diff options
Diffstat (limited to 'drivers/media/video/compat_ioctl32.c')
| -rw-r--r-- | drivers/media/video/compat_ioctl32.c | 935 |
1 files changed, 0 insertions, 935 deletions
diff --git a/drivers/media/video/compat_ioctl32.c b/drivers/media/video/compat_ioctl32.c deleted file mode 100644 index e6ca4012b5f0..000000000000 --- a/drivers/media/video/compat_ioctl32.c +++ /dev/null @@ -1,935 +0,0 @@ -/* - * 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-ioctl.h> - -#ifdef CONFIG_COMPAT - -#ifdef CONFIG_VIDEO_V4L1_COMPAT -struct video_tuner32 { - compat_int_t tuner; - char name[32]; - compat_ulong_t rangelow, rangehigh; - u32 flags; /* It is really u32 in videodev.h */ - u16 mode, signal; -}; - -static int get_video_tuner32(struct video_tuner *kp, struct video_tuner32 __user *up) -{ - 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; - return 0; -} - -static int put_video_tuner32(struct video_tuner *kp, struct video_tuner32 __user *up) -{ - 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; -}; - -static int get_video_buffer32(struct video_buffer *kp, struct video_buffer32 __user *up) -{ - u32 tmp; - - 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; - - return 0; -} - -static int put_video_buffer32(struct video_buffer *kp, struct video_buffer32 __user *up) -{ - u32 tmp = (u32)((unsigned long)kp->base); - - 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; -} - -struct video_clip32 { - s32 x, y, width, height; /* Its really s32 in videodev.h */ - compat_caddr_t next; -}; - -struct video_window32 { - u32 x, y, width, height, chromakey, flags; - 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_op->unlocked_ioctl) - ret = file->f_op->unlocked_ioctl(file, cmd, arg); - else if (file->f_op->ioctl) { - lock_kernel(); - ret = file->f_op->ioctl(file->f_path.dentry->d_inode, file, cmd, arg); - unlock_kernel(); - } - - return ret; -} - - -#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(!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; - 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 VIDIOCGTUNER32 _IOWR('v',4, struct video_tuner32) -#define VIDIOCSTUNER32 _IOW('v',5, struct video_tuner32) -#define VIDIOCGWIN32 _IOR('v',9, struct video_window32) -#define VIDIOCSWIN32 _IOW('v',10, struct video_window32) -#define VIDIOCGFBUF32 _IOR('v',11, struct video_buffer32) -#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) -}; - -static int do_set_window(struct file *file, unsigned int cmd, unsigned long arg) -{ - struct video_window32 __user *up = compat_ptr(arg); - struct video_window __user *vw; - struct video_clip __user *p; - int nclips; - u32 n; - - if (!access_ok(VERIFY_READ, up, sizeof(struct video_window32))) - return -EFAULT; - - if (get_user(nclips, &up->clipcount)) - return -EFAULT; - - /* Peculiar interface... */ - if (nclips < 0) - nclips = VIDEO_CLIPMAP_SIZE; - - if (nclips > MaxClips) - return -ENOMEM; - - vw = compat_alloc_user_space(sizeof(struct video_window) + - nclips * sizeof(struct video_clip)); - - p = nclips ? (struct video_clip __user *)(vw + 1) : NULL; - - if (get_user(n, &up->x) || put_user(n, &vw->x) || - get_user(n, &up->y) || put_user(n, &vw->y) || - get_user(n, &up->width) || put_user(n, &vw->width) || - get_user(n, &up->height) || put_user(n, &vw->height) || - get_user(n, &up->chromakey) || put_user(n, &vw->chromakey) || - get_user(n, &up->flags) || put_user(n, &vw->flags) || - get_user(n, &up->clipcount) || put_user(n, &vw->clipcount) || - get_user(n, &up->clips) || put_user(p, &vw->clips)) - return -EFAULT; - - if (nclips) { - struct video_clip32 __user *u = compat_ptr(n); - int i; - if (!u) - return -EINVAL; - for (i = 0; i < nclips; i++, u++, p++) { - s32 v; - 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) || - get_user(v, &u->width) || - put_user(v, &p->width) || - get_user(v, &u->height) || - put_user(v, &p->height) || - put_user(NULL, &p->next)) - return -EFAULT; - } - } - - 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; - void __user *up = compat_ptr(arg); - int compatible_arg = 1; - int err = 0; - int realcmd = cmd; - - /* First, convert the command. */ - switch(cmd) { -#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; - - 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; - - case VIDIOCGWIN: - err = put_video_window32(&karg.vw, up); - break; - - case VIDIOCGFBUF: - 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; - }; - } -out: - return err; -} - -long v4l_compat_ioctl32(struct file *file, unsigned int cmd, unsigned long arg) -{ - int ret = -ENOIOCTLCMD; - - 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 VIDIOCGTUNER32: - case VIDIOCSTUNER32: - case VIDIOCGWIN32: - case VIDIOCGFBUF32: - case VIDIOCSFBUF32: - case VIDIOCGFREQ32: - case VIDIOCSFREQ32: - case VIDIOCGAUDIO: - case VIDIOCSAUDIO: - case VIDIOCGVBIFMT: - case VIDIOCSVBIFMT: -#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_S_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_CTRL: - case VIDIOC_S_CTRL32: - case VIDIOC_S_FREQUENCY: - case VIDIOC_G_FREQUENCY: - case VIDIOC_QUERYCTRL: - case VIDIOC_G_INPUT32: - case VIDIOC_S_INPUT32: - case VIDIOC_TRY_FMT32: - case VIDIOC_S_HW_FREQ_SEEK: - case VIDIOC_ENUM_FRAMESIZES: - case VIDIOC_ENUM_FRAMEINTERVALS: - ret = do_video_ioctl(file, cmd, arg); - break; - -#ifdef CONFIG_VIDEO_V4L1_COMPAT - /* Little v, the video4linux ioctls (conflict?) */ - case VIDIOCGCAP: - case VIDIOCGCHAN: - case VIDIOCSCHAN: - case VIDIOCGPICT: - case VIDIOCSPICT: - case VIDIOCCAPTURE: - case VIDIOCKEY: - case VIDIOCSYNC: - case VIDIOCMCAPTURE: - case VIDIOCGMBUF: - case VIDIOCGUNIT: - case VIDIOCGCAPTURE: - case VIDIOCSCAPTURE: - - /* BTTV specific... */ - case _IOW('v', BASE_VIDIOCPRIVATE+0, char [256]): - case _IOR('v', BASE_VIDIOCPRIVATE+1, char [256]): - case _IOR('v' , BASE_VIDIOCPRIVATE+2, unsigned int): - case _IOW('v' , BASE_VIDIOCPRIVATE+3, char [16]): /* struct bttv_pll_info */ - case _IOR('v' , BASE_VIDIOCPRIVATE+4, int): - case _IOR('v' , BASE_VIDIOCPRIVATE+5, int): - case _IOR('v' , BASE_VIDIOCPRIVATE+6, int): - case _IOR('v' , BASE_VIDIOCPRIVATE+7, int): - ret = native_ioctl(file, cmd, (unsigned long)compat_ptr(arg)); - break; -#endif - default: - v4l_print_ioctl("compat_ioctl32", cmd); - } - return ret; -} -#else -long v4l_compat_ioctl32(struct file *file, unsigned int cmd, unsigned long arg) -{ - return -ENOIOCTLCMD; -} -#endif -EXPORT_SYMBOL_GPL(v4l_compat_ioctl32); - -MODULE_LICENSE("GPL"); |