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>;
$<namespace.close>
</repeat>
//
// Check that all functions return correct return values
//
<repeat:iClass,$<classes.count>>
<repeat:iFunc,$<funcs.count>>
<if:$<func.isInherited>=="false">
<if:"$<func.return>"!="HRESULT">
#error $<class.full>::$<func.short>() doesn't return an HRESULT.
</if>
</if> ; ! inherited
</repeat> ; iFunc
</repeat> ; iClass
// 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:$<func.isInherited>=="false">
<if:"$<func.isEvent>"=="true">
__forceinline HRESULT $<func.short>($<params.proto>)
{
ASSERT(IsInsideContext(GetHandle()));
return CallStubEvent($<params.call>, s_rgmi$<class>[$<iFunc>].cbSlotOffset);
}
</if>
<if:"$<func.isMethod>"=="true">
__forceinline $<func.return> $<func.short>($<params.proto>)
{
ASSERT(IsInsideContext(GetHandle()));
$<func.short>Msg msg;
msg.cbSize = sizeof(msg);
msg.nMsg = s_rgmi$<class>[$<iFunc>].cbSlotOffset;
<repeat:iParam,$<params.count>>
<if:"$<param.flow>"=="IN">
msg.$<param> = $<param>;
</if>
</repeat> ; iParam
<if:"$<func.return>"!="HRESULT">
<if:$<params.count.out>!=0>
<repeat:iParam,$<params.count>>
<if:"$<param.flow>"=="OUT">
UNREFERENCED_PARAMETER($<param>);
</if>
</repeat> ; iParam
</if> ; has params
</if> ; return != HRESULT
<if:"$<func.return>"=="void">
CallStubMethod(&msg);
</if>
<if:"$<func.return>"!="void">
$<func.return> r = CallStubMethod(&msg);
<if:"$<func.return>"=="HRESULT">
<if:$<params.count.out>!=0>
if (SUCCEEDED(r)) {
<repeat:iParam,$<params.count>>
<if:"$<param.flow>"=="OUT">
if ($<param> != NULL) {
*$<param> = msg.$<param>;
}
</if>
</repeat> ; iParam
}
</if> ; has out params
</if> ; return == HRESULT
return r;
</if> ; return != void
}
</if> ; isMethod
</if> ; !isInherited
</repeat> ; iFunc
//
// Message structures
//
<repeat:iFunc,$<funcs.count>>
<if:$<func.isInherited>=="false">
<if:$<func.isMethod>=="true">
struct $<func.short>Msg : public MethodMsg
{
<repeat:iParam,$<params.count>>
$<param.flow> $<param.type> $<param>;
</repeat>
};
</if> ; isMethod
</if> : !isInherited
</repeat> ; iFunc
// Send API's- wrappers around DUserSendMethod()
<repeat:iFunc,$<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:$<func.isInherited>=="false">
HRESULT Post$<func.short>($<params.proto>);
</if> ; !isInherited
</repeat> ; iFunc
protected:
static HCLASS s_hclMe;
static DUser::MessageClassStub s_mc;
<if:$<funcs.count>!=0>
public:
static DUser::MessageInfoStub s_rgmi$<class>[];
</if>
}; // stub class $<class.full>
$<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;
#if defined(_M_IX86)
//
// NOTE: Because these function is __declspec(naked), the compiler isn't
// smart enough to use ESP for parameters. Therefore, we need to directly
// reference them and not use the inline assembly notation.
//
//---------------------------------------------------------------------------
__declspec(naked)
HRESULT
Gadget::CallStubMethod(MethodMsg * pmsg)
{
UNREFERENCED_PARAMETER(pmsg);
{
__asm
{
mov edx, dword ptr [ecx]; // edx = start of message table
mov eax, dword ptr [esp + 4]; // eax = GMSG* (param 1)
add edx, dword ptr ((GMSG)[eax]).nMsg;
// edx = MsgSlot for msg
mov eax, dword ptr [edx + 4]; // ecx = cbThisOffset
mov ecx, dword ptr [ecx + 4]; // eax = start of 'this' array
mov edx, dword ptr [edx + 0]; // edx = get function ptr
mov ecx, dword ptr [eax + ecx]; // ecx = 'this' ptr
jmp edx; // jump (call will mess stack up)
};
}
}
#else // _M_IX86
//---------------------------------------------------------------------------
HRESULT
Gadget::CallStubMethod(MethodMsg * pmsg)
{
int cbSlotOffset= pmsg->nMsg;
BYTE * pdwData = reinterpret_cast<BYTE *> (this);
BYTE * pbMT = * (reinterpret_cast<BYTE **> (pdwData));
BYTE * pbrgThis = * (reinterpret_cast<BYTE **> (pdwData + sizeof(void *)));
BYTE * pbSlot = (reinterpret_cast<BYTE *> (pbMT + cbSlotOffset));
