mfsl_async.c File Reference

#include "log.h"
#include "fsal_types.h"
#include "fsal.h"
#include "mfsl_types.h"
#include "mfsl.h"
#include "common_utils.h"
#include <pthread.h>
#include <errno.h>

Go to the source code of this file.

Defines
#define	NB_DIRENT_CLEAN   100
Functions
void	constructor_preacreated_entries (void *ptr, void *parameters)
fsal_status_t	mfsl_async_init_symlinkdir (fsal_op_context_t *pcontext)
fsal_status_t	mfsl_async_init_clean_precreated_objects (fsal_op_context_t *pcontext)
fsal_status_t	mfsl_async_init_precreated_directories (fsal_op_context_t *pcontext, pool_t *pool_dirs)
fsal_status_t	mfsl_async_init_precreated_files (fsal_op_context_t *pcontext, pool_t *pool_files)
fsal_status_t	MFSL_PrepareContext (fsal_op_context_t *pcontext)
fsal_status_t	MFSL_GetContext (mfsl_context_t *pcontext, fsal_op_context_t *pfsal_context)
fsal_status_t	MFSL_ASYNC_GetSyncletContext (mfsl_synclet_context_t *pcontext, fsal_op_context_t *pfsal_context)
fsal_status_t	MFSL_ASYNC_RefreshContextDirs (mfsl_context_t *pcontext, fsal_op_context_t *pfsal_context)
fsal_status_t	MFSL_ASYNC_RefreshContextFiles (mfsl_context_t *pcontext, fsal_op_context_t *pfsal_context)
fsal_status_t	MFSL_RefreshContext (mfsl_context_t *pcontext, fsal_op_context_t *pfsal_context)
fsal_status_t	MFSL_ASYNC_RefreshSyncletContext (mfsl_synclet_context_t *pcontext, fsal_op_context_t *pfsal_context)
int	MFSL_ASYNC_is_synced (mfsl_object_t *mobject)
fsal_status_t	MFSL_lookupPath (fsal_path_t *p_path, fsal_op_context_t *p_context, mfsl_context_t *p_mfsl_context, mfsl_object_t *object_handle, fsal_attrib_list_t *object_attributes)
fsal_status_t	MFSL_lookupJunction (mfsl_object_t *p_junction_handle, fsal_op_context_t *p_context, mfsl_context_t *p_mfsl_context, mfsl_object_t *p_fsoot_handle, fsal_attrib_list_t *p_fsroot_attributes)
fsal_status_t	MFSL_access (mfsl_object_t *object_handle, fsal_op_context_t *p_context, mfsl_context_t *p_mfsl_context, fsal_accessflags_t access_type, fsal_attrib_list_t *object_attributes)
fsal_status_t	MFSL_opendir (mfsl_object_t *dir_handle, fsal_op_context_t *p_context, mfsl_context_t *p_mfsl_context, fsal_dir_t *dir_descriptor, fsal_attrib_list_t *dir_attributes)
fsal_status_t	MFSL_readdir (fsal_dir_t *dir_descriptor, fsal_cookie_t start_position, fsal_attrib_mask_t get_attr_mask, fsal_mdsize_t buffersize, fsal_dirent_t *pdirent, fsal_cookie_t *end_position, fsal_count_t *nb_entries, fsal_boolean_t *end_of_dir, mfsl_context_t *p_mfsl_context)
fsal_status_t	MFSL_closedir (fsal_dir_t *dir_descriptor, mfsl_context_t *p_mfsl_context)
fsal_status_t	MFSL_open (mfsl_object_t *filehandle, fsal_op_context_t *p_context, mfsl_context_t *p_mfsl_context, fsal_openflags_t openflags, fsal_file_t *file_descriptor, fsal_attrib_list_t *file_attributes)
fsal_status_t	MFSL_open_by_fileid (mfsl_object_t *filehandle, fsal_u64_t fileid, fsal_op_context_t *p_context, mfsl_context_t *p_mfsl_context, fsal_openflags_t openflags, fsal_file_t *file_descriptor, fsal_attrib_list_t *file_attributes)
fsal_status_t	MFSL_read (fsal_file_t *file_descriptor, fsal_seek_t *seek_descriptor, fsal_size_t buffer_size, caddr_t buffer, fsal_size_t *read_amount, fsal_boolean_t *end_of_file, mfsl_context_t *p_mfsl_context)
fsal_status_t	MFSL_write (fsal_file_t *file_descriptor, fsal_seek_t *seek_descriptor, fsal_size_t buffer_size, caddr_t buffer, fsal_size_t *write_amount, mfsl_context_t *p_mfsl_context)
fsal_status_t	MFSL_close (fsal_file_t *file_descriptor, mfsl_context_t *p_mfsl_context)
fsal_status_t	MFSL_commit (mfsl_file_t *file_descriptor, void *pextra)
fsal_status_t	MFSL_close_by_fileid (fsal_file_t *file_descriptor, fsal_u64_t fileid, mfsl_context_t *p_mfsl_context)
fsal_status_t	MFSL_readlink (mfsl_object_t *linkhandle, fsal_op_context_t *p_context, mfsl_context_t *p_mfsl_context, fsal_path_t *p_link_content, fsal_attrib_list_t *link_attributes)
fsal_status_t	MFSL_mknode (mfsl_object_t *parentdir_handle, fsal_name_t *p_node_name, fsal_op_context_t *p_context, mfsl_context_t *p_mfsl_context, fsal_accessmode_t accessmode, fsal_nodetype_t nodetype, fsal_dev_t *dev, mfsl_object_t *p_object_handle, fsal_attrib_list_t *node_attributes)
fsal_status_t	MFSL_rcp (mfsl_object_t *filehandle, fsal_op_context_t *p_context, mfsl_context_t *p_mfsl_context, fsal_path_t *p_local_path, fsal_rcpflag_t transfer_opt)
fsal_status_t	MFSL_terminate (void)
Variables
mfsl_parameter_t	mfsl_param
fsal_handle_t	dir_handle_precreate
unsigned int	dir_handle_set = 0
unsigned int	end_of_mfsl = FALSE
fsal_handle_t	tmp_symlink_dirhandle

