コード例 #1
0
void CJS_GlobalData::LoadGlobalPersistentVariables() {
  uint8_t* pBuffer = nullptr;
  int32_t nLength = 0;

  LoadFileBuffer(m_sFilePath.c_str(), pBuffer, nLength);
  CRYPT_ArcFourCryptBlock(pBuffer, nLength, JS_RC4KEY, sizeof(JS_RC4KEY));

  if (pBuffer) {
    uint8_t* p = pBuffer;
    uint16_t wType = *((uint16_t*)p);
    p += sizeof(uint16_t);

    if (wType == (uint16_t)(('X' << 8) | 'F')) {
      uint16_t wVersion = *((uint16_t*)p);
      p += sizeof(uint16_t);

      ASSERT(wVersion <= 2);

      uint32_t dwCount = *((uint32_t*)p);
      p += sizeof(uint32_t);

      uint32_t dwSize = *((uint32_t*)p);
      p += sizeof(uint32_t);

      if (dwSize == nLength - sizeof(uint16_t) * 2 - sizeof(uint32_t) * 2) {
        for (int32_t i = 0, sz = dwCount; i < sz; i++) {
          if (p > pBuffer + nLength)
            break;

          uint32_t dwNameLen = *((uint32_t*)p);
          p += sizeof(uint32_t);

          if (p + dwNameLen > pBuffer + nLength)
            break;

          CFX_ByteString sEntry = CFX_ByteString(p, dwNameLen);
          p += sizeof(char) * dwNameLen;

          JS_GlobalDataType wDataType =
              static_cast<JS_GlobalDataType>(*((uint16_t*)p));
          p += sizeof(uint16_t);

          switch (wDataType) {
            case JS_GlobalDataType::NUMBER: {
              double dData = 0;
              switch (wVersion) {
                case 1: {
                  uint32_t dwData = *((uint32_t*)p);
                  p += sizeof(uint32_t);
                  dData = dwData;
                } break;
                case 2: {
                  dData = *((double*)p);
                  p += sizeof(double);
                } break;
              }
              SetGlobalVariableNumber(sEntry, dData);
              SetGlobalVariablePersistent(sEntry, true);
            } break;
            case JS_GlobalDataType::BOOLEAN: {
              uint16_t wData = *((uint16_t*)p);
              p += sizeof(uint16_t);
              SetGlobalVariableBoolean(sEntry, (bool)(wData == 1));
              SetGlobalVariablePersistent(sEntry, true);
            } break;
            case JS_GlobalDataType::STRING: {
              uint32_t dwLength = *((uint32_t*)p);
              p += sizeof(uint32_t);

              if (p + dwLength > pBuffer + nLength)
                break;

              SetGlobalVariableString(sEntry, CFX_ByteString(p, dwLength));
              SetGlobalVariablePersistent(sEntry, true);
              p += sizeof(char) * dwLength;
            } break;
            case JS_GlobalDataType::NULLOBJ: {
              SetGlobalVariableNull(sEntry);
              SetGlobalVariablePersistent(sEntry, true);
            }
            case JS_GlobalDataType::OBJECT:
              break;
          }
        }
      }
    }
    FX_Free(pBuffer);
  }
}
コード例 #2
0
void CJS_GlobalData::LoadGlobalPersistentVariables() {
  uint8_t* pBuffer = NULL;
  int32_t nLength = 0;

  LoadFileBuffer(m_sFilePath.c_str(), pBuffer, nLength);
  CRYPT_ArcFourCryptBlock(pBuffer, nLength, JS_RC4KEY, sizeof(JS_RC4KEY));

  if (pBuffer) {
    uint8_t* p = pBuffer;
    FX_WORD wType = *((FX_WORD*)p);
    p += sizeof(FX_WORD);

    // FX_WORD wTemp = (FX_WORD)(('X' << 8) | 'F');

    if (wType == (FX_WORD)(('X' << 8) | 'F')) {
      FX_WORD wVersion = *((FX_WORD*)p);
      p += sizeof(FX_WORD);

      ASSERT(wVersion <= 2);

      FX_DWORD dwCount = *((FX_DWORD*)p);
      p += sizeof(FX_DWORD);

      FX_DWORD dwSize = *((FX_DWORD*)p);
      p += sizeof(FX_DWORD);

      if (dwSize == nLength - sizeof(FX_WORD) * 2 - sizeof(FX_DWORD) * 2) {
        for (int32_t i = 0, sz = dwCount; i < sz; i++) {
          if (p > pBuffer + nLength)
            break;

          FX_DWORD dwNameLen = *((FX_DWORD*)p);
          p += sizeof(FX_DWORD);

          if (p + dwNameLen > pBuffer + nLength)
            break;

          CFX_ByteString sEntry = CFX_ByteString(p, dwNameLen);
          p += sizeof(char) * dwNameLen;

          FX_WORD wDataType = *((FX_WORD*)p);
          p += sizeof(FX_WORD);

          switch (wDataType) {
            case JS_GLOBALDATA_TYPE_NUMBER: {
              double dData = 0;
              switch (wVersion) {
                case 1: {
                  FX_DWORD dwData = *((FX_DWORD*)p);
                  p += sizeof(FX_DWORD);
                  dData = dwData;
                } break;
                case 2: {
                  dData = *((double*)p);
                  p += sizeof(double);
                } break;
              }
              SetGlobalVariableNumber(sEntry, dData);
              SetGlobalVariablePersistent(sEntry, TRUE);
            } break;
            case JS_GLOBALDATA_TYPE_BOOLEAN: {
              FX_WORD wData = *((FX_WORD*)p);
              p += sizeof(FX_WORD);
              SetGlobalVariableBoolean(sEntry, (bool)(wData == 1));
              SetGlobalVariablePersistent(sEntry, TRUE);
            } break;
            case JS_GLOBALDATA_TYPE_STRING: {
              FX_DWORD dwLength = *((FX_DWORD*)p);
              p += sizeof(FX_DWORD);

              if (p + dwLength > pBuffer + nLength)
                break;

              SetGlobalVariableString(sEntry, CFX_ByteString(p, dwLength));
              SetGlobalVariablePersistent(sEntry, TRUE);
              p += sizeof(char) * dwLength;
            } break;
            case JS_GLOBALDATA_TYPE_NULL: {
              SetGlobalVariableNull(sEntry);
              SetGlobalVariablePersistent(sEntry, TRUE);
            }
          }
        }
      }
    }
    FX_Free(pBuffer);
  }
}