Source code of Windows XP (NT5)
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<outfile:stub.h>
/***************************************************************************\\
*
* Generated by GIDL on $<date> at $<time>
*
* Stub class portion
* Target = $<target>
*
\***************************************************************************/
#pragma once
#include "Gadget.h"
// Forward Declarations
<repeat:iClass,$<classes.count>>
$<namespace.open>
class $<class>;
$<namespace.close>
</repeat>
// Stub implementations
<repeat:iClass,$<classes.count>>
//---------------------------------------------------------------------------
//
// Stub class $<class.full>
//
$<namespace.open>
<if:"$<super>"=="">
class $<class> : public DUser::Gadget
</if>
<if:"$<super>"!="">
class $<class> : public $<super.full>
</if>
{
public:
static BOOL Init();
static inline $<class> * Build(DUser::Gadget::ConstructInfo * pciData = NULL)
{
$<class> * pctl = reinterpret_cast<$<class> *> (DUserBuildGadget(s_hclMe, pciData));
return pctl;
}
static inline BOOL InstanceOf(const DUser::Gadget * pg)
{
return DUserInstanceOf(const_cast<DUser::Gadget *> (pg), s_hclMe);
}
static inline $<class> * Cast(const DUser::Gadget * pg)
{
return reinterpret_cast<$<class> *> (DUserCastClass(const_cast<DUser::Gadget *> (pg), s_hclMe));
}
static inline $<class> * Cast(HGADGET hgad)
{
return Cast(DUserCastDirect(hgad));
}
static HCLASS GetClass()
{
ASSERT(s_hclMe != NULL); // Ensure class is properly initialized
return s_hclMe;
}
$<helper>
// Convenience wrappers
<repeat:iFunc,$<funcs.count>>
<if:$<func.isInherited>=="false">
inline dapi $<func.return> $<func.short>($<params.proto>)
{ ASSERT(IsInsideContext(GetHandle()));
\
<if:"$<func.return>"!="void">
return \
</if>
Call$<func.short>($<params.call>);
}
</if> ; !isInherited
</repeat> ; iFunc
// Call API's- direct invocation
<repeat:iFunc,$<funcs.count>>
<if:$<func.isInherited>=="false">
dapi $<func.return> Call$<func.short>($<params.proto>);
</if>
</repeat> ; iFunc
// Send API's- wrappers around DUserSendMethod()
<repeat:iFunc,$<funcs.count>>
<if:$<func.isInherited>=="false">
$<func.return> Send$<func.short>($<params.proto>);
</if> ; !isInherited
</repeat> ; iFunc
// Post API's- wrappers around DUserPostMethod()
<repeat:iFunc,$<funcs.count>>
<if:$<func.isInherited>=="false">
void Post$<func.short>($<params.proto>);
</if> ; !isInherited
</repeat> ; iFunc
// Message structures
<repeat:iFunc,$<funcs.count>>
<if:$<func.isInherited>=="false">
struct GMSG_$<func.short> : public MethodMsg
{
<repeat:iParam,$<params.count>>
$<param.type> m_$<param>;
</repeat>
<if:"$<func.return>"!="void">
$<func.return> m_result;
</if>
};
</if> : !isInherited
</repeat> ; iFunc
protected:
static HCLASS s_hclMe;
static DUser::MessageClassStub s_mc;
}; // stub class $<class.full>
<if:$<funcs.count>!=0>
DUser::MessageInfoStub s_rgmi$<class>[];
</if>
$<namespace.close>
</repeat> ; iClass
//
// Setup a class to automatically initialize the stubs.
//
class InitStub
{
public:
InitStub();
};
</outfile>
<outfile:stub.cpp>
/***************************************************************************\\
*
* Generated by GIDL on $<date> at $<time>
*
* Stub class portion
* Target = $<target>
*
\***************************************************************************/
#include "stdafx.h"
<if:"$<project>"!="">
#include "$<project>"
</if>
#include "stub.h"
#pragma warning(disable:4100) // unreferenced formal parameter
using namespace DUser;
<repeat:iClass,$<classes.count>>
/***************************************************************************\\
*
* class $<class.full>
*
\***************************************************************************/
$<namespace.open>
HCLASS $<class>::s_hclMe = NULL;
MessageClassStub $<class>::s_mc;
<if:$<funcs.count>!=0>
MessageInfoStub s_rgmi$<class>[] = {
<repeat:iFunc,$<funcs.count>>
{ -1, L"$<func.short>" },
</repeat>
};
</if>
//---------------------------------------------------------------------------
BOOL $<class>::Init()
{
ZeroMemory(&s_mc, sizeof(s_mc));
s_mc.cbSize = sizeof(s_mc);
s_mc.nClassVersion = $<class.version>;
s_mc.pszClassName = L"$<class.full>";
<if:$<funcs.count>==0>
s_mc.rgMsgInfo = NULL;
</if>
<if:$<funcs.count>!=0>
s_mc.rgMsgInfo = s_rgmi$<class>;
</if>
s_mc.cMsgs = $<funcs.count>;
s_hclMe = DUserRegisterStub(&s_mc);
return s_hclMe != NULL;
}
<if:$<target>=="x86">
<repeat:iFunc,$<funcs.count>>
<if:$<func.isInherited>=="false">
//---------------------------------------------------------------------------
__declspec(naked)
$<func.return>
$<class>::Call$<func.short>($<params.proto>)
{
<repeat:iParam,$<params.count>>
UNREFERENCED_PARAMETER($<param>);
</repeat>
{
__asm
{
lea eax, s_rgmi$<class>;
mov edx, dword ptr [ecx]; // edx = start of message table
add edx, dword ptr [eax + ($<iFunc> * SIZE MessageInfoStub) + 0];
// edx = MsgSlot for msg
mov eax, dword ptr [edx + 4]; // ecx = cbThisOffset
mov ecx, dword ptr [ecx + 4]; // eax = start of 'this' array
add eax, ecx; // ecx = &'this' ptr
mov edx, dword ptr [edx + 0]; // edx = get function ptr
mov ecx, dword ptr [eax]; // ecx = 'this' ptr
jmp edx; // jump (call will mess stack up)
};
}
} // end $<class>::$<func.short>
</if> ; !func.isInherited
</repeat> ; iFunc
</if> ; $<target>=="x86">
<if:$<target>!="x86">
class Dummy$<class>
{
public:
};
<repeat:iFunc,$<funcs.count>>
<if:$<func.isInherited>=="false">
//---------------------------------------------------------------------------
$<func.return>
$<class>::Call$<func.short>($<params.proto>)
{
BYTE * pdwData = reinterpret_cast<BYTE *> (this);
MessageInfoStub * pStub = &s_rgmi$<class>[$<iFunc>];
BYTE * pbMT = * (reinterpret_cast<BYTE **> (pdwData));
BYTE * pbrgThis = * (reinterpret_cast<BYTE **> (pdwData + sizeof(void *)));
BYTE * pbSlot = (reinterpret_cast<BYTE *> (pbMT + pStub->cbSlotOffset));
int cbThisOffset= * (reinterpret_cast<int *> (pbSlot + sizeof(void *)));
union
{
$<func.return> (Dummy$<class>::*pfn$<func.short>)($<params.proto>);
void * pfn;
};
pfn = * (reinterpret_cast<void **> (pbSlot));
void * pvThis = * (reinterpret_cast<void **> (pbrgThis + cbThisOffset));
Dummy$<class> * pDummy
= reinterpret_cast<Dummy$<class> *> (pvThis);
<if:"$<func.return>"!="void">
return \
</if>
(pDummy->*pfn$<func.short>)($<params.call>);
} // end $<class>::$<func.short>
</if> ; !func.isInherited
</repeat> ; iFunc
</if> ; $<target>=="ALL">
<repeat:iFunc,$<funcs.count>>
<if:$<func.isInherited>=="false">
//---------------------------------------------------------------------------
$<func.return>
$<class>::Send$<func.short>($<params.proto>)
{
GMSG_$<func.short> msg;
msg.cbSize = sizeof(msg);
msg.nMsg = s_rgmi$<class>[$<iFunc>].cbSlotOffset;
msg.hgadMsg = GetHandle();
<repeat:iParam,$<params.count>>
msg.m_$<param> = $<param>;
</repeat>
DUserSendMethod(&msg);
<if:"$<func.return>"!="void">
return msg.m_result;
</if> ; "$<func.return>"!="void">
} // end $<class>::Send$<func.short>
//---------------------------------------------------------------------------
void
$<class>::Post$<func.short>($<params.proto>)
{
GMSG_$<func.short> msg;
msg.cbSize = sizeof(msg);
msg.nMsg = s_rgmi$<class>[$<iFunc>].cbSlotOffset;
msg.hgadMsg = GetHandle();
<repeat:iParam,$<params.count>>
msg.m_$<param> = $<param>;
</repeat>
DUserPostMethod(&msg);
} // end $<class>::Post$<func.short>
</if> ; $<func.isInherited>=="false">
</repeat> ; iFunc
$<namespace.close>
</repeat> ; iClass
//
// Setup a class to automatically initialize the stubs.
