添加项目文件。

2026-07-29 13:12:27 +08:00
parent d6da766e2d
commit 8cf45d36b9
297 changed files with 35814 additions and 0 deletions
--- a/ZLGUSBCANFD/ZLGDBCParser.cs
+++ b/ZLGUSBCANFD/ZLGDBCParser.cs
@@ -0,0 +1,125 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Runtime.InteropServices;
+using System.Text;
+
+namespace ZLGUSBCANFD
+{
+    public class _Msg_
+    {
+        public int msg_type { get; set; }
+        public int msg_id { get; set; }
+        public int msg_cyclic { get; set; }
+        public byte msg_dlc { get; set; }
+        public string msg_name { get; set; }
+        public string[] signal_Name { get; set; }
+        public int msg_brs { get; set; }
+    }
+
+    public enum Msg_Type
+    {
+        CAN = 0,
+        CANFD = 1,
+    }
+
+    /// <summary>
+    /// DBC 报文解析器（实例类，每个 ZLGCANFD 拥有独立的解析器实例）。
+    /// 不同 CAN 卡的作用域各自维护自己的 MsgDatabase，互不干扰。
+    /// </summary>
+    public class ZLGDBCParser
+    {
+        /// <summary>
+        /// 每个通道的报文数据库缓存，供 ViewModel 直接读取。
+        /// 索引 = 通道号 (0 ~ maxChannels-1)。
+        /// </summary>
+        public List<List<_Msg_>> MsgDatabase { get; private set; }
+
+        /// <summary>
+        /// 最大通道数（与所属 ZLGCANFD 一致）。
+        /// </summary>
+        public int MaxChannels { get; }
+
+        public ZLGDBCParser(int maxChannels = 4)
+        {
+            MaxChannels = maxChannels;
+            MsgDatabase = new List<List<_Msg_>>(
+                Enumerable.Range(0, maxChannels).Select(_ => new List<_Msg_>())
+            );
+        }
+
+        /// <summary>
+        /// 解析特定通道的 DBC 并自动存入对应的 MsgDatabase 缓存中。
+        /// </summary>
+        /// <param name="chDbcHandle">ZDBC 句柄</param>
+        /// <param name="channel">通道号索引 (0 ~ maxChannels-1)</param>
+        public void ParseAndLoadToDatabase(uint chDbcHandle, int channel)
+        {
+            if (channel < 0 || channel >= MsgDatabase.Count) return;
+
+            // 清空当前通道旧缓存
+            MsgDatabase[channel].Clear();
+
+            // 解析并填充
+            var parsedList = ParseZlgDbc(chDbcHandle);
+            MsgDatabase[channel].AddRange(parsedList);
+        }
+
+        /// <summary>
+        /// 全手工解析周立功 DBC 句柄下的所有消息和信号。
+        /// </summary>
+        /// <param name="chDbcHandle">对应通道的 ZDBC 句柄</param>
+        /// <returns>返回对齐同星业务层的自定义报文列表</returns>
+        public static List<_Msg_> ParseZlgDbc(uint chDbcHandle)
+        {
+            List<_Msg_> msgList = new List<_Msg_>();
+
+            if (chDbcHandle == 0 || chDbcHandle == ZDBC.INVALID_DBC_HANDLE)
+                return msgList;
+
+            int msgSize = Marshal.SizeOf(typeof(ZDBC.DBCMessage));
+            IntPtr pMsg = Marshal.AllocHGlobal(msgSize);
+
+            try
+            {
+                bool hasMessage = ZDBC.ZDBC_GetFirstMessage(chDbcHandle, pMsg);
+
+                while (hasMessage)
+                {
+                    var zlgMsg = (ZDBC.DBCMessage)Marshal.PtrToStructure(pMsg, typeof(ZDBC.DBCMessage));
+
+                    int nullIndex = Array.IndexOf(zlgMsg.strName, (byte)0);
+
+                    _Msg_ myMsg = new _Msg_
+                    {
+                        msg_id = (int)zlgMsg.nID,
+                        msg_name = nullIndex >= 0
+                            ? Encoding.Default.GetString(zlgMsg.strName, 0, nullIndex)
+                            : Encoding.Default.GetString(zlgMsg.strName).TrimEnd('\0'),
+                        msg_dlc = (byte)zlgMsg.nSize,
+                        msg_cyclic = (int)zlgMsg.nCycleTime,
+                        msg_type = zlgMsg.nExtend == 1 ? (int)Msg_Type.CANFD : (int)Msg_Type.CAN,
+                        signal_Name = new string[zlgMsg.nSignalCount]
+                    };
+
+                    for (int i = 0; i < zlgMsg.nSignalCount; i++)
+                    {
+                        var signal = zlgMsg.vSignals[i];
+                        string sigName = Encoding.Default.GetString(signal.strName).TrimEnd('\0');
+                        myMsg.signal_Name[i] = sigName;
+                    }
+
+                    msgList.Add(myMsg);
+                    hasMessage = ZDBC.ZDBC_GetNextMessage(chDbcHandle, pMsg);
+                }
+            }
+            finally
+            {
+                Marshal.FreeHGlobal(pMsg);
+            }
+
+            msgList.Sort((a, b) => a.msg_id.CompareTo(b.msg_id));
+            return msgList;
+        }
+    }
+}