/*
* Copyright (c) 2020-2021 ndeadly
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope 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 this program. If not, see .
*/
#include "emulated_switch_controller.hpp"
#include
namespace ams::controller {
EmulatedSwitchController::EmulatedSwitchController(const bluetooth::Address *address)
: SwitchController(address)
, m_charging(false)
, m_battery(BATTERY_MAX) {
this->ClearControllerState();
m_colours.body = {0x32, 0x32, 0x32};
m_colours.buttons = {0xe6, 0xe6, 0xe6};
m_colours.left_grip = {0x46, 0x46, 0x46};
m_colours.right_grip = {0x46, 0x46, 0x46};
};
void EmulatedSwitchController::ClearControllerState(void) {
std::memset(&m_buttons, 0, sizeof(m_buttons));
m_left_stick = this->PackStickData(STICK_ZERO, STICK_ZERO);
m_right_stick = this->PackStickData(STICK_ZERO, STICK_ZERO);
std::memset(&m_motion_data, 0, sizeof(m_motion_data));
}
Result EmulatedSwitchController::HandleIncomingReport(const bluetooth::HidReport *report) {
this->UpdateControllerState(report);
// Prepare Switch report
s_input_report.size = sizeof(SwitchInputReport0x30) + 1;
auto switch_report = reinterpret_cast(s_input_report.data);
switch_report->id = 0x30;
switch_report->input0x30.conn_info = 0;
switch_report->input0x30.battery = m_battery | m_charging;
switch_report->input0x30.buttons = m_buttons;
switch_report->input0x30.left_stick = m_left_stick;
switch_report->input0x30.right_stick = m_right_stick;
std::memcpy(&switch_report->input0x30.motion, &m_motion_data, sizeof(m_motion_data));
this->ApplyButtonCombos(&switch_report->input0x30.buttons);
switch_report->input0x30.timer = os::ConvertToTimeSpan(os::GetSystemTick()).GetMilliSeconds() & 0xff;
return bluetooth::hid::report::WriteHidReportBuffer(&m_address, &s_input_report);
}
Result EmulatedSwitchController::HandleOutgoingReport(const bluetooth::HidReport *report) {
uint8_t cmdId = report->data[0];
switch (cmdId) {
case 0x01: // Subcmd
R_TRY(this->HandleSubCmdReport(report));
break;
case 0x10: // Rumble
R_TRY(this->HandleRumbleReport(report));
break;
default:
break;
}
return ams::ResultSuccess();
}
Result EmulatedSwitchController::HandleSubCmdReport(const bluetooth::HidReport *report) {
auto switch_report = reinterpret_cast(&report->data);
switch (switch_report->output0x01.subcmd.id) {
case SubCmd_RequestDeviceInfo:
R_TRY(this->SubCmdRequestDeviceInfo(report));
break;
case SubCmd_SpiFlashRead:
R_TRY(this->SubCmdSpiFlashRead(report));
break;
case SubCmd_SpiFlashWrite:
R_TRY(this->SubCmdSpiFlashWrite(report));
break;
case SubCmd_SpiSectorErase:
R_TRY(this->SubCmdSpiSectorErase(report));
break;
case SubCmd_SetInputReportMode:
R_TRY(this->SubCmdSetInputReportMode(report));
break;
case SubCmd_TriggersElapsedTime:
R_TRY(this->SubCmdTriggersElapsedTime(report));
break;
case SubCmd_SetShipPowerState:
R_TRY(this->SubCmdSetShipPowerState(report));
break;
case SubCmd_SetMcuConfig:
R_TRY(this->SubCmdSetMcuConfig(report));
break;
case SubCmd_SetMcuState:
R_TRY(this->SubCmdSetMcuState(report));
break;
case SubCmd_SetPlayerLeds:
R_TRY(this->SubCmdSetPlayerLeds(report));
break;
case SubCmd_SetHomeLed:
R_TRY(this->SubCmdSetHomeLed(report));
break;
case SubCmd_EnableImu:
R_TRY(this->SubCmdEnableImu(report));
break;
case SubCmd_EnableVibration:
R_TRY(this->SubCmdEnableVibration(report));
break;
default:
break;
}
return ams::ResultSuccess();
}
Result EmulatedSwitchController::HandleRumbleReport(const bluetooth::HidReport *report) {
auto report_data = reinterpret_cast(report->data);
return this->SetVibration(&report_data->output0x10.left_motor, &report_data->output0x10.right_motor);
}
Result EmulatedSwitchController::SubCmdRequestDeviceInfo(const bluetooth::HidReport *report) {
const SwitchSubcommandResponse response = {
.ack = 0x82,
.id = SubCmd_RequestDeviceInfo,
.device_info = {
.fw_ver = {
.major = 0x03,
.minor = 0x48
},
.type = 0x03,
._unk0 = 0x02,
.address = m_address,
._unk1 = 0x01,
._unk2 = 0x02
}
};
return this->FakeSubCmdResponse(&response);
}
Result EmulatedSwitchController::SubCmdSpiFlashRead(const bluetooth::HidReport *report) {
// These are read from official Pro Controller
// @ 0x00006000: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff <= Serial
// @ 0x00006050: 32 32 32 ff ff ff ff ff ff ff ff ff <= RGB colours (body, buttons, left grip, right grip)
// @ 0x00006080: 50 fd 00 00 c6 0f 0f 30 61 ae 90 d9 d4 14 54 41 15 54 c7 79 9c 33 36 63 <= Factory Sensor and Stick device parameters
// @ 0x00006098: 0f 30 61 ae 90 d9 d4 14 54 41 15 54 c7 79 9c 33 36 63 <= Stick device parameters 2. Normally the same with 1, even in Pro Contr.
