/* -----------------------------------------------------------------------------
 * csharphead.swg
 *
 * CSharp support code
 * ----------------------------------------------------------------------------- */

%insert(runtime) %{
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
%}

%insert(runtime) %{
/* Support for throwing C# exceptions from C/C++. There are two types: 
 * Exceptions that take a message and ArgumentExceptions that take a message and a parameter name. */
typedef enum {
  SWIG_CSharpApplicationException,
  SWIG_CSharpArithmeticException,
  SWIG_CSharpDivideByZeroException,
  SWIG_CSharpIndexOutOfRangeException,
  SWIG_CSharpInvalidOperationException,
  SWIG_CSharpIOException,
  SWIG_CSharpNullReferenceException,
  SWIG_CSharpOutOfMemoryException,
  SWIG_CSharpOverflowException,
  SWIG_CSharpSystemException
} SWIG_CSharpExceptionCodes;

typedef enum {
  SWIG_CSharpArgumentException,
  SWIG_CSharpArgumentNullException,
  SWIG_CSharpArgumentOutOfRangeException
} SWIG_CSharpExceptionArgumentCodes;

typedef void (SWIGSTDCALL* SWIG_CSharpExceptionCallback_t)(const char *);
typedef void (SWIGSTDCALL* SWIG_CSharpExceptionArgumentCallback_t)(const char *, const char *);

typedef struct {
  SWIG_CSharpExceptionCodes code;
  SWIG_CSharpExceptionCallback_t callback;
} SWIG_CSharpException_t;

typedef struct {
  SWIG_CSharpExceptionArgumentCodes code;
  SWIG_CSharpExceptionArgumentCallback_t callback;
} SWIG_CSharpExceptionArgument_t;

static SWIG_CSharpException_t SWIG_csharp_exceptions[] = {
  { SWIG_CSharpApplicationException, NULL },
  { SWIG_CSharpArithmeticException, NULL },
  { SWIG_CSharpDivideByZeroException, NULL },
  { SWIG_CSharpIndexOutOfRangeException, NULL },
  { SWIG_CSharpInvalidOperationException, NULL },
  { SWIG_CSharpIOException, NULL },
  { SWIG_CSharpNullReferenceException, NULL },
  { SWIG_CSharpOutOfMemoryException, NULL },
  { SWIG_CSharpOverflowException, NULL },
  { SWIG_CSharpSystemException, NULL }
};

static SWIG_CSharpExceptionArgument_t SWIG_csharp_exceptions_argument[] = {
  { SWIG_CSharpArgumentException, NULL },
  { SWIG_CSharpArgumentNullException, NULL },
  { SWIG_CSharpArgumentOutOfRangeException, NULL },
};

static void SWIG_CSharpSetPendingException(SWIG_CSharpExceptionCodes code, const char *msg) {
  SWIG_CSharpExceptionCallback_t callback = SWIG_csharp_exceptions[SWIG_CSharpApplicationException].callback;
  if (code >=0 && (size_t)code < sizeof(SWIG_csharp_exceptions)/sizeof(SWIG_CSharpException_t)) {
    callback = SWIG_csharp_exceptions[code].callback;
  }
  callback(msg);
}

static void SWIG_CSharpSetPendingExceptionArgument(SWIG_CSharpExceptionArgumentCodes code, const char *msg, const char *param_name) {
  SWIG_CSharpExceptionArgumentCallback_t callback = SWIG_csharp_exceptions_argument[SWIG_CSharpArgumentException].callback;
  if (code >=0 && (size_t)code < sizeof(SWIG_csharp_exceptions_argument)/sizeof(SWIG_CSharpExceptionArgument_t)) {
    callback = SWIG_csharp_exceptions_argument[code].callback;
  }
  callback(msg, param_name);
}
%}

%insert(runtime) %{
#ifdef __cplusplus
extern "C" 
#endif
SWIGEXPORT void SWIGSTDCALL SWIGRegisterExceptionCallbacks_$module(
                                                SWIG_CSharpExceptionCallback_t applicationCallback,
                                                SWIG_CSharpExceptionCallback_t arithmeticCallback,
                                                SWIG_CSharpExceptionCallback_t divideByZeroCallback, 
                                                SWIG_CSharpExceptionCallback_t indexOutOfRangeCallback, 
                                                SWIG_CSharpExceptionCallback_t invalidOperationCallback,
                                                SWIG_CSharpExceptionCallback_t ioCallback,
                                                SWIG_CSharpExceptionCallback_t nullReferenceCallback,
                                                SWIG_CSharpExceptionCallback_t outOfMemoryCallback, 
                                                SWIG_CSharpExceptionCallback_t overflowCallback, 
                                                SWIG_CSharpExceptionCallback_t systemCallback) {
  SWIG_csharp_exceptions[SWIG_CSharpApplicationException].callback = applicationCallback;
  SWIG_csharp_exceptions[SWIG_CSharpArithmeticException].callback = arithmeticCallback;
  SWIG_csharp_exceptions[SWIG_CSharpDivideByZeroException].callback = divideByZeroCallback;
  SWIG_csharp_exceptions[SWIG_CSharpIndexOutOfRangeException].callback = indexOutOfRangeCallback;
  SWIG_csharp_exceptions[SWIG_CSharpInvalidOperationException].callback = invalidOperationCallback;
  SWIG_csharp_exceptions[SWIG_CSharpIOException].callback = ioCallback;
  SWIG_csharp_exceptions[SWIG_CSharpNullReferenceException].callback = nullReferenceCallback;
  SWIG_csharp_exceptions[SWIG_CSharpOutOfMemoryException].callback = outOfMemoryCallback;
  SWIG_csharp_exceptions[SWIG_CSharpOverflowException].callback = overflowCallback;
  SWIG_csharp_exceptions[SWIG_CSharpSystemException].callback = systemCallback;
}

