X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=fs%2Fhostfs%2Fhostfs.h;h=d1f6c339f6abc84adf14aecc6fcf5bea53b31b1e;hb=1be35e94e1da3669db492995cd2c8b1a37016b11;hp=e80b6f836140e7fc2c6ecf4f17658444afcbdb93;hpb=a91482bdcc2e0f6035702e46f1b99043a0893346;p=linux-2.6.git diff --git a/fs/hostfs/hostfs.h b/fs/hostfs/hostfs.h index e80b6f836..d1f6c339f 100644 --- a/fs/hostfs/hostfs.h +++ b/fs/hostfs/hostfs.h @@ -1,178 +1,69 @@ -/* - * Copyright (C) 2004 Jeff Dike (jdike@addtoit.com) - * Licensed under the GPL - */ - #ifndef __UM_FS_HOSTFS #define __UM_FS_HOSTFS -#include "linux/fs.h" -#include "filehandle.h" #include "os.h" /* These are exactly the same definitions as in fs.h, but the names are * changed so that this file can be included in both kernel and user files. */ -#define EXTERNFS_ATTR_MODE 1 -#define EXTERNFS_ATTR_UID 2 -#define EXTERNFS_ATTR_GID 4 -#define EXTERNFS_ATTR_SIZE 8 -#define EXTERNFS_ATTR_ATIME 16 -#define EXTERNFS_ATTR_MTIME 32 -#define EXTERNFS_ATTR_CTIME 64 -#define EXTERNFS_ATTR_ATIME_SET 128 -#define EXTERNFS_ATTR_MTIME_SET 256 -#define EXTERNFS_ATTR_FORCE 512 /* Not a change, but a change it */ -#define EXTERNFS_ATTR_ATTR_FLAG 1024 - -struct externfs_iattr { +#define HOSTFS_ATTR_MODE 1 +#define HOSTFS_ATTR_UID 2 +#define HOSTFS_ATTR_GID 4 +#define HOSTFS_ATTR_SIZE 8 +#define HOSTFS_ATTR_ATIME 16 +#define HOSTFS_ATTR_MTIME 32 +#define HOSTFS_ATTR_CTIME 64 +#define HOSTFS_ATTR_ATIME_SET 128 +#define HOSTFS_ATTR_MTIME_SET 256 +#define HOSTFS_ATTR_FORCE 512 /* Not a change, but a change it */ +#define HOSTFS_ATTR_ATTR_FLAG 1024 + +struct hostfs_iattr { unsigned int ia_valid; mode_t ia_mode; uid_t ia_uid; gid_t ia_gid; loff_t ia_size; - time_t ia_atime; - time_t ia_mtime; - time_t ia_ctime; + struct timespec ia_atime; + struct timespec ia_mtime; + struct timespec ia_ctime; unsigned int ia_attr_flags; }; -struct externfs_data { - struct externfs_file_ops *file_ops; - struct externfs_mount_ops *mount_ops; -}; - -struct externfs_inode { - struct inode vfs_inode; - struct externfs_file_ops *ops; -}; - -struct externfs_mount_ops { - struct externfs_data *(*mount)(char *mount_arg); - struct externfs_inode *(*init_file)(struct externfs_data *ed); -}; - -struct externfs_file_ops { - int (*stat_file)(const char *path, struct externfs_data *ed, - dev_t *dev_out, unsigned long long *inode_out, - int *mode_out, int *nlink_out, int *uid_out, - int *gid_out, unsigned long long *size_out, - unsigned long *atime_out, unsigned long *mtime_out, - unsigned long *ctime_out, int *blksize_out, - unsigned long long *blocks_out); - int (*file_type)(const char *path, int *rdev, - struct externfs_data *ed); - int (*access_file)(char *path, int r, int w, int x, int uid, int gid, - struct externfs_data *ed); - int (*open_file)(struct externfs_inode *ext, char *file, - int uid, int gid, struct inode *inode, - struct externfs_data *ed); - void (*close_file)(struct externfs_inode *ext, - unsigned long long size); - void *(*open_dir)(char *path, int uid, int gid, - struct externfs_data *ed); - char *(*read_dir)(void *stream, unsigned long long *pos, - unsigned long long *ino_out, int *len_out, - struct externfs_data *ed); - int (*read_file)(struct externfs_inode *ext, - unsigned long long offset, char *buf, int len, - int ignore_start, int ignore_end, - void (*completion)(char *, int, void *), void *arg, - struct externfs_data *ed); - int (*write_file)(struct externfs_inode *ext, - unsigned long long offset, const char *buf, - int start, int len, - void (*completion)(char *, int, void *), void *arg, - struct externfs_data *ed); - int (*map_file_page)(struct externfs_inode *ext, - unsigned long long offset, char *buf, int w, - struct externfs_data *ed); - void (*close_dir)(void *stream, struct externfs_data *ed); - void (*invisible)(struct externfs_inode *ext); - int (*create_file)(struct externfs_inode *ext, char *path, - int mode, int uid, int gid, struct inode *inode, - struct externfs_data *ed); - int (*set_attr)(const char *path, struct externfs_iattr *attrs, - struct externfs_data *ed); - int (*make_symlink)(const char *from, const char *to, int uid, int gid, - struct externfs_data *ed); - int (*unlink_file)(const char *path, struct externfs_data *ed); - int (*make_dir)(const char *path, int mode, int uid, int gid, - struct externfs_data *ed); - int (*remove_dir)(const char *path, int uid, int gid, - struct externfs_data *ed); - int (*make_node)(const char *path, int mode, int uid, int gid, - int type, int maj, int min, struct externfs_data *ed); - int (*link_file)(const char *to, const char *from, int uid, int gid, - struct externfs_data *ed); - int (*read_link)(char *path, int uid, int gid, char *buf, int size, - struct externfs_data *ed); - int (*rename_file)(char *from, char *to, struct