/////////////////////////////////////////////////////////////////////////////
//
//  Core Detours Functionality (detours.h of detours.lib)
//
//  Microsoft Research Detours Package, Version 4.0.1
//
//  Copyright (c) Microsoft Corporation.  All rights reserved.
//

#pragma once

#pragma comment(lib, "detours.lib")

#ifndef _DETOURS_H_
#define _DETOURS_H_

#define DETOURS_VERSION 0x4c0c1 // 0xMAJORcMINORcPATCH

//////////////////////////////////////////////////////////////////////////////
//

#undef DETOURS_X64
#undef DETOURS_X86
#undef DETOURS_IA64
#undef DETOURS_ARM
#undef DETOURS_ARM64
#undef DETOURS_BITS
#undef DETOURS_32BIT
#undef DETOURS_64BIT

#if defined(_X86_)
#define DETOURS_X86
#define DETOURS_OPTION_BITS 64

#elif defined(_AMD64_)
#define DETOURS_X64
#define DETOURS_OPTION_BITS 32

#elif defined(_IA64_)
#define DETOURS_IA64
#define DETOURS_OPTION_BITS 32

#elif defined(_ARM_)
#define DETOURS_ARM

#elif defined(_ARM64_)
#define DETOURS_ARM64

#else
#error Unknown architecture (x86, amd64, ia64, arm, arm64)
#endif

#ifdef _WIN64
#undef DETOURS_32BIT
#define DETOURS_64BIT 1
#define DETOURS_BITS 64
// If all 64bit kernels can run one and only one 32bit architecture.
// #define DETOURS_OPTION_BITS 32
#else
#define DETOURS_32BIT 1
#undef DETOURS_64BIT
#define DETOURS_BITS 32
// If all 64bit kernels can run one and only one 32bit architecture.
// #define DETOURS_OPTION_BITS 32
#endif

#define VER_DETOURS_BITS DETOUR_STRINGIFY(DETOURS_BITS)

//////////////////////////////////////////////////////////////////////////////
//

#if (_MSC_VER < 1299)
typedef LONG LONG_PTR;
typedef ULONG ULONG_PTR;
#endif

///////////////////////////////////////////////// SAL 2.0 Annotations w/o SAL.
//
//  These definitions are include so that Detours will build even if the
//  compiler doesn't have full SAL 2.0 support.
//
#ifndef DETOURS_DONT_REMOVE_SAL_20

#ifdef DETOURS_TEST_REMOVE_SAL_20
#undef _Analysis_assume_
#undef _Benign_race_begin_
#undef _Benign_race_end_
#undef _Field_range_
#undef _Field_size_
#undef _In_
#undef _In_bytecount_
#undef _In_count_
#undef _In_opt_
#undef _In_opt_bytecount_
#undef _In_opt_count_
#undef _In_opt_z_
#undef _In_range_
#undef _In_reads_
#undef _In_reads_bytes_
#undef _In_reads_opt_
#undef _In_reads_opt_bytes_
#undef _In_reads_or_z_
#undef _In_z_
#undef _Inout_
#undef _Inout_opt_
#undef _Inout_z_count_
#undef _Out_
#undef _Out_opt_
#undef _Out_writes_
#undef _Outptr_result_maybenull_
#undef _Readable_bytes_
#undef _Success_
#undef _Writable_bytes_
#undef _Pre_notnull_
#endif

#if defined(_Deref_out_opt_z_) && !defined(_Outptr_result_maybenull_)
#define _Outptr_result_maybenull_ _Deref_out_opt_z_
#endif

#if defined(_In_count_) && !defined(_In_reads_)
#define _In_reads_(x) _In_count_(x)
#endif

#if defined(_In_opt_count_) && !defined(_In_reads_opt_)
#define _In_reads_opt_(x) _In_opt_count_(x)
#endif

#if defined(_In_opt_bytecount_) && !defined(_In_reads_opt_bytes_)
#define _In_reads_opt_bytes_(x) _In_opt_bytecount_(x)
#endif

#if defined(_In_bytecount_) && !defined(_In_reads_bytes_)
#define _In_reads_bytes_(x) _In_bytecount_(x)
#endif

#ifndef _In_
#define _In_
#endif

#ifndef _In_bytecount_
#define _In_bytecount_(x)
#endif

#ifndef _In_count_
#define _In_count_(x)
#endif

#ifndef _In_opt_
#define _In_opt_
#endif

#ifndef _In_opt_bytecount_
#define _In_opt_bytecount_(x)
#endif

#ifndef _In_opt_count_
#define _In_opt_count_(x)
#endif

#ifndef _In_opt_z_
#define _In_opt_z_
#endif

#ifndef _In_range_
#define _In_range_(x, y)
#endif

#ifndef _In_reads_
#define _In_reads_(x)
#endif

#ifndef _In_reads_bytes_
#define _In_reads_bytes_(x)
#endif

#ifndef _In_reads_opt_
#define _In_reads_opt_(x)
#endif

#ifndef _In_reads_opt_bytes_
#define _In_reads_opt_bytes_(x)
#endif

#ifndef _In_reads_or_z_
#define _In_reads_or_z_
#endif

#ifndef _In_z_
#define _In_z_
#endif

#ifndef _Inout_
#define _Inout_
#endif

#ifndef _Inout_opt_
#define _Inout_opt_
#endif

#ifndef _Inout_z_count_
#define _Inout_z_count_(x)
#endif

#ifndef _Out_
#define _Out_
#endif

#ifndef _Out_opt_
#define _Out_opt_
#endif

#ifndef _Out_writes_
#define _Out_writes_(x)
#endif

#ifndef _Outptr_result_maybenull_
#define _Outptr_result_maybenull_
#endif

#ifndef _Writable_bytes_
#define _Writable_bytes_(x)
#endif

#ifndef _Readable_bytes_
#define _Readable_bytes_(x)
#endif

#ifndef _Success_
#define _Success_(x)
#endif

#ifndef _Pre_notnull_
#define _Pre_notnull_
#endif

#ifdef DETOURS_INTERNAL

#pragma warning(disable : 4615) // unknown warning type (suppress with older compilers)

