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GamepadPhoenixDLL.cpp
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/* Gamepad Phoenix
* Copyright (c) 2021-2023 Bernhard Schelling
*
* Gamepad Phoenix is free software: you can redistribute it and/or modify it under the terms
* of the GNU General Public License as published by the Free Software Found-
* ation, either version 3 of the License, or (at your option) any later version.
*
* Gamepad Phoenix is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with Gamepad Phoenix.
* If not, see <http://www.gnu.org/licenses/>.
*/
#define WIN32_LEAN_AND_MEAN
#include "minhook.inl"
#include <windows.h>
#include <stdarg.h>
#include <type_traits>
#ifdef NDEBUG
#define GPASSERT(cond)
#define GPCHECKNORECURSION()
#else
#define GPASSERT(cond) (void)((cond) ? ((int)0) : (WriteLog("FAILED ASSERT (%s)\n", #cond),DebugBreak(),((int)0)))
#define GPCHECKNORECURSION() static volatile unsigned int _RECCHECKN; GPASSERT(!_RECCHECKN); struct _SRECCHECK { _SRECCHECK() { GPInterlockedAdd(&_RECCHECKN, 1); } ~_SRECCHECK() { GPInterlockedAdd(&_RECCHECKN, -1); } } _RECCHECK
#endif
#define _GPSTATIC_ASSERTM(A,B) static_assertion_##A##_##B
#define _GPSTATIC_ASSERTN(A,B) _GPSTATIC_ASSERTM(A,B)
#define GPSTATIC_ASSERT(cond) typedef char _GPSTATIC_ASSERTN(__LINE__,__COUNTER__)[(cond)?1:-1]
static bool DEBUGBROKE;
#define DEBUGBREAKONCE do { if (!DEBUGBROKE) { DebugBreak(); DEBUGBROKE = true; } } while(0);
#define WAITFORDEBUGGER if(g_hHeap&&!IsDebuggerPresent()){WriteLog("WAITING FOR DEBUGGER TO CONNECT TO PID %u...\n", GetCurrentProcessId());while(!IsDebuggerPresent())Sleep(10);}
#ifdef _MSC_VER
#define GPINLINE __forceinline
#else
#define GPINLINE inline __attribute__((always_inline))
#endif
static float sse2powf(float x, float y);
#define GPPow(N,P) sse2powf(N, P)
enum GPOption : unsigned short
{
OPTION_None = 0,
OPTION_DPadToLStick = 0x1,
OPTION_SwapAandB = 0x2,
OPTION_SwapL1R1andL2R2 = 0x4,
OPTION_DI_TriggersToButtons = 0x10,
OPTION_DI_POVtoButtons = 0x20,
OPTION_IndirectLoading = 0x100,
OPTION_Disable_XInput = 0x200,
OPTION_Disable_DirectInput = 0x400,
OPTION_Disable_MMSys = 0x800,
OPTION_Disable_RawInput = 0x1000,
OPTION_FullscreenWindow = 0x4000,
};
enum GPIndices : unsigned char
{
GPIDX_LSTICK_U, GPIDX_LSTICK_D, GPIDX_LSTICK_L, GPIDX_LSTICK_R,
GPIDX_RSTICK_U, GPIDX_RSTICK_D, GPIDX_RSTICK_L, GPIDX_RSTICK_R,
GPIDX_TRIGGER_L, GPIDX_TRIGGER_R,
GPIDX_DPAD_U, GPIDX_DPAD_D, GPIDX_DPAD_L, GPIDX_DPAD_R,
GPIDX_BTN_A, GPIDX_BTN_B, GPIDX_BTN_X, GPIDX_BTN_Y, GPIDX_BTN_L, GPIDX_BTN_R,
GPIDX_BTN_BACK, GPIDX_BTN_START, GPIDX_BTN_LSTICK, GPIDX_BTN_RSTICK,
_GPIDX_MAX, _GPIDX_MAXCAL = GPIDX_RSTICK_R + 1,
};
enum GPCal : unsigned char
{
GPCAL_LDEADZONE, GPCAL_LLIMIT, GPCAL_LANTI, GPCAL_LSENS, GPCAL_LSHIFTH, GPCAL_LSHIFTV,
GPCAL_RDEADZONE, GPCAL_RLIMIT, GPCAL_RANTI, GPCAL_RSENS, GPCAL_RSHIFTH, GPCAL_RSHIFTV, _GPCAL_MAX
};
struct GPGamepad
{
bool Used;
unsigned int IDs[_GPIDX_MAX];
unsigned short Vals[_GPIDX_MAX];
signed char Cals[_GPCAL_MAX];
int CalFix[_GPIDX_MAXCAL], CalAnti[_GPIDX_MAXCAL], CalInRange[_GPIDX_MAXCAL], CalOutRange[_GPIDX_MAXCAL];
float CalSens[_GPIDX_MAXCAL];
unsigned int TimeStamp, DeltaTime;
void CalcCals()
{
for (int idx = 0; idx != _GPIDX_MAXCAL; idx++)
{
int ofs = (idx < GPIDX_RSTICK_U ? 0 : (GPCAL_RDEADZONE-GPCAL_LDEADZONE));
int dz = Cals[GPCAL_LDEADZONE+ofs]*0xFFFF/100, limit = Cals[GPCAL_LLIMIT+ofs]*0xFFFF/100, csens = Cals[GPCAL_LSENS+ofs];
int shift = Cals[GPCAL_LSHIFTV+ofs]*((idx&2) ? 0 : (idx&1) ? 1 : -1) + Cals[GPCAL_LSHIFTH+ofs]*((idx&2) ? (idx&1) ? 1 : -1 : 0);
CalFix[idx] = (shift*0xFFFF/100) - dz;
CalAnti[idx] = Cals[GPCAL_LANTI+ofs]*0xFFFF/100;
CalSens[idx] = (csens > 0 ? (1.0f + (csens * 0.04f)) : (csens < 0 ? (1.0f + (csens * 0.006f)) : 0.0f));
CalInRange[idx] = (0xFFFF - dz - limit);
CalOutRange[idx] = (0xFFFF - CalAnti[idx]);
if (CalInRange[idx] <= 0) CalInRange[idx] = 1;
if (CalOutRange[idx] <= 0) CalOutRange[idx] = 1;
}
}
unsigned short Axis(int idx, bool mergeDPad = false) const
{
int fix = CalFix[idx], v = Vals[idx] + fix;
if (fix > 0) v -= Vals[idx + ((idx&1)!=0 ? -1 : 1)];
unsigned int w;
if (v <= 0) w = 0;
else if (v >= CalInRange[idx]) w = 0xFFFF;
else
{
w = (unsigned int)v * CalOutRange[idx] / CalInRange[idx];
if (CalSens[idx]) w = (int)(GPPow((float)w / CalOutRange[idx], CalSens[idx]) * CalOutRange[idx]);
w += CalAnti[idx];
}
if (!mergeDPad) return (unsigned short)w;
else { w += Vals[(idx%4)+GPIDX_DPAD_U]; return (w > 0xFFFF ? (unsigned short)0xFFFF : (unsigned short)w); }
}
};
struct GPData
{
#define HOOK_SHARED_DATA_NAME "GamepadPhoenix"
enum { NUM_GAMEPADS = 4, MAX_EXCLUDES = 256, SIZE_LOGBUF = 60*1024 };
GPGamepad Gamepads[NUM_GAMEPADS];
unsigned int InjectExcludes[MAX_EXCLUDES];
unsigned int ExcludeCount;
GPOption Options;
volatile bool IsInject, FromGUI;
volatile unsigned char Recursion;
volatile unsigned int LogLock;
unsigned int LogLength;
char LogData[SIZE_LOGBUF];
};
enum GPIDInterface
{
GPIDINTERFACE_NONE,
GPIDINTERFACE_KEYBOARD,
GPIDINTERFACE_DINPUT,
GPIDINTERFACE_XINPUT,
GPIDINTERFACE_WII,
GPIDINTERFACE_MOUSE,
GPIDINTERFACE_CAPTURE_NEXT_KEY,
GPID_CAPTURE_NEXT_KEY = GPIDINTERFACE_CAPTURE_NEXT_KEY << 29,
GPID_SHIFT_INTF = 29,
GPID_SHIFT_DEVNUM = 8,
GPID_INTF_DEVNUM_MASK = ~(unsigned int)((1<<GPID_SHIFT_DEVNUM)-1),
GPID_BITS_DEV = (GPID_SHIFT_INTF - GPID_SHIFT_DEVNUM),
};
GPINLINE unsigned int GPIDMake(GPIDInterface intf_num, unsigned int dev_num, unsigned char obj_num = 0)
{
return (((unsigned int)intf_num) << GPID_SHIFT_INTF) | (dev_num << GPID_SHIFT_DEVNUM) | (obj_num);
}
GPINLINE GPIDInterface GPIDGetInterface(unsigned int id)
{
return (GPIDInterface)(id >> GPID_SHIFT_INTF);
}
GPINLINE unsigned int GPIDGetDevNum(unsigned int id)
{
return (id >> GPID_SHIFT_DEVNUM) & ((1 << GPID_BITS_DEV)-1);
}
GPINLINE unsigned char GPIDGetObjNum(unsigned int id)
{
return (unsigned char)id;
}
template<class T> struct GPVector
{
