Files
U2FDevice/Packet.hpp
Michael Kuc 48840ad36c Added resumable loading, along with signal handling.
This version can store state after receiving SIGINT.
This is achieved by polling FIFO read state;
2018-08-09 20:23:23 +00:00

47 lines
987 B
C++

#pragma once
#include <cstdint>
#include <memory>
#include <array>
#include "u2f.hpp"
struct Packet
{
public:
uint32_t cid;
uint8_t buf[HID_RPT_SIZE];
protected:
Packet() = default;
virtual void writePacket();
public:
static std::shared_ptr<Packet> getPacket();
virtual ~Packet() = default;
};
struct InitPacket : Packet
{
public:
uint8_t cmd;
uint8_t bcnth;
uint8_t bcntl;
std::array<uint8_t, HID_RPT_SIZE - 7> data{};
public:
InitPacket() = default;
static std::shared_ptr<InitPacket> getPacket(const uint32_t rCID, const uint8_t rCMD);
void writePacket() override;
};
struct ContPacket : Packet
{
public:
uint8_t seq;
std::array<uint8_t, HID_RPT_SIZE - 5> data{};
public:
ContPacket() = default;
static std::shared_ptr<ContPacket> getPacket(const uint32_t rCID, const uint8_t rSeq);
void writePacket() override;
};