1509 lines
42 KiB
C
1509 lines
42 KiB
C
// SPDX-License-Identifier: GPL-2.0
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/*
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* ioctl32.c: Conversion between 32bit and 64bit native ioctls.
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*
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* Copyright (C) 1997-2000 Jakub Jelinek (jakub@redhat.com)
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* Copyright (C) 1998 Eddie C. Dost (ecd@skynet.be)
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* Copyright (C) 2001,2002 Andi Kleen, SuSE Labs
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* Copyright (C) 2003 Pavel Machek (pavel@ucw.cz)
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*
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* These routines maintain argument size conversion between 32bit and 64bit
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* ioctls.
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*/
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#include <linux/joystick.h>
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#include <linux/types.h>
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#include <linux/compat.h>
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#include <linux/kernel.h>
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#include <linux/capability.h>
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#include <linux/compiler.h>
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#include <linux/sched.h>
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#include <linux/smp.h>
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#include <linux/ioctl.h>
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#include <linux/if.h>
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#include <linux/if_bridge.h>
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#include <linux/raid/md_u.h>
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#include <linux/kd.h>
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#include <linux/route.h>
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#include <linux/in6.h>
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#include <linux/ipv6_route.h>
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#include <linux/skbuff.h>
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#include <linux/netlink.h>
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#include <linux/vt.h>
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#include <linux/falloc.h>
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#include <linux/fs.h>
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#include <linux/file.h>
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#include <linux/ppp_defs.h>
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#include <linux/ppp-ioctl.h>
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#include <linux/if_pppox.h>
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#include <linux/mtio.h>
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#include <linux/auto_fs.h>
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#include <linux/auto_fs4.h>
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#include <linux/tty.h>
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#include <linux/vt_kern.h>
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#include <linux/fb.h>
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#include <linux/videodev2.h>
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#include <linux/netdevice.h>
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#include <linux/raw.h>
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#include <linux/blkdev.h>
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#include <linux/elevator.h>
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#include <linux/rtc.h>
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#include <linux/pci.h>
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#include <linux/serial.h>
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#include <linux/if_tun.h>
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#include <linux/ctype.h>
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#include <linux/syscalls.h>
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#include <linux/atalk.h>
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#include <linux/gfp.h>
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#include <linux/cec.h>
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#include "internal.h"
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#include <net/bluetooth/bluetooth.h>
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#include <net/bluetooth/hci_sock.h>
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#include <net/bluetooth/rfcomm.h>
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#include <linux/capi.h>
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#include <linux/gigaset_dev.h>
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#ifdef CONFIG_BLOCK
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#include <linux/cdrom.h>
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#include <linux/fd.h>
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#include <scsi/scsi.h>
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#include <scsi/scsi_ioctl.h>
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#include <scsi/sg.h>
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#endif
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#include <linux/uaccess.h>
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#include <linux/ethtool.h>
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#include <linux/mii.h>
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#include <linux/if_bonding.h>
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#include <linux/watchdog.h>
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#include <linux/soundcard.h>
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#include <linux/lp.h>
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#include <linux/ppdev.h>
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#include <linux/atm.h>
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#include <linux/atmarp.h>
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#include <linux/atmclip.h>
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#include <linux/atmdev.h>
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#include <linux/atmioc.h>
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#include <linux/atmlec.h>
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#include <linux/atmmpc.h>
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#include <linux/atmsvc.h>
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#include <linux/atm_tcp.h>
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#include <linux/sonet.h>
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#include <linux/atm_suni.h>
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#include <linux/usb.h>
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#include <linux/usbdevice_fs.h>
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#include <linux/nbd.h>
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#include <linux/random.h>
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#include <linux/filter.h>
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#include <linux/hiddev.h>
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#define __DVB_CORE__
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#include <linux/dvb/audio.h>
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#include <linux/dvb/dmx.h>
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#include <linux/dvb/frontend.h>
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#include <linux/dvb/video.h>
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#include <linux/sort.h>
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#ifdef CONFIG_SPARC
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#include <asm/fbio.h>
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#endif
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#define convert_in_user(srcptr, dstptr) \
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({ \
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typeof(*srcptr) val; \
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\
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get_user(val, srcptr) || put_user(val, dstptr); \
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})
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static int do_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
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{
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int err;
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err = security_file_ioctl(file, cmd, arg);
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if (err)
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return err;
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return vfs_ioctl(file, cmd, arg);
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}
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struct compat_video_event {
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int32_t type;
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compat_time_t timestamp;
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union {
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video_size_t size;
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unsigned int frame_rate;
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} u;
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};
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static int do_video_get_event(struct file *file,
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unsigned int cmd, struct compat_video_event __user *up)
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{
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struct video_event __user *kevent =
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compat_alloc_user_space(sizeof(*kevent));
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int err;
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if (kevent == NULL)
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return -EFAULT;
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err = do_ioctl(file, cmd, (unsigned long)kevent);
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if (!err) {
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err = convert_in_user(&kevent->type, &up->type);
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err |= convert_in_user(&kevent->timestamp, &up->timestamp);
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err |= convert_in_user(&kevent->u.size.w, &up->u.size.w);
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err |= convert_in_user(&kevent->u.size.h, &up->u.size.h);
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err |= convert_in_user(&kevent->u.size.aspect_ratio,
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&up->u.size.aspect_ratio);
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if (err)
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err = -EFAULT;
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}
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return err;
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}
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struct compat_video_still_picture {
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compat_uptr_t iFrame;
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int32_t size;
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};
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static int do_video_stillpicture(struct file *file,
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unsigned int cmd, struct compat_video_still_picture __user *up)
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{
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struct video_still_picture __user *up_native;
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compat_uptr_t fp;
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int32_t size;
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int err;
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err = get_user(fp, &up->iFrame);
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err |= get_user(size, &up->size);
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if (err)
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return -EFAULT;
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up_native =
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compat_alloc_user_space(sizeof(struct video_still_picture));
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err = put_user(compat_ptr(fp), &up_native->iFrame);
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err |= put_user(size, &up_native->size);
