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/*
* ioctl32.c: Conversion between 32bit and 64bit native ioctls.
*
* Copyright (C) 2000 Silicon Graphics, Inc.
* Written by Ulf Carlsson (ulfc@engr.sgi.com)
* Copyright (C) 2000 Ralf Baechle
*
* Mostly stolen from the sparc64 ioctl32 implementation.
*/
#include <linux/config.h>
#include <linux/types.h>
#include <linux/kernel.h>
#include <linux/fs.h>
#include <linux/sched.h>
#include <linux/mm.h>
#include <linux/mtio.h>
#include <linux/init.h>
#include <linux/file.h>
#include <linux/vt.h>
#include <linux/kd.h>
#include <linux/netdevice.h>
#include <linux/route.h>
#include <linux/hdreg.h>
#include <linux/blkpg.h>
#include <linux/blkdev.h>
#include <linux/elevator.h>
#include <linux/auto_fs.h>
#include <linux/ext2_fs.h>
#include <linux/raid/md_u.h>
#include <asm/types.h>
#include <asm/uaccess.h>
long sys_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg);
static int w_long(unsigned int fd, unsigned int cmd, unsigned long arg)
{
mm_segment_t old_fs = get_fs();
int err;
unsigned long val;
set_fs (KERNEL_DS);
err = sys_ioctl(fd, cmd, (unsigned long)&val);
set_fs (old_fs);
if (!err && put_user((unsigned int) val, (u32 *)arg))
return -EFAULT;
return err;
}
static int rw_long(unsigned int fd, unsigned int cmd, unsigned long arg)
{
mm_segment_t old_fs = get_fs();
int err;
unsigned long val;
if (get_user(val, (u32 *)arg))
return -EFAULT;
set_fs(KERNEL_DS);
err = sys_ioctl(fd, cmd, (unsigned long)&val);
set_fs (old_fs);
if (!err && put_user(val, (u32 *)arg))
return -EFAULT;
return err;
}
#define A(__x) ((unsigned long)(__x))
struct timeval32 {
int tv_sec;
int tv_usec;
};
static int do_siocgstamp(unsigned int fd, unsigned int cmd, unsigned long arg)
{
struct timeval32 *up = (struct timeval32 *)arg;
struct timeval ktv;
mm_segment_t old_fs = get_fs();
int err;
set_fs(KERNEL_DS);
err = sys_ioctl(fd, cmd, (unsigned long)&ktv);
set_fs(old_fs);
if (!err) {
err = put_user(ktv.tv_sec, &up->tv_sec);
err |= __put_user(ktv.tv_usec, &up->tv_usec);
}
return err;
}
#define EXT2_IOC32_GETFLAGS _IOR('f', 1, int)
#define EXT2_IOC32_SETFLAGS _IOW('f', 2, int)
#define EXT2_IOC32_GETVERSION _IOR('v', 1, int)
#define EXT2_IOC32_SETVERSION _IOW('v', 2, int)
struct ifmap32 {
unsigned int mem_start;
unsigned int mem_end;
unsigned short base_addr;
unsigned char irq;
unsigned char dma;
unsigned char port;
};
struct ifreq32 {
#define IFHWADDRLEN 6
#define IFNAMSIZ 16
union {
char ifrn_name[IFNAMSIZ]; /* if name, e.g. "en0" */
} ifr_ifrn;
union {
struct sockaddr ifru_addr;
struct sockaddr ifru_dstaddr;
struct sockaddr ifru_broadaddr;
struct sockaddr ifru_netmask;
struct sockaddr ifru_hwaddr;
short ifru_flags;
int ifru_ivalue;
int ifru_mtu;
struct ifmap32 ifru_map;
char ifru_slave[IFNAMSIZ]; /* Just fits the size */
char ifru_newname[IFNAMSIZ];
__kernel_caddr_t32 ifru_data;
} ifr_ifru;
};
struct ifconf32 {
int ifc_len; /* size of buffer */
__kernel_caddr_t32 ifcbuf;
};
#ifdef CONFIG_NET
static int dev_ifname32(unsigned int fd, unsigned int cmd, unsigned long arg)
{
struct ireq32 *uir32 = (struct ireq32 *)arg;
struct net_device *dev;
struct ifreq32 ifr32;
