include/fuse_lowlevel_compat.h

   1 /*
   2   FUSE: Filesystem in Userspace
   3   Copyright (C) 2001-2007  Miklos Szeredi <miklos@szeredi.hu>
   4
   5   This program can be distributed under the terms of the GNU LGPLv2.
   6   See the file COPYING.LIB.
   7 */
   8
   9 /* these definitions provide source compatibility to prior versions.
  10    Do not include this file directly! */
  11
  12 struct fuse_lowlevel_ops_compat25 {
  13         void (*init) (void *userdata);
  14         void (*destroy) (void *userdata);
  15         void (*lookup) (fuse_req_t req, fuse_ino_t parent, const char *name);
  16         void (*forget) (fuse_req_t req, fuse_ino_t ino, unsigned long nlookup);
  17         void (*getattr) (fuse_req_t req, fuse_ino_t ino,
  18                          struct fuse_file_info *fi);
  19         void (*setattr) (fuse_req_t req, fuse_ino_t ino, struct stat *attr,
  20                          int to_set, struct fuse_file_info *fi);
  21         void (*readlink) (fuse_req_t req, fuse_ino_t ino);
  22         void (*mknod) (fuse_req_t req, fuse_ino_t parent, const char *name,
  23                        mode_t mode, dev_t rdev);
  24         void (*mkdir) (fuse_req_t req, fuse_ino_t parent, const char *name,
  25                        mode_t mode);
  26         void (*unlink) (fuse_req_t req, fuse_ino_t parent, const char *name);
  27         void (*rmdir) (fuse_req_t req, fuse_ino_t parent, const char *name);
  28         void (*symlink) (fuse_req_t req, const char *link, fuse_ino_t parent,
  29                          const char *name);
  30         void (*rename) (fuse_req_t req, fuse_ino_t parent, const char *name,
  31                         fuse_ino_t newparent, const char *newname);
  32         void (*link) (fuse_req_t req, fuse_ino_t ino, fuse_ino_t newparent,
  33                       const char *newname);
  34         void (*open) (fuse_req_t req, fuse_ino_t ino,
  35                       struct fuse_file_info *fi);
  36         void (*read) (fuse_req_t req, fuse_ino_t ino, size_t size, off_t off,
  37                       struct fuse_file_info *fi);
  38         void (*write) (fuse_req_t req, fuse_ino_t ino, const char *buf,
  39                        size_t size, off_t off, struct fuse_file_info *fi);
  40         void (*flush) (fuse_req_t req, fuse_ino_t ino,
  41                        struct fuse_file_info *fi);
  42         void (*release) (fuse_req_t req, fuse_ino_t ino,
  43                          struct fuse_file_info *fi);
  44         void (*fsync) (fuse_req_t req, fuse_ino_t ino, int datasync,
  45                        struct fuse_file_info *fi);
  46         void (*opendir) (fuse_req_t req, fuse_ino_t ino,
  47                          struct fuse_file_info *fi);
  48         void (*readdir) (fuse_req_t req, fuse_ino_t ino, size_t size, off_t off,
  49                          struct fuse_file_info *fi);
  50         void (*releasedir) (fuse_req_t req, fuse_ino_t ino,
  51                             struct fuse_file_info *fi);
  52         void (*fsyncdir) (fuse_req_t req, fuse_ino_t ino, int datasync,
  53                           struct fuse_file_info *fi);
  54         void (*statfs) (fuse_req_t req);
  55         void (*setxattr) (fuse_req_t req, fuse_ino_t ino, const char *name,
  56                           const char *value, size_t size, int flags);
  57         void (*getxattr) (fuse_req_t req, fuse_ino_t ino, const char *name,
  58                           size_t size);
  59         void (*listxattr) (fuse_req_t req, fuse_ino_t ino, size_t size);
  60         void (*removexattr) (fuse_req_t req, fuse_ino_t ino, const char *name);
  61         void (*access) (fuse_req_t req, fuse_ino_t ino, int mask);
  62         void (*create) (fuse_req_t req, fuse_ino_t parent, const char *name,
  63                         mode_t mode, struct fuse_file_info *fi);
  64 };
  65
  66 struct fuse_session *fuse_lowlevel_new_compat25(struct fuse_args *args,
  67                                 const struct fuse_lowlevel_ops_compat25 *op,
  68                                 size_t op_size, void *userdata);
  69
  70 size_t fuse_dirent_size(size_t namelen);
  71
  72 char *fuse_add_dirent(char *buf, const char *name, const struct stat *stbuf,
  73                       off_t off);
  74
  75 #if !defined(__FreeBSD__) && !defined(__NetBSD__)
  76
  77 #include <sys/statfs.h>
  78
  79 struct fuse_lowlevel_ops_compat {
  80         void (*init) (void *userdata);
  81         void (*destroy) (void *userdata);