---

Define Documentation

#define NB_DIRENT_CLEAN   100

mfsl_async_init_clean_precreated_objects: deletes every previously allocated object (allocation done by a former instance of the server).

Deletes every previously allocated object (allocation done by a former instance of the server).

Parameters:

pcontext

[INOUT] pointer to FSAL context to be used

Returns:

a FSAL status

Definition at line 115 of file mfsl_async.c.

---

Function Documentation

void constructor_preacreated_entries	(	void *	ptr,
		void *	parameters
	)

Definition at line 59 of file mfsl_async.c.

fsal_status_t MFSL_access	(	mfsl_object_t *	object_handle,
		fsal_op_context_t *	p_context,
		mfsl_context_t *	p_mfsl_context,
		fsal_accessflags_t	access_type,
		fsal_attrib_list_t *	object_attributes
	)

Definition at line 681 of file mfsl_async.c.

fsal_status_t MFSL_ASYNC_GetSyncletContext	(	mfsl_synclet_context_t *	pcontext,
		fsal_op_context_t *	pfsal_context
	)

MFSL_GetSyncletContext: Creates a MFSL context for a synclet.

Creates a MFSL context for a synclet.

Parameters:

pcontext	[INOUT] pointer to MFSL context to be used
pfsal_context	[INOUT] pointer to FSAL context to be used

Returns:

a FSAL status

Definition at line 472 of file mfsl_async.c.

fsal_status_t mfsl_async_init_clean_precreated_objects

(

fsal_op_context_t *

pcontext

)

Definition at line 117 of file mfsl_async.c.

fsal_status_t mfsl_async_init_precreated_directories	(	fsal_op_context_t *	pcontext,
		pool_t *	pool_dirs
	)

mfsl_async_init_precreated_directories: allocate pre-created directories for asynchronous create.

Allocate pre-created directories for asynchronous create.

Parameters:

pcontext	[INOUT] pointer to FSAL context to be used
pool_dirs	[INOUT] pointer to MFSL precreated entries to be created

Returns:

a FSAL status

Definition at line 297 of file mfsl_async.c.

fsal_status_t mfsl_async_init_precreated_files	(	fsal_op_context_t *	pcontext,
		pool_t *	pool_files
	)

mfsl_async_init_precreated_files: allocate pre-created files for asynchronous create.

Allocate pre-created files for asynchronous create.

Parameters:

pcontext	[INOUT] pointer to FSAL context to be used
pool_file	[INOUT] pointer to MFSL precreated entries to be created

Returns:

a FSAL status

Definition at line 355 of file mfsl_async.c.

fsal_status_t mfsl_async_init_symlinkdir

(

fsal_op_context_t *

pcontext

)

Definition at line 81 of file mfsl_async.c.

int MFSL_ASYNC_is_synced

(

mfsl_object_t *

mobject

)

MFSL_ASYNC_is_synced: returns TRUE if the object is synced, FALSE is asynchronous.

Returns TRUE if the object is synced, FALSE is asynchronous.

Parameters:

mobject

[IN] pointer to MFSL object to be tested

Returns:

TRUE if the object is synced, FALSE is asynchronous.

Definition at line 638 of file mfsl_async.c.

fsal_status_t MFSL_ASYNC_RefreshContextDirs	(	mfsl_context_t *	pcontext,
		fsal_op_context_t *	pfsal_context
	)

MFSL_ASYNC_RefreshContextDirs: Refreshes the pool of pre-allocated directories for a MFSL context.

