Imports github.com/golang/protobuf/proto v2ray.com/core/common v2ray.com/core/common/dice v2ray.com/core/common/errors v2ray.com/core/common/net v2ray.com/core/common/serial v2ray.com/core/common/uuid v2ray.com/core/transport/internet Standard library imports context crypto/hmac crypto/md5 fmt hash math runtime sync time