GPINLINE GPVector() : _begin(NULL), _end(NULL), _res(NULL) { GPSTATIC_ASSERT(std::is_trivially_copyable<T>::value); }
GPINLINE ~GPVector() { free(_begin); }
GPINLINE T& operator[] (size_t i) { GPASSERT(i >= 0 && i < (size_t)(_end-_begin)); return _begin[i]; }
GPINLINE T* begin() { return _begin; }
GPINLINE T* end() { return _end; }
GPINLINE bool empty() { return (_begin==_end); }
GPINLINE size_t size() { return (size_t)(_end-_begin); }
GPINLINE T& back() { return *(end()-1); }
GPINLINE void reserve(size_t n) { size_t sz = (size_t)(_end-_begin); _begin = (T*)realloc(_begin, n*sizeof(T)); _end = _begin+sz, _res = _begin+n; }
GPINLINE void push_back(const T& a) { if (_end == _res) reserve(empty() ? 4 : (size_t)(_end-_begin)*2); *(_end++) = a; }
GPINLINE void clear() { _end = _begin; }
GPINLINE void resize(size_t n) { if (_begin + n > _res) reserve(n); _end = _begin + n; }
GPINLINE void erase(T* it) { GPASSERT(it >= _begin && it < _end); memmove(it, it + 1, (--_end - it) * sizeof(T)); }
GPINLINE void insert(T* it, const T& a) { GPASSERT(it >= _begin && it <= _end); memmove(it + 1, it, (_end++ - it) * sizeof(T)); *it = a; }
bool Contains(const T& a) { for (const T& it : *this) if (it == a) return true; return false; }
T *_begin, *_end, *_res;
};
static GPData* pGPData;
static wchar_t MyDLLPath[MAX_PATH*2];
static char MyEXEName[32];
static unsigned int CaptureSources;
static volatile unsigned int InputLock;
static volatile unsigned int KnownLibrariesLock;
static volatile unsigned int FirstThreadLock;
static GPVector<unsigned int> KnownLibraries;
static GPVector<void (*)(GPGamepad&)> InputUpdaters;
static bool GameUsesXInput;
static bool ForceVirtualDevices;
static const wchar_t* (*XDIGetDevName)(unsigned int devNum);
static void (WINAPI *HookPluginHook)(void (*pWriteLog)(const char *,...));
static HMODULE (WINAPI *fpLoadLibraryW)(LPCWSTR lpLibFileName) = &LoadLibraryW;
static FARPROC (WINAPI *fpGetProcAddress)(HMODULE hModule, LPCSTR lpProcName) = &GetProcAddress;
static BOOL (WINAPI *fpCreateProcessW)(LPCWSTR, LPWSTR, LPSECURITY_ATTRIBUTES, LPSECURITY_ATTRIBUTES, BOOL, DWORD, LPVOID, LPCWSTR, LPSTARTUPINFOW, LPPROCESS_INFORMATION) = &CreateProcessW;
static int (__cdecl *fpVSNPrintF)(char *buffer, size_t count, const char *format, va_list argptr);
static int SNPrintF(char *buffer, size_t count, const char *format, ...) { va_list ap; va_start(ap, format); int res = fpVSNPrintF(buffer, count, format, ap); va_end(ap); return res; }
static void RunInputUpdaters(GPGamepad& gp);
static void GPInterlockedAdd(volatile unsigned int* p, int add) { for (;;) { unsigned int i = *p; if (InterlockedCompareExchange(p, (i+add), i) == i) return; } }
static bool GPLock(volatile unsigned int* p, DWORD timeout = 0) { for (DWORD i = 0, t = (timeout<<24); InterlockedCompareExchange(p, 1, 0); i++) { if (i>=t) return false; Sleep(0); } return true; }
static int LogIndent(int modify = 0);
static void VWriteLog(const char* fmt, va_list ap)
{
static char buf[2048];
static bool skipExeName;
char* pBuf = buf;
if (!skipExeName)
{
*pBuf++ = '[';
strcpy(pBuf, MyEXEName);
pBuf += strlen(pBuf);
*pBuf++ = ']';
*pBuf++ = ' ';
#if 0 // detailed logging
pBuf += SNPrintF(pBuf, sizeof(buf)-(pBuf-buf)-1, "[%u>%u] %*s", GetCurrentProcessId(), GetCurrentThreadId(), LogIndent(), "");
#endif
}
int count = fpVSNPrintF(pBuf, sizeof(buf)-(pBuf-buf)-1, fmt, ap);
if (!count) return;
unsigned int writeLen = (unsigned int)(count < 0 ? sizeof(buf) : (int)(pBuf - buf) + count);
if (!GPLock(&pGPData->LogLock, 1)) return;
if (&pGPData->LogData[pGPData->LogLength + writeLen] < &pGPData->LogData[sizeof(pGPData->LogData)])
{
memcpy(pGPData->LogData + pGPData->LogLength, buf, writeLen);
pGPData->LogLength += writeLen;
}
pGPData->LogLock = 0;
skipExeName = (buf[writeLen-1] != '\n');
}
static void WriteLog(const char* format,...) { va_list ap; va_start(ap, format); VWriteLog(format, ap); va_end(ap); }
#if 0 // detailed logging
static void CreateMiniDump()
{
struct LCL { static DWORD WINAPI THREAD(void*)
{
enum MINIDUMP_TYPE
{
MiniDumpNormal = 0x0, MiniDumpWithDataSegs = 0x1, MiniDumpWithFullMemory = 0x2, MiniDumpWithHandleData = 0x4, MiniDumpFilterMemory = 0x8, MiniDumpScanMemory = 0x10, MiniDumpWithUnloadedModules = 0x20,
MiniDumpWithIndirectlyReferencedMemory = 0x40, MiniDumpFilterModulePaths = 0x80, MiniDumpWithProcessThreadData = 0x100, MiniDumpWithPrivateReadWriteMemory = 0x200, MiniDumpWithoutOptionalData = 0x400,
MiniDumpWithFullMemoryInfo = 0x800, MiniDumpWithThreadInfo = 0x1000, MiniDumpWithCodeSegs = 0x2000,MiniDumpWithoutAuxiliaryState = 0x4000, MiniDumpWithFullAuxiliaryState = 0x8000, MiniDumpValidTypeFlags = 0xffff,
};
typedef BOOL (WINAPI *PFN_MiniDumpWriteDump)(HANDLE hProcess, DWORD ProcessId, HANDLE hFile, MINIDUMP_TYPE DumpType, CONST PVOID ExceptionParam, CONST PVOID UserStreamParam, CONST PVOID CallbackParam);
FROZEN_THREADS threads;
Freeze(&threads, ALL_HOOKS_POS, ACTION_ENABLE);
WriteLog("[CreateMiniDump] Load dbghelp...\n");
HMODULE g_hModuleDbgHelp = ::LoadLibraryA( "dbghelp.dll" );
WriteLog("[CreateMiniDump] Getproc MiniDumpWriteDump...\n");
PFN_MiniDumpWriteDump g_pfn_MiniDumpWriteDump = (PFN_MiniDumpWriteDump)fpGetProcAddress(g_hModuleDbgHelp, "MiniDumpWriteDump" );
WriteLog("[CreateMiniDump] Create gpminidump.dmp...\n");
HANDLE hFile = CreateFileA("gpminidump.dmp", GENERIC_READ|GENERIC_WRITE, FILE_SHARE_READ, NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
WriteLog("[CreateMiniDump] Call MiniDumpWriteDump...\n");
BOOL res = g_pfn_MiniDumpWriteDump(GetCurrentProcess(), GetCurrentProcessId(), hFile, MiniDumpWithThreadInfo, NULL, NULL, NULL);
WriteLog("[CreateMiniDump] Close file...\n");
CloseHandle( hFile );
WriteLog("[CreateMiniDump] Result: %d\n", res);
Unfreeze(&threads);
return 0;
}};
CloseHandle(CreateThread(0, 0, (DWORD (WINAPI *)(LPVOID))LCL::THREAD, NULL, 0, 0));
WriteLog("[CreateMiniDump] Waiting for dumpthread...\n");
Sleep(10000);
