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Revert "VFS: make VFS-specific file handler class the derived one from vfs_file_handler_t."

Browse Source 
This reverts commit 2d58e4d624.
This commit is contained in:
Andrew Borodin 2018-09-10 12:35:17 +03:00
parent 63a9750e5e
commit c91e3d5edb
9 changed files with 91 additions and 123 deletions
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79
lib/vfs/direntry.c
View File

@ -363,30 +363,6 @@ vfs_s_free_super (struct vfs_class *me, struct vfs_s_super *super)
g_free (super);
}
/* --------------------------------------------------------------------------------------------- */
static vfs_file_handler_t *
vfs_s_new_fh (struct vfs_s_inode *ino, gboolean changed)
{
vfs_file_handler_t *fh;
fh = g_new0 (vfs_file_handler_t, 1);
vfs_s_init_fh (fh, ino, changed);
return fh;
}
/* --------------------------------------------------------------------------------------------- */
static void
vfs_s_free_fh (struct vfs_s_subclass *s, vfs_file_handler_t * fh)
{
if (s->fh_free != NULL)
s->fh_free (fh);
g_free (fh);
}
/* --------------------------------------------------------------------------------------------- */
/* Support of archives */
/* ------------------------ readdir & friends ----------------------------- */
@ -687,8 +663,9 @@ vfs_s_close (void *fh)
close (FH->handle);
vfs_s_free_inode (me, FH->ino);
vfs_s_free_fh (MEDATA, fh);
if (MEDATA->fh_free_data != NULL)
MEDATA->fh_free_data (fh);
g_free (fh);
return res;
}
@ -1251,17 +1228,6 @@ vfs_s_fullpath (struct vfs_class *me, struct vfs_s_inode *ino)
return g_strconcat (ino->ent->dir->ent->name, PATH_SEP_STR, ino->ent->name, (char *) NULL);
}
/* --------------------------------------------------------------------------------------------- */
void
vfs_s_init_fh (vfs_file_handler_t * fh, struct vfs_s_inode *ino, gboolean changed)
{
fh->ino = ino;
fh->handle = -1;
fh->changed = changed;
fh->linear = LS_NOT_LINEAR;
}
/* --------------------------------------------------------------------------------------------- */
/* --------------------------- stat and friends ---------------------------- */
@ -1341,7 +1307,13 @@ vfs_s_open (const vfs_path_t * vpath, int flags, mode_t mode)
return NULL;
}
fh = s->fh_new != NULL ? s->fh_new (ino, was_changed) : vfs_s_new_fh (ino, was_changed);
fh = g_new (vfs_file_handler_t, 1);
fh->pos = 0;
fh->ino = ino;
fh->handle = -1;
fh->changed = was_changed;
fh->linear = LS_NOT_LINEAR;
fh->data = NULL;
if (IS_LINEAR (flags))
{
@ -1355,7 +1327,9 @@ vfs_s_open (const vfs_path_t * vpath, int flags, mode_t mode)
{
if (s->fh_open != NULL && s->fh_open (path_element->class, fh, flags, mode) != 0)
{
vfs_s_free_fh (s, fh);
if (s->fh_free_data != NULL)
s->fh_free_data (fh);
g_free (fh);
return NULL;
}
}
@ -1365,7 +1339,7 @@ vfs_s_open (const vfs_path_t * vpath, int flags, mode_t mode)
fh->handle = open (fh->ino->localname, NO_LINEAR (flags), mode);
if (fh->handle == -1)
{
vfs_s_free_fh (s, fh);
g_free (fh);
path_element->class->verrno = errno;
return NULL;
}
@ -1414,13 +1388,17 @@ vfs_s_retrieve_file (struct vfs_class *me, struct vfs_s_inode *ino)
int handle;
ssize_t n;
off_t stat_size = ino->st.st_size;
vfs_file_handler_t *fh = NULL;
vfs_file_handler_t fh;
vfs_path_t *tmp_vpath;
struct vfs_s_subclass *s = MEDATA;
if ((s->flags & VFS_S_USETMP) == 0)
if ((MEDATA->flags & VFS_S_USETMP) == 0)
return (-1);
memset (&fh, 0, sizeof (fh));
fh.ino = ino;
fh.handle = -1;
handle = vfs_mkstemps (&tmp_vpath, me->name, ino->ent->name);
ino->localname = g_strdup (vfs_path_as_str (tmp_vpath));
vfs_path_free (tmp_vpath);
@ -1430,16 +1408,14 @@ vfs_s_retrieve_file (struct vfs_class *me, struct vfs_s_inode *ino)
goto error_4;
}
fh = s->fh_new != NULL ? s->fh_new (ino, FALSE) : vfs_s_new_fh (ino, FALSE);
if (s->linear_start (me, fh, 0) == 0)
if (MEDATA->linear_start (me, &fh, 0) == 0)
goto error_3;
/* Clear the interrupt status */
tty_got_interrupt ();
tty_enable_interrupt_key ();
while ((n = s->linear_read (me, fh, buffer, sizeof (buffer))) != 0)
while ((n = MEDATA->linear_read (me, &fh, buffer, sizeof (buffer))) != 0)
{
int t;
@ -1460,23 +1436,22 @@ vfs_s_retrieve_file (struct vfs_class *me, struct vfs_s_inode *ino)
goto error_1;
}
}
s->linear_close (me, fh);
MEDATA->linear_close (me, &fh);
close (handle);
tty_disable_interrupt_key ();
vfs_s_free_fh (s, fh);
g_free (fh.data);
return 0;
error_1:
s->linear_close (me, fh);
MEDATA->linear_close (me, &fh);
error_3:
tty_disable_interrupt_key ();
close (handle);
unlink (ino->localname);
error_4:
MC_PTR_FREE (ino->localname);
if (fh != NULL)
vfs_s_free_fh (s, fh);
g_free (fh.data);
return (-1);
}

