381 lines
16 KiB
C++
381 lines
16 KiB
C++
#include "ModuleCommunication.h"
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#include "BoostLog.h"
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#include "StringUtility.h"
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#include <WinSock2.h>
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#include <mbedtls/md5.h>
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#include <sstream>
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static inline uint8_t xor_checksum_byte(const uint8_t *data, uint32_t len) {
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uint8_t sum = 0;
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for (uint32_t i = 0; i < len; ++i) {
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sum ^= data[i];
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}
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return sum;
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}
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ModuleCommunication::ModuleCommunication(QObject *parent) : QObject{parent} {
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}
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bool ModuleCommunication::open(const QString &portName, int baudRate) {
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bool ret = true;
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m_serialPort = std::make_shared<QSerialPort>(portName);
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m_serialPort->setBaudRate(baudRate);
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connect(m_serialPort.get(), &QSerialPort::readyRead, this, &ModuleCommunication::onReadyRead);
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connect(m_serialPort.get(), &QSerialPort::errorOccurred, this, &ModuleCommunication::onErrorOccurred);
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ret = m_serialPort->open(QSerialPort::ReadWrite);
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LOG_CAT(info, GUI) << "打开串口(" << portName.toStdString() << ")" << (ret ? "成功" : "失败")
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<< ", 波特率: " << baudRate;
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if (!ret) {
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LOG(error) << m_serialPort->errorString().toStdString();
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}
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LOG_CAT(info, GUI) << Separator;
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return ret;
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}
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void ModuleCommunication::verify(uint8_t timeout) {
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VerifyInfo data = {0};
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data.timeout = timeout;
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auto [frameData, frameSize] = generateFrame(Verify, reinterpret_cast<const uint8_t *>(&data), sizeof(data));
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m_serialPort->write(reinterpret_cast<const char *>(frameData), frameSize);
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m_currentMessageId = Verify;
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emit commandStarted(Verify);
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LOG_CAT(info, GUI) << "发送识别指令: " << protocolDataFormatString(frameData, frameSize);
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LOG_CAT(info, GUI) << Separator;
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}
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void ModuleCommunication::reset() {
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auto [frameData, frameSize] = generateFrame(Reset);
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m_serialPort->write(reinterpret_cast<const char *>(frameData), frameSize);
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LOG_CAT(info, GUI) << "发送复位指令: " << protocolDataFormatString(frameData, frameSize);
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LOG_CAT(info, GUI) << Separator;
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}
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void ModuleCommunication::enroll(const std::string &username, uint8_t timeout) {
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EnrollData data = {0};
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data.timeout = timeout;
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strncpy(reinterpret_cast<char *>(data.username), username.c_str(), sizeof(data.username));
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auto [frameData, frameSize] = generateFrame(EnrollSingle, reinterpret_cast<const uint8_t *>(&data), sizeof(data));
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m_serialPort->write(reinterpret_cast<const char *>(frameData), frameSize);
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m_currentMessageId = EnrollSingle;
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emit commandStarted(EnrollSingle);
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LOG_CAT(info, GUI) << "发送注册指令: " << protocolDataFormatString(frameData, frameSize);
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LOG_CAT(info, GUI) << "用户名: " << username << ", 超时时间: " << static_cast<int>(timeout) << "s";
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LOG_CAT(info, GUI) << Separator;
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}
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void ModuleCommunication::enroll(const QString &username, uint8_t timeout) {
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return enroll(username.toStdString(), timeout);
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}
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void ModuleCommunication::enrollEx(const std::string &username, uint8_t timeout) {
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EnrollData data = {0};
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data.timeout = timeout;
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strncpy(reinterpret_cast<char *>(data.username), username.c_str(), sizeof(data.username));
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auto [frameData, frameSize] = generateFrame(EnrollGetImage, reinterpret_cast<const uint8_t *>(&data), sizeof(data));
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m_serialPort->write(reinterpret_cast<const char *>(frameData), frameSize);
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LOG_CAT(info, GUI) << "发送注册指令: " << protocolDataFormatString(frameData, frameSize);
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LOG_CAT(info, GUI) << "用户名: " << username << ", 超时时间: " << static_cast<int>(timeout) << "s";
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LOG_CAT(info, GUI) << Separator;
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}
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void ModuleCommunication::deleteUser(uint16_t userid) {
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uint16_t n = htons(userid);
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auto [frameData, frameSize] = generateFrame(DeleteUser, reinterpret_cast<const uint8_t *>(&n), sizeof(n));
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m_serialPort->write(reinterpret_cast<const char *>(frameData), frameSize);
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m_currentMessageId = DeleteUser;
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emit commandStarted(DeleteUser);
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LOG_CAT(info, GUI) << "发送删除用户指令: " << protocolDataFormatString(frameData, frameSize);
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LOG_CAT(info, GUI) << "删除用户ID: " << userid;
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LOG_CAT(info, GUI) << Separator;
