fsal_dirs.c File Reference

#include "fsal.h"
#include "fsal_internal.h"
#include "fsal_convert.h"
#include "fsal_common.h"
#include <string.h>

Go to the source code of this file.

Functions
fsal_status_t	ZFSFSAL_opendir (fsal_handle_t *dir_hdl, fsal_op_context_t *p_context, fsal_dir_t *dir_desc, fsal_attrib_list_t *dir_attributes)
fsal_status_t	ZFSFSAL_readdir (fsal_dir_t *dir_desc, fsal_cookie_t start_pos, fsal_attrib_mask_t get_attr_mask, fsal_mdsize_t buffersize, fsal_dirent_t *p_dirent, fsal_cookie_t *end_pos, fsal_count_t *nb_entries, fsal_boolean_t *end_of_dir)
fsal_status_t	ZFSFSAL_closedir (fsal_dir_t *dir_desc)
Variables
size_t	i_snapshots
snapshot_t *	p_snapshots
time_t	ServerBootTime

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Function Documentation

fsal_status_t ZFSFSAL_closedir

(

fsal_dir_t *

dir_desc

)

FSAL_closedir : Free the resources allocated for reading directory entries.

Parameters:

dir_descriptor

(input): Pointer to a directory descriptor filled by FSAL_opendir.

Returns:

Major error codes :

• ERR_FSAL_NO_ERROR (no error)
• ERR_FSAL_FAULT (a NULL pointer was passed as mandatory argument)
• Other error codes can be returned : ERR_FSAL_IO, ...

Definition at line 308 of file FSAL_ZFS/fsal_dirs.c.

fsal_status_t ZFSFSAL_opendir	(	fsal_handle_t *	dir_hdl,
		fsal_op_context_t *	p_context,
		fsal_dir_t *	dir_desc,
		fsal_attrib_list_t *	dir_attributes
	)

FSAL_opendir : Opens a directory for reading its content.

Parameters:

dir_handle	(input) the handle of the directory to be opened.
p_context	(input) Permission context for the operation (user, export context...).
dir_descriptor	(output) pointer to an allocated structure that will receive directory stream informations, on successfull completion.
dir_attributes	(optional output) On successfull completion,the structure pointed by dir_attributes receives the new directory attributes. Can be NULL.

Returns:

Major error codes :

• ERR_FSAL_NO_ERROR (no error)
• ERR_FSAL_ACCESS (user does not have read permission on directory)
• ERR_FSAL_STALE (dir_handle does not address an existing object)
• ERR_FSAL_FAULT (a NULL pointer was passed as mandatory argument)
• Other error codes can be returned : ERR_FSAL_IO, ...

Definition at line 52 of file FSAL_ZFS/fsal_dirs.c.

fsal_status_t ZFSFSAL_readdir	(	fsal_dir_t *	dir_desc,
		fsal_cookie_t	start_pos,
		fsal_attrib_mask_t	get_attr_mask,
		fsal_mdsize_t	buffersize,
		fsal_dirent_t *	p_dirent,
		fsal_cookie_t *	end_pos,
		fsal_count_t *	nb_entries,
		fsal_boolean_t *	end_of_dir
	)

FSAL_readdir : Read the entries of an opened directory.

Parameters:

dir_descriptor	(input): Pointer to the directory descriptor filled by FSAL_opendir.
start_position	(input): Cookie that indicates the first object to be read during this readdir operation. This should be : FSAL_READDIR_FROM_BEGINNING for reading the content of the directory from the beginning. The end_position parameter returned by the previous call to FSAL_readdir.
get_attr_mask	(input) Specify the set of attributes to be retrieved for directory entries.
buffersize	(input) The size (in bytes) of the buffer where the direntries are to be stored.
p_dirent	(output) Adresse of the buffer where the direntries are to be stored.
end_position	(output) Cookie that indicates the current position in the directory.
nb_entries	(output) Pointer to the number of entries read during the call.
end_of_dir	(output) Pointer to a boolean that indicates if the end of dir has been reached during the call.

Returns:

Major error codes :

• ERR_FSAL_NO_ERROR (no error)
• ERR_FSAL_FAULT (a NULL pointer was passed as mandatory argument)
• Other error codes can be returned : ERR_FSAL_IO, ...

Definition at line 145 of file FSAL_ZFS/fsal_dirs.c.

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Variable Documentation

size_t i_snapshots

Common FS tools for internal use in the FSAL.

Definition at line 35 of file FSAL_ZFS/fsal_internal.c.

snapshot_t* p_snapshots

Definition at line 36 of file FSAL_ZFS/fsal_internal.c.

time_t ServerBootTime

Definition at line 53 of file Convert_FSAL_Handle.c.