-#include <linux/config.h>
+/*
+ * ioctl32.c: Conversion between 32bit and 64bit native ioctls.
+ * Separated from fs stuff by Arnd Bergmann <arnd@arndb.de>
+ *
+ * Copyright (C) 1997-2000 Jakub Jelinek (jakub@redhat.com)
+ * Copyright (C) 1998 Eddie C. Dost (ecd@skynet.be)
+ * Copyright (C) 2001,2002 Andi Kleen, SuSE Labs
+ * Copyright (C) 2003 Pavel Machek (pavel@suse.cz)
+ * Copyright (C) 2005 Philippe De Muyter (phdm@macqel.be)
+ *
+ * These routines maintain argument size conversion between 32bit and 64bit
+ * ioctls.
+ */
+
#include <linux/compat.h>
#include <linux/videodev.h>
+#include <linux/videodev2.h>
#include <linux/module.h>
+#include <linux/smp_lock.h>
+#include <media/v4l2-common.h>
#ifdef CONFIG_COMPAT
+
+#ifdef CONFIG_VIDEO_V4L1_COMPAT
struct video_tuner32 {
compat_int_t tuner;
char name[32];
static int get_video_tuner32(struct video_tuner *kp, struct video_tuner32 __user *up)
{
- int i;
-
- if(get_user(kp->tuner, &up->tuner))
+ if(!access_ok(VERIFY_READ, up, sizeof(struct video_tuner32)) ||
+ get_user(kp->tuner, &up->tuner) ||
+ copy_from_user(kp->name, up->name, 32) ||
+ get_user(kp->rangelow, &up->rangelow) ||
+ get_user(kp->rangehigh, &up->rangehigh) ||
+ get_user(kp->flags, &up->flags) ||
+ get_user(kp->mode, &up->mode) ||
+ get_user(kp->signal, &up->signal))
return -EFAULT;
- for(i = 0; i < 32; i++)
- __get_user(kp->name[i], &up->name[i]);
- __get_user(kp->rangelow, &up->rangelow);
- __get_user(kp->rangehigh, &up->rangehigh);
- __get_user(kp->flags, &up->flags);
- __get_user(kp->mode, &up->mode);
- __get_user(kp->signal, &up->signal);
return 0;
}
static int put_video_tuner32(struct video_tuner *kp, struct video_tuner32 __user *up)
{
- int i;
-
- if(put_user(kp->tuner, &up->tuner))
- return -EFAULT;
- for(i = 0; i < 32; i++)
- __put_user(kp->name[i], &up->name[i]);
- __put_user(kp->rangelow, &up->rangelow);
- __put_user(kp->rangehigh, &up->rangehigh);
- __put_user(kp->flags, &up->flags);
- __put_user(kp->mode, &up->mode);
- __put_user(kp->signal, &up->signal);
+ if(!access_ok(VERIFY_WRITE, up, sizeof(struct video_tuner32)) ||
+ put_user(kp->tuner, &up->tuner) ||
+ copy_to_user(up->name, kp->name, 32) ||
+ put_user(kp->rangelow, &up->rangelow) ||
+ put_user(kp->rangehigh, &up->rangehigh) ||
+ put_user(kp->flags, &up->flags) ||
+ put_user(kp->mode, &up->mode) ||
+ put_user(kp->signal, &up->signal))
+ return -EFAULT;
return 0;
}
+
struct video_buffer32 {
compat_caddr_t base;
compat_int_t height, width, depth, bytesperline;
{
u32 tmp;
- if (get_user(tmp, &up->base))
- return -EFAULT;
+ if (!access_ok(VERIFY_READ, up, sizeof(struct video_buffer32)) ||
+ get_user(tmp, &up->base) ||
+ get_user(kp->height, &up->height) ||
+ get_user(kp->width, &up->width) ||
+ get_user(kp->depth, &up->depth) ||
+ get_user(kp->bytesperline, &up->bytesperline))
+ return -EFAULT;
/* This is actually a physical address stored
* as a void pointer.
