[PATCH] GTOD: persistent clock support

[linux-2.6-omap-h63xx.git] / include / linux / fuse.h

diff --git a/include/linux/fuse.h b/include/linux/fuse.h
index b76b558b03d481376c6a41d75d42786a2dae168e..534744efe30d764abaf8c8aa10baa03821153c24 100644 (file)
--- a/include/linux/fuse.h
+++ b/include/linux/fuse.h
@@ -1,6 +1,6 @@
 /*
     FUSE: Filesystem in Userspace
 /*
     FUSE: Filesystem in Userspace

-    Copyright (C) 2001-2005  Miklos Szeredi <miklos@szeredi.hu>
+    Copyright (C) 2001-2006  Miklos Szeredi <miklos@szeredi.hu>

 
     This program can be distributed under the terms of the GNU GPL.
     See the file COPYING.
 
     This program can be distributed under the terms of the GNU GPL.
     See the file COPYING.


@@ -9,18 +9,19 @@
 /* This file defines the kernel interface of FUSE */
 
 #include <asm/types.h>
 /* This file defines the kernel interface of FUSE */
 
 #include <asm/types.h>

+#include <linux/major.h>

 
 /** Version number of this interface */
 #define FUSE_KERNEL_VERSION 7
 
 /** Minor version number of this interface */
 
 /** Version number of this interface */
 #define FUSE_KERNEL_VERSION 7
 
 /** Minor version number of this interface */

-#define FUSE_KERNEL_MINOR_VERSION 3
+#define FUSE_KERNEL_MINOR_VERSION 8

 
 /** The node ID of the root inode */
 #define FUSE_ROOT_ID 1
 
 /** The major number of the fuse character device */
 
 /** The node ID of the root inode */
 #define FUSE_ROOT_ID 1
 
 /** The major number of the fuse character device */

-#define FUSE_MAJOR 10
+#define FUSE_MAJOR MISC_MAJOR

 
 /** The minor number of the fuse character device */
 #define FUSE_MINOR 229
 
 /** The minor number of the fuse character device */
 #define FUSE_MINOR 229


@@ -53,8 +54,21 @@ struct fuse_kstatfs {
        __u64   ffree;
        __u32   bsize;
        __u32   namelen;
        __u64   ffree;
        __u32   bsize;
        __u32   namelen;

+       __u32   frsize;
+       __u32   padding;
+       __u32   spare[6];

 };
 
 };
 

+struct fuse_file_lock {
+       __u64   start;
+       __u64   end;
+       __u32   type;
+       __u32   pid; /* tgid */
+};
+
+/**
+ * Bitmasks for fuse_setattr_in.valid
+ */

 #define FATTR_MODE     (1 << 0)
 #define FATTR_UID      (1 << 1)
 #define FATTR_GID      (1 << 2)
 #define FATTR_MODE     (1 << 0)
 #define FATTR_UID      (1 << 1)
 #define FATTR_GID      (1 << 2)


@@ -72,6 +86,17 @@ struct fuse_kstatfs {
 #define FOPEN_DIRECT_IO                (1 << 0)
 #define FOPEN_KEEP_CACHE       (1 << 1)
 
 #define FOPEN_DIRECT_IO                (1 << 0)
 #define FOPEN_KEEP_CACHE       (1 << 1)
 

+/**
+ * INIT request/reply flags
+ */
+#define FUSE_ASYNC_READ                (1 << 0)
+#define FUSE_POSIX_LOCKS       (1 << 1)
+
+/**
+ * Release flags
+ */
+#define FUSE_RELEASE_FLUSH     (1 << 0)
+

 enum fuse_opcode {
        FUSE_LOOKUP        = 1,
        FUSE_FORGET        = 2,  /* no reply */
 enum fuse_opcode {
        FUSE_LOOKUP        = 1,
        FUSE_FORGET        = 2,  /* no reply */


@@ -101,16 +126,18 @@ enum fuse_opcode {
        FUSE_READDIR       = 28,
        FUSE_RELEASEDIR    = 29,
        FUSE_FSYNCDIR      = 30,
        FUSE_READDIR       = 28,
        FUSE_RELEASEDIR    = 29,
        FUSE_FSYNCDIR      = 30,

+       FUSE_GETLK         = 31,
+       FUSE_SETLK         = 32,
+       FUSE_SETLKW        = 33,

        FUSE_ACCESS        = 34,
        FUSE_ACCESS        = 34,

-       FUSE_CREATE        = 35
+       FUSE_CREATE        = 35,
+       FUSE_INTERRUPT     = 36,
+       FUSE_BMAP          = 37,
+       FUSE_DESTROY       = 38,

 };
 
 };
 

-/* Conservative buffer size for the client */
-#define FUSE_MAX_IN 8192
-
-#define FUSE_NAME_MAX 1024
-#define FUSE_SYMLINK_MAX 4096
-#define FUSE_XATTR_SIZE_MAX 4096
+/* The read buffer is required to be at least 8k, but may be much larger */
+#define FUSE_MIN_READ_BUFFER 8192

 
 struct fuse_entry_out {
        __u64   nodeid;         /* Inode ID */
 
 struct fuse_entry_out {
        __u64   nodeid;         /* Inode ID */


@@ -185,13 +212,15 @@ struct fuse_open_out {
 struct fuse_release_in {
        __u64   fh;
        __u32   flags;
 struct fuse_release_in {
        __u64   fh;
        __u32   flags;

-       __u32   padding;
+       __u32   release_flags;
+       __u64   lock_owner;

 };
 
 struct fuse_flush_in {
        __u64   fh;
 };
 
 struct fuse_flush_in {
        __u64   fh;

-       __u32   flush_flags;
+       __u32   unused;

        __u32   padding;
        __u32   padding;

+       __u64   lock_owner;

 };
 
 struct fuse_read_in {
 };
 
 struct fuse_read_in {


@@ -213,6 +242,8 @@ struct fuse_write_out {
        __u32   padding;
 };
 
        __u32   padding;
 };
 

+#define FUSE_COMPAT_STATFS_SIZE 48
+

 struct fuse_statfs_out {
        struct fuse_kstatfs st;
 };
 struct fuse_statfs_out {
        struct fuse_kstatfs st;
 };


@@ -238,14 +269,49 @@ struct fuse_getxattr_out {
        __u32   padding;
 };
 
        __u32   padding;
 };
 

+struct fuse_lk_in {
+       __u64   fh;
+       __u64   owner;
+       struct fuse_file_lock lk;
+};
+
+struct fuse_lk_out {
+       struct fuse_file_lock lk;
+};
+

 struct fuse_access_in {
        __u32   mask;
        __u32   padding;
 };
 
 struct fuse_access_in {
        __u32   mask;
        __u32   padding;
 };
 

-struct fuse_init_in_out {
+struct fuse_init_in {

        __u32   major;
        __u32   minor;
        __u32   major;
        __u32   minor;

+       __u32   max_readahead;
+       __u32   flags;
+};
+
+struct fuse_init_out {
+       __u32   major;
+       __u32   minor;
+       __u32   max_readahead;
+       __u32   flags;
+       __u32   unused;
+       __u32   max_write;
+};
+
+struct fuse_interrupt_in {
+       __u64   unique;
+};
+
+struct fuse_bmap_in {
+       __u64   block;
+       __u32   blocksize;
+       __u32   padding;
+};
+
+struct fuse_bmap_out {
+       __u64   block;

 };
 
 struct fuse_in_header {
 };
 
 struct fuse_in_header {