Method open

runtime/Log.cc:1074–1094

* Opens a compressed log with contents created by Encoder. * * \param filename * Compressed log file to open * \return * True if success, false if the log file is not valid or cannot be opened */

 *      True if success, false if the log file is not valid or cannot be opened
 */
bool
Log::Decoder::open(const char *filename) {
    inputFd = fopen(filename, "rb");
    good = false;

    if (!inputFd)
        return false;

    if(!readDictionary(inputFd, true)) {
        fclose(inputFd);
        inputFd = nullptr;
        return false;
    }

    this->filename = std::string(filename);
    numBufferFragmentsRead = 0;
    numCheckpointsRead = 1;
    logMsgsPrinted = 0;
    good = true;
    return true;
}
/**
 * Decoder destructor
 */