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}
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void ModuleCommunication::deleteAll() {
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auto [frameData, frameSize] = generateFrame(DeleteAll);
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m_serialPort->write(reinterpret_cast<const char *>(frameData), frameSize);
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m_currentMessageId = DeleteAll;
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emit commandStarted(DeleteAll);
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LOG_CAT(info, GUI) << "发送删除所有指令: " << protocolDataFormatString(frameData, frameSize);
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LOG_CAT(info, GUI) << Separator;
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}
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void ModuleCommunication::requestEnrolledImage(uint32_t offset, uint32_t size) {
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ImageSliceRequest request;
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request.offset = htonl(offset);
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request.size = htonl(size);
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auto [data, frameSize] =
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generateFrame(GetEnrolledImage, reinterpret_cast<const uint8_t *>(&request), sizeof(request));
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m_serialPort->write(reinterpret_cast<const char *>(data), frameSize);
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LOG_CAT(info, GUI) << "发送获取图片指令: " << protocolDataFormatString(data, frameSize);
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LOG_CAT(info, GUI) << Separator;
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}
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void ModuleCommunication::requestPalmFeature(uint16_t userid) {
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uint16_t n = htons(userid);
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auto [frameData, frameSize] = generateFrame(RequestPalmFeature, reinterpret_cast<const uint8_t *>(&n), sizeof(n));
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m_serialPort->write(reinterpret_cast<const char *>(frameData), frameSize);
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LOG_CAT(info, GUI) << "发送获取掌静脉特征值指令: " << protocolDataFormatString(frameData, frameSize);
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LOG_CAT(info, GUI) << "获取特征值用户ID: " << userid;
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LOG_CAT(info, GUI) << Separator;
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}
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void ModuleCommunication::enrollPalmFeature(uint16_t userid, const PalmFeature &feature) {
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auto buffer = new uint8_t[sizeof(PalmFeatureHeader) + feature.feature.size()];
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auto header = reinterpret_cast<PalmFeatureHeader *>(buffer);
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header->userid = htons(userid);
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header->featureTotalSize = htons(static_cast<uint16_t>(feature.feature.size()));
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strncpy(reinterpret_cast<char *>(header->username), feature.username.c_str(), sizeof(header->username));
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mbedtls_md5_context context;
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mbedtls_md5_init(&context);
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mbedtls_md5_starts(&context);
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uint8_t md5[16];
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mbedtls_md5_update(&context, feature.feature.data(), feature.feature.size());
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mbedtls_md5_finish(&context, md5);
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mbedtls_md5_free(&context);
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memcpy(header->featureDataMd5, md5, sizeof(header->featureDataMd5));
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memcpy(buffer + sizeof(PalmFeatureHeader), feature.feature.data(), feature.feature.size());
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auto [frameData, frameSize] = generateFrame(
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RegisterPalmFeature, buffer, static_cast<uint16_t>(sizeof(PalmFeatureHeader) + feature.feature.size()));
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m_serialPort->write(reinterpret_cast<const char *>(frameData), frameSize);
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LOG_CAT(info, GUI) << "发送注册掌静脉特征指令: " << protocolDataFormatString(frameData, frameSize);
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LOG_CAT(info, GUI) << Separator;
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if (buffer != nullptr) delete[] buffer;
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}
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ModuleCommunication::MessageId ModuleCommunication::currentMessageId() const {
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return m_currentMessageId;
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}
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void ModuleCommunication::processPackage(const uint8_t *data, uint16_t size) {
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uint8_t messageId = data[2];
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switch (messageId) {
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case Reply: {
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uint8_t replyId = data[5];
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auto result = data[6];
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switch (replyId) {
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case Reset: {
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LOG_CAT(info, GUI) << "模组: " << protocolDataFormatString(data, size);
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if (result == Success) {
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LOG_CAT(info, GUI) << "复位完成。";
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}
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LOG_CAT(info, GUI) << Separator;
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break;
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}
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case Verify: {
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LOG_CAT(info, GUI) << "模组: " << protocolDataFormatString(data, size);
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if (result == Success) {
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auto info = reinterpret_cast<const VerifyDataReply *>(data + 7);
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uint16_t userid = ntohs(info->userid);
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LOG_CAT(info, GUI) << "用户ID: " << userid
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<< ", 用户名: " << std::string_view(reinterpret_cast<const char *>(info->username));
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emit newVerifyResult(userid, reinterpret_cast<const char *>(info->username));
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} else if (result == Failed4Timeout) {
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LOG_CAT(info, GUI) << "识别超时。";
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} else if (result == Rejected) {
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LOG_CAT(info, GUI) << "模组拒绝该命令。";
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} else if (result == Failed4UnknownUser) {
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LOG_CAT(info, GUI) << "未录入用户。";
