#include <linux/mm.h>
#include <linux/errno.h>
#include <linux/file.h>
-#include <linux/smp_lock.h>
#include <linux/highuid.h>
-#include <linux/dirent.h>
#include <linux/resource.h>
#include <linux/highmem.h>
#include <linux/time.h>
#include <linux/times.h>
#include <linux/poll.h>
-#include <linux/slab.h>
#include <linux/skbuff.h>
#include <linux/filter.h>
#include <linux/shm.h>
#include <linux/security.h>
#include <linux/compat.h>
#include <linux/vfs.h>
+#include <linux/ipc.h>
+#include <linux/slab.h>
#include <net/sock.h>
#include <net/scm.h>
#include <asm/compat-signal.h>
-#include <asm/ipc.h>
#include <asm/sim.h>
#include <asm/uaccess.h>
#include <asm/mmu_context.h>
#define AA(__x) ((unsigned long)((int)__x))
#ifdef __MIPSEB__
-#define merge_64(r1,r2) ((((r1) & 0xffffffffUL) << 32) + ((r2) & 0xffffffffUL))
+#define merge_64(r1, r2) ((((r1) & 0xffffffffUL) << 32) + ((r2) & 0xffffffffUL))
#endif
#ifdef __MIPSEL__
-#define merge_64(r1,r2) ((((r2) & 0xffffffffUL) << 32) + ((r1) & 0xffffffffUL))
+#define merge_64(r1, r2) ((((r2) & 0xffffffffUL) << 32) + ((r1) & 0xffffffffUL))
#endif
-/*
- * Revalidate the inode. This is required for proper NFS attribute caching.
- */
-
-int cp_compat_stat(struct kstat *stat, struct compat_stat __user *statbuf)
+SYSCALL_DEFINE6(32_mmap2, unsigned long, addr, unsigned long, len,
+ unsigned long, prot, unsigned long, flags, unsigned long, fd,
+ unsigned long, pgoff)
{
- struct compat_stat tmp;
-
- if (!new_valid_dev(stat->dev) || !new_valid_dev(stat->rdev))
- return -EOVERFLOW;
-
- memset(&tmp, 0, sizeof(tmp));
- tmp.st_dev = new_encode_dev(stat->dev);
- tmp.st_ino = stat->ino;
- if (sizeof(tmp.st_ino) < sizeof(stat->ino) && tmp.st_ino != stat->ino)
- return -EOVERFLOW;
- tmp.st_mode = stat->mode;
- tmp.st_nlink = stat->nlink;
- SET_UID(tmp.st_uid, stat->uid);
- SET_GID(tmp.st_gid, stat->gid);
- tmp.st_rdev = new_encode_dev(stat->rdev);
- tmp.st_size = stat->size;
- tmp.st_atime = stat->atime.tv_sec;
- tmp.st_mtime = stat->mtime.tv_sec;
- tmp.st_ctime = stat->ctime.tv_sec;
-#ifdef STAT_HAVE_NSEC
- tmp.st_atime_nsec = stat->atime.tv_nsec;
- tmp.st_mtime_nsec = stat->mtime.tv_nsec;
- tmp.st_ctime_nsec = stat->ctime.tv_nsec;
-#endif
- tmp.st_blocks = stat->blocks;
- tmp.st_blksize = stat->blksize;
- return copy_to_user(statbuf,&tmp,sizeof(tmp)) ? -EFAULT : 0;
-}
-
-asmlinkage unsigned long
-sys32_mmap2(unsigned long addr, unsigned long len, unsigned long prot,
- unsigned long flags, unsigned long fd, unsigned long pgoff)
-{
- struct file * file = NULL;
unsigned long error;
error = -EINVAL;
if (pgoff & (~PAGE_MASK >> 12))
goto out;
- pgoff >>= PAGE_SHIFT-12;
-
- if (!(flags & MAP_ANONYMOUS)) {
- error = -EBADF;
- file = fget(fd);
- if (!file)
- goto out;
- }
- flags &= ~(MAP_EXECUTABLE | MAP_DENYWRITE);
-
- down_write(¤t->mm->mmap_sem);
- error = do_mmap_pgoff(file, addr, len, prot, flags, pgoff);
- up_write(¤t->mm->mmap_sem);
- if (file)
- fput(file);
-
+ error = sys_mmap_pgoff(addr, len, prot, flags, fd,
+ pgoff >> (PAGE_SHIFT-12));
out:
return error;
}
-
-asmlinkage int sys_truncate64(const char __user *path, unsigned int high,
- unsigned int low)
-{
- if ((int)high < 0)
- return -EINVAL;
- return sys_truncate(path, ((long) high << 32) | low);
-}
-
-asmlinkage int sys_ftruncate64(unsigned int fd, unsigned int high,
- unsigned int low)
-{
- if ((int)high < 0)
- return -EINVAL;
- return sys_ftruncate(fd, ((long) high << 32) | low);
-}
-
/*
* sys_execve() executes a new program.
