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(
  private val noContextTakeover: Boolean,
) : Closeable {
  private val deflatedBytes = Buffer()

        return HEADER_LENGTH + readTrailerWireFormat( in, buffer, bufferIndex );
    }
    int writeHeaderWireFormat( byte[] dst, int dstIndex ) {
        dst[dstIndex++] = (byte)type;
        if( length > 0x0000FFFF ) {
            dst[dstIndex] = (byte)0x01;
        }
        dstIndex++;
        writeInt2( length, dst, dstIndex );
        return HEADER_LENGTH;
    }
    int readHeaderWireFormat( InputStream in,

    }


    int writeHeaderWireFormat ( byte[] dst, int dstIndex ) {
        dst[ dstIndex++ ] = (byte) this.type;
        if ( this.length > 0x0000FFFF ) {
            dst[ dstIndex ] = (byte) 0x01;
        }
        dstIndex++;
        writeInt2(this.length, dst, dstIndex);
        return HEADER_LENGTH;
    }

package okhttp3.internal.ws

import java.io.Closeable
import java.io.IOException
import java.util.zip.Inflater
import okio.Buffer
import okio.InflaterSource

private const val OCTETS_TO_ADD_BEFORE_INFLATION = 0x0000ffff

class MessageInflater(
  private val noContextTakeover: Boolean,
) : Closeable {
  private val deflatedBytes = Buffer()

  private val inflater =
    Inflater(
      // nowrap (omits zlib header):

	ADD	$0x000fffff, R0, R1 // ADD $1048575, R0, R1    // 011680e2011041e2
	ADC	$0x000fffff, R0, R1 // ADC $1048575, R0, R1    // 0116a0e2011041e2
	SUB	$0x000fffff, R0, R1 // SUB $1048575, R0, R1    // 011640e2011081e2
	SBC	$0x000fffff, R0, R1 // SBC $1048575, R0, R1    // 0116c0e2011081e2
	RSB	$0x000fffff, R0, R1 // RSB $1048575, R0, R1    // 011660e2011041e2

        leftt = inInts[0];
        right = inInts[1];

        work   = ((leftt >>>  4) ^ right) & 0x0f0f0f0f;
        right ^= work;
        leftt ^= (work << 4);

        work   = ((leftt >>> 16) ^ right) & 0x0000ffff;
        right ^= work;
        leftt ^= (work << 16);

        work   = ((right >>>  2) ^ leftt) & 0x33333333;
        leftt ^= work;
        right ^= (work << 2);

internal val UNICODE_BOMS =
  Options.of(
    // UTF-8.
    "efbbbf".decodeHex(),
    // UTF-16BE.
    "feff".decodeHex(),
    // UTF-16LE.
    "fffe".decodeHex(),
    // UTF-32BE.
    "0000ffff".decodeHex(),
    // UTF-32LE.
    "ffff0000".decodeHex(),
  )

/**
 * Returns an array containing only elements found in this array and also in [other]. The returned
 * elements are in the same order as in this.

   * are the "next" pointer (pointing to the next entry in the bucket chain), which will always be
   * less than or equal to the hashtable mask.
   *
   * <pre>
   * hash  = aaaaaaaa
   * mask  = 00000fff
   * next  = 00000bbb
   * entry = aaaaabbb
   * </pre>
   *
   * <p>The pointers in [size(), entries.length) are all "null" (UNSET).
   */
  @CheckForNull private transient int[] entries;

  /**

   * are the "next" pointer (pointing to the next entry in the bucket chain), which will always be
   * less than or equal to the hashtable mask.
   *
   * <pre>
   * hash  = aaaaaaaa
   * mask  = 00000fff
   * next  = 00000bbb
   * entry = aaaaabbb
   * </pre>
   *
   * <p>The pointers in [size(), entries.length) are all "null" (UNSET).
   */
  @CheckForNull private transient int[] entries;

  /**

   * the "next" pointer (pointing to the next entry in the bucket chain), which will always be less
   * than or equal to the hashtable mask.
   *
   * <pre>
   * hash  = aaaaaaaa
   * mask  = 00000fff
   * next  = 00000bbb
   * entry = aaaaabbb
   * </pre>
   *
   * <p>The pointers in [size(), entries.length) are all "null" (UNSET).
   */
  @VisibleForTesting @CheckForNull transient int[] entries;