WriteLog("[CreateMiniDump] DONE!\n");
}
static int LogIndent(int modify)
{
struct LogThread { DWORD ThreadId; int Indent; };
static GPVector<LogThread> LogThreads;
DWORD tid = GetCurrentThreadId();
for (LogThread& lt : LogThreads) { if (lt.ThreadId == tid) { return (lt.Indent += modify); } }
LogThreads.push_back({tid, modify});
return modify;
}
struct LogScopeIndenter
{
LogScopeIndenter(const char* fn, const char* fmt = NULL, ...) : Fn(fn)
{
WriteLog("[%s]%c", fn, (fmt?' ':'\n'));// [START]
if (fmt) { va_list ap; va_start(ap, fmt); VWriteLog(fmt, ap); va_end(ap); WriteLog("\n"); }
LogIndent(4);
}
~LogScopeIndenter()
{
LogIndent(-4);
//WriteLog("[%s] [END]\n", Fn);
}
const char* Fn;
};
#define LOGSCOPE(...) LogScopeIndenter _LOGINDENTBLOCK(__FUNCTION__, ##__VA_ARGS__)
#else
#define LOGSCOPE(...)
#endif
static bool CreateHook(LPVOID pTarget, LPCSTR pszProcName, LPVOID pDetour, bool enableHooks, LPVOID* ppOriginal = NULL)
{
MH_STATUS res;
if (!pTarget)
{
res = MH_ERROR_FUNCTION_NOT_FOUND;
}
else
{
//GPASSERT(FindHookEntry(pTarget) == INVALID_HOOK_POS); // avoid hooking same function twice
res = MH_CreateHook(pTarget, pDetour, ppOriginal);
}
if (res != MH_OK && (res != MH_ERROR_FUNCTION_NOT_FOUND || ppOriginal)) // log no error when not explicitly asking for the trampoline function
WriteLog("[HOOK] Hooking '%s' => %s (Detour: %p - Target: %p - Original: %p)\n", pszProcName, MH_StatusToString(res), pDetour, pTarget, (ppOriginal ? *ppOriginal : 0));
if (enableHooks)
MH_EnableHook(MH_ALL_HOOKS);
return (res == MH_OK);
}
GPINLINE static bool CreateHook(HMODULE hModule, LPCSTR pszProcName, LPVOID pDetour, bool enableHooks, LPVOID* ppOriginal = NULL)
{
return CreateHook((LPVOID)fpGetProcAddress(hModule, pszProcName), pszProcName, pDetour, enableHooks, ppOriginal);
}
GPINLINE static bool CreateHook(HMODULE hModule, int ordinal, LPCSTR pszProcName, LPVOID pDetour, bool enableHooks, LPVOID* ppOriginal = NULL)
{
return CreateHook((LPVOID)fpGetProcAddress(hModule, (LPCSTR)(void*)(size_t)ordinal), pszProcName, pDetour, enableHooks, ppOriginal);
}
static bool AlreadyHooked(LPVOID pTarget, LPVOID* ppOriginal = NULL)
{
UINT pos = FindHookEntry(pTarget);
if (pos != INVALID_HOOK_POS) { if (ppOriginal) *ppOriginal = g_hooks.pItems[pos].pTrampoline; return true; }
return false;
}
#define HOOKFUNC_START(RET, NAME, ARGS) static RET (WINAPI *fp##NAME)ARGS; struct s##NAME { static RET WINAPI Func ARGS
#define HOOKFUNC_START_NOFP(RET, NAME, ARGS) struct s##NAME { static RET WINAPI Func ARGS
#define HOOKFUNC_END };
#define HOOKFUNC_END_HOOK(HMODULEorPTARGET, NAME, ACTIVATE) }; CreateHook(HMODULEorPTARGET, #NAME, &s##NAME::Func, ACTIVATE, (LPVOID*)&fp##NAME)
#define HOOKFUNC_END_HOOKONCE(HMODULEorPTARGET, NAME, ACTIVATE) }; if (!fp##NAME) CreateHook(HMODULEorPTARGET, #NAME, &s##NAME::Func, ACTIVATE, (LPVOID*)&fp##NAME)
#define HOOKONCE(HMODULEorPTARGET, NAME, ACTIVATE) if (!fp##NAME) CreateHook(HMODULEorPTARGET, #NAME, &s##NAME::Func, ACTIVATE, (LPVOID*)&fp##NAME)
#define GPLINKER_DLL_EXPORT comment(linker, "/EXPORT:" __FUNCTION__ "=" __FUNCDNAME__)
#define GPLINKER_DLL_EXPORT_HINT(ORD) comment(linker, "/EXPORT:" __FUNCTION__ "=" __FUNCDNAME__ ",@" #ORD)
#define GPLINKER_DLL_EXPORT_UNNAMED(ORD) comment(linker, "/EXPORT:" __FUNCTION__ #ORD "=" __FUNCDNAME__ ",@" #ORD ",NONAME")
#define GPLINKER_DLL_EXPORT_AS(NAME) comment(linker, "/EXPORT:" #NAME "=" __FUNCDNAME__)
#define GPLINKER_DLL_EXPORT_AS_HINT(NAME,ORD) comment(linker, "/EXPORT:" #NAME "=" __FUNCDNAME__ ",@" #ORD)
#define GPLINKER_DLL_EXPORT_AS_PRIVATE(NAME) comment(linker, "/EXPORT:" #NAME "=" __FUNCDNAME__ ",PRIVATE")
#include "GPXInput.inl"
#include "GPDInput.inl"
#include "GPWinMM.inl"
#include "GPViGEm.inl"
static void InputSetup()
{
LOGSCOPE("IsUILoadAllInterfaces: %d", !g_hHeap);
bool useX = !g_hHeap, useD = useX; // UI always needs all interfaces
if (!useX)
for (GPGamepad& gp : pGPData->Gamepads)
for (unsigned int i = 0; i != _GPIDX_MAX; i++)
switch (GPIDGetInterface(gp.IDs[i]))
{
case GPIDINTERFACE_XINPUT: useX = true; break;
case GPIDINTERFACE_DINPUT: useD = true; break;
case GPIDINTERFACE_KEYBOARD: useD = true; break;
case GPIDINTERFACE_MOUSE: useD = true; break;
}
if (useX) GPXInput::SetupInput();
if (useD) GPDInput::SetupInput();
}
static void RunInputUpdaters(GPGamepad& gp)
{
//LOGSCOPE("GP: %d - InputLock: %d", (&gp - pGPData->Gamepads), InputLock);
if (InputLock) return;
GPLock(&InputLock, 3);
unsigned int tick = GetTickCount();
gp.DeltaTime = tick - gp.TimeStamp;
gp.TimeStamp = tick;
for (void (*fn)(GPGamepad&) : InputUpdaters) fn(gp);
InputLock = 0;
}
static void RefreshHooks()
{
LOGSCOPE("InputLock: %d", InputLock);
if (InputLock) return;
GPLock(&InputLock, 3);
GPXInput::Hook();
GPDInput::Hook();
GPWinMM::Hook();
if (HookPluginHook) HookPluginHook(&WriteLog);
InputLock = 0;
}
struct GPInject
{
template <typename TRET> struct LambdaRef
{
template <typename TLambda> GPINLINE LambdaRef(TLambda&& lambda) : lm((void*)&lambda), fn((TRET(LambdaRef<TRET>::*)()const)static_cast<TRET(TLambda::*)()const>(&TLambda::operator())) {}
GPINLINE TRET operator() () { return (((LambdaRef<TRET>*)lm)->*fn)(); }
private: void *lm; TRET(LambdaRef<TRET>::*fn)()const; LambdaRef<TRET>& operator=(const LambdaRef<TRET>&) const;
};
template <typename TCHAR> static bool MatchNoCase(const TCHAR* str, const char* find)
{
for (; *str && *find; str++, find++) if (((*str>'Z'||*str<'A')?*str:*str|0x20)!=*find) return false;
return true;
}
template <typename TCHAR> static bool IsXInput(const TCHAR* path)
{
const TCHAR* dir = path;
for (const TCHAR* p = path; *p; p++) if (*p == '\\' || *p == '/') dir = p + 1;
return ((dir[0]|0x20)=='x' && MatchNoCase(dir+1, "input") && dir[6]>='1' && dir[6]<='9');
}
static HMODULE MyLoadLibrary(const void* path, LambdaRef<HMODULE>&& LoadLibraryLambda, bool isW)
{
unsigned int hash = HashPath(path, isW);
// Disallow loading of hid.dll unless for us while calling DirectInput.
