/* * This source code is a part of coLinux source package. * * Dan Aloni <da-x@colinux.org>, 2004 (c) * * The code is licensed under the GPL. See the COPYING file at * the root directory. */#ifndef __COLINUX_KERNEL_FILE_SYSTEM_H__#define __COLINUX_KERNEL_FILE_SYSTEM_H__#include <colinux/common/list.h>#include <colinux/common/common.h>#include <colinux/common/config.h>typedef struct  co_filesystem_name {	co_list_t node;	unsigned char type;	char name[1];} co_filesystem_name_t;typedef struct co_filesystem_dir_names {	co_list_t list;	int refcount;} co_filesystem_dir_names_t;typedef struct co_inode {	co_list_t flat_node;	co_list_t hash_node;	co_list_t node;	struct co_inode *parent;	co_list_t sub_inodes;	char *name;	co_filesystem_dir_names_t *names;	int number;} co_inode_t;#define CO_FS_HASH_TABLE_SIZE     0x1000typedef struct co_filesystem {	co_list_t list_inodes;	co_cofsdev_desc_t *desc;	co_pathname_t base_path;	co_inode_t *root;	int inodes_count;	int uid;	int gid;	int dir_mode;	int file_mode;	struct co_filesystem_ops *ops;	/* Inode hash table */	co_list_t inode_hashes[CO_FS_HASH_TABLE_SIZE];	int next_inode_num;} co_filesystem_t;struct co_monitor;typedef struct co_filesystem_ops {	co_rc_t (*inode_rename)(co_filesystem_t *filesystem, co_inode_t *dir, co_inode_t *new_dir,				char *oldname, char *newname);	co_rc_t (*getattr)(co_filesystem_t *fs, co_inode_t *dir, char *name, struct fuse_attr *attr);	co_rc_t (*getdir)(co_filesystem_t *fs, co_inode_t *dir, co_filesystem_dir_names_t *names);	co_rc_t (*inode_read_write)(struct co_monitor *linuxvm, co_filesystem_t *filesystem, 				    co_inode_t *inode, unsigned long long offset, unsigned long size, 				    vm_ptr_t src_buffer, bool_t read);	co_rc_t (*inode_mknod)(co_filesystem_t *filesystem, co_inode_t *inode, unsigned long mode, 			       unsigned long rdev, char *name, int *ino, struct fuse_attr *attr);	co_rc_t (*inode_set_attr)(co_filesystem_t *filesystem, co_inode_t *inode,				  unsigned long valid, struct fuse_attr *attr);	co_rc_t (*inode_mkdir)(co_filesystem_t *filesystem, co_inode_t *inode, 			       unsigned long mode, char *name);	co_rc_t (*inode_unlink)(co_filesystem_t *filesystem, co_inode_t *inode, char *name);	co_rc_t (*inode_rmdir)(co_filesystem_t *filesystem, co_inode_t *inode, char *name);	co_rc_t (*fs_stat)(co_filesystem_t *filesystem, struct fuse_statfs_out *statfs);} co_filesystem_ops_t;struct co_monitor;extern void co_monitor_file_system(struct co_monitor *cmon, unsigned int unit,				   enum fuse_opcode opcode, unsigned long *params);extern void co_filesystem_getdir_free(co_filesystem_dir_names_t *names);extern co_rc_t co_monitor_file_system_init(struct co_monitor *cmon, unsigned int unit,					   co_cofsdev_desc_t *desc);extern void co_monitor_unregister_filesystems(struct co_monitor *cmon);#endif