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/*
FUSE: Filesystem in Userspace
Copyright (C) 2001-2005 Miklos Szeredi <miklos@szeredi.hu>
This program can be distributed under the terms of the GNU GPL.
See the file COPYING.
*/
/* This file defines the kernel interface of FUSE */
#include <asm/types.h>
/** Version number of this interface */
#define FUSE_KERNEL_VERSION 6
/** Minor version number of this interface */
#define FUSE_KERNEL_MINOR_VERSION 1
/** The node ID of the root inode */
#define FUSE_ROOT_ID 1
/** The major number of the fuse character device */
#define FUSE_MAJOR 10
/** The minor number of the fuse character device */
#define FUSE_MINOR 229
struct fuse_attr {
__u64 ino;
__u64 size;
__u64 blocks;
__u64 atime;
__u64 mtime;
__u64 ctime;
__u32 atimensec;
__u32 mtimensec;
__u32 ctimensec;
__u32 mode;
__u32 nlink;
__u32 uid;
__u32 gid;
__u32 rdev;
};
struct fuse_kstatfs {
__u64 blocks;
__u64 bfree;
__u64 bavail;
__u64 files;
__u64 ffree;
__u32 bsize;
__u32 namelen;
};
enum fuse_opcode {
FUSE_LOOKUP = 1,
FUSE_FORGET = 2, /* no reply */
FUSE_GETATTR = 3,
FUSE_READLINK = 5,
FUSE_GETDIR = 7,
FUSE_STATFS = 17,
FUSE_INIT = 26
};
/* Conservative buffer size for the client */
#define FUSE_MAX_IN 8192
#define FUSE_NAME_MAX 1024
struct fuse_entry_out {
__u64 nodeid; /* Inode ID */
__u64 generation; /* Inode generation: nodeid:gen must
be unique for the fs's lifetime */
__u64 entry_valid; /* Cache timeout for the name */
__u64 attr_valid; /* Cache timeout for the attributes */
__u32 entry_valid_nsec;
__u32 attr_valid_nsec;
struct fuse_attr attr;
};
struct fuse_forget_in {
__u64 version;
};
struct fuse_attr_out {
__u64 attr_valid; /* Cache timeout for the attributes */
__u32 attr_valid_nsec;
__u32 dummy;
struct fuse_attr attr;
};
struct fuse_getdir_out {
__u32 fd;
};
struct fuse_statfs_out {
struct fuse_kstatfs st;
};
struct fuse_init_in_out {
__u32 major;
__u32 minor;
};
struct fuse_in_header {
__u32 len;
__u32 opcode;
__u64 unique;
__u64 nodeid;
__u32 uid;
__u32 gid;
__u32 pid;
};
struct fuse_out_header {
__u32 len;
__s32 error;
__u64 unique;
};
struct fuse_dirent {
__u64 ino;
__u64 off;
__u32 namelen;
__u32 type;
char name[0];
};
#define FUSE_NAME_OFFSET ((unsigned) ((struct fuse_dirent *) 0)->name)
#define FUSE_DIRENT_ALIGN(x) (((x) + sizeof(__u64) - 1) & ~(sizeof(__u64) - 1))
#define FUSE_DIRENT_SIZE(d) \
FUSE_DIRENT_ALIGN(FUSE_NAME_OFFSET + (d)->namelen)
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