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/*******************************************************************************
* Copyright (c) 2011 protos software gmbh (http://www.protos.de).
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* CONTRIBUTORS:
* Thomas Schuetz (initial contribution)
*
*******************************************************************************/
#include "RMessageService.h"
void RMessageService_init(RMessageService* self, uint8* buffer, uint16 maxBlocks, uint16 blockSize){
self->messageBuffer.buffer = buffer;
self->messageBuffer.maxBlocks = maxBlocks;
self->messageBuffer.blockSize = blockSize;
RMessageQueue_init(&self->messagePool);
RMessageQueue_init(&self->messageQueue);
RMessageService_initMessagePool(self);
}
/*
* initialize message pool with block buffer
* all blocks are added to pool
*/
void RMessageService_initMessagePool(RMessageService* self){
int i;
for (i=0; i<self->messageBuffer.maxBlocks; i++){
RMessage* block = (RMessage*) &self->messageBuffer.buffer[i*self->messageBuffer.blockSize];
RMessageQueue_push(&self->messagePool, block);
}
}
void RMessageService_pushMessage(RMessageService* self, RMessage* msg){
RMessageQueue_push(&self->messageQueue, msg);
}
RMessage* RMessageService_popMessage(RMessageService* self){
return RMessageQueue_pop(&self->messageQueue);
}
RMessage* RMessageService_getMessageBuffer(RMessageService* self, int16 size){
if (size<=self->messageBuffer.blockSize){
if (self->messagePool.size>0){
return RMessageQueue_pop(&self->messagePool);
}
}
return NULL;
}
void RMessageService_returnMessageBuffer(RMessageService* self, RMessage* buffer){
RMessageQueue_push(&self->messagePool, buffer);
}
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