1 files changed, 57 insertions, 0 deletions
diff --git a/kernel/dnbd.h b/kernel/dnbd.h
new file mode 100644
index 0000000..8d232b0
--- /dev/null
+++ b/kernel/dnbd.h
@@ -0,0 +1,57 @@
+#ifndef LINUX_DNBD_H
+#define LINUX_DNBD_H	1
+
+#include <linux/completion.h>
+#include <linux/in.h>
+#include <asm/semaphore.h>
+#include <linux/blkdev.h>
+#include <linux/rbtree.h>
+#include <linux/jiffies.h>
+#include <linux/timer.h>
+#include <linux/version.h>
+
+#include "queue.h"
+#include "cache.h"
+#include "net.h"
+
+#define MAX_DNBD 16
+
+/* needed for rx_loop, tx_loop, ss_loop */
+struct dnbd_thread {
+	struct task_struct *task;
+	struct completion startup;
+	struct completion finish;
+};
+
+typedef struct dnbd_thread dnbd_thread_t;
+
+struct dnbd_device {
+	int magic;
+	int state;
+	struct socket *sock;		/* network socket */
+	struct sockaddr_in mcast;
+	struct file *file;		
+	spinlock_t thread_lock;		/* locks */
+	spinlock_t queue_lock;
+	spinlock_t timer_lock;	
+	struct semaphore semalock;
+	struct gendisk *disk;		/* general disk interface */
+	int blksize;
+	u64 bytesize;
+	atomic_t refcnt;		/* reference counter for module */
+	dnbd_thread_t rx_thread;	
+	dnbd_thread_t tx_thread;
+	dnbd_thread_t ss_thread;
+	atomic_t num_io_threads;
+	wait_queue_head_t io_waiters;
+	dnbd_queue_t rx_queue;		/* queue for outstanding request */
+	dnbd_queue_t tx_queue;		/* queue for requests to be sent */
+	struct dnbd_cache cache;
+	struct dnbd_servers servers;	/* pointer to servers */
+	struct timer_list timer;
+};
+
+typedef struct dnbd_device dnbd_device_t;
+	
+
+#endif				/* LINUX_DNBD_H */