*/
kp->base = (void *)(unsigned long) tmp;
- __get_user(kp->height, &up->height);
- __get_user(kp->width, &up->width);
- __get_user(kp->depth, &up->depth);
- __get_user(kp->bytesperline, &up->bytesperline);
return 0;
}
{
u32 tmp = (u32)((unsigned long)kp->base);
- if(put_user(tmp, &up->base))
- return -EFAULT;
- __put_user(kp->height, &up->height);
- __put_user(kp->width, &up->width);
- __put_user(kp->depth, &up->depth);
- __put_user(kp->bytesperline, &up->bytesperline);
+ if(!access_ok(VERIFY_WRITE, up, sizeof(struct video_buffer32)) ||
+ put_user(tmp, &up->base) ||
+ put_user(kp->height, &up->height) ||
+ put_user(kp->width, &up->width) ||
+ put_user(kp->depth, &up->depth) ||
+ put_user(kp->bytesperline, &up->bytesperline))
+ return -EFAULT;
return 0;
}
compat_caddr_t clips;
compat_int_t clipcount;
};
+#endif
static int native_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
{
int ret = -ENOIOCTLCMD;
- if (file->f_ops->unlocked_ioctl)
- ret = file->f_ops->unlocked_ioctl(file, cmd, arg);
- else if (file->f_ops->ioctl) {
+ if (file->f_op->unlocked_ioctl)
+ ret = file->f_op->unlocked_ioctl(file, cmd, arg);
+ else if (file->f_op->ioctl) {
lock_kernel();
- ret = file->f_ops->ioctl(file->f_dentry->d_inode, file, cmd, arg);
+ ret = file->f_op->ioctl(file->f_path.dentry->d_inode, file, cmd, arg);
unlock_kernel();
}
}
+#ifdef CONFIG_VIDEO_V4L1_COMPAT
/* You get back everything except the clips... */
static int put_video_window32(struct video_window *kp, struct video_window32 __user *up)
{
- if(put_user(kp->x, &up->x))
+ if(!access_ok(VERIFY_WRITE, up, sizeof(struct video_window32)) ||
+ put_user(kp->x, &up->x) ||
+ put_user(kp->y, &up->y) ||
+ put_user(kp->width, &up->width) ||
+ put_user(kp->height, &up->height) ||
+ put_user(kp->chromakey, &up->chromakey) ||
+ put_user(kp->flags, &up->flags) ||
+ put_user(kp->clipcount, &up->clipcount))
+ return -EFAULT;
+ return 0;
+}
+#endif
+
+struct v4l2_clip32
+{
+ struct v4l2_rect c;
+ compat_caddr_t next;
+};
+
+struct v4l2_window32
+{
+ struct v4l2_rect w;
+ enum v4l2_field field;
+ __u32 chromakey;
+ compat_caddr_t clips; /* actually struct v4l2_clip32 * */
+ __u32 clipcount;
+ compat_caddr_t bitmap;
+};
+
+static int get_v4l2_window32(struct v4l2_window *kp, struct v4l2_window32 __user *up)
+{
+ if (!access_ok(VERIFY_READ, up, sizeof(struct v4l2_window32)) ||
+ copy_from_user(&kp->w, &up->w, sizeof(up->w)) ||
+ get_user(kp->field, &up->field) ||
+ get_user(kp->chromakey, &up->chromakey) ||
+ get_user(kp->clipcount, &up->clipcount))
+ return -EFAULT;
+ if (kp->clipcount > 2048)
+ return -EINVAL;
+ if (kp->clipcount) {
+ struct v4l2_clip32 __user *uclips;
+ struct v4l2_clip __user *kclips;
+ int n = kp->clipcount;
+ compat_caddr_t p;
+
+ if (get_user(p, &up->clips))
+ return -EFAULT;
+ uclips = compat_ptr(p);
+ kclips = compat_alloc_user_space(n * sizeof(struct v4l2_clip));
+ kp->clips = kclips;
+ while (--n >= 0) {
+ if (copy_in_user(&kclips->c, &uclips->c, sizeof(uclips->c)))
+ return -EFAULT;
+ if (put_user(n ? kclips + 1 : NULL, &kclips->next))
+ return -EFAULT;
+ uclips += 1;
