arch/m68k/mach-mcfv4e/include/proc/net/queue.h File Reference

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Detailed Description

Functions
void	queue_init (QUEUE *)
int	queue_isempty (QUEUE *)
void	queue_add (QUEUE *, QNODE *)
QNODE *	queue_remove (QUEUE *)
QNODE *	queue_peek (QUEUE *)
void	queue_move (QUEUE *, QUEUE *)

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Function Documentation

void queue_add	(	QUEUE *	q,
		QNODE *	node
	)

Add an item to the end of the queue.

Parameters:

[in]	q	Pointer to queue structure
[in]	node	New node to add to the queue

Referenced by nbuf_add(), nbuf_free(), and nbuf_init().

void queue_init

(

QUEUE *

q

)

Initialize the specified queue to an empty state.

Parameters:

[in]

q

Pointer to queue structure

Referenced by nbuf_init().

int queue_isempty

(

QUEUE *

q

)

Check for an empty queue.

Parameters:

[in]

q

Pointer to queue structure

Returns:

1 if Queue is empty 0 otherwise

Referenced by queue_add(), queue_move(), and queue_remove().

void queue_move	(	QUEUE *	dst,
		QUEUE *	src
	)

Move entire contents of one queue to the other.

Parameters:

[in]	src	Pointer to source queue
[in]	dst	Pointer to destination queue

QNODE* queue_peek

(

QUEUE *

q

)

Peek into the queue and return pointer to first (oldest) entry.

The queue is not modified

Parameters:

[in]

q

Pointer to queue structure

Returns:

Node at head of queue - NULL if queue is empty

Referenced by nbuf_debug_dump().

QNODE* queue_remove

(

QUEUE *

q

)

Remove and return first (oldest) entry from the specified queue.

Parameters:

[in]

q

Pointer to queue structure

Returns:

Node at head of queue - NULL if queue is empty

Referenced by nbuf_alloc(), nbuf_flush(), and nbuf_remove().