* See the License for the specific language governing permissions and
 * limitations under the License.
 */
package okhttp3.internal.http2

/** http://tools.ietf.org/html/draft-ietf-httpbis-http2-17#section-7 */
enum class ErrorCode constructor(val httpCode: Int) {
  /** Not an error!  */
  NO_ERROR(0),

  PROTOCOL_ERROR(1),

  INTERNAL_ERROR(2),

  FLOW_CONTROL_ERROR(3),

  SETTINGS_TIMEOUT(4),

    level = DeprecationLevel.ERROR,
  )
  fun socketAddress(): InetSocketAddress = socketAddress

  /**
   * Returns true if this route tunnels HTTPS or HTTP/2 through an HTTP proxy.
   * See [RFC 2817, Section 5.2][rfc_2817].
   *
   * [rfc_2817]: http://www.ietf.org/rfc/rfc2817.txt
   */
  fun requiresTunnel(): Boolean {
    if (proxy.type() != Proxy.Type.HTTP) return false
    return (address.sslSocketFactory != null) ||

    fun isCacheable(
      response: Response,
      request: Request,
    ): Boolean {
      // Always go to network for uncacheable response codes (RFC 7231 section 6.1), This
      // implementation doesn't support caching partial content.
      when (response.code) {
        HTTP_OK,
        HTTP_NOT_AUTHORITATIVE,
        HTTP_NO_CONTENT,
        HTTP_MULT_CHOICE,

in Source or Object form. 3. Grant of Patent License. Subject to the terms and conditions of this License, each Contributor hereby grants to You a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable (except as stated in this section) patent license to make, have made, use, offer to sell, sell, import, and otherwise transfer the Work, where such license applies only to those patent claims licensable by such Contributor that are necessarily infringed by their Contribution(s) alone...

    continuation.flags = flags
    continuation.streamId = streamId

    // TODO: Concat multi-value headers with 0x0, except COOKIE, which uses 0x3B, 0x20.
    // http://tools.ietf.org/html/draft-ietf-httpbis-http2-17#section-8.1.2.5
    hpackReader.readHeaders()
    return hpackReader.getAndResetHeaderList()
  }

  @Throws(IOException::class)
  private fun readData(
    handler: Handler,
    length: Int,
    flags: Int,

  integrity sha512-sFFHKwcmBprO9e7Icf0+gddyWYDViL8bpPjJJl0WHxCdETktXdmtWLGVzoHbqUcY4Be1LkNfwTmXOJUFZYSJdA==

"@webassemblyjs/helper-wasm-section@1.11.6":
  version "1.11.6"
  resolved "https://registry.yarnpkg.com/@webassemblyjs/helper-wasm-section/-/helper-wasm-section-1.11.6.tgz#ff97f3863c55ee7f580fd5c41a381e9def4aa577"
  integrity sha512-LPpZbSOwTpEC2cgn4hTydySy1Ke+XEu+ETXuoyvuyezHO3Kjdu90KK95Sh9xTbmjrCsUwvWwCOQQNta37VrS9g==

  private fun retryAfter(
    userResponse: Response,
    defaultDelay: Int,
  ): Int {
    val header = userResponse.header("Retry-After") ?: return defaultDelay

    // https://tools.ietf.org/html/rfc7231#section-7.1.3
    // currently ignores a HTTP-date, and assumes any non int 0 is a delay
    if (header.matches("\\d+".toRegex())) {
      return Integer.valueOf(header)
    }
    return Integer.MAX_VALUE
  }

   * cookies can be 4KiB, and should be possible to send.
   *
   *  http://tools.ietf.org/html/draft-ietf-httpbis-header-compression-12#section-5.2
   */
  @Test
  fun largeHeaderValue() {
    val value = CharArray(4096)
    Arrays.fill(value, '!')
    val headerBlock = headerEntries("cookie", String(value))
    hpackWriter!!.writeHeaders(headerBlock)

      return Cookie(
        cookieName, cookieValue, expiresAt, domain, path, secureOnly, httpOnly,
        persistent, hostOnly, sameSite,
      )
    }

    /** Parse a date as specified in RFC 6265, section 5.1.1. */
    private fun parseExpires(
      s: String,
      pos: Int,
      limit: Int,
    ): Long {
      var pos = pos
      pos = dateCharacterOffset(s, pos, limit, false)

      var hour = -1

  internal val streams = mutableMapOf<Int, Http2Stream>()
  internal val connectionName: String = builder.connectionName
  internal var lastGoodStreamId = 0

  /** http://tools.ietf.org/html/draft-ietf-httpbis-http2-17#section-5.1.1 */
  internal var nextStreamId = if (builder.client) 3 else 2

  private var isShutdown = false

  /** For scheduling everything asynchronous. */
  private val taskRunner = builder.taskRunner