/*
 * @(#)jni.h    1.26 97/01/27
 *
 * Copyright (c) 1993-1996 Sun Microsystems, Inc. All Rights Reserved.
 *
 * Permission to use, copy, modify, and distribute this software
 * and its documentation for NON-COMMERCIAL purposes and without
 * fee is hereby granted provided that this copyright notice
 * appears in all copies.
 *
 * The Java source code is the confidential and proprietary information
 * of Sun Microsystems, Inc. ("Confidential Information").  You shall
 * not disclose such Confidential Information and shall use it only in
 * accordance with the terms of the license agreement you entered into
 * with Sun.
 *
 * SUN MAKES NO REPRESENTATIONS OR WARRANTIES ABOUT THE SUITABILITY OF
 * THE SOFTWARE, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED
 * TO THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
 * PARTICULAR PURPOSE, OR NON-INFRINGEMENT. SUN SHALL NOT BE LIABLE FOR
 * ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR
 * DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES.
 */

/* 
 * We used part of Netscape's Java Runtime Interface (JRI) as the starting
 * point of our design and implementation.
 */

/******************************************************************************
 * Java Runtime Interface
 * Copyright (c) 1996 Netscape Communications Corporation. All rights reserved.
 *****************************************************************************/

#ifndef JNI_H
#define JNI_H

#include <stdio.h>
#include <stdarg.h>

/* jni_md.h contains the machine-dependent typedefs for jbyte, jint 
   and jlong */ 

#include "jni_md.h"

#ifdef __cplusplus
extern "C" {
#endif

/*
 * JNI Types
 */

typedef unsigned char   jboolean;
typedef unsigned short  jchar;
typedef short           jshort;
typedef float           jfloat;
typedef double          jdouble;

typedef jint            jsize;

#ifdef __cplusplus

class _jobject {};
class _jclass : public _jobject {};
class _jthrowable : public _jobject {};
class _jstring : public _jobject {};
class _jarray : public _jobject {};
class _jbooleanArray : public _jarray {};
class _jbyteArray : public _jarray {};
class _jcharArray : public _jarray {};
class _jshortArray : public _jarray {};
class _jintArray : public _jarray {};
class _jlongArray : public _jarray {};
class _jfloatArray : public _jarray {};
class _jdoubleArray : public _jarray {};
class _jobjectArray : public _jarray {};

typedef _jobject *jobject;
typedef _jclass *jclass;
typedef _jthrowable *jthrowable;
typedef _jstring *jstring;
typedef _jarray *jarray;
typedef _jbooleanArray *jbooleanArray;
typedef _jbyteArray *jbyteArray;
typedef _jcharArray *jcharArray;
typedef _jshortArray *jshortArray;
typedef _jintArray *jintArray;
typedef _jlongArray *jlongArray;
typedef _jfloatArray *jfloatArray;
typedef _jdoubleArray *jdoubleArray;
typedef _jobjectArray *jobjectArray;

#else

struct _jobject;

typedef struct _jobject *jobject;
typedef jobject jclass;
typedef jobject jthrowable;
typedef jobject jstring;
typedef jobject jarray;
typedef jarray jbooleanArray;
typedef jarray jbyteArray;
typedef jarray jcharArray;
typedef jarray jshortArray;
typedef jarray jintArray;
typedef jarray jlongArray;
typedef jarray jfloatArray;
typedef jarray jdoubleArray;
typedef jarray jobjectArray;

#endif

typedef jobject jref; /* For transition---not meant to be part of public 
                         API anymore.*/

typedef union jvalue {
    jboolean z;
    jbyte    b;
    jchar    c;
    jshort   s;
    jint     i;
    jlong    j;
    jfloat   f;
    jdouble  d;
    jobject  l;
} jvalue;

struct _jfieldID;
typedef struct _jfieldID *jfieldID;

struct _jmethodID;
typedef struct _jmethodID *jmethodID;

/*
 * jboolean constants
 */

#define JNI_FALSE 0
#define JNI_TRUE 1

/*
 * possible return values for JNI functions.
 */

#define JNI_OK 0
#define JNI_ERR (-1)

/*
 * used in ReleaseScalarArrayElements
 */
  
#define JNI_COMMIT 1
#define JNI_ABORT 2

/*
 * used in RegisterNatives to describe native method name, signature,
 * and function pointer.
 */

typedef struct {
    char *name;
    char *signature;
    void *fnPtr;
} JNINativeMethod;

/*
 * JNI Native Method Interface.
 */

struct JNINativeInterface_;

struct JNIEnv_;

#ifdef __cplusplus
typedef JNIEnv_ JNIEnv;
#else
typedef const struct JNINativeInterface_ *JNIEnv;
#endif

/*
 * JNI Invocation Interface.
 */

struct JNIInvokeInterface_;

struct JavaVM_;

#ifdef __cplusplus
typedef JavaVM_ JavaVM;
#else
typedef const struct JNIInvokeInterface_ *JavaVM;
#endif

struct JNINativeInterface_ {
    void *reserved0;
    void *reserved1;
    void *reserved2;

    void *reserved3;
    jint (*GetVersion)(JNIEnv *env);

    jclass (*DefineClass)
      (JNIEnv *env, const char *name, jobject loader, const jbyte *buf, 
       jsize len);
    jclass (*FindClass)
      (JNIEnv *env, const char *name);

    void *reserved4;
    void *reserved5;
    void *reserved6;

    jclass (*GetSuperclass)
      (JNIEnv *env, jclass sub);
    jboolean (*IsAssignableFrom)
      (JNIEnv *env, jclass sub, jclass sup);
    void *reserved7;


    jint (*_Throw)
      (JNIEnv *env, jthrowable obj);
    jint (*ThrowNew)
      (JNIEnv *env, jclass clazz, const char *msg);
    jthrowable (*ExceptionOccurred)
      (JNIEnv *env);
    void (*ExceptionDescribe)
      (JNIEnv *env);
    void (*ExceptionClear)
      (JNIEnv *env);
    void (*FatalError)
      (JNIEnv *env, const char *msg);
    void *reserved8;
    void *reserved9;

    jobject (*NewGlobalRef)
      (JNIEnv *env, jobject lobj);
    void (*DeleteGlobalRef)
      (JNIEnv *env, jobject gref);
    void (*DeleteLocalRef)
      (JNIEnv *env, jobject obj);
    jboolean (*IsSameObject)
      (JNIEnv *env, jobject obj1, jobject obj2);
    void *reserved10;
    void *reserved11;

    jobject (*AllocObject)
      (JNIEnv *env, jclass clazz);
    jobject (*NewObject)
      (JNIEnv *env, jclass clazz, jmethodID methodID, ...);
    jobject (*NewObjectV)
      (JNIEnv *env, jclass clazz, jmethodID methodID, va_list args);
    jobject (*NewObjectA)
      (JNIEnv *env, jclass clazz, jmethodID methodID, jvalue *args);

