522 lines
11 KiB
C++
522 lines
11 KiB
C++
#include "Time.h"
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#include "TinyClient.h"
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#include "Security\Crc.h"
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#include "JoinMessage.h"
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#include "PingMessage.h"
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#include "DataMessage.h"
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TinyClient* TinyClient::Current = NULL;
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static void TinyClientTask(void* param);
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//static void TinyClientReset();
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static void GetDeviceKey(byte id, Array& key, void* param);
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/******************************** 初始化和开关 ********************************/
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TinyClient::TinyClient(TinyController* control)
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{
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assert_ptr(control);
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Control = control;
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Control->GetKey = GetDeviceKey;
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Opened = false;
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Joining = false;
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Server = 0;
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Type = Sys.Code;
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LastActive = 0;
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Received = NULL;
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Param = NULL;
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Cfg = NULL;
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_TaskID = 0;
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NextReport = 0;
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Encryption = false;
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}
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void TinyClient::Open()
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{
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if(Opened) return;
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Control->Received = [](void* s, Message& msg, void* p){ return ((TinyClient*)p)->OnReceive((TinyMessage&)msg); };
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Control->Param = this;
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TranID = (int)Sys.Ms();
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_TaskID = Sys.AddTask(TinyClientTask, this, 0, 5000, "客户端服务");
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if(Cfg->Address > 0 && Cfg->Server > 0)
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{
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Control->Address = Cfg->Address;
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Server = Cfg->Server;
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Password.Load(Cfg->Password, ArrayLength(Cfg->Password));
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}
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HardCrc = Crc::Hash16(Array(Sys.ID, 16));
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if(Sys.Version > 1) Encryption = true;
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Control->Mode = 0; // 客户端只接收自己的消息
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Control->Open();
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Opened = true;
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}
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void TinyClient::Close()
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{
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if(!Opened) return;
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Sys.RemoveTask(_TaskID);
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Control->Received = NULL;
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Control->Param = NULL;
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Control->Close();
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Opened = false;
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}
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/******************************** 收发中心 ********************************/
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bool TinyClient::Send(TinyMessage& msg)
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{
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assert_param2(this, "令牌客户端未初始化");
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assert_param2(Control, "令牌控制器未初始化");
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// 未组网时，禁止发其它消息。组网消息通过广播发出，不经过这里
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if(!Server) return false;
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// 设置网关地址
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if(!msg.Dest) msg.Dest = Server;
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return Control->Send(msg);
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}
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bool TinyClient::Reply(TinyMessage& msg)
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{
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assert_param2(this, "令牌客户端未初始化");
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assert_param2(Control, "令牌控制器未初始化");
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// 未组网时，禁止发其它消息。组网消息通过广播发出，不经过这里
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if(!Server) return false;
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if(!msg.Dest) msg.Dest = Server;
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return Control->Reply(msg);
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}
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bool TinyClient::OnReceive(TinyMessage& msg)
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{
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// 不是组网消息。不是被组网网关消息，不受其它消息设备控制.
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if(msg.Code != 0x01 && Server != msg.Src) return true;
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if(msg.Src == Server) LastActive = Sys.Ms();
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switch(msg.Code)
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{
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case 0x01:
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OnJoin(msg);
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break;
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case 0x02:
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OnDisjoin(msg);
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break;
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case 0x03:
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OnPing(msg);
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break;
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case 0x05:
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case 0x15:
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OnRead(msg);
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break;
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case 0x06:
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case 0x16:
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OnWrite(msg);
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break;
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}
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// 消息转发
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if(Received) return Received(this, msg, Param);
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return true;
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}
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/******************************** 数据区 ********************************/
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/*
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请求：1起始 + 1大小
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响应：1起始 + N数据
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错误：错误码2 + 1起始 + 1大小
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*/
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void TinyClient::OnRead(const TinyMessage& msg)
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{
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if(msg.Reply) return;
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if(msg.Length < 2) return;
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auto rs = msg.CreateReply();
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auto ms = rs.ToStream();
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DataMessage dm(msg, &ms);
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bool rt = true;
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if(dm.Offset < 64)
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rt = dm.ReadData(Store);
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else if(dm.Offset < 128)
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{
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dm.Offset -= 64;
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Array bs(Cfg, Cfg->Length);
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rt = dm.ReadData(bs);
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}
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rs.Error = !rt;
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rs.Length = ms.Position();
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Reply(rs);
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}
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/*
