oddeleni a lazeni ELC1

src/reader/licReaderELC1.cpp

@@ -2,5 +2,126 @@
 
 namespace Reader
 {
+  Licence1::Licence1() {}
+
+  Licence1::~Licence1() {}
+
+  Licence1::Licence1(LicenceIdentification &licIdentification) : LicenceELC1(licIdentification)
+  {
+  }
+
+  bool Licence1::readLicence(LicenceInfoGeneral *licences)
+  {
+  sdCard = SDCard(this->cid_cdsPath);
+  if (sdCard.isLoaded == false) throw LicenceException((int)GeneralError::SDCardReadError, "Chyba při čtení SD karty, cesta: " + cid_cdsPath);
   
+  for (unsigned int i = 0; i < CID_LENGTH;i++) this->cid[i] = sdCard.cid[i];
+  for (unsigned int i = 0; i < CSD_LENGTH;i++) this->csd[i] = sdCard.csd[i];
+  
+  if (getSDData() == false) throw LicenceException((int)GeneralError::SDCardReadError, "Chyba při čtení SD karty, cesta: " + cid_cdsPath);
+
+  for (unsigned int i = 0; i < sdCard.cidString.length(); i++)
+    this->cid[i] = sdCard.cidString[i]; // nutné pro původní algoritmus
+  for (unsigned int i = 0; i < sdCard.csdString.length(); i++)
+    this->csd[i] = sdCard.csdString[i]; // nutné pro původní algoritmus
+
+  string licFileName = getLicenceName(0);
+  string licFilePath = this->licenceFilePath + licFileName;
+
+  char licFileNameToRead[licFilePath.length()+1] = {};
+  getCharsFromString(licFilePath, licFileNameToRead, licFilePath.length());
+
+  FILE *licenceFile;
+  char ch;
+
+  licenceFile = fopen(licFileNameToRead, "rb"); // read mode
+
+  if (licenceFile == nullptr) throw LicenceException((int)GeneralError::LicenceReadError, "LicenceReadError: " + licFilePath);
+
+  fseek(licenceFile, 0, SEEK_END);     // seek to end of file
+  const int size = ftell(licenceFile); // get current file pointer
+  fseek(licenceFile, 0, SEEK_SET);
+
+  if (size <= 0) throw LicenceException((int)GeneralError::LicenceSizeMismatch, "LicenceSizeMismatch: " + licFilePath);
+
+  int count = 0;
+
+  unsigned char licenceContent[size];
+
+  for (int i = 0; i < size; i++)
+  {
+    ch = fgetc(licenceFile);
+    licenceContent[i] = ch;
+    count++;
+  }
+
+  fclose(licenceFile);
+  
+  LicenceDataMainELC licenceHeader{};
+  LicenceData licEncryptedData{};
+
+  memcpy(&licenceHeader, licenceContent, sizeof(LicenceDataMainELC));
+
+  const int sizeOfEncryptedData = size - sizeof(LicenceDataMainELC);
+  unsigned char encryptedData[sizeOfEncryptedData] = {};
+  for (int i = 0; i < sizeOfEncryptedData; i++)
+    encryptedData[i] = licenceContent[i + sizeof(LicenceDataMainELC)];
+
+  BYTE prefixType = (int)licenceContent[3] - 0x30;
+  if (prefixType == PrefixType::ELC1)
+  {
+    if (licenceHeader.licHeader.sizeData > 0)
+    {
+      if (licenceHeader.licHeader.licSubType == cEzLic_p78ou3_SubType_10_10)
+      {
+        initCrypto();
+        // CryptData cryptData = initCrypto(sdData, licIdent.licIDType);
+        unsigned char decrypted[2000] = {};
+        int decrypted_len = decrypt(encryptedData, sizeof(encryptedData), cryptData.aesKey, cryptData.aesInitVector, decrypted);
+
+        if (sizeof(licEncryptedData) != decrypted_len)
+        {
+          throw LicenceException((int)GeneralError::LicenceSizeMismatch, "License size mismatch ");
+        }
+        else
+        {
+          // memset(&licEncryptedData, 0, sizeof(licEncryptedData));
+          memcpy(&licEncryptedData, decrypted, sizeof(licEncryptedData));
+
+          if (licEncryptedData.id.version == cEzLic_p78ou3_HeaderType_10 && licEncryptedData.header.licVersion == cEzLic_p78ou3_HeaderType_10)
+          {
+            if (licEncryptedData.header.licType == cEzLic_p78ou3_IDType_EOVOSV)
+            {
+              if (licEncryptedData.header.licCount > 0)
+              {
+                for (int i = 0; i < licMaxCount; i++)
+                {
+                  licences->licences.insert(pair<int, int>(licEncryptedData.items[i].protoId, licEncryptedData.items[i].licCount));
+                }
+              }
+              else
+              {
+                throw LicenceException((int)GeneralError::LicenceSizeCardMismatch, "Size card info mismatch");
+              }
+            }
+          }
+          else
+          {
+            throw LicenceException((int)GeneralError::LicenceMismatch, "Licence mismatch");
+          }
+        }
+      }
+    }
+    else
+    {
+      throw LicenceException((int)GeneralError::LicenceMismatch, "Licence mismatch");
+    }
+  }
+  else
+  {
+    throw LicenceException((int)GeneralError::LicenceReadError, "Licence error");
+  }
+
+  return true;
+  }
 }