+ kclips += 1;
+ }
+ } else
+ kp->clips = NULL;
+ return 0;
+}
+
+static int put_v4l2_window32(struct v4l2_window *kp, struct v4l2_window32 __user *up)
+{
+ if (copy_to_user(&up->w, &kp->w, sizeof(up->w)) ||
+ put_user(kp->field, &up->field) ||
+ put_user(kp->chromakey, &up->chromakey) ||
+ put_user(kp->clipcount, &up->clipcount))
+ return -EFAULT;
+ return 0;
+}
+
+static inline int get_v4l2_pix_format(struct v4l2_pix_format *kp, struct v4l2_pix_format __user *up)
+{
+ if (copy_from_user(kp, up, sizeof(struct v4l2_pix_format)))
+ return -EFAULT;
+ return 0;
+}
+
+static inline int put_v4l2_pix_format(struct v4l2_pix_format *kp, struct v4l2_pix_format __user *up)
+{
+ if (copy_to_user(up, kp, sizeof(struct v4l2_pix_format)))
return -EFAULT;
- __put_user(kp->y, &up->y);
- __put_user(kp->width, &up->width);
- __put_user(kp->height, &up->height);
- __put_user(kp->chromakey, &up->chromakey);
- __put_user(kp->flags, &up->flags);
- __put_user(kp->clipcount, &up->clipcount);
+ return 0;
+}
+
+static inline int get_v4l2_vbi_format(struct v4l2_vbi_format *kp, struct v4l2_vbi_format __user *up)
+{
+ if (copy_from_user(kp, up, sizeof(struct v4l2_vbi_format)))
+ return -EFAULT;
+ return 0;
+}
+
+static inline int put_v4l2_vbi_format(struct v4l2_vbi_format *kp, struct v4l2_vbi_format __user *up)
+{
+ if (copy_to_user(up, kp, sizeof(struct v4l2_vbi_format)))
+ return -EFAULT;
+ return 0;
+}
+
+struct v4l2_format32
+{
+ enum v4l2_buf_type type;
+ union
+ {
+ struct v4l2_pix_format pix; // V4L2_BUF_TYPE_VIDEO_CAPTURE
+ struct v4l2_window32 win; // V4L2_BUF_TYPE_VIDEO_OVERLAY
+ struct v4l2_vbi_format vbi; // V4L2_BUF_TYPE_VBI_CAPTURE
+ __u8 raw_data[200]; // user-defined
+ } fmt;
+};
+
+static int get_v4l2_format32(struct v4l2_format *kp, struct v4l2_format32 __user *up)
+{
+ if (!access_ok(VERIFY_READ, up, sizeof(struct v4l2_format32)) ||
+ get_user(kp->type, &up->type))
+ return -EFAULT;
+ switch (kp->type) {
+ case V4L2_BUF_TYPE_VIDEO_CAPTURE:
+ return get_v4l2_pix_format(&kp->fmt.pix, &up->fmt.pix);
+ case V4L2_BUF_TYPE_VIDEO_OVERLAY:
+ return get_v4l2_window32(&kp->fmt.win, &up->fmt.win);
+ case V4L2_BUF_TYPE_VBI_CAPTURE:
+ return get_v4l2_vbi_format(&kp->fmt.vbi, &up->fmt.vbi);
+ default:
+ printk("compat_ioctl : unexpected VIDIOC_FMT type %d\n",
+ kp->type);
+ return -ENXIO;
+ }
+}
+
+static int put_v4l2_format32(struct v4l2_format *kp, struct v4l2_format32 __user *up)
+{
+ if(!access_ok(VERIFY_WRITE, up, sizeof(struct v4l2_format32)) ||
+ put_user(kp->type, &up->type))
+ return -EFAULT;
+ switch (kp->type) {
+ case V4L2_BUF_TYPE_VIDEO_CAPTURE:
+ return put_v4l2_pix_format(&kp->fmt.pix, &up->fmt.pix);
+ case V4L2_BUF_TYPE_VIDEO_OVERLAY:
+ return put_v4l2_window32(&kp->fmt.win, &up->fmt.win);
+ case V4L2_BUF_TYPE_VBI_CAPTURE:
+ return put_v4l2_vbi_format(&kp->fmt.vbi, &up->fmt.vbi);
+ default:
+ return -ENXIO;
+ }
+}
+
+static inline int get_v4l2_standard(struct v4l2_standard *kp, struct v4l2_standard __user *up)
+{
+ if (copy_from_user(kp, up, sizeof(struct v4l2_standard)))
+ return -EFAULT;
+ return 0;
+
+}
+