//
InitStub::InitStub()
{
<repeat:iClass,$<classes.count>>
$<class.full>::Init();
</repeat>
}
#ifndef DUSER_EXPORTS
InitStub g_InitStub;
#endif
</outfile>
<outfile:super.h>
/***************************************************************************\\
*
* Generated by GIDL on $<date> at $<time>
*
* Super class portion
* Target = $<target>
*
\***************************************************************************/
#pragma once
#include "stub.h"
#include "Gadget.h"
// Forward Declarations
<repeat:iClass,$<classes.count>>
$<namespace.open>
class S$<class>;
$<namespace.close>
</repeat>
/***************************************************************************\\
*
* Implementation class helpers
*
\***************************************************************************/
<repeat:iClass,$<classes.count>>
//---------------------------------------------------------------------------
//
// Implementation class $<class.full>
//
$<namespace.open>
template <class T, class base>
class $<class>Impl : public base
{
public:
static BOOL Init$<class.string>()
{
if (FAILED(T::InitClass())) {
return FALSE;
}
<if:"$<super>"!="">
if (!$<super.namespace>::S$<super.short>::Init$<super.string>()) {
return FALSE;
}
</if>
ZeroMemory(&s_mc, sizeof(s_mc));
s_mc.cbSize = sizeof(s_mc);
s_mc.nClassVersion = $<class.version>;
s_mc.pszClassName = L"$<class.full>";
s_mc.pszSuperName = L"$<super.full>";
s_mc.rgMsgInfo = s_rgmi;
s_mc.cMsgs = $<funcs.count>;
s_mc.pfnPromote = T::Promote$<class>;
s_mc.pfnDemote = T::Demote$<class>;
return DUserRegisterGuts(&s_mc) != NULL;
}
static inline HRESULT
InitClass()
{
return S_OK;
}
static inline HRESULT
PreBuild(DUser::Gadget::ConstructInfo * pciData)
{
UNREFERENCED_PARAMETER(pciData);
return S_OK;
}
inline HRESULT
PostBuild(DUser::Gadget::ConstructInfo * pciData)
{
UNREFERENCED_PARAMETER(pciData);
return S_OK;
}
static HRESULT CALLBACK
Promote$<class>(DUser::ConstructProc pfnCS, HCLASS hclCur, DUser::Gadget * pgad, DUser::Gadget::ConstructInfo * pciData)
{
HRESULT hr;
hr = T::PreBuild(pciData);
if (FAILED(hr)) {
return hr;
}
hr = (pfnCS)(DUser::Gadget::ccSuper, T::s_hclSuper, pgad, pciData);
if (FAILED(hr)) {
return hr;
}
T * pc = new T;
if (pc == NULL) {
return E_OUTOFMEMORY;
}
pc->m_pgad = pgad;
hr = (pfnCS)(DUser::Gadget::ccSetThis, hclCur, pgad, pc);
if (FAILED(hr)) {
return hr;
}
hr = pc->PostBuild(pciData);
if (FAILED(hr)) {
delete pc;
return E_OUTOFMEMORY;
}
return S_OK;
}
static HCLASS CALLBACK
Demote$<class>(HCLASS hclCur, DUser::Gadget * pgad, void * pvData)
{
UNREFERENCED_PARAMETER(hclCur);
UNREFERENCED_PARAMETER(pgad);
T * pc = reinterpret_cast<T *> (pvData);
delete pc;
<if:"$<super>"!="">
return T::s_hclSuper;
</if>
<if:"$<super>"=="">
return NULL;
</if>
}
$<class> * GetStub() const
{
return reinterpret_cast<$<class> *> (m_pgad);
}
<repeat:iFunc,$<funcs.count>>
inline dapi $<func.return> Call$<func.short>($<params.proto>)
{ \
<if:"$<func.return>"!="void">
return \
</if>
GetStub()->Call$<func.short>($<params.call>);
}
</repeat> ; iFunc
<repeat:iFunc,$<funcs.count>>