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请求：1起始 + N数据
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响应：1起始 + 1大小 + N数据
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错误：错误码2 + 1起始 + 1大小
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*/
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void TinyClient::OnWrite(const TinyMessage& msg)
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{
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if(msg.Reply) return;
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if(msg.Length < 2) return;
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auto rs = msg.CreateReply();
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auto ms = rs.ToStream();
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DataMessage dm(msg, &ms);
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bool rt = true;
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if(dm.Offset < 64)
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rt = dm.WriteData(Store, true);
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else if(dm.Offset < 128)
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{
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dm.Offset -= 64;
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Array bs(Cfg, Cfg->Length);
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rt = dm.WriteData(bs, true);
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}
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rs.Error = !rt;
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rs.Length = ms.Position();
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Reply(rs);
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}
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void TinyClient::Report(Message& msg)
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{
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TS("TinyMessage::Report");
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// 没有服务端时不要上报
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if(!Server) return;
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auto ms = msg.ToStream();
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PingMessage pm;
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pm.MaxSize = ms.Capacity();
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uint len = Control->Port->MaxSize - TinyMessage::MinSize;
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if(pm.MaxSize > len) pm.MaxSize = len;
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pm.WriteData(ms, 0x01, Store.Data);
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pm.WriteHardCrc(ms, HardCrc);
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pm.WriteData(ms, 0x02, Array(Cfg, sizeof(Cfg[0])));
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msg.Length = ms.Position();
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}
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bool TinyClient::Report(uint offset, byte dat)
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{
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TinyMessage msg;
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msg.Code = 0x06;
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auto ms = msg.ToStream();
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ms.WriteEncodeInt(offset);
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ms.Write(dat);
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msg.Length = ms.Position();
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return Send(msg);
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}
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bool TinyClient::Report(uint offset, const Array& bs)
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{
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TinyMessage msg;
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msg.Code = 0x06;
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auto ms = msg.ToStream();
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ms.WriteEncodeInt(offset);
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ms.Write(bs);
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msg.Length = ms.Position();
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return Send(msg);
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}
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void TinyClient::ReportAsync(uint offset)
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{
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if(this == NULL) return;
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if(offset >= Store.Data.Length()) return;
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NextReport = offset;
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// 延迟200ms上报，期间有其它上报任务到来将会覆盖
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Sys.SetTask(_TaskID, true, 200);
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}
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/******************************** 常用系统级消息 ********************************/
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void TinyClientTask(void* param)
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{
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assert_ptr(param);
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auto client = (TinyClient*)param;
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uint offset = client->NextReport;
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assert_param2(offset == 0 || offset < 0x10, "自动上报偏移量异常！");
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if(offset)
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{
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// 检查索引，否则数组越界
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ByteArray& bs = client->Store.Data;
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if(bs.Length() > offset) client->Report(offset, bs[offset]);
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client->NextReport = 0;
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return;
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}
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if(client->Server == 0 || client->Joining) client->Join();
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if(client->Server != 0) client->Ping();
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}
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void GetDeviceKey(byte id, Array& key, void* param)
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{
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/*TS("TinyClient::GetDeviceKey");
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//debug_printf("微网客户端获取密钥");
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auto client = (TinyClient*)param;
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if(Sys.Version < 0xFFFF) return;
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//key = client->Password;
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key.Copy(client->Password, 8);*/
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}
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// 组网消息，告诉大家我在这
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void TinyClient::Join()
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{
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TS("TinyClient::Join");
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TinyMessage msg;
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msg.Code = 1;
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// 发送的广播消息，设备类型和系统ID
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JoinMessage dm;
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// 组网版本不是系统版本，而是为了做新旧版本组网消息兼容的版本号
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//dm.Version = Sys.Version;
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dm.Kind = Type;
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dm.HardID.Copy(Sys.ID, 16);
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dm.TranID = TranID;
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//dm.Name = Cfg->Name;
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dm.WriteMessage(msg);
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dm.Show(true);
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Control->Broadcast(msg);
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}
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// 组网
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bool TinyClient::OnJoin(const TinyMessage& msg)
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{
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// 客户端只处理Discover响应
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if(!msg.Reply || msg.Error) return true;
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TS("TinyClient::OnJoin");
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// 解析数据
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JoinMessage dm;
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dm.ReadMessage(msg);
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dm.Show(true);
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// 校验不对
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if(TranID != dm.TranID)
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{
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debug_printf("组网响应序列号 0x%04X 不等于内部序列号 0x%04X \r\n", dm.TranID, TranID);
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return true;
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}
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Joining = false;
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Cfg->SoftVer = dm.Version;
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// 小于2的版本不加密
