windows-nt/Source/XPSP1/NT/base/wow64/inc/wow64cpu.h

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2020-09-26 03:20:57 -05:00
/*++
Copyright (c) 1998-2000 Microsoft Corporation
Module Name:
wow64cpu.h
Abstract:
Public header for wow64.dll
Author:
24-May-1998 BarryBo
Revision History:
8-9-99 [askhalid] added CpuNotifyDllLoad and CpuNotifyDllUnload.
--*/
#ifndef _WOW64CPU_INCLUDE
#define _WOW64CPU_INCLUDE
#ifdef __cplusplus
extern "C" {
#endif
//
// Make wow64cpu.dll exports __declspec(dllimport) when this header is included
// by non-wow64cpu components
//
#if !defined(_WOW64CPUAPI_)
#define WOW64CPUAPI DECLSPEC_IMPORT
#else
#define WOW64CPUAPI
#endif
#if !defined(_WOW64CPUDBGAPI_)
#define WOW64CPUDBGAPI DECLSPEC_IMPORT
#else
#define WOW64CPUDBGAPI
#endif
//
// Cache manipulation functions and Dll notification
//
WOW64CPUAPI VOID CpuFlushInstructionCache ( PVOID BaseAddress, ULONG Length );
WOW64CPUAPI VOID CpuNotifyDllLoad ( LPWSTR DllName, PVOID DllBase, ULONG DllSize );
WOW64CPUAPI VOID CpuNotifyDllUnload ( PVOID DllBase );
//
// Init and term APIs
//
WOW64CPUAPI NTSTATUS CpuProcessInit(PWSTR pImageName, PSIZE_T pCpuThreadDataSize);
WOW64CPUAPI NTSTATUS CpuProcessTerm(HANDLE ProcessHandle);
WOW64CPUAPI NTSTATUS CpuThreadInit(PVOID pPerThreadData);
WOW64CPUAPI NTSTATUS CpuThreadTerm(VOID);
//
// Execution
//
WOW64CPUAPI VOID CpuSimulate(VOID);
//
// Exception handling, context manipulation
//
WOW64CPUAPI VOID CpuResetToConsistentState(PEXCEPTION_POINTERS pExecptionPointers);
WOW64CPUAPI ULONG CpuGetStackPointer(VOID);
WOW64CPUAPI VOID CpuSetStackPointer(ULONG Value);
WOW64CPUAPI VOID CpuSetInstructionPointer(ULONG Value);
WOW64CPUAPI VOID CpuResetFloatingPoint(VOID);
WOW64CPUAPI
NTSTATUS
CpuSuspendThread(
IN HANDLE ThreadHandle,
IN HANDLE ProcessHandle,
IN PTEB Teb,
OUT PULONG PreviousSuspendCount OPTIONAL);
WOW64CPUAPI
NTSTATUS
CpuGetContext(
IN HANDLE ThreadHandle,
IN HANDLE ProcessHandle,
IN PTEB Teb,
OUT PCONTEXT32 Context);
WOW64CPUAPI
NTSTATUS
CpuSetContext(
IN HANDLE ThreadHandle,
IN HANDLE ProcessHandle,
IN PTEB Teb,
PCONTEXT32 Context);
#if defined(DECLARE_CPU_DEBUGGER_INTERFACE)
//
// APIs required to be exported from a CPU debugger extension DLL. The
// extension DLL may also export other NTSD extension exports which
// may be called directly from NTSD. The APIs below are called from
// wow64exts.dll as worker routines to help the common debugging code.
//
// The CPU extension DLL must be named w64cpuex.dll.
//
typedef PVOID (*PWOW64GETCPUDATA)(HANDLE hProcess, HANDLE hThread);
WOW64CPUDBGAPI VOID CpuDbgInitEngapi(PWOW64GETCPUDATA lpGetCpuData);
WOW64CPUDBGAPI BOOL CpuDbgGetRemoteContext(PDEBUG_CLIENT Client, PVOID CpuData);
WOW64CPUDBGAPI BOOL CpuDbgSetRemoteContext(PDEBUG_CLIENT Client); // push local context back remote
WOW64CPUDBGAPI BOOL CpuDbgGetLocalContext(PDEBUG_CLIENT Client, PCONTEXT32 Context); // fetch context from the cache
WOW64CPUDBGAPI BOOL CpuDbgSetLocalContext(PDEBUG_CLIENT Client, PCONTEXT32 Context); // push context to the cache
WOW64CPUDBGAPI VOID CpuDbgFlushInstructionCache(PDEBUG_CLIENT Client, PVOID Addr, DWORD Length);
WOW64CPUDBGAPI VOID CpuDbgFlushInstructionCacheWithHandle(HANDLE Process,PVOID Addr,DWORD Length);
typedef struct tagCpuRegFuncs {
LPCSTR RegName;
void (*SetReg)(ULONG);
ULONG (*GetReg)(VOID);
} CPUREGFUNCS, *PCPUREGFUNCS;
WOW64CPUDBGAPI PCPUREGFUNCS CpuDbgGetRegisterFuncs(void);
#endif // DECLARE_CPU_DEBUGGER_INTERFACE
#if defined(WOW64_HISTORY)
//
// The service history is enabled via a key in the registry.
//
// The key is in HKLM, and there are subkeys for enabling (1)
//
// No subkey area and/or no enable key means don't use the binary translator.
//
// Individual apps can be listed here with a DWORD subkey. A
// value of 1 says use history, and a value of 0 says don't. No value says
// use the global enable/disable to decide
//
//
//
#define CPUHISTORY_SUBKEY L"Software\\Microsoft\\Wow64\\ServiceHistory"
#define CPUHISTORY_MACHINE_SUBKEY L"\\Registry\\Machine\\Software\\Microsoft\\Wow64\\ServiceHistory"
#define CPUHISTORY_ENABLE L"Enable"
#define CPUHISTORY_SIZE L"Size"
#define CPUHISTORY_MIN_SIZE 5
//
// Args are spelled out this way so the dt command in the debugger will show
// all args
//
typedef struct _Wow64Service_Buf {
DWORD Api;
DWORD RetAddr;
DWORD Arg0;
DWORD Arg1;
DWORD Arg2;
DWORD Arg3;
} WOW64SERVICE_BUF, *PWOW64SERVICE_BUF;
extern ULONG HistoryLength;
#endif
#ifdef __cplusplus
}
#endif
#endif //_WOW64CPU_INCLUDE