<if:$<func.isInherited>=="false">
static void CALLBACK Decode$<func.short>(DUser::Gadget * pg, MethodMsg * pmsg)
{
$<class>::GMSG_$<func.short> * pmsgD = ($<class>::GMSG_$<func.short> *) pmsg;
$<class> * p = ($<class> *) pg;
UNREFERENCED_PARAMETER(pmsgD);
ASSERT($<class>::InstanceOf(pg)); // Must be of correct type
<if:"$<func.return>"!="void">
pmsgD->m_result = p->Call$<func.short>(\
</if>
<if:"$<func.return>"=="void">
p->$<func.short>($<params.call>);
</if>
}
</if>
</repeat>
$<helper>
protected:
static DUser::MessageClassGuts s_mc;
public:
static DUser::MessageInfoGuts s_rgmi[];
}; // implementation class $<class.full>
#define IMPLEMENT_GUTS_$<class.string>(me, super) \\
DUser::MessageClassGuts $<class.full>Impl<me, super>::s_mc; \\
DUser::MessageInfoGuts $<class.full>Impl<me, super>::s_rgmi[] = { \\
<repeat:iFunc,$<funcs.count>>
<if:$<func.isInherited>=="false">
{ member(me::Api$<func.short>), Decode$<func.short>, L"$<func.short>" }, \\
</if>
<if:$<func.isInherited>=="true">
{ member(me::Api$<func.short>) != member(super::Api$<func.short>) ? member(me::Api$<func.short>) : NULL, NULL, L"$<func.short>" }, \\
</if>
</repeat> ; iFunc
}; \\
$<namespace.close>
</repeat> ; iClass
/***************************************************************************\\
*
* Super class helpers
*
* NOTE: Unlike the stub class, the super class does NOT inherit from any
* base class. This is because it is illegal to jump multiple levels of
* inheritence and scope a function for the super's super.
*
\***************************************************************************/
<repeat:iClass,$<classes.count>>
//---------------------------------------------------------------------------
//
// Super class $<class.full>
//
$<namespace.open>
<if:"$<super>"=="">
class S$<class> : public DUser::SGadget
</if>
<if:"$<super>"!="">
class S$<class> : public $<super.namespace>::S$<super.short>
</if>
{
public:
static BOOL Init$<class.string>();
<repeat:iFunc,$<funcs.count>>
<if:$<func.isInherited>=="false">
dapi $<func.return> Api$<func.short>($<params.proto>);
</if>
</repeat> ; iFunc
public:
static HCLASS s_hclSuper; // HCLASS for THIS super-class
}; // stub class $<class.full>
extern DUser::MessageClassSuper
s_mcsS$<class>; // Super information
$<namespace.close>
</repeat> ; iClass
</outfile> ; super.h
<outfile:super.cpp>
/***************************************************************************\\
*
* Generated by GIDL on $<date> at $<time>
*
* Super class portion
* Target = $<target>
*
\***************************************************************************/
#include "stdafx.h"
<if:"$<project>"!="">
#include "$<project>"
</if>
#include "super.h"
#include "stub.h"
#include <stddef.h>
#pragma warning(disable:4100) // unreferenced formal parameter
using namespace DUser;
HCLASS SGadget::s_hclSuper = NULL;
<repeat:iClass,$<classes.count>>
<if:"$<class.namespace>"=="">
MessageClassSuper s_mcsS$<class>;
</if>
<if:"$<class.namespace>"!="">
MessageClassSuper $<class.namespace>::s_mcsS$<class>;
</if>
</repeat>
<repeat:iClass,$<classes.count>>