#ifndef _Benign_race_begin_
#define _Benign_race_begin_
#endif

#ifndef _Benign_race_end_
#define _Benign_race_end_
#endif

#ifndef _Field_size_
#define _Field_size_(x)
#endif

#ifndef _Field_range_
#define _Field_range_(x, y)
#endif

#ifndef _Analysis_assume_
#define _Analysis_assume_(x)
#endif

#endif // DETOURS_INTERNAL
#endif // DETOURS_DONT_REMOVE_SAL_20

//////////////////////////////////////////////////////////////////////////////
//
#ifndef GUID_DEFINED
#define GUID_DEFINED
typedef struct _GUID
{
    DWORD Data1;
    WORD Data2;
    WORD Data3;
    BYTE Data4[8];
} GUID;

#ifdef INITGUID
#define DEFINE_GUID(name, l, w1, w2, b1, b2, b3, b4, b5, b6, b7, b8)                                                   \
    const GUID name = { l, w1, w2, { b1, b2, b3, b4, b5, b6, b7, b8 } }
#else
#define DEFINE_GUID(name, l, w1, w2, b1, b2, b3, b4, b5, b6, b7, b8) const GUID name
#endif // INITGUID
#endif // !GUID_DEFINED

#if defined(__cplusplus)
#ifndef _REFGUID_DEFINED
#define _REFGUID_DEFINED
#define REFGUID const GUID&
#endif // !_REFGUID_DEFINED
#else  // !__cplusplus
#ifndef _REFGUID_DEFINED
#define _REFGUID_DEFINED
#define REFGUID const GUID* const
#endif // !_REFGUID_DEFINED
#endif // !__cplusplus

#ifndef ARRAYSIZE
#define ARRAYSIZE(x) (sizeof(x) / sizeof(x[0]))
#endif

//
//////////////////////////////////////////////////////////////////////////////

#ifdef __cplusplus
extern "C"
{
#endif // __cplusplus

/////////////////////////////////////////////////// Instruction Target Macros.
//
#define DETOUR_INSTRUCTION_TARGET_NONE ((PVOID) 0)
#define DETOUR_INSTRUCTION_TARGET_DYNAMIC ((PVOID) (LONG_PTR) - 1)
#define DETOUR_SECTION_HEADER_SIGNATURE 0x00727444 // "Dtr\0"

    extern const GUID DETOUR_EXE_RESTORE_GUID;
    extern const GUID DETOUR_EXE_HELPER_GUID;

#define DETOUR_TRAMPOLINE_SIGNATURE 0x21727444 // Dtr!
    typedef struct _DETOUR_TRAMPOLINE DETOUR_TRAMPOLINE, *PDETOUR_TRAMPOLINE;

/////////////////////////////////////////////////////////// Binary Structures.
//
#pragma pack(push, 8)
    typedef struct _DETOUR_SECTION_HEADER
    {
        DWORD cbHeaderSize;
        DWORD nSignature;
        DWORD nDataOffset;
        DWORD cbDataSize;

        DWORD nOriginalImportVirtualAddress;
        DWORD nOriginalImportSize;
        DWORD nOriginalBoundImportVirtualAddress;
        DWORD nOriginalBoundImportSize;

        DWORD nOriginalIatVirtualAddress;
        DWORD nOriginalIatSize;
        DWORD nOriginalSizeOfImage;
        DWORD cbPrePE;

        DWORD nOriginalClrFlags;
        DWORD reserved1;
        DWORD reserved2;
        DWORD reserved3;

        // Followed by cbPrePE bytes of data.
    } DETOUR_SECTION_HEADER, *PDETOUR_SECTION_HEADER;

    typedef struct _DETOUR_SECTION_RECORD
    {
        DWORD cbBytes;
        DWORD nReserved;
        GUID guid;
    } DETOUR_SECTION_RECORD, *PDETOUR_SECTION_RECORD;

    typedef struct _DETOUR_CLR_HEADER
    {
        // Header versioning
        ULONG cb;
        USHORT MajorRuntimeVersion;
        USHORT MinorRuntimeVersion;

        // Symbol table and startup information
        IMAGE_DATA_DIRECTORY MetaData;
        ULONG Flags;

        // Followed by the rest of the IMAGE_COR20_HEADER
    } DETOUR_CLR_HEADER, *PDETOUR_CLR_HEADER;

    typedef struct _DETOUR_EXE_RESTORE
    {
        DWORD cb;
        DWORD cbidh;
        DWORD cbinh;
        DWORD cbclr;

        PBYTE pidh;
        PBYTE pinh;
        PBYTE pclr;

        IMAGE_DOS_HEADER idh;
        union
        {
            IMAGE_NT_HEADERS inh;
            IMAGE_NT_HEADERS32 inh32;
            IMAGE_NT_HEADERS64 inh64;
            BYTE raw[sizeof(IMAGE_NT_HEADERS64) + sizeof(IMAGE_SECTION_HEADER) * 32];
        };
        DETOUR_CLR_HEADER clr;

    } DETOUR_EXE_RESTORE, *PDETOUR_EXE_RESTORE;

    typedef struct _DETOUR_EXE_HELPER
    {
        DWORD cb;
        DWORD pid;
        DWORD nDlls;
        CHAR rDlls[4];
    } DETOUR_EXE_HELPER, *PDETOUR_EXE_HELPER;

