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VFS: make VFS-specific super class as derived one from vfs_s_super.

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Signed-off-by: Andrew Borodin <aborodin@vmail.ru>
This commit is contained in:
Andrew Borodin 2016-08-17 13:54:08 +03:00
parent 5d1284c4a6
commit ab033ad318
13 changed files with 156 additions and 114 deletions
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8
lib/vfs/direntry.c
View File

@ -826,7 +826,7 @@ vfs_s_nothingisopen (vfsid id)
static void
vfs_s_free (vfsid id)
{
vfs_s_free_super (((struct vfs_s_super *) id)->me, (struct vfs_s_super *) id);
vfs_s_free_super (VFS_SUPER (id)->me, VFS_SUPER (id));
}
/* --------------------------------------------------------------------------------------------- */
@ -1094,7 +1094,7 @@ vfs_get_super_by_vpath (const vfs_path_t * vpath)
{
int i;
super = (struct vfs_s_super *) iter->data;
super = VFS_SUPER (iter->data);
/* 0 == other, 1 == same, return it, 2 == other but stop scanning */
i = subclass->archive_same (path_element, super, vpath_archive, cookie);
@ -1145,9 +1145,11 @@ vfs_s_get_path (const vfs_path_t * vpath, struct vfs_s_super **archive, int flag
return NULL;
}
super = vfs_s_new_super (path_element->class);
subclass = VFS_SUBCLASS (path_element);
super = subclass->new_archive != NULL ?
subclass->new_archive (path_element->class) : vfs_s_new_super (path_element->class);
if (subclass->open_archive != NULL)
{
vfs_path_t *vpath_archive;

5
lib/vfs/xdirentry.h
View File

@ -34,6 +34,8 @@
#define ERRNOR(a, b) do { me->verrno = a; return b; } while (0)
#define VFS_SUPER(a) ((struct vfs_s_super *) (a))
#define MEDATA ((struct vfs_s_subclass *) me)
#define VFS_SUBCLASS(a) ((struct vfs_s_subclass *) a->class)
@ -73,8 +75,6 @@ struct vfs_s_super
#ifdef ENABLE_VFS_NET
vfs_path_element_t *path_element;
#endif /* ENABLE_VFS_NET */
void *data; /* This is for filesystem-specific use */
};
/*
@ -137,6 +137,7 @@ struct vfs_s_subclass
void *(*archive_check) (const vfs_path_t * vpath); /* optional */
int (*archive_same) (const vfs_path_element_t * vpath_element, struct vfs_s_super * psup,
const vfs_path_t * vpath, void *cookie);
struct vfs_s_super *(*new_archive) (struct vfs_class * me);
int (*open_archive) (struct vfs_s_super * psup,
const vfs_path_t * vpath, const vfs_path_element_t * vpath_element);
void (*free_archive) (struct vfs_class * me, struct vfs_s_super * psup);