/***************************************************************************\\
*
* class $<class.full>
*
\***************************************************************************/
$<namespace.open>
<if:$<target>=="x86">
const int off$<class>Direct = offsetof(S$<class>, m_pgad);
</if>
HCLASS S$<class>::s_hclSuper = NULL;
//---------------------------------------------------------------------------
BOOL
S$<class>::Init$<class.string>()
{
if (s_hclSuper != NULL) {
return TRUE;
}
<if:"$<super>"!="">
if (!$<super.namespace>::S$<super.short>::Init$<super.string>()) {
return FALSE;
}
</if>
ZeroMemory(&s_mcsS$<class>, sizeof(s_mcsS$<class>));
s_mcsS$<class>.cbSize = sizeof(s_mcsS$<class>);
s_mcsS$<class>.nClassVersion = 1;
s_mcsS$<class>.pszClassName = L"$<class.full>";
s_hclSuper = DUserRegisterSuper(&s_mcsS$<class>);
return s_hclSuper != NULL;
}
<if:$<target>=="x86">
<repeat:iFunc,$<funcs.count>>
<if:$<func.isInherited>=="false">
//---------------------------------------------------------------------------
__declspec(naked)
$<func.return>
S$<class>::Api$<func.short>($<params.proto>)
{
<repeat:iParam,$<params.count>>
UNREFERENCED_PARAMETER($<param>);
</repeat>
{
__asm
{
add ecx, off$<class>Direct;
mov eax, dword ptr [ecx]; // eax = (this->m_pgad)
lea ecx, s_rgmi$<class>;
mov edx, dword ptr [s_mcsS$<class>.pmt]; // edx = start of super message table
add edx, dword ptr [ecx + ($<iFunc> * SIZE MessageInfoStub) + 0];
// edx = MsgSlot for msg
mov ecx, dword ptr [edx + 4]; // ecx = cbThisOffset
mov eax, dword ptr [eax + 4]; // eax = start of 'this' array
add ecx, eax; // ecx = &'this' ptr
mov edx, dword ptr [edx + 0]; // edx = get function ptr
mov ecx, dword ptr [ecx]; // ecx = 'this' ptr
jmp edx; // jump (call will mess stack up)
};
}
} // end $<class>::$<func.short>
</if> ; !inherited
</repeat> ; iFunc
</if> ; $<target>=="x86">
<if:$<target>!="x86">
class Dummy$<class>
{
public:
};
<repeat:iFunc,$<funcs.count>>
<if:$<func.isInherited>=="false">
//---------------------------------------------------------------------------
$<func.return>
S$<class>::Api$<func.short>($<params.proto>)
{
BYTE * pdwData = reinterpret_cast<BYTE *> (m_pgad);
MessageInfoStub * pStub = &s_rgmi$<class>[$<iFunc>];
BYTE * pbMT = reinterpret_cast<BYTE *>(s_mcsS$<class>.pmt); // Get super message table
BYTE * pbrgThis = * (reinterpret_cast<BYTE **> (pdwData + sizeof(void *)));
BYTE * pbSlot = (reinterpret_cast<BYTE *> (pbMT + pStub->cbSlotOffset));
int cbThisOffset= * (reinterpret_cast<int *> (pbSlot+ sizeof(void *)));
union
{
$<func.return> (Dummy$<class>::*pfn$<func.short>)($<params.proto>);
void * pfn;
};
pfn = * (reinterpret_cast<void **> (pbSlot));
void * pvThis = * (reinterpret_cast<void **> (pbrgThis + cbThisOffset));
Dummy$<class> * pDummy
= reinterpret_cast<Dummy$<class> *> (pvThis);
<if:"$<func.return>"!="void">
return \
</if>
(pDummy->*pfn$<func.short>)($<params.call>);
} // end $<class>::$<func.short>
</if> ; !inherited
</repeat> ; iFunc
</if> ; $<target>=="ALL">
$<namespace.close>
</repeat> ; iClass
</outfile> ; super.cpp