if (copy_from_user(&ifr32, uir32, sizeof(struct ifreq32)))
return -EFAULT;
read_lock(&dev_base_lock);
dev = __dev_get_by_index(ifr32.ifr_ifindex);
if (!dev) {
read_unlock(&dev_base_lock);
return -ENODEV;
}
strcpy(ifr32.ifr_name, dev->name);
read_unlock(&dev_base_lock);
if (copy_to_user(uir32, &ifr32, sizeof(struct ifreq32)))
return -EFAULT;
return 0;
}
static inline int dev_ifconf(unsigned int fd, unsigned int cmd,
unsigned long arg)
{
struct ioconf32 *uifc32 = (struct ioconf32 *)arg;
struct ifconf32 ifc32;
struct ifconf ifc;
struct ifreq32 *ifr32;
struct ifreq *ifr;
mm_segment_t old_fs;
int len;
int err;
if (copy_from_user(&ifc32, uifc32, sizeof(struct ifconf32)))
return -EFAULT;
if(ifc32.ifcbuf == 0) {
ifc32.ifc_len = 0;
ifc.ifc_len = 0;
ifc.ifc_buf = NULL;
} else {
ifc.ifc_len = ((ifc32.ifc_len / sizeof (struct ifreq32))) *
sizeof (struct ifreq);
ifc.ifc_buf = kmalloc (ifc.ifc_len, GFP_KERNEL);
if (!ifc.ifc_buf)
return -ENOMEM;
}
ifr = ifc.ifc_req;
ifr32 = (struct ifreq32 *)A(ifc32.ifcbuf);
len = ifc32.ifc_len / sizeof (struct ifreq32);
while (len--) {
if (copy_from_user(ifr++, ifr32++, sizeof (struct ifreq32))) {
err = -EFAULT;
goto out;
}
}
old_fs = get_fs();
set_fs (KERNEL_DS);
err = sys_ioctl (fd, SIOCGIFCONF, (unsigned long)&ifc);
set_fs (old_fs);
if (err)
goto out;
ifr = ifc.ifc_req;
ifr32 = (struct ifreq32 *)A(ifc32.ifcbuf);
len = ifc.ifc_len / sizeof (struct ifreq);
ifc32.ifc_len = len * sizeof (struct ifreq32);
while (len--) {
if (copy_to_user(ifr32++, ifr++, sizeof (struct ifreq32))) {
err = -EFAULT;
goto out;
}
}
if (copy_to_user(uifc32, &ifc32, sizeof(struct ifconf32))) {
err = -EFAULT;
goto out;
}
out:
if(ifc.ifc_buf != NULL)
kfree (ifc.ifc_buf);
return err;
}
static inline int dev_ifsioc(unsigned int fd, unsigned int cmd,
unsigned long arg)
{
struct ifreq32 *uifr = (struct ifreq32 *)arg;
struct ifreq ifr;
mm_segment_t old_fs;
int err;
switch (cmd) {
case SIOCSIFMAP:
err = copy_from_user(&ifr, uifr, sizeof(ifr.ifr_name));
err |= __get_user(ifr.ifr_map.mem_start, &(uifr->ifr_ifru.ifru_map.mem_start));
err |= __get_user(ifr.ifr_map.mem_end, &(uifr->ifr_ifru.ifru_map.mem_end));
err |= __get_user(ifr.ifr_map.base_addr, &(uifr->ifr_ifru.ifru_map.base_addr));
err |= __get_user(ifr.ifr_map.irq, &(uifr->ifr_ifru.ifru_map.irq));
err |= __get_user(ifr.ifr_map.dma, &(uifr->ifr_ifru.ifru_map.dma));
err |= __get_user(ifr.ifr_map.port, &(uifr->ifr_ifru.ifru_map.port));
if (err)
return -EFAULT;
break;
default:
if (copy_from_user(&ifr, uifr, sizeof(struct ifreq32)))
return -EFAULT;
break;
}
old_fs = get_fs();
set_fs (KERNEL_DS);
err = sys_ioctl (fd, cmd, (unsigned long)&ifr);
set_fs (old_fs);
if (!err) {
switch (cmd) {
case SIOCGIFFLAGS:
case SIOCGIFMETRIC:
case SIOCGIFMTU:
case SIOCGIFMEM:
case SIOCGIFHWADDR:
case SIOCGIFINDEX:
case SIOCGIFADDR:
case SIOCGIFBRDADDR:
case SIOCGIFDSTADDR:
case SIOCGIFNETMASK:
case SIOCGIFTXQLEN:
if (copy_to_user(uifr, &ifr, sizeof(struct ifreq32)))
return -EFAULT;
break;
case SIOCGIFMAP:
err = copy_to_user(uifr, &ifr, sizeof(ifr.ifr_name));
err |= __put_user(ifr.ifr_map.mem_start, &(uifr->ifr_ifru.ifru_map.mem_start));
