Function DecodeValue

lib/zlib/zlib.js:317–357

(currentTree)

    };
    
    function DecodeValue(currentTree) {
        var len, i,
            xtreepos=0,
            X = currentTree[xtreepos],
            b;

        /* decode one symbol of the data */
        while(1) {
            b=readBit();
            if (debug)
              util.debug("b=" + b);
            if(b) {
                if(!(X.b1 & 0x8000)){
                	if (debug)
                	  util.debug("ret1");
                    return X.b1;    /* If leaf node, return data */
                }
                X = X.jump;
                len = currentTree.length;
                for (i=0;i<len;i++){
                    if (currentTree[i]===X){
                        xtreepos=i;
                        break;
                    }
                }
                //xtreepos++;
            } else {
                if(!(X.b0 & 0x8000)){
                	if (debug)
                	  util.debug("ret2");
                    return X.b0;    /* If leaf node, return data */
                }
                //X++; //??????????????????
                xtreepos++;
                X = currentTree[xtreepos];
            }
        }
        if (debug)
          util.debug("ret3");
        return -1;
    };
    
    function DeflateLoop() {
    var last, c, type, i, len;