int cbThisOffset= * (reinterpret_cast<int *> (pbSlot + sizeof(void *)));
union
{
DUser::MethodProc pfnTemp;
void * pfn;
};
pfn = * (reinterpret_cast<void **> (pbSlot));
void * pvThis = * (reinterpret_cast<void **> (pbrgThis + cbThisOffset));
SGadget * pDummy = reinterpret_cast<SGadget *> (pvThis);
return (pDummy->*pfnTemp)(pmsg);
}
#endif // _M_IX86
//---------------------------------------------------------------------------
HRESULT
Gadget::CallSuperMethod(MethodMsg * pmsg, void * pMT)
{
int cbSlotOffset= pmsg->nMsg;
BYTE * pdwData = reinterpret_cast<BYTE *> (this);
BYTE * pbMT = (reinterpret_cast<BYTE *> (pMT));
BYTE * pbrgThis = * (reinterpret_cast<BYTE **> (pdwData + sizeof(void *)));
BYTE * pbSlot = (reinterpret_cast<BYTE *> (pbMT + cbSlotOffset));
int cbThisOffset= * (reinterpret_cast<int *> (pbSlot + sizeof(void *)));
union
{
DUser::MethodProc pfnTemp;
void * pfn;
};
pfn = * (reinterpret_cast<void **> (pbSlot));
void * pvThis = * (reinterpret_cast<void **> (pbrgThis + cbThisOffset));
SGadget * pDummy = reinterpret_cast<SGadget *> (pvThis);
return (pDummy->*pfnTemp)(pmsg);
}
//---------------------------------------------------------------------------
UINT
Gadget::CallStubEvent(EventMsg * pmsg, int nEventMsg)
{
int cbSlotOffset= nEventMsg;
BYTE * pdwData = reinterpret_cast<BYTE *> (this);
BYTE * pbMT = * (reinterpret_cast<BYTE **> (pdwData));
BYTE * pbrgThis = * (reinterpret_cast<BYTE **> (pdwData + sizeof(void *)));
BYTE * pbSlot = (reinterpret_cast<BYTE *> (pbMT + cbSlotOffset));
int cbThisOffset= * (reinterpret_cast<int *> (pbSlot + sizeof(void *)));
union
{
DUser::EventProc pfnTemp;
void * pfn;
};
pfn = * (reinterpret_cast<void **> (pbSlot));
void * pvThis = * (reinterpret_cast<void **> (pbrgThis + cbThisOffset));
SGadget * pDummy = reinterpret_cast<SGadget *> (pvThis);
return (pDummy->*pfnTemp)(pmsg);
}
//---------------------------------------------------------------------------
UINT
Gadget::CallSuperEvent(EventMsg * pmsg, void * pMT, int nEventMsg)
{
int cbSlotOffset= nEventMsg;
BYTE * pdwData = reinterpret_cast<BYTE *> (this);
BYTE * pbMT = (reinterpret_cast<BYTE *> (pMT));
BYTE * pbrgThis = * (reinterpret_cast<BYTE **> (pdwData + sizeof(void *)));
BYTE * pbSlot = (reinterpret_cast<BYTE *> (pbMT + cbSlotOffset));
int cbThisOffset= * (reinterpret_cast<int *> (pbSlot + sizeof(void *)));
union
{
DUser::MethodProc pfnTemp;
void * pfn;
};
pfn = * (reinterpret_cast<void **> (pbSlot));
void * pvThis = * (reinterpret_cast<void **> (pbrgThis + cbThisOffset));
SGadget * pDummy = reinterpret_cast<SGadget *> (pvThis);
return (pDummy->*pfnTemp)(pmsg);
}
<repeat:iClass,$<classes.count>>
/***************************************************************************\\
*
* class $<class.full>
*
\***************************************************************************/
$<namespace.open>
HCLASS $<class>::s_hclMe = NULL;
MessageClassStub $<class>::s_mc;
<if:$<funcs.count>!=0>
MessageInfoStub $<class>::s_rgmi$<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 = $<funcs.count>;
s_hclMe = DUserRegisterStub(&s_mc);
return s_hclMe != NULL;
}
<repeat:iFunc,$<funcs.count>>
<if:$<func.isInherited>=="false">
<if:"$<func.isEvent>"=="true">
HRESULT
$<class>::Send$<func.short>($<params.proto>)
{
ASSERT(0); // Not Implemented
return E_NOTIMPL;
}
</if>
<if:"$<func.isMethod>"=="true">
//---------------------------------------------------------------------------
$<func.return>
$<class>::Send$<func.short>($<params.proto>)
{
$<func.short>Msg msg;
msg.cbSize = sizeof(msg);
msg.nMsg = s_rgmi$<class>[$<iFunc>].cbSlotOffset;
<repeat:iParam,$<params.count>>
<if:"$<param.flow>"=="IN">
msg.$<param> = $<param>;
</if>
</repeat> ; iParam
<if:"$<func.return>"!="HRESULT">
<if:$<params.count.out>!=0>
<repeat:iParam,$<params.count>>
<if:"$<param.flow>"=="OUT">
UNREFERENCED_PARAMETER($<param>);
</if>
</repeat> ; iParam
</if> ; has params
