| 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. |
| 4 | Copyright (C) 1991-2024 Free Software Foundation, Inc. |
| 5 | This file is part of the GNU C Library. |
| 6 | |
| 7 | The GNU C Library is free software; you can redistribute it and/or |
| 8 | modify it under the terms of the GNU Lesser General Public |
| 9 | License as published by the Free Software Foundation; either |
| 10 | version 2.1 of the License, or (at your option) any later version. |
| 11 | |
| 12 | The GNU C Library is distributed in the hope that it will be useful, |
| 13 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 15 | Lesser General Public License for more details. |
| 16 | |
| 17 | You should have received a copy of the GNU Lesser General Public |
| 18 | License along with the GNU C Library; if not, see |
| 19 | <https://www.gnu.org/licenses/>. */ |
| 20 | |
| 21 | #include <string.h> |
| 22 | #include <memcopy.h> |
| 23 | |
| 24 | void * |
| 25 | __mempcpy_chk (void *dstpp, const void *srcpp, size_t len, size_t dstlen) |
| 26 | { |
| 27 | if (__glibc_unlikely (dstlen < len)) |
| 28 | __chk_fail (); |
| 29 | |
| 30 | return __mempcpy (dstpp, srcpp, len); |
| 31 | } |
| 32 | libc_hidden_builtin_def (__mempcpy_chk) |
| 33 |