    jclass (*GetObjectClass)
      (JNIEnv *env, jobject obj);
    jboolean (*IsInstanceOf)
      (JNIEnv *env, jobject obj, jclass clazz);

    jmethodID (*GetMethodID)
      (JNIEnv *env, jclass clazz, const char *name, const char *sig);

    jobject (*CallObjectMethod)
      (JNIEnv *env, jobject obj, jmethodID methodID, ...);
    jobject (*CallObjectMethodV)
      (JNIEnv *env, jobject obj, jmethodID methodID, va_list args);
    jobject (*CallObjectMethodA)
      (JNIEnv *env, jobject obj, jmethodID methodID, jvalue * args);

    jboolean (*CallBooleanMethod)
      (JNIEnv *env, jobject obj, jmethodID methodID, ...);
    jboolean (*CallBooleanMethodV)
      (JNIEnv *env, jobject obj, jmethodID methodID, va_list args);
    jboolean (*CallBooleanMethodA)
      (JNIEnv *env, jobject obj, jmethodID methodID, jvalue * args);

    jbyte (*CallByteMethod)
      (JNIEnv *env, jobject obj, jmethodID methodID, ...);
    jbyte (*CallByteMethodV)
      (JNIEnv *env, jobject obj, jmethodID methodID, va_list args);
    jbyte (*CallByteMethodA)
      (JNIEnv *env, jobject obj, jmethodID methodID, jvalue *args);

    jchar (*CallCharMethod)
      (JNIEnv *env, jobject obj, jmethodID methodID, ...);
    jchar (*CallCharMethodV)
      (JNIEnv *env, jobject obj, jmethodID methodID, va_list args);
    jchar (*CallCharMethodA)
      (JNIEnv *env, jobject obj, jmethodID methodID, jvalue *args);

    jshort (*CallShortMethod)
      (JNIEnv *env, jobject obj, jmethodID methodID, ...);
    jshort (*CallShortMethodV)
      (JNIEnv *env, jobject obj, jmethodID methodID, va_list args);
    jshort (*CallShortMethodA)
      (JNIEnv *env, jobject obj, jmethodID methodID, jvalue *args);

    jint (*CallIntMethod)
      (JNIEnv *env, jobject obj, jmethodID methodID, ...);
    jint (*CallIntMethodV)
      (JNIEnv *env, jobject obj, jmethodID methodID, va_list args);
    jint (*CallIntMethodA)
      (JNIEnv *env, jobject obj, jmethodID methodID, jvalue *args);

    jlong (*CallLongMethod)
      (JNIEnv *env, jobject obj, jmethodID methodID, ...);
    jlong (*CallLongMethodV)
      (JNIEnv *env, jobject obj, jmethodID methodID, va_list args);
    jlong (*CallLongMethodA)
      (JNIEnv *env, jobject obj, jmethodID methodID, jvalue *args);

    jfloat (*CallFloatMethod)
      (JNIEnv *env, jobject obj, jmethodID methodID, ...);
    jfloat (*CallFloatMethodV)
      (JNIEnv *env, jobject obj, jmethodID methodID, va_list args);
    jfloat (*CallFloatMethodA)
      (JNIEnv *env, jobject obj, jmethodID methodID, jvalue *args);

    jdouble (*CallDoubleMethod)
      (JNIEnv *env, jobject obj, jmethodID methodID, ...);
    jdouble (*CallDoubleMethodV)
      (JNIEnv *env, jobject obj, jmethodID methodID, va_list args);
    jdouble (*CallDoubleMethodA)
      (JNIEnv *env, jobject obj, jmethodID methodID, jvalue *args);

    void (*CallVoidMethod)
      (JNIEnv *env, jobject obj, jmethodID methodID, ...);
    void (*CallVoidMethodV)
      (JNIEnv *env, jobject obj, jmethodID methodID, va_list args);
    void (*CallVoidMethodA)
      (JNIEnv *env, jobject obj, jmethodID methodID, jvalue * args);

    jobject (*CallNonvirtualObjectMethod)
      (JNIEnv *env, jobject obj, jclass clazz, jmethodID methodID, ...);
    jobject (*CallNonvirtualObjectMethodV)
      (JNIEnv *env, jobject obj, jclass clazz, jmethodID methodID, 
       va_list args);
    jobject (*CallNonvirtualObjectMethodA)
      (JNIEnv *env, jobject obj, jclass clazz, jmethodID methodID, 
       jvalue * args);

    jboolean (*CallNonvirtualBooleanMethod)
      (JNIEnv *env, jobject obj, jclass clazz, jmethodID methodID, ...);
    jboolean (*CallNonvirtualBooleanMethodV)
      (JNIEnv *env, jobject obj, jclass clazz, jmethodID methodID,
       va_list args);
    jboolean (*CallNonvirtualBooleanMethodA)
      (JNIEnv *env, jobject obj, jclass clazz, jmethodID methodID,
       jvalue * args);

    jbyte (*CallNonvirtualByteMethod)
      (JNIEnv *env, jobject obj, jclass clazz, jmethodID methodID, ...);
    jbyte (*CallNonvirtualByteMethodV)
      (JNIEnv *env, jobject obj, jclass clazz, jmethodID methodID,
       va_list args);
    jbyte (*CallNonvirtualByteMethodA)
      (JNIEnv *env, jobject obj, jclass clazz, jmethodID methodID, 
       jvalue *args);

    jchar (*CallNonvirtualCharMethod)
      (JNIEnv *env, jobject obj, jclass clazz, jmethodID methodID, ...);
    jchar (*CallNonvirtualCharMethodV)
      (JNIEnv *env, jobject obj, jclass clazz, jmethodID methodID,
       va_list args);
    jchar (*CallNonvirtualCharMethodA)
      (JNIEnv *env, jobject obj, jclass clazz, jmethodID methodID,
       jvalue *args);

    jshort (*CallNonvirtualShortMethod)
      (JNIEnv *env, jobject obj, jclass clazz, jmethodID methodID, ...);
    jshort (*CallNonvirtualShortMethodV)
      (JNIEnv *env, jobject obj, jclass clazz, jmethodID methodID,
       va_list args);
    jshort (*CallNonvirtualShortMethodA)
      (JNIEnv *env, jobject obj, jclass clazz, jmethodID methodID,
       jvalue *args);

    jint (*CallNonvirtualIntMethod)
      (JNIEnv *env, jobject obj, jclass clazz, jmethodID methodID, ...);
    jint (*CallNonvirtualIntMethodV)
      (JNIEnv *env, jobject obj, jclass clazz, jmethodID methodID,
       va_list args);
    jint (*CallNonvirtualIntMethodA)
      (JNIEnv *env, jobject obj, jclass clazz, jmethodID methodID,
       jvalue *args);

