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| program decompiler_fichier_chm;
{$APPTYPE CONSOLE}
uses
Windows,
Classes,
ActiveX,
AxCtrls,
ComObj,
SysUtils;
const
CLSID_ITStorage: TGUID = (D1: $5D02926A; D2: $212E; D3: $11D0;
D4: ($9D, $F9, $00, $A0, $C9, $22, $E6, $EC));
IID_ITStorage: TGUID = (D1: $88CC31DE; D2: $27AB; D3: $11D0;
D4: ($9D, $F9, $00, $A0, $C9, $22, $E6, $EC));
var
SaveFolderPathLength: Integer;
type
TCompactionLev = (COMPACT_DATA, COMPACT_DATA_AND_PATH);
PItsControlData = ^TItsControlData;
_ITS_Control_Data = record
cdwControlData: UINT;
adwControlData: array [0..0] of UINT;
end;
TItsControlData=_ITS_Control_Data;
IItsStorage = interface(IUnknown)
['{88CC31DE-27AB-11D0-9DF9-00A0C922E6EC}']
function StgCreateDocFile(const pwcsName: PWideChar; grfMode: DWORD;
reserved: DWORD; var ppstgOpen: IStorage): HRESULT; stdcall;
function StgCreateDocFileOnILockBytes(plkbyt: ILockBytes; grfMode: DWORD;
reserved: DWORD; var ppstgOpen: IStorage): HRESULT; stdcall;
function StgIsStorageFile(const pwcsName: PWideChar): HRESULT; stdcall;
function StgIsStorageILockBytes(plkbyt: ILockBytes): HRESULT; stdcall;
function StgOpenStorage(const pwcsName: PWideChar; pstgPriority: IStorage;
grfMode: DWORD; snbExclude: TSNB; reserved: DWORD;
var ppstgOpen: IStorage): HRESULT; stdcall;
function StgOpenStorageOnILockBytes(plkbyt: ILockBytes;
pStgPriority: IStorage; grfMode: DWORD; snbExclude: TSNB;
reserved: DWORD; var ppstgOpen: IStorage): HRESULT; stdcall;
function StgSetTimes(const lpszName: PWideChar;
const pctime, patime, pmtime: TFileTime): HRESULT; stdcall;
function SetControlData(pControlData: PItsControlData): HRESULT; stdcall;
function DefaultControlData(
var ppControlData: PItsControlData): HRESULT; stdcall;
function Compact(const pwcsName: PWideChar;
iLev: TCompactionLev): HRESULT; stdcall;
end;
procedure ShowHelp;
begin
Writeln('Utiliser: decompiler_fichier_chm.exe [Chemin à Fichier CHM ]');
end;
procedure ExtractLog(IsStorage: Boolean; const Value: string);
begin
if IsStorage then
Writeln('Dossier créé: ',
Copy(Value, SaveFolderPathLength, Length(Value)))
else
Writeln('Extraction du Stream : ',
Copy(Value, SaveFolderPathLength, Length(Value)))
end;
function WaitKeyboardInput(const Promt: string): Char;
var
Done: Boolean;
IR: INPUT_RECORD;
hCon: THandle;
NumOfEvents,
NumOfEventsRead: DWORD;
I: Integer;
begin
Writeln;
Writeln(Promt);
Result := #0;
Done := False;
hCon := GetStdHandle(STD_INPUT_HANDLE);
try
while not Done do
begin
if not GetNumberOfConsoleInputEvents(hCon, NumOfEvents) then
raise EInOutError.CreateFmt(
'GetNumberOfConsoleInputEvents manqué %s',
[SysErrorMessage(GetLastError)]);
if NumOfEvents <= 0 then Continue;
for I := 0 to NumOfEvents - 1 do
begin
if (not ReadConsoleInput(hCon, ir, 1, NumOfEventsRead)) then
raise EInOutError.CreateFmt(
'ReadConsoleInput manqué %s', [SysErrorMessage(GetLastError)]);
Done :=
(NumOfEventsRead = 1) and
(IR.EventType = KEY_EVENT) and
TKeyEventRecord(IR.Event).bKeyDown;
if Done then
Result := TKeyEventRecord(IR.Event).AsciiChar;
end;
end;
except
on E : Exception do
Writeln(Format('Exception: %s', [E.Message]));
end;
end;
procedure ClearScreen;
var
ActualCoord, ZeroCoord: TCoord;
cWritten: DWORD;
hStdout: THandle;
chFillChar: Char;
begin
hStdout := GetStdHandle(STD_OUTPUT_HANDLE);