#pragma pack(pop)

#define DETOUR_SECTION_HEADER_DECLARE(cbSectionSize)                                                                   \
    {                                                                                                                  \
        sizeof(DETOUR_SECTION_HEADER),                                                                                 \
        DETOUR_SECTION_HEADER_SIGNATURE,                                                                               \
        sizeof(DETOUR_SECTION_HEADER),                                                                                 \
        (cbSectionSize),                                                                                               \
                                                                                                                       \
        0,                                                                                                             \
        0,                                                                                                             \
        0,                                                                                                             \
        0,                                                                                                             \
                                                                                                                       \
        0,                                                                                                             \
        0,                                                                                                             \
        0,                                                                                                             \
        0,                                                                                                             \
    }

/////////////////////////////////////////////////////////////// Helper Macros.
//
#define DETOURS_STRINGIFY(x) DETOURS_STRINGIFY_(x)
#define DETOURS_STRINGIFY_(x) #x

    ///////////////////////////////////////////////////////////// Binary Typedefs.
    //
    typedef BOOL(CALLBACK* PF_DETOUR_BINARY_BYWAY_CALLBACK)(_In_opt_ PVOID pContext, _In_opt_ LPCSTR pszFile,
                                                            _Outptr_result_maybenull_ LPCSTR* ppszOutFile);

    typedef BOOL(CALLBACK* PF_DETOUR_BINARY_FILE_CALLBACK)(_In_opt_ PVOID pContext, _In_ LPCSTR pszOrigFile,
                                                           _In_ LPCSTR pszFile,
                                                           _Outptr_result_maybenull_ LPCSTR* ppszOutFile);

    typedef BOOL(CALLBACK* PF_DETOUR_BINARY_SYMBOL_CALLBACK)(_In_opt_ PVOID pContext, _In_ ULONG nOrigOrdinal,
                                                             _In_ ULONG nOrdinal, _Out_ ULONG* pnOutOrdinal,
                                                             _In_opt_ LPCSTR pszOrigSymbol, _In_opt_ LPCSTR pszSymbol,
                                                             _Outptr_result_maybenull_ LPCSTR* ppszOutSymbol);

    typedef BOOL(CALLBACK* PF_DETOUR_BINARY_COMMIT_CALLBACK)(_In_opt_ PVOID pContext);

    typedef BOOL(CALLBACK* PF_DETOUR_ENUMERATE_EXPORT_CALLBACK)(_In_opt_ PVOID pContext, _In_ ULONG nOrdinal,
                                                                _In_opt_ LPCSTR pszName, _In_opt_ PVOID pCode);

    typedef BOOL(CALLBACK* PF_DETOUR_IMPORT_FILE_CALLBACK)(_In_opt_ PVOID pContext, _In_opt_ HMODULE hModule,
                                                           _In_opt_ LPCSTR pszFile);

    typedef BOOL(CALLBACK* PF_DETOUR_IMPORT_FUNC_CALLBACK)(_In_opt_ PVOID pContext, _In_ DWORD nOrdinal,
                                                           _In_opt_ LPCSTR pszFunc, _In_opt_ PVOID pvFunc);

    // Same as PF_DETOUR_IMPORT_FUNC_CALLBACK but extra indirection on last parameter.
    typedef BOOL(CALLBACK* PF_DETOUR_IMPORT_FUNC_CALLBACK_EX)(_In_opt_ PVOID pContext, _In_ DWORD nOrdinal,
                                                              _In_opt_ LPCSTR pszFunc, _In_opt_ PVOID* ppvFunc);

    typedef VOID* PDETOUR_BINARY;
    typedef VOID* PDETOUR_LOADED_BINARY;

    //////////////////////////////////////////////////////////// Transaction APIs.
    //
    LONG WINAPI DetourTransactionBegin(VOID);
    LONG WINAPI DetourTransactionAbort(VOID);
    LONG WINAPI DetourTransactionCommit(VOID);
    LONG WINAPI DetourTransactionCommitEx(_Out_opt_ PVOID** pppFailedPointer);

    LONG WINAPI DetourUpdateThread(_In_ HANDLE hThread);

    LONG WINAPI DetourAttach(_Inout_ PVOID* ppPointer, _In_ PVOID pDetour);

    LONG WINAPI DetourAttachEx(_Inout_ PVOID* ppPointer, _In_ PVOID pDetour,
                               _Out_opt_ PDETOUR_TRAMPOLINE* ppRealTrampoline, _Out_opt_ PVOID* ppRealTarget,
                               _Out_opt_ PVOID* ppRealDetour);

    LONG WINAPI DetourDetach(_Inout_ PVOID* ppPointer, _In_ PVOID pDetour);

    BOOL WINAPI DetourSetIgnoreTooSmall(_In_ BOOL fIgnore);
    BOOL WINAPI DetourSetRetainRegions(_In_ BOOL fRetain);
    PVOID WINAPI DetourSetSystemRegionLowerBound(_In_ PVOID pSystemRegionLowerBound);
    PVOID WINAPI DetourSetSystemRegionUpperBound(_In_ PVOID pSystemRegionUpperBound);

    ////////////////////////////////////////////////////////////// Code Functions.
    //
    PVOID WINAPI DetourFindFunction(_In_ LPCSTR pszModule, _In_ LPCSTR pszFunction);
    PVOID WINAPI DetourCodeFromPointer(_In_ PVOID pPointer, _Out_opt_ PVOID* ppGlobals);
    PVOID WINAPI DetourCopyInstruction(_In_opt_ PVOID pDst, _Inout_opt_ PVOID* ppDstPool, _In_ PVOID pSrc,
                                       _Out_opt_ PVOID* ppTarget, _Out_opt_ LONG* plExtra);
    BOOL WINAPI DetourSetCodeModule(_In_ HMODULE hModule, _In_ BOOL fLimitReferencesToModule);

