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MissionControl/btdrv-mitm/source/controllers/wiicontroller.cpp

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#include "wiicontroller.hpp"
#include <cstring>
#include <switch.h>
#include <vapours.hpp>
#include "../btdrv_mitm_logging.hpp"
namespace ams::controller {
WiiController::WiiController(ControllerType type, const bluetooth::Address *address)
: FakeSwitchController(type, address)
, m_extension(WiiExtensionController_None)
{
}
void WiiController::convertReportFormat(const bluetooth::HidReport *inReport, bluetooth::HidReport *outReport) {
auto wiiReport = reinterpret_cast<const WiiReportData *>(&inReport->data);
auto switchReport = reinterpret_cast<SwitchReportData *>(&outReport->data);
switch(wiiReport->id) {
case 0x20: // status
this->handleInputReport0x20(wiiReport, switchReport);
break;
case 0x21: // memory read
this->handleInputReport0x21(wiiReport, switchReport);
break;
case 0x22: // ack
this->handleInputReport0x22(wiiReport, switchReport);
break;
case 0x30:
this->handleInputReport0x30(wiiReport, switchReport);
break;
case 0x31:
this->handleInputReport0x31(wiiReport, switchReport);
break;
case 0x32:
this->handleInputReport0x32(wiiReport, switchReport);
break;
case 0x34:
this->handleInputReport0x34(wiiReport, switchReport);
break;
default:
BTDRV_LOG_FMT("WII CONTROLLER: RECEIVED REPORT [0x%02x]", wiiReport->id);
break;
}
outReport->size = 0x31;
switchReport->id = 0x30;
switchReport->input0x30.conn_info = 0x0;
switchReport->input0x30.battery = m_battery | m_charging;
switchReport->input0x30.timer = os::ConvertToTimeSpan(os::GetSystemTick()).GetMilliSeconds() & 0xff;
}
void WiiController::handleInputReport0x20(const WiiReportData *src, SwitchReportData *dst) {
if (!src->input0x20.extension_connected) {
m_extension = WiiExtensionController_None;
this->setReportMode(0x31);
}
else if (src->input0x20.extension_connected && (m_extension == WiiExtensionController_None)) {
// Initialise extension
this->sendInit1();
this->sendInit2();
// Read extension type
this->readMemory(0x04a400fa, 6);
}
m_battery = (src->input0x20.battery / 52) << 1;
}
void WiiController::handleInputReport0x21(const WiiReportData *src, SwitchReportData *dst) {
u16 read_addr = util::SwapBytes(src->input0x21.address);
//u8 size = src->input0x21.size + 1;
if (read_addr == 0x00fa) {
// Identify extension controller
u64 extension_id = util::SwapBytes(*reinterpret_cast<const u64 *>(&src->input0x21.data)) >> 16;
switch (extension_id) {
case 0x0000A4200000:
m_extension = WiiExtensionController_Nunchuck;
this->setReportMode(0x32);
break;
case 0x0000A4200101:
m_extension = WiiExtensionController_Classic;
this->setReportMode(0x32);
break;
case 0x0100A4200101:
m_extension = WiiExtensionController_ClassicPro;
this->setReportMode(0x32);
break;
case 0x0000a4200120:
m_extension = WiiExtensionController_WiiUPro;
this->setReportMode(0x34);
break;
default:
m_extension = WiiExtensionController_Unsupported;
this->setReportMode(0x31);
break;
}
}
}
void WiiController::handleInputReport0x22(const WiiReportData *src, SwitchReportData *dst) {
//BTDRV_LOG_DATA_MSG((void*)&src->input0x22, sizeof(WiiInputReport0x22), "WII CONTROLLER: ACK");
}
void WiiController::handleInputReport0x30(const WiiReportData *src, SwitchReportData *dst) {
packStickData(&dst->input0x30.left_stick, STICK_ZERO, STICK_ZERO);
packStickData(&dst->input0x30.right_stick, STICK_ZERO, STICK_ZERO);
this->mapButtonsHorizontalOrientation(&src->input0x30.buttons, dst);
}
void WiiController::handleInputReport0x31(const WiiReportData *src, SwitchReportData *dst) {
packStickData(&dst->input0x30.left_stick, STICK_ZERO, STICK_ZERO);
packStickData(&dst->input0x30.right_stick, STICK_ZERO, STICK_ZERO);
this->mapButtonsHorizontalOrientation(&src->input0x31.buttons, dst);
// Todo: Accelerometer data
}
void WiiController::handleInputReport0x32(const WiiReportData *src, SwitchReportData *dst) {
if (m_extension == WiiExtensionController_Nunchuck) {
this->mapButtonsVerticalOrientation(&src->input0x32.buttons, dst);
}
this->mapExtensionBytes(src->input0x32.extension, dst);
}
void WiiController::handleInputReport0x34(const WiiReportData *src, SwitchReportData *dst) {
if (m_extension == WiiExtensionController_Nunchuck) {
this->mapButtonsVerticalOrientation(&src->input0x34.buttons, dst);
}
this->mapExtensionBytes(src->input0x34.extension, dst);
}
void WiiController::mapButtonsHorizontalOrientation(const WiiButtonData *buttons, SwitchReportData *dst) {
dst->input0x30.buttons.dpad_down = buttons->dpad_left;
dst->input0x30.buttons.dpad_up = buttons->dpad_right;
dst->input0x30.buttons.dpad_right = buttons->dpad_down;
dst->input0x30.buttons.dpad_left = buttons->dpad_up;
dst->input0x30.buttons.A = buttons->two;
dst->input0x30.buttons.B = buttons->one;
dst->input0x30.buttons.R = buttons->A;
dst->input0x30.buttons.L = buttons->B;
dst->input0x30.buttons.minus = buttons->minus;
dst->input0x30.buttons.plus = buttons->plus;
dst->input0x30.buttons.home = buttons->home;
}
void WiiController::mapButtonsVerticalOrientation(const WiiButtonData *buttons, SwitchReportData *dst) {
dst->input0x30.buttons.dpad_down = buttons->dpad_down;
dst->input0x30.buttons.dpad_up = buttons->dpad_up;
dst->input0x30.buttons.dpad_right = buttons->dpad_right;
dst->input0x30.buttons.dpad_left = buttons->dpad_left;
dst->input0x30.buttons.A = buttons->A;
dst->input0x30.buttons.B = buttons->B;
// Not the best mapping but at least most buttons are mapped to something when nunchuck is connected.
dst->input0x30.buttons.R = buttons->one;
dst->input0x30.buttons.ZR = buttons->two;
dst->input0x30.buttons.minus = buttons->minus;
dst->input0x30.buttons.plus = buttons->plus;
dst->input0x30.buttons.home = buttons->home;
}
void WiiController::mapExtensionBytes(const u8 ext[], SwitchReportData *dst) {
switch(m_extension) {
case WiiExtensionController_Nunchuck:
this->mapNunchuckExtension(ext, dst);
break;
case WiiExtensionController_Classic:
case WiiExtensionController_ClassicPro:
this->mapClassicControllerExtension(ext, dst);
break;
case WiiExtensionController_WiiUPro:
this->mapWiiUProControllerExtension(ext, dst);
break;
default:
break;
}
}
void WiiController::mapNunchuckExtension(const u8 ext[], SwitchReportData *dst) {
auto extension = reinterpret_cast<const WiiNunchuckExtensionData *>(ext);
packStickData(&dst->input0x30.left_stick,
extension->stick_x,
extension->stick_y
);
dst->input0x30.buttons.L = !extension->C;
dst->input0x30.buttons.ZL = !extension->Z;
}
void WiiController::mapClassicControllerExtension(const u8 ext[], SwitchReportData *dst) {
packStickData(&dst->input0x30.left_stick,
ext[0] & 0x3f,
ext[1] & 0x3f
);
packStickData(&dst->input0x30.right_stick,
((ext[0] >> 3) & 0x18) | ((ext[1] >> 5) & 0x06) | ((ext[2] >> 7) & 0x01),
ext[2] & 0x1f
);
auto buttons = reinterpret_cast<const WiiClassicControllerButtonData *>(&ext[4]);
dst->input0x30.buttons.dpad_down = !buttons->dpad_down;
dst->input0x30.buttons.dpad_up = !buttons->dpad_up;
dst->input0x30.buttons.dpad_right = !buttons->dpad_right;
dst->input0x30.buttons.dpad_left = !buttons->dpad_left;
dst->input0x30.buttons.A = !buttons->A;
dst->input0x30.buttons.B = !buttons->B;
dst->input0x30.buttons.X = !buttons->X;
dst->input0x30.buttons.Y = !buttons->Y;
dst->input0x30.buttons.L = !buttons->L;
dst->input0x30.buttons.ZL = !buttons->ZL;
dst->input0x30.buttons.R = !buttons->R;
dst->input0x30.buttons.ZR = !buttons->ZR;
dst->input0x30.buttons.minus = !buttons->minus;
dst->input0x30.buttons.plus = !buttons->plus;
dst->input0x30.buttons.home = !buttons->home;
}
void WiiController::mapWiiUProControllerExtension(const u8 ext[], SwitchReportData *dst) {
auto extension = reinterpret_cast<const WiiUProExtensionData *>(ext);