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if (err)
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return -EFAULT;
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err = do_ioctl(file, cmd, (unsigned long) up_native);
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return err;
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}
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struct compat_video_spu_palette {
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int length;
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compat_uptr_t palette;
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};
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static int do_video_set_spu_palette(struct file *file,
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unsigned int cmd, struct compat_video_spu_palette __user *up)
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{
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struct video_spu_palette __user *up_native;
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compat_uptr_t palp;
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int length, err;
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err = get_user(palp, &up->palette);
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err |= get_user(length, &up->length);
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if (err)
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return -EFAULT;
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up_native = compat_alloc_user_space(sizeof(struct video_spu_palette));
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err = put_user(compat_ptr(palp), &up_native->palette);
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err |= put_user(length, &up_native->length);
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if (err)
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return -EFAULT;
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err = do_ioctl(file, cmd, (unsigned long) up_native);
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return err;
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}
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#ifdef CONFIG_BLOCK
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typedef struct sg_io_hdr32 {
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compat_int_t interface_id; /* [i] 'S' for SCSI generic (required) */
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compat_int_t dxfer_direction; /* [i] data transfer direction */
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unsigned char cmd_len; /* [i] SCSI command length ( <= 16 bytes) */
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unsigned char mx_sb_len; /* [i] max length to write to sbp */
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unsigned short iovec_count; /* [i] 0 implies no scatter gather */
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compat_uint_t dxfer_len; /* [i] byte count of data transfer */
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compat_uint_t dxferp; /* [i], [*io] points to data transfer memory
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or scatter gather list */
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compat_uptr_t cmdp; /* [i], [*i] points to command to perform */
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compat_uptr_t sbp; /* [i], [*o] points to sense_buffer memory */
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compat_uint_t timeout; /* [i] MAX_UINT->no timeout (unit: millisec) */
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compat_uint_t flags; /* [i] 0 -> default, see SG_FLAG... */
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compat_int_t pack_id; /* [i->o] unused internally (normally) */
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compat_uptr_t usr_ptr; /* [i->o] unused internally */
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unsigned char status; /* [o] scsi status */
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unsigned char masked_status; /* [o] shifted, masked scsi status */
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unsigned char msg_status; /* [o] messaging level data (optional) */
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unsigned char sb_len_wr; /* [o] byte count actually written to sbp */
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unsigned short host_status; /* [o] errors from host adapter */
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unsigned short driver_status; /* [o] errors from software driver */
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compat_int_t resid; /* [o] dxfer_len - actual_transferred */
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compat_uint_t duration; /* [o] time taken by cmd (unit: millisec) */
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compat_uint_t info; /* [o] auxiliary information */
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} sg_io_hdr32_t; /* 64 bytes long (on sparc32) */
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typedef struct sg_iovec32 {
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compat_uint_t iov_base;
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compat_uint_t iov_len;
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} sg_iovec32_t;
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static int sg_build_iovec(sg_io_hdr_t __user *sgio, void __user *dxferp, u16 iovec_count)
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{
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sg_iovec_t __user *iov = (sg_iovec_t __user *) (sgio + 1);
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sg_iovec32_t __user *iov32 = dxferp;
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int i;
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for (i = 0; i < iovec_count; i++) {
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u32 base, len;
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if (get_user(base, &iov32[i].iov_base) ||
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get_user(len, &iov32[i].iov_len) ||
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put_user(compat_ptr(base), &iov[i].iov_base) ||
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put_user(len, &iov[i].iov_len))
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return -EFAULT;
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}
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if (put_user(iov, &sgio->dxferp))
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return -EFAULT;
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return 0;
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}
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static int sg_ioctl_trans(struct file *file, unsigned int cmd,
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sg_io_hdr32_t __user *sgio32)
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{
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sg_io_hdr_t __user *sgio;
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u16 iovec_count;
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u32 data;
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void __user *dxferp;
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int err;
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int interface_id;
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if (get_user(interface_id, &sgio32->interface_id))
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return -EFAULT;
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if (interface_id != 'S')
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return do_ioctl(file, cmd, (unsigned long)sgio32);
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if (get_user(iovec_count, &sgio32->iovec_count))
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return -EFAULT;
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{
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void __user *top = compat_alloc_user_space(0);
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void __user *new = compat_alloc_user_space(sizeof(sg_io_hdr_t) +
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(iovec_count * sizeof(sg_iovec_t)));
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if (new > top)
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return -EINVAL;
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sgio = new;
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}
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/* Ok, now construct. */
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if (copy_in_user(&sgio->interface_id, &sgio32->interface_id,
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(2 * sizeof(int)) +
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(2 * sizeof(unsigned char)) +
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(1 * sizeof(unsigned short)) +
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(1 * sizeof(unsigned int))))
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return -EFAULT;
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if (get_user(data, &sgio32->dxferp))
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return -EFAULT;
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dxferp = compat_ptr(data);
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if (iovec_count) {
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if (sg_build_iovec(sgio, dxferp, iovec_count))
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return -EFAULT;
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} else {
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if (put_user(dxferp, &sgio->dxferp))
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return -EFAULT;
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}
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{
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unsigned char __user *cmdp;
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unsigned char __user *sbp;
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if (get_user(data, &sgio32->cmdp))
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return -EFAULT;
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cmdp = compat_ptr(data);
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if (get_user(data, &sgio32->sbp))
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return -EFAULT;
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sbp = compat_ptr(data);
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if (put_user(cmdp, &sgio->cmdp) ||
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put_user(sbp, &sgio->sbp))
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return -EFAULT;
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}
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if (copy_in_user(&sgio->timeout, &sgio32->timeout,
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3 * sizeof(int)))
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return -EFAULT;
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if (get_user(data, &sgio32->usr_ptr))
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return -EFAULT;
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if (put_user(compat_ptr(data), &sgio->usr_ptr))
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return -EFAULT;
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err = do_ioctl(file, cmd, (unsigned long) sgio);
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if (err >= 0) {
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void __user *datap;
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if (copy_in_user(&sgio32->pack_id, &sgio->pack_id,
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sizeof(int)) ||
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get_user(datap, &sgio->usr_ptr) ||
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put_user((u32)(unsigned long)datap,
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&sgio32->usr_ptr) ||
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copy_in_user(&sgio32->status, &sgio->status,
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(4 * sizeof(unsigned char)) +
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(2 * sizeof(unsigned short)) +
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(3 * sizeof(int))))
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err = -EFAULT;
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}
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return err;
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}
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struct compat_sg_req_info { /* used by SG_GET_REQUEST_TABLE ioctl() */
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char req_state;
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char orphan;
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char sg_io_owned;
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char problem;
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int pack_id;
