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Add mozc dial version.

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Co-authored-by: Takashi Toyoshima <toyoshim@google.com>
Co-authored-by: Shun Ikejima <ikejima@google.com>
This commit is contained in:
Shun Ikejima
2025-10-01 10:01:00 +09:00
parent 9b4017fb9b
commit 6783bfea76
88 changed files with 233948 additions and 0 deletions
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60
mozc-dial/firmware/common/usb_hid_device.h Normal file
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// Copyright 2025 Google Inc.
// Use of this source code is governed by an Apache License that can be found
// in the LICENSE file.
#ifndef COMMON_USB_HID_DEVICE_H_
#define COMMON_USB_HID_DEVICE_H_
#include "usb_device.h"
#include <cstdint>
#include <string>
#include <vector>
class UsbHidDevice : public UsbDevice {
public:
struct HidDescriptor {
uint8_t bLength;
uint8_t bDescriptorType;
uint16_t bcdHID;
uint8_t bCountryCode;
uint8_t bNumDescriptors;
uint8_t bReportDescriptorType;
uint16_t wDescriptorLength;
} __attribute__((packed));
static constexpr uint8_t kHidRequestSetReport = 0x09u;
static constexpr uint8_t kHidRequestSetIdle = 0x0au;
static constexpr uint8_t kHidRequestSetProtocol = 0x0bu;
static constexpr uint8_t kDescriptorTypeHid = 0x21u;
static constexpr uint8_t kDescriptorTypeReport = 0x22u;
UsbHidDevice(const DeviceDescriptor& device_descriptor,
const ConfigurationDescriptor& configuration_descriptor,
const std::vector<InterfaceDescriptor>& interface_descriptors,
const std::vector<EndPointDescriptor>& endpoint_descriptors,
const HidDescriptor& hid_descriptor,
const std::vector<uint8_t>& report_descriptor,
const std::vector<std::string>& strings);
UsbHidDevice(const UsbHidDevice&) = delete;
UsbHidDevice& operator=(const UsbHidDevice&) = delete;
~UsbHidDevice() override = default;
void Report(uint8_t endpoint, std::span<const uint8_t> report);
private:
// Implement UsbDevice.
void FillConfigurations(std::vector<uint8_t>& buffer) override;
void GetDescriptor(volatile SetupPacket* setup_packet) override;
void HandleSetupRequest(volatile SetupPacket* setup_packet) override;
const ConfigurationDescriptor& configuration_descriptor_;
const std::vector<InterfaceDescriptor>& interface_descriptors_;
const std::vector<EndPointDescriptor>& endpoint_descriptors_;
const HidDescriptor& hid_descriptor_;
const std::vector<uint8_t>& report_descriptor_;
std::vector<uint8_t> receive_buffer_;
};
#endif // COMMON_USB_HID_DEVICE_H_