packStickData(&dst->input0x30.left_stick,
((3 * (extension->left_stick_x - STICK_ZERO)) >> 1) + STICK_ZERO,
((3 * (extension->left_stick_y - STICK_ZERO)) >> 1) + STICK_ZERO
);
packStickData(&dst->input0x30.right_stick,
((3 * (extension->right_stick_x - STICK_ZERO)) >> 1) + STICK_ZERO,
((3 * (extension->right_stick_y - STICK_ZERO)) >> 1) + STICK_ZERO
);
dst->input0x30.buttons.dpad_down = !extension->buttons.dpad_down;
dst->input0x30.buttons.dpad_up = !extension->buttons.dpad_up;
dst->input0x30.buttons.dpad_right = !extension->buttons.dpad_right;
dst->input0x30.buttons.dpad_left = !extension->buttons.dpad_left;
dst->input0x30.buttons.A = !extension->buttons.A;
dst->input0x30.buttons.B = !extension->buttons.B;
dst->input0x30.buttons.X = !extension->buttons.X;
dst->input0x30.buttons.Y = !extension->buttons.Y;
dst->input0x30.buttons.R = !extension->buttons.R;
dst->input0x30.buttons.ZR = !extension->buttons.ZR;
dst->input0x30.buttons.L = !extension->buttons.L;
dst->input0x30.buttons.ZL = !extension->buttons.ZL;
dst->input0x30.buttons.minus = !extension->buttons.minus;
dst->input0x30.buttons.plus = !extension->buttons.plus;
dst->input0x30.buttons.lstick_press = !extension->buttons.lstick_press;
dst->input0x30.buttons.rstick_press = !extension->buttons.rstick_press;
dst->input0x30.buttons.home = !extension->buttons.home;
}
Result WiiController::writeMemory(uint32_t write_addr, const uint8_t *data, uint8_t size) {
bluetooth::HidReport report = {};
report.size = sizeof(WiiOutputReport0x16) + 1;
auto reportData = reinterpret_cast<WiiReportData *>(report.data);
reportData->id = 0x16;
reportData->output0x16.address = ams::util::SwapBytes(write_addr);
reportData->output0x16.size = size;
std::memcpy(&reportData->output0x16.data, data, size);
return btdrvWriteHidData(&m_address, &report);
}
Result WiiController::readMemory(uint32_t read_addr, uint16_t size) {
bluetooth::HidReport report = {};
report.size = sizeof(WiiOutputReport0x17) + 1;
auto reportData = reinterpret_cast<WiiReportData *>(report.data);
reportData->id = 0x17;
reportData->output0x17.address = ams::util::SwapBytes(read_addr);
reportData->output0x17.size = ams::util::SwapBytes(size);
return btdrvWriteHidData(&m_address, &report);
}
Result WiiController::setReportMode(uint8_t mode) {
bluetooth::HidReport report = {};
report.size = sizeof(WiiOutputReport0x12) + 1;
auto reportData = reinterpret_cast<WiiReportData *>(report.data);
reportData->id = 0x12;
reportData->output0x12._unk = 0;
reportData->output0x12.report_mode = mode;
return btdrvWriteHidData(&m_address, &report);
}
Result WiiController::setPlayerLeds(uint8_t mask) {
bluetooth::HidReport report = {};
report.size = sizeof(WiiOutputReport0x15) + 1;
auto reportData = reinterpret_cast<WiiReportData *>(report.data);
reportData->id = 0x11;
reportData->output0x11.leds = mask;
return btdrvWriteHidData(&m_address, &report);
}
Result WiiController::queryStatus(void) {
bluetooth::HidReport report = {};
report.size = sizeof(WiiOutputReport0x15) + 1;
auto reportData = reinterpret_cast<WiiReportData *>(report.data);
reportData->id = 0x15;
reportData->output0x15._unk = 0;
return btdrvWriteHidData(&m_address, &report);
}
Result WiiController::setPlayerLed(uint8_t led_mask) {
//bluetooth::HidReport report = {};
m_outputReport.size = sizeof(WiiOutputReport0x15) + 1;
auto reportData = reinterpret_cast<WiiReportData *>(m_outputReport.data);
reportData->id = 0x11;
reportData->output0x11.leds = (led_mask << 4) & 0xf0;;
return ams::ResultSuccess();
}
Result WiiController::sendInit1(void) {
const uint8_t data[] = {0x55};
return this->writeMemory(0x04a400f0, data, sizeof(data));
}
Result WiiController::sendInit2(void) {
const uint8_t data[] = {0x00};
return this->writeMemory(0x04a400fb, data, sizeof(data));
}
}
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