externfs_data *ed); - int (*statfs)(long *bsize_out, long long *blocks_out, - long long *bfree_out, long long *bavail_out, - long long *files_out, long long *ffree_out, - void *fsid_out, int fsid_size, long *namelen_out, - long *spare_out, struct externfs_data *ed); - int (*truncate_file)(struct externfs_inode *ext, __u64 size, - struct externfs_data *ed); -}; - -#define HOSTFS_BUFSIZE 64 - -extern int register_externfs(char *name, struct externfs_mount_ops *mount_ops); -extern void unregister_externfs(char *name); -extern void init_externfs(struct externfs_data *ed, - struct externfs_file_ops *ops); -struct externfs_data *inode_externfs_info(struct inode *inode); - -extern char *generic_root_filename(char *mount_arg); -extern void host_close_file(void *stream); -extern int host_read_file(int fd, unsigned long long offset, char *buf, - int len); -extern int host_open_file(const char *path[], int r, int w, - struct file_handle *fh); -extern void *host_open_dir(const char *path[]); -extern char *host_read_dir(void *stream, unsigned long long *pos, - unsigned long long *ino_out, int *len_out); -extern int host_file_type(const char *path[], int *rdev); -extern char *host_root_filename(char *mount_arg); -extern char *get_path(const char *path[], char *buf, int size); -extern void free_path(const char *buf, char *tmp); -extern int host_create_file(const char *path[], int mode, - struct file_handle *fh); -extern int host_set_attr(const char *path[], struct externfs_iattr *attrs); -extern int host_make_symlink(const char *from[], const char *to); -extern int host_unlink_file(const char *path[]); -extern int host_make_dir(const char *path[], int mode); -extern int host_remove_dir(const char *path[]); -extern int host_link_file(const char *to[], const char *from[]); -extern int host_read_link(const char *path[], char *buf, int size); -extern int host_rename_file(const char *from[], const char *to[]); -extern int host_stat_fs(const char *path[], long *bsize_out, - long long *blocks_out, long long *bfree_out, - long long *bavail_out, long long *files_out, - long long *ffree_out, void *fsid_out, int fsid_size, - long *namelen_out, long *spare_out); -extern int host_stat_file(const char *path[], int *dev_out, - unsigned long long *inode_out, int *mode_out, - int *nlink_out, int *uid_out, int *gid_out, - unsigned long long *size_out, - unsigned long *atime_out, unsigned long *mtime_out, - unsigned long *ctime_out, int *blksize_out, - unsigned long long *blocks_out); - -extern char *generic_host_read_dir(void *stream, unsigned long long *pos, - unsigned long long *ino_out, int *len_out, - void *mount); -extern int generic_host_read_file(int fd, unsigned long long offset, char *buf, - int len, void *mount); -extern void generic_host_close_file(void *stream, unsigned long long size, - void *mount); -extern int generic_host_truncate_file(struct file_handle *fh, __u64 size, - void *m); - -extern char *inode_name_prefix(struct inode *inode, char *prefix); +extern int stat_file(const char *path, unsigned long long *inode_out, + int *mode_out, int *nlink_out, int *uid_out, int *gid_out, + unsigned long long *size_out, struct timespec *atime_out, + struct timespec *mtime_out, struct timespec *ctime_out, + int *blksize_out, unsigned long long *blocks_out); +extern int access_file(char *path, int r, int w, int x); +extern int open_file(char *path, int r, int w, int append); +extern int file_type(const char *path, int *rdev); +extern void *open_dir(char *path, int *err_out); +extern char *read_dir(void *stream, unsigned long long *pos, + unsigned long long *ino_out, int *len_out); +extern void close_file(void *stream); +extern void close_dir(void *stream); +extern int read_file(int fd, unsigned long long *offset, char *buf, int len); +extern int write_file(int fd, unsigned long long *offset, const char *buf, + int len); +extern int lseek_file(int fd, long long offset, int whence); +extern int file_create(char *name, int ur, int uw, int ux, int gr, + int gw, int gx, int or, int ow, int ox); +extern int set_attr(const char *file, struct hostfs_iattr *attrs); +extern int make_symlink(const char *from, const char *to); +extern int unlink_file(const char *file); +extern int do_mkdir(const char *file, int mode); +extern int do_rmdir(const char *file); +extern int do_mknod(const char *file, int mode, int dev); +extern int link_file(const char *from, const char *to); +extern int do_readlink(char *file, char *buf, int size); +extern int rename_file(char *from, char *to); +extern int do_statfs(char *root, long *bsize_out, long long *blocks_out, + long long *bfree_out, long long *bavail_out, + long long *files_out, long long *ffree_out, + void *fsid_out, int fsid_size, long *namelen_out, + long *spare_out); #endif