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emit newVerifyResult(InvalidUserId, "");
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} else if (result == Failed4UnknownReason) {
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LOG_CAT(info, GUI) << "未知错误。";
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emit newVerifyResult(InvalidUserId, "");
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} else {
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LOG_CAT(info, GUI) << "未知错误(" << static_cast<int>(result) << ")。";
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}
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LOG_CAT(info, GUI) << Separator;
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break;
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}
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case EnrollSingle: {
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LOG_CAT(info, GUI) << "模组: " << protocolDataFormatString(data, size);
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if (result == Success) {
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auto info = reinterpret_cast<const EnrollDataReply *>(data + 7);
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LOG_CAT(info, GUI) << "注册成功,用户ID: " << ntohs(info->userid);
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} else if (result == Failed4Timeout) {
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LOG_CAT(info, GUI) << "识别超时。";
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}
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LOG_CAT(info, GUI) << Separator;
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break;
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}
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case EnrollGetImage: {
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LOG_CAT(info, GUI) << "模组: " << protocolDataFormatString(data, size);
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if (result == Success) {
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auto info = reinterpret_cast<const EnrolledImageReply *>(data + 7);
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uint16_t width = ntohs(info->width);
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uint16_t height = ntohs(info->height);
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LOG_CAT(info, GUI) << "图片大小: " << width << "x" << height;
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emit newEnrolledImageInfo(width * height, info->md5);
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}
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LOG_CAT(info, GUI) << Separator;
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break;
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}
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case GetEnrolledImage: {
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// LOG_CAT(info, GUI) << "模组: " << protocolDataFormatString(data, size);
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if (result == Success) {
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auto info = reinterpret_cast<const ImageSliceReply *>(data + 7);
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emit newImageSliceData(std::vector<uint8_t>(info->data, info->data + ntohl(info->size)));
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}
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// LOG_CAT(info, GUI) << Separator;
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break;
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}
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case DeleteUser: {
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if (result == Success) {
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LOG_CAT(info, GUI) << "模组: " << protocolDataFormatString(data, size);
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LOG_CAT(info, GUI) << "删除用户成功。";
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LOG_CAT(info, GUI) << Separator;
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} else {
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LOG_CAT(info, GUI) << "模组: " << protocolDataFormatString(data, size);
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LOG_CAT(info, GUI) << "删除用户失败。";
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LOG_CAT(info, GUI) << Separator;
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}
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break;
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}
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case DeleteAll: {
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if (result == Success) {
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LOG_CAT(info, GUI) << "模组: " << protocolDataFormatString(data, size);
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LOG_CAT(info, GUI) << "删除所有用户成功。";
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LOG_CAT(info, GUI) << Separator;
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}
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break;
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}
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case RequestPalmFeature: {
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LOG_CAT(info, GUI) << "模组: " << protocolDataFormatString(data, size);
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if (result == Success) {
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auto info = reinterpret_cast<const PalmFeatureHeader *>(data + 7);
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LOG_CAT(info, GUI) << "用户ID: " << ntohs(info->userid)
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<< ", 用户名: " << std::string_view(reinterpret_cast<const char *>(info->username))
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<< ", 特征值长度: " << ntohs(info->featureTotalSize);
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PalmFeature feature;
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feature.username = std::string_view(reinterpret_cast<const char *>(info->username));
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feature.feature = std::vector<uint8_t>(info->feature, info->feature + ntohs(info->featureTotalSize));
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emit newPalmFeature(feature);
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}
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LOG_CAT(info, GUI) << Separator;
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break;
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}
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case RegisterPalmFeature: {
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LOG_CAT(info, GUI) << "模组: " << protocolDataFormatString(data, size);
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if (result == Success) {
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LOG_CAT(info, GUI) << "掌静脉特征值注册成功。";
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}
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LOG_CAT(info, GUI) << Separator;
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break;
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}
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default:
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LOG(warning) << "unknown reply command: 0x" << (static_cast<int>(replyId) & 0xff)
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<< ", data: " << protocolDataFormatString(data, size);
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break;
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}
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m_currentMessageId = Idle;
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emit commandFinished(static_cast<MessageId>(replyId), static_cast<MessageStatus>(result));