64
src/vfs/cpio/cpio.c
View File

@ -52,23 +52,19 @@
/*** file scope macro definitions ****************************************************************/
#define SUP(super) ((cpio_super_data_t *) (super))
#define CPIO_POS(super) cpio_position
/* If some time reentrancy should be needed change it to */
/* #define CPIO_POS(super) (super)->u.arch.fd */
#define CPIO_SEEK_SET(super, where) \
mc_lseek (((cpio_super_data_t *)(super)->data)->fd, \
CPIO_POS(super) = (where), SEEK_SET)
#define CPIO_SEEK_CUR(super, where) \
mc_lseek (((cpio_super_data_t *)(super)->data)->fd, \
CPIO_POS(super) += (where), SEEK_SET)
#define CPIO_SEEK_SET(super, where) mc_lseek (SUP(super)->fd, CPIO_POS(super) = (where), SEEK_SET)
#define CPIO_SEEK_CUR(super, where) mc_lseek (SUP(super)->fd, CPIO_POS(super) += (where), SEEK_SET)
#define MAGIC_LENGTH (6) /* How many bytes we have to read ahead */
#define SEEKBACK CPIO_SEEK_CUR(super, ptr - top)
#define RETURN(x) return (((cpio_super_data_t *)super->data)->type = (x))
#define TYPEIS(x) \
((((cpio_super_data_t *)super->data)->type == CPIO_UNKNOWN) || \
(((cpio_super_data_t *)super->data)->type == (x)))
#define RETURN(x) return (SUP(super)->type = (x))
#define TYPEIS(x) ((SUP(super)->type == CPIO_UNKNOWN) || (SUP(super)->type == (x)))
#define HEAD_LENGTH (26)
@ -135,6 +131,8 @@ typedef struct
typedef struct
{
struct vfs_s_super base; /* base class */
int fd;
struct stat st;
int type; /* Type of the archive */
@ -148,6 +146,7 @@ static struct vfs_class *vfs_cpiofs_ops = (struct vfs_class *) &cpio_subclass;
static off_t cpio_position;
/* --------------------------------------------------------------------------------------------- */
/*** file scope functions ************************************************************************/
/* --------------------------------------------------------------------------------------------- */
@ -173,7 +172,7 @@ cpio_defer_find (const void *a, const void *b)
static ssize_t
cpio_skip_padding (struct vfs_s_super *super)
{
switch (((cpio_super_data_t *) super->data)->type)
switch (SUP (super)->type)
{
case CPIO_BIN:
case CPIO_BINRE:
@ -191,22 +190,33 @@ cpio_skip_padding (struct vfs_s_super *super)
/* --------------------------------------------------------------------------------------------- */
static struct vfs_s_super *
cpio_new_archive (struct vfs_class *me)
{
cpio_super_data_t *arch;
arch = g_new0 (cpio_super_data_t, 1);
arch->base.me = me;
arch->fd = -1; /* for now */
arch->type = CPIO_UNKNOWN;
return VFS_SUPER (arch);
}
/* --------------------------------------------------------------------------------------------- */
static void
cpio_free_archive (struct vfs_class *me, struct vfs_s_super *super)
{
cpio_super_data_t *arch = (cpio_super_data_t *) super->data;
cpio_super_data_t *arch = SUP (super);
(void) me;
if (super->data == NULL)
return;
if (arch->fd != -1)
mc_close (arch->fd);
arch->fd = -1;
g_slist_free_full (arch->deferred, g_free);
arch->deferred = NULL;
MC_PTR_FREE (super->data);
}
/* --------------------------------------------------------------------------------------------- */
@ -227,12 +237,8 @@ cpio_open_cpio_file (struct vfs_class *me, struct vfs_s_super *super, const vfs_
}
super->name = g_strdup (vfs_path_as_str (vpath));
super->data = g_new (cpio_super_data_t, 1);
arch = (cpio_super_data_t *) super->data;
arch->fd = -1; /* for now */
arch = SUP (super);
mc_stat (vpath, &arch->st);
arch->type = CPIO_UNKNOWN;
arch->deferred = NULL;
type = get_compression_type (fd, super->name);
if (type == COMPRESSION_NONE)
@ -303,7 +309,7 @@ cpio_read_head (struct vfs_class *me, struct vfs_s_super *super)
static ssize_t
cpio_find_head (struct vfs_class *me, struct vfs_s_super *super)
{
cpio_super_data_t *arch = (cpio_super_data_t *) super->data;
cpio_super_data_t *arch = SUP (super);
char buf[BUF_SMALL * 2];
ssize_t ptr = 0;
ssize_t top;
@ -367,7 +373,7 @@ cpio_find_head (struct vfs_class *me, struct vfs_s_super *super)
static int
cpio_create_entry (struct vfs_class *me, struct vfs_s_super *super, struct stat *st, char *name)
{
cpio_super_data_t *arch = (cpio_super_data_t *) super->data;
cpio_super_data_t *arch = SUP (super);
struct vfs_s_inode *inode = NULL;
struct vfs_s_inode *root = super->root;
struct vfs_s_entry *entry = NULL;
@ -548,7 +554,7 @@ cpio_read_bin_head (struct vfs_class *me, struct vfs_s_super *super)
short shorts[HEAD_LENGTH >> 1];
} u;
cpio_super_data_t *arch = (cpio_super_data_t *) super->data;
cpio_super_data_t *arch = SUP (super);
ssize_t len;
char *name;
struct stat st;
@ -612,7 +618,7 @@ cpio_read_bin_head (struct vfs_class *me, struct vfs_s_super *super)
static ssize_t
cpio_read_oldc_head (struct vfs_class *me, struct vfs_s_super *super)
{
cpio_super_data_t *arch = (cpio_super_data_t *) super->data;
cpio_super_data_t *arch = SUP (super);
struct new_cpio_header hd;
union
{
@ -684,7 +690,7 @@ cpio_read_oldc_head (struct vfs_class *me, struct vfs_s_super *super)
static ssize_t
cpio_read_crc_head (struct vfs_class *me, struct vfs_s_super *super)
{
cpio_super_data_t *arch = (cpio_super_data_t *) super->data;
cpio_super_data_t *arch = SUP (super);
struct new_cpio_header hd;
union
{
@ -825,8 +831,7 @@ cpio_super_same (const vfs_path_element_t * vpath_element, struct vfs_s_super *p
return 0;
/* Has the cached archive been changed on the disk? */
if (parc->data != NULL
&& ((cpio_super_data_t *) parc->data)->st.st_mtime < archive_stat->st_mtime)
if (parc != NULL && SUP (parc)->st.st_mtime < archive_stat->st_mtime)
{
/* Yes, reload! */
vfs_cpiofs_ops->free ((vfsid) parc);
@ -844,7 +849,7 @@ static ssize_t
cpio_read (void *fh, char *buffer, size_t count)
{
off_t begin = FH->ino->data_offset;
int fd = ((cpio_super_data_t *) FH_SUPER->data)->fd;
int fd = SUP (FH_SUPER)->fd;
struct vfs_class *me = FH_SUPER->me;
ssize_t res;
@ -885,6 +890,7 @@ init_cpiofs (void)
cpio_subclass.flags = VFS_S_READONLY; /* FIXME: cpiofs used own temp files */
cpio_subclass.archive_check = cpio_super_check;
cpio_subclass.archive_same = cpio_super_same;
cpio_subclass.new_archive = cpio_new_archive;
cpio_subclass.open_archive = cpio_open_archive;
cpio_subclass.free_archive = cpio_free_archive;
cpio_subclass.fh_open = cpio_fh_open;