// This disallows games to access hardware directly and forces them to use the APIs we intercept (SDL2 does this)
if (hash == 0x9415504E && !GPDInput::InDirectInputCall) return NULL;
// Some games keep hammering LoadLibrary calls, so remember a list of previously loaded libraries
GPLock(&KnownLibrariesLock, 2);
bool known = KnownLibraries.Contains(hash);
if (!known) KnownLibraries.push_back(hash);
KnownLibrariesLock = 0;
if (known) return LoadLibraryLambda();
LOGSCOPE((isW ? "DLL: %S - GameUsesXInput: %d - IsXInput: %d" : "DLL: %s - GameUsesXInput: %d - IsXInput: %d"), path, GameUsesXInput, (isW ? IsXInput((const wchar_t*)path) : IsXInput((const char*)path)));
if (!InputLock && !GameUsesXInput && (isW ? IsXInput((const wchar_t*)path) : IsXInput((const char*)path))) GameUsesXInput = true;
HMODULE res = LoadLibraryLambda();
RefreshHooks();
return res;
}
static bool IntoOpenedProcess(HANDLE hProcess)
{
size_t DllPathLen = (wcslen(MyDLLPath) + 1) * sizeof(MyDLLPath[0]);
void* lpBaseAddress = VirtualAllocEx(hProcess, NULL, DllPathLen, MEM_COMMIT | MEM_RESERVE, PAGE_READWRITE);
bool success = false;
if (lpBaseAddress == NULL)
WriteLog("[INJECT] Failed to allocate memory in target process\n");
else if (!WriteProcessMemory(hProcess, lpBaseAddress, MyDLLPath, DllPathLen, NULL))
WriteLog("[INJECT] Failed to write memory in target process\n");
else
{
pGPData->IsInject = true;
FARPROC procLoadLibraryW = fpGetProcAddress(GetModuleHandleA("kernel32"), "LoadLibraryW");
HANDLE hRemoteThread = CreateRemoteThread(hProcess, NULL, 0, (LPTHREAD_START_ROUTINE)procLoadLibraryW, lpBaseAddress, 0, NULL);
if (hRemoteThread != INVALID_HANDLE_VALUE)
{
DWORD retVal = 0;
WaitForSingleObject(hRemoteThread, 5000);
GetExitCodeThread(hRemoteThread, &retVal);
CloseHandle(hRemoteThread);
success = (retVal != 0);
}
pGPData->IsInject = false;
}
if (lpBaseAddress) VirtualFreeEx(hProcess, lpBaseAddress, 0, MEM_RELEASE);
return success;
}
static bool IntoNonNativeProcess(DWORD pid)
{
wchar_t buf[MAX_PATH*2+1];
buf[0] = '"';
// avoid DLL import of shell32.dll just for this one function
HMODULE hmShell32 = LoadLibraryA("SHELL32");
enum { ZCSIDL_WINDOWS = 0x0024, ZCSIDL_SYSTEMX86 = 0x0029 };
typedef BOOL (WINAPI *SHGetSpecialFolderPathWFN)(HWND hwnd, LPWSTR pszPath, int csidl, BOOL fCreate);
SHGetSpecialFolderPathWFN pSHGetSpecialFolderPathW = (SHGetSpecialFolderPathWFN)fpGetProcAddress(hmShell32, "SHGetSpecialFolderPathW");
if (sizeof(void*) == 8) pSHGetSpecialFolderPathW(NULL, buf+1, ZCSIDL_SYSTEMX86, FALSE);
else { pSHGetSpecialFolderPathW(NULL, buf+1, ZCSIDL_WINDOWS, FALSE); wcscat(buf, L"\\Sysnative"); }
FreeLibrary(hmShell32);
wcscat(buf, L"\\rundll32.exe\" \"");
wcscat(buf, MyDLLPath);
wchar_t *pPostDLL = buf + wcslen(buf), *pDLLBits = pPostDLL - 6;
if (pDLLBits[0] != '3' && pDLLBits[0] != '6')
{
WriteLog("[INJECT] Unable to inject DLL '%S' into process of different platform (must end with '32.dll' or '64.dll')\n", MyDLLPath);
return false;
}
if (sizeof(void*) == 8) { pDLLBits[0] = '3'; pDLLBits[1] = '2'; }
else { pDLLBits[0] = '6'; pDLLBits[1] = '4'; }
wcscpy(pPostDLL, L"\",RunInject ");
wchar_t* bufPid = pPostDLL + wcslen(pPostDLL);
for (DWORD n = 1000000000; n; n /= 10) if (pid >= n) *bufPid++ = '0' + ((pid / n) % 10);
*bufPid = '\0';
STARTUPINFOW si;
memset(&si, 0, sizeof(si));
si.cb = sizeof(STARTUPINFOW);
PROCESS_INFORMATION pi;
fpCreateProcessW(NULL, buf, NULL, NULL, false, 0, NULL, NULL, &si, &pi);
WaitForSingleObject(pi.hProcess, INFINITE);
CloseHandle(pi.hProcess);
CloseHandle(pi.hThread);
return true;
}
static unsigned int HashPath(const void* path, bool isW)
{
unsigned int hash = (unsigned int)0x811c9dc5;
if (isW) { for (const wchar_t* p = (const wchar_t*)path; *p; p++) hash = ((hash * (unsigned int)0x01000193) ^ (unsigned int)(*p >= 'a' && *p <= 'z' ? *p - ('a'-'A') : *p)); }
else { for (const char * p = (const char *)path; *p; p++) hash = ((hash * (unsigned int)0x01000193) ^ (unsigned int)(*p >= 'a' && *p <= 'z' ? *p - ('a'-'A') : *p)); }
return hash;
}
template<typename TCHAR> static unsigned int HashExe(const TCHAR* from, const TCHAR* to)
{
unsigned int hash = (unsigned int)0x811c9dc5;
for (; from != to; from++) hash = ((hash * (unsigned int)0x01000193) ^ (unsigned int)(*from >= 'a' && *from <= 'z' ? *from - ('a'-'A') : *from));
return hash;
}
template<typename TCHAR> static unsigned int GetProcessHashExe(const TCHAR* applicationName, const TCHAR* commandLine)
{
const TCHAR *path = (applicationName ? applicationName : commandLine + (commandLine[0] == '"' ? 1 : 0));
const TCHAR *pend = path, endChar = (applicationName ? '\0' : (commandLine[0] == '"' ? '"' : ' '));
for (; *pend && *pend != endChar; pend++) {}
const TCHAR *base = pend;
for (; base != path && base[-1] != '/' && base[-1] != '\\'; base--) {}
return HashExe(base, pend);
}
static unsigned int GetParam(const void* commandLine, const char* param, size_t paramLen, bool isW)
{
unsigned int id = 0;
if (isW)
{
for (const wchar_t* p = (const wchar_t*)commandLine, first = *param; *p; p++)
if (p[0] == first && MatchNoCase(p+1, param+1)) { for (p += paramLen; *p >= '0' && *p <= '9'; p++) id = (id*10) + (*p-'0'); if (id) break; }
}
else
{
for (const char* p = (const char*)commandLine, first = *param; *p; p++)
if (p[0] == first && MatchNoCase(p+1, param+1)) { for (p += paramLen; *p >= '0' && *p <= '9'; p++) id = (id*10) + (*p-'0'); if (id) break; }
}
return id;
}