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break;
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}
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case Note: {
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uint8_t noteId = data[5];
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switch (noteId) {
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case Ready: {
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LOG_CAT(info, GUI) << "模组: " << protocolDataFormatString(data, size);
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LOG_CAT(info, GUI) << "模组上电初始化成功。";
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LOG_CAT(info, GUI) << Separator;
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break;
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}
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case PalmState: { // 模组返回的数据为当前帧的手掌状态
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break;
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}
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case UnknownError: {
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LOG_CAT(info, GUI) << "模组: " << protocolDataFormatString(data, size);
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LOG_CAT(info, GUI) << "未知错误。";
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LOG_CAT(info, GUI) << Separator;
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break;
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}
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default:
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LOG(warning) << "unknown note command: 0x" << (static_cast<int>(noteId) & 0xff)
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<< ", data: " << protocolDataFormatString(data, size);
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break;
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}
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break;
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}
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default:
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LOG(warning) << "unknown command: 0x" << (static_cast<int>(data[2]) & 0xff)
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<< ", data: " << protocolDataFormatString(data, size);
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break;
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}
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}
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void ModuleCommunication::onReadyRead() {
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// LOG(info) << "ModuleCommunication::onReadyRead";
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m_receivedBuffer.append(m_serialPort->readAll());
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while (m_receivedBuffer.size() >= 2) {
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int beginIndex = -1;
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for (int i = 0; i < m_receivedBuffer.size() - 1; i++) {
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if (static_cast<uint8_t>(m_receivedBuffer[i]) == 0xEF &&
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static_cast<uint8_t>(m_receivedBuffer[i + 1]) == 0xAA) {
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beginIndex = i;
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break;
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}
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}
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if (beginIndex < 0) {
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m_receivedBuffer.clear();
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break;
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} else if (beginIndex != 0) {
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m_receivedBuffer.remove(0, beginIndex);
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beginIndex = 0;
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}
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if (m_receivedBuffer.size() < 5) break;
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uint16_t packageSize = *reinterpret_cast<uint16_t *>(m_receivedBuffer.data() + 3);
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packageSize = ntohs(packageSize);
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uint16_t totalSize = 0;
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if (packageSize == 0) {
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totalSize = 6;
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} else {
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totalSize = packageSize + 6;
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}
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if (m_receivedBuffer.size() >= totalSize) {
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processPackage(reinterpret_cast<const uint8_t *>(m_receivedBuffer.data()), totalSize);
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m_receivedBuffer.remove(0, totalSize);
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} else {
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break;
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}
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}
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}
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void ModuleCommunication::onErrorOccurred(QSerialPort::SerialPortError error) {
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if (error == QSerialPort::NoError) return;
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LOG_CAT(info, GUI) << m_serialPort->portName().toStdString() << ": " << m_serialPort->errorString().toStdString();
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emit errorOccurred(m_serialPort->errorString());
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}
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std::pair<uint8_t *, uint32_t> ModuleCommunication::generateFrame(MessageId command, const uint8_t *data,
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uint16_t size) {
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static uint8_t sendBuffer[1024] = {0};
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memset(sendBuffer, 0, sizeof(sendBuffer));
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sendBuffer[0] = 0xef;
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sendBuffer[1] = 0xaa;
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sendBuffer[2] = command;
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sendBuffer[3] = size >> 8;
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sendBuffer[4] = size & 0xff;
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if (size > 0) {
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memcpy(sendBuffer + 5, data, size);
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}
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sendBuffer[5 + size] = xor_checksum_byte(sendBuffer + 2, 3 + size);
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return std::make_pair(sendBuffer, size + 6);
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}
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std::string ModuleCommunication::protocolDataFormatString(const uint8_t *data, int size) {
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std::ostringstream oss;
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for (int i = 0; i < size; i++) {
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oss << "0x" << std::setfill('0') << std::setw(2) << std::hex << (static_cast<int>(data[i]) & 0xff) << " ";
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}
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return oss.str();
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}
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