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compat_uptr_t usr_ptr;
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unsigned int duration;
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int unused;
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};
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static int sg_grt_trans(struct file *file,
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unsigned int cmd, struct compat_sg_req_info __user *o)
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{
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int err, i;
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sg_req_info_t __user *r;
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r = compat_alloc_user_space(sizeof(sg_req_info_t)*SG_MAX_QUEUE);
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err = do_ioctl(file, cmd, (unsigned long)r);
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if (err < 0)
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return err;
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for (i = 0; i < SG_MAX_QUEUE; i++) {
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void __user *ptr;
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int d;
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if (copy_in_user(o + i, r + i, offsetof(sg_req_info_t, usr_ptr)) ||
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get_user(ptr, &r[i].usr_ptr) ||
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get_user(d, &r[i].duration) ||
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put_user((u32)(unsigned long)(ptr), &o[i].usr_ptr) ||
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put_user(d, &o[i].duration))
|
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return -EFAULT;
|
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}
|
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return err;
|
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}
|
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#endif /* CONFIG_BLOCK */
|
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|
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struct sock_fprog32 {
|
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unsigned short len;
|
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compat_caddr_t filter;
|
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};
|
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|
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#define PPPIOCSPASS32 _IOW('t', 71, struct sock_fprog32)
|
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#define PPPIOCSACTIVE32 _IOW('t', 70, struct sock_fprog32)
|
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|
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static int ppp_sock_fprog_ioctl_trans(struct file *file,
|
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unsigned int cmd, struct sock_fprog32 __user *u_fprog32)
|
||
{
|
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struct sock_fprog __user *u_fprog64 = compat_alloc_user_space(sizeof(struct sock_fprog));
|
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void __user *fptr64;
|
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u32 fptr32;
|
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u16 flen;
|
||
|
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if (get_user(flen, &u_fprog32->len) ||
|
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get_user(fptr32, &u_fprog32->filter))
|
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return -EFAULT;
|
||
|
||
fptr64 = compat_ptr(fptr32);
|
||
|
||
if (put_user(flen, &u_fprog64->len) ||
|
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put_user(fptr64, &u_fprog64->filter))
|
||
return -EFAULT;
|
||
|
||
if (cmd == PPPIOCSPASS32)
|
||
cmd = PPPIOCSPASS;
|
||
else
|
||
cmd = PPPIOCSACTIVE;
|
||
|
||
return do_ioctl(file, cmd, (unsigned long) u_fprog64);
|
||
}
|
||
|
||
struct ppp_option_data32 {
|
||
compat_caddr_t ptr;
|
||
u32 length;
|
||
compat_int_t transmit;
|
||
};
|
||
#define PPPIOCSCOMPRESS32 _IOW('t', 77, struct ppp_option_data32)
|
||
|
||
struct ppp_idle32 {
|
||
compat_time_t xmit_idle;
|
||
compat_time_t recv_idle;
|
||
};
|
||
#define PPPIOCGIDLE32 _IOR('t', 63, struct ppp_idle32)
|
||
|
||
static int ppp_gidle(struct file *file, unsigned int cmd,
|
||
struct ppp_idle32 __user *idle32)
|
||
{
|
||
struct ppp_idle __user *idle;
|
||
__kernel_time_t xmit, recv;
|
||
int err;
|
||
|
||
idle = compat_alloc_user_space(sizeof(*idle));
|
||
|
||
err = do_ioctl(file, PPPIOCGIDLE, (unsigned long) idle);
|
||
|
||
if (!err) {
|
||
if (get_user(xmit, &idle->xmit_idle) ||
|
||
get_user(recv, &idle->recv_idle) ||
|
||
put_user(xmit, &idle32->xmit_idle) ||
|
||
put_user(recv, &idle32->recv_idle))
|
||
err = -EFAULT;
|
||
}
|
||
return err;
|
||
}
|
||
|
||
static int ppp_scompress(struct file *file, unsigned int cmd,
|
||
struct ppp_option_data32 __user *odata32)
|
||
{
|
||
struct ppp_option_data __user *odata;
|
||
__u32 data;
|
||
void __user *datap;
|
||
|
||
odata = compat_alloc_user_space(sizeof(*odata));
|
||
|
||
if (get_user(data, &odata32->ptr))
|
||
return -EFAULT;
|
||
|
||
datap = compat_ptr(data);
|
||
if (put_user(datap, &odata->ptr))
|
||
return -EFAULT;
|
||
|
||
if (copy_in_user(&odata->length, &odata32->length,
|
||
sizeof(__u32) + sizeof(int)))
|
||
return -EFAULT;
|
||
|
||
return do_ioctl(file, PPPIOCSCOMPRESS, (unsigned long) odata);
|
||
}
|
||
|
||
#ifdef CONFIG_BLOCK
|
||
struct mtget32 {
|
||
compat_long_t mt_type;
|
||
compat_long_t mt_resid;
|
||
compat_long_t mt_dsreg;
|
||
compat_long_t mt_gstat;
|
||
compat_long_t mt_erreg;
|
||
compat_daddr_t mt_fileno;
|
||
compat_daddr_t mt_blkno;
|
||
};
|
||
#define MTIOCGET32 _IOR('m', 2, struct mtget32)
|
||
|
||
struct mtpos32 {
|
||
compat_long_t mt_blkno;
|
||
};
|
||
#define MTIOCPOS32 _IOR('m', 3, struct mtpos32)
|
||
|
||
static int mt_ioctl_trans(struct file *file,
|
||
unsigned int cmd, void __user *argp)
|
||
{
|
||
/* NULL initialization to make gcc shut up */
|
||
struct mtget __user *get = NULL;
|
||
struct mtget32 __user *umget32;
|
||
struct mtpos __user *pos = NULL;
|
||
struct mtpos32 __user *upos32;
|
||
unsigned long kcmd;
|
||
void *karg;
|
||
int err = 0;
|
||
|
||
switch(cmd) {
|
||
case MTIOCPOS32:
|
||
kcmd = MTIOCPOS;
|
||
pos = compat_alloc_user_space(sizeof(*pos));
|
||
karg = pos;
|
||
break;
|
||
default: /* MTIOCGET32 */
|
||
kcmd = MTIOCGET;
|
||
get = compat_alloc_user_space(sizeof(*get));
|
||
karg = get;
|
||
break;
|
||
}
|
||
if (karg == NULL)
|
||
return -EFAULT;
|
||
err = do_ioctl(file, kcmd, (unsigned long)karg);
|
||
if (err)
|
||
return err;
|
||
switch (cmd) {
|
||
case MTIOCPOS32:
|
||
upos32 = argp;
|
||
err = convert_in_user(&pos->mt_blkno, &upos32->mt_blkno);
|
||
break;
|
||
case MTIOCGET32:
|
||
umget32 = argp;
|
||
err = convert_in_user(&get->mt_type, &umget32->mt_type);
|
||
err |= convert_in_user(&get->mt_resid, &umget32->mt_resid);
|
||
err |= convert_in_user(&get->mt_dsreg, &umget32->mt_dsreg);
|
||
err |= convert_in_user(&get->mt_gstat, &umget32->mt_gstat);
|
||
err |= convert_in_user(&get->mt_erreg, &umget32->mt_erreg);
|
||
err |= convert_in_user(&get->mt_fileno, &umget32->mt_fileno);
|
||
err |= convert_in_user(&get->mt_blkno, &umget32->mt_blkno);
|
||
break;
|
||
}
|
||
return err ? -EFAULT: 0;
|
||
}
|
||
|
||
#endif /* CONFIG_BLOCK */
|
||
|
||
/* Bluetooth ioctls */
|
||
#define HCIUARTSETPROTO _IOW('U', 200, int)
|
||
#define HCIUARTGETPROTO _IOR('U', 201, int)
|
||
#define HCIUARTGETDEVICE _IOR('U', 202, int)
|
||
#define HCIUARTSETFLAGS _IOW('U', 203, int)
|
||
#define HCIUARTGETFLAGS _IOR('U', 204, int)
|
||
|
||
#define BNEPCONNADD _IOW('B', 200, int)
|
||
#define BNEPCONNDEL _IOW('B', 201, int)
|
||
#define BNEPGETCONNLIST _IOR('B', 210, int)
|
||
#define BNEPGETCONNINFO _IOR('B', 211, int)
|
||
#define BNEPGETSUPPFEAT _IOR('B', 212, int)
|
||
|
||
#define CMTPCONNADD _IOW('C', 200, int)
|
||
#define CMTPCONNDEL _IOW('C', 201, int)
|
||
#define CMTPGETCONNLIST _IOR('C', 210, int)
|
||
#define CMTPGETCONNINFO _IOR('C', 211, int)
|
||
|
||
#define HIDPCONNADD _IOW('H', 200, int)
|
||
#define HIDPCONNDEL _IOW('H', 201, int)
|
||
#define HIDPGETCONNLIST _IOR('H', 210, int)
|
||
#define HIDPGETCONNINFO _IOR('H', 211, int)
|
||
|
||
|
||
struct serial_struct32 {
|
||
compat_int_t type;
|
||
compat_int_t line;
|
||
compat_uint_t port;
|
||
compat_int_t irq;
|
||
compat_int_t flags;
|
||
compat_int_t xmit_fifo_size;
|
||
compat_int_t custom_divisor;
|
||
compat_int_t baud_base;
|
||
unsigned short close_delay;
|
||
char io_type;
|
||
char reserved_char[1];
|
||
compat_int_t hub6;
|
||
unsigned short closing_wait; /* time to wait before closing */
|
||
unsigned short closing_wait2; /* no longer used... */
|
||
compat_uint_t iomem_base;
|
||
unsigned short iomem_reg_shift;
|
||
unsigned int port_high;
|
||
/* compat_ulong_t iomap_base FIXME */
|
||
compat_int_t reserved[1];
|
||
};
|
||
|
||
static int serial_struct_ioctl(struct file *file,
|
||
unsigned cmd, struct serial_struct32 __user *ss32)
|
||
{
|
||
typedef struct serial_struct32 SS32;
|
||
int err;
|
||
struct serial_struct __user *ss = compat_alloc_user_space(sizeof(*ss));
|
||
__u32 udata;
|
||
unsigned int base;
|
||
unsigned char *iomem_base;
|
||
|
||
if (ss == NULL)
|
||
return -EFAULT;
|
||
if (cmd == TIOCSSERIAL) {
|
||
if (copy_in_user(ss, ss32, offsetof(SS32, iomem_base)) ||
|
||
get_user(udata, &ss32->iomem_base))
|
||
return -EFAULT;
|
||
iomem_base = compat_ptr(udata);
|
||
if (put_user(iomem_base, &ss->iomem_base) ||
|
||
convert_in_user(&ss32->iomem_reg_shift,
|
||
&ss->iomem_reg_shift) ||
|
||
convert_in_user(&ss32->port_high, &ss->port_high) ||
|
||
put_user(0UL, &ss->iomap_base))
|
||
return -EFAULT;
|
||
}
|
||
err = do_ioctl(file, cmd, (unsigned long)ss);
|
||
if (cmd == TIOCGSERIAL && err >= 0) {
|
||
if (copy_in_user(ss32, ss, offsetof(SS32, iomem_base)) ||
|
||
get_user(iomem_base, &ss->iomem_base))
|
||
return -EFAULT;
|
||
base = (unsigned long)iomem_base >> 32 ?
|
||
0xffffffff : (unsigned)(unsigned long)iomem_base;
|
||
if (put_user(base, &ss32->iomem_base) ||
|
||
convert_in_user(&ss->iomem_reg_shift,
|
||
&ss32->iomem_reg_shift) ||
|
||
convert_in_user(&ss->port_high, &ss32->port_high))
|
||
return -EFAULT;
|
||
}
|
||
return err;
|
||
}
|
||
|
||
#define RTC_IRQP_READ32 _IOR('p', 0x0b, compat_ulong_t)
|
||
#define RTC_IRQP_SET32 _IOW('p', 0x0c, compat_ulong_t)
|
||
#define RTC_EPOCH_READ32 _IOR('p', 0x0d, compat_ulong_t)
|
||
#define RTC_EPOCH_SET32 _IOW('p', 0x0e, compat_ulong_t)
|
||
|
||
static int rtc_ioctl(struct file *file,
|
||
unsigned cmd, void __user *argp)
|
||
{
|
||
unsigned long __user *valp = compat_alloc_user_space(sizeof(*valp));
|
||
int ret;
|
||
|
||
if (valp == NULL)
|
||
return -EFAULT;
|
||
switch (cmd) {
|
||
case RTC_IRQP_READ32:
|
||
case RTC_EPOCH_READ32:
|
||
ret = do_ioctl(file, (cmd == RTC_IRQP_READ32) ?
|
||
RTC_IRQP_READ : RTC_EPOCH_READ,
|
||
(unsigned long)valp);
|
||
if (ret)
|
||
return ret;
|
||
return convert_in_user(valp, (unsigned int __user *)argp);
|
||
case RTC_IRQP_SET32:
|
||
return do_ioctl(file, RTC_IRQP_SET, (unsigned long)argp);
|
||
case RTC_EPOCH_SET32:
|
||
return do_ioctl(file, RTC_EPOCH_SET, (unsigned long)argp);
|
||
}
|
||
|
||
return -ENOIOCTLCMD;
|
||
}
|
||
|
||
/* on ia32 l_start is on a 32-bit boundary */
|
||
#if defined(CONFIG_IA64) || defined(CONFIG_X86_64)
|
||
struct space_resv_32 {
|
||
__s16 l_type;
|
||
__s16 l_whence;
|
||
__s64 l_start __attribute__((packed));
|
||
/* len == 0 means until end of file */
|
||
__s64 l_len __attribute__((packed));
|
||
__s32 l_sysid;
|
||
__u32 l_pid;
|
||
__s32 l_pad[4]; /* reserve area */
|
||
};
|
||
|
||
#define FS_IOC_RESVSP_32 _IOW ('X', 40, struct space_resv_32)
|
||
#define FS_IOC_RESVSP64_32 _IOW ('X', 42, struct space_resv_32)
|
||
|
||
/* just account for different alignment */
|
||
static int compat_ioctl_preallocate(struct file *file,
|
||
struct space_resv_32 __user *p32)
|
||
{
|
||
struct space_resv __user *p = compat_alloc_user_space(sizeof(*p));
|
||
|
||
if (copy_in_user(&p->l_type, &p32->l_type, sizeof(s16)) ||
|
||
copy_in_user(&p->l_whence, &p32->l_whence, sizeof(s16)) ||
|
||
copy_in_user(&p->l_start, &p32->l_start, sizeof(s64)) ||
|
||
copy_in_user(&p->l_len, &p32->l_len, sizeof(s64)) ||
|
||
copy_in_user(&p->l_sysid, &p32->l_sysid, sizeof(s32)) ||
|
||
copy_in_user(&p->l_pid, &p32->l_pid, sizeof(u32)) ||
|
||
copy_in_user(&p->l_pad, &p32->l_pad, 4*sizeof(u32)))
|
||
return -EFAULT;
|
||
|
||
return ioctl_preallocate(file, p);
|
||
}
|
||
#endif
|
||
|
||
/*
|
||
* simple reversible transform to make our table more evenly
|
||
* distributed after sorting.
|
||
*/
|
||
#define XFORM(i) (((i) ^ ((i) << 27) ^ ((i) << 17)) & 0xffffffff)
|
||
|
||
#define COMPATIBLE_IOCTL(cmd) XFORM((u32)cmd),
|
||
/* ioctl should not be warned about even if it's not implemented.
|
||
Valid reasons to use this:
|
||
- It is implemented with ->compat_ioctl on some device, but programs
|
||
call it on others too.
|
||
- The ioctl is not implemented in the native kernel, but programs
|
||
call it commonly anyways.
