Delphi:取得某一dll所有输出函数名
来源:优易学  2011-9-18 15:57:16   【优易学:中国教育考试门户网】   资料下载   IT书店
  取得某一dll所有输出函数名
  在uses里加上ImageHlp
  procedure ListDLLFunctions(DLLName: String; List: TStrings);
  type
  chararr = array [0..$FFFFFF] of Char;
  var
  H: THandle;
  I,
  fc: integer;
  st: string;
  arr: Pointer;
  ImageDebugInformation: PImageDebugInformation;
  begin
  List.Clear;
  DLLName := ExpandFileName(DLLName);
  if FileExists(DLLName) then
  begin
  H := CreateFile(PChar(DLLName), GENERIC_READ, FILE_SHARE_READ or
  FILE_SHARE_WRITE, nil, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, 0);
  if H<>INVALID_HANDLE_VALUE then
  try
  ImageDebugInformation := MapDebugInformation(H, PChar(DLLName), nil, 0);
  if ImageDebugInformation<>nil then
  try
  arr := ImageDebugInformation^.ExportedNames;
  fc := 0;
  for I := 0 to ImageDebugInformation^.ExportedNamesSize - 1 do
  if chararr(arr^)[I]=#0 then
  begin
  st := PChar(@chararr(arr^)[fc]);
  if Length(st)>0 then
  List.Add(st);
  if (I>0) and (chararr(arr^)[I-1]=#0) then
  Break;
  fc := I + 1
  end
  finally
  UnmapDebugInformation(ImageDebugInformation)
  end
  finally
  CloseHandle(H)
  end
  end
  end;
  procedure TForm1.Button1Click(Sender: TObject);
  var
  List: TStrings;
  I: integer;
  S: String;
  begin
  List := TStringList.Create;
  ListDLLFunctions(\'c:\\windows\\system\\Abcsda.dll\', List);
  showmessage(inttostr(list.count));
  S := \'List of functions\';
  for I := 0 to List.Count - 1 do
  S := S + #13#10 + List[I];
  ShowMessage(S);
  List.Free
  end;
  //rock

责任编辑:小草

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