public static IntPtr ToIntPtr(this SConfig sConfig)
{
IntPtr msgPtr = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(SConfig)));
Marshal.StructureToPtr(sConfig, msgPtr, true);
return(msgPtr);
}
public J2534Err SetConfig(int channelId, int Parameter, int Value) //leon changed 20190105
// public J2534Err SetConfig(int channelId, SConfig_List config)
{
J2534Err J2534Err1;
IntPtr input = IntPtr.Zero;
IntPtr output = IntPtr.Zero;
SConfig sconfig = new SConfig();
sconfig.Parameter = Parameter;
sconfig.Value = Value;
IntPtr[] intptrr = new IntPtr[1];
intptrr[0] = Marshal.AllocHGlobal(Marshal.SizeOf(sconfig));
try
{
Marshal.StructureToPtr(sconfig, intptrr[0], true);
SConfig_List sconfig_list = new SConfig_List();
sconfig_list.NumOfParams = 1;
sconfig_list.ConfigPtr = intptrr;
input = Marshal.AllocCoTaskMem(Marshal.SizeOf(sconfig_list));
Marshal.StructureToPtr(sconfig_list, input, true);
J2534Err1 = (J2534Err)m_wrapper.Ioctl(channelId, (int)Ioctl.SET_CONFIG, input, output);
}
finally
{
Marshal.FreeHGlobal(input);
}
return(J2534Err1);
////IntPtr InPut = Marshal.AllocHGlobal(Marshal.SizeOf(config));
//IntPtr InPut = Marshal.AllocCoTaskMem(Marshal.SizeOf(config));
//// IntPtr output = IntPtr.Zero;
//try
//{
// Marshal.StructureToPtr(config, InPut, true);
// unsafe
// {
// //InPut.ToPointer();
// J2534Err1 = (J2534Err)m_wrapper.Ioctl(channelId, (int)Ioctl.SET_CONFIG, InPut, output);
// }
//}
//finally
//{
// Marshal.FreeHGlobal(InPut);
//}
//return J2534Err1;
}
public static IntPtr ToIntPtr(this List <SConfig> sConfigs)
{
int structSize = Marshal.SizeOf(typeof(SConfig));
int size = sConfigs.Count * structSize;
IntPtr msgPtr = Marshal.AllocHGlobal(size);
for (int i = 0; i < sConfigs.Count; i++)
{
SConfig sConfig = sConfigs.ElementAt(i);
Marshal.StructureToPtr(sConfig, (IntPtr)((int)msgPtr + i * size), true);
}
return(msgPtr);
}
