chain.h File Reference

Chain API. More...

#include <rtems/score/chainimpl.h>
#include <rtems/rtems/event.h>

Go to the source code of this file.

Macros
#define	RTEMS_CHAIN_INITIALIZER_EMPTY(name)   CHAIN_INITIALIZER_EMPTY( name )
	Chain initializer for an empty chain with designator name.
#define	RTEMS_CHAIN_INITIALIZER_ONE_NODE(node)   CHAIN_INITIALIZER_ONE_NODE( node )
	Chain initializer for a chain with one node. More...
#define	RTEMS_CHAIN_NODE_INITIALIZER_ONE_NODE_CHAIN(chain)   CHAIN_NODE_INITIALIZER_ONE_NODE_CHAIN( chain )
	Chain node initializer for a chain containing exactly this node. More...
#define	RTEMS_CHAIN_DEFINE_EMPTY(name)   rtems_chain_control name = RTEMS_CHAIN_INITIALIZER_EMPTY( name )
	Chain definition for an empty chain with designator name.

Typedefs
typedef Chain_Node	rtems_chain_node
typedef Chain_Control	rtems_chain_control

Functions
rtems_status_code	rtems_chain_append_with_notification (rtems_chain_control *chain, rtems_chain_node *node, rtems_id task, rtems_event_set events)
	Appends the node to the chain and sends the events to the task if the chain was empty before the append. More...
rtems_status_code	rtems_chain_prepend_with_notification (rtems_chain_control *chain, rtems_chain_node *node, rtems_id task, rtems_event_set events)
	Prepends the node to the chain and sends the events to the task if the chain was empty before the prepend. More...
rtems_status_code	rtems_chain_get_with_notification (rtems_chain_control *chain, rtems_id task, rtems_event_set events, rtems_chain_node **node)
	Gets the first node of the chain and sends the events to the task if the chain is empty after the get. More...
rtems_status_code	rtems_chain_get_with_wait (rtems_chain_control *chain, rtems_event_set events, rtems_interval timeout, rtems_chain_node **node)
	Gets the first node of the chain and sends the events to the task if the chain is empty afterwards. More...
static __inline__ void	rtems_chain_initialize (rtems_chain_control *the_chain, void *starting_address, size_t number_nodes, size_t node_size)
	Initialize a chain Header. More...
static __inline__ void	rtems_chain_initialize_empty (rtems_chain_control *the_chain)
	Initialize this chain as empty. More...
static __inline__ void	rtems_chain_set_off_chain (rtems_chain_node *node)
	Set off chain. More...
static __inline__ void	rtems_chain_initialize_node (rtems_chain_node *node)
	Initializes a chain node. More...
static __inline__ bool	rtems_chain_is_node_off_chain (const rtems_chain_node *node)
	Is the node off chain. More...
static __inline__ bool	rtems_chain_is_null_node (const rtems_chain_node *the_node)
	Is the chain node pointer NULL. More...
static __inline__ rtems_chain_node *	rtems_chain_head (rtems_chain_control *the_chain)
	Return pointer to Chain Head. More...
static __inline__ const rtems_chain_node *	rtems_chain_immutable_head (const rtems_chain_control *the_chain)
	Return pointer to immutable Chain Head. More...
static __inline__ rtems_chain_node *	rtems_chain_tail (rtems_chain_control *the_chain)
	Return pointer to Chain Tail. More...
static __inline__ const rtems_chain_node *	rtems_chain_immutable_tail (const rtems_chain_control *the_chain)
	Return pointer to immutable Chain Tail. More...
static __inline__ rtems_chain_node *	rtems_chain_first (const rtems_chain_control *the_chain)
	Return pointer to Chain's First node after the permanent head. More...
static __inline__ const rtems_chain_node *	rtems_chain_immutable_first (const rtems_chain_control *the_chain)
	Return pointer to immutable Chain's First node. More...
static __inline__ rtems_chain_node *	rtems_chain_last (const rtems_chain_control *the_chain)
	Return pointer to Chain's Last node before the permanent tail. More...
static __inline__ const rtems_chain_node *	rtems_chain_immutable_last (const rtems_chain_control *the_chain)
