Method key

src/brpc/policy/rtmp_protocol.cpp:222–222

    const void* random1() const { return _buf + _offset + KEY_SIZE; }
    int random1_size() const { return SIZE - KEY_SIZE - 4 - _offset; }
    const void* key() const { return _buf + _offset; }
    void* key() { return _buf + _offset; }

private: