mirror of
https://github.com/DCC-EX/CommandStation-EX.git
synced 2024-11-24 00:26:13 +01:00
224 lines
7.2 KiB
C++
224 lines
7.2 KiB
C++
/*
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* © 2023 Thierry Paris / Locoduino
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* © 2023 Harald Barth
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* All rights reserved.
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*
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* This is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* It is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with CommandStation. If not, see <https://www.gnu.org/licenses/>.
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*/
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#ifndef Z21Throttle_h
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#define Z21Throttle_h
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//#include "CircularBuffer.hpp"
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#include "WiFiClient.h"
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#define MAX_MTU 1460
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#define UDPBYTE_SIZE 1500
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#define UDP_BUFFERSIZE 2048
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// Broadcast flags
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#define BROADCAST_BASE 0x00000001
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#define BROADCAST_RBUS 0x00000002
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#define BROADCAST_RAILCOM 0x00000004
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#define BROADCAST_SYSTEM 0x00000100
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#define BROADCAST_BASE_LOCOINFO 0x00010000
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#define BROADCAST_LOCONET 0x01000000
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#define BROADCAST_LOCONET_LOCO 0x02000000
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#define BROADCAST_LOCONET_SWITCH 0x04000000
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#define BROADCAST_LOCONET_DETECTOR 0x08000000
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#define BROADCAST_RAILCOM_AUTO 0x00040000
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#define BROADCAST_CAN 0x00080000
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struct MYLOCOZ21 {
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char throttle; //indicates which throttle letter on client, '0' + clientid
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int cab; //address of this loco
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bool broadcastPending;
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uint32_t functionMap;
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uint32_t functionToggles;
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};
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class NetworkClientUDP {
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public:
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NetworkClientUDP() {
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};
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bool ok() {
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return (inUse);
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};
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bool inUse = true;
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bool connected = false;
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IPAddress remoteIP;
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int remotePort;
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static WiFiUDP client;
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};
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class Z21Throttle {
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public:
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static void loop();
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static Z21Throttle* getOrAddThrottle(int clientId);
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static void markForBroadcast(int cab);
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static void forget(byte clientId);
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static void findUniqThrottle(int id, char *u);
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static void setup(IPAddress ip, int port);
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void notifyCvNACK(int inCvAddress);
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void notifyCvRead(int inCvAddress, int inValue);
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bool parse(byte *networkPacket, int len);
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static Z21Throttle *readWriteThrottle; // NULL if no throttle is reading or writing a CV...
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static int cvAddress;
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static int cvValue;
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private:
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Z21Throttle(int clientId);
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~Z21Throttle();
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static const int MAX_MY_LOCO=10; // maximum number of locos assigned to a single client
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static const int HEARTBEAT_SECONDS=10; // heartbeat at 4secs to provide messaging transport
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static const int ESTOP_SECONDS=20; // eStop if no incoming messages for more than 8secs
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static Z21Throttle* firstThrottle;
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static byte commBuffer[100];
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static byte replyBuffer[20];
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static char LorS(int cab);
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static bool isThrottleInUse(int cab);
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static void setSendTurnoutList();
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bool areYouUsingThrottle(int cab);
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Z21Throttle* nextThrottle;
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int clientid;
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char uniq[17] = "";
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MYLOCOZ21 myLocos[MAX_MY_LOCO];
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int CountLocos() {
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int count = 0;
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for (int loco=0;loco<MAX_MY_LOCO;loco++)
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if (myLocos[loco].throttle != '\0')
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count++;
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return count;
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}
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bool initSent; // valid connection established
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bool exRailSent; // valid connection established
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uint16_t mostRecentCab;
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int turnoutListHash; // used to check for changes to turnout list
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bool lastPowerState; // last power state sent to this client
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int32_t broadcastFlags = BROADCAST_BASE;
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int getOrAddLoco(int cab);
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void printLocomotives(bool addTab = false);
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static void printThrottles(bool printLocomotives);
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// sizes : [ 2 ][ 2 ][inLengthData]
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// bytes : [length1, length2][Header1, Header2][Data........]
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bool notify(unsigned int inHeader, byte* inpData, unsigned int inLengthData, bool inXorInData);
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// sizes : [ 2 ][ 2 ][ 1 ][inLengthData]
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// bytes : [length1, length2][Header1, Header2][XHeader][Data........]
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bool notify(unsigned int inHeader, unsigned int inXHeader, byte* inpData, unsigned int inLengthData, bool inXorInData);
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// sizes : [ 2 ][ 2 ][ 1 ][ 1 ][inLengthData]
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// bytes : [length1, length2][Header1, Header2][XHeader][DB0][Data........]