    jlong (*CallNonvirtualLongMethod)
      (JNIEnv *env, jobject obj, jclass clazz, jmethodID methodID, ...);
    jlong (*CallNonvirtualLongMethodV)
      (JNIEnv *env, jobject obj, jclass clazz, jmethodID methodID,
       va_list args);
    jlong (*CallNonvirtualLongMethodA)
      (JNIEnv *env, jobject obj, jclass clazz, jmethodID methodID, 
       jvalue *args);

    jfloat (*CallNonvirtualFloatMethod)
      (JNIEnv *env, jobject obj, jclass clazz, jmethodID methodID, ...);
    jfloat (*CallNonvirtualFloatMethodV)
      (JNIEnv *env, jobject obj, jclass clazz, jmethodID methodID,
       va_list args);
    jfloat (*CallNonvirtualFloatMethodA)
      (JNIEnv *env, jobject obj, jclass clazz, jmethodID methodID,
       jvalue *args);

    jdouble (*CallNonvirtualDoubleMethod)
      (JNIEnv *env, jobject obj, jclass clazz, jmethodID methodID, ...);
    jdouble (*CallNonvirtualDoubleMethodV)
      (JNIEnv *env, jobject obj, jclass clazz, jmethodID methodID,
       va_list args);
    jdouble (*CallNonvirtualDoubleMethodA)
      (JNIEnv *env, jobject obj, jclass clazz, jmethodID methodID,
       jvalue *args);

    void (*CallNonvirtualVoidMethod)
      (JNIEnv *env, jobject obj, jclass clazz, jmethodID methodID, ...);
    void (*CallNonvirtualVoidMethodV)
      (JNIEnv *env, jobject obj, jclass clazz, jmethodID methodID,
       va_list args);
    void (*CallNonvirtualVoidMethodA)
      (JNIEnv *env, jobject obj, jclass clazz, jmethodID methodID,
       jvalue * args);

    jfieldID (*GetFieldID)
      (JNIEnv *env, jclass clazz, const char *name, const char *sig);

    jobject (*GetObjectField)
      (JNIEnv *env, jobject obj, jfieldID fieldID);
    jboolean (*GetBooleanField)
      (JNIEnv *env, jobject obj, jfieldID fieldID);
    jbyte (*GetByteField)
      (JNIEnv *env, jobject obj, jfieldID fieldID);
    jchar (*GetCharField)
      (JNIEnv *env, jobject obj, jfieldID fieldID);
    jshort (*GetShortField)
      (JNIEnv *env, jobject obj, jfieldID fieldID);
    jint (*GetIntField)
      (JNIEnv *env, jobject obj, jfieldID fieldID);
    jlong (*GetLongField)
      (JNIEnv *env, jobject obj, jfieldID fieldID);
    jfloat (*GetFloatField)
      (JNIEnv *env, jobject obj, jfieldID fieldID);
    jdouble (*GetDoubleField)
      (JNIEnv *env, jobject obj, jfieldID fieldID);

    void (*SetObjectField)
      (JNIEnv *env, jobject obj, jfieldID fieldID, jobject val);
    void (*SetBooleanField)
      (JNIEnv *env, jobject obj, jfieldID fieldID, jboolean val);
    void (*SetByteField)
      (JNIEnv *env, jobject obj, jfieldID fieldID, jbyte val);
    void (*SetCharField)
      (JNIEnv *env, jobject obj, jfieldID fieldID, jchar val);
    void (*SetShortField)
      (JNIEnv *env, jobject obj, jfieldID fieldID, jshort val);
    void (*SetIntField)
      (JNIEnv *env, jobject obj, jfieldID fieldID, jint val);
    void (*SetLongField)
      (JNIEnv *env, jobject obj, jfieldID fieldID, jlong val);
    void (*SetFloatField)
      (JNIEnv *env, jobject obj, jfieldID fieldID, jfloat val);
    void (*SetDoubleField)
      (JNIEnv *env, jobject obj, jfieldID fieldID, jdouble val);

    jmethodID (*GetStaticMethodID)
      (JNIEnv *env, jclass clazz, const char *name, const char *sig);

    jobject (*CallStaticObjectMethod)
      (JNIEnv *env, jclass clazz, jmethodID methodID, ...);
    jobject (*CallStaticObjectMethodV)
      (JNIEnv *env, jclass clazz, jmethodID methodID, va_list args);
    jobject (*CallStaticObjectMethodA)
      (JNIEnv *env, jclass clazz, jmethodID methodID, jvalue *args);

    jboolean (*CallStaticBooleanMethod)
      (JNIEnv *env, jclass clazz, jmethodID methodID, ...);
    jboolean (*CallStaticBooleanMethodV)
      (JNIEnv *env, jclass clazz, jmethodID methodID, va_list args);
    jboolean (*CallStaticBooleanMethodA)
      (JNIEnv *env, jclass clazz, jmethodID methodID, jvalue *args);

    jbyte (*CallStaticByteMethod)
      (JNIEnv *env, jclass clazz, jmethodID methodID, ...);
    jbyte (*CallStaticByteMethodV)
      (JNIEnv *env, jclass clazz, jmethodID methodID, va_list args);
    jbyte (*CallStaticByteMethodA)
      (JNIEnv *env, jclass clazz, jmethodID methodID, jvalue *args);

    jchar (*CallStaticCharMethod)
      (JNIEnv *env, jclass clazz, jmethodID methodID, ...);
    jchar (*CallStaticCharMethodV)
      (JNIEnv *env, jclass clazz, jmethodID methodID, va_list args);
    jchar (*CallStaticCharMethodA)
      (JNIEnv *env, jclass clazz, jmethodID methodID, jvalue *args);

    jshort (*CallStaticShortMethod)
      (JNIEnv *env, jclass clazz, jmethodID methodID, ...);
    jshort (*CallStaticShortMethodV)
      (JNIEnv *env, jclass clazz, jmethodID methodID, va_list args);
    jshort (*CallStaticShortMethodA)
      (JNIEnv *env, jclass clazz, jmethodID methodID, jvalue *args);

    jint (*CallStaticIntMethod)
      (JNIEnv *env, jclass clazz, jmethodID methodID, ...);
    jint (*CallStaticIntMethodV)
      (JNIEnv *env, jclass clazz, jmethodID methodID, va_list args);
    jint (*CallStaticIntMethodA)
      (JNIEnv *env, jclass clazz, jmethodID methodID, jvalue *args);

    jlong (*CallStaticLongMethod)
      (JNIEnv *env, jclass clazz, jmethodID methodID, ...);
    jlong (*CallStaticLongMethodV)
      (JNIEnv *env, jclass clazz, jmethodID methodID, va_list args);
    jlong (*CallStaticLongMethodA)
      (JNIEnv *env, jclass clazz, jmethodID methodID, jvalue *args);

    jfloat (*CallStaticFloatMethod)
      (JNIEnv *env, jclass clazz, jmethodID methodID, ...);
    jfloat (*CallStaticFloatMethodV)
      (JNIEnv *env, jclass clazz, jmethodID methodID, va_list args);
    jfloat (*CallStaticFloatMethodA)
      (JNIEnv *env, jclass clazz, jmethodID methodID, jvalue *args);

