peheader.pas

Delphi写的PE查看器

{******************************************************************************}
{Copyright(C) 2007,Pefine Security Lab                                         }
{All rights reserved.                                                          }
{                                                                              }
{Abstract:View Win32 PE file information.                                      }
{                                                                              }
{Version:1.01                                                                  }
{Author:WindRand                                                               }
{Date:2007-01-20                                                               }
{******************************************************************************}
unit PEHeader;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, StdCtrls, ExtCtrls, JwaWinNT;

type
  TPEHeaderFrm = class(TForm)
    GroupBox1: TGroupBox;
    Label1: TLabel;
    Label2: TLabel;
    Label3: TLabel;
    Label4: TLabel;
    NSEdit: TEdit;
    TSEdit: TEdit;
    PCEdit: TEdit;
    Label5: TLabel;
    Label6: TLabel;
    Label7: TLabel;
    CSEdit: TEdit;
    SOEdit: TEdit;
    CHEdit: TEdit;
    Panel1: TPanel;
    Button1: TButton;
    MCEdit: TEdit;
    SubBtn: TButton;
    Button2: TButton;
    Button3: TButton;
    procedure FormShow(Sender: TObject);
    procedure Button1Click(Sender: TObject);
    procedure FormCreate(Sender: TObject);
    procedure SubBtnClick(Sender: TObject);
    procedure Button2Click(Sender: TObject);
    procedure Button3Click(Sender: TObject);
  private
    procedure FreeHandle(hFile,mFile:Thandle);
  public
    mFlag:Word;
    tFlag:Cardinal;
    cFlag:Word;
  end;

var
  PEHeaderFrm: TPEHeaderFrm;

implementation

uses Main, Machine, TimeDateStamp, Characteristics;

{$R *.dfm}

procedure TPEHeaderFrm.FormShow(Sender: TObject);
begin
  //Interface center
  With PEHeaderFrm do
    begin
      Left:=(Screen.Width div 2)-(Width div 2);
      Top:=(Screen.Height div 2)-(Height div 2);
    end;
end;

procedure TPEHeaderFrm.Button1Click(Sender: TObject);
begin
  Close;
end;

procedure TPEHeaderFrm.FreeHandle(hFile,mFile:Thandle);
begin
  CloseHandle(hFile);
  CloseHandle(mFile);
end;

procedure TPEHeaderFrm.FormCreate(Sender: TObject);
var
  FileNameStr:String;
  ImageDosHeader:PIMAGEDOSHEADER;
  ImageNTHeaders:PIMAGENTHEADERS;
  hFile,mFile:THandle;
  hView:Pointer;
  vBase:LongWord;
begin
  FileNameStr:=MainFrm.PublicFileNameStr;
  hFile:=CreateFile(PChar(FileNameStr),GENERIC_READ,FILE_SHARE_READ,nil,OPEN_EXISTING,FILE_ATTRIBUTE_NORMAL,0);
  if hFile=INVALID_HANDLE_VALUE then
    begin
      MessageBox(Handle,'Open file error！','Information',MB_OK+MB_ICONERROR);
      CloseHandle(hFile);
      Exit;
    end;
  mFile:=CreateFileMapping(hFile,nil,PAGE_READONLY,0,0,nil);
  if mFile=0 then
    begin
      MessageBox(Handle,'Cannot open the file for memory mapping！','Information',MB_OK+MB_ICONERROR);
      CloseHandle(hFile);
      Exit;
    end;
  hView:=MapViewOfFile(mFile,FILE_MAP_READ,0,0,0);
  if hView=nil then
    begin
      MessageBox(Handle,'Cannot map the file into memory！','Information',MB_OK+MB_ICONERROR);
      FreeHandle(hFile,mFile);
      Exit;
    end;
  ImageDosHeader:=PImageDosHeader(hView);
  if ImageDosHeader.e_magic<>IMAGE_DOS_SIGNATURE then
    begin
      MessageBox(Handle,'This file is not a valid PE！','Information',MB_OK+MB_ICONERROR);
      FreeHandle(hFile,mFile);
      Exit;
    end;
  vBase:=LongWord(ImageDosHeader);
  ImageNTHeaders:=PIMAGENTHEADERS(vBase+LongWord(ImageDosHeader.e_lfanew));
  if ImageNTHeaders.Signature<>IMAGE_NT_SIGNATURE then
    begin
      MessageBox(Handle,'This file is not a valid PE。','Information',MB_OK+MB_ICONINFORMATION);
      FreeHandle(hFile,mFile);
      Exit;
    end;