    ///////////////////////////////////////////////////// Loaded Binary Functions.
    //
    HMODULE WINAPI DetourGetContainingModule(_In_ PVOID pvAddr);
    HMODULE WINAPI DetourEnumerateModules(_In_opt_ HMODULE hModuleLast);
    PVOID WINAPI DetourGetEntryPoint(_In_opt_ HMODULE hModule);
    ULONG WINAPI DetourGetModuleSize(_In_opt_ HMODULE hModule);
    BOOL WINAPI DetourEnumerateExports(_In_ HMODULE hModule, _In_opt_ PVOID pContext,
                                       _In_ PF_DETOUR_ENUMERATE_EXPORT_CALLBACK pfExport);
    BOOL WINAPI DetourEnumerateImports(_In_opt_ HMODULE hModule, _In_opt_ PVOID pContext,
                                       _In_opt_ PF_DETOUR_IMPORT_FILE_CALLBACK pfImportFile,
                                       _In_opt_ PF_DETOUR_IMPORT_FUNC_CALLBACK pfImportFunc);

    BOOL WINAPI DetourEnumerateImportsEx(_In_opt_ HMODULE hModule, _In_opt_ PVOID pContext,
                                         _In_opt_ PF_DETOUR_IMPORT_FILE_CALLBACK pfImportFile,
                                         _In_opt_ PF_DETOUR_IMPORT_FUNC_CALLBACK_EX pfImportFuncEx);

    _Writable_bytes_(*pcbData) _Readable_bytes_(*pcbData) _Success_(return != NULL) PVOID WINAPI
        DetourFindPayload(_In_opt_ HMODULE hModule, _In_ REFGUID rguid, _Out_ DWORD* pcbData);

    _Writable_bytes_(*pcbData) _Readable_bytes_(*pcbData) _Success_(return != NULL) PVOID WINAPI
        DetourFindPayloadEx(_In_ REFGUID rguid, _Out_ DWORD* pcbData);

    DWORD WINAPI DetourGetSizeOfPayloads(_In_opt_ HMODULE hModule);

    ///////////////////////////////////////////////// Persistent Binary Functions.
    //

    PDETOUR_BINARY WINAPI DetourBinaryOpen(_In_ HANDLE hFile);

    _Writable_bytes_(*pcbData) _Readable_bytes_(*pcbData) _Success_(return != NULL) PVOID WINAPI
        DetourBinaryEnumeratePayloads(_In_ PDETOUR_BINARY pBinary, _Out_opt_ GUID* pGuid, _Out_ DWORD* pcbData,
                                      _Inout_ DWORD* pnIterator);

    _Writable_bytes_(*pcbData) _Readable_bytes_(*pcbData) _Success_(return != NULL) PVOID WINAPI
        DetourBinaryFindPayload(_In_ PDETOUR_BINARY pBinary, _In_ REFGUID rguid, _Out_ DWORD* pcbData);

    PVOID WINAPI DetourBinarySetPayload(_In_ PDETOUR_BINARY pBinary, _In_ REFGUID rguid,
                                        _In_reads_opt_(cbData) PVOID pData, _In_ DWORD cbData);
    BOOL WINAPI DetourBinaryDeletePayload(_In_ PDETOUR_BINARY pBinary, _In_ REFGUID rguid);
    BOOL WINAPI DetourBinaryPurgePayloads(_In_ PDETOUR_BINARY pBinary);
    BOOL WINAPI DetourBinaryResetImports(_In_ PDETOUR_BINARY pBinary);
    BOOL WINAPI DetourBinaryEditImports(_In_ PDETOUR_BINARY pBinary, _In_opt_ PVOID pContext,
                                        _In_opt_ PF_DETOUR_BINARY_BYWAY_CALLBACK pfByway,
                                        _In_opt_ PF_DETOUR_BINARY_FILE_CALLBACK pfFile,
                                        _In_opt_ PF_DETOUR_BINARY_SYMBOL_CALLBACK pfSymbol,
                                        _In_opt_ PF_DETOUR_BINARY_COMMIT_CALLBACK pfCommit);
    BOOL WINAPI DetourBinaryWrite(_In_ PDETOUR_BINARY pBinary, _In_ HANDLE hFile);
    BOOL WINAPI DetourBinaryClose(_In_ PDETOUR_BINARY pBinary);

    /////////////////////////////////////////////////// Create Process & Load Dll.
    //
    typedef BOOL(WINAPI* PDETOUR_CREATE_PROCESS_ROUTINEA)(
        _In_opt_ LPCSTR lpApplicationName, _Inout_opt_ LPSTR lpCommandLine,
        _In_opt_ LPSECURITY_ATTRIBUTES lpProcessAttributes, _In_opt_ LPSECURITY_ATTRIBUTES lpThreadAttributes,
        _In_ BOOL bInheritHandles, _In_ DWORD dwCreationFlags, _In_opt_ LPVOID lpEnvironment,
        _In_opt_ LPCSTR lpCurrentDirectory, _In_ LPSTARTUPINFOA lpStartupInfo,
        _Out_ LPPROCESS_INFORMATION lpProcessInformation);

    typedef BOOL(WINAPI* PDETOUR_CREATE_PROCESS_ROUTINEW)(
        _In_opt_ LPCWSTR lpApplicationName, _Inout_opt_ LPWSTR lpCommandLine,
        _In_opt_ LPSECURITY_ATTRIBUTES lpProcessAttributes, _In_opt_ LPSECURITY_ATTRIBUTES lpThreadAttributes,
        _In_ BOOL bInheritHandles, _In_ DWORD dwCreationFlags, _In_opt_ LPVOID lpEnvironment,
        _In_opt_ LPCWSTR lpCurrentDirectory, _In_ LPSTARTUPINFOW lpStartupInfo,
        _Out_ LPPROCESS_INFORMATION lpProcessInformation);

