Example #1
0
        private string DEC_Step1(System.Collections.Generic.List <int> tmp)
        {
            System.Collections.Generic.Dictionary <int, char> map = new Dictionary <int, char>();
            int key = 0;
            int i   = 0;

            for (i = 0; i < tmp.Count; i++)
            {
                if (tmp[i] == 0)
                {
                    break;
                }
            }
            UniKey k = new UniKey(1, i, new Key(__key));

            for (int j = 0; j < i; j++)
            {
                map.Add(k.Gen(), CONVERT.sym(tmp[j]));
            }
            string res = "";

            for (int j = i + 1; j < tmp.Count; j++)
            {
                if (tmp[j] == 0)
                {
                    break;
                }
                res += map[tmp[j]];
            }
            return(res);
        }
Example #2
0
        private System.Collections.Generic.List <int> ENC_Step1(string str)
        {
            System.Collections.Generic.List <int>             res = new List <int>();
            System.Collections.Generic.Dictionary <char, int> map = new Dictionary <char, int>();
            for (int i = 0; i < str.Length; i++)
            {
                if (!map.ContainsKey(str[i]))
                {
                    map.Add(str[i], 0);
                }
            }
            _map_C = map.Count;
            UniKey k = new UniKey(1, map.Count, _key);

            for (int i = 0; i < map.Count; i++)
            {
                KeyValuePair <char, int> t = map.ElementAt(i);
                int tmo = k.Gen();
                map[t.Key] = tmo;
                res.Add(CONVERT.ord(t.Key));
            }
            res.Add(0);
            for (int i = 0; i < str.Length; i++)
            {
                res.Add(map[str[i]]);
            }
            return(res);
        }