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#include "Auth.h"
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#include <QDateTime>
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#include "Utils.h"
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#include <QDebug>
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#include <fstream>
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#include <QMessageBox>
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Auth *Auth::m_pInstance = nullptr;
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std::mutex Auth::m_mutex;
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Auth::Auth()
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{
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m_isEncrypt = true;
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m_bTimesFlag = false;
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m_companyName = "";
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m_date = "19700101";
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m_times = 0;
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m_cfgFileName = "tmskey.cfg";
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m_desKey = "tmskey2021_zwzxfyxcytq!";
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m_hexDesKey = Utils::strToHexStr(m_desKey);
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}
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Auth::~Auth()
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{
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}
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std::string Auth::getOriginString()
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{
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std::string str = "";
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// 公司名
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str.append(m_companyName);
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// 产品类型,UCHAR转为HEX格式
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str.append(",");
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//str.append(Utils::strToHexStr(Utils::ucharToStr(m_productType)));
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str.append(Utils::ucharToHexStr(m_productType));
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// 使用期限
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str.append(",");
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str.append(m_publishDate); // 发布日期
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str.append(",");
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str.append(m_date); // 使用期限
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// 使用次数
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str.append(",");
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str.append(m_bTimesFlag ? "1" : "0");
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str.append(",");
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str.append(std::to_string(m_times));
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// 高级设置密码 - 后续考虑密码额外加密
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str.append(",");
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str.append(Utils::strToHexStr(m_advancePwd));
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//QMessageBox::warning(this, "Warning!", tr("Origin String : %1").arg(str), QMessageBox::Ok, QMessageBox::Ok);
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return str;
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}
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std::string Auth::toMessage()
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{
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std::string str = "";
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// 公司名
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str.append("公司名 : ");
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str.append(m_companyName);
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str.append("\n");
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// 产品类型
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str.append("产品类型 : \n");
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str.append("\t电动扳手").append((((m_productType >> 0) & 0x01) == 1) ? "(true)" : "(false)").append("\n");
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str.append("\t充电扳手").append((((m_productType >> 1) & 0x01) == 1) ? "(true)" : "(false)").append("\n");
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str.append("\t液压扳手").append((((m_productType >> 2) & 0x01) == 1) ? "(true)" : "(false)").append("\n");
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str.append("\t气动扳手").append((((m_productType >> 3) & 0x01) == 1) ? "(true)" : "(false)").append("\n");
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// 使用期限
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str.append("发布日期 : ");
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str.append(m_publishDate);
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str.append("\n");
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str.append("使用期限 : ");
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str.append(m_date);
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str.append("\n");
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// 使用次数
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str.append("使用次数标记 : ");
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str.append(m_bTimesFlag ? "是" : "否");
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str.append("\n");
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str.append("使用次数 : ");
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str.append(std::to_string(m_times));
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str.append("\n");
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// 高级设置密码
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str.append("高级设置密码 : ");
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str.append(m_advancePwd);
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str.append("\n");
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qDebug() << QObject::tr("Origin String : %1").arg(QString::fromStdString(str));
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return str;
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}
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bool Auth::writeFile()
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{
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// 加密标记字节:
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// 位0 | 位1 | 位2 | 位3 | 位4 | 位5 | 位6 | 位7
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// 保留 | 加密标记 | 保留 | 1 | 保留 | 1 | 0 | 保留
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// 取当前时间的秒,与上 1010 1001,即0xA9,去除非保留字节,然后加上0001 0100
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// 获取当前时间的毫秒值与255的余数
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unsigned char mSecond = QDateTime::currentDateTime().time().msec() % 255;
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// 计算加密标记
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// unsigned char a = mSecond & 0xA9;
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// unsigned char b = m_isEncrypt ? 0x40 : 0x00;
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// unsigned char c = a + b;
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// unsigned char d = c + 0x14;
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m_encryptFlag = (mSecond & 0xA9) // 去除指定位 1[0]1[0] 1[0][0]1,方括号内标记
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+ (m_isEncrypt ? 0x40 : 0x00) // 加入加密标记 0[1]00 0000,方括号内标记,目前仅支持加密
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+ (0x14); // 加入其他标记 000[1] 0[1][0]0,方括号内的标记
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// 加密标记转hex
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std::string hexEncryptFlag = Utils::charToHexStr(m_encryptFlag); //Utils::strToHexStr(Utils::charToStr(m_encryptFlag));