6
lib/vfs/xdirentry.h
View File

@ -111,6 +111,7 @@ typedef struct
int handle; /* This is for module's use, but if != -1, will be mc_close()d */
gboolean changed; /* Did this file change? */
vfs_linear_state_t linear; /* Is that file open with O_LINEAR? */
void *data; /* This is for filesystem-specific use */
} vfs_file_handler_t;
/*
@ -141,10 +142,9 @@ struct vfs_s_subclass
const vfs_path_t * vpath, const vfs_path_element_t * vpath_element);
void (*free_archive) (struct vfs_class * me, struct vfs_s_super * psup);
vfs_file_handler_t *(*fh_new) (struct vfs_s_inode * ino, gboolean changed);
int (*fh_open) (struct vfs_class * me, vfs_file_handler_t * fh, int flags, mode_t mode);
int (*fh_close) (struct vfs_class * me, vfs_file_handler_t * fh);
void (*fh_free) (vfs_file_handler_t * fh);
void (*fh_free_data) (vfs_file_handler_t * fh);
struct vfs_s_entry *(*find_entry) (struct vfs_class * me,
struct vfs_s_inode * root,
@ -189,8 +189,6 @@ struct vfs_s_super *vfs_get_super_by_vpath (const vfs_path_t * vpath);
void vfs_s_invalidate (struct vfs_class *me, struct vfs_s_super *super);
char *vfs_s_fullpath (struct vfs_class *me, struct vfs_s_inode *ino);
void vfs_s_init_fh (vfs_file_handler_t * fh, struct vfs_s_inode *ino, gboolean changed);
/* network filesystems support */
int vfs_s_select_on_two (int fd1, int fd2);
int vfs_s_get_line (struct vfs_class *me, int sock, char *buf, int buf_len, char term);

3
src/vfs/cpio/cpio.c
View File

@ -871,9 +871,10 @@ cpio_read (void *fh, char *buffer, size_t count)
static int
cpio_fh_open (struct vfs_class *me, vfs_file_handler_t * fh, int flags, mode_t mode)
{
(void) fh;
(void) mode;
fh->data = NULL;
if ((flags & O_ACCMODE) != O_RDONLY)
ERRNOR (EROFS, -1);
return 0;