err |= __put_user(ifr.ifr_map.mem_end, &(uifr->ifr_ifru.ifru_map.mem_end));
err |= __put_user(ifr.ifr_map.base_addr, &(uifr->ifr_ifru.ifru_map.base_addr));
err |= __put_user(ifr.ifr_map.irq, &(uifr->ifr_ifru.ifru_map.irq));
err |= __put_user(ifr.ifr_map.dma, &(uifr->ifr_ifru.ifru_map.dma));
err |= __put_user(ifr.ifr_map.port, &(uifr->ifr_ifru.ifru_map.port));
if (err)
err = -EFAULT;
break;
}
}
return err;
}
struct rtentry32
{
unsigned int rt_pad1;
struct sockaddr rt_dst; /* target address */
struct sockaddr rt_gateway; /* gateway addr (RTF_GATEWAY) */
struct sockaddr rt_genmask; /* target network mask (IP) */
unsigned short rt_flags;
short rt_pad2;
unsigned int rt_pad3;
unsigned int rt_pad4;
short rt_metric; /* +1 for binary compatibility! */
unsigned int rt_dev; /* forcing the device at add */
unsigned int rt_mtu; /* per route MTU/Window */
#ifndef __KERNEL__
#define rt_mss rt_mtu /* Compatibility :-( */
#endif
unsigned int rt_window; /* Window clamping */
unsigned short rt_irtt; /* Initial RTT */
};
static inline int routing_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg)
{
struct rtentry32 *ur = (struct rtentry32 *)arg;
struct rtentry r;
char devname[16];
u32 rtdev;
int ret;
mm_segment_t old_fs = get_fs();
ret = copy_from_user (&r.rt_dst, &(ur->rt_dst), 3 * sizeof(struct sockaddr));
ret |= __get_user (r.rt_flags, &(ur->rt_flags));
ret |= __get_user (r.rt_metric, &(ur->rt_metric));
ret |= __get_user (r.rt_mtu, &(ur->rt_mtu));
ret |= __get_user (r.rt_window, &(ur->rt_window));
ret |= __get_user (r.rt_irtt, &(ur->rt_irtt));
ret |= __get_user (rtdev, &(ur->rt_dev));
if (rtdev) {
ret |= copy_from_user (devname, (char *)A(rtdev), 15);
r.rt_dev = devname; devname[15] = 0;
} else
r.rt_dev = 0;
if (ret)
return -EFAULT;
set_fs (KERNEL_DS);
ret = sys_ioctl (fd, cmd, (long)&r);
set_fs (old_fs);
return ret;
}
#endif /* CONFIG_NET */
static int do_ext2_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg)
{
/* These are just misnamed, they actually get/put from/to user an int */
switch (cmd) {
case EXT2_IOC32_GETFLAGS: cmd = EXT2_IOC_GETFLAGS; break;
case EXT2_IOC32_SETFLAGS: cmd = EXT2_IOC_SETFLAGS; break;
case EXT2_IOC32_GETVERSION: cmd = EXT2_IOC_GETVERSION; break;
case EXT2_IOC32_SETVERSION: cmd = EXT2_IOC_SETVERSION; break;
}
return sys_ioctl(fd, cmd, arg);
}
struct hd_geometry32 {
unsigned char heads;
unsigned char sectors;
unsigned short cylinders;
u32 start;
};
static int hdio_getgeo(unsigned int fd, unsigned int cmd, unsigned long arg)
{
mm_segment_t old_fs = get_fs();
struct hd_geometry geo;
int err;
set_fs (KERNEL_DS);
err = sys_ioctl(fd, HDIO_GETGEO, (unsigned long)&geo);
set_fs (old_fs);
if (!err) {
err = copy_to_user ((struct hd_geometry32 *)arg, &geo, 4);
err |= __put_user (geo.start, &(((struct hd_geometry32 *)arg)->start));
}
return err ? -EFAULT : 0;
}
static int hdio_ioctl_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
{
mm_segment_t old_fs = get_fs();
unsigned long kval;
unsigned int *uvp;
int error;
set_fs(KERNEL_DS);
error = sys_ioctl(fd, cmd, (long)&kval);
set_fs(old_fs);
if (error == 0) {
uvp = (unsigned int *)arg;
if (put_user(kval, uvp))
