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debug/memcpy_chk.c
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Paul Eggert
Update copyright dates with scripts/update-copyrights
02 янв 2026, 00:42
02 янв 2026, 00:42
66f3e92
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/* Copy memory to memory until the specified number of bytes has been copied with error checking. Overlap is NOT handled correctly. Copyright (C) 1991-2026 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. The GNU C Library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with the GNU C Library; if not, see <https://www.gnu.org/licenses/>. */ #include <string.h> #include <memcopy.h> void * __memcpy_chk (void *dstpp, const void *srcpp, size_t len, size_t dstlen) { if (__glibc_unlikely (dstlen < len)) __chk_fail (); return memcpy (dstpp, srcpp, len); } libc_hidden_builtin_def (__memcpy_chk)