static BOOL RedirectStoreApp(unsigned int exeHash, const void* commandLine, LPPROCESS_INFORMATION lpProcessInformation, bool isW)
{
enum { STEAM_EXE_HASH = 0x6D05BC49, UBILAUNCH_EXE_HASH = 464146393 };
unsigned int appid;
wchar_t* envPrefix;
switch (exeHash)
{
case STEAM_EXE_HASH:
appid = GetParam(commandLine, "-applaunch ", sizeof("-applaunch ")-1, isW);
if (!appid) appid = GetParam(commandLine, " steam://run/", sizeof(" steam://run/")-1, isW);
if (!appid) return false;
envPrefix = L"SteamAppId=";
break;
case UBILAUNCH_EXE_HASH:
appid = GetParam(commandLine, "-upc_uplay_id ", sizeof("-upc_uplay_id ")-1, isW);
if (!appid) return false;
envPrefix = L"UPLAY_ARGUMENTS=-upc_uplay_id ";
break;
default: return false;
}
// Stop if this is getting called again and again by the redirected child processes
if (pGPData->Recursion++ > 5) return FALSE;
const wchar_t* env = GetEnvironmentStringsW(), *envEnd;
for (envEnd = env + 1; envEnd[0]||envEnd[-1]; envEnd++) {}
wchar_t* newenv = (wchar_t*)malloc((envEnd - env + 128) * sizeof(wchar_t));
memcpy(newenv, env, (envEnd - env) * sizeof(wchar_t));
wchar_t* p = wcscpy(newenv + (envEnd - env), envPrefix) + wcslen(envPrefix);
for (unsigned int n = 1000000000; n; n /= 10) if (appid >= n) *p++ = '0'+((appid/n)%10);
*p++ = '\0';
p = wcscpy(p, L"GPPRNTPID=") + (sizeof("GPPRNTPID=")-1);
for (unsigned int pid = GetCurrentProcessId(), n = 1000000000; n; n /= 10) if (pid >= n) *p++ = '0'+((pid/n)%10);
p[0] = p[1] = '\0'; //terminate line and env block
STARTUPINFOW si;
memset(&si, 0, sizeof(si));
si.cb = sizeof(STARTUPINFOW);
BOOL res = fpCreateProcessW(NULL, GetCommandLineW(), NULL, NULL, false, (CREATE_SUSPENDED | CREATE_DEFAULT_ERROR_MODE | CREATE_NEW_CONSOLE | CREATE_UNICODE_ENVIRONMENT), newenv, NULL, &si, lpProcessInformation);
free(newenv);
return !!res;
}
static BOOL MyCreateProcess(const void* applicationName, const void* commandLine, DWORD& dwCreationFlags, LPPROCESS_INFORMATION lpProcessInformation, LambdaRef<BOOL>&& CreateProcessLambda, bool isW)
{
unsigned int exeHash = (isW ? GetProcessHashExe((const wchar_t*)applicationName, (const wchar_t*)commandLine) : GetProcessHashExe((const char*)applicationName, (const char*)commandLine));
bool inject = pGPData->FromGUI, doResume = !(dwCreationFlags & CREATE_SUSPENDED);
BOOL res = (inject && RedirectStoreApp(exeHash, commandLine, lpProcessInformation, isW));
if (!res)
{
for (unsigned int *e = pGPData->InjectExcludes, *eEnd = e + pGPData->ExcludeCount; e != eEnd; e++) { if (*e == exeHash) { inject = false; break; } }
if (inject) dwCreationFlags |= CREATE_SUSPENDED;
}
if (pGPData->FromGUI)
{
WriteLog(res ? "[INJECT] Intercepting store app launch" : inject ? "[INJECT] Creating sub process" : "[INJECT] Skipping injection into new sub process due to exclude list");
WriteLog((isW ? " '%S' '%S' [%u]\n" : " '%s' '%s'\n"), applicationName, commandLine);
}
if (!res) res = CreateProcessLambda();
if (!inject) return res;
(IntoOpenedProcess(lpProcessInformation->hProcess) || IntoNonNativeProcess(lpProcessInformation->dwProcessId));
if (doResume) ResumeThread(lpProcessInformation->hThread);
return res;
}
};
static void HookKernel()
{
HMODULE hmKernel = GetModuleHandleA("KernelBase");
if (!hmKernel || !fpGetProcAddress(hmKernel, "LoadLibraryA")) hmKernel = GetModuleHandleA("kernel32");
fpGetProcAddress = (FARPROC(WINAPI*)(HMODULE,LPCSTR))fpGetProcAddress(hmKernel, "GetProcAddress");
HOOKFUNC_START(HMODULE, LoadLibraryA, (LPCSTR lpLibFileName)) { return GPInject::MyLoadLibrary(lpLibFileName, [&](){return fpLoadLibraryA(lpLibFileName);}, false); }
HOOKFUNC_END_HOOK(hmKernel, LoadLibraryA, false);
HOOKFUNC_START_NOFP(HMODULE, LoadLibraryW, (LPCWSTR lpLibFileName)) { return GPInject::MyLoadLibrary(lpLibFileName, [&](){return fpLoadLibraryW(lpLibFileName);}, true); }
HOOKFUNC_END_HOOK(hmKernel, LoadLibraryW, false);
HOOKFUNC_START(HMODULE, LoadLibraryExA, (LPCSTR lpLibFileName, HANDLE hFile, DWORD dwFlags)) { return GPInject::MyLoadLibrary(lpLibFileName, [&](){return fpLoadLibraryExA(lpLibFileName, hFile, dwFlags);}, false); }
HOOKFUNC_END_HOOK(hmKernel, LoadLibraryExA, false);
HOOKFUNC_START(HMODULE, LoadLibraryExW, (LPCWSTR lpLibFileName, HANDLE hFile, DWORD dwFlags)) { return GPInject::MyLoadLibrary(lpLibFileName, [&](){return fpLoadLibraryExW(lpLibFileName, hFile, dwFlags);}, true); }
HOOKFUNC_END_HOOK(hmKernel, LoadLibraryExW, false);
HOOKFUNC_START(BOOL, CreateProcessA, (LPCSTR lpApplicationName, LPSTR lpCommandLine, LPSECURITY_ATTRIBUTES lpProcessAttributes, LPSECURITY_ATTRIBUTES lpThreadAttributes, BOOL bInheritHandles, DWORD dwCreationFlags, LPVOID lpEnvironment, LPCSTR lpCurrentDirectory, LPSTARTUPINFOA lpStartupInfo, LPPROCESS_INFORMATION lpProcessInformation)) { return GPInject::MyCreateProcess(lpApplicationName, lpCommandLine, dwCreationFlags, lpProcessInformation, [&]() { return fpCreateProcessA(lpApplicationName, lpCommandLine, lpProcessAttributes, lpThreadAttributes, bInheritHandles, dwCreationFlags, lpEnvironment, lpCurrentDirectory, lpStartupInfo, lpProcessInformation); }, false); }
HOOKFUNC_END_HOOK(hmKernel, CreateProcessA, false);