#ifdef __cplusplus
extern "C" 
#endif
SWIGEXPORT void SWIGSTDCALL SWIGRegisterExceptionArgumentCallbacks_$module(
                                                SWIG_CSharpExceptionArgumentCallback_t argumentCallback,
                                                SWIG_CSharpExceptionArgumentCallback_t argumentNullCallback,
                                                SWIG_CSharpExceptionArgumentCallback_t argumentOutOfRangeCallback) {
  SWIG_csharp_exceptions_argument[SWIG_CSharpArgumentException].callback = argumentCallback;
  SWIG_csharp_exceptions_argument[SWIG_CSharpArgumentNullException].callback = argumentNullCallback;
  SWIG_csharp_exceptions_argument[SWIG_CSharpArgumentOutOfRangeException].callback = argumentOutOfRangeCallback;
}
%}

%pragma(csharp) imclasscode=%{
  protected class SWIGExceptionHelper {

    public delegate void ExceptionDelegate(string message);
    public delegate void ExceptionArgumentDelegate(string message, string paramName);

    static ExceptionDelegate applicationDelegate = new ExceptionDelegate(SetPendingApplicationException);
    static ExceptionDelegate arithmeticDelegate = new ExceptionDelegate(SetPendingArithmeticException);
    static ExceptionDelegate divideByZeroDelegate = new ExceptionDelegate(SetPendingDivideByZeroException);
    static ExceptionDelegate indexOutOfRangeDelegate = new ExceptionDelegate(SetPendingIndexOutOfRangeException);
    static ExceptionDelegate invalidOperationDelegate = new ExceptionDelegate(SetPendingInvalidOperationException);
    static ExceptionDelegate ioDelegate = new ExceptionDelegate(SetPendingIOException);
    static ExceptionDelegate nullReferenceDelegate = new ExceptionDelegate(SetPendingNullReferenceException);
    static ExceptionDelegate outOfMemoryDelegate = new ExceptionDelegate(SetPendingOutOfMemoryException);
    static ExceptionDelegate overflowDelegate = new ExceptionDelegate(SetPendingOverflowException);
    static ExceptionDelegate systemDelegate = new ExceptionDelegate(SetPendingSystemException);

    static ExceptionArgumentDelegate argumentDelegate = new ExceptionArgumentDelegate(SetPendingArgumentException);
    static ExceptionArgumentDelegate argumentNullDelegate = new ExceptionArgumentDelegate(SetPendingArgumentNullException);
    static ExceptionArgumentDelegate argumentOutOfRangeDelegate = new ExceptionArgumentDelegate(SetPendingArgumentOutOfRangeException);

    [DllImport("$dllimport", EntryPoint="SWIGRegisterExceptionCallbacks_$module")]
    public static extern void SWIGRegisterExceptionCallbacks_$module(
                                ExceptionDelegate applicationDelegate,
                                ExceptionDelegate arithmeticDelegate,
                                ExceptionDelegate divideByZeroDelegate, 
                                ExceptionDelegate indexOutOfRangeDelegate, 
                                ExceptionDelegate invalidOperationDelegate,
                                ExceptionDelegate ioDelegate,
                                ExceptionDelegate nullReferenceDelegate,
                                ExceptionDelegate outOfMemoryDelegate, 
                                ExceptionDelegate overflowDelegate, 
                                ExceptionDelegate systemExceptionDelegate);

