From 6e87abd0b8cbb23ed9ffe5cc9f790fb5cac45eae Mon Sep 17 00:00:00 2001 From: "David S. Miller" Date: Wed, 16 Nov 2005 00:52:57 -0800 Subject: [DVB]: Add compat ioctl handling. Based upon a patch by Guido Guenther . Some of these ioctls had embedded time_t objects or pointers, so needed translation. Signed-off-by: David S. Miller --- fs/compat_ioctl.c | 133 ++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 133 insertions(+) (limited to 'fs') diff --git a/fs/compat_ioctl.c b/fs/compat_ioctl.c index 26300fccb4f..f07e60f9e10 100644 --- a/fs/compat_ioctl.c +++ b/fs/compat_ioctl.c @@ -121,6 +121,11 @@ #include +#include +#include +#include +#include + #undef INCLUDES #endif @@ -413,6 +418,128 @@ out: return err; } +struct compat_dmx_event { + dmx_event_t event; + compat_time_t timeStamp; + union + { + dmx_scrambling_status_t scrambling; + } u; +}; + +static int do_dmx_get_event(unsigned int fd, unsigned int cmd, unsigned long arg) +{ + struct dmx_event kevent; + mm_segment_t old_fs = get_fs(); + int err; + + set_fs(KERNEL_DS); + err = sys_ioctl(fd, cmd, (unsigned long) &kevent); + set_fs(old_fs); + + if (!err) { + struct compat_dmx_event __user *up = compat_ptr(arg); + + err = put_user(kevent.event, &up->event); + err |= put_user(kevent.timeStamp, &up->timeStamp); + err |= put_user(kevent.u.scrambling, &up->u.scrambling); + if (err) + err = -EFAULT; + } + + return err; +} + +struct compat_video_event { + int32_t type; + compat_time_t timestamp; + union { + video_size_t size; + unsigned int frame_rate; + } u; +}; + +static int do_video_get_event(unsigned int fd, unsigned int cmd, unsigned long arg) +{ + struct video_event kevent; + mm_segment_t old_fs = get_fs(); + int err; + + set_fs(KERNEL_DS); + err = sys_ioctl(fd, cmd, (unsigned long) &kevent); + set_fs(old_fs); + + if (!err) { + struct compat_video_event __user *up = compat_ptr(arg); + + err = put_user(kevent.type, &up->type); + err |= put_user(kevent.timestamp, &up->timestamp); + err |= put_user(kevent.u.size.w, &up->u.size.w); + err |= put_user(kevent.u.size.h, &up->u.size.h); + err |= put_user(kevent.u.size.aspect_ratio, + &up->u.size.aspect_ratio); + if (err) + err = -EFAULT; + } + + return err; +} + +struct compat_video_still_picture { + compat_uptr_t iFrame; + int32_t size; +}; + +static int do_video_stillpicture(unsigned int fd, unsigned int cmd, unsigned long arg) +{ + struct compat_video_still_picture __user *up; + struct video_still_picture __user *up_native; + compat_uptr_t fp; + int32_t size; + int err; + + up = (struct compat_video_still_picture __user *) arg; + err = get_user(fp, &up->iFrame); + err |= get_user(size, &up->size); + if (err) + return -EFAULT; + + up_native = + compat_alloc_user_space(sizeof(struct video_still_picture)); + + put_user(compat_ptr(fp), &up_native->iFrame); + put_user(size, &up_native->size); + + err = sys_ioctl(fd, cmd, (unsigned long) up_native); + + return err; +} + +struct compat_video_spu_palette { + int length; + compat_uptr_t palette; +}; + +static int do_video_set_spu_palette(unsigned int fd, unsigned int cmd, unsigned long arg) +{ + struct compat_video_spu_palette __user *up; + struct video_spu_palette __user *up_native; + compat_uptr_t palp; + int length, err; + + up = (struct compat_video_spu_palette __user *) arg; + err = get_user(palp, &up->palette); + err |= get_user(length, &up->length); + + up_native = compat_alloc_user_space(sizeof(struct video_spu_palette)); + put_user(compat_ptr(palp), &up_native->palette); + put_user(length, &up_native->length); + + err = sys_ioctl(fd, cmd, (unsigned long) up_native); + + return err; +} + #ifdef CONFIG_NET static int do_siocgstamp(unsigned int fd, unsigned int cmd, unsigned long arg) { @@ -2954,5 +3081,11 @@ HANDLE_IOCTL(NCP_IOC_GETPRIVATEDATA_32, do_ncp_getprivatedata) HANDLE_IOCTL(NCP_IOC_SETPRIVATEDATA_32, do_ncp_setprivatedata) #endif +/* dvb */ +HANDLE_IOCTL(DMX_GET_EVENT, do_dmx_get_event) +HANDLE_IOCTL(VIDEO_GET_EVENT, do_video_get_event) +HANDLE_IOCTL(VIDEO_STILLPICTURE, do_video_stillpicture) +HANDLE_IOCTL(VIDEO_SET_SPU_PALETTE, do_video_set_spu_palette) + #undef DECLARES #endif -- cgit v1.2.3 From d5ea655376c471731845735dfe9a0bdfbe4492e9 Mon Sep 17 00:00:00 2001 From: "David S. Miller" Date: Thu, 17 Nov 2005 15:04:34 -0800 Subject: [COMPAT]: Add ext3 ioctl translations. MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit So things like on-line resizing et al. work. Based almost entirely upon a patch by Guido Günther Signed-off-by: David S. Miller --- fs/compat_ioctl.c | 36 ++++++++++++++++++++++++++++++++++++ 1 file changed, 36 insertions(+) (limited to 'fs') diff --git a/fs/compat_ioctl.c b/fs/compat_ioctl.c index f07e60f9e10..991c00de5c4 100644 --- a/fs/compat_ioctl.c +++ b/fs/compat_ioctl.c @@ -49,6 +49,8 @@ #include #include #include +#include +#include #include #include #include @@ -134,6 +136,15 @@ /* Aiee. Someone does not find a difference between int and long */ #define EXT2_IOC32_GETFLAGS _IOR('f', 1, int) #define EXT2_IOC32_SETFLAGS _IOW('f', 2, int) +#define EXT3_IOC32_GETVERSION _IOR('f', 3, int) +#define EXT3_IOC32_SETVERSION _IOR('f', 4, int) +#define EXT3_IOC32_GETRSVSZ _IOR('f', 5, int) +#define EXT3_IOC32_SETRSVSZ _IOW('f', 6, int) +#define EXT3_IOC32_GROUP_EXTEND _IOW('f', 7, unsigned int) +#ifdef CONFIG_JBD_DEBUG +#define EXT3_IOC32_WAIT_FOR_READONLY _IOR('f', 99, int) +#endif + #define EXT2_IOC32_GETVERSION _IOR('v', 1, int) #define EXT2_IOC32_SETVERSION _IOW('v', 2, int) @@ -180,6 +191,22 @@ static int do_ext2_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg) return sys_ioctl(fd, cmd, (unsigned long)compat_ptr(arg)); } +static int do_ext3_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 EXT3_IOC32_GETVERSION: cmd = EXT3_IOC_GETVERSION; break; + case EXT3_IOC32_SETVERSION: cmd = EXT3_IOC_SETVERSION; break; + case EXT3_IOC32_GETRSVSZ: cmd = EXT3_IOC_GETRSVSZ; break; + case EXT3_IOC32_SETRSVSZ: cmd = EXT3_IOC_SETRSVSZ; break; + case EXT3_IOC32_GROUP_EXTEND: cmd = EXT3_IOC_GROUP_EXTEND; break; +#ifdef CONFIG_JBD_DEBUG + case EXT3_IOC32_WAIT_FOR_READONLY: cmd = EXT3_IOC_WAIT_FOR_READONLY; break; +#endif + } + return sys_ioctl(fd, cmd, (unsigned long)compat_ptr(arg)); +} + struct video_tuner32 { compat_int_t tuner; char name[32]; @@ -2981,6 +3008,15 @@ HANDLE_IOCTL(EXT2_IOC32_GETFLAGS, do_ext2_ioctl) HANDLE_IOCTL(EXT2_IOC32_SETFLAGS, do_ext2_ioctl) HANDLE_IOCTL(EXT2_IOC32_GETVERSION, do_ext2_ioctl) HANDLE_IOCTL(EXT2_IOC32_SETVERSION, do_ext2_ioctl) +HANDLE_IOCTL(EXT3_IOC32_GETVERSION, do_ext3_ioctl) +HANDLE_IOCTL(EXT3_IOC32_SETVERSION, do_ext3_ioctl) +HANDLE_IOCTL(EXT3_IOC32_GETRSVSZ, do_ext3_ioctl) +HANDLE_IOCTL(EXT3_IOC32_SETRSVSZ, do_ext3_ioctl) +HANDLE_IOCTL(EXT3_IOC32_GROUP_EXTEND, do_ext3_ioctl) +COMPATIBLE_IOCTL(EXT3_IOC_GROUP_ADD) +#ifdef CONFIG_JBD_DEBUG +HANDLE_IOCTL(EXT3_IOC32_WAIT_FOR_READONLY, do_ext3_ioctl) +#endif HANDLE_IOCTL(VIDIOCGTUNER32, do_video_ioctl) HANDLE_IOCTL(VIDIOCSTUNER32, do_video_ioctl) HANDLE_IOCTL(VIDIOCGWIN32, do_video_ioctl) -- cgit v1.2.3 From bcb6ad1f5adb267c7b509f83e8edb16cc59d8500 Mon Sep 17 00:00:00 2001 From: "David S. Miller" Date: Fri, 18 Nov 2005 14:50:20 -0800 Subject: [COMPAT]: EXT3_IOC_SETVERSION is _IOW() not _IOR(). Noticed by Helge Deller. Signed-off-by: David S. Miller --- fs/compat_ioctl.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'fs') diff --git a/fs/compat_ioctl.c b/fs/compat_ioctl.c index 991c00de5c4..31b7efd94d6 100644 --- a/fs/compat_ioctl.c +++ b/fs/compat_ioctl.c @@ -137,7 +137,7 @@ #define EXT2_IOC32_GETFLAGS _IOR('f', 1, int) #define EXT2_IOC32_SETFLAGS _IOW('f', 2, int) #define EXT3_IOC32_GETVERSION _IOR('f', 3, int) -#define EXT3_IOC32_SETVERSION _IOR('f', 4, int) +#define EXT3_IOC32_SETVERSION _IOW('f', 4, int) #define EXT3_IOC32_GETRSVSZ _IOR('f', 5, int) #define EXT3_IOC32_SETRSVSZ _IOW('f', 6, int) #define EXT3_IOC32_GROUP_EXTEND _IOW('f', 7, unsigned int) -- cgit v1.2.3