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August 29, 2024 02:29
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Windows API: List Processes
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| #include <windows.h> | |
| #include <tlhelp32.h> | |
| #include <stdio.h> | |
| #ifdef __cplusplus | |
| using namespace std; | |
| #endif | |
| void main() { | |
| // We need to enumrate the list of processes. | |
| HANDLE tlHelp32Snapshot = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0); | |
| DWORD lastError = GetLastError(); | |
| if (lastError != 0) { | |
| printf("GetLastError() returned: %d\n", lastError); | |
| ExitProcess(lastError); | |
| } | |
| while (1) { | |
| PROCESSENTRY32 procEntry = {0}; | |
| procEntry.dwSize = sizeof(PROCESSENTRY32); | |
| Process32Next(tlHelp32Snapshot, &procEntry); | |
| if (GetLastError() == ERROR_NO_MORE_FILES) { | |
| break; | |
| } | |
| printf("ID: %7d - NAME: %s\n", procEntry.th32ProcessID, procEntry.szExeFile); | |
| } | |
| CloseHandle(tlHelp32Snapshot); | |
| ExitProcess(0); | |
| } |
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