*/
int rlim_max;
};
-#ifdef __MIPSEB__
-asmlinkage long sys32_truncate64(const char __user * path, unsigned long __dummy,
- int length_hi, int length_lo)
-#endif
-#ifdef __MIPSEL__
-asmlinkage long sys32_truncate64(const char __user * path, unsigned long __dummy,
- int length_lo, int length_hi)
-#endif
+SYSCALL_DEFINE4(32_truncate64, const char __user *, path,
+ unsigned long, __dummy, unsigned long, a2, unsigned long, a3)
{
- loff_t length;
-
- length = ((unsigned long) length_hi << 32) | (unsigned int) length_lo;
-
- return sys_truncate(path, length);
+ return sys_truncate(path, merge_64(a2, a3));
}
-#ifdef __MIPSEB__
-asmlinkage long sys32_ftruncate64(unsigned int fd, unsigned long __dummy,
- int length_hi, int length_lo)
-#endif
-#ifdef __MIPSEL__
-asmlinkage long sys32_ftruncate64(unsigned int fd, unsigned long __dummy,
- int length_lo, int length_hi)
-#endif
-{
- loff_t length;
-
- length = ((unsigned long) length_hi << 32) | (unsigned int) length_lo;
-
- return sys_ftruncate(fd, length);
-}
-
-static inline long
-get_tv32(struct timeval *o, struct compat_timeval __user *i)
-{
- return (!access_ok(VERIFY_READ, i, sizeof(*i)) ||
- (__get_user(o->tv_sec, &i->tv_sec) |
- __get_user(o->tv_usec, &i->tv_usec)));
-}
-
-static inline long
-put_tv32(struct compat_timeval __user *o, struct timeval *i)
-{
- return (!access_ok(VERIFY_WRITE, o, sizeof(*o)) ||
- (__put_user(i->tv_sec, &o->tv_sec) |
- __put_user(i->tv_usec, &o->tv_usec)));
-}
-
-extern struct timezone sys_tz;
-
-asmlinkage int
-sys32_gettimeofday(struct compat_timeval __user *tv, struct timezone __user *tz)
-{
- if (tv) {
- struct timeval ktv;
- do_gettimeofday(&ktv);
- if (put_tv32(tv, &ktv))
- return -EFAULT;
- }
- if (tz) {
- if (copy_to_user(tz, &sys_tz, sizeof(sys_tz)))
- return -EFAULT;
- }
- return 0;
-}
-
-static inline long get_ts32(struct timespec *o, struct compat_timeval __user *i)
-{
- long usec;
-
- if (!access_ok(VERIFY_READ, i, sizeof(*i)))
- return -EFAULT;
- if (__get_user(o->tv_sec, &i->tv_sec))
- return -EFAULT;
- if (__get_user(usec, &i->tv_usec))
- return -EFAULT;
- o->tv_nsec = usec * 1000;
- return 0;
-}
-
-asmlinkage int
-sys32_settimeofday(struct compat_timeval __user *tv, struct timezone __user *tz)
+SYSCALL_DEFINE4(32_ftruncate64, unsigned long, fd, unsigned long, __dummy,
+ unsigned long, a2, unsigned long, a3)
{
- struct timespec kts;
- struct timezone ktz;
-
- if (tv) {
- if (get_ts32(&kts, tv))
- return -EFAULT;
- }
- if (tz) {
- if (copy_from_user(&ktz, tz, sizeof(ktz)))
- return -EFAULT;
- }
-
- return do_sys_settimeofday(tv ? &kts : NULL, tz ? &ktz : NULL);
+ return sys_ftruncate(fd, merge_64(a2, a3));
}
-asmlinkage int sys32_llseek(unsigned int fd, unsigned int offset_high,
- unsigned int offset_low, loff_t __user * result,
- unsigned int origin)
+SYSCALL_DEFINE5(32_llseek, unsigned int, fd, unsigned int, offset_high,
+ unsigned int, offset_low, loff_t __user *, result,
+ unsigned int, origin)
{
return sys_llseek(fd, offset_high, offset_low, result, origin);
}
lseek back to original location. They fail just like lseek does on
non-seekable files. */
-asmlinkage ssize_t sys32_pread(unsigned int fd, char __user * buf,