error = -EFAULT;
}
return error;
}
static int ret_einval(unsigned int fd, unsigned int cmd, unsigned long arg)
{
return -EINVAL;
}
struct blkpg_ioctl_arg32 {
int op;
int flags;
int datalen;
u32 data;
};
static int blkpg_ioctl_trans(unsigned int fd, unsigned int cmd,
struct blkpg_ioctl_arg32 *arg)
{
struct blkpg_ioctl_arg a;
struct blkpg_partition p;
int err;
mm_segment_t old_fs = get_fs();
err = get_user(a.op, &arg->op);
err |= __get_user(a.flags, &arg->flags);
err |= __get_user(a.datalen, &arg->datalen);
err |= __get_user((long)a.data, &arg->data);
if (err) return err;
switch (a.op) {
case BLKPG_ADD_PARTITION:
case BLKPG_DEL_PARTITION:
if (a.datalen < sizeof(struct blkpg_partition))
return -EINVAL;
if (copy_from_user(&p, a.data, sizeof(struct blkpg_partition)))
return -EFAULT;
a.data = &p;
set_fs (KERNEL_DS);
err = sys_ioctl(fd, cmd, (unsigned long)&a);
set_fs (old_fs);
default:
return -EINVAL;
}
return err;
}
struct mtget32 {
__u32 mt_type;
__u32 mt_resid;
__u32 mt_dsreg;
__u32 mt_gstat;
__u32 mt_erreg;
__kernel_daddr_t32 mt_fileno;
__kernel_daddr_t32 mt_blkno;
};
#define MTIOCGET32 _IOR('m', 2, struct mtget32)
struct mtpos32 {
__u32 mt_blkno;
};
#define MTIOCPOS32 _IOR('m', 3, struct mtpos32)
struct mtconfiginfo32 {
__u32 mt_type;
__u32 ifc_type;
__u16 irqnr;
__u16 dmanr;
__u16 port;
__u32 debug;
__u32 have_dens:1;
__u32 have_bsf:1;
__u32 have_fsr:1;
__u32 have_bsr:1;
__u32 have_eod:1;
__u32 have_seek:1;
__u32 have_tell:1;
__u32 have_ras1:1;
__u32 have_ras2:1;
__u32 have_ras3:1;
__u32 have_qfa:1;
__u32 pad1:5;
char reserved[10];
};
#define MTIOCGETCONFIG32 _IOR('m', 4, struct mtconfiginfo32)
#define MTIOCSETCONFIG32 _IOW('m', 5, struct mtconfiginfo32)
static int mt_ioctl_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
{
mm_segment_t old_fs = get_fs();
struct mtconfiginfo info;
struct mtget get;
struct mtpos pos;
unsigned long kcmd;
void *karg;
int err = 0;
switch(cmd) {
case MTIOCPOS32:
kcmd = MTIOCPOS;
karg = &pos;
break;
case MTIOCGET32:
kcmd = MTIOCGET;
karg = &get;
break;
case MTIOCGETCONFIG32:
kcmd = MTIOCGETCONFIG;
karg = &info;
break;
case MTIOCSETCONFIG32:
kcmd = MTIOCSETCONFIG;
karg = &info;
err = __get_user(info.mt_type, &((struct mtconfiginfo32 *)arg)->mt_type);
err |= __get_user(info.ifc_type, &((struct mtconfiginfo32 *)arg)->ifc_type);
err |= __get_user(info.irqnr, &((struct mtconfiginfo32 *)arg)->irqnr);
err |= __get_user(info.dmanr, &((struct mtconfiginfo32 *)arg)->dmanr);
err |= __get_user(info.port, &((struct mtconfiginfo32 *)arg)->port);
err |= __get_user(info.debug, &((struct mtconfiginfo32 *)arg)->debug);
err |= __copy_from_user((char *)&info.debug + sizeof(info.debug),
(char *)&((struct mtconfiginfo32 *)arg)->debug
+ sizeof(((struct mtconfiginfo32 *)arg)->debug), sizeof(__u32));
if (err)
return -EFAULT;
break;
default:
do {
static int count = 0;
if (++count <= 20)
printk("mt_ioctl: Unknown cmd fd(%d) "
"cmd(%08x) arg(%08x)\n",
(int)fd, (unsigned int)cmd, (unsigned int)arg);
} while(0);
return -EINVAL;
}
set_fs (KERNEL_DS);
err = sys_ioctl (fd, kcmd, (unsigned long)karg);
set_fs (old_fs);
if (err)
return err;
switch (cmd) {
