获得进程ID和句柄与进程的公司名（使用快照和GetPeFileCompany和VerQueryValueW等函数）

WORD  GetProcessIdByName(WCHAR *processName)
{
    DWORD processId = 0;
    HANDLE hProcessSnap=CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS,0);
    if(hProcessSnap==INVALID_HANDLE_VALUE){
        return 0;
     }


    PROCESSENTRY32 pe32;
    pe32.dwSize = sizeof(PROCESSENTRY32);


    BOOL bMore=Process32First(hProcessSnap,&pe32);
    if(!bMore) {
        goto __END;
    }


    do {
        if(_wcsicmp(pe32.szExeFile,processName) == 0){
            if( _wcsicmp(pe32.szExeFile,processName/*GetProcessUserName(pe32.th32ProcessID),L"SYSTEM"*/) == 0){
            processId = pe32.th32ProcessID;
            break;
             }

        }
    } while(Process32Next(hProcessSnap,&pe32));


    __END:

    CloseHandle(hProcessSnap);
    return processId;
}



HANDLE ht = OpenProcess( PROCESS_ALL_ACCESS,FALSE,processId);

//进程序公司名：
#pragma comment(lib,"Version.lib")

//进程路径  名子
void GetPeFileCompany(WCHAR* file_path,WCHAR*&path) 
{
    DWORD useless;
    DWORD info_size = GetFileVersionInfoSizeW(file_path, &useless);
    if (info_size > 0) {
        BYTE *data_buffer = new BYTE[info_size*2/*+1*/];
        ZeroMemory(data_buffer,info_size*2);
        if (data_buffer!=NULL) {
            if (GetFileVersionInfoW(file_path, 0, info_size*2, data_buffer)) {
                void* data_ptr;
                UINT data_len;

                if (VerQueryValueW(data_buffer, L"\\VarFileInfo\\Translation", &data_ptr, &data_len)) {
                    const WORD* ver_data = reinterpret_cast<const WORD*>(data_ptr);
                    WCHAR fp_key[MAX_PATH]={0};
                    wsprintf(fp_key,L"\\StringFileInfo\\%04x%04x\\CompanyName",
                    ver_data[0], ver_data[1]);

                    if(VerQueryValueW(data_buffer, fp_key, &data_ptr, &data_len)) {
                        path = new WCHAR[data_len];
                        memcpy(path,data_ptr,data_len*2);
                        
                        if (data_buffer != NULL){
                            delete []data_buffer;
                            data_buffer = NULL;
                        }
                    }
                }
            }
        }
    }
}


WCHAR *ppp = NULL;
GetPeFileCompany(tp.GetBuffer(),ppp);
AfxMessageBox(ppp);
if (ppp != NULL){
    delete []ppp;
    ppp = NULL;
}