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unit NTNative;
interface
uses Classes, SysUtils, Windows;
type
Pointer32 = ULONG;
THANDLE32 = ULONG;
_UNICODE_STRING = record
Length: Word;
MaximumLength: Word;
Buffer: LPWSTR;
end;
UNICODE_STRING = _UNICODE_STRING;
//http://msdn.microsoft.com/en-us/library/windows/desktop/ms684280%28v=vs.85%29.aspx
PROCESS_BASIC_INFORMATION = record
Reserved1 : Pointer;
PebBaseAddress: Pointer;
Reserved2: array [0..1] of Pointer;
UniqueProcessId: ULONG_PTR;
Reserved3: Pointer;
end;
//http://undocumented.ntinternals.net/UserMode/Structures/RTL_DRIVE_LETTER_CURDIR.html
_RTL_DRIVE_LETTER_CURDIR = record
Flags: Word;
Length: Word;
TimeStamp: ULONG;
DosPath: UNICODE_STRING;
end;
RTL_DRIVE_LETTER_CURDIR = _RTL_DRIVE_LETTER_CURDIR;
_CURDIR = record
DosPath: UNICODE_STRING;
Handle: THANDLE;
end;
CURDIR = _CURDIR;
//http://undocumented.ntinternals.net/UserMode/Structures/RTL_USER_PROCESS_PARAMETERS.html
_RTL_USER_PROCESS_PARAMETERS = record
MaximumLength: ULONG;
Length: ULONG;
Flags: ULONG;
DebugFlags: ULONG;
ConsoleHandle: THANDLE;
ConsoleFlags: ULONG;
StandardInput: THANDLE;
StandardOutput: THANDLE;
StandardError: THANDLE;
CurrentDirectory: CURDIR;
DllPath: UNICODE_STRING;
ImagePathName: UNICODE_STRING;
CommandLine: UNICODE_STRING;
Environment: Pointer;
StartingX: ULONG;
StartingY: ULONG;
CountX: ULONG;
CountY: ULONG;
CountCharsX: ULONG;
CountCharsY: ULONG;
FillAttribute: ULONG;
WindowFlags: ULONG;
ShowWindowFlags: ULONG;
WindowTitle: UNICODE_STRING;
DesktopInfo: UNICODE_STRING;
ShellInfo: UNICODE_STRING;
RuntimeData: UNICODE_STRING;
CurrentDirectories: array[0..31] of RTL_DRIVE_LETTER_CURDIR;
end;
RTL_USER_PROCESS_PARAMETERS = _RTL_USER_PROCESS_PARAMETERS;
PRTL_USER_PROCESS_PARAMETERS = ^RTL_USER_PROCESS_PARAMETERS;
_PEB = record
Reserved1 : array [0..1] of Byte;
BeingDebugged : Byte;
Reserved2 : Byte;
Reserved3 : array [0..1] of Pointer;
Ldr : Pointer;
ProcessParameters : PRTL_USER_PROCESS_PARAMETERS;
Reserved4 : array [0..102] of Byte;
Reserved5 : array [0..51] of Pointer;
PostProcessInitRoutine : Pointer;
Reserved6 : array [0..127] of byte;
Reserved7 : Pointer;
SessionId : ULONG;
end;
PEB=_PEB;
{$IFDEF CPUX64}
_UNICODE_STRING32 = record
Length: Word;
MaximumLength: Word;
Buffer: Pointer32;
end;
UNICODE_STRING32 = _UNICODE_STRING32;
_RTL_DRIVE_LETTER_CURDIR32 = record
Flags: Word;
Length: Word;
TimeStamp: ULONG;
DosPath: UNICODE_STRING32;
end;
RTL_DRIVE_LETTER_CURDIR32 = _RTL_DRIVE_LETTER_CURDIR32;
_CURDIR32 = record
DosPath: UNICODE_STRING32;
Handle: THANDLE32;
end;
CURDIR32 = _CURDIR32;
_RTL_USER_PROCESS_PARAMETERS32 = record
MaximumLength: ULONG;
Length: ULONG;
Flags: ULONG;
DebugFlags: ULONG;
ConsoleHandle: THANDLE32;
ConsoleFlags: ULONG;
StandardInput: THANDLE32;
StandardOutput: THANDLE32;
StandardError: THANDLE32;
CurrentDirectory: CURDIR32;
DllPath: UNICODE_STRING32;
ImagePathName: UNICODE_STRING32;
CommandLine: UNICODE_STRING32;
Environment: Pointer32;
StartingX: ULONG;
StartingY: ULONG;
CountX: ULONG;
CountY: ULONG;
CountCharsX: ULONG;
CountCharsY: ULONG;
FillAttribute: ULONG;
WindowFlags: ULONG;
ShowWindowFlags: ULONG;
WindowTitle: UNICODE_STRING32;
DesktopInfo: UNICODE_STRING32;
ShellInfo: UNICODE_STRING32;
RuntimeData: UNICODE_STRING32;
CurrentDirectories: array[0..31] of RTL_DRIVE_LETTER_CURDIR32;
end;
RTL_USER_PROCESS_PARAMETERS32 = _RTL_USER_PROCESS_PARAMETERS32;
PRTL_USER_PROCESS_PARAMETERS32 = ^RTL_USER_PROCESS_PARAMETERS32;
_PEB32 = record
Reserved1 : array [0..1] of Byte;
BeingDebugged : Byte;
Reserved2 : Byte;
Reserved3 : array [0..1] of Pointer32;
Ldr : Pointer32;
ProcessParameters : Pointer32;//PRTL_USER_PROCESS_PARAMETERS;
Reserved4 : array [0..102] of Byte;
Reserved5 : array [0..51] of Pointer32;
PostProcessInitRoutine : Pointer32;
Reserved6 : array [0..127] of byte;
Reserved7 : Pointer32;
SessionId : ULONG;
end;
PEB32=_PEB32;
{$ENDIF}
type
TIsWow64Process = function(Handle:THandle; var IsWow64 : BOOL) : BOOL; stdcall;
var
_IsWow64Process : TIsWow64Process;
function NtQueryInformationProcess(ProcessHandle : THandle; ProcessInformationClass : DWORD; ProcessInformation : Pointer; ProcessInformationLength : ULONG; ReturnLength : PULONG ): LongInt; stdcall; external 'ntdll.dll';
function NtQueryVirtualMemory(ProcessHandle : THandle; BaseAddress : Pointer; MemoryInformationClass : DWORD; MemoryInformation : Pointer; MemoryInformationLength : ULONG; ReturnLength : PULONG ): LongInt; stdcall; external 'ntdll.dll';
function ProcessIsX64(hProcess: DWORD): Boolean;
procedure Init_IsWow64Process;
implementation
procedure Init_IsWow64Process;
var
hKernel32 : Integer;
begin
hKernel32 := LoadLibrary(kernel32);
if (hKernel32 = 0) then RaiseLastOSError;
try
_IsWow64Process := GetProcAddress(hkernel32, 'IsWow64Process');
finally
FreeLibrary(hKernel32);
end;
end;
function ProcessIsX64(hProcess: DWORD): Boolean;
var
IsWow64: BOOL;
begin
Result := False;
{$IFNDEF CPUX64}
Exit;
{$ENDIF}
if not Assigned(_IsWow64Process) then
Init_IsWow64Process;
if Assigned(_IsWow64Process) then
begin
if (_IsWow64Process(hProcess, IsWow64)) then
Result := not IsWow64
else
RaiseLastOSError;
end;
end;
end.
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