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