    BOOL WINAPI DetourCreateProcessWithDllA(_In_opt_ LPCSTR lpApplicationName, _Inout_opt_ LPSTR lpCommandLine,
                                            _In_opt_ LPSECURITY_ATTRIBUTES lpProcessAttributes,
                                            _In_opt_ LPSECURITY_ATTRIBUTES lpThreadAttributes,
                                            _In_ BOOL bInheritHandles, _In_ DWORD dwCreationFlags,
                                            _In_opt_ LPVOID lpEnvironment, _In_opt_ LPCSTR lpCurrentDirectory,
                                            _In_ LPSTARTUPINFOA lpStartupInfo,
                                            _Out_ LPPROCESS_INFORMATION lpProcessInformation, _In_ LPCSTR lpDllName,
                                            _In_opt_ PDETOUR_CREATE_PROCESS_ROUTINEA pfCreateProcessA);

    BOOL WINAPI DetourCreateProcessWithDllW(_In_opt_ LPCWSTR lpApplicationName, _Inout_opt_ LPWSTR lpCommandLine,
                                            _In_opt_ LPSECURITY_ATTRIBUTES lpProcessAttributes,
                                            _In_opt_ LPSECURITY_ATTRIBUTES lpThreadAttributes,
                                            _In_ BOOL bInheritHandles, _In_ DWORD dwCreationFlags,
                                            _In_opt_ LPVOID lpEnvironment, _In_opt_ LPCWSTR lpCurrentDirectory,
                                            _In_ LPSTARTUPINFOW lpStartupInfo,
                                            _Out_ LPPROCESS_INFORMATION lpProcessInformation, _In_ LPCSTR lpDllName,
                                            _In_opt_ PDETOUR_CREATE_PROCESS_ROUTINEW pfCreateProcessW);

#ifdef UNICODE
#define DetourCreateProcessWithDll DetourCreateProcessWithDllW
#define PDETOUR_CREATE_PROCESS_ROUTINE PDETOUR_CREATE_PROCESS_ROUTINEW
#else
#define DetourCreateProcessWithDll DetourCreateProcessWithDllA
#define PDETOUR_CREATE_PROCESS_ROUTINE PDETOUR_CREATE_PROCESS_ROUTINEA
#endif // !UNICODE

    BOOL WINAPI DetourCreateProcessWithDllExA(_In_opt_ LPCSTR lpApplicationName, _Inout_opt_ LPSTR lpCommandLine,
                                              _In_opt_ LPSECURITY_ATTRIBUTES lpProcessAttributes,
                                              _In_opt_ LPSECURITY_ATTRIBUTES lpThreadAttributes,
                                              _In_ BOOL bInheritHandles, _In_ DWORD dwCreationFlags,
                                              _In_opt_ LPVOID lpEnvironment, _In_opt_ LPCSTR lpCurrentDirectory,
                                              _In_ LPSTARTUPINFOA lpStartupInfo,
                                              _Out_ LPPROCESS_INFORMATION lpProcessInformation, _In_ LPCSTR lpDllName,
                                              _In_opt_ PDETOUR_CREATE_PROCESS_ROUTINEA pfCreateProcessA);

    BOOL WINAPI DetourCreateProcessWithDllExW(_In_opt_ LPCWSTR lpApplicationName, _Inout_opt_ LPWSTR lpCommandLine,
                                              _In_opt_ LPSECURITY_ATTRIBUTES lpProcessAttributes,
                                              _In_opt_ LPSECURITY_ATTRIBUTES lpThreadAttributes,
                                              _In_ BOOL bInheritHandles, _In_ DWORD dwCreationFlags,
                                              _In_opt_ LPVOID lpEnvironment, _In_opt_ LPCWSTR lpCurrentDirectory,
                                              _In_ LPSTARTUPINFOW lpStartupInfo,
                                              _Out_ LPPROCESS_INFORMATION lpProcessInformation, _In_ LPCSTR lpDllName,
                                              _In_opt_ PDETOUR_CREATE_PROCESS_ROUTINEW pfCreateProcessW);

#ifdef UNICODE
#define DetourCreateProcessWithDllEx DetourCreateProcessWithDllExW
#else
#define DetourCreateProcessWithDllEx DetourCreateProcessWithDllExA
#endif // !UNICODE

    BOOL WINAPI DetourCreateProcessWithDllsA(_In_opt_ LPCSTR lpApplicationName, _Inout_opt_ LPSTR lpCommandLine,
                                             _In_opt_ LPSECURITY_ATTRIBUTES lpProcessAttributes,
                                             _In_opt_ LPSECURITY_ATTRIBUTES lpThreadAttributes,
                                             _In_ BOOL bInheritHandles, _In_ DWORD dwCreationFlags,
                                             _In_opt_ LPVOID lpEnvironment, _In_opt_ LPCSTR lpCurrentDirectory,
                                             _In_ LPSTARTUPINFOA lpStartupInfo,
                                             _Out_ LPPROCESS_INFORMATION lpProcessInformation, _In_ DWORD nDlls,
                                             _In_reads_(nDlls) LPCSTR* rlpDlls,
                                             _In_opt_ PDETOUR_CREATE_PROCESS_ROUTINEA pfCreateProcessA);

