* sysdeps/generic/bp-checks.h (CHECK_SIGSET, CHECK_SIGSETopt):

New macros. 
* sysdeps/generic/strcpy.c: Add bounds checks. 
* sysdeps/unix/fxstat.c: Likewise. 
* sysdeps/unix/xstat.c: Likewise. 
* sysdeps/unix/common/lxstat.c: Likewise. 
* sysdeps/unix/sysv/linux/aio_sigqueue.c: Likewise. 
* sysdeps/unix/sysv/linux/execve.c: Likewise. 
* sysdeps/unix/sysv/linux/fxstat.c: Likewise. 
* sysdeps/unix/sysv/linux/fxstat64.c: Likewise. 
* sysdeps/unix/sysv/linux/getcwd.c: Likewise. 
* sysdeps/unix/sysv/linux/getdents.c: Likewise. 
* sysdeps/unix/sysv/linux/llseek.c: Likewise. 
* sysdeps/unix/sysv/linux/lxstat.c: Likewise. 
* sysdeps/unix/sysv/linux/lxstat64.c: Likewise. 
* sysdeps/unix/sysv/linux/poll.c: Likewise. 
* sysdeps/unix/sysv/linux/pread.c: Likewise. 
* sysdeps/unix/sysv/linux/pread64.c: Likewise. 
* sysdeps/unix/sysv/linux/ptrace.c: Likewise. 
* sysdeps/unix/sysv/linux/pwrite.c: Likewise. 
* sysdeps/unix/sysv/linux/pwrite64.c: Likewise. 
* sysdeps/unix/sysv/linux/readv.c: Likewise. 
* sysdeps/unix/sysv/linux/sigaction.c: Likewise. 
* sysdeps/unix/sysv/linux/sigpending.c: Likewise. 
* sysdeps/unix/sysv/linux/sigprocmask.c: Likewise. 
* sysdeps/unix/sysv/linux/sigqueue.c: Likewise. 
* sysdeps/unix/sysv/linux/sigsuspend.c: Likewise. 
* sysdeps/unix/sysv/linux/sigtimedwait.c: Likewise. 
* sysdeps/unix/sysv/linux/sigwaitinfo.c: Likewise. 
* sysdeps/unix/sysv/linux/sysctl.c: Likewise. 
* sysdeps/unix/sysv/linux/truncate64.c: Likewise. 
* sysdeps/unix/sysv/linux/ustat.c: Likewise. 
* sysdeps/unix/sysv/linux/writev.c: Likewise. 
* sysdeps/unix/sysv/linux/xmknod.c: Likewise. 
* sysdeps/unix/sysv/linux/xstat.c: Likewise. 
* sysdeps/unix/sysv/linux/xstat64.c: Likewise. 
* sysdeps/unix/sysv/linux/arm/sigaction.c: Likewise. 
* sysdeps/unix/sysv/linux/i386/brk.c: Likewise. 
* sysdeps/unix/sysv/linux/i386/chown.c: Likewise. 
* sysdeps/unix/sysv/linux/i386/fxstat.c: Likewise. 
* sysdeps/unix/sysv/linux/i386/getgroups.c: Likewise. 
* sysdeps/unix/sysv/linux/i386/getresgid.c: Likewise. 
* sysdeps/unix/sysv/linux/i386/getresuid.c: Likewise. 
* sysdeps/unix/sysv/linux/i386/getrlimit.c: Likewise. 
* sysdeps/unix/sysv/linux/i386/lchown.c: Likewise. 
* sysdeps/unix/sysv/linux/i386/lxstat.c: Likewise. 
* sysdeps/unix/sysv/linux/i386/setgroups.c: Likewise. 
* sysdeps/unix/sysv/linux/i386/setrlimit.c: Likewise. 
* sysdeps/unix/sysv/linux/i386/sigaction.c: Likewise. 
* sysdeps/unix/sysv/linux/i386/xstat.c: Likewise. 
* sysdeps/unix/sysv/linux/ia64/fxstat.c: Likewise. 
* sysdeps/unix/sysv/linux/ia64/lxstat.c: Likewise. 
* sysdeps/unix/sysv/linux/ia64/sigaction.c: Likewise. 
* sysdeps/unix/sysv/linux/ia64/sigpending.c: Likewise. 
* sysdeps/unix/sysv/linux/ia64/sigprocmask.c: Likewise. 
* sysdeps/unix/sysv/linux/ia64/sigsuspend.c: Likewise. 
* sysdeps/unix/sysv/linux/ia64/xstat.c: Likewise. 
* sysdeps/unix/sysv/linux/m68k/chown.c: Likewise. 
* sysdeps/unix/sysv/linux/mips/pread.c: Likewise. 
* sysdeps/unix/sysv/linux/mips/pread64.c: Likewise. 
* sysdeps/unix/sysv/linux/mips/pwrite.c: Likewise. 
* sysdeps/unix/sysv/linux/mips/pwrite64.c: Likewise. 
* sysdeps/unix/sysv/linux/mips/truncate64.c: Likewise. 
* sysdeps/unix/sysv/linux/mips/ustat.c: Likewise. 
* sysdeps/unix/sysv/linux/mips/xmknod.c: Likewise. 
* sysdeps/unix/sysv/linux/sparc/sparc32/mmap64.c: Likewise. 
* sysdeps/unix/sysv/linux/sparc/sparc64/sigaction.c: Likewise. 
* sysdeps/unix/sysv/linux/sparc/sparc64/sigpending.c: Likewise. 
* sysdeps/unix/sysv/linux/sparc/sparc64/sigprocmask.c: Likewise. 
* sysdeps/unix/sysv/linux/sparc/sparc64/sigsuspend.c: Likewise.