- size_t count, u32 unused, u64 a4, u64 a5)
+SYSCALL_DEFINE6(32_pread, unsigned long, fd, char __user *, buf, size_t, count,
+ unsigned long, unused, unsigned long, a4, unsigned long, a5)
{
return sys_pread64(fd, buf, count, merge_64(a4, a5));
}
-asmlinkage ssize_t sys32_pwrite(unsigned int fd, const char __user * buf,
- size_t count, u32 unused, u64 a4, u64 a5)
+SYSCALL_DEFINE6(32_pwrite, unsigned int, fd, const char __user *, buf,
+ size_t, count, u32, unused, u64, a4, u64, a5)
{
return sys_pwrite64(fd, buf, count, merge_64(a4, a5));
}
-asmlinkage int sys32_sched_rr_get_interval(compat_pid_t pid,
- struct compat_timespec __user *interval)
+SYSCALL_DEFINE2(32_sched_rr_get_interval, compat_pid_t, pid,
+ struct compat_timespec __user *, interval)
{
struct timespec t;
int ret;
- mm_segment_t old_fs = get_fs ();
+ mm_segment_t old_fs = get_fs();
- set_fs (KERNEL_DS);
+ set_fs(KERNEL_DS);
ret = sys_sched_rr_get_interval(pid, (struct timespec __user *)&t);
- set_fs (old_fs);
+ set_fs(old_fs);
if (put_user (t.tv_sec, &interval->tv_sec) ||
- __put_user (t.tv_nsec, &interval->tv_nsec))
+ __put_user(t.tv_nsec, &interval->tv_nsec))
return -EFAULT;
return ret;
}
#ifdef CONFIG_SYSVIPC
-asmlinkage long
-sys32_ipc (u32 call, int first, int second, int third, u32 ptr, u32 fifth)
+SYSCALL_DEFINE6(32_ipc, u32, call, long, first, long, second, long, third,
+ unsigned long, ptr, unsigned long, fifth)
{
int version, err;
#else
-asmlinkage long
-sys32_ipc (u32 call, int first, int second, int third, u32 ptr, u32 fifth)
+SYSCALL_DEFINE6(32_ipc, u32, call, int, first, int, second, int, third,
+ u32, ptr, u32, fifth)
{
return -ENOSYS;
}
#endif /* CONFIG_SYSVIPC */
#ifdef CONFIG_MIPS32_N32
-asmlinkage long sysn32_semctl(int semid, int semnum, int cmd, u32 arg)
+SYSCALL_DEFINE4(n32_semctl, int, semid, int, semnum, int, cmd, u32, arg)
{
/* compat_sys_semctl expects a pointer to union semun */
u32 __user *uptr = compat_alloc_user_space(sizeof(u32));
return compat_sys_semctl(semid, semnum, cmd, uptr);
}
-asmlinkage long sysn32_msgsnd(int msqid, u32 msgp, unsigned msgsz, int msgflg)
+SYSCALL_DEFINE4(n32_msgsnd, int, msqid, u32, msgp, unsigned int, msgsz,
+ int, msgflg)
{
return compat_sys_msgsnd(msqid, msgsz, msgflg, compat_ptr(msgp));
}
-asmlinkage long sysn32_msgrcv(int msqid, u32 msgp, size_t msgsz, int msgtyp,
- int msgflg)
+SYSCALL_DEFINE5(n32_msgrcv, int, msqid, u32, msgp, size_t, msgsz,
+ int, msgtyp, int, msgflg)
{
return compat_sys_msgrcv(msqid, msgsz, msgtyp, msgflg, IPC_64,
compat_ptr(msgp));
}
#endif
-struct sysctl_args32
-{
- compat_caddr_t name;
- int nlen;
- compat_caddr_t oldval;
- compat_caddr_t oldlenp;
- compat_caddr_t newval;
- compat_size_t newlen;
- unsigned int __unused[4];
-};
-
-#ifdef CONFIG_SYSCTL_SYSCALL
-
-asmlinkage long sys32_sysctl(struct sysctl_args32 __user *args)
-{
- struct sysctl_args32 tmp;
- int error;
- size_t oldlen;
- size_t __user *oldlenp = NULL;
- unsigned long addr = (((unsigned long)&args->__unused[0]) + 7) & ~7;
-
- if (copy_from_user(&tmp, args, sizeof(tmp)))
- return -EFAULT;
-
- if (tmp.oldval && tmp.oldlenp) {
- /* Duh, this is ugly and might not work if sysctl_args
