Esempio n. 1
0
 /// <summary>
 /// Creates a new inflater.
 /// </summary>
 /// <param name="noHeader">
 /// True if no RFC1950/Zlib header and footer fields are expected in the input data
 /// 
 /// This is used for GZIPed/Zipped input.
 /// 
 /// For compatibility with
 /// Sun JDK you should provide one byte of input more than needed in
 /// this case.
 /// </param>
 public Inflater(bool noHeader)
 {
     this.noHeader = noHeader;
     this.adler = new Adler32();
     input = new StreamManipulator();
     outputWindow = new OutputWindow();
     mode = noHeader ? DECODE_BLOCKS : DECODE_HEADER;
 }
Esempio n. 2
0
        /// <summary>
        /// Construct instance with pending buffer
        /// </summary>
        /// <param name="pending">
        /// Pending buffer to use
        /// </param>>
        public DeflaterEngine(DeflaterPending pending)
        {
            this.pending = pending;
            huffman = new DeflaterHuffman(pending);
            adler = new Adler32();

            window = new byte[2 * WSIZE];
            head   = new short[HASH_SIZE];
            prev   = new short[WSIZE];

            // We start at index 1, to avoid an implementation deficiency, that
               // we cannot build a repeat pattern at index 0.
            blockStart = strstart = 1;
        }