    BOOL WINAPI DetourCreateProcessWithDllsW(_In_opt_ LPCWSTR lpApplicationName, _Inout_opt_ LPWSTR lpCommandLine,
                                             _In_opt_ LPSECURITY_ATTRIBUTES lpProcessAttributes,
                                             _In_opt_ LPSECURITY_ATTRIBUTES lpThreadAttributes,
                                             _In_ BOOL bInheritHandles, _In_ DWORD dwCreationFlags,
                                             _In_opt_ LPVOID lpEnvironment, _In_opt_ LPCWSTR lpCurrentDirectory,
                                             _In_ LPSTARTUPINFOW lpStartupInfo,
                                             _Out_ LPPROCESS_INFORMATION lpProcessInformation, _In_ DWORD nDlls,
                                             _In_reads_(nDlls) LPCSTR* rlpDlls,
                                             _In_opt_ PDETOUR_CREATE_PROCESS_ROUTINEW pfCreateProcessW);

#ifdef UNICODE
#define DetourCreateProcessWithDlls DetourCreateProcessWithDllsW
#else
#define DetourCreateProcessWithDlls DetourCreateProcessWithDllsA
#endif // !UNICODE

    BOOL WINAPI DetourProcessViaHelperA(_In_ DWORD dwTargetPid, _In_ LPCSTR lpDllName,
                                        _In_ PDETOUR_CREATE_PROCESS_ROUTINEA pfCreateProcessA);

    BOOL WINAPI DetourProcessViaHelperW(_In_ DWORD dwTargetPid, _In_ LPCSTR lpDllName,
                                        _In_ PDETOUR_CREATE_PROCESS_ROUTINEW pfCreateProcessW);

#ifdef UNICODE
#define DetourProcessViaHelper DetourProcessViaHelperW
#else
#define DetourProcessViaHelper DetourProcessViaHelperA
#endif // !UNICODE

    BOOL WINAPI DetourProcessViaHelperDllsA(_In_ DWORD dwTargetPid, _In_ DWORD nDlls, _In_reads_(nDlls) LPCSTR* rlpDlls,
                                            _In_ PDETOUR_CREATE_PROCESS_ROUTINEA pfCreateProcessA);

    BOOL WINAPI DetourProcessViaHelperDllsW(_In_ DWORD dwTargetPid, _In_ DWORD nDlls, _In_reads_(nDlls) LPCSTR* rlpDlls,
                                            _In_ PDETOUR_CREATE_PROCESS_ROUTINEW pfCreateProcessW);

#ifdef UNICODE
#define DetourProcessViaHelperDlls DetourProcessViaHelperDllsW
#else
#define DetourProcessViaHelperDlls DetourProcessViaHelperDllsA
#endif // !UNICODE

    BOOL WINAPI DetourUpdateProcessWithDll(_In_ HANDLE hProcess, _In_reads_(nDlls) LPCSTR* rlpDlls, _In_ DWORD nDlls);

    BOOL WINAPI DetourUpdateProcessWithDllEx(_In_ HANDLE hProcess, _In_ HMODULE hImage, _In_ BOOL bIs32Bit,
                                             _In_reads_(nDlls) LPCSTR* rlpDlls, _In_ DWORD nDlls);

    BOOL WINAPI DetourCopyPayloadToProcess(_In_ HANDLE hProcess, _In_ REFGUID rguid,
                                           _In_reads_bytes_(cbData) PVOID pvData, _In_ DWORD cbData);
    BOOL WINAPI DetourRestoreAfterWith(VOID);
    BOOL WINAPI DetourRestoreAfterWithEx(_In_reads_bytes_(cbData) PVOID pvData, _In_ DWORD cbData);
    BOOL WINAPI DetourIsHelperProcess(VOID);
    VOID CALLBACK DetourFinishHelperProcess(_In_ HWND, _In_ HINSTANCE, _In_ LPSTR, _In_ INT);

//
//////////////////////////////////////////////////////////////////////////////
#ifdef __cplusplus
}
#endif // __cplusplus

//////////////////////////////////////////////// Detours Internal Definitions.
//
#ifdef __cplusplus
#ifdef DETOURS_INTERNAL

#define NOTHROW
// #define NOTHROW (nothrow)

//////////////////////////////////////////////////////////////////////////////
//
#if (_MSC_VER < 1299)
#include <imagehlp.h>
typedef IMAGEHLP_MODULE IMAGEHLP_MODULE64;
typedef PIMAGEHLP_MODULE PIMAGEHLP_MODULE64;
typedef IMAGEHLP_SYMBOL SYMBOL_INFO;
typedef PIMAGEHLP_SYMBOL PSYMBOL_INFO;

static inline LONG InterlockedCompareExchange(_Inout_ LONG* ptr, _In_ LONG nval, _In_ LONG oval)
{
    return (LONG)::InterlockedCompareExchange((PVOID*) ptr, (PVOID) nval, (PVOID) oval);
}
#else
#pragma warning(push)
#pragma warning(disable : 4091) // empty typedef
#include <dbghelp.h>
#pragma warning(pop)
#endif

#ifdef IMAGEAPI // defined by DBGHELP.H
typedef LPAPI_VERSION(NTAPI* PF_ImagehlpApiVersionEx)(_In_ LPAPI_VERSION AppVersion);

typedef BOOL(NTAPI* PF_SymInitialize)(_In_ HANDLE hProcess, _In_opt_ LPCSTR UserSearchPath, _In_ BOOL fInvadeProcess);
typedef DWORD(NTAPI* PF_SymSetOptions)(_In_ DWORD SymOptions);
typedef DWORD(NTAPI* PF_SymGetOptions)(VOID);
typedef DWORD64(NTAPI* PF_SymLoadModule64)(_In_ HANDLE hProcess, _In_opt_ HANDLE hFile, _In_ LPSTR ImageName,
                                           _In_opt_ LPSTR ModuleName, _In_ DWORD64 BaseOfDll, _In_opt_ DWORD SizeOfDll);
typedef BOOL(NTAPI* PF_SymGetModuleInfo64)(_In_ HANDLE hProcess, _In_ DWORD64 qwAddr,
                                           _Out_ PIMAGEHLP_MODULE64 ModuleInfo);
typedef BOOL(NTAPI* PF_SymFromName)(_In_ HANDLE hProcess, _In_ LPSTR Name, _Out_ PSYMBOL_INFO Symbol);

