依据名称检测进程是否存在

来源：互联网发布：单片机应用系统设计编辑：程序博客网时间：2024/05/16 07:29

借鉴于网上。

#include <psapi.h >

#pragma comment(lib,"psapi.lib")

DWORD   ProcessToPID(const   char   *InputProcessName);
int AddPrivilege(const char *Name);
const   char   DESTPROC[19]   =   "client.exe";
const   char   DESTPROCDebug[19]   =   "clientd.exe";

部分函数：

void CWatingDlg::OnTimer(UINT nIDEvent)
{
static int Value = 1;
m_Wait+= Value ;
if (m_Wait > 3100)
{
  //KillTimer(nIDEvent);
  Value = 0;
}
else
{
  if (m_Wait%50 == 0 )
  {
   m_Pro_Waiting.GetRange(m_low,m_up);
   m_Pro_Waiting.SetRange(0, m_up*2.0);
   m_Wait *=2.0;
  }
}
m_Pro_Waiting.SetPos(m_Wait);
static int nTime = 0;
DWORD   pid = ProcessToPID(DESTPROC);
DWORD   pidDebug = ProcessToPID(DESTPROCDebug);
nTime++;
if (nTime % 10 == 0)
{
  if (pid != 0 || pidDebug != 0)
  {
   return;
  }
  else
  {
   exit(1);
  }
}
if (nTime > 1200)
{
  exit(1);
}
}

DWORD   ProcessToPID(const   char   *InputProcessName)
{
DWORD   aProcesses[1024],   cbNeeded,   cProcesses;
unsigned   int   i;
HANDLE   hProcess   =   NULL;
HMODULE   hMod   =   NULL;
char   szProcessName[MAX_PATH]   =   "UnknownProcess ";

AddPrivilege(SE_DEBUG_NAME);

//   计算目前有多少进程,   aProcesses[]用来存放有效的进程PIDs
if   (!EnumProcesses(   aProcesses,   sizeof(aProcesses),   &cbNeeded   )   )
{
  return   0;
}

cProcesses   =   cbNeeded   /   sizeof(DWORD);
//   按有效的PID遍历所有的进程
for   (   i   =   0;   i   <   cProcesses;   i++   )
{
  //   打开特定PID的进程
  hProcess   =   OpenProcess(   PROCESS_QUERY_INFORMATION   |
   PROCESS_VM_READ,
   FALSE,   aProcesses[i]);
  //   取得特定PID的进程名
  if   (   hProcess   )
  {
   if(EnumProcessModules(   hProcess,   &hMod,   sizeof(hMod),   &cbNeeded)   )
   {
    GetModuleBaseName(   hProcess,   hMod,
     szProcessName,   sizeof(szProcessName)   );
    //将取得的进程名与输入的进程名比较，如相同则返回进程PID
    if(!stricmp(szProcessName,   InputProcessName))
    {
     CloseHandle(   hProcess   );
     return   aProcesses[i];
    }
   }
  }//end   of   if   (   hProcess   )
}//end   of   for
//没有找到相应的进程名，返回0
CloseHandle(   hProcess   );
return   0;
}

int AddPrivilege(const char *Name)
{
HANDLE hToken;
TOKEN_PRIVILEGES tp;
LUID Luid;

if (!OpenProcessToken(GetCurrentProcess(),
  TOKEN_ADJUST_PRIVILEGES|TOKEN_QUERY,
  &hToken))
{
  return 1;
}

if (!LookupPrivilegeValue(NULL,Name,&Luid))
{
return 1;
}

tp.PrivilegeCount = 1;
tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
tp.Privileges[0].Luid = Luid;

if (!AdjustTokenPrivileges(hToken,
  0,
  &tp,
  sizeof(TOKEN_PRIVILEGES),
  NULL,
  NULL))
{
  return 1;
}

return 0;
}