HOOKFUNC_START_NOFP(BOOL, CreateProcessW, (LPCWSTR lpApplicationName, LPWSTR lpCommandLine, LPSECURITY_ATTRIBUTES lpProcessAttributes, LPSECURITY_ATTRIBUTES lpThreadAttributes, BOOL bInheritHandles, DWORD dwCreationFlags, LPVOID lpEnvironment, LPCWSTR lpCurrentDirectory, LPSTARTUPINFOW lpStartupInfo, LPPROCESS_INFORMATION lpProcessInformation)) { return GPInject::MyCreateProcess(lpApplicationName, lpCommandLine, dwCreationFlags, lpProcessInformation, [&]() { return fpCreateProcessW(lpApplicationName, lpCommandLine, lpProcessAttributes, lpThreadAttributes, bInheritHandles, dwCreationFlags, lpEnvironment, lpCurrentDirectory, lpStartupInfo, lpProcessInformation); }, true); }
HOOKFUNC_END_HOOK(hmKernel, CreateProcessW, false);
if (fpGetProcAddress(hmKernel, "CreateProcessAsUserA"))
{
HOOKFUNC_START(BOOL, CreateProcessAsUserA, (HANDLE hToken, LPCSTR lpApplicationName, LPSTR lpCommandLine, LPSECURITY_ATTRIBUTES lpProcessAttributes, LPSECURITY_ATTRIBUTES lpThreadAttributes, BOOL bInheritHandles, DWORD dwCreationFlags, LPVOID lpEnvironment, LPCSTR lpCurrentDirectory, LPSTARTUPINFOA lpStartupInfo, LPPROCESS_INFORMATION lpProcessInformation)) { return GPInject::MyCreateProcess(lpApplicationName, lpCommandLine, dwCreationFlags, lpProcessInformation, [&]() { return fpCreateProcessAsUserA(hToken, lpApplicationName, lpCommandLine, lpProcessAttributes, lpThreadAttributes, bInheritHandles, dwCreationFlags, lpEnvironment, lpCurrentDirectory, lpStartupInfo, lpProcessInformation); }, false); }
HOOKFUNC_END_HOOK(hmKernel, CreateProcessAsUserA, false);
HOOKFUNC_START(BOOL, CreateProcessAsUserW, (HANDLE hToken, LPCWSTR lpApplicationName, LPWSTR lpCommandLine, LPSECURITY_ATTRIBUTES lpProcessAttributes, LPSECURITY_ATTRIBUTES lpThreadAttributes, BOOL bInheritHandles, DWORD dwCreationFlags, LPVOID lpEnvironment, LPCWSTR lpCurrentDirectory, LPSTARTUPINFOW lpStartupInfo, LPPROCESS_INFORMATION lpProcessInformation)) { return GPInject::MyCreateProcess(lpApplicationName, lpCommandLine, dwCreationFlags, lpProcessInformation, [&]() { return fpCreateProcessAsUserW(hToken, lpApplicationName, lpCommandLine, lpProcessAttributes, lpThreadAttributes, bInheritHandles, dwCreationFlags, lpEnvironment, lpCurrentDirectory, lpStartupInfo, lpProcessInformation); }, true); }
HOOKFUNC_END_HOOK(hmKernel, CreateProcessAsUserW, true);
}
}
struct GPFullscreenize
{
typedef LONG (WINAPI *PFN_SetWindowLongA)(HWND hWnd, int nIndex, LONG dwNewLong);
typedef BOOL (WINAPI *PFN_SetWindowPos) (HWND hWnd, HWND hWndInsertAfter, int X, int Y, int cx, int cy, UINT uFlags);
typedef LONG (WINAPI *PFN_GetWindowLongA)(HWND hWnd, int nIndex);
static PFN_SetWindowLongA fpSetWindowLongA;
static PFN_SetWindowPos fpSetWindowPos;
static PFN_GetWindowLongA fpGetWindowLongA;
static void Prepare()
{
HMODULE hUser32 = fpLoadLibraryW(L"User32");
if (!hUser32) { GPASSERT(0); return; }
fpSetWindowLongA = (PFN_SetWindowLongA)fpGetProcAddress(hUser32, "SetWindowLongA");
fpSetWindowPos = (PFN_SetWindowPos) fpGetProcAddress(hUser32, "SetWindowPos");
fpGetWindowLongA = (PFN_GetWindowLongA)fpGetProcAddress(hUser32, "GetWindowLongA");
GPASSERT(fpSetWindowLongA && fpSetWindowPos && fpGetWindowLongA);
CloseHandle(CreateThread(0, 0, WindowedFullscreenThread, NULL, 0, 0));
}
static DWORD WINAPI WindowedFullscreenThread(LPVOID)
{
Sleep(1000); // give application time to prepare (otherwise games like Guacamele might end up with stretched non-native resolution)
for (DWORD pid = GetCurrentProcessId(), hwndPid;;Sleep(200))
{
for (HWND hwnd = NULL; (hwnd = FindWindowEx(NULL, hwnd, NULL, NULL)) != NULL;)
{
if (!GetWindowThreadProcessId(hwnd, &hwndPid) || hwndPid != pid) continue;
LONG style = fpGetWindowLongA(hwnd, GWL_STYLE);
if (!(style & WS_VISIBLE)) continue;
HMONITOR monitor = MonitorFromWindow(hwnd, MONITOR_DEFAULTTONEAREST);
MONITORINFO info = { sizeof(info) };
GetMonitorInfo(monitor, &info);
RECT rc, &mr = info.rcMonitor;
GetWindowRect(hwnd, &rc);
if (rc.left != mr.left || rc.top != mr.top || rc.right != mr.right || rc.bottom != mr.bottom)
{
fpSetWindowLongA(hwnd, GWL_STYLE, style & ~(WS_CAPTION | WS_THICKFRAME | WS_MINIMIZE | WS_MAXIMIZE | WS_SYSMENU));
fpSetWindowPos(hwnd, NULL, mr.left, mr.top, mr.right - mr.left, mr.bottom - mr.top, SWP_FRAMECHANGED);
}
return 0;
}
}
}
};
GPFullscreenize::PFN_SetWindowLongA GPFullscreenize::fpSetWindowLongA;
GPFullscreenize::PFN_SetWindowPos GPFullscreenize::fpSetWindowPos;
GPFullscreenize::PFN_GetWindowLongA GPFullscreenize::fpGetWindowLongA;
BOOL WINAPI DllMain(HINSTANCE const instance, DWORD const reason, LPVOID const reserved)
{
if (reason == DLL_PROCESS_ATTACH)
{
HANDLE hSharedFile = CreateFileMappingA(INVALID_HANDLE_VALUE, NULL, PAGE_READWRITE, 0, sizeof(GPData), HOOK_SHARED_DATA_NAME);
if (!hSharedFile || hSharedFile == INVALID_HANDLE_VALUE)
{
MessageBoxA(NULL, "Unable to connect to Gamepad Phoenix", "Error", 0);
return true;
}
pGPData = (GPData*)MapViewOfFile(hSharedFile, FILE_MAP_WRITE, 0, 0, 0);
if (!pGPData)
{
CloseHandle(hSharedFile);
MessageBoxA(NULL, "Unable to connect to Gamepad Phoenix", "Error", 0);
return true;
}
bool isInject = pGPData->IsInject;
if (isInject) pGPData->IsInject = false; // unset as soon as possible
// use vsprintf from Windows (save 6kb in output)
fpVSNPrintF = (int(__cdecl*)(char*,size_t,const char*,va_list))fpGetProcAddress(GetModuleHandleA("ntdll"), "_vsnprintf");
if (!fpVSNPrintF) fpVSNPrintF = (int(__cdecl*)(char*,size_t,const char*,va_list))fpGetProcAddress(LoadLibraryA("msvcrt"), "_vsnprintf");
GetModuleFileNameW(NULL, MyDLLPath, (sizeof(MyDLLPath)/sizeof(MyDLLPath[0])-1));
wchar_t* pEXELastSlash = wcsrchr(MyDLLPath, '\\');
wchar_t* pEXEBaseName = (pEXELastSlash ? pEXELastSlash + 1 : MyDLLPath);
