, len); |
b5cc329c | 32 | } |