154 lines
4.5 KiB
C
154 lines
4.5 KiB
C
#include <windows.h>
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#include <xinput.h>
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#include <stdint.h>
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#ifdef __GNUC__
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#include <ntdef.h>
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#else
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#include <winnt.h>
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#endif
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#include "hook/table.h"
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#include "mkachook/xinput.h"
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#include "mkachook/mkac-dll.h"
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#include "util/dprintf.h"
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#include "util/str.h"
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static DWORD WINAPI my_XInputGetCapabilities(DWORD dwUserIndex, DWORD dwFlags, XINPUT_CAPABILITIES *pCapabilities);
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static DWORD WINAPI my_XInputGetState(DWORD dwUserIndex, XINPUT_STATE *pState);
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static DWORD WINAPI my_XInputSetState(DWORD dwUserIndex, XINPUT_VIBRATION *pVibration);
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static DWORD my_driverUtilGetControllerUsbIdPairs(uint64_t qwUnknown, unsigned int *numControllers);
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static DWORD (WINAPI *next_XInputGetCapabilities)(DWORD dwUserIndex, DWORD dwFlags, XINPUT_CAPABILITIES *pCapabilities);
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static DWORD (WINAPI *next_XInputGetState)(DWORD dwUserIndex, DWORD dwFlags, XINPUT_CAPABILITIES *pCapabilities);
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static DWORD (WINAPI *next_XInputSetState)(DWORD dwUserIndex, DWORD dwFlags, XINPUT_CAPABILITIES *pCapabilities);
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static DWORD (*next_driverUtilGetControllerUsbIdPairs)(uint64_t qwUnknown, unsigned int *numControllers);
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uint8_t lastBtnState = 0;
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DWORD packetNum = 0;
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static const struct hook_symbol xinput_hook_syms[] = {
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{
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.ordinal = 4,
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.patch = my_XInputGetCapabilities,
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.link = (void **) &next_XInputGetCapabilities,
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}, {
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.ordinal = 2,
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.patch = my_XInputGetState,
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.link = (void **) &next_XInputGetState,
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}, {
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.ordinal = 3,
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.patch = my_XInputSetState,
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.link = (void **) &next_XInputSetState,
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},
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};
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static const struct hook_symbol driverutil_hook_syms[] = {
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{
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.name = "driverUtilGetControllerUsbIdPairs",
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.ordinal = 1,
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.patch = my_driverUtilGetControllerUsbIdPairs,
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.link = (void **) &next_driverUtilGetControllerUsbIdPairs,
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}
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};
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HRESULT mkac_xinput_init(struct mkac_xinput_config *cfg)
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{
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if (!cfg->enable) {
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dprintf("Xinput: Emulation disabled\n");
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return S_OK;
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}
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dprintf("Xinput: init\n");
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hook_table_apply(
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NULL,
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"XINPUT1_3.dll",
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xinput_hook_syms,
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_countof(xinput_hook_syms));
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hook_table_apply(
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NULL,
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"driverUtil.dll",
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driverutil_hook_syms,
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_countof(driverutil_hook_syms));
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return S_OK;
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}
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static DWORD WINAPI my_XInputGetCapabilities(DWORD dwUserIndex, DWORD dwFlags, XINPUT_CAPABILITIES *pCapabilities)
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{
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//dprintf("Xinput: %s dwUserIndex %li dwFlags %li \n", __func__, dwUserIndex, dwFlags);
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if (!dwUserIndex) {
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HRESULT hr = mkac_dll.gamepad_init();
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if (FAILED(hr)) {
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return ERROR_DEVICE_NOT_CONNECTED;
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}
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pCapabilities->Flags = XINPUT_CAPS_VOICE_SUPPORTED;
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pCapabilities->Type = XINPUT_DEVTYPE_GAMEPAD;
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pCapabilities->SubType = XINPUT_DEVSUBTYPE_GAMEPAD;
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pCapabilities->Gamepad.wButtons = 0xF3FF;
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pCapabilities->Gamepad.bLeftTrigger = 0xFF;
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pCapabilities->Gamepad.bRightTrigger = 0xFF;
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pCapabilities->Gamepad.sThumbLX = (SHORT)0xFFC0;
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pCapabilities->Gamepad.sThumbLY = (SHORT)0xFFC0;
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pCapabilities->Gamepad.sThumbRX = (SHORT)0xFFC0;
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pCapabilities->Gamepad.sThumbRY = (SHORT)0xFFC0;
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pCapabilities->Vibration.wLeftMotorSpeed = 0xFF;
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pCapabilities->Vibration.wRightMotorSpeed = 0xFF;
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return ERROR_SUCCESS;
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} else {
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return ERROR_DEVICE_NOT_CONNECTED;
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}
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}
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static DWORD WINAPI my_XInputGetState(DWORD dwUserIndex, XINPUT_STATE *pState)
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{
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//dprintf("Xinput: %s dwUserIndex %li\n", __func__, dwUserIndex);
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assert(mkac_dll.gamepad_poll != NULL);
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if (!dwUserIndex) {
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uint16_t gamebtn = 0;
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mkac_dll.gamepad_poll(&gamebtn);
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pState->Gamepad.wButtons = gamebtn;
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if (gamebtn == lastBtnState) {
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pState->dwPacketNumber = packetNum;
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} else {
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pState->dwPacketNumber = packetNum++;
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}
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return ERROR_SUCCESS;
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}
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else {
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return ERROR_DEVICE_NOT_CONNECTED;
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}
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}
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static DWORD WINAPI my_XInputSetState(DWORD dwUserIndex, XINPUT_VIBRATION *pVibration)
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{
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//dprintf("Xinput: %s dwUserIndex %li left %i right %i\n", __func__, dwUserIndex, pVibration->wLeftMotorSpeed, pVibration->wRightMotorSpeed);
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if (!dwUserIndex)
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return ERROR_SUCCESS;
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else
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return ERROR_DEVICE_NOT_CONNECTED;
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}
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static DWORD my_driverUtilGetControllerUsbIdPairs(uint64_t qwUnknown, unsigned int *numControllers)
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{
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dprintf("Xinput: %s hit!\n", __func__);
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return 1;
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} |