fsal_xattrs.c File Reference

#include "fsal.h"
#include "fsal_internal.h"
#include "fsal_convert.h"
#include <string.h>
#include <time.h>
#include <sys/types.h>
#include <attr/xattr.h>
#include "abstract_mem.h"

Go to the source code of this file.

Classes
struct	fsal_xattr_def__
Defines
#define	XATTR_FOR_FILE   0x00000001
#define	XATTR_FOR_DIR   0x00000002
#define	XATTR_FOR_SYMLINK   0x00000004
#define	XATTR_FOR_ALL   0x0000000F
#define	XATTR_RO   0x00000100
#define	XATTR_RW   0x00000200
#define	ARG_STRIPE_SIZE   ((long)0)
#define	ARG_STRIPE_COUNT   ((long)1)
#define	ARG_STORAGE_TGT   ((long)2)
#define	ARG_POOL   ((long)3)
#define	XATTR_COUNT   5
Typedefs
typedef int(*	xattr_getfunc_t )(fsal_handle_t *, fsal_op_context_t *, caddr_t, size_t, size_t *, void *arg)
typedef int(*	xattr_setfunc_t )(fsal_handle_t *, fsal_op_context_t *, caddr_t, size_t, int, void *arg)
typedef struct fsal_xattr_def__	fsal_xattr_def_t
Functions
int	print_fid (fsal_handle_t *p_objecthandle, fsal_op_context_t *p_context, caddr_t buffer_addr, size_t buffer_size, size_t *p_output_size, void *arg)
int	print_stripe (fsal_handle_t *p_objecthandle, fsal_op_context_t *p_context, caddr_t buffer_addr, size_t buffer_size, size_t *p_output_size, void *arg)
fsal_status_t	LUSTREFSAL_GetXAttrAttrs (fsal_handle_t *p_objecthandle, fsal_op_context_t *p_context, unsigned int xattr_id, fsal_attrib_list_t *p_attrs)
fsal_status_t	LUSTREFSAL_ListXAttrs (fsal_handle_t *p_objecthandle, unsigned int argcookie, fsal_op_context_t *p_context, fsal_xattrent_t *xattrs_tab, unsigned int xattrs_tabsize, unsigned int *p_nb_returned, int *end_of_list)
fsal_status_t	LUSTREFSAL_GetXAttrValueById (fsal_handle_t *p_objecthandle, unsigned int xattr_id, fsal_op_context_t *p_context, caddr_t buffer_addr, size_t buffer_size, size_t *p_output_size)
fsal_status_t	LUSTREFSAL_GetXAttrIdByName (fsal_handle_t *p_objecthandle, const fsal_name_t *xattr_name, fsal_op_context_t *p_context, unsigned int *pxattr_id)
fsal_status_t	LUSTREFSAL_GetXAttrValueByName (fsal_handle_t *p_objecthandle, const fsal_name_t *xattr_name, fsal_op_context_t *p_context, caddr_t buffer_addr, size_t buffer_size, size_t *p_output_size)
fsal_status_t	LUSTREFSAL_SetXAttrValue (fsal_handle_t *p_objecthandle, const fsal_name_t *xattr_name, fsal_op_context_t *p_context, caddr_t buffer_addr, size_t buffer_size, int create)
fsal_status_t	LUSTREFSAL_SetXAttrValueById (fsal_handle_t *p_objecthandle, unsigned int xattr_id, fsal_op_context_t *p_context, caddr_t buffer_addr, size_t buffer_size)
fsal_status_t	LUSTREFSAL_RemoveXAttrById (fsal_handle_t *p_objecthandle, fsal_op_context_t *p_context, unsigned int xattr_id)
fsal_status_t	LUSTREFSAL_RemoveXAttrByName (fsal_handle_t *p_objecthandle, fsal_op_context_t *p_context, const fsal_name_t *xattr_name)
int	LUSTREFSAL_GetXattrOffsetSetable (void)

---

Define Documentation

#define ARG_POOL   ((long)3)

Definition at line 78 of file FSAL_LUSTRE/fsal_xattrs.c.

#define ARG_STORAGE_TGT   ((long)2)

Definition at line 77 of file FSAL_LUSTRE/fsal_xattrs.c.

#define ARG_STRIPE_COUNT   ((long)1)

Definition at line 76 of file FSAL_LUSTRE/fsal_xattrs.c.

#define ARG_STRIPE_SIZE   ((long)0)

Definition at line 75 of file FSAL_LUSTRE/fsal_xattrs.c.

#define XATTR_COUNT   5

Definition at line 348 of file FSAL_LUSTRE/fsal_xattrs.c.

#define XATTR_FOR_ALL   0x0000000F

Definition at line 30 of file FSAL_LUSTRE/fsal_xattrs.c.

#define XATTR_FOR_DIR   0x00000002

Definition at line 28 of file FSAL_LUSTRE/fsal_xattrs.c.

#define XATTR_FOR_FILE   0x00000001

Definition at line 27 of file FSAL_LUSTRE/fsal_xattrs.c.

#define XATTR_FOR_SYMLINK   0x00000004

Definition at line 29 of file FSAL_LUSTRE/fsal_xattrs.c.

#define XATTR_RO   0x00000100

Definition at line 31 of file FSAL_LUSTRE/fsal_xattrs.c.

#define XATTR_RW   0x00000200

Definition at line 32 of file FSAL_LUSTRE/fsal_xattrs.c.

---

Typedef Documentation

typedef struct fsal_xattr_def__ fsal_xattr_def_t

typedef int(* xattr_getfunc_t)(fsal_handle_t *,fsal_op_context_t *,caddr_t,size_t,size_t *,void *arg)

Definition at line 36 of file FSAL_LUSTRE/fsal_xattrs.c.

typedef int(* xattr_setfunc_t)(fsal_handle_t *,fsal_op_context_t *,caddr_t,size_t,int,void *arg)

Definition at line 43 of file FSAL_LUSTRE/fsal_xattrs.c.

---

Function Documentation

fsal_status_t LUSTREFSAL_GetXAttrAttrs	(	fsal_handle_t *	p_objecthandle,
		fsal_op_context_t *	p_context,
		unsigned int	xattr_id,
		fsal_attrib_list_t *	p_attrs
	)

Get the attributes of an extended attribute from its index.

Parameters:

p_objecthandle	Handle of the object you want to get attribute for.
p_context	pointer to the current security context.
xattr_cookie	xattr's cookie (as returned by listxattrs).
p_attrs	xattr's attributes.

Parameters:

p_attrs

IN/OUT xattr attributes (if supported)

Definition at line 526 of file FSAL_LUSTRE/fsal_xattrs.c.

fsal_status_t LUSTREFSAL_GetXAttrIdByName	(	fsal_handle_t *	p_objecthandle,
		const fsal_name_t *	xattr_name,
		fsal_op_context_t *	p_context,
		unsigned int *	pxattr_id
	)

* Get the index of an xattr based on its name *

Parameters:

p_objecthandle	Handle of the object you want to get attribute for.
xattr_name	the name of the attribute to be read.
pxattr_id	found xattr_id

Returns:

ERR_FSAL_NO_ERROR if xattr_name exists, ERR_FSAL_NOENT otherwise

Definition at line 966 of file FSAL_LUSTRE/fsal_xattrs.c.

int LUSTREFSAL_GetXattrOffsetSetable

(

void

)

Definition at line 1235 of file FSAL_LUSTRE/fsal_xattrs.c.

fsal_status_t LUSTREFSAL_GetXAttrValueById	(	fsal_handle_t *	p_objecthandle,
		unsigned int	xattr_id,
		fsal_op_context_t *	p_context,
		caddr_t	buffer_addr,
		size_t	buffer_size,
		size_t *	p_output_size
	)

Get the value of an extended attribute from its index.

Parameters:

p_objecthandle	Handle of the object you want to get attribute for.
xattr_name	the name of the attribute to be read.
p_context	pointer to the current security context.
buffer_addr	address of the buffer where the xattr value is to be stored.
buffer_size	size of the buffer where the xattr value is to be stored.
p_output_size	size of the data actually stored into the buffer.

