From 3f41e8f2c3d700930e1e604b2e9116f9f827283f Mon Sep 17 00:00:00 2001
From: Miklos Szeredi <miklos@szeredi.hu>
Date: Mon, 8 Nov 2010 21:13:32 +0100
Subject: libfuse: add retrieve request

Retrieve data stored in the kernel buffers for a given inode.
---
 include/fuse_kernel.h | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

(limited to 'include/fuse_kernel.h')

diff --git a/include/fuse_kernel.h b/include/fuse_kernel.h
index 25d3555..c7c99a5 100644
--- a/include/fuse_kernel.h
+++ b/include/fuse_kernel.h
@@ -66,6 +66,7 @@
  *
  * 7.15
  *  - add store notify
+ *  - add retrieve notify
  */
 
 #ifndef _LINUX_FUSE_H
@@ -285,6 +286,7 @@ enum fuse_opcode {
 	FUSE_DESTROY       = 38,
 	FUSE_IOCTL         = 39,
 	FUSE_POLL          = 40,
+	FUSE_NOTIFY_REPLY  = 41,
 
 	/* CUSE specific operations */
 	CUSE_INIT          = 4096,
@@ -295,6 +297,7 @@ enum fuse_notify_code {
 	FUSE_NOTIFY_INVAL_INODE = 2,
 	FUSE_NOTIFY_INVAL_ENTRY = 3,
 	FUSE_NOTIFY_STORE = 4,
+	FUSE_NOTIFY_RETRIEVE = 5,
 	FUSE_NOTIFY_CODE_MAX,
 };
 
@@ -610,4 +613,22 @@ struct fuse_notify_store_out {
 	__u32	padding;
 };
 
+struct fuse_notify_retrieve_out {
+	__u64	notify_unique;
+	__u64	nodeid;
+	__u64	offset;
+	__u32	size;
+	__u32	padding;
+};
+
+/* Matches the size of fuse_write_in */
+struct fuse_notify_retrieve_in {
+	__u64	dummy1;
+	__u64	offset;
+	__u32	size;
+	__u32	dummy2;
+	__u64	dummy3;
+	__u64	dummy4;
+};
+
 #endif /* _LINUX_FUSE_H */
-- 
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