static int HostStatsFetchData(void)
{
DWORD o;
PPERF_OBJECT_TYPE objPtr = NULL;
DWORD res;
DWORD oldBufferSize = BufferSize;
const char * qstr;
qstr = LEVEL1_QUERY_STRING;
while ((res = RegQueryValueEx(HKEY_PERFORMANCE_DATA, qstr,
NULL, NULL,
(LPBYTE)PerfData,
&BufferSize)) == ERROR_MORE_DATA) {
oldBufferSize += 4096;
BufferSize = oldBufferSize;
PerfData = (PPERF_DATA_BLOCK)realloc(PerfData, BufferSize);
}
if (res != ERROR_SUCCESS) {
fprintf(stderr,
"Can't get Windows performance data. RegQueryValueEx returned %ld, errorno \"%d\"\n",
GetLastError(),
res);
return -1;
}
#ifdef NTDBG
fprintf(stderr, "buffersize is %ld\n", BufferSize);
fflush(stderr);
#endif
ProcessObj = NULL;
ProcessorObj = NULL;
MemoryObj = NULL;
SystemObj = NULL;
ObjectsObj = NULL;
objPtr = FirstObject(PerfData);
for (o=0; o < PerfData->NumObjectTypes; o++) {
#ifdef NTDBG
fprintf(stderr, "Object %ld\n", objPtr->ObjectNameTitleIndex);
fflush(stderr);
#endif
switch (objPtr->ObjectNameTitleIndex) {
case PROCESS_OBJ_ID: ProcessObj = objPtr; break;
case PROCESSOR_OBJ_ID: ProcessorObj = objPtr; break;
case MEMORY_OBJ_ID: MemoryObj = objPtr; break;
case SYSTEM_OBJ_ID: SystemObj = objPtr; break;
case OBJECTS_OBJ_ID: ObjectsObj = objPtr; break;
case NETWORK_OBJ_ID: NetworkObj = objPtr; break;
case UDP_OBJ_ID: UdpObj = objPtr; break;
}
objPtr = NextObject(objPtr);
}
if ( ProcessObj == NULL ||
ProcessorObj == NULL ||
MemoryObj == NULL ||
SystemObj == NULL ||
ObjectsObj == NULL ||
NetworkObj == NULL ||
UdpObj == NULL )
{
return -1;
}
loadProcessData();
loadProcessorData();
loadSystemData();
loadMemoryData();
loadObjectData();
loadUdpData();
loadCpuData();
loadNetworkData();
return 0;
}
/*!
Passes service directed to plugins on to the correct plugin.
*/
void InfoLogger::performLogService(TasCommandModel& model, TasResponse& response)
{
TasTarget* target = model.findTarget(APPLICATION_TARGET);
if(!mTimer.isActive() && model.interval() > 100){
mTimer.setInterval(model.interval());
}
if(target){
TasCommand* command = target->findCommand(CPU);
if(command){
if(command->parameter(ACTION) == "start"){
QString fileName;
if(!makeFileName(command, CPU, fileName)){
response.setErrorMessage("File path must be defined for cpu logging!");
}
else{
mLastCpuTime = mDeviceUtils->currentProcessCpuTime();
mInterval.start();
mState |= CpuLogging;
if(mCpu){
delete mCpu;
mCpu = 0;
}
mCpu = openFile(fileName, command);
}
}
else if(command->parameter(ACTION) == "stop" || command->parameter(ACTION) == "load"){
loadCpuData(response, command);
}
}
command = target->findCommand(MEM);
if(command){
if(command->parameter(ACTION) == "start"){
QString fileName;
if(!makeFileName(command, MEM, fileName)){
response.setErrorMessage("File path must be defined for mem logging!");
}
else{
mState |= MemLogging;
if(mMem){
delete mMem;
mMem = 0;
}
mMem = openFile(fileName, command);
}
}
else if(command->parameter(ACTION) == "stop" || command->parameter(ACTION) == "load"){
loadMemData(response, command);
}
}
command = target->findCommand(GPU);
if(command){
if(command->parameter(ACTION) == "start"){
QString fileName;
if(!makeFileName(command, GPU, fileName)){
response.setErrorMessage("File path must be defined for mem logging!");
}
else{
mState |= GpuLogging;
if(mGpu){
delete mGpu;
mGpu = 0;
}
mGpu = openFile(fileName, command);
}
}
else if(command->parameter(ACTION) == "stop" || command->parameter(ACTION) == "load"){
loadGpuData(response, command);
}
}
command = target->findCommand(PWR);
if(command){
if(command->parameter(ACTION) == "start"){
QString fileName;
if(!makeFileName(command, PWR, fileName)){
response.setErrorMessage("File path must be defined for pwr logging!");
}
else{
mState |= PwrLogging;
if(mPwr){
delete mPwr;
mPwr = 0;
}
mPwr = openFile(fileName, command);
}
//to launch measuring if not running
mDeviceUtils->pwrDetails();
}
else if(command->parameter(ACTION) == "stop" || command->parameter(ACTION) == "load"){
loadPwrData(response, command);
if(command->parameter(ACTION) == "stop" ){
mDeviceUtils->stopPwrData();
}
}
}
//determines that does the interval need to be started or stopped
checkLoggerState();
}
}