stream!!.receiveHeaders(headerBlock.toHeaders(), inFinished)
    }

    override fun rstStream(
      streamId: Int,
      errorCode: ErrorCode,
    ) {
      if (pushedStream(streamId)) {
        pushResetLater(streamId, errorCode)
        return
      }
      val rstStream = removeStream(streamId)
      rstStream?.receiveRstStream(errorCode)
    }

    override fun settings(

    val errorCodeInt = source.readInt()
    val errorCode =
      ErrorCode.fromHttp2(errorCodeInt) ?: throw IOException(
        "TYPE_RST_STREAM unexpected error code: $errorCodeInt",
      )
    handler.rstStream(streamId, errorCode)
  }

  @Throws(IOException::class)
  private fun readSettings(
    handler: Handler,
    length: Int,
    flags: Int,
    streamId: Int,
  ) {

  const val FLAG_COMPRESSED = 0x20 // Used for data.

  /** Lookup table for valid frame types. */
  private val FRAME_NAMES =
    arrayOf(
      "DATA",
      "HEADERS",
      "PRIORITY",
      "RST_STREAM",
      "SETTINGS",
      "PUSH_PROMISE",
      "PING",
      "GOAWAY",
      "WINDOW_UPDATE",
      "CONTINUATION",
    )

  /**