typedef struct _DETOUR_SYM_INFO
{
    HANDLE hProcess;
    HMODULE hDbgHelp;
    PF_ImagehlpApiVersionEx pfImagehlpApiVersionEx;
    PF_SymInitialize pfSymInitialize;
    PF_SymSetOptions pfSymSetOptions;
    PF_SymGetOptions pfSymGetOptions;
    PF_SymLoadModule64 pfSymLoadModule64;
    PF_SymGetModuleInfo64 pfSymGetModuleInfo64;
    PF_SymFromName pfSymFromName;
} DETOUR_SYM_INFO, *PDETOUR_SYM_INFO;

PDETOUR_SYM_INFO DetourLoadImageHlp(VOID);

#endif // IMAGEAPI

#if defined(_INC_STDIO) && !defined(_CRT_STDIO_ARBITRARY_WIDE_SPECIFIERS)
#error detours.h must be included before stdio.h (or at least define _CRT_STDIO_ARBITRARY_WIDE_SPECIFIERS earlier)
#endif
#define _CRT_STDIO_ARBITRARY_WIDE_SPECIFIERS 1

#ifndef DETOUR_TRACE
#if DETOUR_DEBUG
#define DETOUR_TRACE(x) printf x
#define DETOUR_BREAK() __debugbreak()
#include <stdio.h>
#include <limits.h>
#else
#define DETOUR_TRACE(x)
#define DETOUR_BREAK()
#endif
#endif

#if 1 || defined(DETOURS_IA64)

//
// IA64 instructions are 41 bits, 3 per bundle, plus 5 bit bundle template => 128 bits per bundle.
//

#define DETOUR_IA64_INSTRUCTIONS_PER_BUNDLE (3)

#define DETOUR_IA64_TEMPLATE_OFFSET (0)
#define DETOUR_IA64_TEMPLATE_SIZE (5)

#define DETOUR_IA64_INSTRUCTION_SIZE (41)
#define DETOUR_IA64_INSTRUCTION0_OFFSET (DETOUR_IA64_TEMPLATE_SIZE)
#define DETOUR_IA64_INSTRUCTION1_OFFSET (DETOUR_IA64_TEMPLATE_SIZE + DETOUR_IA64_INSTRUCTION_SIZE)
#define DETOUR_IA64_INSTRUCTION2_OFFSET                                                                                \
    (DETOUR_IA64_TEMPLATE_SIZE + DETOUR_IA64_INSTRUCTION_SIZE + DETOUR_IA64_INSTRUCTION_SIZE)

C_ASSERT(DETOUR_IA64_TEMPLATE_SIZE + DETOUR_IA64_INSTRUCTIONS_PER_BUNDLE * DETOUR_IA64_INSTRUCTION_SIZE == 128);

__declspec(align(16)) struct DETOUR_IA64_BUNDLE
{
  public:
    union
    {
        BYTE data[16];
        UINT64 wide[2];
    };

    enum
    {
        A_UNIT = 1u,
        I_UNIT = 2u,
        M_UNIT = 3u,
        B_UNIT = 4u,
        F_UNIT = 5u,
        L_UNIT = 6u,
        X_UNIT = 7u,
    };
    struct DETOUR_IA64_METADATA
    {
        ULONG nTemplate : 8; // Instruction template.
        ULONG nUnit0 : 4;    // Unit for slot 0
        ULONG nUnit1 : 4;    // Unit for slot 1
        ULONG nUnit2 : 4;    // Unit for slot 2
    };

  protected:
    static const DETOUR_IA64_METADATA s_rceCopyTable[33];

    UINT RelocateBundle(_Inout_ DETOUR_IA64_BUNDLE* pDst, _Inout_opt_ DETOUR_IA64_BUNDLE* pBundleExtra) const;

    bool RelocateInstruction(_Inout_ DETOUR_IA64_BUNDLE* pDst, _In_ BYTE slot,
                             _Inout_opt_ DETOUR_IA64_BUNDLE* pBundleExtra) const;

    // 120 112 104 96 88 80 72 64 56 48 40 32 24 16  8  0
    //  f.  e.  d. c. b. a. 9. 8. 7. 6. 5. 4. 3. 2. 1. 0.

    //                                      00
    // f.e. d.c. b.a. 9.8. 7.6. 5.4. 3.2. 1.0.
    // 0000 0000 0000 0000 0000 0000 0000 001f : Template [4..0]
    // 0000 0000 0000 0000 0000 03ff ffff ffe0 : Zero [ 41..  5]
    // 0000 0000 0000 0000 0000 3c00 0000 0000 : Zero [ 45.. 42]
    // 0000 0000 0007 ffff ffff c000 0000 0000 : One  [ 82.. 46]
    // 0000 0000 0078 0000 0000 0000 0000 0000 : One  [ 86.. 83]
    // 0fff ffff ff80 0000 0000 0000 0000 0000 : Two  [123.. 87]
    // f000 0000 0000 0000 0000 0000 0000 0000 : Two  [127..124]
    BYTE GetTemplate() const;
    // Get 4 bit opcodes.
    BYTE GetInst0() const;
    BYTE GetInst1() const;
    BYTE GetInst2() const;
    BYTE GetUnit(BYTE slot) const;
    BYTE GetUnit0() const;
    BYTE GetUnit1() const;
    BYTE GetUnit2() const;
    // Get 37 bit data.
    UINT64 GetData0() const;
    UINT64 GetData1() const;
    UINT64 GetData2() const;