+static inline int put_v4l2_standard(struct v4l2_standard *kp, struct v4l2_standard __user *up)
+{
+ if (copy_to_user(up, kp, sizeof(struct v4l2_standard)))
+ return -EFAULT;
+ return 0;
+}
+
+struct v4l2_standard32
+{
+ __u32 index;
+ __u32 id[2]; /* __u64 would get the alignment wrong */
+ __u8 name[24];
+ struct v4l2_fract frameperiod; /* Frames, not fields */
+ __u32 framelines;
+ __u32 reserved[4];
+};
+
+static int get_v4l2_standard32(struct v4l2_standard *kp, struct v4l2_standard32 __user *up)
+{
+ /* other fields are not set by the user, nor used by the driver */
+ if (!access_ok(VERIFY_READ, up, sizeof(struct v4l2_standard32)) ||
+ get_user(kp->index, &up->index))
+ return -EFAULT;
+ return 0;
+}
+
+static int put_v4l2_standard32(struct v4l2_standard *kp, struct v4l2_standard32 __user *up)
+{
+ if(!access_ok(VERIFY_WRITE, up, sizeof(struct v4l2_standard32)) ||
+ put_user(kp->index, &up->index) ||
+ copy_to_user(up->id, &kp->id, sizeof(__u64)) ||
+ copy_to_user(up->name, kp->name, 24) ||
+ copy_to_user(&up->frameperiod, &kp->frameperiod, sizeof(kp->frameperiod)) ||
+ put_user(kp->framelines, &up->framelines) ||
+ copy_to_user(up->reserved, kp->reserved, 4 * sizeof(__u32)))
+ return -EFAULT;
+ return 0;
+}
+
+static inline int get_v4l2_tuner(struct v4l2_tuner *kp, struct v4l2_tuner __user *up)
+{
+ if (copy_from_user(kp, up, sizeof(struct v4l2_tuner)))
+ return -EFAULT;
+ return 0;
+
+}
+
+static inline int put_v4l2_tuner(struct v4l2_tuner *kp, struct v4l2_tuner __user *up)
+{
+ if (copy_to_user(up, kp, sizeof(struct v4l2_tuner)))
+ return -EFAULT;
+ return 0;
+}
+
+struct v4l2_buffer32
+{
+ __u32 index;
+ enum v4l2_buf_type type;
+ __u32 bytesused;
+ __u32 flags;
+ enum v4l2_field field;
+ struct compat_timeval timestamp;
+ struct v4l2_timecode timecode;
+ __u32 sequence;
+
+ /* memory location */
+ enum v4l2_memory memory;
+ union {
+ __u32 offset;
+ compat_long_t userptr;
+ } m;
+ __u32 length;
+ __u32 input;
+ __u32 reserved;
+};
+
+static int get_v4l2_buffer32(struct v4l2_buffer *kp, struct v4l2_buffer32 __user *up)
+{
+
+ if (!access_ok(VERIFY_READ, up, sizeof(struct v4l2_buffer32)) ||
+ get_user(kp->index, &up->index) ||
+ get_user(kp->type, &up->type) ||
+ get_user(kp->flags, &up->flags) ||
+ get_user(kp->memory, &up->memory) ||
+ get_user(kp->input, &up->input))
+ return -EFAULT;
+ switch(kp->memory) {
+ case V4L2_MEMORY_MMAP:
+ break;
+ case V4L2_MEMORY_USERPTR:
+ {
+ compat_long_t tmp;
+
+ if (get_user(kp->length, &up->length) ||
+ get_user(tmp, &up->m.userptr))
+ return -EFAULT;
+
+ kp->m.userptr = (unsigned long)compat_ptr(tmp);
+ }
+ break;
+ case V4L2_MEMORY_OVERLAY:
+ if(get_user(kp->m.offset, &up->m.offset))
+ return -EFAULT;
+ break;
+ }
+ return 0;
+}
+
+static int put_v4l2_buffer32(struct v4l2_buffer *kp, struct v4l2_buffer32 __user *up)
+{
+ if (!access_ok(VERIFY_WRITE, up, sizeof(struct v4l2_buffer32)) ||
+ put_user(kp->index, &up->index) ||
+ put_user(kp->type, &up->type) ||
+ put_user(kp->flags, &up->flags) ||
+ put_user(kp->memory, &up->memory) ||
+ put_user(kp->input, &up->input))
+ return -EFAULT;