- is in read-only memory, but do_sysctl does indirectly
- a lot of uaccess in both directions and we'd have to
- basically copy the whole sysctl.c here, and
- glibc's __sysctl uses rw memory for the structure
- anyway. */
- if (get_user(oldlen, (u32 __user *)A(tmp.oldlenp)) ||
- put_user(oldlen, (size_t __user *)addr))
- return -EFAULT;
- oldlenp = (size_t __user *)addr;
- }
-
- lock_kernel();
- error = do_sysctl((int __user *)A(tmp.name), tmp.nlen, (void __user *)A(tmp.oldval),
- oldlenp, (void __user *)A(tmp.newval), tmp.newlen);
- unlock_kernel();
- if (oldlenp) {
- if (!error) {
- if (get_user(oldlen, (size_t __user *)addr) ||
- put_user(oldlen, (u32 __user *)A(tmp.oldlenp)))
- error = -EFAULT;
- }
- copy_to_user(args->__unused, tmp.__unused, sizeof(tmp.__unused));
- }
- return error;
-}
-
-#endif /* CONFIG_SYSCTL_SYSCALL */
-
-asmlinkage long sys32_newuname(struct new_utsname __user * name)
-{
- int ret = 0;
-
- down_read(&uts_sem);
- if (copy_to_user(name, utsname(), sizeof *name))
- ret = -EFAULT;
- up_read(&uts_sem);
-
- if (current->personality == PER_LINUX32 && !ret)
- if (copy_to_user(name->machine, "mips\0\0\0", 8))
- ret = -EFAULT;
-
- return ret;
-}
-
-asmlinkage int sys32_personality(unsigned long personality)
+SYSCALL_DEFINE1(32_personality, unsigned long, personality)
{
int ret;
personality &= 0xffffffff;
return ret;
}
-/* ustat compatibility */
-struct ustat32 {
- compat_daddr_t f_tfree;
- compat_ino_t f_tinode;
- char f_fname[6];
- char f_fpack[6];
-};
-
-extern asmlinkage long sys_ustat(dev_t dev, struct ustat __user * ubuf);
-
-asmlinkage int sys32_ustat(dev_t dev, struct ustat32 __user * ubuf32)
-{
- int err;
- struct ustat tmp;
- struct ustat32 tmp32;
- mm_segment_t old_fs = get_fs();
-
- set_fs(KERNEL_DS);
- err = sys_ustat(dev, (struct ustat __user *)&tmp);
- set_fs (old_fs);
-
- if (err)
- goto out;
-
- memset(&tmp32,0,sizeof(struct ustat32));
- tmp32.f_tfree = tmp.f_tfree;
- tmp32.f_tinode = tmp.f_tinode;
-
- err = copy_to_user(ubuf32,&tmp32,sizeof(struct ustat32)) ? -EFAULT : 0;
-
-out:
- return err;
-}
-
-asmlinkage int sys32_sendfile(int out_fd, int in_fd, compat_off_t __user *offset,
- s32 count)
+SYSCALL_DEFINE4(32_sendfile, long, out_fd, long, in_fd,
+ compat_off_t __user *, offset, s32, count)
{
mm_segment_t old_fs = get_fs();
int ret;
flags);
}
+asmlinkage long sys32_fadvise64_64(int fd, int __pad,
+ unsigned long a2, unsigned long a3,
+ unsigned long a4, unsigned long a5,
+ int flags)
+{
+ return sys_fadvise64_64(fd,
+ merge_64(a2, a3), merge_64(a4, a5),
+ flags);
+}
+
+asmlinkage long sys32_fallocate(int fd, int mode, unsigned offset_a2,
+ unsigned offset_a3, unsigned len_a4, unsigned len_a5)
+{
+ return sys_fallocate(fd, mode, merge_64(offset_a2, offset_a3),
+ merge_64(len_a4, len_a5));
+}
+
save_static_function(sys32_clone);
-__attribute_used__ noinline static int
+static int noinline __used
_sys32_clone(nabi_no_regargs struct pt_regs regs)
{
unsigned long clone_flags;
return do_fork(clone_flags, newsp, ®s, 0,
parent_tidptr, child_tidptr);
}
+
+asmlinkage long sys32_lookup_dcookie(u32 a0, u32 a1, char __user *buf,
+ size_t len)
+{
+ return sys_lookup_dcookie(merge_64(a0, a1), buf, len);
+}