    jdouble (*CallStaticDoubleMethod)
      (JNIEnv *env, jclass clazz, jmethodID methodID, ...);
    jdouble (*CallStaticDoubleMethodV)
      (JNIEnv *env, jclass clazz, jmethodID methodID, va_list args);
    jdouble (*CallStaticDoubleMethodA)       
      (JNIEnv *env, jclass clazz, jmethodID methodID, jvalue *args);

    void (*CallStaticVoidMethod)
      (JNIEnv *env, jclass cls, jmethodID methodID, ...);
    void (*CallStaticVoidMethodV)
      (JNIEnv *env, jclass cls, jmethodID methodID, va_list args);
    void (*CallStaticVoidMethodA)
      (JNIEnv *env, jclass cls, jmethodID methodID, jvalue * args);

    jfieldID (*GetStaticFieldID)
      (JNIEnv *env, jclass clazz, const char *name, const char *sig);
    jobject (*GetStaticObjectField)
      (JNIEnv *env, jclass clazz, jfieldID fieldID);
    jboolean (*GetStaticBooleanField)
      (JNIEnv *env, jclass clazz, jfieldID fieldID);
    jbyte (*GetStaticByteField)
      (JNIEnv *env, jclass clazz, jfieldID fieldID);
    jchar (*GetStaticCharField)
      (JNIEnv *env, jclass clazz, jfieldID fieldID);
    jshort (*GetStaticShortField)
      (JNIEnv *env, jclass clazz, jfieldID fieldID);
    jint (*GetStaticIntField)
      (JNIEnv *env, jclass clazz, jfieldID fieldID);
    jlong (*GetStaticLongField)
      (JNIEnv *env, jclass clazz, jfieldID fieldID);
    jfloat (*GetStaticFloatField)
      (JNIEnv *env, jclass clazz, jfieldID fieldID);
    jdouble (*GetStaticDoubleField)
      (JNIEnv *env, jclass clazz, jfieldID fieldID);

    void (*SetStaticObjectField)
      (JNIEnv *env, jclass clazz, jfieldID fieldID, jobject value);
    void (*SetStaticBooleanField)
      (JNIEnv *env, jclass clazz, jfieldID fieldID, jboolean value);
    void (*SetStaticByteField)
      (JNIEnv *env, jclass clazz, jfieldID fieldID, jbyte value);
    void (*SetStaticCharField)
      (JNIEnv *env, jclass clazz, jfieldID fieldID, jchar value);
    void (*SetStaticShortField)
      (JNIEnv *env, jclass clazz, jfieldID fieldID, jshort value);
    void (*SetStaticIntField)
      (JNIEnv *env, jclass clazz, jfieldID fieldID, jint value);
    void (*SetStaticLongField)
      (JNIEnv *env, jclass clazz, jfieldID fieldID, jlong value);
    void (*SetStaticFloatField)
      (JNIEnv *env, jclass clazz, jfieldID fieldID, jfloat value);
    void (*SetStaticDoubleField)
      (JNIEnv *env, jclass clazz, jfieldID fieldID, jdouble value);

    jstring (*NewString)
      (JNIEnv *env, const jchar *unicode, jsize len);
    jsize (*GetStringLength)
      (JNIEnv *env, jstring str);
    const jchar *(*GetStringChars)
      (JNIEnv *env, jstring str, jboolean *isCopy);
    void (*ReleaseStringChars)
      (JNIEnv *env, jstring str, const jchar *chars);
  
    jstring (*NewStringUTF)
      (JNIEnv *env, const char *utf);
    jsize (*GetStringUTFLength)
      (JNIEnv *env, jstring str);
    const char* (*GetStringUTFChars)
      (JNIEnv *env, jstring str, jboolean *isCopy);
    void (*ReleaseStringUTFChars)
      (JNIEnv *env, jstring str, const char* chars);
  

    jsize (*GetArrayLength)
      (JNIEnv *env, jarray array);

    jobjectArray (*NewObjectArray)
      (JNIEnv *env, jsize len, jclass clazz, jobject init);
    jobject (*GetObjectArrayElement)
      (JNIEnv *env, jobjectArray array, jsize index);
    void (*SetObjectArrayElement)
      (JNIEnv *env, jobjectArray array, jsize index, jobject val);

    jbooleanArray (*NewBooleanArray)
      (JNIEnv *env, jsize len);
    jbyteArray (*NewByteArray)
      (JNIEnv *env, jsize len);
    jcharArray (*NewCharArray)
      (JNIEnv *env, jsize len);
    jshortArray (*NewShortArray)
      (JNIEnv *env, jsize len);
    jintArray (*NewIntArray)
      (JNIEnv *env, jsize len);
    jlongArray (*NewLongArray)
      (JNIEnv *env, jsize len);
    jfloatArray (*NewFloatArray)
      (JNIEnv *env, jsize len);
    jdoubleArray (*NewDoubleArray)
      (JNIEnv *env, jsize len);

    jboolean * (*GetBooleanArrayElements)
      (JNIEnv *env, jbooleanArray array, jboolean *isCopy);
    jbyte * (*GetByteArrayElements)
      (JNIEnv *env, jbyteArray array, jboolean *isCopy);
    jchar * (*GetCharArrayElements)
      (JNIEnv *env, jcharArray array, jboolean *isCopy);
    jshort * (*GetShortArrayElements)
      (JNIEnv *env, jshortArray array, jboolean *isCopy);
    jint * (*GetIntArrayElements)
      (JNIEnv *env, jintArray array, jboolean *isCopy);
    jlong * (*GetLongArrayElements)
      (JNIEnv *env, jlongArray array, jboolean *isCopy);
    jfloat * (*GetFloatArrayElements)
      (JNIEnv *env, jfloatArray array, jboolean *isCopy);
    jdouble * (*GetDoubleArrayElements)
      (JNIEnv *env, jdoubleArray array, jboolean *isCopy);

    void (*ReleaseBooleanArrayElements)
      (JNIEnv *env, jbooleanArray array, jboolean *elems, jint mode);
    void (*ReleaseByteArrayElements)
      (JNIEnv *env, jbyteArray array, jbyte *elems, jint mode);
    void (*ReleaseCharArrayElements)
      (JNIEnv *env, jcharArray array, jchar *elems, jint mode);
    void (*ReleaseShortArrayElements)
      (JNIEnv *env, jshortArray array, jshort *elems, jint mode);
    void (*ReleaseIntArrayElements)
      (JNIEnv *env, jintArray array, jint *elems, jint mode);
    void (*ReleaseLongArrayElements)
      (JNIEnv *env, jlongArray array, jlong *elems, jint mode);
    void (*ReleaseFloatArrayElements)
      (JNIEnv *env, jfloatArray array, jfloat *elems, jint mode);
    void (*ReleaseDoubleArrayElements)
      (JNIEnv *env, jdoubleArray array, jdouble *elems, jint mode);

