学步园

见如下CheckProcess函数：

用法：

INT nProc = CheckProcess(_T("wininet.dll");

#include <windows.h><br /> #include <tchar.h><br /> #include <Tlhelp32.h><br /> #include <stdio.h><br /> BOOL CheckModules(DWORD dwPID, LPCTSTR szFileName)<br /> {<br /> HANDLE hModuleSnap = INVALID_HANDLE_VALUE;<br /> MODULEENTRY32 me32;<br /> BOOL bFound = false;<br /> // Take a snapshot of all modules in the specified process.<br /> hModuleSnap = CreateToolhelp32Snapshot(TH32CS_SNAPMODULE, dwPID);<br /> if (hModuleSnap == INVALID_HANDLE_VALUE) {<br /> return FALSE;<br /> }<br /> // Set the size of the structure before using it.<br /> me32.dwSize = sizeof (MODULEENTRY32);<br /> // Retrieve information about the first module,<br /> // and exit if unsuccessful<br /> if (!Module32First(hModuleSnap, &me32)) {<br /> return FALSE;<br /> }<br /> // Now walk the module list of the process,<br /> // and display information about each module<br /> do {<br /> if (0 == _tcsicmp(me32.szModule, szFileName)) {<br /> bFound = TRUE;<br /> break;<br /> }<br /> } while (Module32Next(hModuleSnap, &me32));<br /> // Don't forget to clean up the snapshot object.<br /> CloseHandle(hModuleSnap);<br /> return bFound;<br /> }</p> <p>INT CheckProcess(LPCTSTR szFileName)<br /> {<br /> HANDLE hProcessSnap;<br /> PROCESSENTRY32 pe32;<br /> INT nFind = 0;<br /> DWORD dwProcIdThis = GetCurrentProcessId();<br /> // Take a snapshot of all processes in the system.<br /> hProcessSnap = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0);<br /> if (hProcessSnap == INVALID_HANDLE_VALUE) {<br /> return FALSE;<br /> }<br /> // Set the size of the structure before using it.<br /> pe32.dwSize = sizeof(PROCESSENTRY32);<br /> // Retrieve information about the first process,<br /> // and exit if unsuccessful<br /> if (!Process32First(hProcessSnap, &pe32)) {<br /> CloseHandle(hProcessSnap); // Must clean up the snapshot object!<br /> return FALSE;<br /> }<br /> do {<br /> if (pe32.th32ProcessID == dwProcIdThis) {<br /> continue;<br /> }<br /> if (CheckModules(pe32.th32ProcessID, szFileName)) {<br /> _tprintf_s(_T("%s/n"), pe32.szExeFile);<br /> nFind++;<br /> }<br /> } while (Process32Next(hProcessSnap, &pe32));<br /> CloseHandle(hProcessSnap);<br /> return nFind;<br /> }<br />