case MTIOCPOS32:
err = __put_user(pos.mt_blkno, &((struct mtpos32 *)arg)->mt_blkno);
break;
case MTIOCGET32:
err = __put_user(get.mt_type, &((struct mtget32 *)arg)->mt_type);
err |= __put_user(get.mt_resid, &((struct mtget32 *)arg)->mt_resid);
err |= __put_user(get.mt_dsreg, &((struct mtget32 *)arg)->mt_dsreg);
err |= __put_user(get.mt_gstat, &((struct mtget32 *)arg)->mt_gstat);
err |= __put_user(get.mt_erreg, &((struct mtget32 *)arg)->mt_erreg);
err |= __put_user(get.mt_fileno, &((struct mtget32 *)arg)->mt_fileno);
err |= __put_user(get.mt_blkno, &((struct mtget32 *)arg)->mt_blkno);
break;
case MTIOCGETCONFIG32:
err = __put_user(info.mt_type, &((struct mtconfiginfo32 *)arg)->mt_type);
err |= __put_user(info.ifc_type, &((struct mtconfiginfo32 *)arg)->ifc_type);
err |= __put_user(info.irqnr, &((struct mtconfiginfo32 *)arg)->irqnr);
err |= __put_user(info.dmanr, &((struct mtconfiginfo32 *)arg)->dmanr);
err |= __put_user(info.port, &((struct mtconfiginfo32 *)arg)->port);
err |= __put_user(info.debug, &((struct mtconfiginfo32 *)arg)->debug);
err |= __copy_to_user((char *)&((struct mtconfiginfo32 *)arg)->debug
+ sizeof(((struct mtconfiginfo32 *)arg)->debug),
(char *)&info.debug + sizeof(info.debug), sizeof(__u32));
break;
case MTIOCSETCONFIG32:
break;
}
return err ? -EFAULT: 0;
}
#define AUTOFS_IOC_SETTIMEOUT32 _IOWR(0x93,0x64,unsigned int)
static int ioc_settimeout(unsigned int fd, unsigned int cmd, unsigned long arg)
{
return rw_long(fd, AUTOFS_IOC_SETTIMEOUT, arg);
}
struct ioctl32_handler {
unsigned int cmd;
int (*function)(unsigned int, unsigned int, unsigned long);
};
struct ioctl32_list {
struct ioctl32_handler handler;
struct ioctl32_list *next;
};
#define IOCTL32_DEFAULT(cmd) { { cmd, (void *) sys_ioctl }, 0 }
#define IOCTL32_HANDLER(cmd, handler) { { cmd, (void *) handler }, 0 }
static struct ioctl32_list ioctl32_handler_table[] = {
IOCTL32_DEFAULT(TCGETA),
IOCTL32_DEFAULT(TCSETA),
IOCTL32_DEFAULT(TCSETAW),
IOCTL32_DEFAULT(TCSETAF),
IOCTL32_DEFAULT(TCSBRK),
IOCTL32_DEFAULT(TCXONC),
IOCTL32_DEFAULT(TCFLSH),
IOCTL32_DEFAULT(TCGETS),
IOCTL32_DEFAULT(TCSETS),
IOCTL32_DEFAULT(TCSETSW),
IOCTL32_DEFAULT(TCSETSF),
IOCTL32_DEFAULT(TIOCLINUX),
IOCTL32_DEFAULT(TIOCGETD),
IOCTL32_DEFAULT(TIOCSETD),
IOCTL32_DEFAULT(TIOCEXCL),
IOCTL32_DEFAULT(TIOCNXCL),
IOCTL32_DEFAULT(TIOCCONS),
IOCTL32_DEFAULT(TIOCGSOFTCAR),
IOCTL32_DEFAULT(TIOCSSOFTCAR),
IOCTL32_DEFAULT(TIOCSWINSZ),
IOCTL32_DEFAULT(TIOCGWINSZ),
IOCTL32_DEFAULT(TIOCMGET),
IOCTL32_DEFAULT(TIOCMBIC),
IOCTL32_DEFAULT(TIOCMBIS),
IOCTL32_DEFAULT(TIOCMSET),
IOCTL32_DEFAULT(TIOCPKT),
IOCTL32_DEFAULT(TIOCNOTTY),
IOCTL32_DEFAULT(TIOCSTI),
IOCTL32_DEFAULT(TIOCOUTQ),
IOCTL32_DEFAULT(TIOCSPGRP),
IOCTL32_DEFAULT(TIOCGPGRP),
IOCTL32_DEFAULT(TIOCSCTTY),
IOCTL32_DEFAULT(TIOCGPTN),
IOCTL32_DEFAULT(TIOCSPTLCK),
IOCTL32_DEFAULT(TIOCGSERIAL),
IOCTL32_DEFAULT(TIOCSSERIAL),
IOCTL32_DEFAULT(TIOCSERGETLSR),
IOCTL32_DEFAULT(FIOCLEX),
IOCTL32_DEFAULT(FIONCLEX),
IOCTL32_DEFAULT(FIOASYNC),
IOCTL32_DEFAULT(FIONBIO),
IOCTL32_DEFAULT(FIONREAD),
IOCTL32_DEFAULT(PIO_FONT),
IOCTL32_DEFAULT(GIO_FONT),
IOCTL32_DEFAULT(KDSIGACCEPT),
IOCTL32_DEFAULT(KDGETKEYCODE),
