unit ModuleProcs;

interface

uses
  Windows, Classes;

type
  TModuleArray = array [0..400] of HMODULE;
  TModuleOption = (moRemovePath, moIncludeHandle);
  TModuleOptions = set of TModuleOption;

function GetLoadedDLLList(sl: TStrings;
  Options: TModuleOptions = [moRemovePath]): Boolean;

implementation

uses
  SysUtils;

function GetLoadedDLLList(sl: TStrings;
  Options: TModuleOptions = [moRemovePath]): Boolean;
type
  EnumModType = function (hProcess: Longint; lphModule: TModuleArray;
  cb: DWord; var lpcbNeeded: Longint): Boolean; stdcall;
var
  psapilib: HModule;
  EnumProc: Pointer;
  ma: TModuleArray;
  I: Longint;
  FileName: array[0..MAX_PATH] of Char;
  S: string;
begin
  Result := False;

  (* Данная функция запускается только для Widnows NT *)
  if Win32Platform <> VER_PLATFORM_WIN32_NT then
    Exit;

  psapilib := LoadLibrary('psapi.dll');
  if psapilib = 0 then
    Exit;
  try
    EnumProc := GetProcAddress(psapilib, 'EnumProcessModules');
    if not Assigned(EnumProc) then
      Exit;
    sl.Clear;
    FillChar(ma, SizeOF(TModuleArray), 0);
    if EnumModType(EnumProc)(GetCurrentProcess, ma, 400, I) then
    begin
      for I := 0 to 400 do
        if ma[i] <> 0 then
        begin
          FillChar(FileName, MAX_PATH, 0);
          GetModuleFileName(ma[i], FileName, MAX_PATH);
          if CompareText(ExtractFileExt(FileName), '.dll') = 0 then
          begin
            S := FileName;
            if moRemovePath in Options then
              S := ExtractFileName(S);
            if moIncludeHandle in Options then
              sl.AddObject(S, TObject(ma[I]))
            else
              sl.Add(S);
          end;
        end;
    end;
    Result := True;
  finally
    FreeLibrary(psapilib);
  end;
end;

end.

procedure TForm1.Button1Click(Sender: TObject);
begin
  GetLoadedDLLList(ListBox1.Items, [moIncludeHandle, moRemovePath]);
end;