Пример #1
0
 static private void ConnectAllDevices(J2534Library DLL)
 {
     //If the DLL successfully executes GetNextCarDAQ_RESET()
     if (DLL.GetNextCarDAQ_RESET().IsOK)
     {
         GetNextCarDAQResults TargetDrewtechDevice = DLL.GetNextCarDAQ();
         while (TargetDrewtechDevice.Exists)
         {
             J2534Device ThisDevice = DLL.ConstructDevice(TargetDrewtechDevice);
             if (ThisDevice.IsConnected) //This should always succeed.
             {                           //To avoid populating the list with duplicate devices due to disconnection
                 //Remove any unconnected devices that are attached to this library.
                 PhysicalDevices.RemoveAll(Listed => Listed.DeviceName == ThisDevice.DeviceName);
                 PhysicalDevices.Add(ThisDevice);
             }
             TargetDrewtechDevice = DLL.GetNextCarDAQ();
         }
     }
     //If its not a drewtech library, then attempt to connect a device
     else
     {
         J2534Device ThisDevice = DLL.ConstructDevice();
         if (ThisDevice.IsConnected)
         {   //To avoid populating the list with duplicate devices due to disconnection
             //Remove any unconnected devices that are attached to this library.
             PhysicalDevices.RemoveAll(Listed => (Listed.Library == ThisDevice.Library) && !Listed.IsConnected);
             PhysicalDevices.Add(ThisDevice);
         }
     }
 }
Пример #2
0
        internal J2534Device(J2534Library Library, GetNextCarDAQResults CarDAQ)
        {
            this.Library         = Library;
            this.DeviceName      = CarDAQ.Name;
            this.DrewtechVersion = CarDAQ.Version;
            this.DrewtechAddress = CarDAQ.Address;

            ConnectToDevice(DeviceName);
        }
Пример #3
0
        internal GetNextCarDAQResults GetNextCarDAQ()
        {
            J2534Status Status = new J2534Status();
            IntPtr      pName  = Marshal.AllocHGlobal(4);
            IntPtr      pAddr  = Marshal.AllocHGlobal(4);
            IntPtr      pVer   = Marshal.AllocHGlobal(4);

            lock (API_LOCK)
            {
                Status.Code = API.GetNextCarDAQ(pName, pVer, pAddr);


                if (Status.Code == J2534ERR.FUNCTION_NOT_ASSIGNED || Marshal.ReadIntPtr(pName) == IntPtr.Zero)
                {
                    Marshal.FreeHGlobal(pName);
                    Marshal.FreeHGlobal(pVer);
                    Marshal.FreeHGlobal(pAddr);
                    return(new GetNextCarDAQResults()
                    {
                        Exists = false
                    });
                }
                else if (Status.IsNotOK)
                {
                    Status.Description = GetLastError();
                    Marshal.FreeHGlobal(pName);
                    Marshal.FreeHGlobal(pVer);
                    Marshal.FreeHGlobal(pAddr);
                    throw new J2534Exception(Status);
                }

                byte[] b = new byte[3];
                Marshal.Copy(pVer, b, 0, 3);

                GetNextCarDAQResults Result = new GetNextCarDAQResults()
                {
                    Exists  = true,
                    Name    = Marshal.PtrToStringAnsi(Marshal.ReadIntPtr(pName)),
                    Version = string.Format("{2}.{1}.{0}", b[0], b[1], b[2]),
                    Address = Marshal.PtrToStringAnsi(Marshal.ReadIntPtr(pAddr))
                };

                Marshal.FreeHGlobal(pName);
                Marshal.FreeHGlobal(pAddr);
                Marshal.FreeHGlobal(pVer);

                return(Result);
            }
        }
Пример #4
0
 internal J2534Device ConstructDevice(GetNextCarDAQResults CarDAQ)
 {
     return(new J2534.J2534Device(this, CarDAQ));
 }