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/*******************************************************************************
* Copyright (c) 2007, 2010 Wind River Systems, Inc. and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* and Eclipse Distribution License v1.0 which accompany this distribution.
* The Eclipse Public License is available at
* http://www.eclipse.org/legal/epl-v10.html
* and the Eclipse Distribution License is available at
* http://www.eclipse.org/org/documents/edl-v10.php.
* You may elect to redistribute this code under either of these licenses.
*
* Contributors:
* Wind River Systems - initial API and implementation
*******************************************************************************/
/*
* Utility module that implements an abstarct output queue.
*/
#ifndef D_outputbuf
#define D_outputbuf
#include <tcf/config.h>
#include <tcf/framework/link.h>
typedef struct OutputQueue OutputQueue;
typedef struct OutputBuffer OutputBuffer;
struct OutputQueue {
int error;
LINK queue;
void (*post_io_request)(OutputBuffer *);
};
struct OutputBuffer {
LINK link;
OutputQueue * queue;
char buf[128 * MEM_USAGE_FACTOR];
size_t buf_len;
size_t buf_pos;
};
#define output_queue_is_empty(q) (list_is_empty(&(q)->queue))
extern void output_queue_ini(OutputQueue * q);
extern void output_queue_add(OutputQueue * q, const void * buf, size_t size);
extern void output_queue_done(OutputQueue * q, int error, int size);
extern void output_queue_clear(OutputQueue * q);
#endif /* D_outputbuf */
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