+ switch(kp->memory) {
+ case V4L2_MEMORY_MMAP:
+ if (put_user(kp->length, &up->length) ||
+ put_user(kp->m.offset, &up->m.offset))
+ return -EFAULT;
+ break;
+ case V4L2_MEMORY_USERPTR:
+ if (put_user(kp->length, &up->length) ||
+ put_user(kp->m.userptr, &up->m.userptr))
+ return -EFAULT;
+ break;
+ case V4L2_MEMORY_OVERLAY:
+ if (put_user(kp->m.offset, &up->m.offset))
+ return -EFAULT;
+ break;
+ }
+ if (put_user(kp->bytesused, &up->bytesused) ||
+ put_user(kp->field, &up->field) ||
+ put_user(kp->timestamp.tv_sec, &up->timestamp.tv_sec) ||
+ put_user(kp->timestamp.tv_usec, &up->timestamp.tv_usec) ||
+ copy_to_user(&up->timecode, &kp->timecode, sizeof(struct v4l2_timecode)) ||
+ put_user(kp->sequence, &up->sequence) ||
+ put_user(kp->reserved, &up->reserved))
+ return -EFAULT;
+ return 0;
+}
+
+struct v4l2_framebuffer32
+{
+ __u32 capability;
+ __u32 flags;
+ compat_caddr_t base;
+ struct v4l2_pix_format fmt;
+};
+
+static int get_v4l2_framebuffer32(struct v4l2_framebuffer *kp, struct v4l2_framebuffer32 __user *up)
+{
+ u32 tmp;
+
+ if (!access_ok(VERIFY_READ, up, sizeof(struct v4l2_framebuffer32)) ||
+ get_user(tmp, &up->base) ||
+ get_user(kp->capability, &up->capability) ||
+ get_user(kp->flags, &up->flags))
+ return -EFAULT;
+ kp->base = compat_ptr(tmp);
+ get_v4l2_pix_format(&kp->fmt, &up->fmt);
+ return 0;
+}
+
+static int put_v4l2_framebuffer32(struct v4l2_framebuffer *kp, struct v4l2_framebuffer32 __user *up)
+{
+ u32 tmp = (u32)((unsigned long)kp->base);
+
+ if(!access_ok(VERIFY_WRITE, up, sizeof(struct v4l2_framebuffer32)) ||
+ put_user(tmp, &up->base) ||
+ put_user(kp->capability, &up->capability) ||
+ put_user(kp->flags, &up->flags))
+ return -EFAULT;
+ put_v4l2_pix_format(&kp->fmt, &up->fmt);
+ return 0;
+}
+
+static inline int get_v4l2_input32(struct v4l2_input *kp, struct v4l2_input __user *up)
+{
+ if (copy_from_user(kp, up, sizeof(struct v4l2_input) - 4))
+ return -EFAULT;
+ return 0;
+}
+
+static inline int put_v4l2_input32(struct v4l2_input *kp, struct v4l2_input __user *up)
+{
+ if (copy_to_user(up, kp, sizeof(struct v4l2_input) - 4))
+ return -EFAULT;
+ return 0;
+}
+
+static inline int get_v4l2_input(struct v4l2_input *kp, struct v4l2_input __user *up)
+{
+ if (copy_from_user(kp, up, sizeof(struct v4l2_input)))
+ return -EFAULT;
+ return 0;
+}
+
+static inline int put_v4l2_input(struct v4l2_input *kp, struct v4l2_input __user *up)
+{
+ if (copy_to_user(up, kp, sizeof(struct v4l2_input)))
+ return -EFAULT;
+ return 0;
+}
+
+#ifdef CONFIG_VIDEO_V4L1_COMPAT
+struct video_code32
+{
+ char loadwhat[16]; /* name or tag of file being passed */
+ compat_int_t datasize;
+ unsigned char *data;
+};
+
+static inline int microcode32(struct video_code *kp, struct video_code32 __user *up)
+{
+ if(!access_ok(VERIFY_READ, up, sizeof(struct video_code32)) ||
+ copy_from_user(kp->loadwhat, up->loadwhat, sizeof (up->loadwhat)) ||
+ get_user(kp->datasize, &up->datasize) ||
+ copy_from_user(kp->data, up->data, up->datasize))
+ return -EFAULT;
return 0;
}
#define VIDIOCSFBUF32 _IOW('v',12, struct video_buffer32)