21
src/vfs/fish/fish.c
View File

@ -117,12 +117,14 @@ int fish_directory_timeout = 900;
#define FISH_HAVE_DATE_MDYT 32
#define FISH_HAVE_TAIL 64
#define SUP ((fish_super_data_t *) super->data)
#define SUP ((fish_super_data_t *) super)
/*** file scope type declarations ****************************************************************/
typedef struct
{
struct vfs_s_super base; /* base class */
int sockr;
int sockw;
char *scr_ls;
@ -356,6 +358,19 @@ fish_send_command (struct vfs_class *me, struct vfs_s_super *super, int flags, c
/* --------------------------------------------------------------------------------------------- */
static struct vfs_s_super *
fish_new_archive (struct vfs_class *me)
{
fish_super_data_t *arch;
arch = g_new0 (fish_super_data_t, 1);
arch->base.me = me;
return VFS_SUPER (arch);
}
/* --------------------------------------------------------------------------------------------- */
static void
fish_free_archive (struct vfs_class *me, struct vfs_s_super *super)
{
@ -383,8 +398,6 @@ fish_free_archive (struct vfs_class *me, struct vfs_s_super *super)
g_free (SUP->scr_append);
g_free (SUP->scr_info);
g_free (SUP->scr_env);
g_free (SUP);
super->data = NULL;
}
/* --------------------------------------------------------------------------------------------- */
@ -647,7 +660,6 @@ fish_open_archive (struct vfs_s_super *super,
{
(void) vpath;
super->data = g_new0 (fish_super_data_t, 1);
super->path_element = vfs_path_element_clone (vpath_element);
if (strncmp (vpath_element->vfs_prefix, "rsh", 3) == 0)
@ -1733,6 +1745,7 @@ init_fish (void)
fish_subclass.flags = VFS_S_REMOTE | VFS_S_USETMP;
fish_subclass.archive_same = fish_archive_same;
fish_subclass.new_archive = fish_new_archive;
fish_subclass.open_archive = fish_open_archive;
fish_subclass.free_archive = fish_free_archive;
fish_subclass.fh_open = fish_fh_open;