Definition at line 889 of file FSAL_LUSTRE/fsal_xattrs.c.

fsal_status_t LUSTREFSAL_GetXAttrValueByName	(	fsal_handle_t *	p_objecthandle,
		const fsal_name_t *	xattr_name,
		fsal_op_context_t *	p_context,
		caddr_t	buffer_addr,
		size_t	buffer_size,
		size_t *	p_output_size
	)

Get the value of an extended attribute from its name.

Parameters:

p_objecthandle	Handle of the object you want to get attribute for.
xattr_name	the name of the attribute to be read.
p_context	pointer to the current security context.
buffer_addr	address of the buffer where the xattr value is to be stored.
buffer_size	size of the buffer where the xattr value is to be stored.
p_output_size	size of the data actually stored into the buffer.

Definition at line 1029 of file FSAL_LUSTRE/fsal_xattrs.c.

fsal_status_t LUSTREFSAL_ListXAttrs	(	fsal_handle_t *	p_objecthandle,
		unsigned int	argcookie,
		fsal_op_context_t *	p_context,
		fsal_xattrent_t *	xattrs_tab,
		unsigned int	xattrs_tabsize,
		unsigned int *	p_nb_returned,
		int *	end_of_list
	)

Retrieves the list of extended attributes for an object in the filesystem.

Parameters:

p_objecthandle	Handle of the object we want to get extended attributes.
cookie	index of the next entry to be returned.
p_context	pointer to the current security context.
xattrs_tab	a table for storing extended attributes list to.
xattrs_tabsize	the maximum number of xattr entries that xattrs_tab can contain.
p_nb_returned	the number of xattr entries actually stored in xattrs_tab.
end_of_list	this boolean indicates that the end of xattrs list has been reached.

Definition at line 588 of file FSAL_LUSTRE/fsal_xattrs.c.

fsal_status_t LUSTREFSAL_RemoveXAttrById	(	fsal_handle_t *	p_objecthandle,
		fsal_op_context_t *	p_context,
		unsigned int	xattr_id
	)

Removes a xattr by Id

Parameters:

p_objecthandle	Handle of the object you want to get attribute for.
p_context	pointer to the current security context.
xattr_id	xattr's id

Definition at line 1179 of file FSAL_LUSTRE/fsal_xattrs.c.

fsal_status_t LUSTREFSAL_RemoveXAttrByName	(	fsal_handle_t *	p_objecthandle,
		fsal_op_context_t *	p_context,
		const fsal_name_t *	xattr_name
	)

Removes a xattr by Name

Parameters:

p_objecthandle	Handle of the object you want to get attribute for.
p_context	pointer to the current security context.
xattr_name	xattr's name

Definition at line 1213 of file FSAL_LUSTRE/fsal_xattrs.c.

fsal_status_t LUSTREFSAL_SetXAttrValue	(	fsal_handle_t *	p_objecthandle,
		const fsal_name_t *	xattr_name,
		fsal_op_context_t *	p_context,
		caddr_t	buffer_addr,
		size_t	buffer_size,
		int	create
	)

Definition at line 1101 of file FSAL_LUSTRE/fsal_xattrs.c.

fsal_status_t LUSTREFSAL_SetXAttrValueById	(	fsal_handle_t *	p_objecthandle,
		unsigned int	xattr_id,
		fsal_op_context_t *	p_context,
		caddr_t	buffer_addr,
		size_t	buffer_size
	)

Definition at line 1138 of file FSAL_LUSTRE/fsal_xattrs.c.

int print_fid	(	fsal_handle_t *	p_objecthandle,
		fsal_op_context_t *	p_context,
		caddr_t	buffer_addr,
		size_t	buffer_size,
		size_t *	p_output_size,
		void *	arg
	)

Definition at line 63 of file FSAL_LUSTRE/fsal_xattrs.c.

int print_stripe	(	fsal_handle_t *	p_objecthandle,
		fsal_op_context_t *	p_context,
		caddr_t	buffer_addr,
		size_t	buffer_size,
		size_t *	p_output_size,
		void *	arg
	)

Definition at line 86 of file FSAL_LUSTRE/fsal_xattrs.c.