WideCharToMultiByte(CP_UTF8, 0, pEXEBaseName, -1, MyEXEName, sizeof(MyEXEName) - 1, NULL, NULL);
wchar_t* pDLLBits = MyDLLPath + GetModuleFileNameW(instance, MyDLLPath, (sizeof(MyDLLPath)/sizeof(MyDLLPath[0])-1)) - 6;
bool isIndirectDLL = (pDLLBits[0] != '3' && pDLLBits[0] != '6');
//WriteLog("[DLL] Attach - MyDLL: %S - IsInject: %d\n", MyDLLPath, pGPData->IsInject);
if (isInject || isIndirectDLL)
{
WriteLog("Loaded Gamepad Phoenix extension into program\n");
if (isIndirectDLL)
{
pGPData->FromGUI = false;
pGPData->Recursion = 0;
wchar_t *dllExt = pDLLBits + 3, orgDllExt[3], hookPlugin[MAX_PATH];
memcpy(orgDllExt, dllExt, sizeof(orgDllExt));
memcpy(dllExt, L"INI", sizeof(orgDllExt));
GetPrivateProfileStructW(L"GamepadPhoenix", L"Options", &pGPData->Options, sizeof(pGPData->Options), MyDLLPath);
GetPrivateProfileStructW(L"GamepadPhoenix", L"ExcludeCount", &pGPData->ExcludeCount, sizeof(pGPData->ExcludeCount), MyDLLPath);
GetPrivateProfileStructW(L"GamepadPhoenix", L"InjectExcludes", &pGPData->InjectExcludes, sizeof(pGPData->InjectExcludes[0])*pGPData->ExcludeCount, MyDLLPath);
GetPrivateProfileStringW(L"GamepadPhoenix", L"HookPlugin", NULL, hookPlugin, sizeof(hookPlugin)/sizeof(*hookPlugin), MyDLLPath);
//WriteLog("[DLL] Indirect - INI: %S - Mode: %d - Options: %d - ExcludeCount: %d\n", MyDLLPath, pGPData->Mode, pGPData->Options, pGPData->ExcludeCount);
memcpy(dllExt, orgDllExt, sizeof(orgDllExt));
if (hookPlugin[0])
{
HookPluginHook = (void (WINAPI*)(void (*pWriteLog)(const char *,...)))fpGetProcAddress(fpLoadLibraryW(hookPlugin), "GamepadPhoenixHook");
WriteLog("%s HookPlugin '%S'\n", (HookPluginHook ? "Using" : "Failed to load"), hookPlugin);
}
}
if ((pGPData->Options & (OPTION_Disable_XInput|OPTION_Disable_DirectInput|OPTION_Disable_MMSys)) == (OPTION_Disable_DirectInput|OPTION_Disable_MMSys))
GameUsesXInput = true;
MH_Initialize();
HookKernel();
RefreshHooks();
// We acquire all needed input interfaces as early as possible to avoid someone hooking into the API (like Steam does with XInput)
GPLock(&InputLock, 3);
InputSetup();
InputLock = 0;
}
}
if (reason == DLL_THREAD_ATTACH && g_hHeap && GPLock(&FirstThreadLock))
{
char strParentPid[16];
DWORD len = GetEnvironmentVariableA("GPPRNTPID", strParentPid, 16);
DWORD parentPid = 0;
for (char* p = strParentPid, *pEnd = p + len; p != pEnd; p++) parentPid = (parentPid * 10) + (*p - '0');
HANDLE hParent = (parentPid ? OpenProcess(SYNCHRONIZE | PROCESS_TERMINATE, FALSE, parentPid) : NULL);
if (hParent)
{
// When launched through an intercepted store app launch command terminate the parent process so a game that refuses to run twice isn't confused
TerminateProcess(hParent, 0);
WaitForSingleObject(hParent, 2000);
CloseHandle(hParent);
}
if (pGPData->Options & OPTION_FullscreenWindow)
GPFullscreenize::Prepare();
}
return TRUE;
}
BOOL WINAPI FakeXInputDllMain(HINSTANCE const instance, DWORD const reason, LPVOID const reserved)
{
#pragma GPLINKER_DLL_EXPORT_AS_HINT(DllMain, 1) // not needed but exported to match the interface of real XInput dlls
return DllMain(instance, reason, reserved);
}
void WINAPI RunInject(HWND hwnd, HINSTANCE hinst, LPSTR lpszCmdLine, int nCmdShow)
{
#pragma GPLINKER_DLL_EXPORT
DWORD pid = 0;
for (char* p = lpszCmdLine; *p; p++) pid = (pid * 10) + (*p - '0');
HANDLE process = OpenProcess(PROCESS_ALL_ACCESS, FALSE, pid);
GPInject::IntoOpenedProcess(process);
CloseHandle(process);
}
void WINAPI UISetPad(int idx, unsigned int* ids, signed char* cals)
{
#pragma GPLINKER_DLL_EXPORT
GPGamepad& gp = pGPData->Gamepads[idx];
if (memcmp(gp.IDs, ids, sizeof(gp.IDs)))
{
memcpy(gp.IDs, ids, sizeof(gp.IDs));
memset(gp.Vals, 0, sizeof(gp.Vals));
}
memcpy(gp.Cals, cals, sizeof(gp.Cals));
gp.CalcCals();
gp.Used = false;
for (unsigned int id : gp.IDs) { if (id) { gp.Used = true; break; } }
}
BOOL WINAPI UIGetPad(int idx, unsigned int* ids, signed char* cals)
{
#pragma GPLINKER_DLL_EXPORT
GPGamepad& gp = pGPData->Gamepads[idx];
bool changed = !!memcmp(ids, gp.IDs, sizeof(gp.IDs));
memcpy(ids, gp.IDs, sizeof(gp.IDs));
memcpy(cals, gp.Cals, sizeof(gp.Cals));
return changed;
}
void WINAPI UIPad(int idx, unsigned short* vals, unsigned int captureSources)
{
#pragma GPLINKER_DLL_EXPORT
GPGamepad& gp = pGPData->Gamepads[idx];
if (gp.Used)
{
if (InputUpdaters.empty()) InputSetup();
CaptureSources = captureSources;
RunInputUpdaters(gp);
}
memcpy(vals, gp.Vals, sizeof(gp.Vals));
}
BOOL WINAPI UILockLog(BOOL wantLock, void** out_log, int* out_length)
{
#pragma GPLINKER_DLL_EXPORT
if (!pGPData->LogLength) return false;
if (wantLock)
{
GPLock(&pGPData->LogLock, 1);
*out_log = (void*)pGPData->LogData;
*out_length = (int)pGPData->LogLength;
}
else
{
GPASSERT(pGPData->LogLock == 1);
pGPData->LogLength = 0;
pGPData->LogLock = 0;
}
return true;
}
void WINAPI UISetup(GPOption options, const wchar_t* excludeList, const wchar_t* preparedDllIni)
{
#pragma GPLINKER_DLL_EXPORT
pGPData->Options = options;
pGPData->ExcludeCount = 0;
for (const wchar_t *p = excludeList, *exe = p; ; p++)
{
if (*p >= ' ') continue;
if (p > exe) pGPData->InjectExcludes[pGPData->ExcludeCount++] = GPInject::HashExe(exe, p);
if (!*p) break;
exe = p + 1;
}
if (preparedDllIni)
{
WritePrivateProfileStructW(L"GamepadPhoenix", L"Options", &pGPData->Options, sizeof(pGPData->Options), preparedDllIni);
WritePrivateProfileStructW(L"GamepadPhoenix", L"ExcludeCount", &pGPData->ExcludeCount, sizeof(pGPData->ExcludeCount), preparedDllIni);