  MCEdit.Text:=IntToHex(ImageNTHeaders.FileHeader.Machine,4);
  mFlag:=ImageNTHeaders.FileHeader.Machine;
  NSEdit.Text:=IntToHex(ImageNTHeaders.FileHeader.NumberOfSections,4);
  TSEdit.Text:=IntToHex(ImageNTHeaders.FileHeader.TimeDateStamp,8);
  tFlag:=ImageNTHeaders.FileHeader.TimeDateStamp;
  PCEdit.Text:=IntToHex(ImageNTHeaders.FileHeader.PointerToSymbolTable,8);
  CSEdit.Text:=IntToHex(ImageNTHeaders.FileHeader.NumberOfSymbols,8);
  SOEdit.Text:=IntToHex(ImageNTHeaders.FileHeader.SizeOfOptionalHeader,4);
  CHEdit.Text:=IntToHex(ImageNTHeaders.FileHeader.Characteristics,4);
  cFlag:=ImageNTHeaders.FileHeader.Characteristics;
  UnmapViewOfFile(hView);
  FreeHandle(hFile,mFile);
end;

procedure TPEHeaderFrm.SubBtnClick(Sender: TObject);
begin
  Application.CreateForm(TMachineFrm, MachineFrm);
  MachineFrm.ShowModal;
end;

procedure TPEHeaderFrm.Button2Click(Sender: TObject);
begin
  Application.CreateForm(TTimeDateStampFrm, TimeDateStampFrm);
  TimeDateStampFrm.ShowModal;
end;

function BeTrue(fg,Value:Cardinal):Boolean;
begin
  Result:=fg and not Value=0;
end;

procedure TPEHeaderFrm.Button3Click(Sender: TObject);
begin
  With TCharacteristicsFrm.Create(self) do
    begin
      Left:=(Screen.Width div 2)-(Width div 2);
      Top:=(Screen.Height div 2)-(Height div 2);
      CheckBox1.Checked:=BeTrue(IMAGE_FILE_RELOCS_STRIPPED,TempCardinal);
      CheckBox2.Checked:=BeTrue(IMAGE_FILE_EXECUTABLE_IMAGE,TempCardinal);
      CheckBox3.Checked:=BeTrue(IMAGE_FILE_LINE_NUMS_STRIPPED,TempCardinal);
      CheckBox4.Checked:=BeTrue(IMAGE_FILE_LOCAL_SYMS_STRIPPED,TempCardinal);
      CheckBox5.Checked:=BeTrue(IMAGE_FILE_AGGRESIVE_WS_TRIM,TempCardinal);
      CheckBox6.Checked:=BeTrue(IMAGE_FILE_LARGE_ADDRESS_AWARE,TempCardinal);
      CheckBox7.Checked:=BeTrue(IMAGE_FILE_BYTES_REVERSED_LO,TempCardinal);
      CheckBox8.Checked:=BeTrue(IMAGE_FILE_32BIT_MACHINE,TempCardinal);
      CheckBox9.Checked:=BeTrue(IMAGE_FILE_DEBUG_STRIPPED,TempCardinal);
      CheckBox10.Checked:=BeTrue(IMAGE_FILE_REMOVABLE_RUN_FROM_SWAP,TempCardinal);
      CheckBox11.Checked:=BeTrue(IMAGE_FILE_NET_RUN_FROM_SWAP,TempCardinal);
      CheckBox12.Checked:=BeTrue(IMAGE_FILE_SYSTEM,TempCardinal);
      CheckBox13.Checked:=BeTrue(IMAGE_FILE_DLL,TempCardinal);
      CheckBox14.Checked:=BeTrue(IMAGE_FILE_UP_SYSTEM_ONLY,TempCardinal);
      CheckBox15.Checked:=BeTrue(IMAGE_FILE_BYTES_REVERSED_HI,TempCardinal);
      ValueLabel.Caption:=CHEdit.Text;
      if ShowModal=mrok then
        begin
          CHEdit.Text:=IntToHex(CharCount,4);
        end;
    end;
end;

end.