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/*
* main.cxx
*
* Queue - a tester of the PQueueChannel class in pwlib
*
* Copyright (c) 2006 Derek J Smithies
*
* The contents of this file are subject to the Mozilla Public License
* Version 1.0 (the "License"); you may not use this file except in
* compliance with the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS"
* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
* the License for the specific language governing rights and limitations
* under the License.
*
* The Original Code is Jester
*
* The Initial Developer of the Original Code is Derek J Smithies
*
* Contributor(s): ______________________________________.
*
* $Revision: 20385 $
* $Author: rjongbloed $
* $Date: 2008-06-04 05:40:38 -0500 (Wed, 04 Jun 2008) $
*/
#include <ptlib.h>
#include "main.h"
#include "version.h"
#define new PNEW
PCREATE_PROCESS(QueueProcess);
///////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
QueueProcess::QueueProcess()
: PProcess("Derek Smithies Code Factory", "Queue",
1, 1, ReleaseCode, 0)
{
}
void QueueProcess::Main()
{
// Get and parse all of the command line arguments.
PArgList & args = GetArguments();
args.Parse(
"h-help."
"d-durationread:"
"D-durationwrite:"
"s-sizeread:"
"S-sizewrite:"
"i-iterations:"
#if PTRACING
"o-output:"
"t-trace."
#endif
"v-version."
, FALSE);
if (args.HasOption('h') ) {
cout << "Usage : " << GetName() << " [options] \n"
"General options:\n"
" -d --durationread : interval, in ms between reads (30ms)\n"
" -D --durationwrite : interval, in ms between writes (20ms)\n"
" -s --sizeread : number of bytes read at each read iteration (480)\n"
" -S --sizewrite : number of bytes written at each write iteration (320)\n"
" -i --iterations # : number of iteration of the write loop (100) \n"
#if PTRACING
" -t --trace : Enable trace, use multiple times for more detail.\n"
" -o --output : File for trace output, default is stderr.\n"
#endif
" -h --help : This help message.\n"
" -v --version : report version and program info.\n"
"\n"
"\n";
return;
}
if (args.HasOption('v')) {
cout << GetName() << endl
<< " Version " << GetVersion(TRUE) << endl
<< " by " << GetManufacturer() << endl
<< " on " << GetOSClass() << ' ' << GetOSName() << endl
<< " (" << GetOSVersion() << '-' << GetOSHardware() << ")\n\n";
return;
}
#if PTRACING
PTrace::Initialise(args.GetOptionCount('t'),
args.HasOption('o') ? (const char *)args.GetOptionString('o') : NULL,
PTrace::Timestamp|PTrace::Thread|PTrace::FileAndLine);
#endif
iterations = 100;
writeDelay = 20;
readDelay = 30;
writeSize = 320;
readSize = 480;
if (args.HasOption('i'))
iterations = args.GetOptionString('i').AsInteger();
if (args.HasOption('d'))
writeDelay = args.GetOptionString('d').AsInteger();
if (args.HasOption('D'))
readDelay = args.GetOptionString('D').AsInteger();
if (args.HasOption('s'))
writeSize = args.GetOptionString('s').AsInteger();
if (args.HasOption('S'))
readSize = args.GetOptionString('S').AsInteger();
PStringStream values;
values << " processs " << iterations << " iterations of the write loop" << endl;
values << " Read " << readSize << " bytes per loop, delay " << readDelay << " ms" << endl;
values << " Write " << writeSize << " bytes per loop, delay " << writeDelay << " ms" << endl;
cout << values;
PTRACE(3, values);
queue.Open(10000);
PThread * writer = PThread::Create(PCREATE_NOTIFIER(GenerateBlockData), 0,
PThread::NoAutoDeleteThread,
PThread::NormalPriority,
"generate");
PThread * reader = PThread::Create(PCREATE_NOTIFIER(ConsumeBlockData), 0,
PThread::NoAutoDeleteThread,
PThread::NormalPriority,
"consume");
writer->WaitForTermination();
reader->WaitForTermination();
delete writer;
delete reader;
}
void QueueProcess::GenerateBlockData(PThread &, INT )
{
PAdaptiveDelay delay;
BYTE buffer[writeSize];
PINDEX count = 0;
for (PINDEX i = 0; i < iterations; i++) {
count++;
delay.Delay(writeDelay);
queue.Write(buffer, writeSize);
PTRACE(3, "Write " << writeSize << " bytes to the queue ("
<< queue.GetLength() << " bytes)"
<< " " << (count * writeSize));
}
PTRACE(3, "End of generate data blocks ");
queue.Close();
}
void QueueProcess::ConsumeBlockData(PThread &, INT)
{
PAdaptiveDelay delay;
BYTE buffer[readSize];
PINDEX count = 0;
PINDEX readCount = 0;
while (queue.GetLength() < (readSize * 2)) {
PTRACE(3, "Wait for queue to grow, is only " << queue.GetLength() << " bytes).");
PThread::Sleep(10);
}
delay.Restart();
while (queue.IsOpen()) {
count++;
delay.Delay(readDelay);
if (!queue.Read(buffer, readSize)) {
PTRACE(2, "Failed in read from the queue. Read only "
<< queue.GetLastReadCount() << " bytes.");
} else {
readCount += queue.GetLastReadCount();
PTRACE(3, "Read " << queue.GetLastReadCount() << " bytes from the queue ("
<< queue.GetLength() << " bytes)"
<< " " << (count * readSize)
<< " (" << readCount << ")");
}
}
PTRACE(3, "End of read data blocks from the queue");
}
// End of File ///////////////////////////////////////////////////////////////
|