|
||
Most other reasons are not valid. */
|
||
#define IGNORE_IOCTL(cmd) COMPATIBLE_IOCTL(cmd)
|
||
|
||
static unsigned int ioctl_pointer[] = {
|
||
/* compatible ioctls first */
|
||
COMPATIBLE_IOCTL(0x4B50) /* KDGHWCLK - not in the kernel, but don't complain */
|
||
COMPATIBLE_IOCTL(0x4B51) /* KDSHWCLK - not in the kernel, but don't complain */
|
||
|
||
/* Big T */
|
||
COMPATIBLE_IOCTL(TCGETA)
|
||
COMPATIBLE_IOCTL(TCSETA)
|
||
COMPATIBLE_IOCTL(TCSETAW)
|
||
COMPATIBLE_IOCTL(TCSETAF)
|
||
COMPATIBLE_IOCTL(TCSBRK)
|
||
COMPATIBLE_IOCTL(TCXONC)
|
||
COMPATIBLE_IOCTL(TCFLSH)
|
||
COMPATIBLE_IOCTL(TCGETS)
|
||
COMPATIBLE_IOCTL(TCSETS)
|
||
COMPATIBLE_IOCTL(TCSETSW)
|
||
COMPATIBLE_IOCTL(TCSETSF)
|
||
COMPATIBLE_IOCTL(TIOCLINUX)
|
||
COMPATIBLE_IOCTL(TIOCSBRK)
|
||
COMPATIBLE_IOCTL(TIOCGDEV)
|
||
COMPATIBLE_IOCTL(TIOCCBRK)
|
||
COMPATIBLE_IOCTL(TIOCGSID)
|
||
COMPATIBLE_IOCTL(TIOCGICOUNT)
|
||
COMPATIBLE_IOCTL(TIOCGEXCL)
|
||
/* Little t */
|
||
COMPATIBLE_IOCTL(TIOCGETD)
|
||
COMPATIBLE_IOCTL(TIOCSETD)
|
||
COMPATIBLE_IOCTL(TIOCEXCL)
|
||
COMPATIBLE_IOCTL(TIOCNXCL)
|
||
COMPATIBLE_IOCTL(TIOCCONS)
|
||
COMPATIBLE_IOCTL(TIOCGSOFTCAR)
|
||
COMPATIBLE_IOCTL(TIOCSSOFTCAR)
|
||
COMPATIBLE_IOCTL(TIOCSWINSZ)
|
||
COMPATIBLE_IOCTL(TIOCGWINSZ)
|
||
COMPATIBLE_IOCTL(TIOCMGET)
|
||
COMPATIBLE_IOCTL(TIOCMBIC)
|
||
COMPATIBLE_IOCTL(TIOCMBIS)
|
||
COMPATIBLE_IOCTL(TIOCMSET)
|
||
COMPATIBLE_IOCTL(TIOCNOTTY)
|
||
COMPATIBLE_IOCTL(TIOCSTI)
|
||
COMPATIBLE_IOCTL(TIOCOUTQ)
|
||
COMPATIBLE_IOCTL(TIOCSPGRP)
|
||
COMPATIBLE_IOCTL(TIOCGPGRP)
|
||
COMPATIBLE_IOCTL(TIOCSERGETLSR)
|
||
#ifdef TIOCSRS485
|
||
COMPATIBLE_IOCTL(TIOCSRS485)
|
||
#endif
|
||
#ifdef TIOCGRS485
|
||
COMPATIBLE_IOCTL(TIOCGRS485)
|
||
#endif
|
||
#ifdef TCGETS2
|
||
COMPATIBLE_IOCTL(TCGETS2)
|
||
COMPATIBLE_IOCTL(TCSETS2)
|
||
COMPATIBLE_IOCTL(TCSETSW2)
|
||
COMPATIBLE_IOCTL(TCSETSF2)
|
||
#endif
|
||
/* Little f */
|
||
COMPATIBLE_IOCTL(FIOCLEX)
|
||
COMPATIBLE_IOCTL(FIONCLEX)
|
||
COMPATIBLE_IOCTL(FIOASYNC)
|
||
COMPATIBLE_IOCTL(FIONBIO)
|
||
COMPATIBLE_IOCTL(FIONREAD) /* This is also TIOCINQ */
|
||
COMPATIBLE_IOCTL(FS_IOC_FIEMAP)
|
||
/* 0x00 */
|
||
COMPATIBLE_IOCTL(FIBMAP)
|
||
COMPATIBLE_IOCTL(FIGETBSZ)
|
||
/* 'X' - originally XFS but some now in the VFS */
|
||
COMPATIBLE_IOCTL(FIFREEZE)
|
||
COMPATIBLE_IOCTL(FITHAW)
|
||
COMPATIBLE_IOCTL(FITRIM)
|
||
COMPATIBLE_IOCTL(KDGETKEYCODE)
|
||
COMPATIBLE_IOCTL(KDSETKEYCODE)
|
||
COMPATIBLE_IOCTL(KDGKBTYPE)
|
||
COMPATIBLE_IOCTL(KDGETMODE)
|
||
COMPATIBLE_IOCTL(KDGKBMODE)
|
||
COMPATIBLE_IOCTL(KDGKBMETA)
|
||
COMPATIBLE_IOCTL(KDGKBENT)
|
||
COMPATIBLE_IOCTL(KDSKBENT)
|
||
COMPATIBLE_IOCTL(KDGKBSENT)
|
||
COMPATIBLE_IOCTL(KDSKBSENT)
|
||
COMPATIBLE_IOCTL(KDGKBDIACR)
|
||
COMPATIBLE_IOCTL(KDSKBDIACR)
|
||
COMPATIBLE_IOCTL(KDGKBDIACRUC)
|
||
COMPATIBLE_IOCTL(KDSKBDIACRUC)
|
||
COMPATIBLE_IOCTL(KDKBDREP)
|
||
COMPATIBLE_IOCTL(KDGKBLED)
|
||
COMPATIBLE_IOCTL(KDGETLED)
|
||
#ifdef CONFIG_BLOCK
|
||
/* Big S */
|
||
COMPATIBLE_IOCTL(SCSI_IOCTL_GET_IDLUN)
|
||
COMPATIBLE_IOCTL(SCSI_IOCTL_DOORLOCK)
|
||
COMPATIBLE_IOCTL(SCSI_IOCTL_DOORUNLOCK)
|
||
COMPATIBLE_IOCTL(SCSI_IOCTL_TEST_UNIT_READY)
|
||
COMPATIBLE_IOCTL(SCSI_IOCTL_GET_BUS_NUMBER)
|
||
COMPATIBLE_IOCTL(SCSI_IOCTL_SEND_COMMAND)
|
||
COMPATIBLE_IOCTL(SCSI_IOCTL_PROBE_HOST)
|
||
COMPATIBLE_IOCTL(SCSI_IOCTL_GET_PCI)
|
||
#endif
|
||
/* Big V (don't complain on serial console) */
|
||
IGNORE_IOCTL(VT_OPENQRY)
|
||
IGNORE_IOCTL(VT_GETMODE)
|
||
/* Little p (/dev/rtc, /dev/envctrl, etc.) */
|
||
COMPATIBLE_IOCTL(RTC_AIE_ON)
|
||
COMPATIBLE_IOCTL(RTC_AIE_OFF)
|
||
COMPATIBLE_IOCTL(RTC_UIE_ON)
|
||
COMPATIBLE_IOCTL(RTC_UIE_OFF)
|
||
COMPATIBLE_IOCTL(RTC_PIE_ON)
|
||
COMPATIBLE_IOCTL(RTC_PIE_OFF)
|
||
COMPATIBLE_IOCTL(RTC_WIE_ON)
|
||
COMPATIBLE_IOCTL(RTC_WIE_OFF)
|
||
COMPATIBLE_IOCTL(RTC_ALM_SET)
|
||
COMPATIBLE_IOCTL(RTC_ALM_READ)
|
||
COMPATIBLE_IOCTL(RTC_RD_TIME)
|
||
COMPATIBLE_IOCTL(RTC_SET_TIME)
|
||
COMPATIBLE_IOCTL(RTC_WKALM_SET)
|
||
COMPATIBLE_IOCTL(RTC_WKALM_RD)
|
||
/*
|
||
* These two are only for the sbus rtc driver, but
|
||
* hwclock tries them on every rtc device first when
|
||
* running on sparc. On other architectures the entries
|
||
* are useless but harmless.