#define VIDIOCGFREQ32 _IOR('v',14, u32)
#define VIDIOCSFREQ32 _IOW('v',15, u32)
+#define VIDIOCSMICROCODE32 _IOW('v',27, struct video_code32)
+
+#endif
+/* VIDIOC_ENUMINPUT32 is VIDIOC_ENUMINPUT minus 4 bytes of padding alignement */
+#define VIDIOC_ENUMINPUT32 VIDIOC_ENUMINPUT - _IOC(0, 0, 0, 4)
+#define VIDIOC_G_FMT32 _IOWR ('V', 4, struct v4l2_format32)
+#define VIDIOC_S_FMT32 _IOWR ('V', 5, struct v4l2_format32)
+#define VIDIOC_QUERYBUF32 _IOWR ('V', 9, struct v4l2_buffer32)
+#define VIDIOC_G_FBUF32 _IOR ('V', 10, struct v4l2_framebuffer32)
+#define VIDIOC_S_FBUF32 _IOW ('V', 11, struct v4l2_framebuffer32)
+/* VIDIOC_OVERLAY is now _IOW, but was _IOWR */
+#define VIDIOC_OVERLAY32 _IOWR ('V', 14, compat_int_t)
+#define VIDIOC_QBUF32 _IOWR ('V', 15, struct v4l2_buffer32)
+#define VIDIOC_DQBUF32 _IOWR ('V', 17, struct v4l2_buffer32)
+#define VIDIOC_STREAMON32 _IOW ('V', 18, compat_int_t)
+#define VIDIOC_STREAMOFF32 _IOW ('V', 19, compat_int_t)
+#define VIDIOC_ENUMSTD32 _IOWR ('V', 25, struct v4l2_standard32)
+/* VIDIOC_S_CTRL is now _IOWR, but was _IOW */
+#define VIDIOC_S_CTRL32 _IOW ('V', 28, struct v4l2_control)
+#define VIDIOC_G_INPUT32 _IOR ('V', 38, compat_int_t)
+#define VIDIOC_S_INPUT32 _IOWR ('V', 39, compat_int_t)
+#define VIDIOC_TRY_FMT32 _IOWR ('V', 64, struct v4l2_format32)
+
+#ifdef CONFIG_VIDEO_V4L1_COMPAT
enum {
MaxClips = (~0U-sizeof(struct video_window))/sizeof(struct video_clip)
};
int nclips;
u32 n;
+ if (!access_ok(VERIFY_READ, up, sizeof(struct video_window32)))
+ return -EFAULT;
+
if (get_user(nclips, &up->clipcount))
return -EFAULT;
return -EINVAL;
for (i = 0; i < nclips; i++, u++, p++) {
s32 v;
- if (get_user(v, &u->x) ||
+ if (!access_ok(VERIFY_READ, u, sizeof(struct video_clip32)) ||
+ !access_ok(VERIFY_WRITE, p, sizeof(struct video_clip32)) ||
+ get_user(v, &u->x) ||
put_user(v, &p->x) ||
get_user(v, &u->y) ||
put_user(v, &p->y) ||
}
}
- return native_ioctl(file, VIDIOCSWIN, (unsigned long)p);
+ return native_ioctl(file, VIDIOCSWIN, (unsigned long)vw);
}
+#endif
static int do_video_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
{
union {
+#ifdef CONFIG_VIDEO_V4L1_COMPAT
struct video_tuner vt;
struct video_buffer vb;
struct video_window vw;
+ struct video_code vc;
+ struct video_audio va;
+#endif
+ struct v4l2_format v2f;
+ struct v4l2_buffer v2b;
+ struct v4l2_framebuffer v2fb;
+ struct v4l2_standard v2s;
+ struct v4l2_input v2i;
+ struct v4l2_tuner v2t;
unsigned long vx;
} karg;
- mm_segment_t old_fs = get_fs();
void __user *up = compat_ptr(arg);
+ int compatible_arg = 1;
int err = 0;
+ int realcmd = cmd;
/* First, convert the command. */
switch(cmd) {
- case VIDIOCGTUNER32: cmd = VIDIOCGTUNER; break;
- case VIDIOCSTUNER32: cmd = VIDIOCSTUNER; break;
- case VIDIOCGWIN32: cmd = VIDIOCGWIN; break;
- case VIDIOCGFBUF32: cmd = VIDIOCGFBUF; break;
- case VIDIOCSFBUF32: cmd = VIDIOCSFBUF; break;
- case VIDIOCGFREQ32: cmd = VIDIOCGFREQ; break;
- case VIDIOCSFREQ32: cmd = VIDIOCSFREQ; break;
+#ifdef CONFIG_VIDEO_V4L1_COMPAT
+ case VIDIOCGTUNER32: realcmd = cmd = VIDIOCGTUNER; break;