    void (*GetBooleanArrayRegion)
      (JNIEnv *env, jbooleanArray array, jsize start, jsize l, jboolean *buf);
    void (*GetByteArrayRegion)
      (JNIEnv *env, jbyteArray array, jsize start, jsize len, jbyte *buf);
    void (*GetCharArrayRegion)
      (JNIEnv *env, jcharArray array, jsize start, jsize len, jchar *buf);
    void (*GetShortArrayRegion)
      (JNIEnv *env, jshortArray array, jsize start, jsize len, jshort *buf);
    void (*GetIntArrayRegion)
      (JNIEnv *env, jintArray array, jsize start, jsize len, jint *buf);
    void (*GetLongArrayRegion)
      (JNIEnv *env, jlongArray array, jsize start, jsize len, jlong *buf);
    void (*GetFloatArrayRegion)
      (JNIEnv *env, jfloatArray array, jsize start, jsize len, jfloat *buf);
    void (*GetDoubleArrayRegion)
      (JNIEnv *env, jdoubleArray array, jsize start, jsize len, jdouble *buf);

    void (*SetBooleanArrayRegion)
      (JNIEnv *env, jbooleanArray array, jsize start, jsize l, jboolean *buf);
    void (*SetByteArrayRegion)
      (JNIEnv *env, jbyteArray array, jsize start, jsize len, jbyte *buf);
    void (*SetCharArrayRegion)
      (JNIEnv *env, jcharArray array, jsize start, jsize len, jchar *buf);
    void (*SetShortArrayRegion)
      (JNIEnv *env, jshortArray array, jsize start, jsize len, jshort *buf);
    void (*SetIntArrayRegion)
      (JNIEnv *env, jintArray array, jsize start, jsize len, jint *buf);
    void (*SetLongArrayRegion)
      (JNIEnv *env, jlongArray array, jsize start, jsize len, jlong *buf);
    void (*SetFloatArrayRegion)
      (JNIEnv *env, jfloatArray array, jsize start, jsize len, jfloat *buf);
    void (*SetDoubleArrayRegion)
      (JNIEnv *env, jdoubleArray array, jsize start, jsize len, jdouble *buf);

    jint (*RegisterNatives)
      (JNIEnv *env, jclass clazz, const JNINativeMethod *methods, 
       jint nMethods);
    jint (*UnregisterNatives)
      (JNIEnv *env, jclass clazz);

    jint (*MonitorEnter)
      (JNIEnv *env, jobject obj);
    jint (*MonitorExit)
      (JNIEnv *env, jobject obj);
 
    jint (*GetJavaVM)
      (JNIEnv *env, JavaVM **vm);
};

/*
 * We use inlined functions for C++ so that programmers can write:
 * 
 *    env->FindClass("java/lang/String")
 *
 * in C++ rather than:
 *
 *    (*env)->FindClass(env, "java/lang/String")
 *
 * in C.
 */

struct JNIEnv_ {
    const struct JNINativeInterface_ *functions;
    void *reserved0;
    void *reserved1[6];
#ifdef __cplusplus

    jint GetVersion() {
        return functions->GetVersion(this);
    }
    jclass DefineClass(const char *name, jobject loader, const jbyte *buf,
                       jsize len) {
        return functions->DefineClass(this, name, loader, buf, len);
    }
    jclass FindClass(const char *name) {
        return functions->FindClass(this, name);
    }
    jclass GetSuperclass(jclass sub) {
        return functions->GetSuperclass(this, sub);
    }
    jboolean IsAssignableFrom(jclass sub, jclass sup) {
        return functions->IsAssignableFrom(this, sub, sup);
    }

    jint _Throw(jthrowable obj) {
        return functions->_Throw(this, obj);
    }    
    jint ThrowNew(jclass clazz, const char *msg) {
        return functions->ThrowNew(this, clazz, msg);
    }
    jthrowable ExceptionOccurred() {
        return functions->ExceptionOccurred(this);
    }
    void ExceptionDescribe() {
        functions->ExceptionDescribe(this);
    }
    void ExceptionClear() {
        functions->ExceptionClear(this);
    }
    void FatalError(const char *msg) {
        functions->FatalError(this, msg);
    }

    jobject NewGlobalRef(jobject lobj) {
        return functions->NewGlobalRef(this,lobj);
    }
    void DeleteGlobalRef(jobject gref) {
        functions->DeleteGlobalRef(this,gref);
    }
    void DeleteLocalRef(jobject obj) {
        functions->DeleteLocalRef(this, obj);
    }

    jboolean IsSameObject(jobject obj1, jobject obj2) {
        return functions->IsSameObject(this,obj1,obj2);
    }

    jobject AllocObject(jclass clazz) {
        return functions->AllocObject(this,clazz);
    }
    jobject NewObject(jclass clazz, jmethodID methodID, ...) {
        va_list args;
        jobject result;
        va_start(args, methodID);
        result = functions->NewObjectV(this,clazz,methodID,args);
        va_end(args);
        return result;
    }
    jobject NewObjectV(jclass clazz, jmethodID methodID, 
                       va_list args) {
        return functions->NewObjectV(this,clazz,methodID,args);
    }
    jobject NewObjectA(jclass clazz, jmethodID methodID, 
                       jvalue *args) {
        return functions->NewObjectA(this,clazz,methodID,args);
    }

    jclass GetObjectClass(jobject obj) {
        return functions->GetObjectClass(this,obj);
    }
    jboolean IsInstanceOf(jobject obj, jclass clazz) {
        return functions->IsInstanceOf(this,obj,clazz);
    }

    jmethodID GetMethodID(jclass clazz, const char *name, 
                          const char *sig) {
        return functions->GetMethodID(this,clazz,name,sig);
    }

    jobject CallObjectMethod(jobject obj, jmethodID methodID, ...) {
        va_list args;
        jobject result;
        va_start(args,methodID);
        result = functions->CallObjectMethodV(this,obj,methodID,args);
        va_end(args);
        return result;
    }
    jobject CallObjectMethodV(jobject obj, jmethodID methodID, 
                        va_list args) {
        return functions->CallObjectMethodV(this,obj,methodID,args);
    }
    jobject CallObjectMethodA(jobject obj, jmethodID methodID, 
                        jvalue * args) {
        return functions->CallObjectMethodA(this,obj,methodID,args);
    }

    jboolean CallBooleanMethod(jobject obj, 
                               jmethodID methodID, ...) {
        va_list args;
        jboolean result;
        va_start(args,methodID);
        result = functions->CallBooleanMethodV(this,obj,methodID,args);
        va_end(args);
        return result;
    }
    jboolean CallBooleanMethodV(jobject obj, jmethodID methodID, 
                                va_list args) {
        return functions->CallBooleanMethodV(this,obj,methodID,args);
    }
    jboolean CallBooleanMethodA(jobject obj, jmethodID methodID, 
                                jvalue * args) {
        return functions->CallBooleanMethodA(this,obj,methodID, args);
    }