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if(dm.Version < 2) Encryption = false;
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Cfg->Address = dm.Address;
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Control->Address = dm.Address;
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Password = dm.Password;
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Password.Save(Cfg->Password, ArrayLength(Cfg->Password));
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// 记住服务端地址
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Server = dm.Server;
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Cfg->Server = dm.Server;
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if(Cfg->Channel != dm.Channel)
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{
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//todo 设置zigbee 通道
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}
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Cfg->Channel = dm.Channel;
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Cfg->Speed = dm.Speed * 10;
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// 服务端组网密码，退网使用
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//Cfg->Mac[0] = dm.HardID.Length();
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//dm.HardID.Save(Cfg->Mac, ArrayLength(Cfg->Mac));
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dm.HardID.CopyTo(Cfg->Mac);
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#if DEBUG
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//debug_printf("组网成功！\r\n");
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debug_printf("组网成功！网关 0x%02X 分配 0x%02X ，频道：%d，传输速率：%dkbps，密码：", dm.Server, dm.Address, dm.Channel, Cfg->Speed);
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Password.Show();
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debug_printf(", 版本: 0x%02X\r\n", dm.Version);
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#endif
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// 取消Join任务，启动Ping任务
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ushort time = Cfg->PingTime;
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if(time < 5) time = 5;
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if(time > 60) time = 60;
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Cfg->PingTime = time;
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Sys.SetTaskPeriod(_TaskID, time * 1000);
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// 组网成功更新一次最后活跃时间
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LastActive = Sys.Ms();
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// 保存配置
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Cfg->Save();
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// 组网以后重启一次
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Sys.Reset();
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return true;
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}
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void TinyClient::DisJoin()
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{
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TS("TinyClient::DisJoin");
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//debug_printf("TinyClient::DisJoin 退网 \r\n");
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TinyMessage msg;
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msg.Code = 2;
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// 发送的广播消息，设备类型和系统ID
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JoinMessage dm;
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dm.Kind = Type;
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dm.HardID.Set(Sys.ID, 16);
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dm.TranID = TranID;
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dm.WriteMessage(msg);
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dm.Show(true);
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Send(msg);
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}
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// 离网
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bool TinyClient::OnDisjoin(const TinyMessage& msg)
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{
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if(msg.Length < 2) return false;
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TS("TinyClient::OnDisJoin");
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Stream ms(msg.Data, msg.Length);
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ushort crc = ms.ReadUInt16();
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if(crc != HardCrc)
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{
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debug_printf("退网密码 0x%04X 不等于本地密码 0x%04X \r\n", crc, HardCrc);
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return false;
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}
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Cfg->LoadDefault();
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Cfg->Save();
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// debug_printf("设备退网3秒后重启\r\n");
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Sys.Sleep(3000);
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Sys.Reset();
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return true;
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}
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// 心跳
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void TinyClient::Ping()
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{
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TS("TinyClient::Ping");
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ushort off = Cfg->OfflineTime;
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if(off < 10) off = 10;
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if(LastActive > 0 && LastActive + off * 1000 < Sys.Ms())
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{
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if(Server == 0) return;
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debug_printf("%d 秒无法联系网关，无线网可能已经掉线，重新组网，其它任务正常处理\r\n", off);
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Sys.SetTaskPeriod(_TaskID, 5000);
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// 掉线以后，重发组网信息，基本功能继续执行
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Joining = true;
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auto tc = TinyConfig::Current;
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memset(tc->Mac, 0, 5);
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tc->Clear();
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Server = 0;
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Sys.Reset();
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Server = 0;
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//Password.SetLength(0);
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//return;
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}
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TinyMessage msg;
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msg.Code = 3;
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Report(msg);
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Send(msg);
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if(LastActive == 0) LastActive = Sys.Ms();
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}
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bool TinyClient::OnPing(const TinyMessage& msg)
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{
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// 仅处理来自网关的消息
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if(Server == 0 || Server != msg.Src) return true;
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TS("TinyClient::OnPing");
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// 忽略响应消息
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if(!msg.Reply)return true;
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if(msg.Src != Server) return true;
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//LastActive = Sys.Ms();
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// 处理消息
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auto ms = msg.ToStream();
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PingMessage pm;
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pm.MaxSize = Control->Port->MaxSize - TinyMessage::MinSize;
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// 子操作码
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while(ms.Remain())
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{
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switch(ms.ReadByte())
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{
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case 0x04:
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{
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uint seconds = 0;
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if(pm.ReadTime(ms, seconds))
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{
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Time.SetTime(seconds);
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//LastActive = Sys.Ms();
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}
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break;
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}
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default:
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break;
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}
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}
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return true;
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}
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