</if> ; return != HRESULT
<if:"$<func.return>"=="void">
DUserSendMethod(&msg);
</if>
<if:"$<func.return>"!="void">
$<func.return> r = DUserSendMethod(&msg);
<if:"$<func.return>"=="HRESULT">
<if:$<params.count.out>!=0>
if (SUCCEEDED(r)) {
<repeat:iParam,$<params.count>>
<if:"$<param.flow>"=="OUT">
if ($<param> != NULL) {
*$<param> = msg.$<param>;
}
</if>
</repeat> ; iParam
}
</if> ; has out params
</if> ; return == HRESULT
return r;
</if> ; return != void
} // end $<class>::Send$<func.short>
</if> ; isMethod
<if:"$<func.isEvent>"=="true">
//---------------------------------------------------------------------------
HRESULT
$<class>::Post$<func.short>($<params.proto>)
{
ASSERT(0); // Not Implemented
return E_NOTIMPL;
}
</if>
<if:"$<func.isMethod>"=="true">
//---------------------------------------------------------------------------
HRESULT
$<class>::Post$<func.short>($<params.proto>)
{
$<func.short>Msg msg;
msg.cbSize = sizeof(msg);
msg.nMsg = s_rgmi$<class>[$<iFunc>].cbSlotOffset;
<repeat:iParam,$<params.count>>
<if:"$<param.flow>"=="IN">
msg.$<param> = $<param>;
</if>
</repeat> ; iParam
return DUserPostMethod(&msg);
} // end $<class>::Post$<func.short>
</if> ; isMethod
</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>;
$<namespace.close>
</repeat>
void CALLBACK GenericDecode(DUser::Gadget * pg, MethodMsg * pmsg);
/***************************************************************************\\
*
* Implementation class helpers
*
\***************************************************************************/
<repeat:iClass,$<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);
}
/*
$<helper>
*/
protected:
static DUser::MessageClassGuts s_mc;
public:
static DUser::MessageInfoGuts s_rgmi[];
}; // implementation class $<class.full>Impl
#define IMPLEMENT_GUTS_$<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:$<func.isInherited>=="false">
<if:$<func.isMethod>=="true">
{ (DUser::Method<me, $<class>::$<func.short>Msg>(me::Api$<func.short>)), L"$<func.short>" }, \\
</if>
<if:$<func.isEvent>=="true">
{ (DUser::Event<me, EventMsg>(me::Api$<func.short>)), L"$<func.short>" }, \\
</if>
</if> ; !isInherited
<if:$<func.isInherited>=="true">
<if:$<func.isMethod>=="true">
{ (DUser::Method<me, $<class>::$<func.short>Msg>(me::Api$<func.short>) != DUser::Method<super, $<super>::$<func.short>Msg>(super::Api$<func.short>) ? DUser::Method<me, $<class>::$<func.short>Msg>(me::Api$<func.short>) : NULL), L"$<func.short>" }, \\
</if>
<if:$<func.isEvent>=="true">
{ (DUser::Event<me, EventMsg>(me::Api$<func.short>) != DUser::Event<super, EventMsg>(super::Api$<func.short>) ? DUser::Event<me, EventMsg>(me::Api$<func.short>) : NULL), L"$<func.short>" }, \\
</if>
</if> ; isInherited
</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:$<func.isInherited>=="false">
<if:"$<func.isEvent>"=="true">
dapi HRESULT Api$<func.short>($<params.proto>)
{
return m_pgad->CallSuperEvent($<params.call>, s_mcsS$<class>.pmt, $<class>::s_rgmi$<class>[$<iFunc>].cbSlotOffset);
}
</if>
<if:"$<func.isMethod>"=="true">
dapi $<func.return> Api$<func.short>($<class>::$<func.short>Msg * pmsg)
{
pmsg->nMsg = $<class>::s_rgmi$<class>[$<iFunc>].cbSlotOffset;
return ($<func.return>) m_pgad->CallSuperMethod(pmsg, s_mcsS$<class>.pmt);
}
</if> ; isMethod
</if>
</repeat> ; iFunc
public:
static HCLASS s_hclSuper; // HCLASS for THIS super-class
static DUser::MessageClassSuper
s_mcsS$<class>; // Super information
}; // super class $<class.full>
$<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>>
MessageClassSuper S$<class>::s_mcsS$<class>;
</repeat>
void CALLBACK GenericDecode(DUser::Gadget * pg, MethodMsg * pmsg)
{
ASSERT(0); // Not Implemented
UNREFERENCED_PARAMETER(pg);
UNREFERENCED_PARAMETER(pmsg);
}
<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;
}
$<namespace.close>
</repeat> ; iClass
</outfile> ; super.cpp