    jbyte CallByteMethod(jobject obj, jmethodID methodID, ...) {
        va_list args;
        jbyte result;
        va_start(args,methodID);
        result = functions->CallByteMethodV(this,obj,methodID,args);
        va_end(args);
        return result;
    }
    jbyte CallByteMethodV(jobject obj, jmethodID methodID, 
                          va_list args) {
        return functions->CallByteMethodV(this,obj,methodID,args);
    }
    jbyte CallByteMethodA(jobject obj, jmethodID methodID, 
                          jvalue * args) {
        return functions->CallByteMethodA(this,obj,methodID,args);
    }

    jchar CallCharMethod(jobject obj, jmethodID methodID, ...) {
        va_list args;
        jchar result;
        va_start(args,methodID);
        result = functions->CallCharMethodV(this,obj,methodID,args);
        va_end(args);
        return result;
    }
    jchar CallCharMethodV(jobject obj, jmethodID methodID, 
                          va_list args) {
        return functions->CallCharMethodV(this,obj,methodID,args);
    }
    jchar CallCharMethodA(jobject obj, jmethodID methodID, 
                          jvalue * args) {
        return functions->CallCharMethodA(this,obj,methodID,args);
    }

    jshort CallShortMethod(jobject obj, jmethodID methodID, ...) {
        va_list args;
        jshort result;
        va_start(args,methodID);
        result = functions->CallShortMethodV(this,obj,methodID,args);
        va_end(args);
        return result;
    }
    jshort CallShortMethodV(jobject obj, jmethodID methodID, 
                            va_list args) {
        return functions->CallShortMethodV(this,obj,methodID,args);
    }
    jshort CallShortMethodA(jobject obj, jmethodID methodID, 
                            jvalue * args) {
        return functions->CallShortMethodA(this,obj,methodID,args);
    }

    jint CallIntMethod(jobject obj, jmethodID methodID, ...) {
        va_list args;
        jint result;
        va_start(args,methodID);
        result = functions->CallIntMethodV(this,obj,methodID,args);
        va_end(args);
        return result;
    }
    jint CallIntMethodV(jobject obj, jmethodID methodID, 
                        va_list args) {
        return functions->CallIntMethodV(this,obj,methodID,args);
    }
    jint CallIntMethodA(jobject obj, jmethodID methodID, 
                        jvalue * args) {
        return functions->CallIntMethodA(this,obj,methodID,args);
    }

    jlong CallLongMethod(jobject obj, jmethodID methodID, ...) {
        va_list args;
        jlong result;
        va_start(args,methodID);
        result = functions->CallLongMethodV(this,obj,methodID,args);
        va_end(args);
        return result;
    }
    jlong CallLongMethodV(jobject obj, jmethodID methodID, 
                          va_list args) {
        return functions->CallLongMethodV(this,obj,methodID,args);
    }
    jlong CallLongMethodA(jobject obj, jmethodID methodID, 
                          jvalue * args) {
        return functions->CallLongMethodA(this,obj,methodID,args);
    }

    jfloat CallFloatMethod(jobject obj, jmethodID methodID, ...) {
        va_list args;
        jfloat result;
        va_start(args,methodID);
        result = functions->CallFloatMethodV(this,obj,methodID,args);
        va_end(args);
        return result;
    }
    jfloat CallFloatMethodV(jobject obj, jmethodID methodID, 
                            va_list args) {
        return functions->CallFloatMethodV(this,obj,methodID,args);
    }
    jfloat CallFloatMethodA(jobject obj, jmethodID methodID, 
                            jvalue * args) {
        return functions->CallFloatMethodA(this,obj,methodID,args);
    }

    jdouble CallDoubleMethod(jobject obj, jmethodID methodID, ...) {
        va_list args;
        jdouble result;
        va_start(args,methodID);
        result = functions->CallDoubleMethodV(this,obj,methodID,args);
        va_end(args);
        return result;
    }
    jdouble CallDoubleMethodV(jobject obj, jmethodID methodID, 
                        va_list args) {
        return functions->CallDoubleMethodV(this,obj,methodID,args);
    }
    jdouble CallDoubleMethodA(jobject obj, jmethodID methodID, 
                        jvalue * args) {
        return functions->CallDoubleMethodA(this,obj,methodID,args);
    }

    void CallVoidMethod(jobject obj, jmethodID methodID, ...) {
        va_list args;
        va_start(args,methodID);
        functions->CallVoidMethodV(this,obj,methodID,args);
        va_end(args);
    }
    void CallVoidMethodV(jobject obj, jmethodID methodID, 
                         va_list args) {
        functions->CallVoidMethodV(this,obj,methodID,args);
    }
    void CallVoidMethodA(jobject obj, jmethodID methodID, 
                         jvalue * args) {
        functions->CallVoidMethodA(this,obj,methodID,args);
    }

    jobject CallNonvirtualObjectMethod(jobject obj, jclass clazz, 
                                       jmethodID methodID, ...) {
        va_list args;
        jobject result;
        va_start(args,methodID);
        result = functions->CallNonvirtualObjectMethodV(this,obj,clazz,
                                                        methodID,args);
        va_end(args);
        return result;
    }
    jobject CallNonvirtualObjectMethodV(jobject obj, jclass clazz, 
                                        jmethodID methodID, va_list args) {
        return functions->CallNonvirtualObjectMethodV(this,obj,clazz,
                                                      methodID,args);
    }
    jobject CallNonvirtualObjectMethodA(jobject obj, jclass clazz, 
                                        jmethodID methodID, jvalue * args) {
        return functions->CallNonvirtualObjectMethodA(this,obj,clazz,
                                                      methodID,args);
    }

    jboolean CallNonvirtualBooleanMethod(jobject obj, jclass clazz, 
                                         jmethodID methodID, ...) {
        va_list args;
        jboolean result;
        va_start(args,methodID);
        result = functions->CallNonvirtualBooleanMethodV(this,obj,clazz,
                                                         methodID,args);
        va_end(args);
        return result;
    }
    jboolean CallNonvirtualBooleanMethodV(jobject obj, jclass clazz, 
                                          jmethodID methodID, va_list args) {
        return functions->CallNonvirtualBooleanMethodV(this,obj,clazz,
                                                       methodID,args);
    }
    jboolean CallNonvirtualBooleanMethodA(jobject obj, jclass clazz, 
                                          jmethodID methodID, jvalue * args) {
        return functions->CallNonvirtualBooleanMethodA(this,obj,clazz,
                                                       methodID, args);
    }

