| 163 | } |
| 164 | |
| 165 | static int check_load(printInfoStruct& printInfo) |
| 166 | { |
| 167 | if (l_Debug) |
| 168 | std::wcout << L"Creating query and adding counter" << '\n'; |
| 169 | |
| 170 | PDH_HQUERY phQuery; |
| 171 | PDH_STATUS err = PdhOpenQuery(NULL, NULL, &phQuery); |
| 172 | if (!SUCCEEDED(err)) |
| 173 | goto die; |
| 174 | |
| 175 | PDH_HCOUNTER phCounter; |
| 176 | err = PdhAddEnglishCounter(phQuery, L"\\Processor(_Total)\\% Idle Time", NULL, &phCounter); |
| 177 | if (!SUCCEEDED(err)) |
| 178 | goto die; |
| 179 | |
| 180 | if (l_Debug) |
| 181 | std::wcout << L"Collecting first batch of query data" << '\n'; |
| 182 | |
| 183 | err = PdhCollectQueryData(phQuery); |
| 184 | if (!SUCCEEDED(err)) |
| 185 | goto die; |
| 186 | |
| 187 | if (l_Debug) |
| 188 | std::wcout << L"Sleep for one second" << '\n'; |
| 189 | |
| 190 | Sleep(1000); |
| 191 | |
| 192 | if (l_Debug) |
| 193 | std::wcout << L"Collecting second batch of query data" << '\n'; |
| 194 | |
| 195 | err = PdhCollectQueryData(phQuery); |
| 196 | if (!SUCCEEDED(err)) |
| 197 | goto die; |
| 198 | |
| 199 | if (l_Debug) |
| 200 | std::wcout << L"Creating formatted counter array" << '\n'; |
| 201 | |
| 202 | DWORD CounterType; |
| 203 | PDH_FMT_COUNTERVALUE DisplayValue; |
| 204 | err = PdhGetFormattedCounterValue(phCounter, PDH_FMT_DOUBLE, &CounterType, &DisplayValue); |
| 205 | if (SUCCEEDED(err)) { |
| 206 | if (DisplayValue.CStatus == PDH_CSTATUS_VALID_DATA) { |
| 207 | if (l_Debug) |
| 208 | std::wcout << L"Recieved Value of " << DisplayValue.doubleValue << L" (idle)" << '\n'; |
| 209 | printInfo.load = 100.0 - DisplayValue.doubleValue; |
| 210 | } |
| 211 | else { |
| 212 | if (l_Debug) |
| 213 | std::wcout << L"Received data was not valid\n"; |
| 214 | goto die; |
| 215 | } |
| 216 | |
| 217 | if (l_Debug) |
| 218 | std::wcout << L"Finished collection. Cleaning up and returning" << '\n'; |
| 219 | |
| 220 | PdhCloseQuery(phQuery); |
| 221 | return -1; |
| 222 | } |
no test coverage detected