39
src/vfs/ftpfs/ftpfs.c
View File

@ -153,8 +153,8 @@ gboolean ftpfs_ignore_chattr_errors = TRUE;
#define MAXHOSTNAMELEN 64
#endif
#define SUP ((ftp_super_data_t *) super->data)
#define FH_SOCK ((ftp_fh_data_t *) fh->data)->sock
#define SUP ((ftp_super_data_t *) super)
#define FH_SOCK ((ftp_fh_data_t *) fh)->sock
#ifndef INADDR_NONE
#define INADDR_NONE 0xffffffff
@ -203,6 +203,8 @@ typedef enum
typedef struct
{
struct vfs_s_super base; /* base class */
int sock;
char *proxy; /* proxy server, NULL if no proxy */
@ -559,6 +561,24 @@ ftpfs_command (struct vfs_class *me, struct vfs_s_super *super, int wait_reply,
/* --------------------------------------------------------------------------------------------- */
static struct vfs_s_super *
ftpfs_new_archive (struct vfs_class *me)
{
ftp_super_data_t *arch;
arch = g_new0 (ftp_super_data_t, 1);
arch->base.me = me;
arch->base.name = g_strdup (PATH_SEP_STR);
arch->sock = -1;
arch->use_passive_connection = ftpfs_use_passive_connections;
arch->strict = ftpfs_use_unix_list_options ? RFC_AUTODETECT : RFC_STRICT;
arch->isbinary = TYPE_UNKNOWN;
return VFS_SUPER (arch);
}
/* --------------------------------------------------------------------------------------------- */
static void
ftpfs_free_archive (struct vfs_class *me, struct vfs_s_super *super)
{
@ -569,7 +589,6 @@ ftpfs_free_archive (struct vfs_class *me, struct vfs_s_super *super)
close (SUP->sock);
}
g_free (SUP->current_dir);
MC_PTR_FREE (super->data);
}
/* --------------------------------------------------------------------------------------------- */
@ -999,18 +1018,9 @@ ftpfs_open_archive (struct vfs_s_super *super,
{
(void) vpath;
super->data = g_new0 (ftp_super_data_t, 1);
super->path_element = ftpfs_correct_url_parameters (vpath_element);
SUP->proxy = NULL;
if (ftpfs_check_proxy (super->path_element->host))
SUP->proxy = ftpfs_proxy_host;
SUP->use_passive_connection = ftpfs_use_passive_connections;
SUP->strict = ftpfs_use_unix_list_options ? RFC_AUTODETECT : RFC_STRICT;
SUP->isbinary = TYPE_UNKNOWN;
SUP->remote_is_amiga = 0;
SUP->ctl_connection_busy = 0;
super->name = g_strdup (PATH_SEP_STR);
super->root =
vfs_s_new_inode (vpath_element->class, super, ftpfs_default_stat (vpath_element->class));
@ -2219,7 +2229,7 @@ ftpfs_fh_open (struct vfs_class *me, vfs_file_handler_t * fh, int flags, mode_t
* to local temporary file and stored to ftp server
* by vfs_s_close later
*/
if (((ftp_super_data_t *) (FH_SUPER->data))->ctl_connection_busy)
if (((ftp_super_data_t *) FH_SUPER)->ctl_connection_busy)
{
if (!fh->ino->localname)
{
@ -2281,7 +2291,7 @@ ftpfs_fh_close (struct vfs_class *me, vfs_file_handler_t * fh)
{
if (fh->handle != -1 && !fh->ino->localname)
{
ftp_super_data_t *ftp = (ftp_super_data_t *) fh->ino->super->data;
ftp_super_data_t *ftp = (ftp_super_data_t *) fh->ino->super;
close (fh->handle);
fh->handle = -1;
@ -2644,6 +2654,7 @@ init_ftpfs (void)
ftpfs_subclass.flags = VFS_S_REMOTE | VFS_S_USETMP;
ftpfs_subclass.archive_same = ftpfs_archive_same;
ftpfs_subclass.new_archive = ftpfs_new_archive;
ftpfs_subclass.open_archive = ftpfs_open_archive;
ftpfs_subclass.free_archive = ftpfs_free_archive;
ftpfs_subclass.fh_open = ftpfs_fh_open;