    jbyte CallNonvirtualByteMethod(jobject obj, jclass clazz, 
                                   jmethodID methodID, ...) {
        va_list args;
        jbyte result;
        va_start(args,methodID);
        result = functions->CallNonvirtualByteMethodV(this,obj,clazz,
                                                      methodID,args);
        va_end(args);
        return result;
    }
    jbyte CallNonvirtualByteMethodV(jobject obj, jclass clazz, 
                                    jmethodID methodID, va_list args) {
        return functions->CallNonvirtualByteMethodV(this,obj,clazz,
                                                    methodID,args);
    }
    jbyte CallNonvirtualByteMethodA(jobject obj, jclass clazz, 
                                    jmethodID methodID, jvalue * args) {
        return functions->CallNonvirtualByteMethodA(this,obj,clazz,
                                                    methodID,args);
    }

    jchar CallNonvirtualCharMethod(jobject obj, jclass clazz, 
                                   jmethodID methodID, ...) {
        va_list args;
        jchar result;
        va_start(args,methodID);
        result = functions->CallNonvirtualCharMethodV(this,obj,clazz,
                                                      methodID,args);
        va_end(args);
        return result;
    }
    jchar CallNonvirtualCharMethodV(jobject obj, jclass clazz, 
                                    jmethodID methodID, va_list args) {
        return functions->CallNonvirtualCharMethodV(this,obj,clazz,
                                                    methodID,args);
    }
    jchar CallNonvirtualCharMethodA(jobject obj, jclass clazz, 
                                    jmethodID methodID, jvalue * args) {
        return functions->CallNonvirtualCharMethodA(this,obj,clazz,
                                                    methodID,args);
    }

    jshort CallNonvirtualShortMethod(jobject obj, jclass clazz, 
                                     jmethodID methodID, ...) {
        va_list args;
        jshort result;
        va_start(args,methodID);
        result = functions->CallNonvirtualShortMethodV(this,obj,clazz,
                                                       methodID,args);
        va_end(args);
        return result;
    }
    jshort CallNonvirtualShortMethodV(jobject obj, jclass clazz, 
                                      jmethodID methodID, va_list args) {
        return functions->CallNonvirtualShortMethodV(this,obj,clazz,
                                                     methodID,args);
    }
    jshort CallNonvirtualShortMethodA(jobject obj, jclass clazz,
                                      jmethodID methodID, jvalue * args) {
        return functions->CallNonvirtualShortMethodA(this,obj,clazz,
                                                     methodID,args);
    }

    jint CallNonvirtualIntMethod(jobject obj, jclass clazz, 
                                 jmethodID methodID, ...) {
        va_list args;
        jint result;
        va_start(args,methodID);
        result = functions->CallNonvirtualIntMethodV(this,obj,clazz,
                                                     methodID,args);
        va_end(args);
        return result;
    }
    jint CallNonvirtualIntMethodV(jobject obj, jclass clazz, 
                                  jmethodID methodID, va_list args) {
        return functions->CallNonvirtualIntMethodV(this,obj,clazz,
                                                   methodID,args);
    }
    jint CallNonvirtualIntMethodA(jobject obj, jclass clazz, 
                                  jmethodID methodID, jvalue * args) {
        return functions->CallNonvirtualIntMethodA(this,obj,clazz,
                                                   methodID,args);
    }

    jlong CallNonvirtualLongMethod(jobject obj, jclass clazz,
                                   jmethodID methodID, ...) {
        va_list args;
        jlong result;
        va_start(args,methodID);
        result = functions->CallNonvirtualLongMethodV(this,obj,clazz,
                                                      methodID,args);
        va_end(args);
        return result;
    }
    jlong CallNonvirtualLongMethodV(jobject obj, jclass clazz,
                                    jmethodID methodID, va_list args) {
        return functions->CallNonvirtualLongMethodV(this,obj,clazz,
                                                    methodID,args);
    }
    jlong CallNonvirtualLongMethodA(jobject obj, jclass clazz, 
                                    jmethodID methodID, jvalue * args) {
        return functions->CallNonvirtualLongMethodA(this,obj,clazz,
                                                    methodID,args);
    }

    jfloat CallNonvirtualFloatMethod(jobject obj, jclass clazz, 
                                     jmethodID methodID, ...) {
        va_list args;
        jfloat result;
        va_start(args,methodID);
        result = functions->CallNonvirtualFloatMethodV(this,obj,clazz,
                                                       methodID,args);
        va_end(args);
        return result;
    }
    jfloat CallNonvirtualFloatMethodV(jobject obj, jclass clazz,
                                      jmethodID methodID, 
                                      va_list args) {
        return functions->CallNonvirtualFloatMethodV(this,obj,clazz,
                                                     methodID,args);
    }
    jfloat CallNonvirtualFloatMethodA(jobject obj, jclass clazz, 
                                      jmethodID methodID, 
                                      jvalue * args) {
        return functions->CallNonvirtualFloatMethodA(this,obj,clazz,
                                                     methodID,args);
    }

    jdouble CallNonvirtualDoubleMethod(jobject obj, jclass clazz,
                                       jmethodID methodID, ...) {
        va_list args;
        jdouble result;
        va_start(args,methodID);
        result = functions->CallNonvirtualDoubleMethodV(this,obj,clazz,
                                                        methodID,args);
        va_end(args);
        return result;
    }
    jdouble CallNonvirtualDoubleMethodV(jobject obj, jclass clazz,
                                        jmethodID methodID, 
                                        va_list args) {
        return functions->CallNonvirtualDoubleMethodV(this,obj,clazz,
                                                      methodID,args);
    }
    jdouble CallNonvirtualDoubleMethodA(jobject obj, jclass clazz, 
                                        jmethodID methodID, 
                                        jvalue * args) {
        return functions->CallNonvirtualDoubleMethodA(this,obj,clazz,
                                                      methodID,args);
    }

    void CallNonvirtualVoidMethod(jobject obj, jclass clazz,
                                  jmethodID methodID, ...) {
        va_list args;
        va_start(args,methodID);
        functions->CallNonvirtualVoidMethodV(this,obj,clazz,methodID,args);
        va_end(args);
    }
    void CallNonvirtualVoidMethodV(jobject obj, jclass clazz,
                                   jmethodID methodID, 
                                   va_list args) {
        functions->CallNonvirtualVoidMethodV(this,obj,clazz,methodID,args);
    }
    void CallNonvirtualVoidMethodA(jobject obj, jclass clazz,
                                   jmethodID methodID, 
                                   jvalue * args) {
        functions->CallNonvirtualVoidMethodA(this,obj,clazz,methodID,args);
    }

    jfieldID GetFieldID(jclass clazz, const char *name, 
                        const char *sig) {
        return functions->GetFieldID(this,clazz,name,sig);
    }