IOCTL32_DEFAULT(KDSETKEYCODE),
IOCTL32_DEFAULT(KIOCSOUND),
IOCTL32_DEFAULT(KDMKTONE),
IOCTL32_DEFAULT(KDGKBTYPE),
IOCTL32_DEFAULT(KDSETMODE),
IOCTL32_DEFAULT(KDGETMODE),
IOCTL32_DEFAULT(KDSKBMODE),
IOCTL32_DEFAULT(KDGKBMODE),
IOCTL32_DEFAULT(KDSKBMETA),
IOCTL32_DEFAULT(KDGKBMETA),
IOCTL32_DEFAULT(KDGKBENT),
IOCTL32_DEFAULT(KDSKBENT),
IOCTL32_DEFAULT(KDGKBSENT),
IOCTL32_DEFAULT(KDSKBSENT),
IOCTL32_DEFAULT(KDGKBDIACR),
IOCTL32_DEFAULT(KDSKBDIACR),
IOCTL32_DEFAULT(KDGKBLED),
IOCTL32_DEFAULT(KDSKBLED),
IOCTL32_DEFAULT(KDGETLED),
IOCTL32_DEFAULT(KDSETLED),
IOCTL32_DEFAULT(GIO_SCRNMAP),
IOCTL32_DEFAULT(PIO_SCRNMAP),
IOCTL32_DEFAULT(GIO_UNISCRNMAP),
IOCTL32_DEFAULT(PIO_UNISCRNMAP),
IOCTL32_DEFAULT(PIO_FONTRESET),
IOCTL32_DEFAULT(PIO_UNIMAPCLR),
IOCTL32_DEFAULT(VT_SETMODE),
IOCTL32_DEFAULT(VT_GETMODE),
IOCTL32_DEFAULT(VT_GETSTATE),
IOCTL32_DEFAULT(VT_OPENQRY),
IOCTL32_DEFAULT(VT_ACTIVATE),
IOCTL32_DEFAULT(VT_WAITACTIVE),
IOCTL32_DEFAULT(VT_RELDISP),
IOCTL32_DEFAULT(VT_DISALLOCATE),
IOCTL32_DEFAULT(VT_RESIZE),
IOCTL32_DEFAULT(VT_RESIZEX),
IOCTL32_DEFAULT(VT_LOCKSWITCH),
IOCTL32_DEFAULT(VT_UNLOCKSWITCH),
#ifdef CONFIG_NET
/* Socket level stuff */
IOCTL32_DEFAULT(FIOSETOWN),
IOCTL32_DEFAULT(SIOCSPGRP),
IOCTL32_DEFAULT(FIOGETOWN),
IOCTL32_DEFAULT(SIOCGPGRP),
IOCTL32_DEFAULT(SIOCATMARK),
IOCTL32_DEFAULT(SIOCSIFLINK),
IOCTL32_DEFAULT(SIOCSIFENCAP),
IOCTL32_DEFAULT(SIOCGIFENCAP),
IOCTL32_DEFAULT(SIOCSIFBR),
IOCTL32_DEFAULT(SIOCGIFBR),
IOCTL32_DEFAULT(SIOCSARP),
IOCTL32_DEFAULT(SIOCGARP),
IOCTL32_DEFAULT(SIOCDARP),
IOCTL32_DEFAULT(SIOCSRARP),
IOCTL32_DEFAULT(SIOCGRARP),
IOCTL32_DEFAULT(SIOCDRARP),
IOCTL32_DEFAULT(SIOCADDDLCI),
IOCTL32_DEFAULT(SIOCDELDLCI),
IOCTL32_HANDLER(SIOCGIFNAME, dev_ifname32),
IOCTL32_HANDLER(SIOCGIFCONF, dev_ifconf),
IOCTL32_HANDLER(SIOCGIFFLAGS, dev_ifsioc),
IOCTL32_HANDLER(SIOCSIFFLAGS, dev_ifsioc),
IOCTL32_HANDLER(SIOCGIFMETRIC, dev_ifsioc),
IOCTL32_HANDLER(SIOCSIFMETRIC, dev_ifsioc),
IOCTL32_HANDLER(SIOCGIFMTU, dev_ifsioc),
IOCTL32_HANDLER(SIOCSIFMTU, dev_ifsioc),
IOCTL32_HANDLER(SIOCGIFMEM, dev_ifsioc),
IOCTL32_HANDLER(SIOCSIFMEM, dev_ifsioc),
IOCTL32_HANDLER(SIOCGIFHWADDR, dev_ifsioc),
IOCTL32_HANDLER(SIOCSIFHWADDR, dev_ifsioc),
IOCTL32_HANDLER(SIOCADDMULTI, dev_ifsioc),
IOCTL32_HANDLER(SIOCDELMULTI, dev_ifsioc),
IOCTL32_HANDLER(SIOCGIFINDEX, dev_ifsioc),
IOCTL32_HANDLER(SIOCGIFMAP, dev_ifsioc),
IOCTL32_HANDLER(SIOCSIFMAP, dev_ifsioc),
IOCTL32_HANDLER(SIOCGIFADDR, dev_ifsioc),
IOCTL32_HANDLER(SIOCSIFADDR, dev_ifsioc),
IOCTL32_HANDLER(SIOCGIFBRDADDR, dev_ifsioc),
IOCTL32_HANDLER(SIOCSIFBRDADDR, dev_ifsioc),
IOCTL32_HANDLER(SIOCGIFDSTADDR, dev_ifsioc),
IOCTL32_HANDLER(SIOCSIFDSTADDR, dev_ifsioc),
IOCTL32_HANDLER(SIOCGIFNETMASK, dev_ifsioc),
IOCTL32_HANDLER(SIOCSIFNETMASK, dev_ifsioc),
IOCTL32_HANDLER(SIOCSIFPFLAGS, dev_ifsioc),
IOCTL32_HANDLER(SIOCGIFPFLAGS, dev_ifsioc),
IOCTL32_HANDLER(SIOCGIFTXQLEN, dev_ifsioc),
IOCTL32_HANDLER(SIOCSIFTXQLEN, dev_ifsioc),
IOCTL32_HANDLER(SIOCADDRT, routing_ioctl),
IOCTL32_HANDLER(SIOCDELRT, routing_ioctl),
/*
* Note SIOCRTMSG is no longer, so this is safe and * the user would
* have seen just an -EINVAL anyways.