+ case VIDIOCSTUNER32: realcmd = cmd = VIDIOCSTUNER; break;
+ case VIDIOCGWIN32: realcmd = cmd = VIDIOCGWIN; break;
+ case VIDIOCGFBUF32: realcmd = cmd = VIDIOCGFBUF; break;
+ case VIDIOCSFBUF32: realcmd = cmd = VIDIOCSFBUF; break;
+ case VIDIOCGFREQ32: realcmd = cmd = VIDIOCGFREQ; break;
+ case VIDIOCSFREQ32: realcmd = cmd = VIDIOCSFREQ; break;
+ case VIDIOCSMICROCODE32: realcmd = cmd = VIDIOCSMICROCODE; break;
+#endif
+ case VIDIOC_G_FMT32: realcmd = cmd = VIDIOC_G_FMT; break;
+ case VIDIOC_S_FMT32: realcmd = cmd = VIDIOC_S_FMT; break;
+ case VIDIOC_QUERYBUF32: realcmd = cmd = VIDIOC_QUERYBUF; break;
+ case VIDIOC_QBUF32: realcmd = cmd = VIDIOC_QBUF; break;
+ case VIDIOC_DQBUF32: realcmd = cmd = VIDIOC_DQBUF; break;
+ case VIDIOC_STREAMON32: realcmd = cmd = VIDIOC_STREAMON; break;
+ case VIDIOC_STREAMOFF32: realcmd = cmd = VIDIOC_STREAMOFF; break;
+ case VIDIOC_G_FBUF32: realcmd = cmd = VIDIOC_G_FBUF; break;
+ case VIDIOC_S_FBUF32: realcmd = cmd = VIDIOC_S_FBUF; break;
+ case VIDIOC_OVERLAY32: realcmd = cmd = VIDIOC_OVERLAY; break;
+ case VIDIOC_ENUMSTD32: realcmd = VIDIOC_ENUMSTD; break;
+ case VIDIOC_ENUMINPUT32: realcmd = VIDIOC_ENUMINPUT; break;
+ case VIDIOC_S_CTRL32: realcmd = cmd = VIDIOC_S_CTRL; break;
+ case VIDIOC_G_INPUT32: realcmd = cmd = VIDIOC_G_INPUT; break;
+ case VIDIOC_S_INPUT32: realcmd = cmd = VIDIOC_S_INPUT; break;
+ case VIDIOC_TRY_FMT32: realcmd = cmd = VIDIOC_TRY_FMT; break;
};
switch(cmd) {
+#ifdef CONFIG_VIDEO_V4L1_COMPAT
case VIDIOCSTUNER:
case VIDIOCGTUNER:
err = get_video_tuner32(&karg.vt, up);
+ compatible_arg = 0;
+
break;
case VIDIOCSFBUF:
err = get_video_buffer32(&karg.vb, up);
+ compatible_arg = 0;
break;
+
case VIDIOCSFREQ:
+#endif
+ case VIDIOC_S_INPUT:
+ case VIDIOC_OVERLAY:
+ case VIDIOC_STREAMON:
+ case VIDIOC_STREAMOFF:
err = get_user(karg.vx, (u32 __user *)up);
+ compatible_arg = 1;
+ break;
+
+ case VIDIOC_S_FBUF:
+ err = get_v4l2_framebuffer32(&karg.v2fb, up);
+ compatible_arg = 0;
break;
+
+ case VIDIOC_G_FMT:
+ case VIDIOC_S_FMT:
+ case VIDIOC_TRY_FMT:
+ err = get_v4l2_format32(&karg.v2f, up);
+ compatible_arg = 0;
+ break;
+
+ case VIDIOC_QUERYBUF:
+ case VIDIOC_QBUF:
+ case VIDIOC_DQBUF:
+ err = get_v4l2_buffer32(&karg.v2b, up);
+ compatible_arg = 0;
+ break;
+
+ case VIDIOC_ENUMSTD:
+ err = get_v4l2_standard(&karg.v2s, up);
+ compatible_arg = 0;
+ break;
+
+ case VIDIOC_ENUMSTD32:
+ err = get_v4l2_standard32(&karg.v2s, up);
+ compatible_arg = 0;
+ break;
+
+ case VIDIOC_ENUMINPUT:
+ err = get_v4l2_input(&karg.v2i, up);
+ compatible_arg = 0;
+ break;
+
+ case VIDIOC_ENUMINPUT32:
+ err = get_v4l2_input32(&karg.v2i, up);
+ compatible_arg = 0;
+ break;
+
+ case VIDIOC_G_TUNER:
+ case VIDIOC_S_TUNER:
+ err = get_v4l2_tuner(&karg.v2t, up);
+ compatible_arg = 0;
+ break;
+
+#ifdef CONFIG_VIDEO_V4L1_COMPAT
+ case VIDIOCGWIN:
+ case VIDIOCGFBUF:
+ case VIDIOCGFREQ:
+#endif
+ case VIDIOC_G_FBUF:
+ case VIDIOC_G_INPUT:
+ compatible_arg = 0;
+ break;
+#ifdef CONFIG_VIDEO_V4L1_COMPAT
+ case VIDIOCSMICROCODE:
+ err = microcode32(&karg.vc, up);
+ compatible_arg = 0;
+ break;
+#endif
};
