diff options
Diffstat (limited to 'sysdeps/generic/bp-semctl.h')
| -rw-r--r-- | sysdeps/generic/bp-semctl.h | 66 |
1 files changed, 0 insertions, 66 deletions
diff --git a/sysdeps/generic/bp-semctl.h b/sysdeps/generic/bp-semctl.h deleted file mode 100644 index 1f3ab92c67..0000000000 --- a/sysdeps/generic/bp-semctl.h +++ /dev/null @@ -1,66 +0,0 @@ -/* Bounded-pointer checking macros for C. - Copyright (C) 2000-2013 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Greg McGary <greg@mcgary.org> - - 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/>. */ - -#ifndef _bp_semctl_h_ -#define _bp_semctl_h_ 1 - -#if __BOUNDED_POINTERS__ - -# define CHECK_SEMCTL(ARGP, SEMID, CMD) check_semctl (ARGP, SEMID, CMD) - -union semun *__unbounded -check_semctl (union semun *arg, int semid, int cmd) -{ - int ipc64 = (cmd & __IPC_64); - - switch (cmd & ~__IPC_64) - { - case IPC_STAT: - case IPC_SET: - (void) CHECK_1 (arg->buf); - break; - - case GETALL: - case SETALL: - { - struct semid_ds ds; - union semun un = { .buf = &ds }; - unsigned int length = ~0; - - /* It's unfortunate that we need to make a recursive - system call to get the size of the semaphore set... */ - if (semctl (semid, 0, IPC_STAT | ipc64, un) == 0) - length = ds.sem_nsems; - (void) CHECK_N (arg->array, length); - break; - } - - case IPC_INFO: - (void) CHECK_1 (arg->__buf); - break; - } - - return __ptrvalue (arg); -} - -#else -# define CHECK_SEMCTL(ARGP, SEMID, CMD) (ARGP) -#endif - -#endif /* _bp_semctl_h_ */ |