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/*
Copyright (C) 2009 Her Majesty the Queen in Right of Canada (Communications
Research Center Canada)
*/
/*
This file is part of CRC-DabMux.
CRC-DabMux is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as
published by the Free Software Foundation, either version 3 of the
License, or (at your option) any later version.
CRC-DabMux is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with CRC-DabMux. If not, see <http://www.gnu.org/licenses/>.
*/
#include "dabInputBridgeUdp.h"
#include "dabInputUdp.h"
#include "bridge.h"
struct dabInputBridgeUdpData {
dabInputUdpData* udpData;
bridgeInfo* info;
};
struct dabInputOperations dabInputBridgeUdpOperations = {
dabInputBridgeUdpInit,
dabInputBridgeUdpOpen,
dabInputSetbuf,
NULL,
NULL,
NULL,
dabInputBridgeUdpRead,
dabInputSetbitrate,
dabInputBridgeUdpClose,
dabInputBridgeUdpClean,
NULL
};
int dabInputBridgeUdpInit(void** args)
{
dabInputBridgeUdpData* input = new dabInputBridgeUdpData;
dabInputUdpInit((void**)&input->udpData);
input->info = new bridgeInfo;
bridgeInitInfo(input->info);
*args = input;
return 0;
}
int dabInputBridgeUdpOpen(void* args, const char* inputName)
{
dabInputBridgeUdpData* input = (dabInputBridgeUdpData*)args;
return dabInputUdpOpen(input->udpData, inputName);
}
int dabInputBridgeUdpRead(dabInputOperations* ops, void* args, void* buffer, int size)
{
int nbBytes = 0;
dabInputBridgeUdpData* input = (dabInputBridgeUdpData*)args;
dabInputFifoStats* stats = (dabInputFifoStats*)&input->udpData->stats;
stats->frameRecords[stats->frameCount].curSize = 0;
stats->frameRecords[stats->frameCount].maxSize = size;
if (input->udpData->packet->getLength() == 0) {
input->udpData->socket->receive(*input->udpData->packet);
}
while ((nbBytes = writePacket(input->udpData->packet->getData(),
input->udpData->packet->getLength(), buffer, size,
input->info))
!= 0) {
stats->frameRecords[stats->frameCount].curSize = nbBytes;
input->udpData->socket->receive(*input->udpData->packet);
}
if (input->udpData->packet->getLength() != 0) {
stats->frameRecords[stats->frameCount].curSize = size;
}
if (++stats->frameCount == NB_RECORDS) {
etiLog.log(info, "Data subchannel usage: (%i)",
stats->id);
for (int i = 0; i < stats->frameCount; ++i) {
etiLog.log(info, " %i/%i",
stats->frameRecords[i].curSize,
stats->frameRecords[i].maxSize);
}
etiLog.log(info, "\n");
stats->frameCount = 0;
}
return size;
}
int dabInputBridgeUdpClose(void* args)
{
dabInputBridgeUdpData* input = (dabInputBridgeUdpData*)args;
return dabInputUdpClose(input->udpData);
}
int dabInputBridgeUdpClean(void** args)
{
dabInputBridgeUdpData* input = (dabInputBridgeUdpData*)(*args);
dabInputUdpClean((void**)&input->udpData);
delete input->info;
delete input;
return 0;
}
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