	Return pointer to immutable Chain's Last node. More...
static __inline__ rtems_chain_node *	rtems_chain_next (const rtems_chain_node *the_node)
	Return pointer the next node from this node. More...
static __inline__ const rtems_chain_node *	rtems_chain_immutable_next (const rtems_chain_node *the_node)
	Return pointer the immutable next node from this node. More...
static __inline__ rtems_chain_node *	rtems_chain_previous (const rtems_chain_node *the_node)
	Return pointer the previous node from this node. More...
static __inline__ const rtems_chain_node *	rtems_chain_immutable_previous (const rtems_chain_node *the_node)
	Return pointer the immutable previous node from this node. More...
static __inline__ bool	rtems_chain_are_nodes_equal (const rtems_chain_node *left, const rtems_chain_node *right)
	Are Two nodes equal. More...
static __inline__ bool	rtems_chain_is_empty (const rtems_chain_control *the_chain)
	Is the chain empty. More...
static __inline__ bool	rtems_chain_is_first (const rtems_chain_node *the_node)
	Is this the first node on the chain. More...
static __inline__ bool	rtems_chain_is_last (const rtems_chain_node *the_node)
	Is this the last node on the chain. More...
static __inline__ bool	rtems_chain_has_only_one_node (const rtems_chain_control *the_chain)
	Does this chain have only one node. More...
static __inline__ bool	rtems_chain_is_head (const rtems_chain_control *the_chain, const rtems_chain_node *the_node)
	Is this node the chain head. More...
static __inline__ bool	rtems_chain_is_tail (const rtems_chain_control *the_chain, const rtems_chain_node *the_node)
	Is this node the chain tail. More...
void	rtems_chain_extract (rtems_chain_node *the_node)
	Extract the specified node from a chain. More...
static __inline__ void	rtems_chain_extract_unprotected (rtems_chain_node *the_node)
	Extract the specified node from a chain (unprotected). More...
rtems_chain_node *	rtems_chain_get (rtems_chain_control *the_chain)
	Obtain the first node on a chain. More...
static __inline__ rtems_chain_node *	rtems_chain_get_unprotected (rtems_chain_control *the_chain)
	See _Chain_Get_unprotected().
static __inline__ rtems_chain_node *	rtems_chain_get_first_unprotected (rtems_chain_control *the_chain)
	See _Chain_Get_first_unprotected().
void	rtems_chain_insert (rtems_chain_node *after_node, rtems_chain_node *the_node)
	Insert a node on a chain. More...
static __inline__ void	rtems_chain_insert_unprotected (rtems_chain_node *after_node, rtems_chain_node *the_node)
	See _Chain_Insert_unprotected().
void	rtems_chain_append (rtems_chain_control *the_chain, rtems_chain_node *the_node)
	Append a node on the end of a chain. More...
static __inline__ void	rtems_chain_append_unprotected (rtems_chain_control *the_chain, rtems_chain_node *the_node)
	Append a node on the end of a chain (unprotected). More...
void	rtems_chain_prepend (rtems_chain_control *the_chain, rtems_chain_node *the_node)
	Prepend a node. More...
static __inline__ void	rtems_chain_prepend_unprotected (rtems_chain_control *the_chain, rtems_chain_node *the_node)
	Prepend a node (unprotected). More...
bool	rtems_chain_append_with_empty_check (rtems_chain_control *chain, rtems_chain_node *node)
	Checks if the chain is empty and appends the node. More...
bool	rtems_chain_prepend_with_empty_check (rtems_chain_control *chain, rtems_chain_node *node)
	Checks if the chain is empty and prepends the node. More...
bool	rtems_chain_get_with_empty_check (rtems_chain_control *chain, rtems_chain_node **node)
	Tries to get the first node and check if the chain is empty afterwards. More...
static __inline__ size_t	rtems_chain_node_count_unprotected (const rtems_chain_control *chain)
	Returns the node count of the chain. More...

Detailed Description

Chain API.

Definition in file chain.h.