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bool notify(unsigned int inHeader, unsigned int inXHeader, byte inDB0, byte* inpData, unsigned int inLengthData, bool inXorInData);
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void notifyStatus();
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void notifyLocoInfo(byte inMSB, byte inLSB);
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void notifyTurnoutInfo(byte inMSB, byte inLSB);
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void notifyLocoMode(byte inMSB, byte inLSB);
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void notifyFirmwareVersion();
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void notifyHWInfo();
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void write(byte* inpData, int inLengthData);
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void setSpeed(byte inNbSteps, byte inDB1, byte inDB2, byte inDB3);
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void setFunction(byte inDB1, byte inDB2, byte inDB3);
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void cvReadProg(byte inDB1, byte inDB2);
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void cvWriteProg(byte inDB1, byte inDB2, byte inDB3);
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void cvReadMain(byte inDB1, byte inDB2);
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void cvReadPom(byte inDB1, byte inDB2, byte inDB3, byte inDB4);
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// callback stuff to support prog track acquire
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static Z21Throttle * stashInstance;
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static byte stashClient;
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static char stashThrottleChar;
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static void getLocoCallback(int16_t locoid);
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};
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#define Z21_UDPPORT 21105
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#define Z21_TIMEOUT 60000 // if no activity during 1 minute, disconnect the throttle...
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#define HEADER_LAN_GET_SERIAL_NUMBER 0x10
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#define HEADER_LAN_LOGOFF 0x30
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#define HEADER_LAN_XPRESS_NET 0x40
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#define HEADER_LAN_SET_BROADCASTFLAGS 0x50
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#define HEADER_LAN_GET_BROADCASTFLAGS 0x51
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#define HEADER_LAN_SYSTEMSTATE_GETDATA 0x85 //0x141 0x21 0x24 0x05
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#define HEADER_LAN_GET_HWINFO 0x1A
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#define HEADER_LAN_GET_LOCOMODE 0x60
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#define HEADER_LAN_SET_LOCOMODE 0x61
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#define HEADER_LAN_GET_TURNOUTMODE 0x70
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#define HEADER_LAN_SET_TURNOUTMODE 0x71
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#define HEADER_LAN_RMBUS_DATACHANGED 0x80
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#define HEADER_LAN_RMBUS_GETDATA 0x81
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#define HEADER_LAN_RMBUS_PROGRAMMODULE 0x82
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#define HEADER_LAN_RAILCOM_DATACHANGED 0x88
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#define HEADER_LAN_RAILCOM_GETDATA 0x89
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#define HEADER_LAN_LOCONET_DISPATCH_ADDR 0xA3
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#define HEADER_LAN_LOCONET_DETECTOR 0xA4
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#define LAN_GET_CONFIG 0x12
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#define LAN_X_HEADER_GENERAL 0x21
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#define LAN_X_HEADER_SET_STOP 0x80
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#define LAN_X_HEADER_GET_FIRMWARE_VERSION 0xF1 //0x141 0x21 0x21 0x00
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#define LAN_X_HEADER_GET_LOCO_INFO 0xE3
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#define LAN_X_HEADER_SET_LOCO 0xE4
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#define LAN_X_HEADER_GET_TURNOUT_INFO 0x43
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#define LAN_X_HEADER_SET_TURNOUT 0x53
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#define LAN_X_HEADER_CV_READ 0x23
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#define LAN_X_HEADER_CV_WRITE 0x24
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#define LAN_X_HEADER_CV_POM 0xE6
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#define LAN_X_DB0_GET_VERSION 0x21
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#define LAN_X_DB0_GET_STATUS 0x24
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#define LAN_X_DB0_SET_TRACK_POWER_OFF 0x80
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#define LAN_X_DB0_SET_TRACK_POWER_ON 0x81
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#define LAN_X_DB0_LOCO_DCC14 0x10
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#define LAN_X_DB0_LOCO_DCC28 0x12
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#define LAN_X_DB0_LOCO_DCC128 0x13
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#define LAN_X_DB0_SET_LOCO_FUNCTION 0xF8
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#define LAN_X_DB0_CV_POM_WRITE 0x30
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#define LAN_X_DB0_CV_POM_ACCESSORY_WRITE 0x31
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#define LAN_X_OPTION_CV_POM_WRITE_BYTE 0xEC
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#define LAN_X_OPTION_CV_POM_WRITE_BIT 0xE8
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#define LAN_X_OPTION_CV_POM_READ_BYTE 0xE4
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// Replies to the controllers
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#define HEADER_LAN_SYSTEMSTATE 0x84
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#define LAN_X_HEADER_LOCO_INFO 0xEF
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#define LAN_X_HEADER_TURNOUT_INFO 0x43
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#define LAN_X_HEADER_FIRMWARE_VERSION 0xF3
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#define LAN_X_HEADER_CV_NACK 0x61
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#define LAN_X_HEADER_CV_RESULT 0x64
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#define LAN_X_DB0_CV_NACK_SC 0x12
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#define LAN_X_DB0_CV_NACK 0x13
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#endif
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