|
||
*/
|
||
COMPATIBLE_IOCTL(_IOR('p', 20, int[7])) /* RTCGET */
|
||
COMPATIBLE_IOCTL(_IOW('p', 21, int[7])) /* RTCSET */
|
||
/* Little m */
|
||
COMPATIBLE_IOCTL(MTIOCTOP)
|
||
/* Socket level stuff */
|
||
COMPATIBLE_IOCTL(FIOQSIZE)
|
||
#ifdef CONFIG_BLOCK
|
||
/* md calls this on random blockdevs */
|
||
IGNORE_IOCTL(RAID_VERSION)
|
||
/* qemu/qemu-img might call these two on plain files for probing */
|
||
IGNORE_IOCTL(CDROM_DRIVE_STATUS)
|
||
IGNORE_IOCTL(FDGETPRM32)
|
||
/* SG stuff */
|
||
COMPATIBLE_IOCTL(SG_SET_TIMEOUT)
|
||
COMPATIBLE_IOCTL(SG_GET_TIMEOUT)
|
||
COMPATIBLE_IOCTL(SG_EMULATED_HOST)
|
||
COMPATIBLE_IOCTL(SG_GET_TRANSFORM)
|
||
COMPATIBLE_IOCTL(SG_SET_RESERVED_SIZE)
|
||
COMPATIBLE_IOCTL(SG_GET_RESERVED_SIZE)
|
||
COMPATIBLE_IOCTL(SG_GET_SCSI_ID)
|
||
COMPATIBLE_IOCTL(SG_SET_FORCE_LOW_DMA)
|
||
COMPATIBLE_IOCTL(SG_GET_LOW_DMA)
|
||
COMPATIBLE_IOCTL(SG_SET_FORCE_PACK_ID)
|
||
COMPATIBLE_IOCTL(SG_GET_PACK_ID)
|
||
COMPATIBLE_IOCTL(SG_GET_NUM_WAITING)
|
||
COMPATIBLE_IOCTL(SG_SET_DEBUG)
|
||
COMPATIBLE_IOCTL(SG_GET_SG_TABLESIZE)
|
||
COMPATIBLE_IOCTL(SG_GET_COMMAND_Q)
|
||
COMPATIBLE_IOCTL(SG_SET_COMMAND_Q)
|
||
COMPATIBLE_IOCTL(SG_GET_VERSION_NUM)
|
||
COMPATIBLE_IOCTL(SG_NEXT_CMD_LEN)
|
||
COMPATIBLE_IOCTL(SG_SCSI_RESET)
|
||
COMPATIBLE_IOCTL(SG_GET_REQUEST_TABLE)
|
||
COMPATIBLE_IOCTL(SG_SET_KEEP_ORPHAN)
|
||
COMPATIBLE_IOCTL(SG_GET_KEEP_ORPHAN)
|
||
#endif
|
||
/* PPP stuff */
|
||
COMPATIBLE_IOCTL(PPPIOCGFLAGS)
|
||
COMPATIBLE_IOCTL(PPPIOCSFLAGS)
|
||
COMPATIBLE_IOCTL(PPPIOCGASYNCMAP)
|
||
COMPATIBLE_IOCTL(PPPIOCSASYNCMAP)
|
||
COMPATIBLE_IOCTL(PPPIOCGUNIT)
|
||
COMPATIBLE_IOCTL(PPPIOCGRASYNCMAP)
|
||
COMPATIBLE_IOCTL(PPPIOCSRASYNCMAP)
|
||
COMPATIBLE_IOCTL(PPPIOCGMRU)
|
||
COMPATIBLE_IOCTL(PPPIOCSMRU)
|
||
COMPATIBLE_IOCTL(PPPIOCSMAXCID)
|
||
COMPATIBLE_IOCTL(PPPIOCGXASYNCMAP)
|
||
COMPATIBLE_IOCTL(PPPIOCSXASYNCMAP)
|
||
COMPATIBLE_IOCTL(PPPIOCXFERUNIT)
|
||
/* PPPIOCSCOMPRESS is translated */
|
||
COMPATIBLE_IOCTL(PPPIOCGNPMODE)
|
||
COMPATIBLE_IOCTL(PPPIOCSNPMODE)
|
||
COMPATIBLE_IOCTL(PPPIOCGDEBUG)
|
||
COMPATIBLE_IOCTL(PPPIOCSDEBUG)
|
||
/* PPPIOCSPASS is translated */
|
||
/* PPPIOCSACTIVE is translated */
|
||
/* PPPIOCGIDLE is translated */
|
||
COMPATIBLE_IOCTL(PPPIOCNEWUNIT)
|
||
COMPATIBLE_IOCTL(PPPIOCATTACH)
|
||
COMPATIBLE_IOCTL(PPPIOCDETACH)
|
||
COMPATIBLE_IOCTL(PPPIOCSMRRU)
|
||
COMPATIBLE_IOCTL(PPPIOCCONNECT)
|
||
COMPATIBLE_IOCTL(PPPIOCDISCONN)
|
||
COMPATIBLE_IOCTL(PPPIOCATTCHAN)
|
||
COMPATIBLE_IOCTL(PPPIOCGCHAN)
|
||
COMPATIBLE_IOCTL(PPPIOCGL2TPSTATS)
|
||
/* PPPOX */
|
||
COMPATIBLE_IOCTL(PPPOEIOCSFWD)
|
||
COMPATIBLE_IOCTL(PPPOEIOCDFWD)
|
||
/* Big A */
|
||
/* sparc only */
|
||
/* Big Q for sound/OSS */
|
||
COMPATIBLE_IOCTL(SNDCTL_SEQ_RESET)
|
||
COMPATIBLE_IOCTL(SNDCTL_SEQ_SYNC)
|
||
COMPATIBLE_IOCTL(SNDCTL_SYNTH_INFO)
|
||
COMPATIBLE_IOCTL(SNDCTL_SEQ_CTRLRATE)
|
||
COMPATIBLE_IOCTL(SNDCTL_SEQ_GETOUTCOUNT)
|
||
COMPATIBLE_IOCTL(SNDCTL_SEQ_GETINCOUNT)
|
||
COMPATIBLE_IOCTL(SNDCTL_SEQ_PERCMODE)
|
||
COMPATIBLE_IOCTL(SNDCTL_FM_LOAD_INSTR)
|
||
COMPATIBLE_IOCTL(SNDCTL_SEQ_TESTMIDI)
|
||
COMPATIBLE_IOCTL(SNDCTL_SEQ_RESETSAMPLES)
|
||
COMPATIBLE_IOCTL(SNDCTL_SEQ_NRSYNTHS)
|
||
COMPATIBLE_IOCTL(SNDCTL_SEQ_NRMIDIS)
|
||
COMPATIBLE_IOCTL(SNDCTL_MIDI_INFO)
|
||
COMPATIBLE_IOCTL(SNDCTL_SEQ_THRESHOLD)
|
||
COMPATIBLE_IOCTL(SNDCTL_SYNTH_MEMAVL)
|
||
COMPATIBLE_IOCTL(SNDCTL_FM_4OP_ENABLE)
|
||
COMPATIBLE_IOCTL(SNDCTL_SEQ_PANIC)
|
||
COMPATIBLE_IOCTL(SNDCTL_SEQ_OUTOFBAND)
|
||
COMPATIBLE_IOCTL(SNDCTL_SEQ_GETTIME)
|
||
COMPATIBLE_IOCTL(SNDCTL_SYNTH_ID)
|
||
COMPATIBLE_IOCTL(SNDCTL_SYNTH_CONTROL)
|
||
COMPATIBLE_IOCTL(SNDCTL_SYNTH_REMOVESAMPLE)
|
||
/* Big T for sound/OSS */
|
||
COMPATIBLE_IOCTL(SNDCTL_TMR_TIMEBASE)
|
||
COMPATIBLE_IOCTL(SNDCTL_TMR_START)
|
||
COMPATIBLE_IOCTL(SNDCTL_TMR_STOP)
|
||
COMPATIBLE_IOCTL(SNDCTL_TMR_CONTINUE)
|
||
COMPATIBLE_IOCTL(SNDCTL_TMR_TEMPO)
|
||
COMPATIBLE_IOCTL(SNDCTL_TMR_SOURCE)
|
||
COMPATIBLE_IOCTL(SNDCTL_TMR_METRONOME)
|
||
COMPATIBLE_IOCTL(SNDCTL_TMR_SELECT)
|
||
/* Little m for sound/OSS */
|
||
COMPATIBLE_IOCTL(SNDCTL_MIDI_PRETIME)
|
||
COMPATIBLE_IOCTL(SNDCTL_MIDI_MPUMODE)
|
||
COMPATIBLE_IOCTL(SNDCTL_MIDI_MPUCMD)
|
||
/* Big P for sound/OSS */
|
||
COMPATIBLE_IOCTL(SNDCTL_DSP_RESET)
|
||
COMPATIBLE_IOCTL(SNDCTL_DSP_SYNC)
|
||
COMPATIBLE_IOCTL(SNDCTL_DSP_SPEED)
|
||
COMPATIBLE_IOCTL(SNDCTL_DSP_STEREO)
|
||
COMPATIBLE_IOCTL(SNDCTL_DSP_GETBLKSIZE)
|
||
COMPATIBLE_IOCTL(SNDCTL_DSP_CHANNELS)
|
||
COMPATIBLE_IOCTL(SOUND_PCM_WRITE_FILTER)
|
||
COMPATIBLE_IOCTL(SNDCTL_DSP_POST)
|
||
COMPATIBLE_IOCTL(SNDCTL_DSP_SUBDIVIDE)
|
||
COMPATIBLE_IOCTL(SNDCTL_DSP_SETFRAGMENT)
|
||
COMPATIBLE_IOCTL(SNDCTL_DSP_GETFMTS)
|
||
COMPATIBLE_IOCTL(SNDCTL_DSP_SETFMT)
|
||
COMPATIBLE_IOCTL(SNDCTL_DSP_GETOSPACE)
|
||
COMPATIBLE_IOCTL(SNDCTL_DSP_GETISPACE)
|
||
COMPATIBLE_IOCTL(SNDCTL_DSP_NONBLOCK)
|
||
COMPATIBLE_IOCTL(SNDCTL_DSP_GETCAPS)
|
||
COMPATIBLE_IOCTL(SNDCTL_DSP_GETTRIGGER)
|
||
COMPATIBLE_IOCTL(SNDCTL_DSP_SETTRIGGER)
|
||
COMPATIBLE_IOCTL(SNDCTL_DSP_GETIPTR)
|
||
COMPATIBLE_IOCTL(SNDCTL_DSP_GETOPTR)
|
||
/* SNDCTL_DSP_MAPINBUF, XXX needs translation */
|
||
/* SNDCTL_DSP_MAPOUTBUF, XXX needs translation */
|
||
COMPATIBLE_IOCTL(SNDCTL_DSP_SETSYNCRO)
|
||
COMPATIBLE_IOCTL(SNDCTL_DSP_SETDUPLEX)
|
||
COMPATIBLE_IOCTL(SNDCTL_DSP_GETODELAY)
|
||
COMPATIBLE_IOCTL(SNDCTL_DSP_PROFILE)
|
||
COMPATIBLE_IOCTL(SOUND_PCM_READ_RATE)
|
||
COMPATIBLE_IOCTL(SOUND_PCM_READ_CHANNELS)
|
||
COMPATIBLE_IOCTL(SOUND_PCM_READ_BITS)
|
||
COMPATIBLE_IOCTL(SOUND_PCM_READ_FILTER)
|
||
/* Big C for sound/OSS */
|
||
COMPATIBLE_IOCTL(SNDCTL_COPR_RESET)
|
||
COMPATIBLE_IOCTL(SNDCTL_COPR_LOAD)
|
||
COMPATIBLE_IOCTL(SNDCTL_COPR_RDATA)
|
||
COMPATIBLE_IOCTL(SNDCTL_COPR_RCODE)
|
||
COMPATIBLE_IOCTL(SNDCTL_COPR_WDATA)
|
||
COMPATIBLE_IOCTL(SNDCTL_COPR_WCODE)
|
||
COMPATIBLE_IOCTL(SNDCTL_COPR_RUN)
