* environment.
*/
-#include <linux/config.h>
#include <linux/kernel.h>
#include <linux/syscalls.h>
#include <linux/sysctl.h>
int cp_compat_stat(struct kstat *stat, struct compat_stat __user *ubuf)
{
+ compat_ino_t ino;
int err;
if ((u64) stat->size > MAX_NON_LFS ||
!old_valid_dev(stat->rdev))
return -EOVERFLOW;
+ ino = stat->ino;
+ if (sizeof(ino) < sizeof(stat->ino) && ino != stat->ino)
+ return -EOVERFLOW;
+
if (clear_user(ubuf, sizeof(*ubuf)))
return -EFAULT;
err = __put_user(old_encode_dev(stat->dev), &ubuf->st_dev);
- err |= __put_user(stat->ino, &ubuf->st_ino);
+ err |= __put_user(ino, &ubuf->st_ino);
err |= __put_user(stat->mode, &ubuf->st_mode);
err |= __put_user(stat->nlink, &ubuf->st_nlink);
err |= __put_user(high2lowuid(stat->uid), &ubuf->st_uid);
};
static int
-filldir32 (void *__buf, const char *name, int namlen, loff_t offset, ino_t ino,
+filldir32 (void *__buf, const char *name, int namlen, loff_t offset, u64 ino,
unsigned int d_type)
{
struct compat_dirent __user * dirent;
struct getdents32_callback * buf = (struct getdents32_callback *) __buf;
int reclen = ROUND_UP(offsetof(struct compat_dirent, d_name) + 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;
buf->error = -EFAULT; /* only used if we fail.. */
dirent = buf->previous;
if (dirent)
return -EFAULT;
dirent = buf->current_dir;
buf->previous = dirent;
- if (put_user(ino, &dirent->d_ino)
+ if (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))
}
static int
-fillonedir32 (void * __buf, const char * name, int namlen, loff_t offset, ino_t ino,
+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;
- if (put_user(ino, &dirent->d_ino)
+ if (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)
return compat_sys_wait4(pid, stat_addr, options, NULL);
}
-static unsigned int
-ia32_peek (struct task_struct *child, unsigned long addr, unsigned int *val)
-{
- size_t copied;
- unsigned int ret;
-
- copied = access_process_vm(child, addr, val, sizeof(*val), 0);
- return (copied != sizeof(ret)) ? -EIO : 0;
-}
-
-static unsigned int
-ia32_poke (struct task_struct *child, unsigned long addr, unsigned int val)
-{
-
- if (access_process_vm(child, addr, &val, sizeof(val), 1) != sizeof(val))
- return -EIO;
- return 0;
-}
-
/*
* The order in which registers are stored in the ptrace regs structure
*/
return 0;
}
+#if 0 /* XXX */
asmlinkage long
sys32_ptrace (int request, pid_t pid, unsigned int addr, unsigned int data)
{
compat_ptr(data));
break;
+#if 0 /* XXX */
case PTRACE_GETEVENTMSG:
ret = put_user(child->ptrace_message, (unsigned int __user *) compat_ptr(data));
break;
+#endif
case PTRACE_SYSCALL: /* continue, stop after next syscall */
case PTRACE_CONT: /* restart after signal. */
unlock_kernel();
return ret;
}
+#endif
typedef struct {
unsigned int ss_sp;