/// <summary>
/// Checks if unmanaged status code represents an error. If true this error will be thrown.
/// </summary>
/// <param name="errorCode">The error code.</param>
/// <param name="callerMemberName">The name of the calling function.</param>
public static void CheckErrorCode(IntPtr context, int errorCode, [CallerMemberName()] string callerMemberName = "")
{
if (errorCode <= 0)
{
string message_server;
string message_SOEM = string.Empty;
string message_combined = string.Empty;
errorCode = -errorCode;
// message_server
message_server = ErrorMessage.ResourceManager.GetString($"Native_0x{ errorCode.ToString("X4") }");
if (string.IsNullOrWhiteSpace(message_server))
{
message_server = ErrorMessage.Native_0xFFFF;
}
// message_SOEM
while (EcHL.HasEcError(context))
{
if (!string.IsNullOrWhiteSpace(message_SOEM))
{
message_SOEM += "\n";
}
message_SOEM += Marshal.PtrToStringAnsi(EcHL.GetNextError(context));
}
// message_combined
message_combined = $"{ callerMemberName } failed (0x{ errorCode.ToString("X4") }): { message_server }";
if (!string.IsNullOrWhiteSpace(message_SOEM))
{
message_combined += $"\n\nEtherCAT message:\n\n{ message_SOEM }";
}
throw new Exception(message_combined);
}
}