*/
IOCTL32_HANDLER(SIOCRTMSG, ret_einval),
IOCTL32_HANDLER(SIOCGSTAMP, do_siocgstamp),
#endif /* CONFIG_NET */
IOCTL32_HANDLER(EXT2_IOC32_GETFLAGS, do_ext2_ioctl),
IOCTL32_HANDLER(EXT2_IOC32_SETFLAGS, do_ext2_ioctl),
IOCTL32_HANDLER(EXT2_IOC32_GETVERSION, do_ext2_ioctl),
IOCTL32_HANDLER(EXT2_IOC32_SETVERSION, do_ext2_ioctl),
IOCTL32_HANDLER(HDIO_GETGEO, hdio_getgeo), /* hdreg.h ioctls */
IOCTL32_HANDLER(HDIO_GET_UNMASKINTR, hdio_ioctl_trans),
IOCTL32_HANDLER(HDIO_GET_MULTCOUNT, hdio_ioctl_trans),
// HDIO_OBSOLETE_IDENTITY
IOCTL32_HANDLER(HDIO_GET_KEEPSETTINGS, hdio_ioctl_trans),
IOCTL32_HANDLER(HDIO_GET_32BIT, hdio_ioctl_trans),
IOCTL32_HANDLER(HDIO_GET_NOWERR, hdio_ioctl_trans),
IOCTL32_HANDLER(HDIO_GET_DMA, hdio_ioctl_trans),
IOCTL32_HANDLER(HDIO_GET_NICE, hdio_ioctl_trans),
IOCTL32_DEFAULT(HDIO_GET_IDENTITY),
IOCTL32_DEFAULT(HDIO_DRIVE_RESET),
// HDIO_TRISTATE_HWIF /* not implemented */
// HDIO_DRIVE_TASK /* To do, need specs */
IOCTL32_DEFAULT(HDIO_DRIVE_CMD),
IOCTL32_DEFAULT(HDIO_SET_MULTCOUNT),
IOCTL32_DEFAULT(HDIO_SET_UNMASKINTR),
IOCTL32_DEFAULT(HDIO_SET_KEEPSETTINGS),
IOCTL32_DEFAULT(HDIO_SET_32BIT),
IOCTL32_DEFAULT(HDIO_SET_NOWERR),
IOCTL32_DEFAULT(HDIO_SET_DMA),
IOCTL32_DEFAULT(HDIO_SET_PIO_MODE),
IOCTL32_DEFAULT(HDIO_SCAN_HWIF),
IOCTL32_DEFAULT(HDIO_SET_NICE),
//HDIO_UNREGISTER_HWIF
IOCTL32_DEFAULT(BLKROSET), /* fs.h ioctls */
IOCTL32_DEFAULT(BLKROGET),
IOCTL32_DEFAULT(BLKRRPART),
IOCTL32_HANDLER(BLKGETSIZE, w_long),
IOCTL32_DEFAULT(BLKFLSBUF),
IOCTL32_DEFAULT(BLKRASET),
IOCTL32_HANDLER(BLKRAGET, w_long),
IOCTL32_DEFAULT(BLKFRASET),
IOCTL32_HANDLER(BLKFRAGET, w_long),
IOCTL32_DEFAULT(BLKSECTSET),
IOCTL32_HANDLER(BLKSECTGET, w_long),
IOCTL32_DEFAULT(BLKSSZGET),
IOCTL32_HANDLER(BLKPG, blkpg_ioctl_trans),
IOCTL32_DEFAULT(BLKELVGET),
IOCTL32_DEFAULT(BLKELVSET),
IOCTL32_DEFAULT(BLKBSZGET),
IOCTL32_DEFAULT(BLKBSZSET),
#ifdef CONFIG_MD
/* status */
IOCTL32_DEFAULT(RAID_VERSION),
IOCTL32_DEFAULT(GET_ARRAY_INFO),
IOCTL32_DEFAULT(GET_DISK_INFO),
IOCTL32_DEFAULT(PRINT_RAID_DEBUG),
IOCTL32_DEFAULT(RAID_AUTORUN),
/* configuration */
IOCTL32_DEFAULT(CLEAR_ARRAY),
IOCTL32_DEFAULT(ADD_NEW_DISK),
IOCTL32_DEFAULT(HOT_REMOVE_DISK),
IOCTL32_DEFAULT(SET_ARRAY_INFO),
IOCTL32_DEFAULT(SET_DISK_INFO),
IOCTL32_DEFAULT(WRITE_RAID_INFO),
IOCTL32_DEFAULT(UNPROTECT_ARRAY),