ActualCoord := GetLargestConsoleWindowSize(hStdout);
ZeroMemory(@ZeroCoord, SizeOf(TCoord));
chFillChar := ' ';
FillConsoleOutputCharacter(hStdout, chFillChar,
ActualCoord.X * ActualCoord.Y, ZeroCoord, cWritten);
SetConsoleCursorPosition(hStdout, ZeroCoord);
end;
function ValidStorage(const Path: string): Boolean;
var
ITS: IItsStorage;
begin
Result := False;
OleCheck(CoCreateInstance(CLSID_ITStorage, nil,
CLSCTX_INPROC_SERVER, IID_ITStorage, ITS));
if FileExists(Path) then
Result := ITS.StgIsStorageFile(StringToOleStr(Path)) = S_OK;
end;
procedure ExtractStream(const RootPath: string; Root: IStorage;
const StreamName: string);
var
TmpStream: IStream;
OS: TOleStream;
FS: TFileStream;
FilePath: string;
begin
OleCheck(Root.OpenStream(StringToOleStr(StreamName),
nil, STGM_READ or STGM_SHARE_EXCLUSIVE, 0, TmpStream));
OS := TOleStream.Create(TmpStream);
try
FilePath := IncludeTrailingPathDelimiter(RootPath) + StreamName;
FS := TFileStream.Create(FilePath, fmCreate);
try
OS.Position := 0;
FS.CopyFrom(OS, OS.Size);
ExtractLog(False, FilePath);
finally
FS.Free;
end;
finally
OS.Free;
end;
end;
procedure ExtractFolder(const RootPath: string; Root: IStorage);
var
ShellMalloc: IMalloc;
Enum: IEnumStatStg;
Fetched: Int64;
TmpElement: TStatStg;
ChildFolder: IStorage;
ChildPath: string;
begin
if (CoGetMalloc(1, ShellMalloc) <> S_OK) or (ShellMalloc = nil) then
raise EComponentError.Create('CoGetMalloc manqué.');
OleCheck(Root.EnumElements(0, nil, 0, Enum));
Fetched := 1;
while Fetched > 0 do
if Enum.Next(1, TmpElement, @Fetched) = S_OK then
if ShellMalloc.DidAlloc(TmpElement.pwcsName) = 1 then
try
if TmpElement.dwType = STGTY_STORAGE then
begin
OleCheck(Root.OpenStorage(TmpElement.pwcsName, nil,
STGM_READ or STGM_SHARE_EXCLUSIVE, nil, 0, ChildFolder));
ChildPath := IncludeTrailingPathDelimiter(RootPath) +
string(TmpElement.pwcsName);
ForceDirectories(ChildPath);
ExtractLog(True, ChildPath);
ExtractFolder(ChildPath, ChildFolder);
end
else
begin
ExtractStream(RootPath, Root, string(TmpElement.pwcsName));
end;
finally
ShellMalloc.Free(TmpElement.pwcsName);
end;
end;
procedure Decompile(const Path: string);
var
ITS: IItsStorage;
Root: IStorage;
SaveFolderPath: string;
begin
OleCheck(CoCreateInstance(CLSID_ITStorage, nil,
CLSCTX_INPROC_SERVER, IID_ITStorage, ITS));
OleCheck(ITS.StgOpenStorage(StringToOleStr(Path), nil,
STGM_READ or STGM_SHARE_EXCLUSIVE, nil, 0, Root));
SaveFolderPath := ExtractFileName(Path);
SaveFolderPath := Copy(SaveFolderPath, 1, Length(SaveFolderPath) -
Length(ExtractFileExt(Path)));
SaveFolderPath := ExtractFilePath(Path) +
UpperCase(SaveFolderPath) + '_DUMP';
ForceDirectories(SaveFolderPath);
Writeln('Dossier créé du dump: ', SaveFolderPath);
SaveFolderPathLength := Length(SaveFolderPath) + 1;
ExtractFolder(SaveFolderPath, Root);
Writeln;
Writeln('Toutes les taches ont été executéés');
end;
begin
try
ClearScreen;
CoInitialize(nil);
if ParamCount = 0 then
ShowHelp
else
begin
if ValidStorage(ParamStr(1)) then
Decompile(ParamStr(1))
else
Writeln(ExtractFileName(ParamStr(1)), ' Format du fichier incorrect.');
end;
except
on E: Exception do
Writeln(E.Message);
end;
WaitKeyboardInput('Appuyez sur n''importe quelle touche pour continuer...')
end. |
Dump Chm , Hlp
Envoyé par mohfa2001
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