|
||
COMPATIBLE_IOCTL(SNDCTL_COPR_HALT)
|
||
COMPATIBLE_IOCTL(SNDCTL_COPR_SENDMSG)
|
||
COMPATIBLE_IOCTL(SNDCTL_COPR_RCVMSG)
|
||
/* Big M for sound/OSS */
|
||
COMPATIBLE_IOCTL(SOUND_MIXER_READ_VOLUME)
|
||
COMPATIBLE_IOCTL(SOUND_MIXER_READ_BASS)
|
||
COMPATIBLE_IOCTL(SOUND_MIXER_READ_TREBLE)
|
||
COMPATIBLE_IOCTL(SOUND_MIXER_READ_SYNTH)
|
||
COMPATIBLE_IOCTL(SOUND_MIXER_READ_PCM)
|
||
COMPATIBLE_IOCTL(SOUND_MIXER_READ_SPEAKER)
|
||
COMPATIBLE_IOCTL(SOUND_MIXER_READ_LINE)
|
||
COMPATIBLE_IOCTL(SOUND_MIXER_READ_MIC)
|
||
COMPATIBLE_IOCTL(SOUND_MIXER_READ_CD)
|
||
COMPATIBLE_IOCTL(SOUND_MIXER_READ_IMIX)
|
||
COMPATIBLE_IOCTL(SOUND_MIXER_READ_ALTPCM)
|
||
COMPATIBLE_IOCTL(SOUND_MIXER_READ_RECLEV)
|
||
COMPATIBLE_IOCTL(SOUND_MIXER_READ_IGAIN)
|
||
COMPATIBLE_IOCTL(SOUND_MIXER_READ_OGAIN)
|
||
COMPATIBLE_IOCTL(SOUND_MIXER_READ_LINE1)
|
||
COMPATIBLE_IOCTL(SOUND_MIXER_READ_LINE2)
|
||
COMPATIBLE_IOCTL(SOUND_MIXER_READ_LINE3)
|
||
COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_DIGITAL1))
|
||
COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_DIGITAL2))
|
||
COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_DIGITAL3))
|
||
COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_PHONEIN))
|
||
COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_PHONEOUT))
|
||
COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_VIDEO))
|
||
COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_RADIO))
|
||
COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_MONITOR))
|
||
COMPATIBLE_IOCTL(SOUND_MIXER_READ_MUTE)
|
||
/* SOUND_MIXER_READ_ENHANCE, same value as READ_MUTE */
|
||
/* SOUND_MIXER_READ_LOUD, same value as READ_MUTE */
|
||
COMPATIBLE_IOCTL(SOUND_MIXER_READ_RECSRC)
|
||
COMPATIBLE_IOCTL(SOUND_MIXER_READ_DEVMASK)
|
||
COMPATIBLE_IOCTL(SOUND_MIXER_READ_RECMASK)
|
||
COMPATIBLE_IOCTL(SOUND_MIXER_READ_STEREODEVS)
|
||
COMPATIBLE_IOCTL(SOUND_MIXER_READ_CAPS)
|
||
COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_VOLUME)
|
||
COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_BASS)
|
||
COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_TREBLE)
|
||
COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_SYNTH)
|
||
COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_PCM)
|
||
COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_SPEAKER)
|
||
COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_LINE)
|
||
COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_MIC)
|
||
COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_CD)
|
||
COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_IMIX)
|
||
COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_ALTPCM)
|
||
COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_RECLEV)
|
||
COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_IGAIN)
|
||
COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_OGAIN)
|
||
COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_LINE1)
|
||
COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_LINE2)
|
||
COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_LINE3)
|
||
COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_DIGITAL1))
|
||
COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_DIGITAL2))
|
||
COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_DIGITAL3))
|
||
COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_PHONEIN))
|
||
COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_PHONEOUT))
|
||
COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_VIDEO))
|
||
COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_RADIO))
|
||
COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_MONITOR))
|
||
COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_MUTE)
|
||
/* SOUND_MIXER_WRITE_ENHANCE, same value as WRITE_MUTE */
|
||
/* SOUND_MIXER_WRITE_LOUD, same value as WRITE_MUTE */
|
||
COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_RECSRC)
|
||
COMPATIBLE_IOCTL(SOUND_MIXER_INFO)
|
||
COMPATIBLE_IOCTL(SOUND_OLD_MIXER_INFO)
|
||
COMPATIBLE_IOCTL(SOUND_MIXER_ACCESS)
|
||
COMPATIBLE_IOCTL(SOUND_MIXER_AGC)
|
||
COMPATIBLE_IOCTL(SOUND_MIXER_3DSE)
|
||
COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE1)
|
||
COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE2)
|
||
COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE3)
|
||
COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE4)
|
||
COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE5)
|
||
COMPATIBLE_IOCTL(SOUND_MIXER_GETLEVELS)
|
||
COMPATIBLE_IOCTL(SOUND_MIXER_SETLEVELS)
|
||
COMPATIBLE_IOCTL(OSS_GETVERSION)
|
||
/* Raw devices */
|
||
COMPATIBLE_IOCTL(RAW_SETBIND)
|
||
COMPATIBLE_IOCTL(RAW_GETBIND)
|
||
/* Watchdog */
|
||
COMPATIBLE_IOCTL(WDIOC_GETSUPPORT)
|
||
COMPATIBLE_IOCTL(WDIOC_GETSTATUS)
|
||
COMPATIBLE_IOCTL(WDIOC_GETBOOTSTATUS)
|
||
COMPATIBLE_IOCTL(WDIOC_GETTEMP)
|
||
COMPATIBLE_IOCTL(WDIOC_SETOPTIONS)
|
||
COMPATIBLE_IOCTL(WDIOC_KEEPALIVE)
|
||
COMPATIBLE_IOCTL(WDIOC_SETTIMEOUT)
|
||
COMPATIBLE_IOCTL(WDIOC_GETTIMEOUT)
|
||
COMPATIBLE_IOCTL(WDIOC_SETPRETIMEOUT)
|
||
COMPATIBLE_IOCTL(WDIOC_GETPRETIMEOUT)
|
||
/* Big R */
|
||
COMPATIBLE_IOCTL(RNDGETENTCNT)
|
||
COMPATIBLE_IOCTL(RNDADDTOENTCNT)
|
||
COMPATIBLE_IOCTL(RNDGETPOOL)
|
||
COMPATIBLE_IOCTL(RNDADDENTROPY)
|
||
COMPATIBLE_IOCTL(RNDZAPENTCNT)
|
||
COMPATIBLE_IOCTL(RNDCLEARPOOL)
|
||
/* Bluetooth */
|
||
COMPATIBLE_IOCTL(HCIDEVUP)
|
||
COMPATIBLE_IOCTL(HCIDEVDOWN)
|
||
COMPATIBLE_IOCTL(HCIDEVRESET)
|
||
COMPATIBLE_IOCTL(HCIDEVRESTAT)
|
||
COMPATIBLE_IOCTL(HCIGETDEVLIST)
|
||
COMPATIBLE_IOCTL(HCIGETDEVINFO)
|
||
COMPATIBLE_IOCTL(HCIGETCONNLIST)
|
||
COMPATIBLE_IOCTL(HCIGETCONNINFO)
|
||
COMPATIBLE_IOCTL(HCIGETAUTHINFO)
|
||
COMPATIBLE_IOCTL(HCISETRAW)
|
||
COMPATIBLE_IOCTL(HCISETSCAN)
|
||
COMPATIBLE_IOCTL(HCISETAUTH)
|
||
COMPATIBLE_IOCTL(HCISETENCRYPT)
|
||
COMPATIBLE_IOCTL(HCISETPTYPE)