	* sysdeps/generic/bp-checks.h (CHECK_SIGSET, CHECK_SIGSETopt):
	New macros.
	* sysdeps/generic/strcpy.c: Add bounds checks.
	* sysdeps/unix/fxstat.c: Likewise.
	* sysdeps/unix/xstat.c: Likewise.
	* sysdeps/unix/common/lxstat.c: Likewise.
	* sysdeps/unix/sysv/linux/aio_sigqueue.c: Likewise.
	* sysdeps/unix/sysv/linux/execve.c: Likewise.
	* sysdeps/unix/sysv/linux/fxstat.c: Likewise.
	* sysdeps/unix/sysv/linux/fxstat64.c: Likewise.
	* sysdeps/unix/sysv/linux/getcwd.c: Likewise.
	* sysdeps/unix/sysv/linux/getdents.c: Likewise.
	* sysdeps/unix/sysv/linux/llseek.c: Likewise.
	* sysdeps/unix/sysv/linux/lxstat.c: Likewise.
	* sysdeps/unix/sysv/linux/lxstat64.c: Likewise.
	* sysdeps/unix/sysv/linux/poll.c: Likewise.
	* sysdeps/unix/sysv/linux/pread.c: Likewise.
	* sysdeps/unix/sysv/linux/pread64.c: Likewise.
	* sysdeps/unix/sysv/linux/ptrace.c: Likewise.
	* sysdeps/unix/sysv/linux/pwrite.c: Likewise.
	* sysdeps/unix/sysv/linux/pwrite64.c: Likewise.
	* sysdeps/unix/sysv/linux/readv.c: Likewise.
	* sysdeps/unix/sysv/linux/sigaction.c: Likewise.
	* sysdeps/unix/sysv/linux/sigpending.c: Likewise.
	* sysdeps/unix/sysv/linux/sigprocmask.c: Likewise.
	* sysdeps/unix/sysv/linux/sigqueue.c: Likewise.
	* sysdeps/unix/sysv/linux/sigsuspend.c: Likewise.
	* sysdeps/unix/sysv/linux/sigtimedwait.c: Likewise.
	* sysdeps/unix/sysv/linux/sigwaitinfo.c: Likewise.
	* sysdeps/unix/sysv/linux/sysctl.c: Likewise.
	* sysdeps/unix/sysv/linux/truncate64.c: Likewise.
	* sysdeps/unix/sysv/linux/ustat.c: Likewise.
	* sysdeps/unix/sysv/linux/writev.c: Likewise.
	* sysdeps/unix/sysv/linux/xmknod.c: Likewise.
	* sysdeps/unix/sysv/linux/xstat.c: Likewise.
	* sysdeps/unix/sysv/linux/xstat64.c: Likewise.
	* sysdeps/unix/sysv/linux/arm/sigaction.c: Likewise.
	* sysdeps/unix/sysv/linux/i386/brk.c: Likewise.
	* sysdeps/unix/sysv/linux/i386/chown.c: Likewise.
	* sysdeps/unix/sysv/linux/i386/fxstat.c: Likewise.
	* sysdeps/unix/sysv/linux/i386/getgroups.c: Likewise.
	* sysdeps/unix/sysv/linux/i386/getresgid.c: Likewise.
	* sysdeps/unix/sysv/linux/i386/getresuid.c: Likewise.
	* sysdeps/unix/sysv/linux/i386/getrlimit.c: Likewise.
	* sysdeps/unix/sysv/linux/i386/lchown.c: Likewise.
	* sysdeps/unix/sysv/linux/i386/lxstat.c: Likewise.
	* sysdeps/unix/sysv/linux/i386/setgroups.c: Likewise.
	* sysdeps/unix/sysv/linux/i386/setrlimit.c: Likewise.
	* sysdeps/unix/sysv/linux/i386/sigaction.c: Likewise.
	* sysdeps/unix/sysv/linux/i386/xstat.c: Likewise.
	* sysdeps/unix/sysv/linux/ia64/fxstat.c: Likewise.
	* sysdeps/unix/sysv/linux/ia64/lxstat.c: Likewise.
	* sysdeps/unix/sysv/linux/ia64/sigaction.c: Likewise.
	* sysdeps/unix/sysv/linux/ia64/sigpending.c: Likewise.
	* sysdeps/unix/sysv/linux/ia64/sigprocmask.c: Likewise.
	* sysdeps/unix/sysv/linux/ia64/sigsuspend.c: Likewise.
	* sysdeps/unix/sysv/linux/ia64/xstat.c: Likewise.
	* sysdeps/unix/sysv/linux/m68k/chown.c: Likewise.
	* sysdeps/unix/sysv/linux/mips/pread.c: Likewise.
	* sysdeps/unix/sysv/linux/mips/pread64.c: Likewise.
	* sysdeps/unix/sysv/linux/mips/pwrite.c: Likewise.
	* sysdeps/unix/sysv/linux/mips/pwrite64.c: Likewise.
	* sysdeps/unix/sysv/linux/mips/truncate64.c: Likewise.
	* sysdeps/unix/sysv/linux/mips/ustat.c: Likewise.
	* sysdeps/unix/sysv/linux/mips/xmknod.c: Likewise.
	* sysdeps/unix/sysv/linux/sparc/sparc32/mmap64.c: Likewise.
	* sysdeps/unix/sysv/linux/sparc/sparc64/sigaction.c: Likewise.
	* sysdeps/unix/sysv/linux/sparc/sparc64/sigpending.c: Likewise.
	* sysdeps/unix/sysv/linux/sparc/sparc64/sigprocmask.c: Likewise.
	* sysdeps/unix/sysv/linux/sparc/sparc64/sigsuspend.c: Likewise.

