cdev-1.7.2n

extensions/cdevGenericServer/example/VirtualService/monitorTest.cc

@@ -0,0 +1,124 @@
+#include <cdevPlatforms.h>
+#include <cdevSystem.h>
+#include <cdevRequestObject.h>
+#include <cdevDevice.h>
+#include <cdevGroup.h>
+#include <cdevCommon.h>
+
+int lastHitReceived = 0;
+int callbackCount   = 0;
+double totalPeriod  = 0.0;
+
+void myCallback1 (int status, void *, cdevRequestObject &, cdevData &)
+	{
+	if(status==CDEV_SUCCESS) callbackCount++;
+	}
+
+void myCallback2 (int status, void *, cdevRequestObject &, cdevData &)
+	{
+	if(status==CDEV_SUCCESS)
+		{
+		callbackCount++;
+		lastHitReceived++;
+		}		 
+	}
+
+#define POSTCOUNT 1
+#define REPEATCOUNT 2
+
+int main(void)
+{
+struct timeval first, second, lapsed;
+cdevCallback cb1(myCallback1, NULL);
+cdevCallback cb2(myCallback2, NULL);
+
+cdevDevice * device[3];
+
+device[0] = cdevDevice::attachPtr("device1");
+device[1] = cdevDevice::attachPtr("device2");
+device[2] = cdevDevice::attachPtr("device3");
+cdevData data;
+cdevData context;
+int      i,j,k;
+int      done = -2;
+double   deviceValue[3][3];
+char     message[255];
+
+context.insert("value", 3);
+for(i=0; i<3; i++)
+	{
+	for(j=0; j<3; j++)
+		{
+		sprintf(message, "get attrib%i", j+1);
+		device[i]->send(message, NULL, data);
+		deviceValue[i][j] = (double)data;
+		}
+	}		
+
+while(done<0)
+	{
+	fprintf(stdout, "Posting %i monitors\n", POSTCOUNT*9);
+	for(i=0; i<3; i++)
+		{
+		device[i]->setContext(context);
+		for(j=0; j<3; j++)
+			{
+			sprintf(message, "monitorOn attrib%i", j+1);
+			for(k=0; k<POSTCOUNT-1; k++)
+				{
+				device[i]->sendCallback(message, NULL, cb1);
+				}
+			device[i]->sendCallback(message, NULL, cb2);
+			}
+		}
+
+	for(k=0; k<REPEATCOUNT; k++)
+		{
+		gettimeofday(&first);
+		while(lastHitReceived<3) cdevSystem::defaultSystem().pend();
+		lastHitReceived = 0;
+		gettimeofday(&second);	
+
+		if (first.tv_usec > second.tv_usec) 
+			{
+			second.tv_usec += 1000000;
+			second.tv_sec--;
+			}
+		lapsed.tv_usec = second.tv_usec - first.tv_usec;
+		lapsed.tv_sec = second.tv_sec - first.tv_sec;
+		double period = (double)lapsed.tv_sec+(double)lapsed.tv_usec/1000000.00;
+		totalPeriod  += period;
+		fprintf(stdout, "%i Callbacks in %f seconds (%i pkts/sec - %i pkts/sec cum)\n", 
+		        POSTCOUNT*9, period, (int)((double)POSTCOUNT*9.0/period), (int)((double)callbackCount/totalPeriod));
+
+		for(i=0; i<3; i++)
+			{
+			for(j=0; j<3; j++)
+				{
+				deviceValue[i][j]+=1.0;
+				data.insert("value", deviceValue[i][j]);
+				if(k<REPEATCOUNT-1)
+					{
+					sprintf(message, "set attrib%i", j+1);
+					device[i]->sendNoBlock(message, data, NULL);
+					}
+				}
+			}
+		}
+
+	fprintf(stdout, "Removing %i monitors\n", POSTCOUNT*9);
+	for(i=0; i<3; i++)
+		{
+		for(j=0; j<3; j++)
+			{
+			sprintf(message, "monitorOff attrib%i", j+1);
+			device[i]->sendCallback(message, NULL, cb1);
+			device[i]->sendCallback(message, NULL, cb2);
+			}
+		}
+	done++;
+	}
+cdevSystem::defaultSystem().poll();
+
+return 0;
+}