|
||
COMPATIBLE_IOCTL(HCISETLINKPOL)
|
||
COMPATIBLE_IOCTL(HCISETLINKMODE)
|
||
COMPATIBLE_IOCTL(HCISETACLMTU)
|
||
COMPATIBLE_IOCTL(HCISETSCOMTU)
|
||
COMPATIBLE_IOCTL(HCIBLOCKADDR)
|
||
COMPATIBLE_IOCTL(HCIUNBLOCKADDR)
|
||
COMPATIBLE_IOCTL(HCIINQUIRY)
|
||
COMPATIBLE_IOCTL(HCIUARTSETPROTO)
|
||
COMPATIBLE_IOCTL(HCIUARTGETPROTO)
|
||
COMPATIBLE_IOCTL(HCIUARTGETDEVICE)
|
||
COMPATIBLE_IOCTL(HCIUARTSETFLAGS)
|
||
COMPATIBLE_IOCTL(HCIUARTGETFLAGS)
|
||
COMPATIBLE_IOCTL(RFCOMMCREATEDEV)
|
||
COMPATIBLE_IOCTL(RFCOMMRELEASEDEV)
|
||
COMPATIBLE_IOCTL(RFCOMMGETDEVLIST)
|
||
COMPATIBLE_IOCTL(RFCOMMGETDEVINFO)
|
||
COMPATIBLE_IOCTL(RFCOMMSTEALDLC)
|
||
COMPATIBLE_IOCTL(BNEPCONNADD)
|
||
COMPATIBLE_IOCTL(BNEPCONNDEL)
|
||
COMPATIBLE_IOCTL(BNEPGETCONNLIST)
|
||
COMPATIBLE_IOCTL(BNEPGETCONNINFO)
|
||
COMPATIBLE_IOCTL(BNEPGETSUPPFEAT)
|
||
COMPATIBLE_IOCTL(CMTPCONNADD)
|
||
COMPATIBLE_IOCTL(CMTPCONNDEL)
|
||
COMPATIBLE_IOCTL(CMTPGETCONNLIST)
|
||
COMPATIBLE_IOCTL(CMTPGETCONNINFO)
|
||
COMPATIBLE_IOCTL(HIDPCONNADD)
|
||
COMPATIBLE_IOCTL(HIDPCONNDEL)
|
||
COMPATIBLE_IOCTL(HIDPGETCONNLIST)
|
||
COMPATIBLE_IOCTL(HIDPGETCONNINFO)
|
||
/* CAPI */
|
||
COMPATIBLE_IOCTL(CAPI_REGISTER)
|
||
COMPATIBLE_IOCTL(CAPI_GET_MANUFACTURER)
|
||
COMPATIBLE_IOCTL(CAPI_GET_VERSION)
|
||
COMPATIBLE_IOCTL(CAPI_GET_SERIAL)
|
||
COMPATIBLE_IOCTL(CAPI_GET_PROFILE)
|
||
COMPATIBLE_IOCTL(CAPI_MANUFACTURER_CMD)
|
||
COMPATIBLE_IOCTL(CAPI_GET_ERRCODE)
|
||
COMPATIBLE_IOCTL(CAPI_INSTALLED)
|
||
COMPATIBLE_IOCTL(CAPI_GET_FLAGS)
|
||
COMPATIBLE_IOCTL(CAPI_SET_FLAGS)
|
||
COMPATIBLE_IOCTL(CAPI_CLR_FLAGS)
|
||
COMPATIBLE_IOCTL(CAPI_NCCI_OPENCOUNT)
|
||
COMPATIBLE_IOCTL(CAPI_NCCI_GETUNIT)
|
||
/* Siemens Gigaset */
|
||
COMPATIBLE_IOCTL(GIGASET_REDIR)
|
||
COMPATIBLE_IOCTL(GIGASET_CONFIG)
|
||
COMPATIBLE_IOCTL(GIGASET_BRKCHARS)
|
||
COMPATIBLE_IOCTL(GIGASET_VERSION)
|
||
/* Misc. */
|
||
COMPATIBLE_IOCTL(0x41545900) /* ATYIO_CLKR */
|
||
COMPATIBLE_IOCTL(0x41545901) /* ATYIO_CLKW */
|
||
COMPATIBLE_IOCTL(PCIIOC_CONTROLLER)
|
||
COMPATIBLE_IOCTL(PCIIOC_MMAP_IS_IO)
|
||
COMPATIBLE_IOCTL(PCIIOC_MMAP_IS_MEM)
|
||
COMPATIBLE_IOCTL(PCIIOC_WRITE_COMBINE)
|
||
/* hiddev */
|
||
COMPATIBLE_IOCTL(HIDIOCGVERSION)
|
||
COMPATIBLE_IOCTL(HIDIOCAPPLICATION)
|
||
COMPATIBLE_IOCTL(HIDIOCGDEVINFO)
|
||
COMPATIBLE_IOCTL(HIDIOCGSTRING)
|
||
COMPATIBLE_IOCTL(HIDIOCINITREPORT)
|
||
COMPATIBLE_IOCTL(HIDIOCGREPORT)
|
||
COMPATIBLE_IOCTL(HIDIOCSREPORT)
|
||
COMPATIBLE_IOCTL(HIDIOCGREPORTINFO)
|
||
COMPATIBLE_IOCTL(HIDIOCGFIELDINFO)
|
||
COMPATIBLE_IOCTL(HIDIOCGUSAGE)
|
||
COMPATIBLE_IOCTL(HIDIOCSUSAGE)
|
||
COMPATIBLE_IOCTL(HIDIOCGUCODE)
|
||
COMPATIBLE_IOCTL(HIDIOCGFLAG)
|
||
COMPATIBLE_IOCTL(HIDIOCSFLAG)
|
||
COMPATIBLE_IOCTL(HIDIOCGCOLLECTIONINDEX)
|
||
COMPATIBLE_IOCTL(HIDIOCGCOLLECTIONINFO)
|
||
/* dvb */
|
||
COMPATIBLE_IOCTL(AUDIO_STOP)
|
||
COMPATIBLE_IOCTL(AUDIO_PLAY)
|
||
COMPATIBLE_IOCTL(AUDIO_PAUSE)
|
||
COMPATIBLE_IOCTL(AUDIO_CONTINUE)
|
||
COMPATIBLE_IOCTL(AUDIO_SELECT_SOURCE)
|
||
COMPATIBLE_IOCTL(AUDIO_SET_MUTE)
|
||
COMPATIBLE_IOCTL(AUDIO_SET_AV_SYNC)
|
||
COMPATIBLE_IOCTL(AUDIO_SET_BYPASS_MODE)
|
||
COMPATIBLE_IOCTL(AUDIO_CHANNEL_SELECT)
|
||
COMPATIBLE_IOCTL(AUDIO_GET_STATUS)
|
||
COMPATIBLE_IOCTL(AUDIO_GET_CAPABILITIES)
|
||
COMPATIBLE_IOCTL(AUDIO_CLEAR_BUFFER)
|
||
COMPATIBLE_IOCTL(AUDIO_SET_ID)
|
||
COMPATIBLE_IOCTL(AUDIO_SET_MIXER)
|
||
COMPATIBLE_IOCTL(AUDIO_SET_STREAMTYPE)
|
||
COMPATIBLE_IOCTL(AUDIO_SET_EXT_ID)
|
||
COMPATIBLE_IOCTL(AUDIO_SET_ATTRIBUTES)
|
||
COMPATIBLE_IOCTL(AUDIO_SET_KARAOKE)
|
||
COMPATIBLE_IOCTL(DMX_START)
|
||
COMPATIBLE_IOCTL(DMX_STOP)
|
||
COMPATIBLE_IOCTL(DMX_SET_FILTER)
|
||
COMPATIBLE_IOCTL(DMX_SET_PES_FILTER)
|
||
COMPATIBLE_IOCTL(DMX_SET_BUFFER_SIZE)
|
||
COMPATIBLE_IOCTL(DMX_GET_PES_PIDS)
|
||
COMPATIBLE_IOCTL(DMX_GET_STC)
|
||
COMPATIBLE_IOCTL(DMX_REQBUFS)
|
||
COMPATIBLE_IOCTL(DMX_QUERYBUF)
|
||
COMPATIBLE_IOCTL(DMX_EXPBUF)
|
||
COMPATIBLE_IOCTL(DMX_QBUF)
|
||
COMPATIBLE_IOCTL(DMX_DQBUF)
|
||
COMPATIBLE_IOCTL(VIDEO_STOP)
|
||
COMPATIBLE_IOCTL(VIDEO_PLAY)
|
||
COMPATIBLE_IOCTL(VIDEO_FREEZE)
|
||
COMPATIBLE_IOCTL(VIDEO_CONTINUE)
|
||
COMPATIBLE_IOCTL(VIDEO_SELECT_SOURCE)
|
||
COMPATIBLE_IOCTL(VIDEO_SET_BLANK)
|
||
COMPATIBLE_IOCTL(VIDEO_GET_STATUS)
|
||
COMPATIBLE_IOCTL(VIDEO_SET_DISPLAY_FORMAT)
|
||
COMPATIBLE_IOCTL(VIDEO_FAST_FORWARD)
|
||
COMPATIBLE_IOCTL(VIDEO_SLOWMOTION)
|
||
COMPATIBLE_IOCTL(VIDEO_GET_CAPABILITIES)
|
||
COMPATIBLE_IOCTL(VIDEO_CLEAR_BUFFER)
|
||
COMPATIBLE_IOCTL(VIDEO_SET_ID)
|
||
COMPATIBLE_IOCTL(VIDEO_SET_STREAMTYPE)
|
||
COMPATIBLE_IOCTL(VIDEO_SET_FORMAT)
|
||
COMPATIBLE_IOCTL(VIDEO_SET_SYSTEM)
|
||
COMPATIBLE_IOCTL(VIDEO_SET_HIGHLIGHT)
|
||
COMPATIBLE_IOCTL(VIDEO_SET_SPU)
|
||
COMPATIBLE_IOCTL(VIDEO_GET_NAVI)
|
||
COMPATIBLE_IOCTL(VIDEO_SET_ATTRIBUTES)
|
||
COMPATIBLE_IOCTL(VIDEO_GET_SIZE)
|
||
COMPATIBLE_IOCTL(VIDEO_GET_FRAME_RATE)
|
||
/* cec */
|
||
COMPATIBLE_IOCTL(CEC_ADAP_G_CAPS)
|
||
COMPATIBLE_IOCTL(CEC_ADAP_G_LOG_ADDRS)
|
||
COMPATIBLE_IOCTL(CEC_ADAP_S_LOG_ADDRS)
|
||
COMPATIBLE_IOCTL(CEC_ADAP_G_PHYS_ADDR)
|
||
COMPATIBLE_IOCTL(CEC_ADAP_S_PHYS_ADDR)
|
||
COMPATIBLE_IOCTL(CEC_G_MODE)
|
||
COMPATIBLE_IOCTL(CEC_S_MODE)
|
||
COMPATIBLE_IOCTL(CEC_TRANSMIT)
|
||
COMPATIBLE_IOCTL(CEC_RECEIVE)
|
||
COMPATIBLE_IOCTL(CEC_DQEVENT)
|
||
|
||
/* joystick */
|
||
COMPATIBLE_IOCTL(JSIOCGVERSION)
|
||
COMPATIBLE_IOCTL(JSIOCGAXES)
|
||
COMPATIBLE_IOCTL(JSIOCGBUTTONS)
|
||
COMPATIBLE_IOCTL(JSIOCGNAME(0))
|
||
|
||
#ifdef TIOCGLTC
|
||
COMPATIBLE_IOCTL(TIOCGLTC)
|
||
COMPATIBLE_IOCTL(TIOCSLTC)
|
||
#endif
|
||
#ifdef TIOCSTART
|
||
/*
|
||
* For these two we have definitions in ioctls.h and/or termios.h on
|
||
* some architectures but no actual implemention. Some applications
|
||
* like bash call them if they are defined in the headers, so we provide
|
||
* entries here to avoid syslog message spew.
