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/*
Copyright (C) 2004-2008 Grame
This program 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 2 of the License, or
(at your option) any later version.
This program 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 this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifdef WIN32
#else
#include <unistd.h>
#include <stdio.h>
#include <string.h>
#include <sys/types.h>
#include <sys/mman.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <semaphore.h>
#include <sys/time.h>
#include <time.h>
#endif
#ifdef __APPLE__
#include "JackMachSemaphore.h"
#endif
#ifdef WIN32
#include "JackWinEvent.h"
#endif
#ifdef linux
#include "JackPosixSemaphore.h"
#include "JackFifo.h"
#endif
#include "JackPlatformPlug.h"
#define ITER 1000
#define SERVER "serveur3"
#define CLIENT "client3"
using namespace Jack;
#ifdef WIN32
LARGE_INTEGER gFreq;
long gQueryOverhead;
static long elapsed (LARGE_INTEGER* t1, LARGE_INTEGER* t2)
{
long high = t1->HighPart - t2->HighPart;
double low = t1->LowPart - t2->LowPart;
// ignore values when high part changes
return high ? 0 : (long)((low * 1000000) / gFreq.LowPart);
}
static BOOL overhead (long * overhead)
{
LARGE_INTEGER t1, t2;
BOOL r1, r2;
int i = 50;
r1 = QueryPerformanceCounter (&t1);
while (i--)
QueryPerformanceCounter (&t2);
r2 = QueryPerformanceCounter (&t2);
if (!r1 || !r2)
return FALSE;
*overhead = elapsed(&t2, &t1) / 50;
return TRUE;
}
#endif
class Test1 : public JackRunnableInterface
{
private:
detail::JackSynchro* fSynchro1;
detail::JackSynchro* fSynchro2;
public:
Test1(detail::JackSynchro* synchro1, detail::JackSynchro* synchro2)
: fSynchro1(synchro1), fSynchro2(synchro2)
{}
bool Execute()
{
#ifdef WIN32
LARGE_INTEGER t1, t2;
BOOL r1, r2;
r1 = QueryPerformanceCounter(&t1);
#else
struct timeval T0, T1;
clock_t time1, time2;
// Get total time for 2 * ITER process swaps
time1 = clock();
gettimeofday(&T0, 0);
#endif
printf("Execute loop\n");
for (int i = 0; i < ITER; i++) {
fSynchro2->Signal();
fSynchro1->Wait();
}
#ifdef WIN32
r2 = QueryPerformanceCounter (&t2);
elapsed(&t2, &t1);
printf ("%5.1lf usec for inter process swap\n", elapsed(&t2, &t1) / (2.0 * ITER));
#else
time2 = clock();
gettimeofday(&T1, 0);
printf ("%5.1lf usec for inter process swap\n", (1e6 * T1.tv_sec - 1e6 * T0.tv_sec + T1.tv_usec - T0.tv_usec) / (2.0 * ITER));
printf ("%f usec for inter process swap \n", (1e6 * ((time2 - time1) / (double(CLOCKS_PER_SEC)))) / (2.0 * ITER));
#endif
return true;
}
};
int main(int ac, char *av [])
{
Test1* obj;
detail::JackSynchro* sem1 = NULL;
detail::JackSynchro* sem2 = NULL;
JackThread* thread;
#ifdef WIN32
if (!QueryPerformanceFrequency (&gFreq) ||
!overhead (&gQueryOverhead)) {
printf ("cannot query performance counter\n");
}
#endif
printf("Test of synchronization primitives : server side\n");
printf("type -s to test Posix semaphore\n");
printf("type -f to test Fifo\n");
printf("type -m to test Mach semaphore\n");
printf("type -e to test Windows event\n");
#ifdef __APPLE__
if (strcmp(av[1], "-m") == 0) {
printf("Mach semaphore\n");
sem1 = new JackMachSemaphore();
sem2 = new JackMachSemaphore();
}
#endif
#ifdef WIN32
if (strcmp(av[1], "-e") == 0) {
printf("Win event\n");
sem1 = new JackWinEvent();
sem2 = new JackWinEvent();
}
#endif
#ifdef linux
if (strcmp(av[1], "-s") == 0) {
printf("Posix semaphore\n");
sem1 = new JackPosixSemaphore();
sem2 = new JackPosixSemaphore();
}
if (strcmp(av[1], "-f") == 0) {
printf("Fifo\n");
sem1 = new JackFifo();
sem2 = new JackFifo();
}
#endif
if (!sem1->Allocate(SERVER, "default", 0))
return -1;
if (!sem2->Allocate(CLIENT, "default", 0))
return -1;
// run test in RT thread
obj = new Test1(sem1, sem2);
#ifdef __APPLE__
thread = new JackMachThread(obj, 10000 * 1000, 500 * 1000, 10000 * 1000);
#endif
#ifdef WIN32
thread = new JackWinThread(obj);
#endif
#ifdef linux
thread = new JackPosixThread(obj, false, 50, PTHREAD_CANCEL_DEFERRED);
#endif
thread->Start();
thread->AcquireRealTime();
#ifdef WIN32
Sleep(90 * 1000);
#else
sleep(30);
#endif
thread->Stop();
sem1->Destroy();
sem2->Destroy();
delete obj;
delete thread;
delete sem1;
delete sem2;
return 0;
}
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