IOCTL32_DEFAULT(PROTECT_ARRAY),
IOCTL32_DEFAULT(HOT_ADD_DISK),
IOCTL32_DEFAULT(SET_DISK_FAULTY),
/* usage */
IOCTL32_DEFAULT(RUN_ARRAY),
IOCTL32_DEFAULT(START_ARRAY),
IOCTL32_DEFAULT(STOP_ARRAY),
IOCTL32_DEFAULT(STOP_ARRAY_RO),
IOCTL32_DEFAULT(RESTART_ARRAY_RW),
#endif /* CONFIG_MD */
IOCTL32_DEFAULT(MTIOCTOP), /* mtio.h ioctls */
IOCTL32_HANDLER(MTIOCGET32, mt_ioctl_trans),
IOCTL32_HANDLER(MTIOCPOS32, mt_ioctl_trans),
IOCTL32_HANDLER(MTIOCGETCONFIG32, mt_ioctl_trans),
IOCTL32_HANDLER(MTIOCSETCONFIG32, mt_ioctl_trans),
// MTIOCRDFTSEG
// MTIOCWRFTSEG
// MTIOCVOLINFO
// MTIOCGETSIZE
// MTIOCFTFORMAT
// MTIOCFTCMD
IOCTL32_DEFAULT(AUTOFS_IOC_READY), /* auto_fs.h ioctls */
IOCTL32_DEFAULT(AUTOFS_IOC_FAIL),
IOCTL32_DEFAULT(AUTOFS_IOC_CATATONIC),
IOCTL32_DEFAULT(AUTOFS_IOC_PROTOVER),
IOCTL32_HANDLER(AUTOFS_IOC_SETTIMEOUT32, ioc_settimeout),
IOCTL32_DEFAULT(AUTOFS_IOC_EXPIRE)
};
#define NR_IOCTL32_HANDLERS (sizeof(ioctl32_handler_table) / \
sizeof(ioctl32_handler_table[0]))
static struct ioctl32_list *ioctl32_hash_table[1024];
static inline int ioctl32_hash(unsigned int cmd)
{
return ((cmd >> 6) ^ (cmd >> 4) ^ cmd) & 0x3ff;
}
int sys32_ioctl(unsigned int fd, unsigned int cmd, unsigned int arg)
{
int (*handler)(unsigned int, unsigned int, unsigned long, struct file * filp);
struct file *filp;
struct ioctl32_list *l;
int error;
l = ioctl32_hash_table[ioctl32_hash(cmd)];
error = -EBADF;
filp = fget(fd);
if (!filp)
return error;
if (!filp->f_op || !filp->f_op->ioctl) {
error = sys_ioctl (fd, cmd, arg);
goto out;
}
while (l && l->handler.cmd != cmd)
l = l->next;
if (l) {
handler = (void *)l->handler.function;
error = handler(fd, cmd, arg, filp);
} else {
error = -EINVAL;
printk("unknown ioctl: %08x\n", cmd);
}
out:
fput(filp);
return error;
}
static void ioctl32_insert(struct ioctl32_list *entry)
{
int hash = ioctl32_hash(entry->handler.cmd);
if (!ioctl32_hash_table[hash])
ioctl32_hash_table[hash] = entry;
else {
struct ioctl32_list *l;
l = ioctl32_hash_table[hash];
while (l->next)
l = l->next;
l->next = entry;
entry->next = 0;
}
}
static int __init init_ioctl32(void)
{
int i;
for (i = 0; i < NR_IOCTL32_HANDLERS; i++)
ioctl32_insert(&ioctl32_handler_table[i]);
return 0;
}
__initcall(init_ioctl32);
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