diff options
Diffstat (limited to 'sysdeps')
-rw-r--r-- | sysdeps/generic/bp-semctl.h | 66 | ||||
-rw-r--r-- | sysdeps/unix/sysv/linux/i386/semctl.c | 7 | ||||
-rw-r--r-- | sysdeps/unix/sysv/linux/semctl.c | 13 | ||||
-rw-r--r-- | sysdeps/unix/sysv/linux/sparc/sparc32/semctl.c | 7 | ||||
-rw-r--r-- | sysdeps/unix/sysv/linux/sparc/sparc64/semctl.c | 5 |
5 files changed, 10 insertions, 88 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_ */ diff --git a/sysdeps/unix/sysv/linux/i386/semctl.c b/sysdeps/unix/sysv/linux/i386/semctl.c index f3299eace2..67e75a1c74 100644 --- a/sysdeps/unix/sysv/linux/i386/semctl.c +++ b/sysdeps/unix/sysv/linux/i386/semctl.c @@ -49,9 +49,6 @@ union semun struct __old_semid_ds *__old_buf; }; -#include <bp-checks.h> -#include <bp-semctl.h> /* definition of CHECK_SEMCTL needs union semum */ - /* Return identifier for array of NSEMS semaphores associated with KEY. */ #if SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_2) @@ -75,7 +72,7 @@ __old_semctl (int semid, int semnum, int cmd, ...) va_end (ap); return INLINE_SYSCALL (ipc, 5, IPCOP_semctl, semid, semnum, cmd, - CHECK_SEMCTL (&arg, semid, cmd)); + &arg); } compat_symbol (libc, __old_semctl, semctl, GLIBC_2_0); #endif @@ -94,7 +91,7 @@ __new_semctl (int semid, int semnum, int cmd, ...) va_end (ap); return INLINE_SYSCALL (ipc, 5, IPCOP_semctl, semid, semnum, cmd | __IPC_64, - CHECK_SEMCTL (&arg, semid, cmd | __IPC_64)); + &arg); } versioned_symbol (libc, __new_semctl, semctl, GLIBC_2_2); diff --git a/sysdeps/unix/sysv/linux/semctl.c b/sysdeps/unix/sysv/linux/semctl.c index 40d31f9149..6c5c51e930 100644 --- a/sysdeps/unix/sysv/linux/semctl.c +++ b/sysdeps/unix/sysv/linux/semctl.c @@ -50,9 +50,6 @@ union semun struct __old_semid_ds *__old_buf; }; -#include <bp-checks.h> -#include <bp-semctl.h> /* definition of CHECK_SEMCTL needs union semum */ - /* Return identifier for array of NSEMS semaphores associated with KEY. */ #if SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_2) @@ -91,7 +88,7 @@ __old_semctl (int semid, int semnum, int cmd, ...) va_end (ap); return INLINE_SYSCALL (ipc, 5, IPCOP_semctl, semid, semnum, cmd, - CHECK_SEMCTL (&arg, semid, cmd)); + &arg); } compat_symbol (libc, __old_semctl, semctl, GLIBC_2_0); #endif @@ -126,7 +123,7 @@ __new_semctl (int semid, int semnum, int cmd, ...) #if __ASSUME_IPC64 > 0 return INLINE_SYSCALL (ipc, 5, IPCOP_semctl, semid, semnum, cmd | __IPC_64, - CHECK_SEMCTL (&arg, semid, cmd | __IPC_64)); + &arg); #else switch (cmd) { @@ -136,7 +133,7 @@ __new_semctl (int semid, int semnum, int cmd, ...) break; default: return INLINE_SYSCALL (ipc, 5, IPCOP_semctl, semid, semnum, cmd, - CHECK_SEMCTL (&arg, semid, cmd)); + &arg); } { @@ -147,7 +144,7 @@ __new_semctl (int semid, int semnum, int cmd, ...) /* Unfortunately there is no way how to find out for sure whether we should use old or new semctl. */ result = INLINE_SYSCALL (ipc, 5, IPCOP_semctl, semid, semnum, cmd | __IPC_64, - CHECK_SEMCTL (&arg, semid, cmd | __IPC_64)); + &arg); if (result != -1 || errno != EINVAL) return result; @@ -167,7 +164,7 @@ __new_semctl (int semid, int semnum, int cmd, ...) } } result = INLINE_SYSCALL (ipc, 5, IPCOP_semctl, semid, semnum, cmd, - CHECK_SEMCTL (&arg, semid, cmd)); + &arg); if (result != -1 && cmd != IPC_SET) { memset(buf, 0, sizeof(*buf)); diff --git a/sysdeps/unix/sysv/linux/sparc/sparc32/semctl.c b/sysdeps/unix/sysv/linux/sparc/sparc32/semctl.c index ef93f8c531..1a4bbac8f1 100644 --- a/sysdeps/unix/sysv/linux/sparc/sparc32/semctl.c +++ b/sysdeps/unix/sysv/linux/sparc/sparc32/semctl.c @@ -50,9 +50,6 @@ union semun struct __old_semid_ds *__old_buf; }; -#include <bp-checks.h> -#include <bp-semctl.h> /* definition of CHECK_SEMCTL needs union semum */ - /* Return identifier for array of NSEMS semaphores associated with KEY. */ #if SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_2) @@ -87,7 +84,7 @@ __old_semctl (int semid, int semnum, int cmd, ...) } return INLINE_SYSCALL (ipc, 5, IPCOP_semctl, semid, semnum, cmd, - CHECK_SEMCTL (&arg, semid, cmd)); + &arg); } compat_symbol (libc, __old_semctl, semctl, GLIBC_2_0); #endif @@ -117,7 +114,7 @@ __new_semctl (int semid, int semnum, int cmd, ...) } return INLINE_SYSCALL (ipc, 5, IPCOP_semctl, semid, semnum, cmd | __IPC_64, - CHECK_SEMCTL (&arg, semid, cmd | __IPC_64)); + &arg); } versioned_symbol (libc, __new_semctl, semctl, GLIBC_2_2); diff --git a/sysdeps/unix/sysv/linux/sparc/sparc64/semctl.c b/sysdeps/unix/sysv/linux/sparc/sparc64/semctl.c index 4303d10e0e..9ada8e847c 100644 --- a/sysdeps/unix/sysv/linux/sparc/sparc64/semctl.c +++ b/sysdeps/unix/sysv/linux/sparc/sparc64/semctl.c @@ -33,9 +33,6 @@ union semun struct seminfo *__buf; /* buffer for IPC_INFO */ }; -#include <bp-checks.h> -#include <bp-semctl.h> /* definition of CHECK_SEMCTL needs union semum */ - /* Return identifier for array of NSEMS semaphores associated with KEY. */ @@ -53,5 +50,5 @@ semctl (int semid, int semnum, int cmd, ...) va_end (ap); return INLINE_SYSCALL (ipc, 5, IPCOP_semctl, semid, semnum, cmd, - CHECK_SEMCTL (&arg, semid, cmd)->array); + arg.array); } |