WritePrivateProfileStructW(L"GamepadPhoenix", L"InjectExcludes", &pGPData->InjectExcludes, sizeof(pGPData->InjectExcludes[0])*pGPData->ExcludeCount, preparedDllIni);
}
}
void WINAPI UILaunch(const wchar_t* commandLine, const wchar_t* startDir)
{
#pragma GPLINKER_DLL_EXPORT
pGPData->FromGUI = true;
pGPData->Recursion = 0;
STARTUPINFOW si;
memset(&si, 0, sizeof(si));
si.cb = sizeof(STARTUPINFOW);
PROCESS_INFORMATION pi;
wchar_t* commandLineDup = wcsdup(commandLine);
GPASSERT(!g_hHeap); //UI shouldn't hook functions
BOOL res = fpCreateProcessW(NULL, commandLineDup, NULL, NULL, false, (CREATE_SUSPENDED | CREATE_DEFAULT_ERROR_MODE | CREATE_NEW_CONSOLE), NULL, startDir, &si, &pi);
free(commandLineDup);
if (!res) return;
WriteLog("[LAUNCH] UI launching process '%S'\n", commandLine);
res = ((pGPData->Options & OPTION_IndirectLoading) || GPInject::IntoOpenedProcess(pi.hProcess) || GPInject::IntoNonNativeProcess(pi.dwProcessId));
ResumeThread(pi.hThread);
CloseHandle(pi.hProcess);
CloseHandle(pi.hThread);
}
const wchar_t* WINAPI UIGetDIName(unsigned int devNum)
{
#pragma GPLINKER_DLL_EXPORT
if (InputUpdaters.empty()) InputSetup();
return XDIGetDevName(devNum);
}
#include "GPWii.inl"
// save 15kb by removing the need for LocaleNameToIndexTable and LcidToLocaleNameTable
extern "C" void LocaleNameToIndexTable() {}
extern "C" void LcidToLocaleNameTable() {}
extern "C" void* __crtGetStringTypeA() {return 0;}
extern "C" void* __cdecl __crtLCMapStringA() {return 0;}
extern "C" void* __crtGetLocaleInfoEx() {GPASSERT(0);return 0;}
extern "C" void* __crtLCMapStringEx() {GPASSERT(0);return 0;}
extern "C" void* __crtIsValidLocaleName() {GPASSERT(0);return 0;}
extern "C" void* __crtEnumSystemLocalesEx() {GPASSERT(0);return 0;}
extern "C" void* __crtGetUserDefaultLocaleName() {GPASSERT(0);return 0;}
extern "C" void* __crtDownlevelLCIDToLocaleName() {GPASSERT(0);return 0;}
// save 10kb by using SSE2 intrinsic based powf function instead of libcrt's
#include <emmintrin.h>
static float sse2powf(float x, float y)
{
// Based on SIMD implementation of sin, cos, exp and log by Julien Pommier (http://gruntthepeon.free.fr/ssemath/)
// Copyright (C) 2007 Julien Pommier
// This software is provided 'as-is', without any express or implied warranty. In no event will the authors be held liable for any damages arising from the use of this software.
// Permission is granted to anyone to use this software for any purpose, including commercial applications, and to alter it and redistribute it freely, subject to the following restrictions:
// 1. The origin of this software must not be misrepresented; you must not claim that you wrote the original software. If you use this software in a product, an acknowledgment in the product documentation would be appreciated but is not required.
// 2. Altered source versions must be plainly marked as such, and must not be misrepresented as being the original software.
// 3. This notice may not be removed or altered from any source distribution.
// Code was adapted for Gamepad Phoenix to be the minimum requirement for just the powf function
#define _PS_CONST(Type, Name, Val) static const __declspec(align(16)) Type _ps_##Name[4] = { Val, Val, Val, Val }
_PS_CONST(float, 1, 1.0f);
_PS_CONST(float, 0p5, 0.5f);
_PS_CONST(float, exp_hi, 88.3762626647949f);
_PS_CONST(float, exp_lo, -88.3762626647949f);
_PS_CONST(float, cephes_SQRTHF, 0.707106781186547524f);
_PS_CONST(float, cephes_log_p0, 7.0376836292E-2f);
_PS_CONST(float, cephes_log_p1, -1.1514610310E-1f);
_PS_CONST(float, cephes_log_p2, 1.1676998740E-1f);
_PS_CONST(float, cephes_log_p3, -1.2420140846E-1f);
_PS_CONST(float, cephes_log_p4, 1.4249322787E-1f);
_PS_CONST(float, cephes_log_p5, -1.6668057665E-1f);
_PS_CONST(float, cephes_log_p6, 2.0000714765E-1f);
_PS_CONST(float, cephes_log_p7, -2.4999993993E-1f);
_PS_CONST(float, cephes_log_p8, 3.3333331174E-1f);
_PS_CONST(float, cephes_log_q1, -2.12194440e-4f);
_PS_CONST(float, cephes_log_q2, 0.693359375f);
_PS_CONST(float, cephes_LOG2EF, 1.44269504088896341f);
_PS_CONST(float, cephes_exp_C1, 0.693359375f);
_PS_CONST(float, cephes_exp_C2, -2.12194440e-4f);
_PS_CONST(float, cephes_exp_p0, 1.9875691500E-4f);
_PS_CONST(float, cephes_exp_p1, 1.3981999507E-3f);
_PS_CONST(float, cephes_exp_p2, 8.3334519073E-3f);
_PS_CONST(float, cephes_exp_p3, 4.1665795894E-2f);
_PS_CONST(float, cephes_exp_p4, 1.6666665459E-1f);
_PS_CONST(float, cephes_exp_p5, 5.0000001201E-1f);
_PS_CONST( int, min_norm_pos, 0x00800000);
_PS_CONST( int, inv_mant_mask, ~0x7f800000);
_PS_CONST( int, 0x7f, 0x7f);
#undef _PS_CONST
struct FN
{
static __m128 exp_ps(__m128 a)
{
__m128 b, c, d;
a = _mm_max_ps(_mm_min_ps(a, *(__m128*)_ps_exp_hi), *(__m128*)_ps_exp_lo);
c = _mm_add_ps(_mm_mul_ps(a, *(__m128*)_ps_cephes_LOG2EF), *(__m128*)_ps_0p5);
b = _mm_cvtepi32_ps(_mm_cvttps_epi32(c));
c = _mm_sub_ps(b, _mm_and_ps(_mm_cmpgt_ps(b, c), *(__m128*)_ps_1));
a = _mm_sub_ps(_mm_sub_ps(a, _mm_mul_ps(c, *(__m128*)_ps_cephes_exp_C1)), _mm_mul_ps(c, *(__m128*)_ps_cephes_exp_C2));
d = _mm_mul_ps(*(__m128*)_ps_cephes_exp_p0, a);
d = _mm_mul_ps(_mm_add_ps(d, *(__m128*)_ps_cephes_exp_p1), a);
d = _mm_mul_ps(_mm_add_ps(d, *(__m128*)_ps_cephes_exp_p2), a);
d = _mm_mul_ps(_mm_add_ps(d, *(__m128*)_ps_cephes_exp_p3), a);
d = _mm_mul_ps(_mm_add_ps(d, *(__m128*)_ps_cephes_exp_p4), a);
d = _mm_mul_ps(_mm_add_ps(d, *(__m128*)_ps_cephes_exp_p5), _mm_mul_ps(a, a));
d = _mm_add_ps(_mm_add_ps(d, a), *(__m128*)_ps_1);