/**
   * Returns the response as a [ByteString].
   *
   * This method loads entire response body into memory. If the response body is very large this
   * may trigger an [OutOfMemoryError]. Prefer to stream the response body if this is a
   * possibility for your response.
   */
  @Throws(IOException::class)
  fun byteString() = consumeSource(BufferedSource::readByteString) { it.size }

          decodeBuffer.readByteString()
        } else {
          source.readByteString(length)
        }
      }
    }

  private fun nameToFirstIndex(): Map<ByteString, Int> {
    val result = LinkedHashMap<ByteString, Int>(STATIC_HEADER_TABLE.size, 1.0F)
    for (i in STATIC_HEADER_TABLE.indices) {
      if (!result.containsKey(STATIC_HEADER_TABLE[i].name)) {
        result[STATIC_HEADER_TABLE[i].name] = i

   */
  @Throws(IOException::class)
  fun sha256(): ByteString {
    val hashingSink = HashingSink.sha256(blackholeSink())
    hashingSink.buffer().use {
      this.writeTo(it)
    }
    return hashingSink.hash
  }

  companion object {
    /** Empty request body with no content-type. */
    @JvmField
    val EMPTY: RequestBody = ByteString.EMPTY.toRequestBody()

    /**

import okhttp3.internal.ws.WebSocketProtocol.OPCODE_TEXT
import okhttp3.internal.ws.WebSocketProtocol.validateCloseCode
import okio.BufferedSink
import okio.BufferedSource
import okio.ByteString
import okio.ByteString.Companion.encodeUtf8
import okio.ByteString.Companion.toByteString
import okio.Socket

class RealWebSocket(
  taskRunner: TaskRunner,
  /** The application's original request unadulterated by web socket headers. */

   *
   * If there's nothing to read and no default value, this will throw an exception.
   */
  fun fromDer(reader: DerReader): T

  fun fromDer(byteString: ByteString): T {
    val buffer = Buffer().write(byteString)
    val reader = DerReader(buffer)
    return fromDer(reader)
  }

  /**
   * Writes [value] to this adapter, unless it is the default value and can be safely omitted.
   *

      throw ProtocolException("malformed bit string")
    }
    val unusedBitCount = source.readByte().toInt() and 0xff
    val byteString = source.readByteString(bytesLeft)
    return BitString(byteString, unusedBitCount)
  }

  fun readOctetString(): ByteString {
    if (bytesLeft == -1L || constructed) {
      throw ProtocolException("constructed octet strings not supported for DER")
    }

package okhttp3.internal.http2.hpackjson

import okhttp3.internal.http2.Header
import okio.ByteString

/**
 * Representation of an individual case (set of headers and wire format). There are many cases for a
 * single story.  This class is used reflectively with Moshi to parse stories.
 */
data class Case(
  val seqno: Int = 0,
  val wire: ByteString? = null,
  val headers: List<Map<String, String>>,
) : Cloneable {

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package okhttp3

import okio.ByteString

abstract class WebSocketListener {
  /**
   * Invoked when a web socket has been accepted by the remote peer and may begin transmitting
   * messages.
   */
  open fun onOpen(
    webSocket: WebSocket,

import okhttp3.tls.internal.der.ObjectIdentifiers.SUBJECT_ALTERNATIVE_NAME
import okhttp3.tls.internal.der.TbsCertificate
import okhttp3.tls.internal.der.Validity
import okio.ByteString
import okio.ByteString.Companion.decodeBase64
import okio.ByteString.Companion.toByteString

/**
 * A certificate and its private key. These are some properties of certificates that are used with
 * TLS:
 *

 * limitations under the License.
 */
package okhttp3.internal.ws

import java.io.Closeable
import java.io.IOException
import java.util.zip.Deflater
import okio.Buffer
import okio.ByteString
import okio.ByteString.Companion.decodeHex
import okio.DeflaterSink

private val EMPTY_DEFLATE_BLOCK = "000000ffff".decodeHex()
private const val LAST_OCTETS_COUNT_TO_REMOVE_AFTER_DEFLATION = 4

class MessageDeflater(