include/corosync/quorum.h File Reference

#include <corosync/corotypes.h>

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Data Structures
struct	quorum_callbacks_t
	The quorum_callbacks_t struct. More...

Macros
#define	QUORUM_FREE   0
#define	QUORUM_SET   1

Typedefs
typedef uint64_t	quorum_handle_t
	quorum_handle_t More...
typedef void(*	quorum_notification_fn_t) (quorum_handle_t handle, uint32_t quorate, uint64_t ring_seq, uint32_t view_list_entries, uint32_t *view_list)
	The quorum_notification_fn_t callback. More...

Functions
cs_error_t	quorum_initialize (quorum_handle_t *handle, quorum_callbacks_t *callbacks, uint32_t *quorum_type)
	Create a new quorum connection. More...
cs_error_t	quorum_finalize (quorum_handle_t handle)
	Close the quorum handle. More...
cs_error_t	quorum_fd_get (quorum_handle_t handle, int *fd)
	Get a file descriptor on which to poll. More...
cs_error_t	quorum_dispatch (quorum_handle_t handle, cs_dispatch_flags_t dispatch_types)
	Dispatch messages and configuration changes. More...
cs_error_t	quorum_getquorate (quorum_handle_t handle, int *quorate)
	Get quorum information. More...
cs_error_t	quorum_trackstart (quorum_handle_t handle, unsigned int flags)
	Track node and quorum changes. More...
cs_error_t	quorum_trackstop (quorum_handle_t handle)
	quorum_trackstop More...
cs_error_t	quorum_context_set (quorum_handle_t handle, const void *context)
	quorum_context_set More...
cs_error_t	quorum_context_get (quorum_handle_t handle, const void **context)
	quorum_context_get More...

Macro Definition Documentation

QUORUM_FREE

#define QUORUM_FREE   0

Definition at line 66 of file include/corosync/quorum.h.

QUORUM_SET

#define QUORUM_SET   1

Definition at line 67 of file include/corosync/quorum.h.

Typedef Documentation

quorum_handle_t

typedef uint64_t quorum_handle_t

quorum_handle_t

Definition at line 46 of file include/corosync/quorum.h.

quorum_notification_fn_t

typedef void(* quorum_notification_fn_t) (quorum_handle_t handle, uint32_t quorate, uint64_t ring_seq, uint32_t view_list_entries, uint32_t *view_list)

The quorum_notification_fn_t callback.

Definition at line 51 of file include/corosync/quorum.h.

Function Documentation

quorum_context_get()

cs_error_t quorum_context_get	(	quorum_handle_t	handle,
		const void **	context
	)

quorum_context_get

Parameters

handle
context

Returns

Definition at line 232 of file lib/quorum.c.

References hdb_error_to_cs().

quorum_context_set()

cs_error_t quorum_context_set	(	quorum_handle_t	handle,
		const void *	context
	)

quorum_context_set

Parameters

handle
context

Returns

Definition at line 251 of file lib/quorum.c.

References hdb_error_to_cs().

quorum_dispatch()

cs_error_t quorum_dispatch	(	quorum_handle_t	handle,
		cs_dispatch_flags_t	dispatch_types
	)

Dispatch messages and configuration changes.

Parameters

handle
dispatch_types

Returns

Definition at line 351 of file lib/quorum.c.

References quorum_inst::callbacks, CS_DISPATCH_ALL, CS_DISPATCH_BLOCKING, CS_DISPATCH_ONE, CS_DISPATCH_ONE_NONBLOCKING, CS_ERR_INVALID_PARAM, hdb_error_to_cs(), and IPC_DISPATCH_SIZE.

quorum_fd_get()

cs_error_t quorum_fd_get	(	quorum_handle_t	handle,
		int *	fd
	)

Get a file descriptor on which to poll.

Note

quorum_handle_t is NOT a file descriptor and may not be used directly.

Parameters

handle
fd

Returns

Definition at line 212 of file lib/quorum.c.

References hdb_error_to_cs().

quorum_finalize()

cs_error_t quorum_finalize

(

quorum_handle_t

handle

)

Close the quorum handle.

Parameters

handle

Returns

Definition at line 142 of file lib/quorum.c.

References hdb_error_to_cs().

quorum_getquorate()

cs_error_t quorum_getquorate	(	quorum_handle_t	handle,
		int *	quorate
	)

Get quorum information.

Parameters

handle
quorate

Returns

Definition at line 170 of file lib/quorum.c.

References hdb_error_to_cs().

quorum_initialize()

cs_error_t quorum_initialize	(	quorum_handle_t *	handle,
		quorum_callbacks_t *	callbacks,
		uint32_t *	quorum_type
	)

Create a new quorum connection.

Parameters

handle
callbacks
quorum_type

Returns

Definition at line 69 of file lib/quorum.c.

quorum_trackstart()

cs_error_t quorum_trackstart	(	quorum_handle_t	handle,
		unsigned int	flags
	)

Track node and quorum changes.

Parameters

handle
flags

Returns

Definition at line 271 of file lib/quorum.c.

References hdb_error_to_cs().

quorum_trackstop()

cs_error_t quorum_trackstop

(

quorum_handle_t

handle

)

quorum_trackstop

Parameters

handle

Returns

Definition at line 312 of file lib/quorum.c.

References hdb_error_to_cs().