7
src/vfs/sftpfs/config_parser.c
View File

@ -354,19 +354,16 @@ sftpfs_get_config_entity (const vfs_path_element_t * vpath_element, GError ** mc
void
sftpfs_fill_connection_data_from_config (struct vfs_s_super *super, GError ** mcerror)
{
sftpfs_super_data_t *super_data;
sftpfs_super_data_t *super_data = SUP;
sftpfs_ssh_config_entity_t *config_entity;
mc_return_if_error (mcerror);
super_data = (sftpfs_super_data_t *) super->data;
config_entity = sftpfs_get_config_entity (super->path_element, mcerror);
if (config_entity == NULL)
return;
super_data->config_auth_type = NONE;
super_data->config_auth_type |= (config_entity->pubkey_auth) ? PUBKEY : 0;
super_data->config_auth_type = (config_entity->pubkey_auth) ? PUBKEY : 0;
super_data->config_auth_type |= (config_entity->identities_only) ? 0 : AGENT;
super_data->config_auth_type |= (config_entity->password_auth) ? PASSWORD : 0;

27
src/vfs/sftpfs/connection.c
View File

@ -167,11 +167,7 @@ static void
sftpfs_recognize_auth_types (struct vfs_s_super *super)
{
char *userauthlist;
sftpfs_super_data_t *super_data;
super_data = (sftpfs_super_data_t *) super->data;
super_data->auth_type = NONE;
sftpfs_super_data_t *super_data = SUP;
/* check what authentication methods are available */
/* userauthlist is internally managed by libssh2 and freed by libssh2_session_free() */
@ -202,13 +198,12 @@ sftpfs_recognize_auth_types (struct vfs_s_super *super)
static gboolean
sftpfs_open_connection_ssh_agent (struct vfs_s_super *super, GError ** mcerror)
{
sftpfs_super_data_t *super_data;
sftpfs_super_data_t *super_data = SUP;
struct libssh2_agent_publickey *identity, *prev_identity = NULL;
int rc;
mc_return_val_if_error (mcerror, FALSE);
super_data = (sftpfs_super_data_t *) super->data;
super_data->agent = NULL;
if ((super_data->auth_type & AGENT) == 0)
@ -255,14 +250,12 @@ sftpfs_open_connection_ssh_agent (struct vfs_s_super *super, GError ** mcerror)
static gboolean
sftpfs_open_connection_ssh_key (struct vfs_s_super *super, GError ** mcerror)
{
sftpfs_super_data_t *super_data;
sftpfs_super_data_t *super_data = SUP;
char *p, *passwd;
gboolean ret_value = FALSE;
mc_return_val_if_error (mcerror, FALSE);
super_data = (sftpfs_super_data_t *) super->data;
if ((super_data->auth_type & PUBKEY) == 0)
return FALSE;
@ -304,15 +297,13 @@ sftpfs_open_connection_ssh_key (struct vfs_s_super *super, GError ** mcerror)
static gboolean
sftpfs_open_connection_ssh_password (struct vfs_s_super *super, GError ** mcerror)
{
sftpfs_super_data_t *super_data;
sftpfs_super_data_t *super_data = SUP;
char *p, *passwd;
gboolean ret_value = FALSE;
int rc;
mc_return_val_if_error (mcerror, FALSE);
super_data = (sftpfs_super_data_t *) super->data;
if ((super_data->auth_type & PASSWORD) == 0)
return FALSE;
@ -365,12 +356,10 @@ int
sftpfs_open_connection (struct vfs_s_super *super, GError ** mcerror)
{
int rc;
sftpfs_super_data_t *super_data;
sftpfs_super_data_t *super_data = SUP;
mc_return_val_if_error (mcerror, -1);
super_data = (sftpfs_super_data_t *) super->data;
/*
* The application code is responsible for creating the socket
* and establishing the connection
@ -436,15 +425,11 @@ 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)
{
sftpfs_super_data_t *super_data;
sftpfs_super_data_t *super_data = SUP;
/* no mc_return_*_if_error() here because of abort open_connection handling too */
(void) mcerror;
super_data = (sftpfs_super_data_t *) super->data;
if (super_data == NULL)
return;
if (super_data->sftp_session != NULL)
{
libssh2_sftp_shutdown (super_data->sftp_session);