|
||
*/
|
||
COMPATIBLE_IOCTL(TIOCSTART)
|
||
COMPATIBLE_IOCTL(TIOCSTOP)
|
||
#endif
|
||
|
||
/* fat 'r' ioctls. These are handled by fat with ->compat_ioctl,
|
||
but we don't want warnings on other file systems. So declare
|
||
them as compatible here. */
|
||
#define VFAT_IOCTL_READDIR_BOTH32 _IOR('r', 1, struct compat_dirent[2])
|
||
#define VFAT_IOCTL_READDIR_SHORT32 _IOR('r', 2, struct compat_dirent[2])
|
||
|
||
IGNORE_IOCTL(VFAT_IOCTL_READDIR_BOTH32)
|
||
IGNORE_IOCTL(VFAT_IOCTL_READDIR_SHORT32)
|
||
|
||
#ifdef CONFIG_SPARC
|
||
/* Sparc framebuffers, handled in sbusfb_compat_ioctl() */
|
||
IGNORE_IOCTL(FBIOGTYPE)
|
||
IGNORE_IOCTL(FBIOSATTR)
|
||
IGNORE_IOCTL(FBIOGATTR)
|
||
IGNORE_IOCTL(FBIOSVIDEO)
|
||
IGNORE_IOCTL(FBIOGVIDEO)
|
||
IGNORE_IOCTL(FBIOSCURPOS)
|
||
IGNORE_IOCTL(FBIOGCURPOS)
|
||
IGNORE_IOCTL(FBIOGCURMAX)
|
||
IGNORE_IOCTL(FBIOPUTCMAP32)
|
||
IGNORE_IOCTL(FBIOGETCMAP32)
|
||
IGNORE_IOCTL(FBIOSCURSOR32)
|
||
IGNORE_IOCTL(FBIOGCURSOR32)
|
||
#endif
|
||
};
|
||
|
||
/*
|
||
* Convert common ioctl arguments based on their command number
|
||
*
|
||
* Please do not add any code in here. Instead, implement
|
||
* a compat_ioctl operation in the place that handleѕ the
|
||
* ioctl for the native case.
|
||
*/
|
||
static long do_ioctl_trans(unsigned int cmd,
|
||
unsigned long arg, struct file *file)
|
||
{
|
||
void __user *argp = compat_ptr(arg);
|
||
|
||
switch (cmd) {
|
||
case PPPIOCGIDLE32:
|
||
return ppp_gidle(file, cmd, argp);
|
||
case PPPIOCSCOMPRESS32:
|
||
return ppp_scompress(file, cmd, argp);
|
||
case PPPIOCSPASS32:
|
||
case PPPIOCSACTIVE32:
|
||
return ppp_sock_fprog_ioctl_trans(file, cmd, argp);
|
||
#ifdef CONFIG_BLOCK
|
||
case SG_IO:
|
||
return sg_ioctl_trans(file, cmd, argp);
|
||
case SG_GET_REQUEST_TABLE:
|
||
return sg_grt_trans(file, cmd, argp);
|
||
case MTIOCGET32:
|
||
case MTIOCPOS32:
|
||
return mt_ioctl_trans(file, cmd, argp);
|
||
#endif
|
||
/* Serial */
|
||
case TIOCGSERIAL:
|
||
case TIOCSSERIAL:
|
||
return serial_struct_ioctl(file, cmd, argp);
|
||
/* Not implemented in the native kernel */
|
||
case RTC_IRQP_READ32:
|
||
case RTC_IRQP_SET32:
|
||
case RTC_EPOCH_READ32:
|
||
case RTC_EPOCH_SET32:
|
||
return rtc_ioctl(file, cmd, argp);
|
||
|
||
/* dvb */
|
||
case VIDEO_GET_EVENT:
|
||
return do_video_get_event(file, cmd, argp);
|
||
case VIDEO_STILLPICTURE:
|
||
return do_video_stillpicture(file, cmd, argp);
|
||
case VIDEO_SET_SPU_PALETTE:
|
||
return do_video_set_spu_palette(file, cmd, argp);
|
||
}
|
||
|
||
/*
|
||
* These take an integer instead of a pointer as 'arg',
|
||
* so we must not do a compat_ptr() translation.
|
||
*/
|
||
switch (cmd) {
|
||
/* Big T */
|
||
case TCSBRKP:
|
||
case TIOCMIWAIT:
|
||
case TIOCSCTTY:
|
||
/* RAID */
|
||
case HOT_REMOVE_DISK:
|
||
case HOT_ADD_DISK:
|
||
case SET_DISK_FAULTY:
|
||
case SET_BITMAP_FILE:
|
||
/* Big K */
|
||
case KDSIGACCEPT:
|
||
case KIOCSOUND:
|
||
case KDMKTONE:
|
||
case KDSETMODE:
|
||
case KDSKBMODE:
|
||
case KDSKBMETA:
|
||
case KDSKBLED:
|
||
case KDSETLED:
|
||
return vfs_ioctl(file, cmd, arg);
|
||
}
|
||
|
||
return -ENOIOCTLCMD;
|
||
}
|
||
|
||
static int compat_ioctl_check_table(unsigned int xcmd)
|
||
{
|
||
int i;
|
||
const int max = ARRAY_SIZE(ioctl_pointer) - 1;
|
||
|
||
BUILD_BUG_ON(max >= (1 << 16));
|
||
|
||
/* guess initial offset into table, assuming a
|
||
normalized distribution */
|
||
i = ((xcmd >> 16) * max) >> 16;
|
||
|
||
/* do linear search up first, until greater or equal */
|
||
while (ioctl_pointer[i] < xcmd && i < max)
|
||
i++;
|
||
|
||
/* then do linear search down */
|
||
while (ioctl_pointer[i] > xcmd && i > 0)
|
||
i--;
|
||
|
||
return ioctl_pointer[i] == xcmd;
|
||
}
|
||
|
||
COMPAT_SYSCALL_DEFINE3(ioctl, unsigned int, fd, unsigned int, cmd,
|
||
compat_ulong_t, arg32)
|
||
{
|
||
unsigned long arg = arg32;
|
||
struct fd f = fdget(fd);
|
||
int error = -EBADF;
|
||
if (!f.file)
|
||
goto out;
|
||
|
||
/* RED-PEN how should LSM module know it's handling 32bit? */
|
||
error = security_file_ioctl(f.file, cmd, arg);
|
||
if (error)
|
||
goto out_fput;
|
||
|
||
/*
|
||
* To allow the compat_ioctl handlers to be self contained
|
||
* we need to check the common ioctls here first.
|
||
* Just handle them with the standard handlers below.
|
||
*/
|
||
switch (cmd) {
|
||
case FIOCLEX:
|
||
case FIONCLEX:
|
||
case FIONBIO:
|
||
case FIOASYNC:
|
||
case FIOQSIZE:
|
||
break;
|
||
|
||
#if defined(CONFIG_IA64) || defined(CONFIG_X86_64)
|
||
case FS_IOC_RESVSP_32:
|
||
case FS_IOC_RESVSP64_32:
|
||
error = compat_ioctl_preallocate(f.file, compat_ptr(arg));
|
||
goto out_fput;
|
||
#else
|
||
case FS_IOC_RESVSP:
|
||
case FS_IOC_RESVSP64:
|
||
error = ioctl_preallocate(f.file, compat_ptr(arg));
|
||
goto out_fput;
|
||
#endif
|
||
|
||
case FICLONE:
|
||
case FICLONERANGE:
|
||
case FIDEDUPERANGE:
|
||
case FS_IOC_FIEMAP:
|
||
goto do_ioctl;
|
||
|
||
case FIBMAP:
|
||
case FIGETBSZ:
|
||
case FIONREAD:
|
||
if (S_ISREG(file_inode(f.file)->i_mode))
|
||
break;
|
||
/*FALL THROUGH*/
|
||
|
||
default:
|
||
if (f.file->f_op->compat_ioctl) {
|
||
error = f.file->f_op->compat_ioctl(f.file, cmd, arg);
|
||
if (error != -ENOIOCTLCMD)
|
||
goto out_fput;
|
||
}
|
||
|
||
if (!f.file->f_op->unlocked_ioctl)
|
||
goto do_ioctl;
|
||
break;
|
||
}
|
||
|
||
if (compat_ioctl_check_table(XFORM(cmd)))
|
||
goto found_handler;
|
||
|
||
error = do_ioctl_trans(cmd, arg, f.file);
|
||
if (error == -ENOIOCTLCMD)
|
||
error = -ENOTTY;
|
||
|
||
goto out_fput;
|
||
|
||
found_handler:
|
||
arg = (unsigned long)compat_ptr(arg);
|
||
do_ioctl:
|
||
error = do_vfs_ioctl(f.file, fd, cmd, arg);
|
||
out_fput:
|
||
fdput(f);
|
||
out:
|
||
return error;
|
||
}
|
||
|
||
static int __init init_sys32_ioctl_cmp(const void *p, const void *q)
|
||
{
|
||
unsigned int a, b;
|
||
a = *(unsigned int *)p;
|
||
b = *(unsigned int *)q;
|
||
if (a > b)
|
||
return 1;
|
||
if (a < b)
|
||
return -1;
|
||
return 0;
|
||
}
|
||
|
||
static int __init init_sys32_ioctl(void)
|
||
{
|
||
sort(ioctl_pointer, ARRAY_SIZE(ioctl_pointer), sizeof(*ioctl_pointer),
|
||
init_sys32_ioctl_cmp, NULL);
|
||
return 0;
|
||
}
|
||
__initcall(init_sys32_ioctl);
|