    // Get/set the full 41 bit instructions.
    UINT64 GetInstruction(BYTE slot) const;
    UINT64 GetInstruction0() const;
    UINT64 GetInstruction1() const;
    UINT64 GetInstruction2() const;
    void SetInstruction(BYTE slot, UINT64 instruction);
    void SetInstruction0(UINT64 instruction);
    void SetInstruction1(UINT64 instruction);
    void SetInstruction2(UINT64 instruction);

    // Get/set bitfields.
    static UINT64 GetBits(UINT64 Value, UINT64 Offset, UINT64 Count);
    static UINT64 SetBits(UINT64 Value, UINT64 Offset, UINT64 Count, UINT64 Field);

    // Get specific read-only fields.
    static UINT64 GetOpcode(UINT64 instruction); // 4bit opcode
    static UINT64 GetX(UINT64 instruction);      // 1bit opcode extension
    static UINT64 GetX3(UINT64 instruction);     // 3bit opcode extension
    static UINT64 GetX6(UINT64 instruction);     // 6bit opcode extension

    // Get/set specific fields.
    static UINT64 GetImm7a(UINT64 instruction);
    static UINT64 SetImm7a(UINT64 instruction, UINT64 imm7a);
    static UINT64 GetImm13c(UINT64 instruction);
    static UINT64 SetImm13c(UINT64 instruction, UINT64 imm13c);
    static UINT64 GetSignBit(UINT64 instruction);
    static UINT64 SetSignBit(UINT64 instruction, UINT64 signBit);
    static UINT64 GetImm20a(UINT64 instruction);
    static UINT64 SetImm20a(UINT64 instruction, UINT64 imm20a);
    static UINT64 GetImm20b(UINT64 instruction);
    static UINT64 SetImm20b(UINT64 instruction, UINT64 imm20b);

    static UINT64 SignExtend(UINT64 Value, UINT64 Offset);

    BOOL IsMovlGp() const;

    VOID SetInst(BYTE Slot, BYTE nInst);
    VOID SetInst0(BYTE nInst);
    VOID SetInst1(BYTE nInst);
    VOID SetInst2(BYTE nInst);
    VOID SetData(BYTE Slot, UINT64 nData);
    VOID SetData0(UINT64 nData);
    VOID SetData1(UINT64 nData);
    VOID SetData2(UINT64 nData);
    BOOL SetNop(BYTE Slot);
    BOOL SetNop0();
    BOOL SetNop1();
    BOOL SetNop2();

  public:
    BOOL IsBrl() const;
    VOID SetBrl();
    VOID SetBrl(UINT64 target);
    UINT64 GetBrlTarget() const;
    VOID SetBrlTarget(UINT64 target);
    VOID SetBrlImm(UINT64 imm);
    UINT64 GetBrlImm() const;

    UINT64 GetMovlGp() const;
    VOID SetMovlGp(UINT64 gp);

    VOID SetStop();

    UINT Copy(_Out_ DETOUR_IA64_BUNDLE* pDst, _Inout_opt_ DETOUR_IA64_BUNDLE* pBundleExtra = NULL) const;
};
#endif // DETOURS_IA64

#ifdef DETOURS_ARM

#define DETOURS_PFUNC_TO_PBYTE(p) ((PBYTE) (((ULONG_PTR) (p)) & ~(ULONG_PTR) 1))
#define DETOURS_PBYTE_TO_PFUNC(p) ((PBYTE) (((ULONG_PTR) (p)) | (ULONG_PTR) 1))

#endif // DETOURS_ARM

//////////////////////////////////////////////////////////////////////////////

#ifdef __cplusplus
extern "C"
{
#endif // __cplusplus

#define DETOUR_OFFLINE_LIBRARY(x)                                                                                      \
    PVOID WINAPI DetourCopyInstruction##x(_In_opt_ PVOID pDst, _Inout_opt_ PVOID* ppDstPool, _In_ PVOID pSrc,          \
                                          _Out_opt_ PVOID* ppTarget, _Out_opt_ LONG* plExtra);                         \
                                                                                                                       \
    BOOL WINAPI DetourSetCodeModule##x(_In_ HMODULE hModule, _In_ BOOL fLimitReferencesToModule);

    DETOUR_OFFLINE_LIBRARY(X86)
    DETOUR_OFFLINE_LIBRARY(X64)
    DETOUR_OFFLINE_LIBRARY(ARM)
    DETOUR_OFFLINE_LIBRARY(ARM64)
    DETOUR_OFFLINE_LIBRARY(IA64)

#undef DETOUR_OFFLINE_LIBRARY

    //////////////////////////////////////////////////////////////////////////////
    //
    // Helpers for manipulating page protection.
    //

    _Success_(return != FALSE) BOOL WINAPI
        DetourVirtualProtectSameExecuteEx(_In_ HANDLE hProcess, _In_ PVOID pAddress, _In_ SIZE_T nSize,
                                          _In_ DWORD dwNewProtect, _Out_ PDWORD pdwOldProtect);

    _Success_(return != FALSE) BOOL WINAPI
        DetourVirtualProtectSameExecute(_In_ PVOID pAddress, _In_ SIZE_T nSize, _In_ DWORD dwNewProtect,
                                        _Out_ PDWORD pdwOldProtect);
#ifdef __cplusplus
}
#endif // __cplusplus

//////////////////////////////////////////////////////////////////////////////

#define MM_ALLOCATION_GRANULARITY 0x10000

//////////////////////////////////////////////////////////////////////////////

#endif // DETOURS_INTERNAL
#endif // __cplusplus

#endif // _DETOURS_H_
//
////////////////////////////////////////////////////////////////  End of File.