  82         void (*lookup) (fuse_req_t req, fuse_ino_t parent, const char *name);
  83         void (*forget) (fuse_req_t req, fuse_ino_t ino, unsigned long nlookup);
  84         void (*getattr) (fuse_req_t req, fuse_ino_t ino,
  85                          struct fuse_file_info_compat *fi);
  86         void (*setattr) (fuse_req_t req, fuse_ino_t ino, struct stat *attr,
  87                          int to_set, struct fuse_file_info_compat *fi);
  88         void (*readlink) (fuse_req_t req, fuse_ino_t ino);
  89         void (*mknod) (fuse_req_t req, fuse_ino_t parent, const char *name,
  90                        mode_t mode, dev_t rdev);
  91         void (*mkdir) (fuse_req_t req, fuse_ino_t parent, const char *name,
  92                        mode_t mode);
  93         void (*unlink) (fuse_req_t req, fuse_ino_t parent, const char *name);
  94         void (*rmdir) (fuse_req_t req, fuse_ino_t parent, const char *name);
  95         void (*symlink) (fuse_req_t req, const char *link, fuse_ino_t parent,
  96                          const char *name);
  97         void (*rename) (fuse_req_t req, fuse_ino_t parent, const char *name,
  98                         fuse_ino_t newparent, const char *newname);
  99         void (*link) (fuse_req_t req, fuse_ino_t ino, fuse_ino_t newparent,
 100                       const char *newname);
 101         void (*open) (fuse_req_t req, fuse_ino_t ino,
 102                       struct fuse_file_info_compat *fi);
 103         void (*read) (fuse_req_t req, fuse_ino_t ino, size_t size, off_t off,
 104                       struct fuse_file_info_compat *fi);
 105         void (*write) (fuse_req_t req, fuse_ino_t ino, const char *buf,
 106                        size_t size, off_t off, struct fuse_file_info_compat *fi);
 107         void (*flush) (fuse_req_t req, fuse_ino_t ino,
 108                        struct fuse_file_info_compat *fi);
 109         void (*release) (fuse_req_t req, fuse_ino_t ino,
 110                          struct fuse_file_info_compat *fi);
 111         void (*fsync) (fuse_req_t req, fuse_ino_t ino, int datasync,
 112                        struct fuse_file_info_compat *fi);
 113         void (*opendir) (fuse_req_t req, fuse_ino_t ino,
 114                          struct fuse_file_info_compat *fi);
 115         void (*readdir) (fuse_req_t req, fuse_ino_t ino, size_t size, off_t off,
 116                          struct fuse_file_info_compat *fi);
 117         void (*releasedir) (fuse_req_t req, fuse_ino_t ino,
 118                             struct fuse_file_info_compat *fi);
 119         void (*fsyncdir) (fuse_req_t req, fuse_ino_t ino, int datasync,
 120                           struct fuse_file_info_compat *fi);
 121         void (*statfs) (fuse_req_t req);
 122         void (*setxattr) (fuse_req_t req, fuse_ino_t ino, const char *name,
 123                           const char *value, size_t size, int flags);
 124         void (*getxattr) (fuse_req_t req, fuse_ino_t ino, const char *name,
 125                           size_t size);
 126         void (*listxattr) (fuse_req_t req, fuse_ino_t ino, size_t size);
 127         void (*removexattr) (fuse_req_t req, fuse_ino_t ino, const char *name);
 128         void (*access) (fuse_req_t req, fuse_ino_t ino, int mask);
 129         void (*create) (fuse_req_t req, fuse_ino_t parent, const char *name,
 130                         mode_t mode, struct fuse_file_info_compat *fi);
 131 };
 132
 133 int fuse_reply_statfs_compat(fuse_req_t req, const struct statfs *stbuf);
 134
 135 int fuse_reply_open_compat(fuse_req_t req,
 136                            const struct fuse_file_info_compat *fi);
 137
 138 struct fuse_session *fuse_lowlevel_new_compat(const char *opts,
 139                                 const struct fuse_lowlevel_ops_compat *op,
 140                                 size_t op_size, void *userdata);
 141
 142 #endif /* __FreeBSD__ || __NetBSD__ */
 143
 144 struct fuse_chan_ops_compat24 {
 145         int (*receive)(struct fuse_chan *ch, char *buf, size_t size);
 146         int (*send)(struct fuse_chan *ch, const struct iovec iov[],
 147                     size_t count);
 148         void (*destroy)(struct fuse_chan *ch);
 149 };
 150
 151 struct fuse_chan *fuse_chan_new_compat24(struct fuse_chan_ops_compat24 *op,
 152                                          int fd, size_t bufsize, void *data);
 153
 154 int fuse_chan_receive(struct fuse_chan *ch, char *buf, size_t size);
 155 struct fuse_chan *fuse_kern_chan_new(int fd);