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Diffstat (limited to 'debug/fread_chk.c')
-rw-r--r-- | debug/fread_chk.c | 54 |
1 files changed, 0 insertions, 54 deletions
diff --git a/debug/fread_chk.c b/debug/fread_chk.c deleted file mode 100644 index b99a4e477f..0000000000 --- a/debug/fread_chk.c +++ /dev/null @@ -1,54 +0,0 @@ -/* Copyright (C) 1993-2017 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 - <http://www.gnu.org/licenses/>. - - As a special exception, if you link the code in this file with - files compiled with a GNU compiler to produce an executable, - that does not cause the resulting executable to be covered by - the GNU Lesser General Public License. This exception does not - however invalidate any other reasons why the executable file - might be covered by the GNU Lesser General Public License. - This exception applies to code released by its copyright holders - in files containing the exception. */ - -#include "libioP.h" -#include <stdio.h> - -size_t -__fread_chk (void *__restrict ptr, size_t ptrlen, - size_t size, size_t n, FILE *__restrict stream) -{ - size_t bytes_requested = size * n; - if (__builtin_expect ((n | size) - >= (((size_t) 1) << (8 * sizeof (size_t) / 2)), 0)) - { - if (size != 0 && bytes_requested / size != n) - __chk_fail (); - } - - if (__glibc_unlikely (bytes_requested > ptrlen)) - __chk_fail (); - - CHECK_FILE (stream, 0); - if (bytes_requested == 0) - return 0; - - size_t bytes_read; - _IO_acquire_lock (stream); - bytes_read = _IO_sgetn (stream, (char *) ptr, bytes_requested); - _IO_release_lock (stream); - return bytes_requested == bytes_read ? n : bytes_read / size; -} |