6
src/vfs/sftpfs/dir.c
View File

@ -78,7 +78,7 @@ sftpfs_opendir (const vfs_path_t * vpath, GError ** mcerror)
if (vfs_s_get_path (vpath, &super, 0) == NULL)
return NULL;
super_data = (sftpfs_super_data_t *) super->data;
super_data = SUP;
while (TRUE)
{
@ -194,7 +194,7 @@ sftpfs_mkdir (const vfs_path_t * vpath, mode_t mode, GError ** mcerror)
if (super == NULL)
return -1;
super_data = (sftpfs_super_data_t *) super->data;
super_data = SUP;
if (super_data->sftp_session == NULL)
return -1;
@ -244,7 +244,7 @@ sftpfs_rmdir (const vfs_path_t * vpath, GError ** mcerror)
if (super == NULL)
return -1;
super_data = (sftpfs_super_data_t *) super->data;
super_data = SUP;
if (super_data->sftp_session == NULL)
return -1;

8
src/vfs/sftpfs/file.c
View File

@ -123,7 +123,7 @@ sftpfs_open_file (vfs_file_handler_t * file_handler, int flags, mode_t mode, GEr
if (name == NULL)
return FALSE;
super_data = (sftpfs_super_data_t *) file_handler->ino->super->data;
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)
@ -214,7 +214,7 @@ sftpfs_fstat (void *data, struct stat *buf, GError ** mcerror)
vfs_file_handler_t *fh = (vfs_file_handler_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 = (sftpfs_super_data_t *) super->data;
sftpfs_super_data_t *super_data = SUP;
mc_return_val_if_error (mcerror, -1);
@ -269,7 +269,7 @@ sftpfs_read_file (vfs_file_handler_t * file_handler, char *buffer, size_t count,
}
file_handler_data = file_handler->data;
super_data = (sftpfs_super_data_t *) file_handler->ino->super->data;
super_data = (sftpfs_super_data_t *) file_handler->ino->super;
do
{
@ -314,7 +314,7 @@ sftpfs_write_file (vfs_file_handler_t * file_handler, const char *buffer, size_t
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->data;
super_data = (sftpfs_super_data_t *) file_handler->ino->super;
file_handler->pos = (off_t) libssh2_sftp_tell64 (file_handler_data->handle);

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

@ -117,7 +117,7 @@ sftpfs_op_init (sftpfs_super_data_t ** super_data, const vfs_path_element_t ** p
if (super == NULL)
return FALSE;
*super_data = (sftpfs_super_data_t *) super->data;
*super_data = SUP;
if ((*super_data)->sftp_session == NULL)
return FALSE;

4
src/vfs/sftpfs/internal.h
View File

@ -21,6 +21,8 @@
#define LIBSSH2_INVALID_SOCKET -1
#endif
#define SUP ((sftpfs_super_data_t *) super)
/*** enums ***************************************************************************************/
typedef enum
@ -35,6 +37,8 @@ typedef enum
typedef struct
{
struct vfs_s_super base;
sftpfs_auth_type_t auth_type;
sftpfs_auth_type_t config_auth_type;

