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-rw-r--r--include/linux/devfs_fs.h41
1 files changed, 41 insertions, 0 deletions
diff --git a/include/linux/devfs_fs.h b/include/linux/devfs_fs.h
new file mode 100644
index 0000000..de236f4
--- /dev/null
+++ b/include/linux/devfs_fs.h
@@ -0,0 +1,41 @@
+#ifndef _LINUX_DEVFS_FS_H
+#define _LINUX_DEVFS_FS_H
+
+#include <linux/ioctl.h>
+
+#define DEVFSD_PROTOCOL_REVISION_KERNEL 5
+
+#define DEVFSD_IOCTL_BASE 'd'
+
+/* These are the various ioctls */
+#define DEVFSDIOC_GET_PROTO_REV _IOR(DEVFSD_IOCTL_BASE, 0, int)
+#define DEVFSDIOC_SET_EVENT_MASK _IOW(DEVFSD_IOCTL_BASE, 2, int)
+#define DEVFSDIOC_RELEASE_EVENT_QUEUE _IOW(DEVFSD_IOCTL_BASE, 3, int)
+#define DEVFSDIOC_SET_DEBUG_MASK _IOW(DEVFSD_IOCTL_BASE, 4, int)
+
+#define DEVFSD_NOTIFY_REGISTERED 0
+#define DEVFSD_NOTIFY_UNREGISTERED 1
+#define DEVFSD_NOTIFY_ASYNC_OPEN 2
+#define DEVFSD_NOTIFY_CLOSE 3
+#define DEVFSD_NOTIFY_LOOKUP 4
+#define DEVFSD_NOTIFY_CHANGE 5
+#define DEVFSD_NOTIFY_CREATE 6
+#define DEVFSD_NOTIFY_DELETE 7
+
+#define DEVFS_PATHLEN 1024 /* Never change this otherwise the
+ binary interface will change */
+
+struct devfsd_notify_struct { /* Use native C types to ensure same types in kernel and user space */
+ unsigned int type; /* DEVFSD_NOTIFY_* value */
+ unsigned int mode; /* Mode of the inode or device entry */
+ unsigned int major; /* Major number of device entry */
+ unsigned int minor; /* Minor number of device entry */
+ unsigned int uid; /* Uid of process, inode or device entry */
+ unsigned int gid; /* Gid of process, inode or device entry */
+ unsigned int overrun_count; /* Number of lost events */
+ unsigned int namelen; /* Number of characters not including '\0' */
+ /* The device name MUST come last */
+ char devname[DEVFS_PATHLEN]; /* This will be '\0' terminated */
+};
+
+#endif /* _LINUX_DEVFS_FS_H */
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