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qDebug() << QObject::tr("加密标记: %1 , %2 ").arg(QString::fromStdString(hexEncryptFlag)).arg(m_encryptFlag);
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// 参数加密 - des
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// 获取参数字符串
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std::string originStr = getOriginString();
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qDebug() << QObject::tr("Origin String : %1").arg(QString::fromStdString(originStr));
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// des加密
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char strOut[2048];
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bool bRet = m_des.Encrypt((char *)originStr.c_str(), (unsigned int)originStr.length(), m_hexDesKey.c_str(), (unsigned char)m_hexDesKey.length(), strOut);
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if(!bRet)
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{
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//QMessageBox::warning(this, "Warning!", tr("加密失败!"), QMessageBox::Ok, QMessageBox::Ok);
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return false;
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}
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// 加密结果转hex
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std::string hexOut = Utils::strToHexStr(strOut);
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qDebug() << QObject::tr("hex Origin String : %1").arg(QString::fromStdString(hexOut));
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// 生成文件内容:加密标记+加密结果
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std::string fileContent = "";
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fileContent.append(hexEncryptFlag);
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fileContent.append(hexOut);
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// 写入文件
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Utils::writeFile(m_cfgFileName, fileContent);
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//QMessageBox::warning(this, "Warning!", tr("write file : %1").arg(QString::fromStdString(fileContent)), QMessageBox::Ok, QMessageBox::Ok);
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qDebug() << QObject::tr("writeFile : %1").arg(QString::fromStdString(fileContent));
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return true;
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}
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bool Auth::readFile()
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{
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// 读取文件
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std::ifstream f(m_cfgFileName);
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if(!f.good())
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{
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return false;
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}
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std::string fileContent = Utils::readFile(m_cfgFileName);
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// 获取前两个hex字符,为加密标记的hex格式
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std::string hexEncryptFlag = fileContent.substr(0, 2);
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// 加密标记hex格式转字符
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m_encryptFlag = Utils::strToChar(Utils::hexStrToStr(hexEncryptFlag));
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qDebug() << QObject::tr("加密标记: %1 , %2 ").arg(QString::fromStdString(hexEncryptFlag)).arg(m_encryptFlag);
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if(!checkEncryptFlag())
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{
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return false;
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}
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// 获取文件剩余内容:参数加密后的hex格式
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std::string hexOut = fileContent.substr(2);
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qDebug() << QObject::tr("hex Origin String : %1").arg(QString::fromStdString(hexOut));
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// hex格式的加密参数转字符串
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std::string strOut = Utils::hexStrToStr(hexOut);
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// des解密
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char strOrigin[2048] = {0};
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bool bRet = m_des.Decrypt((char *)strOut.c_str(), (unsigned int)strOut.length(), m_hexDesKey.c_str(), (unsigned char)m_hexDesKey.length(), strOrigin);
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if(!bRet)
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{
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//QMessageBox::warning(this, "Warning!", tr("解密失败"), QMessageBox::Ok, QMessageBox::Ok);
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return false;
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}
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qDebug() << QObject::tr("Origin String : %1").arg(strOrigin);
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QStringList strList =QString(strOrigin).split(",");
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if(strList.size() < 7)
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{
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//QMessageBox::warning(this, "Warning!", tr("秘钥文件损坏!"), QMessageBox::Ok, QMessageBox::Ok);
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return false;
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}
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int idx = 0;
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setComanyName(strList[idx].toStdString());
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idx++;
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setProductType(Utils::hexStrToUchar(strList[idx].toStdString()));
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idx++;
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setPublishDate(strList[idx].toStdString());
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idx++;
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setDate(strList[idx].toStdString());
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idx++;
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setTimesFlag(((!strList[idx].isEmpty()) && (strList[idx].toInt() != 0)) ? true : false);
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idx++;
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setTimes(strList[idx].isEmpty() ? 0 : strList[idx].toInt());
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idx++;
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setAdvancePwd(Utils::hexStrToStr(strList[idx].toStdString()));
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//QMessageBox::warning(this, "Warning!", strMsg, QMessageBox::Ok, QMessageBox::Ok);
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qDebug() << QString::fromStdString(toMessage());
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return true;
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}
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bool Auth::checkEncryptFlag()
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{
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// 0x0[1]0[1] 0[1][0]0,方括号内为需要检查的位
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unsigned char b1 = m_encryptFlag >> 6 & 0x01;
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if(b1 == 0)
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{
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return false;
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}
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unsigned char b3 = m_encryptFlag >> 4 & 0x01;
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if(b3 == 0)
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{
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return false;
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}
