192 lines
6.2 KiB
OpenEdge ABL
192 lines
6.2 KiB
OpenEdge ABL
/*++
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Copyright (c) 2000-2001 Microsoft Corporation
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Module Name:
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ShimHook.h
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Abstract:
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Main header for shim DLLs
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Notes:
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None
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History:
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10/29/1999 markder Created
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07/16/2001 clupu Merged multiple headers into ShimHook.h
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08/13/2001 robkenny Cleaned up, readied for publishing.
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--*/
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#pragma once
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#ifndef _SHIM_HOOK_H_
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#define _SHIM_HOOK_H_
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#include <nt.h>
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#include <ntrtl.h>
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#include <nturtl.h>
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#include <ntldr.h>
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#include <ntddscsi.h>
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#include <windows.h>
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// Disable warning C4201: nonstandard extension used : nameless struct/union
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// Allows shims to be compiled at Warning Level 4
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#pragma warning ( disable : 4201 )
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#include <mmsystem.h>
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#pragma warning ( default : 4201 )
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#include <WinDef.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <shimdb.h>
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#ifdef __cplusplus
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}
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#endif
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namespace ShimLib
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{
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/*++
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Globals
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--*/
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extern HINSTANCE g_hinstDll; // The Shim's dll handle
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extern BOOL g_bMultiShim; // Does this dll handle multiple shims?
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extern DWORD g_dwShimVersion; //
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/*++
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Typedefs and enums
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--*/
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typedef struct tagSHIM_COM_HOOK
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{
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CLSID* pCLSID;
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IID* pIID;
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DWORD dwVtblIndex;
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PVOID pfnNew;
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PVOID pfnOld;
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} SHIM_COM_HOOK, *PSHIM_COM_HOOK;
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typedef struct tagSHIM_IFACE_FN_MAP
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{
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PVOID pVtbl;
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PVOID pfnNew;
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PVOID pfnOld;
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PVOID pNext;
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} SHIM_IFACE_FN_MAP, *PSHIM_IFACE_FN_MAP;
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typedef struct tagSHIM_HOOKED_OBJECT
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{
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PVOID pThis;
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CLSID* pCLSID;
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DWORD dwRef;
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BOOL bAddRefTrip;
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BOOL bClassFactory;
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PVOID pNext;
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} SHIM_HOOKED_OBJECT, *PSHIM_HOOKED_OBJECT;
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/*++
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Prototypes
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--*/
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// These declarations are needed to hook all known exported APIs that return a COM object.
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PVOID LookupOriginalCOMFunction( PVOID pVtbl, PVOID pfnNew, BOOL bThrowExceptionIfNull );
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void DumpCOMHooks();
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void InitializeHooks(DWORD fdwReason);
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PHOOKAPI InitializeHooksEx(DWORD, LPWSTR, LPSTR, DWORD*);
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VOID HookObject(IN CLSID *pCLSID, IN REFIID riid, OUT LPVOID *ppv, OUT PSHIM_HOOKED_OBJECT pOb, IN BOOL bClassFactory );
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VOID HookCOMInterface(REFCLSID rclsid, REFIID riid, LPVOID * ppv, BOOL bClassFactory);
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VOID AddComHook(REFCLSID clsid, REFIID iid, PVOID hook, DWORD vtblndx);
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}; // end of namespace ShimLib
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/*++
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Defines
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--*/
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#define IMPLEMENT_SHIM_BEGIN(shim) \
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namespace NS_##shim \
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{ \
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extern const CHAR * g_szModuleName; \
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extern CHAR g_szCommandLine[SHIM_COMMAND_LINE_MAX_BUFFER]; \
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extern PHOOKAPI g_pAPIHooks;
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#define IMPLEMENT_SHIM_STANDALONE(shim) \
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namespace NS_##shim \
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{ \
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const CHAR * g_szModuleName; \
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CHAR g_szCommandLine[SHIM_COMMAND_LINE_MAX_BUFFER]; \
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PHOOKAPI g_pAPIHooks; \
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\
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extern PHOOKAPI InitializeHooksMulti( \
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DWORD fdwReason, \
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LPSTR pszCmdLine, \
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DWORD* pdwHookCount \
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); \
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} \
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\
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namespace ShimLib { \
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VOID \
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InitializeHooks(DWORD fdwReason) \
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{ \
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g_dwShimVersion = 2; \
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} \
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\
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PHOOKAPI \
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InitializeHooksEx( \
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DWORD fdwReason, \
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LPWSTR pwszShim, \
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LPSTR pszCmdLine, \
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DWORD* pdwHookCount \
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) \
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{ \
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using namespace NS_##shim; \
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return InitializeHooksMulti( \
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fdwReason, \
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pszCmdLine, \
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pdwHookCount ); \
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} \
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} \
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namespace NS_##shim \
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{ \
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#define IMPLEMENT_SHIM_END \
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};
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/*++
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ShimLib specific include files
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--*/
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#include "ShimProto.h"
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#include "ShimLib.h"
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#endif // _SHIM_HOOK_H_
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