-struct usbdevfs_ctrltransfer32 {
- u8 bRequestType;
- u8 bRequest;
- u16 wValue;
- u16 wIndex;
- u16 wLength;
- u32 timeout; /* in milliseconds */
- compat_caddr_t data;
-};
-
-#define USBDEVFS_CONTROL32 _IOWR('U', 0, struct usbdevfs_ctrltransfer32)
-
-static int do_usbdevfs_control(unsigned int fd, unsigned int cmd, unsigned long arg)
-{
- struct usbdevfs_ctrltransfer32 __user *p32 = compat_ptr(arg);
- struct usbdevfs_ctrltransfer __user *p;
- __u32 udata;
- p = compat_alloc_user_space(sizeof(*p));
- if (copy_in_user(p, p32, (sizeof(*p32) - sizeof(compat_caddr_t))) ||
- get_user(udata, &p32->data) ||
- put_user(compat_ptr(udata), &p->data))
- return -EFAULT;
- return sys_ioctl(fd, USBDEVFS_CONTROL, (unsigned long)p);
-}
-
-
-struct usbdevfs_bulktransfer32 {
- compat_uint_t ep;
- compat_uint_t len;
- compat_uint_t timeout; /* in milliseconds */
- compat_caddr_t data;
-};
-
-#define USBDEVFS_BULK32 _IOWR('U', 2, struct usbdevfs_bulktransfer32)
-
-static int do_usbdevfs_bulk(unsigned int fd, unsigned int cmd, unsigned long arg)
-{
- struct usbdevfs_bulktransfer32 __user *p32 = compat_ptr(arg);
- struct usbdevfs_bulktransfer __user *p;
- compat_uint_t n;
- compat_caddr_t addr;
-
- p = compat_alloc_user_space(sizeof(*p));
-
- if (get_user(n, &p32->ep) || put_user(n, &p->ep) ||
- get_user(n, &p32->len) || put_user(n, &p->len) ||
- get_user(n, &p32->timeout) || put_user(n, &p->timeout) ||
- get_user(addr, &p32->data) || put_user(compat_ptr(addr), &p->data))
- return -EFAULT;
-
- return sys_ioctl(fd, USBDEVFS_BULK, (unsigned long)p);
-}
-
-
-/*
- * USBDEVFS_SUBMITURB, USBDEVFS_REAPURB and USBDEVFS_REAPURBNDELAY
- * are handled in usbdevfs core. -Christopher Li
- */
-
-struct usbdevfs_disconnectsignal32 {
- compat_int_t signr;
- compat_caddr_t context;
-};
-
-#define USBDEVFS_DISCSIGNAL32 _IOR('U', 14, struct usbdevfs_disconnectsignal32)
-
-static int do_usbdevfs_discsignal(unsigned int fd, unsigned int cmd, unsigned long arg)
-{
- struct usbdevfs_disconnectsignal kdis;
- struct usbdevfs_disconnectsignal32 __user *udis;
- mm_segment_t old_fs;
- u32 uctx;
- int err;
-
- udis = compat_ptr(arg);
-
- if (get_user(kdis.signr, &udis->signr) ||
- __get_user(uctx, &udis->context))
- return -EFAULT;
-
- kdis.context = compat_ptr(uctx);
-
- old_fs = get_fs();
- set_fs(KERNEL_DS);
- err = sys_ioctl(fd, USBDEVFS_DISCSIGNAL, (unsigned long) &kdis);
- set_fs(old_fs);
-
- return err;
-}
-