1 files changed, 8 insertions, 3 deletions

diff --git a/sysdeps/unix/sysv/linux/sysctl.c b/sysdeps/unix/sysv/linux/sysctl.c
index b131820a30..d2f5170a8e 100644
--- a/sysdeps/unix/sysv/linux/sysctl.c
+++ b/sysdeps/unix/sysv/linux/sysctl.c
@@ -1,5 +1,5 @@
 /* Read or write system information.  Linux version.
-   Copyright (C) 1996, 1997, 1998, 1999 Free Software Foundation, Inc.
+   Copyright (C) 1996, 1997, 1998, 1999, 2000 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
@@ -22,13 +22,15 @@
 
 #include <sysdep.h>
 #include <sys/syscall.h>
+#include <bp-checks.h>
 
-extern int __syscall__sysctl (struct __sysctl_args *args);
+extern int __syscall__sysctl (struct __sysctl_args *__unbounded args);
 
 int
 __sysctl (int *name, int nlen, void *oldval, size_t *oldlenp,
 	  void *newval, size_t newlen)
 {
+  /* GKM FIXME: force __sysctl_args decl to have unbounded pointers.  */
   struct __sysctl_args args =
   {
     name: name,
@@ -38,7 +40,10 @@ __sysctl (int *name, int nlen, void *oldval, size_t *oldlenp,
     newval: newval,
     newlen: newlen
   };
+  CHECK_N (name, nlen);
+  CHECK_N (oldval, *oldlenp);
+  CHECK_N (newval, newlen);
 
-  return INLINE_SYSCALL (_sysctl, 1, &args);
+  return INLINE_SYSCALL (_sysctl, 1, __ptrvalue (&args));
 }
 weak_alias (__sysctl, sysctl)