Refreshes the pool of pre-allocated directories for a MFSL conte

Parameters:

pcontext	[INOUT] pointer to MFSL context to be used
pfsal_context	[INOUT] pointer to FSAL context to be used

Returns:

a FSAL status

Definition at line 498 of file mfsl_async.c.

fsal_status_t MFSL_ASYNC_RefreshContextFiles	(	mfsl_context_t *	pcontext,
		fsal_op_context_t *	pfsal_context
	)

MFSL_ASYNC_RefreshContextFiles: Refreshes the pool of pre-allocated files for a MFSL context.

Refreshes the pool of pre-allocated files for a MFSL conte

Creates a MFSL context for a thread.

Parameters:

pcontext	[INOUT] pointer to MFSL context to be used
pfsal_context	[INOUT] pointer to FSAL context to be used

Returns:

a FSAL status

Definition at line 536 of file mfsl_async.c.

fsal_status_t MFSL_ASYNC_RefreshSyncletContext	(	mfsl_synclet_context_t *	pcontext,
		fsal_op_context_t *	pfsal_context
	)

MFSL_ASYNC_RefreshSyncletContext: Refreshes a MFSL context for a synclet.

Refreshes a MFSL context for a synclet.

Parameters:

pcontext	[INOUT] pointer to MFSL context to be used
pfsal_context	[INOUT] pointer to FSAL context to be used

Returns:

a FSAL status

Definition at line 616 of file mfsl_async.c.

fsal_status_t MFSL_close	(	fsal_file_t *	file_descriptor,
		mfsl_context_t *	p_mfsl_context
	)

Definition at line 796 of file mfsl_async.c.

fsal_status_t MFSL_close_by_fileid	(	fsal_file_t *	file_descriptor,
		fsal_u64_t	fileid,
		mfsl_context_t *	p_mfsl_context
	)

Definition at line 809 of file mfsl_async.c.

fsal_status_t MFSL_closedir	(	fsal_dir_t *	dir_descriptor,
		mfsl_context_t *	p_mfsl_context
	)

Definition at line 735 of file mfsl_async.c.

fsal_status_t MFSL_commit	(	mfsl_file_t *	file_descriptor,
		void *	pextra
	)

Definition at line 803 of file mfsl_async.c.

fsal_status_t MFSL_GetContext	(	mfsl_context_t *	pcontext,
		fsal_op_context_t *	pfsal_context
	)

MFSL_GetContext: Creates a MFSL context for a thead.

Creates a MFSL context for a thread.

Parameters:

pcontext	[INOUT] pointer to MFSL context to be used
pfsal_context	[INOUT] pointer to FSAL context to be used

Returns:

a FSAL status

Definition at line 429 of file mfsl_async.c.

fsal_status_t MFSL_lookupJunction	(	mfsl_object_t *	p_junction_handle,
		fsal_op_context_t *	p_context,
		mfsl_context_t *	p_mfsl_context,
		mfsl_object_t *	p_fsoot_handle,
		fsal_attrib_list_t *	p_fsroot_attributes
	)

Definition at line 670 of file mfsl_async.c.

fsal_status_t MFSL_lookupPath	(	fsal_path_t *	p_path,
		fsal_op_context_t *	p_context,
		mfsl_context_t *	p_mfsl_context,
		mfsl_object_t *	object_handle,
		fsal_attrib_list_t *	object_attributes
	)

Definition at line 656 of file mfsl_async.c.

fsal_status_t MFSL_mknode	(	mfsl_object_t *	parentdir_handle,
		fsal_name_t *	p_node_name,
		fsal_op_context_t *	p_context,
		mfsl_context_t *	p_mfsl_context,
		fsal_accessmode_t	accessmode,
		fsal_nodetype_t	nodetype,
		fsal_dev_t *	dev,
		mfsl_object_t *	p_object_handle,
		fsal_attrib_list_t *	node_attributes
	)

Definition at line 832 of file mfsl_async.c.

fsal_status_t MFSL_open	(	mfsl_object_t *	filehandle,
		fsal_op_context_t *	p_context,
		mfsl_context_t *	p_mfsl_context,
		fsal_openflags_t	openflags,
		fsal_file_t *	file_descriptor,
		fsal_attrib_list_t *	file_attributes
	)

Definition at line 744 of file mfsl_async.c.

fsal_status_t MFSL_open_by_fileid	(	mfsl_object_t *	filehandle,
		fsal_u64_t	fileid,
		fsal_op_context_t *	p_context,
		mfsl_context_t *	p_mfsl_context,
		fsal_openflags_t	openflags,
		fsal_file_t *	file_descriptor,
		fsal_attrib_list_t *	file_attributes
	)

Definition at line 759 of file mfsl_async.c.

fsal_status_t MFSL_opendir	(	mfsl_object_t *	dir_handle,
		fsal_op_context_t *	p_context,
		mfsl_context_t *	p_mfsl_context,
		fsal_dir_t *	dir_descriptor,
		fsal_attrib_list_t *	dir_attributes
	)

Definition at line 698 of file mfsl_async.c.

fsal_status_t MFSL_PrepareContext

(

fsal_op_context_t *

pcontext

)

MFSL_PrepareContext: Prepares a MFSL context for a thead.

Prepares a MFSL context for a thread.

Parameters:

pcontext

[INOUT] pointer to MFSL context to be used

Returns:

a FSAL status

Definition at line 412 of file mfsl_async.c.

fsal_status_t MFSL_rcp	(	mfsl_object_t *	filehandle,
		fsal_op_context_t *	p_context,
		mfsl_context_t *	p_mfsl_context,
		fsal_path_t *	p_local_path,
		fsal_rcpflag_t	transfer_opt
	)

Definition at line 850 of file mfsl_async.c.

fsal_status_t MFSL_read	(	fsal_file_t *	file_descriptor,
		fsal_seek_t *	seek_descriptor,
		fsal_size_t	buffer_size,
		caddr_t	buffer,
		fsal_size_t *	read_amount,
		fsal_boolean_t *	end_of_file,
		mfsl_context_t *	p_mfsl_context
	)

Definition at line 772 of file mfsl_async.c.

fsal_status_t MFSL_readdir	(	fsal_dir_t *	dir_descriptor,
		fsal_cookie_t	start_position,
		fsal_attrib_mask_t	get_attr_mask,
		fsal_mdsize_t	buffersize,
		fsal_dirent_t *	pdirent,
		fsal_cookie_t *	end_position,
		fsal_count_t *	nb_entries,
		fsal_boolean_t *	end_of_dir,
		mfsl_context_t *	p_mfsl_context
	)

Definition at line 715 of file mfsl_async.c.

fsal_status_t MFSL_readlink	(	mfsl_object_t *	linkhandle,
		fsal_op_context_t *	p_context,
		mfsl_context_t *	p_mfsl_context,
		fsal_path_t *	p_link_content,
		fsal_attrib_list_t *	link_attributes
	)

Definition at line 815 of file mfsl_async.c.

fsal_status_t MFSL_RefreshContext	(	mfsl_context_t *	pcontext,
		fsal_op_context_t *	pfsal_context
	)

MFSL_RefreshContext: Refreshes a MFSL context for a thead.

Refreshes a MFSL context for a thread.

Parameters:

pcontext	[INOUT] pointer to MFSL context to be used
pfsal_context	[INOUT] pointer to FSAL context to be used

Returns:

a FSAL status

Definition at line 572 of file mfsl_async.c.

fsal_status_t MFSL_terminate

(

void

)

Definition at line 867 of file mfsl_async.c.

fsal_status_t MFSL_write	(	fsal_file_t *	file_descriptor,
		fsal_seek_t *	seek_descriptor,
		fsal_size_t	buffer_size,
		caddr_t	buffer,
		fsal_size_t *	write_amount,
		mfsl_context_t *	p_mfsl_context
	)

Definition at line 785 of file mfsl_async.c.

---

Variable Documentation

fsal_handle_t dir_handle_precreate

Definition at line 55 of file mfsl_async.c.

unsigned int dir_handle_set = 0

Definition at line 56 of file mfsl_async.c.

unsigned int end_of_mfsl = FALSE

Definition at line 57 of file mfsl_async.c.

mfsl_parameter_t mfsl_param

Definition at line 58 of file mfsl_async_init.c.

fsal_handle_t tmp_symlink_dirhandle

mfsl_async_init_symlinkdir: gets the filehandle to the directory for symlinks's nursery.

Gets the filehandle to the directory for symlinks's nursery.

Parameters:

pcontext

[INOUT] pointer to FSAL context to be used

Returns:

a FSAL status Global variable that will contain the handle to the symlinks's nursery

MFSL_symlink : posts an asynchronous symlink and sets the cached attributes in return.

Posts an asynchronous symlink and sets the cached attributes in return.

Parameters:

parent_directory_handle	[IN] mfsl object to be operated on (parent dir for the new file).
p_linkname	[IN] new symlink's name
p_linkcontent	[IN] new symlink's content
p_context	[IN] associated fsal context
p_mfsl_context	[INOUT] associated mfsl context
accessmode	[IN] access mode for file create
link_handle	[INOUT] new mfsl object
link_attributes	[INOUT] resulting attributes for new object

Returns:

the same as FSAL_link Global variable that will contain the handle to the symlinks's nursery

Definition at line 79 of file mfsl_async.c.