33
src/vfs/sftpfs/vfs_subclass.c
View File

@ -65,7 +65,7 @@ sftpfs_cb_is_equal_connection (const vfs_path_element_t * vpath_element, struct
(void) vpath;
(void) cookie;
orig_connect_info = ((sftpfs_super_data_t *) super->data)->original_connection_info;
orig_connect_info = ((sftpfs_super_data_t *) super)->original_connection_info;
result = ((g_strcmp0 (vpath_element->host, orig_connect_info->host) == 0)
&& (g_strcmp0 (vpath_element->user, orig_connect_info->user) == 0)
@ -74,6 +74,23 @@ sftpfs_cb_is_equal_connection (const vfs_path_element_t * vpath_element, struct
return result;
}
/* --------------------------------------------------------------------------------------------- */
static struct vfs_s_super *
sftpfs_cb_init_connection (struct vfs_class *me)
{
sftpfs_super_data_t *arch;
arch = g_new0 (sftpfs_super_data_t, 1);
arch->base.me = me;
arch->base.name = g_strdup (PATH_SEP_STR);
arch->auth_type = NONE;
arch->config_auth_type = NONE;
arch->socket_handle = LIBSSH2_INVALID_SOCKET;
return VFS_SUPER (arch);
}
/* --------------------------------------------------------------------------------------------- */
/**
* Callback for opening new connection.
@ -89,7 +106,7 @@ sftpfs_cb_open_connection (struct vfs_s_super *super,
const vfs_path_t * vpath, const vfs_path_element_t * vpath_element)
{
GError *mcerror = NULL;
sftpfs_super_data_t *sftpfs_super_data;
sftpfs_super_data_t *sftpfs_super_data = SUP;
int ret_value;
(void) vpath;
@ -101,10 +118,7 @@ sftpfs_cb_open_connection (struct vfs_s_super *super,
return -1;
}
sftpfs_super_data = g_new0 (sftpfs_super_data_t, 1);
sftpfs_super_data->socket_handle = LIBSSH2_INVALID_SOCKET;
sftpfs_super_data->original_connection_info = vfs_path_element_clone (vpath_element);
super->data = sftpfs_super_data;
super->path_element = vfs_path_element_clone (vpath_element);
sftpfs_fill_connection_data_from_config (super, &mcerror);
@ -114,7 +128,6 @@ sftpfs_cb_open_connection (struct vfs_s_super *super,
return -1;
}
super->name = g_strdup (PATH_SEP_STR);
super->root =
vfs_s_new_inode (vpath_element->class, super,
vfs_s_default_stat (vpath_element->class, S_IFDIR | 0755));
@ -136,18 +149,13 @@ static void
sftpfs_cb_close_connection (struct vfs_class *me, struct vfs_s_super *super)
{
GError *mcerror = NULL;
sftpfs_super_data_t *sftpfs_super_data;
(void) me;
sftpfs_close_connection (super, "Normal Shutdown", &mcerror);
sftpfs_super_data = (sftpfs_super_data_t *) super->data;
if (sftpfs_super_data != NULL)
vfs_path_element_free (sftpfs_super_data->original_connection_info);
vfs_path_element_free (SUP->original_connection_info);
mc_error_message (&mcerror, NULL);
g_free (sftpfs_super_data);
}
/* --------------------------------------------------------------------------------------------- */
@ -186,6 +194,7 @@ sftpfs_init_subclass (void)
sftpfs_subclass.flags = VFS_S_REMOTE;
sftpfs_subclass.archive_same = sftpfs_cb_is_equal_connection;
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.dir_load = sftpfs_cb_dir_load;