    [DllImport("$dllimport", EntryPoint="SWIGRegisterExceptionArgumentCallbacks_$module")]
    public static extern void SWIGRegisterExceptionCallbacksArgument_$module(
                                ExceptionArgumentDelegate argumentDelegate,
                                ExceptionArgumentDelegate argumentNullDelegate,
                                ExceptionArgumentDelegate argumentOutOfRangeDelegate);

    static void SetPendingApplicationException(string message) {
      SWIGPendingException.Set(new System.ApplicationException(message));
    }
    static void SetPendingArithmeticException(string message) {
      SWIGPendingException.Set(new System.ArithmeticException(message));
    }
    static void SetPendingDivideByZeroException(string message) {
      SWIGPendingException.Set(new System.DivideByZeroException(message));
    }
    static void SetPendingIndexOutOfRangeException(string message) {
      SWIGPendingException.Set(new System.IndexOutOfRangeException(message));
    }
    static void SetPendingInvalidOperationException(string message) {
      SWIGPendingException.Set(new System.InvalidOperationException(message));
    }
    static void SetPendingIOException(string message) {
      SWIGPendingException.Set(new System.IO.IOException(message));
    }
    static void SetPendingNullReferenceException(string message) {
      SWIGPendingException.Set(new System.NullReferenceException(message));
    }
    static void SetPendingOutOfMemoryException(string message) {
      SWIGPendingException.Set(new System.OutOfMemoryException(message));
    }
    static void SetPendingOverflowException(string message) {
      SWIGPendingException.Set(new System.OverflowException(message));
    }
    static void SetPendingSystemException(string message) {
      SWIGPendingException.Set(new System.SystemException(message));
    }

    static void SetPendingArgumentException(string message, string paramName) {
      SWIGPendingException.Set(new System.ArgumentException(message, paramName));
    }
    static void SetPendingArgumentNullException(string message, string paramName) {
      SWIGPendingException.Set(new System.ArgumentNullException(paramName, message));
    }
    static void SetPendingArgumentOutOfRangeException(string message, string paramName) {
      SWIGPendingException.Set(new System.ArgumentOutOfRangeException(paramName, message));
    }

    static SWIGExceptionHelper() {
      SWIGRegisterExceptionCallbacks_$module(
                                applicationDelegate,
                                arithmeticDelegate,
                                divideByZeroDelegate,
                                indexOutOfRangeDelegate,
                                invalidOperationDelegate,
                                ioDelegate,
                                nullReferenceDelegate,
                                outOfMemoryDelegate,
                                overflowDelegate,
                                systemDelegate);

      SWIGRegisterExceptionCallbacksArgument_$module(
                                argumentDelegate,
                                argumentNullDelegate,
                                argumentOutOfRangeDelegate);
    }
  }

  protected static SWIGExceptionHelper swigExceptionHelper = new SWIGExceptionHelper();

  public class SWIGPendingException {
    [ThreadStatic]
    private static Exception pendingException = null;
    private static int numExceptionsPending = 0;

    public static bool Pending {
      get {
        bool pending = false;
        if (numExceptionsPending > 0)
          if (pendingException != null)
            pending = true;
        return pending;
      } 
    }

    public static void Set(Exception e) {
      if (pendingException != null)
        throw new ApplicationException("FATAL: An earlier pending exception from unmanaged code was missed and thus not thrown (" + pendingException.ToString() + ")", e);
      pendingException = e;
      lock(typeof($modulePINVOKE)) {
        numExceptionsPending++;
      }
    }

    public static Exception Retrieve() {
      Exception e = null;
      if (numExceptionsPending > 0) {
        if (pendingException != null) {
          e = pendingException;
          pendingException = null;
          lock(typeof($modulePINVOKE)) {
            numExceptionsPending--;
          }
        }
      }
      return e;
    }
  }
%}

%insert(runtime) %{
/* Callback for returning strings to C# without leaking memory */
typedef char * (SWIGSTDCALL* SWIG_CSharpStringHelperCallback)(const char *);
static SWIG_CSharpStringHelperCallback SWIG_csharp_string_callback = NULL;
%}

%pragma(csharp) imclasscode=%{
  protected class SWIGStringHelper {

    public delegate string SWIGStringDelegate(string message);
    static SWIGStringDelegate stringDelegate = new SWIGStringDelegate(CreateString);

    [DllImport("$dllimport", EntryPoint="SWIGRegisterStringCallback_$module")]
    public static extern void SWIGRegisterStringCallback_$module(SWIGStringDelegate stringDelegate);

    static string CreateString(string cString) {
      return cString;
    }

    static SWIGStringHelper() {
      SWIGRegisterStringCallback_$module(stringDelegate);
    }
  }

  static protected SWIGStringHelper swigStringHelper = new SWIGStringHelper();
%}

%insert(runtime) %{
#ifdef __cplusplus
extern "C" 
#endif
SWIGEXPORT void SWIGSTDCALL SWIGRegisterStringCallback_$module(SWIG_CSharpStringHelperCallback callback) {
  SWIG_csharp_string_callback = callback;
}

/* Contract support */

#define SWIG_contract_assert(nullreturn, expr, msg) if (!(expr)) {SWIG_CSharpSetPendingExceptionArgument(SWIG_CSharpArgumentOutOfRangeException, msg, ""); return nullreturn; } else
%}