38
src/vfs/fish/fish.c
View File

@ -118,7 +118,6 @@ int fish_directory_timeout = 900;
#define FISH_HAVE_TAIL 64
#define SUP ((fish_super_data_t *) super)
#define FISH_FH ((fish_fh_data_t *) fh)
/*** file scope type declarations ****************************************************************/
@ -149,8 +148,6 @@ typedef struct
typedef struct
{
vfs_file_handler_t base; /* base class */
off_t got;
off_t total;
gboolean append;
@ -960,7 +957,7 @@ fish_dir_load (struct vfs_class *me, struct vfs_s_inode *dir, char *remote_path)
static int
fish_file_store (struct vfs_class *me, vfs_file_handler_t * fh, char *name, char *localname)
{
fish_fh_data_t *fish = FISH_FH;
fish_fh_data_t *fish = (fish_fh_data_t *) fh->data;
struct vfs_s_super *super = FH_SUPER;
int code;
off_t total = 0;
@ -1069,11 +1066,16 @@ fish_file_store (struct vfs_class *me, vfs_file_handler_t * fh, char *name, char
static int
fish_linear_start (struct vfs_class *me, vfs_file_handler_t * fh, off_t offset)
{
fish_fh_data_t *fish = FISH_FH;
fish_fh_data_t *fish;
struct vfs_s_super *super = FH_SUPER;
char *name;
char *quoted_name;
if (fh->data == NULL)
fh->data = g_new0 (fish_fh_data_t, 1);
fish = (fish_fh_data_t *) fh->data;
name = vfs_s_fullpath (me, fh->ino);
if (name == NULL)
return 0;
@ -1114,7 +1116,7 @@ fish_linear_start (struct vfs_class *me, vfs_file_handler_t * fh, off_t offset)
static void
fish_linear_abort (struct vfs_class *me, vfs_file_handler_t * fh)
{
fish_fh_data_t *fish = FISH_FH;
fish_fh_data_t *fish = (fish_fh_data_t *) fh->data;
struct vfs_s_super *super = FH_SUPER;
char buffer[BUF_8K];
ssize_t n;
@ -1145,7 +1147,7 @@ fish_linear_abort (struct vfs_class *me, vfs_file_handler_t * fh)
static ssize_t
fish_linear_read (struct vfs_class *me, vfs_file_handler_t * fh, void *buf, size_t len)
{
fish_fh_data_t *fish = FISH_FH;
fish_fh_data_t *fish = (fish_fh_data_t *) fh->data;
struct vfs_s_super *super = FH_SUPER;
ssize_t n = 0;
@ -1173,7 +1175,7 @@ fish_linear_read (struct vfs_class *me, vfs_file_handler_t * fh, void *buf, size
static void
fish_linear_close (struct vfs_class *me, vfs_file_handler_t * fh)
{
fish_fh_data_t *fish = FISH_FH;
fish_fh_data_t *fish = (fish_fh_data_t *) fh->data;
if (fish->total != fish->got)
fish_linear_abort (me, fh);
@ -1624,15 +1626,11 @@ fish_rmdir (const vfs_path_t * vpath)
/* --------------------------------------------------------------------------------------------- */
static vfs_file_handler_t *
fish_fh_new (struct vfs_s_inode *ino, gboolean changed)
static void
fish_fh_free_data (vfs_file_handler_t * fh)
{
fish_fh_data_t *fh;
fh = g_new0 (fish_fh_data_t, 1);
vfs_s_init_fh ((vfs_file_handler_t *) fh, ino, changed);
return FH;
if (fh != NULL)
MC_PTR_FREE (fh->data);
}
/* --------------------------------------------------------------------------------------------- */
@ -1640,10 +1638,13 @@ fish_fh_new (struct vfs_s_inode *ino, gboolean changed)
static int
fish_fh_open (struct vfs_class *me, vfs_file_handler_t * fh, int flags, mode_t mode)
{
fish_fh_data_t *fish = FISH_FH;
fish_fh_data_t *fish;
(void) mode;
fh->data = g_new0 (fish_fh_data_t, 1);
fish = (fish_fh_data_t *) fh->data;
/* File will be written only, so no need to retrieve it */
if (((flags & O_WRONLY) == O_WRONLY) && ((flags & (O_RDONLY | O_RDWR)) == 0))
{
@ -1675,6 +1676,7 @@ fish_fh_open (struct vfs_class *me, vfs_file_handler_t * fh, int flags, mode_t m
return 0;
fail:
fish_fh_free_data (fh);
return -1;
}
@ -1746,8 +1748,8 @@ init_fish (void)
fish_subclass.new_archive = fish_new_archive;
fish_subclass.open_archive = fish_open_archive;
fish_subclass.free_archive = fish_free_archive;
fish_subclass.fh_new = fish_fh_new;
fish_subclass.fh_open = fish_fh_open;
fish_subclass.fh_free_data = fish_fh_free_data;
fish_subclass.dir_load = fish_dir_load;
fish_subclass.file_store = fish_file_store;
fish_subclass.linear_start = fish_linear_start;

34
src/vfs/ftpfs/ftpfs.c
View File

@ -154,8 +154,7 @@ gboolean ftpfs_ignore_chattr_errors = TRUE;
#endif
#define SUP ((ftp_super_data_t *) super)
#define FTP_FH ((ftp_fh_data_t *) fh)
#define FH_SOCK FTP_FH->sock
#define FH_SOCK ((ftp_fh_data_t *) fh)->sock
#ifndef INADDR_NONE
#define INADDR_NONE 0xffffffff
@ -225,8 +224,6 @@ typedef struct
typedef struct
{
vfs_file_handler_t base; /* base class */
int sock;
int append;
} ftp_fh_data_t;
@ -1853,7 +1850,7 @@ ftpfs_file_store (struct vfs_class *me, vfs_file_handler_t * fh, char *name, cha
struct stat s;
char *w_buf;
struct vfs_s_super *super = FH_SUPER;
ftp_fh_data_t *ftp = FTP_FH;
ftp_fh_data_t *ftp = (ftp_fh_data_t *) fh->data;
h = open (localname, O_RDONLY);
if (h == -1)
@ -1937,6 +1934,9 @@ ftpfs_linear_start (struct vfs_class *me, vfs_file_handler_t * fh, off_t offset)
{
char *name;
if (fh->data == NULL)
fh->data = g_new0 (ftp_fh_data_t, 1);
name = vfs_s_fullpath (me, fh->ino);
if (name == NULL)
return 0;
@ -1945,7 +1945,7 @@ ftpfs_linear_start (struct vfs_class *me, vfs_file_handler_t * fh, off_t offset)
if (FH_SOCK == -1)
ERRNOR (EACCES, 0);
fh->linear = LS_LINEAR_OPEN;
FTP_FH->append = 0;
((ftp_fh_data_t *) fh->data)->append = 0;
return 1;
}
@ -2006,7 +2006,7 @@ ftpfs_ctl (void *fh, int ctlop, void *arg)
if (FH->linear == LS_LINEAR_CLOSED || FH->linear == LS_LINEAR_PREOPEN)
return 0;
v = vfs_s_select_on_two (FH_SOCK, 0);
v = vfs_s_select_on_two (((ftp_fh_data_t *) (FH->data))->sock, 0);
return (((v < 0) && (errno == EINTR)) || v == 0) ? 1 : 0;
}
default:
@ -2197,16 +2197,11 @@ ftpfs_rmdir (const vfs_path_t * vpath)
/* --------------------------------------------------------------------------------------------- */
static vfs_file_handler_t *
ftpfs_fh_new (struct vfs_s_inode *ino, gboolean changed)
static void
ftpfs_fh_free_data (vfs_file_handler_t * fh)
{
ftp_fh_data_t *fh;
fh = g_new0 (ftp_fh_data_t, 1);
vfs_s_init_fh ((vfs_file_handler_t *) fh, ino, changed);
fh->sock = -1;
return FH;
if (fh != NULL)
MC_PTR_FREE (fh->data);
}
/* --------------------------------------------------------------------------------------------- */
@ -2214,10 +2209,12 @@ ftpfs_fh_new (struct vfs_s_inode *ino, gboolean changed)
static int
ftpfs_fh_open (struct vfs_class *me, vfs_file_handler_t * fh, int flags, mode_t mode)
{
ftp_fh_data_t *ftp = FTP_FH;
ftp_fh_data_t *ftp;
(void) mode;
fh->data = g_new0 (ftp_fh_data_t, 1);
ftp = (ftp_fh_data_t *) fh->data;
/* File will be written only, so no need to retrieve it from ftp server */
if (((flags & O_WRONLY) == O_WRONLY) && ((flags & (O_RDONLY | O_RDWR)) == 0))
{
@ -2283,6 +2280,7 @@ ftpfs_fh_open (struct vfs_class *me, vfs_file_handler_t * fh, int flags, mode_t
return 0;
fail:
ftpfs_fh_free_data (fh);
return -1;
}
@ -2659,9 +2657,9 @@ init_ftpfs (void)
ftpfs_subclass.new_archive = ftpfs_new_archive;
ftpfs_subclass.open_archive = ftpfs_open_archive;
ftpfs_subclass.free_archive = ftpfs_free_archive;
ftpfs_subclass.fh_new = ftpfs_fh_new;
ftpfs_subclass.fh_open = ftpfs_fh_open;
ftpfs_subclass.fh_close = ftpfs_fh_close;
ftpfs_subclass.fh_free_data = ftpfs_fh_free_data;
ftpfs_subclass.dir_load = ftpfs_dir_load;
ftpfs_subclass.file_store = ftpfs_file_store;
ftpfs_subclass.linear_start = ftpfs_linear_start;

50
src/vfs/sftpfs/file.c
View File

@ -39,14 +39,10 @@
/*** file scope macro definitions ****************************************************************/
#define SFTP_FH ((sftpfs_file_handler_data_t *) file_handler)
/*** file scope type declarations ****************************************************************/
typedef struct
{
vfs_file_handler_t base; /* base class */
LIBSSH2_SFTP_HANDLE *handle;
int flags;
mode_t mode;
@ -66,12 +62,13 @@ typedef struct
static void
sftpfs_reopen (vfs_file_handler_t * file_handler, GError ** mcerror)
{
sftpfs_file_handler_data_t *file_handler_data = SFTP_FH;
sftpfs_file_handler_data_t *file_handler_data;
int flags;
mode_t mode;
g_return_if_fail (mcerror == NULL || *mcerror == NULL);
file_handler_data = (sftpfs_file_handler_data_t *) file_handler->data;
flags = file_handler_data->flags;
mode = file_handler_data->mode;
@ -98,19 +95,6 @@ sftpfs_file__handle_error (sftpfs_super_data_t * super_data, int sftp_res, GErro
/* --------------------------------------------------------------------------------------------- */
/*** public functions ****************************************************************************/
/* --------------------------------------------------------------------------------------------- */
vfs_file_handler_t *
sftpfs_fh_new (struct vfs_s_inode * ino, gboolean changed)
{
sftpfs_file_handler_data_t *fh;
fh = g_new0 (sftpfs_file_handler_data_t, 1);
vfs_s_init_fh ((vfs_file_handler_t *) fh, ino, changed);
return FH;
}
/* --------------------------------------------------------------------------------------------- */
/**
* Open new SFTP file.
@ -128,7 +112,7 @@ sftpfs_open_file (vfs_file_handler_t * file_handler, int flags, mode_t mode, GEr
unsigned long sftp_open_flags = 0;
int sftp_open_mode = 0;
gboolean do_append = FALSE;
sftpfs_file_handler_data_t *file_handler_data = SFTP_FH;
sftpfs_file_handler_data_t *file_handler_data;
sftpfs_super_data_t *super_data;
char *name;
@ -140,6 +124,7 @@ sftpfs_open_file (vfs_file_handler_t * file_handler, int flags, mode_t mode, GEr
return FALSE;
super_data = (sftpfs_super_data_t *) file_handler->ino->super;
file_handler_data = g_new0 (sftpfs_file_handler_data_t, 1);
if ((flags & O_CREAT) != 0 || (flags & O_WRONLY) != 0)
{
@ -186,6 +171,7 @@ sftpfs_open_file (vfs_file_handler_t * file_handler, int flags, mode_t mode, GEr
file_handler_data->flags = flags;
file_handler_data->mode = mode;
file_handler->data = file_handler_data;
if (do_append)
{
@ -226,7 +212,7 @@ sftpfs_fstat (void *data, struct stat *buf, GError ** mcerror)
int res;
LIBSSH2_SFTP_ATTRIBUTES attrs;
vfs_file_handler_t *fh = (vfs_file_handler_t *) data;
sftpfs_file_handler_data_t *sftpfs_fh = (sftpfs_file_handler_data_t *) data;
sftpfs_file_handler_data_t *sftpfs_fh = fh->data;
struct vfs_s_super *super = fh->ino->super;
sftpfs_super_data_t *super_data = SUP;
@ -270,18 +256,19 @@ ssize_t
sftpfs_read_file (vfs_file_handler_t * file_handler, char *buffer, size_t count, GError ** mcerror)
{
ssize_t rc;
sftpfs_file_handler_data_t *file_handler_data = SFTP_FH;
sftpfs_file_handler_data_t *file_handler_data;
sftpfs_super_data_t *super_data;
mc_return_val_if_error (mcerror, -1);
if (file_handler == NULL)
if (file_handler == NULL || file_handler->data == NULL)
{
mc_propagate_error (mcerror, 0, "%s",
_("sftp: No file handler data present for reading file"));
return -1;
}
file_handler_data = file_handler->data;
super_data = (sftpfs_super_data_t *) file_handler->ino->super;
do
@ -321,11 +308,12 @@ sftpfs_write_file (vfs_file_handler_t * file_handler, const char *buffer, size_t
GError ** mcerror)
{
ssize_t rc;
sftpfs_file_handler_data_t *file_handler_data = SFTP_FH;
sftpfs_file_handler_data_t *file_handler_data;
sftpfs_super_data_t *super_data;
mc_return_val_if_error (mcerror, -1);
file_handler_data = (sftpfs_file_handler_data_t *) file_handler->data;
super_data = (sftpfs_super_data_t *) file_handler->ino->super;
file_handler->pos = (off_t) libssh2_sftp_tell64 (file_handler_data->handle);
@ -361,13 +349,19 @@ sftpfs_write_file (vfs_file_handler_t * file_handler, const char *buffer, size_t
int
sftpfs_close_file (vfs_file_handler_t * file_handler, GError ** mcerror)
{
int ret;
sftpfs_file_handler_data_t *file_handler_data;
int ret = -1;
mc_return_val_if_error (mcerror, -1);
ret = libssh2_sftp_close (SFTP_FH->handle);
file_handler_data = (sftpfs_file_handler_data_t *) file_handler->data;
if (file_handler_data != NULL)
{
ret = libssh2_sftp_close (file_handler_data->handle);
g_free (file_handler_data);
}
return ret == 0 ? 0 : -1;
return ret;
}
/* --------------------------------------------------------------------------------------------- */
@ -386,7 +380,7 @@ sftpfs_close_file (vfs_file_handler_t * file_handler, GError ** mcerror)
off_t
sftpfs_lseek (vfs_file_handler_t * file_handler, off_t offset, int whence, GError ** mcerror)
{
sftpfs_file_handler_data_t *file_handler_data = SFTP_FH;
sftpfs_file_handler_data_t *file_handler_data;
mc_return_val_if_error (mcerror, 0);
@ -419,6 +413,8 @@ sftpfs_lseek (vfs_file_handler_t * file_handler, off_t offset, int whence, GErro
break;
}
file_handler_data = (sftpfs_file_handler_data_t *) file_handler->data;
libssh2_sftp_seek64 (file_handler_data->handle, file_handler->pos);
file_handler->pos = (off_t) libssh2_sftp_tell64 (file_handler_data->handle);

2
src/vfs/sftpfs/internal.h
View File

@ -89,8 +89,6 @@ int sftpfs_open_connection (struct vfs_s_super *super, GError ** mcerror);
void sftpfs_close_connection (struct vfs_s_super *super, const char *shutdown_message,
GError ** mcerror);
vfs_file_handler_t *sftpfs_fh_new (struct vfs_s_inode *ino, gboolean changed);
void *sftpfs_opendir (const vfs_path_t * vpath, GError ** mcerror);
void *sftpfs_readdir (void *data, GError ** mcerror);
int sftpfs_closedir (void *data, GError ** mcerror);

1
src/vfs/sftpfs/vfs_class.c
View File

@ -149,6 +149,7 @@ sftpfs_cb_open (const vfs_path_t * vpath, int flags, mode_t mode)
file_handler->handle = -1;
file_handler->changed = is_changed;
file_handler->linear = LS_NOT_LINEAR;
file_handler->data = NULL;
if (!sftpfs_open_file (file_handler, flags, mode, &mcerror))
{

1
src/vfs/sftpfs/vfs_subclass.c
View File

@ -197,7 +197,6 @@ sftpfs_init_subclass (void)
sftpfs_subclass.new_archive = sftpfs_cb_init_connection;
sftpfs_subclass.open_archive = sftpfs_cb_open_connection;
sftpfs_subclass.free_archive = sftpfs_cb_close_connection;
sftpfs_subclass.fh_new = sftpfs_fh_new;
sftpfs_subclass.dir_load = sftpfs_cb_dir_load;
}