46
src/vfs/tar/tar.c
View File

@ -61,6 +61,8 @@
/*** file scope macro definitions ****************************************************************/
#define SUP(super) ((tar_super_data_t *) (super))
/*
* Header block on tape.
*
@ -215,6 +217,8 @@ typedef enum
typedef struct
{
struct vfs_s_super base; /* base class */
int fd;
struct stat st;
int type; /* Type of the archive */
@ -230,6 +234,7 @@ static off_t current_tar_position = 0;
static union record rec_buf;
/* --------------------------------------------------------------------------------------------- */
/*** file scope functions ************************************************************************/
/* --------------------------------------------------------------------------------------------- */
/**
@ -263,19 +268,30 @@ tar_from_oct (int digs, const char *where)
/* --------------------------------------------------------------------------------------------- */
static struct vfs_s_super *
tar_new_archive (struct vfs_class *me)
{
tar_super_data_t *arch;
arch = g_new0 (tar_super_data_t, 1);
arch->base.me = me;
arch->fd = -1;
arch->type = TAR_UNKNOWN;
return VFS_SUPER (arch);
}
/* --------------------------------------------------------------------------------------------- */
static void
tar_free_archive (struct vfs_class *me, struct vfs_s_super *archive)
{
tar_super_data_t *arch = SUP (archive);
(void) me;
if (archive->data != NULL)
{
tar_super_data_t *arch = (tar_super_data_t *) archive->data;
if (arch->fd != -1)
mc_close (arch->fd);
g_free (archive->data);
}
if (arch->fd != -1)
mc_close (arch->fd);
}
/* --------------------------------------------------------------------------------------------- */
@ -297,11 +313,8 @@ tar_open_archive_int (struct vfs_class *me, const vfs_path_t * vpath, struct vfs
}
archive->name = g_strdup (vfs_path_as_str (vpath));
archive->data = g_new (tar_super_data_t, 1);
arch = (tar_super_data_t *) archive->data;
arch = SUP (archive);
mc_stat (vpath, &arch->st);
arch->fd = -1;
arch->type = TAR_UNKNOWN;
/* Find out the method to handle this tar file */
type = get_compression_type (result, archive->name);
@ -426,7 +439,7 @@ tar_checksum (const union record *header)
static void
tar_fill_stat (struct vfs_s_super *archive, struct stat *st, union record *header, size_t h_size)
{
tar_super_data_t *arch = (tar_super_data_t *) archive->data;
tar_super_data_t *arch = SUP (archive);
st->st_mode = tar_from_oct (8, header->header.mode);
@ -516,7 +529,7 @@ tar_fill_stat (struct vfs_s_super *archive, struct stat *st, union record *heade
static ReadStatus
tar_read_header (struct vfs_class *me, struct vfs_s_super *archive, int tard, size_t * h_size)
{
tar_super_data_t *arch = (tar_super_data_t *) archive->data;
tar_super_data_t *arch = SUP (archive);
ReadStatus checksum_status;
union record *header;
static char *next_long_name = NULL, *next_long_link = NULL;
@ -876,7 +889,7 @@ tar_super_same (const vfs_path_element_t * vpath_element, struct vfs_s_super *pa
return 0;
/* Has the cached archive been changed on the disk? */
if (((tar_super_data_t *) parc->data)->st.st_mtime < archive_stat->st_mtime)
if (parc != NULL && SUP (parc)->st.st_mtime < archive_stat->st_mtime)
{
/* Yes, reload! */
vfs_tarfs_ops->free ((vfsid) parc);
@ -894,7 +907,7 @@ static ssize_t
tar_read (void *fh, char *buffer, size_t count)
{
off_t begin = FH->ino->data_offset;
int fd = ((tar_super_data_t *) FH_SUPER->data)->fd;
int fd = SUP (FH_SUPER)->fd;
struct vfs_class *me = FH_SUPER->me;
ssize_t res;
@ -934,6 +947,7 @@ init_tarfs (void)
tarfs_subclass.flags = VFS_S_READONLY; /* FIXME: tarfs used own temp files */
tarfs_subclass.archive_check = tar_super_check;
tarfs_subclass.archive_same = tar_super_same;
tarfs_subclass.new_archive = tar_new_archive;
tarfs_subclass.open_archive = tar_open_archive;
tarfs_subclass.free_archive = tar_free_archive;
tarfs_subclass.fh_open = tar_fh_open;