if(err)
goto out;
- set_fs(KERNEL_DS);
- err = native_ioctl(file, cmd, (unsigned long)&karg);
- set_fs(old_fs);
+ if(compatible_arg)
+ err = native_ioctl(file, realcmd, (unsigned long)up);
+ else {
+ mm_segment_t old_fs = get_fs();
+ set_fs(KERNEL_DS);
+ err = native_ioctl(file, realcmd, (unsigned long) &karg);
+ set_fs(old_fs);
+ }
if(err == 0) {
switch(cmd) {
+#ifdef CONFIG_VIDEO_V4L1_COMPAT
case VIDIOCGTUNER:
err = put_video_tuner32(&karg.vt, up);
break;
err = put_video_buffer32(&karg.vb, up);
break;
+#endif
+ case VIDIOC_G_FBUF:
+ err = put_v4l2_framebuffer32(&karg.v2fb, up);
+ break;
+
+ case VIDIOC_G_FMT:
+ case VIDIOC_S_FMT:
+ case VIDIOC_TRY_FMT:
+ err = put_v4l2_format32(&karg.v2f, up);
+ break;
+
+ case VIDIOC_QUERYBUF:
+ case VIDIOC_QBUF:
+ case VIDIOC_DQBUF:
+ err = put_v4l2_buffer32(&karg.v2b, up);
+ break;
+
+ case VIDIOC_ENUMSTD:
+ err = put_v4l2_standard(&karg.v2s, up);
+ break;
+
+ case VIDIOC_ENUMSTD32:
+ err = put_v4l2_standard32(&karg.v2s, up);
+ break;
+
+ case VIDIOC_G_TUNER:
+ case VIDIOC_S_TUNER:
+ err = put_v4l2_tuner(&karg.v2t, up);
+ break;
+
+ case VIDIOC_ENUMINPUT:
+ err = put_v4l2_input(&karg.v2i, up);
+ break;
+
+ case VIDIOC_ENUMINPUT32:
+ err = put_v4l2_input32(&karg.v2i, up);
+ break;
+
+#ifdef CONFIG_VIDEO_V4L1_COMPAT
case VIDIOCGFREQ:
+#endif
+ case VIDIOC_G_INPUT:
err = put_user(((u32)karg.vx), (u32 __user *)up);
break;
};
{
int ret = -ENOIOCTLCMD;
- if (!file->f_ops->ioctl)
+ if (!file->f_op->ioctl)
return ret;
switch (cmd) {
+#ifdef CONFIG_VIDEO_V4L1_COMPAT
case VIDIOCSWIN32:
ret = do_set_window(file, cmd, arg);
break;
case VIDIOCSFBUF32:
case VIDIOCGFREQ32:
case VIDIOCSFREQ32:
+ case VIDIOCGAUDIO:
+ case VIDIOCSAUDIO:
+#endif
+ case VIDIOC_QUERYCAP:
+ case VIDIOC_ENUM_FMT:
+ case VIDIOC_G_FMT32:
+ case VIDIOC_CROPCAP:
+ case VIDIOC_S_CROP:
+ case VIDIOC_S_FMT32:
+ case VIDIOC_REQBUFS:
+ case VIDIOC_QUERYBUF32:
+ case VIDIOC_G_FBUF32:
+ case VIDIOC_S_FBUF32:
+ case VIDIOC_OVERLAY32:
+ case VIDIOC_QBUF32:
+ case VIDIOC_DQBUF32:
+ case VIDIOC_STREAMON32:
+ case VIDIOC_STREAMOFF32:
+ case VIDIOC_G_PARM:
+ case VIDIOC_G_STD:
+ case VIDIOC_S_STD:
+ case VIDIOC_G_TUNER:
+ case VIDIOC_S_TUNER:
+ case VIDIOC_ENUMSTD:
+ case VIDIOC_ENUMSTD32:
+ case VIDIOC_ENUMINPUT:
+ case VIDIOC_ENUMINPUT32:
+ case VIDIOC_G_CTRL:
+ case VIDIOC_S_CTRL32:
+ case VIDIOC_QUERYCTRL:
+ case VIDIOC_G_INPUT32:
+ case VIDIOC_S_INPUT32:
+ case VIDIOC_TRY_FMT32:
ret = do_video_ioctl(file, cmd, arg);
break;
+#ifdef CONFIG_VIDEO_V4L1_COMPAT
/* Little v, the video4linux ioctls (conflict?) */
case VIDIOCGCAP:
case VIDIOCGCHAN:
case VIDIOCSPICT:
case VIDIOCCAPTURE:
case VIDIOCKEY:
- case VIDIOCGAUDIO:
- case VIDIOCSAUDIO:
case VIDIOCSYNC:
case VIDIOCMCAPTURE:
case VIDIOCGMBUF:
case _IOR('v' , BASE_VIDIOCPRIVATE+7, int):
ret = native_ioctl(file, cmd, (unsigned long)compat_ptr(arg));
break;
-
- return ret;
+#endif
+ default:
+ v4l_print_ioctl("compat_ioctl32", cmd);
}
+ return ret;
}
#else
long v4l_compat_ioctl32(struct file *file, unsigned int cmd, unsigned long arg)
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff