我想以不同的方式处理这个问题,
IE。确定我是否有权访问。
是否可以查看您是否可以访问主模块?
foreach (Process p in Process.GetProcesses())
{
try
{
//This throws error for some processes.
if (p.MainModule.FileName.ToLower().EndsWith(ExeName, StringComparison.CurrentCultureIgnoreCase))
{
//Do some stuff
}
}
catch (Exception)
{
//Acess denied
}
}
[Flags]
private enum ProcessAccessFlags : uint
{
QueryLimitedInformation = 0x00001000
}
[DllImport("kernel32.dll", SetLastError = true)]
private static extern bool QueryFullProcessImageName(
[In] IntPtr hProcess,
[In] int dwFlags,
[Out] StringBuilder lpExeName,
ref int lpdwSize);
[DllImport("kernel32.dll", SetLastError = true)]
private static extern IntPtr OpenProcess(
ProcessAccessFlags processAccess,
bool bInheritHandle,
int processId);
String GetProcessFilename(Process p)
{
int capacity = 2000;
StringBuilder builder = new StringBuilder(capacity);
IntPtr ptr = OpenProcess(ProcessAccessFlags.QueryLimitedInformation, false, p.Id);
if (!QueryFullProcessImageName(ptr, 0, builder, ref capacity))
{
return String.Empty;
}
return builder.ToString();
}
将 pinvoke 与 ProcessAccessFlags.QueryLimitedInformation
结合使用。这将允许您在没有特殊管理员权限的情况下获取进程的文件名,并且可以跨 x32 和 x64 进程工作。