// @ 0x00008010: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff <= User Analog sticks calibration
// @ 0x0000603d: e6 a5 67 1a 58 78 50 56 60 1a f8 7f 20 c6 63 d5 15 5e ff 32 32 32 ff ff ff <= Left analog stick calibration
// @ 0x00006020: 64 ff 33 00 b8 01 00 40 00 40 00 40 17 00 d7 ff bd ff 3b 34 3b 34 3b 34 <= 6-Axis motion sensor Factory calibration
auto switch_report = reinterpret_cast(&report->data);
uint32_t read_addr = switch_report->output0x01.subcmd.spi_flash_read.address;
uint8_t read_size = switch_report->output0x01.subcmd.spi_flash_read.size;
SwitchSubcommandResponse response = {
.ack = 0x90,
.id = SubCmd_SpiFlashRead,
.spi_flash_read = {
.address = read_addr,
.size = read_size
}
};
if (read_addr == 0x6050) {
std::memcpy(response.spi_flash_read.data, &m_colours, sizeof(m_colours)); // Set controller colours
}
else {
std::memset(response.spi_flash_read.data, 0xff, read_size); // Console doesn't seem to mind if response is uninitialised data (0xff)
}
return this->FakeSubCmdResponse(&response);
}
Result EmulatedSwitchController::SubCmdSpiFlashWrite(const bluetooth::HidReport *report) {
const SwitchSubcommandResponse response = {
.ack = 0x80,
.id = SubCmd_SpiFlashWrite,
.spi_flash_write = {
.status = 0x01
}
};
return this->FakeSubCmdResponse(&response);
}
Result EmulatedSwitchController::SubCmdSpiSectorErase(const bluetooth::HidReport *report) {
const SwitchSubcommandResponse response = {
.ack = 0x80,
.id = SubCmd_SpiSectorErase,
.spi_flash_write = {
.status = 0x01
}
};
return this->FakeSubCmdResponse(&response);
}
Result EmulatedSwitchController::SubCmdSetInputReportMode(const bluetooth::HidReport *report) {
const SwitchSubcommandResponse response = {
.ack = 0x80,
.id = SubCmd_SetInputReportMode
};
return this->FakeSubCmdResponse(&response);
}
Result EmulatedSwitchController::SubCmdTriggersElapsedTime(const bluetooth::HidReport *report) {
const SwitchSubcommandResponse response = {
.ack = 0x83,
.id = SubCmd_TriggersElapsedTime
};
return this->FakeSubCmdResponse(&response);
}
Result EmulatedSwitchController::SubCmdSetShipPowerState(const bluetooth::HidReport *report) {
const SwitchSubcommandResponse response = {
.ack = 0x80,
.id = SubCmd_SetShipPowerState,
.set_ship_power_state = {
.enabled = false
}
};
return this->FakeSubCmdResponse(&response);
}
Result EmulatedSwitchController::SubCmdSetMcuConfig(const bluetooth::HidReport *report) {
const SwitchSubcommandResponse response = {
.ack = 0xa0,
.id = SubCmd_SetMcuConfig,
.data = {0x01, 0x00, 0xff, 0x00, 0x03, 0x00, 0x05, 0x01,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x5c}
};
return this->FakeSubCmdResponse(&response);
}
Result EmulatedSwitchController::SubCmdSetMcuState(const bluetooth::HidReport *report) {
const SwitchSubcommandResponse response = {
.ack = 0x80,
.id = SubCmd_SetMcuState
};
return this->FakeSubCmdResponse(&response);
}
Result EmulatedSwitchController::SubCmdSetPlayerLeds(const bluetooth::HidReport *report) {
const uint8_t *subCmd = &report->data[10];
uint8_t led_mask = subCmd[1];
R_TRY(this->SetPlayerLed(led_mask));
const SwitchSubcommandResponse response = {
.ack = 0x80,
.id = SubCmd_SetPlayerLeds
};
return this->FakeSubCmdResponse(&response);
}
Result EmulatedSwitchController::SubCmdSetHomeLed(const bluetooth::HidReport *report) {
const SwitchSubcommandResponse response = {
.ack = 0x80,
.id = SubCmd_SetHomeLed
};
return this->FakeSubCmdResponse(&response);
}
Result EmulatedSwitchController::SubCmdEnableImu(const bluetooth::HidReport *report) {
const SwitchSubcommandResponse response = {
.ack = 0x80,
.id = SubCmd_EnableImu
};
return this->FakeSubCmdResponse(&response);
}
Result EmulatedSwitchController::SubCmdEnableVibration(const bluetooth::HidReport *report) {
const SwitchSubcommandResponse response = {
.ack = 0x80,
.id = SubCmd_EnableVibration
};
return this->FakeSubCmdResponse(&response);
}
Result EmulatedSwitchController::FakeSubCmdResponse(const SwitchSubcommandResponse *response) {
s_input_report.size = sizeof(SwitchInputReport0x21) + 1;
auto report_data = reinterpret_cast(s_input_report.data);
report_data->id = 0x21;
report_data->input0x21.conn_info = 0;
report_data->input0x21.battery = m_battery | m_charging;
report_data->input0x21.buttons = m_buttons;
report_data->input0x21.left_stick = m_left_stick;
report_data->input0x21.right_stick = m_right_stick;
report_data->input0x21.vibrator = 0;
std::memcpy(&report_data->input0x21.response, response, sizeof(SwitchSubcommandResponse));
report_data->input0x21.timer = os::ConvertToTimeSpan(os::GetSystemTick()).GetMilliSeconds() & 0xff;
//Write a fake response into the report buffer
return bluetooth::hid::report::WriteHidReportBuffer(&m_address, &s_input_report);
}
}