Function readFully

c++/src/DictionaryLoader.cc:27–41

Helper function to read data fully from a stream

    // Helper function to read data fully from a stream
    void readFully(char* buffer, int64_t bufferSize, SeekableInputStream* stream) {
      int64_t posn = 0;
      while (posn < bufferSize) {
        const void* chunk;
        int length;
        if (!stream->Next(&chunk, &length)) {
          throw ParseError("bad read in readFully");
        }
        if (posn + length > bufferSize) {
          throw ParseError("Corrupt dictionary blob");
        }
        memcpy(buffer + posn, chunk, static_cast<size_t>(length));
        posn += length;
      }
    }

  }  // namespace