Esempio n. 1
0
        /// <summary>
        /// 新增发布主题
        /// </summary>
        /// <param name="data"></param>
        /// <returns></returns>
        public static TopicMessage UnPackNewTopic(byte[] data, int count)
        {
            TopicMessage message = new TopicMessage();

            byte[] tmp = new byte[count - 1];//除去数据标识
            Array.Copy(data, 1, tmp, 0, tmp.Length);
            Span <byte> bytes = new Span <byte>(tmp);
            var         lenSP = bytes.Slice(0, 4);
            int         len   = BitConverter.ToInt32(lenSP.ToArray(), 0);

            lenSP = bytes.Slice(4, 4);
            int topicLen = BitConverter.ToInt32(lenSP.ToArray(), 0);

            lenSP = bytes.Slice(8, topicLen);
            string topic = Encoding.Default.GetString(lenSP.ToArray());

            lenSP = bytes.Slice(8 + topicLen, 8);
            long id = BitConverter.ToInt32(lenSP.ToArray(), 0);

            lenSP = bytes.Slice(16 + topicLen, count - 1 - 16 - topicLen);
            string addr = Encoding.Default.GetString(lenSP.ToArray());

            message.Address   = addr;
            message.NodeId    = id;
            message.TopicName = topic;
            return(message);
        }
Esempio n. 2
0
        /// <summary>
        /// 解析订阅信息
        /// </summary>
        /// <param name="data"></param>
        /// <returns></returns>
        public static TopicMessage UnPackSubscribeMsg(byte[] data)
        {
            byte[] tmp = new byte[data.Length - 1];
            Array.Copy(data, 1, tmp, 0, data.Length - 1);
            Span <byte> span = tmp;
            var         sp   = span.Slice(0, 4);
            int         len  = BitConverter.ToInt32(sp.ToArray(), 0);

            sp = span.Slice(4, 4);
            int topicLen = BitConverter.ToInt32(sp.ToArray(), 0);

            sp = span.Slice(8, topicLen);
            string topic = Encoding.Default.GetString(sp.ToArray());

            sp = span.Slice(8 + topicLen);
            string       addr    = Encoding.Default.GetString(sp.ToArray());
            TopicMessage message = new TopicMessage()
            {
                Address = addr, TopicName = topic
            };

            return(message);
        }