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#include <stdio.h> #include <Windows.h> #include <tlhelp32.h> int CreateProcessDemo() {
STARTUPINFO StartupInfo{}; StartupInfo.cb = sizeof(StartupInfo); PROCESS_INFORMATION ProcessInformation; BOOL rtn = CreateProcess( L"G:\\Tools\\Layer5.0SAINTSEC\\Layer.exe", NULL, NULL, NULL, FALSE, 0, NULL, NULL, &StartupInfo, &ProcessInformation ); if (!rtn) { printf("Create Process Field!"); } else { printf("dwProcessId:\t%d\n", ProcessInformation.dwProcessId); printf("dwThreadId:\t%d\n", ProcessInformation.dwThreadId); printf("hProcess:\t%d\n", ProcessInformation.hProcess); printf("hThread:\t%d\n", ProcessInformation.hThread); } system("pause"); return 0; } void TerminateProcessDemo() { HANDLE hProcess = OpenProcess( PROCESS_ALL_ACCESS, FALSE, 9940 ); if (hProcess==INVALID_HANDLE_VALUE){ printf("Open Process Field!\n"); }else{ TerminateProcess(hProcess,9940); } } void TraversalProcessDemo() {
HANDLE hSnapshot = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0);
PROCESSENTRY32 pe32; pe32.dwSize = sizeof(pe32); bool rtn = Process32First(hSnapshot, &pe32); while (rtn){ wprintf(L"ProcessName:%s\n", pe32.szExeFile); printf("ProcessID:%d\n", pe32.th32ProcessID); printf("------------------------\n"); rtn = Process32Next(hSnapshot, &pe32); } }
DWORD ThreadCallBackA(LPVOID lpThreadParameter) { for (int i = 0; i < 100000; i++) { printf("Thread A Output %d\n", i); } return 0; } DWORD ThreadCallBackB(LPVOID lpThreadParameter) { for (int i = 0; i < 100000; i++) { printf("Thread B Output %d\n", i); } return 0; } int CreateThreadDemo() { DWORD lpThreadIdA=0; HANDLE hThreadA = CreateThread( NULL, NULL, (LPTHREAD_START_ROUTINE)ThreadCallBackA, NULL, NULL, &lpThreadIdA ); WaitForSingleObject(hThreadA, INFINITE); DWORD lpThreadIdB = 0; HANDLE hThreadB = CreateThread( NULL, NULL, (LPTHREAD_START_ROUTINE)ThreadCallBackB, NULL, NULL, &lpThreadIdB ); WaitForSingleObject(hThreadB, INFINITE); for (int i = 0; i < 100000; i++) { printf("main Output %d\n", i); } return 0; }
void TraversalThreadDemo() { DWORD dwProcessID = 24848; HANDLE hSnapshot = CreateToolhelp32Snapshot(TH32CS_SNAPTHREAD, dwProcessID); THREADENTRY32 te32; te32.dwSize = sizeof(te32); BOOL rtn = Thread32First(hSnapshot, &te32); while (rtn) { if (te32.th32OwnerProcessID == dwProcessID) { printf("ThreadID: % d\n", te32.th32ThreadID); printf("OwnerProcessID: % d\n", te32.th32OwnerProcessID); printf("BasePri: % d\n", te32.tpBasePri); printf("---------------------------------------\n"); HANDLE hThread = OpenThread(THREAD_ALL_ACCESS, FALSE, te32.th32ThreadID); TerminateThread(hThread, -1); } rtn = Thread32Next(hSnapshot, &te32); } } int main() { TraversalThreadDemo(); }
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