* environment. Based heavily on sys_ia32.c and sys_sparc32.c.
*/
-#include <linux/config.h>
#include <linux/compat.h>
#include <linux/kernel.h>
#include <linux/sched.h>
asmlinkage long sys32_sysctl(struct __sysctl_args32 __user *args)
{
+#ifndef CONFIG_SYSCTL_SYSCALL
+ return -ENOSYS;
+#else
struct __sysctl_args32 tmp;
int error;
unsigned int oldlen32;
- size_t oldlen, *oldlenp = NULL;
+ size_t oldlen, __user *oldlenp = NULL;
unsigned long addr = (((long __force)&args->__unused[0]) + 7) & ~7;
- extern int do_sysctl(int *name, int nlen, void *oldval, size_t *oldlenp,
- void *newval, size_t newlen);
DBG(("sysctl32(%p)\n", args));
}
lock_kernel();
- error = do_sysctl((int *)(u64)tmp.name, tmp.nlen, (void *)(u64)tmp.oldval,
- oldlenp, (void *)(u64)tmp.newval, tmp.newlen);
+ error = do_sysctl((int __user *)(u64)tmp.name, tmp.nlen,
+ (void __user *)(u64)tmp.oldval, oldlenp,
+ (void __user *)(u64)tmp.newval, tmp.newlen);
unlock_kernel();
if (oldlenp) {
if (!error) {
error = -EFAULT;
}
}
- if (copy_to_user(&args->__unused[0], tmp.__unused, sizeof(tmp.__unused)))
+ if (copy_to_user(args->__unused, tmp.__unused, sizeof(tmp.__unused)))
error = -EFAULT;
}
return error;
+#endif
}
#endif /* CONFIG_SYSCTL */
asmlinkage int
sys32_gettimeofday(struct compat_timeval __user *tv, struct timezone __user *tz)
{
- extern void do_gettimeofday(struct timeval *tv);
+ extern void vx_gettimeofday(struct timeval *tv);
if (tv) {
struct timeval ktv;
- do_gettimeofday(&ktv);
+ vx_gettimeofday(&ktv);
if (put_compat_timeval(tv, &ktv))
return -EFAULT;
}
int cp_compat_stat(struct kstat *stat, struct compat_stat __user *statbuf)
{
+ compat_ino_t ino;
int err;
if (stat->size > MAX_NON_LFS || !new_valid_dev(stat->dev) ||
!new_valid_dev(stat->rdev))
return -EOVERFLOW;
+ ino = stat->ino;
+ if (sizeof(ino) < sizeof(stat->ino) && ino != stat->ino)
+ return -EOVERFLOW;
+
err = put_user(new_encode_dev(stat->dev), &statbuf->st_dev);
- err |= put_user(stat->ino, &statbuf->st_ino);
+ err |= put_user(ino, &statbuf->st_ino);
err |= put_user(stat->mode, &statbuf->st_mode);
err |= put_user(stat->nlink, &statbuf->st_nlink);
err |= put_user(0, &statbuf->st_reserved1);
#define ROUND_UP(x,a) ((__typeof__(x))(((unsigned long)(x) + ((a) - 1)) & ~((a) - 1)))
#define NAME_OFFSET(de) ((int) ((de)->d_name - (char __user *) (de)))
-static int
-filldir32 (void *__buf, const char *name, int namlen, loff_t offset, ino_t ino,
- unsigned int d_type)
+static int filldir32 (void *__buf, const char *name, int namlen,
+ loff_t offset, u64 ino, unsigned int d_type)
{
struct linux32_dirent __user * dirent;
struct getdents32_callback * buf = (struct getdents32_callback *) __buf;
int reclen = ROUND_UP(NAME_OFFSET(dirent) + namlen + 1, 4);
+ u32 d_ino;
buf->error = -EINVAL; /* only used if we fail.. */
if (reclen > buf->count)
return -EINVAL;
+ d_ino = ino;
+ if (sizeof(d_ino) < sizeof(ino) && d_ino != ino)
+ return -EOVERFLOW;
dirent = buf->previous;
if (dirent)
put_user(offset, &dirent->d_off);
dirent = buf->current_dir;
buf->previous = dirent;
- put_user(ino, &dirent->d_ino);
+ put_user(d_ino, &dirent->d_ino);
put_user(reclen, &dirent->d_reclen);
copy_to_user(dirent->d_name, name, namlen);
put_user(0, dirent->d_name + namlen);
return error;
}
-static int
-fillonedir32 (void * __buf, const char * name, int namlen, loff_t offset, ino_t ino,
- unsigned int d_type)
+static int fillonedir32(void * __buf, const char * name, int namlen,
+ loff_t offset, u64 ino, unsigned int d_type)
{
struct readdir32_callback * buf = (struct readdir32_callback *) __buf;
struct old_linux32_dirent __user * dirent;
+ u32 d_ino;
if (buf->count)
return -EINVAL;
+ d_ino = ino;
+ if (sizeof(d_ino) < sizeof(ino) && d_ino != ino)
+ return -EOVERFLOW;
buf->count++;
dirent = buf->dirent;
- put_user(ino, &dirent->d_ino);
+ put_user(d_ino, &dirent->d_ino);
put_user(offset, &dirent->d_offset);
put_user(namlen, &dirent->d_namlen);
copy_to_user(dirent->d_name, name, namlen);
do {
seq = read_seqbegin(&xtime_lock);
- /* FIXME: requires vx virtualization */
+ /* TODO: requires vx virtualization */
val.uptime = jiffies / HZ;
val.loads[0] = avenrun[0] << (SI_LOAD_SHIFT - FSHIFT);