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unsigned char b5 = m_encryptFlag >> 2 & 0x01;
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if(b5 == 0)
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{
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return false;
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}
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unsigned char b6 = m_encryptFlag >> 1 & 0x01;
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if(b6 == 1)
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{
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return false;
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}
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return true;
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}
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bool Auth::checkProductType()
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{
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// m_productType[1,2,4,8]取值范围:1,2,3,4,5,6,7,8,9,10,11,12,13,14,15
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if(m_productType < 1 || m_productType > 15)
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{
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return false;
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}
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return true;
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}
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bool Auth::checkDate()
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{
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// 如果设置日期小于发布日期
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if(m_publishDate.compare(m_date) > 0)
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{
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return false;
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}
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std::string currDate = QDate::currentDate().toString("yyyyMMdd").toStdString();
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// 发布日期大于当前日期
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if(m_publishDate.compare(currDate) > 0)
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{
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return false;
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}
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// 使用期限小于当前日期
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if(m_date.compare(currDate) < 0)
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{
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return false;
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}
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}
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bool Auth::checkTimes()
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{
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if(m_bTimesFlag)
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{
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}
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return true;
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}
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// 密码必须有大小写数字和特殊字符,长度必须大于等于8
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bool Auth::checkAdvancePwd()
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{
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if(m_advancePwd.empty())
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{
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return false;
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}
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if(m_advancePwd.length() < 8)
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{
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return false;
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}
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std::string upperCharStr = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
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std::string lowerCharStr = "abcdefghijklmnopqrstuvwxyz";
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std::string digitStr = "0123456789";
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std::string specialStr = "!@#$%^&*()_+=-`~[]{}|':;/?<,>.\\\"";
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bool bHasUpperChar = false;
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bool bHasLowerChar = false;
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bool bHasDigit = false;
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bool bHasSpecial = false;
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// 字符不能超出以上范围
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for(int i=0; i<m_advancePwd.length(); i++)
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{
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bool bUpperChar = (upperCharStr.find(m_advancePwd.at(i)) != std::string::npos);
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bool bLowerChar = (lowerCharStr.find(m_advancePwd.at(i)) != std::string::npos);
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bool bDigit = (digitStr.find(m_advancePwd.at(i)) != std::string::npos);
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bool bSpecial = (specialStr.find(m_advancePwd.at(i)) != std::string::npos);
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if(!bUpperChar && !bLowerChar && !bDigit && !bSpecial)
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{
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return false;
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}
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if(!bHasUpperChar && bUpperChar) bHasUpperChar = true;
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if(!bHasLowerChar && bLowerChar) bHasLowerChar = true;
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if(!bHasDigit && bDigit) bHasDigit = true;
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if(!bHasSpecial && bSpecial) bHasSpecial = true;
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}
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if(!bHasUpperChar || !bHasLowerChar || !bHasDigit || !bHasSpecial)
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{
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return false;
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}
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return true;
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}
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bool Auth::bIsValidate()
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{
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if(!checkEncryptFlag())
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{
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return false;
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}
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if(!checkProductType())
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{
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return false;
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}
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if(!checkDate())
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{
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return false;
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}
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if(!checkTimes())
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{
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return false;
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}
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if(!checkAdvancePwd())
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{
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return false;
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}
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return true;
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}
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