    jobject GetObjectField(jobject obj, jfieldID fieldID) {
        return functions->GetObjectField(this,obj,fieldID);
    }
    jboolean GetBooleanField(jobject obj, jfieldID fieldID) {
        return functions->GetBooleanField(this,obj,fieldID);
    }
    jbyte GetByteField(jobject obj, jfieldID fieldID) {
        return functions->GetByteField(this,obj,fieldID);
    }
    jchar GetCharField(jobject obj, jfieldID fieldID) {
        return functions->GetCharField(this,obj,fieldID);
    }
    jshort GetShortField(jobject obj, jfieldID fieldID) {
        return functions->GetShortField(this,obj,fieldID);
    }
    jint GetIntField(jobject obj, jfieldID fieldID) {
        return functions->GetIntField(this,obj,fieldID);
    }
    jlong GetLongField(jobject obj, jfieldID fieldID) {
        return functions->GetLongField(this,obj,fieldID);
    }
    jfloat GetFloatField(jobject obj, jfieldID fieldID) {
        return functions->GetFloatField(this,obj,fieldID);
    }
    jdouble GetDoubleField(jobject obj, jfieldID fieldID) {
        return functions->GetDoubleField(this,obj,fieldID);
    }

    void SetObjectField(jobject obj, jfieldID fieldID, jobject val) {
        functions->SetObjectField(this,obj,fieldID,val);
    }
    void SetBooleanField(jobject obj, jfieldID fieldID, 
                         jboolean val) {
        functions->SetBooleanField(this,obj,fieldID,val);
    }
    void SetByteField(jobject obj, jfieldID fieldID, 
                      jbyte val) {
        functions->SetByteField(this,obj,fieldID,val);
    }
    void SetCharField(jobject obj, jfieldID fieldID, 
                      jchar val) {
        functions->SetCharField(this,obj,fieldID,val);
    }
    void SetShortField(jobject obj, jfieldID fieldID,
                       jshort val) {
        functions->SetShortField(this,obj,fieldID,val);
    }
    void SetIntField(jobject obj, jfieldID fieldID, 
                     jint val) {
        functions->SetIntField(this,obj,fieldID,val);
    }
    void SetLongField(jobject obj, jfieldID fieldID, 
                      jlong val) {
        functions->SetLongField(this,obj,fieldID,val);
    }
    void SetFloatField(jobject obj, jfieldID fieldID, 
                       jfloat val) {
        functions->SetFloatField(this,obj,fieldID,val);
    }
    void SetDoubleField(jobject obj, jfieldID fieldID, 
                        jdouble val) {
        functions->SetDoubleField(this,obj,fieldID,val);
    }

    jmethodID GetStaticMethodID(jclass clazz, const char *name, 
                                const char *sig) {
        return functions->GetStaticMethodID(this,clazz,name,sig);
    }

    jobject CallStaticObjectMethod(jclass clazz, jmethodID methodID, 
                             ...) {
        va_list args;
        jobject result;
        va_start(args,methodID);
        result = functions->CallStaticObjectMethodV(this,clazz,methodID,args);
        va_end(args);
        return result;
    }
    jobject CallStaticObjectMethodV(jclass clazz, jmethodID methodID, 
                              va_list args) {
        return functions->CallStaticObjectMethodV(this,clazz,methodID,args);
    }
    jobject CallStaticObjectMethodA(jclass clazz, jmethodID methodID, 
                              jvalue *args) {
        return functions->CallStaticObjectMethodA(this,clazz,methodID,args);
    }

    jboolean CallStaticBooleanMethod(jclass clazz, 
                                     jmethodID methodID, ...) {
        va_list args;
        jboolean result;
        va_start(args,methodID);
        result = functions->CallStaticBooleanMethodV(this,clazz,methodID,args);
        va_end(args);
        return result;
    }
    jboolean CallStaticBooleanMethodV(jclass clazz,
                                      jmethodID methodID, va_list args) {
        return functions->CallStaticBooleanMethodV(this,clazz,methodID,args);
    }
    jboolean CallStaticBooleanMethodA(jclass clazz,
                                      jmethodID methodID, jvalue *args) {
        return functions->CallStaticBooleanMethodA(this,clazz,methodID,args);
    }

    jbyte CallStaticByteMethod(jclass clazz,
                               jmethodID methodID, ...) {
        va_list args;
        jbyte result;
        va_start(args,methodID);
        result = functions->CallStaticByteMethodV(this,clazz,methodID,args);
        va_end(args);
        return result;
    }
    jbyte CallStaticByteMethodV(jclass clazz,
                                jmethodID methodID, va_list args) {
        return functions->CallStaticByteMethodV(this,clazz,methodID,args);
    }
    jbyte CallStaticByteMethodA(jclass clazz, 
                                jmethodID methodID, jvalue *args) {
        return functions->CallStaticByteMethodA(this,clazz,methodID,args);
    }

    jchar CallStaticCharMethod(jclass clazz,
                               jmethodID methodID, ...) {
        va_list args;
        jchar result;
        va_start(args,methodID);
        result = functions->CallStaticCharMethodV(this,clazz,methodID,args);
        va_end(args);
        return result;
    }
    jchar CallStaticCharMethodV(jclass clazz,
                                jmethodID methodID, va_list args) {
        return functions->CallStaticCharMethodV(this,clazz,methodID,args);
    }
    jchar CallStaticCharMethodA(jclass clazz,
                                jmethodID methodID, jvalue *args) {
        return functions->CallStaticCharMethodA(this,clazz,methodID,args);
    }

    jshort CallStaticShortMethod(jclass clazz,
                                 jmethodID methodID, ...) {
        va_list args;
        jshort result;
        va_start(args,methodID);
        result = functions->CallStaticShortMethodV(this,clazz,methodID,args);
        va_end(args);
        return result;
    }
    jshort CallStaticShortMethodV(jclass clazz,
                                  jmethodID methodID, va_list args) {
        return functions->CallStaticShortMethodV(this,clazz,methodID,args);
    }
    jshort CallStaticShortMethodA(jclass clazz,
                                  jmethodID methodID, jvalue *args) {
        return functions->CallStaticShortMethodA(this,clazz,methodID,args);
    }

    jint CallStaticIntMethod(jclass clazz,
                             jmethodID methodID, ...) {
        va_list args;
        jint result;
        va_start(args,methodID);
        result = functions->CallStaticIntMethodV(this,clazz,methodID,args);
        va_end(args);
        return result;
    }
    jint CallStaticIntMethodV(jclass clazz,
                              jmethodID methodID, va_list args) {
        return functions->CallStaticIntMethodV(this,clazz,methodID,args);
    }
    jint CallStaticIntMethodA(jclass clazz, 
                              jmethodID methodID, jvalue *args) {
        return functions->CallStaticIntMethodA(this,clazz,methodID,args);
    }

    jlong CallStaticLongMethod(jclass clazz,
                               jmethodID methodID, ...) {
        va_list args;
        jlong result;
        va_start(args,methodID);
        result = functions->CallStaticLongMethodV(this,clazz,methodID,args);
        va_end(args);
        return result;
    }
    jlong CallStaticLongMethodV(jclass clazz, 
                                jmethodID methodID, va_list args) {
        return functions->CallStaticLongMethodV(this,clazz,methodID,args);
    }
    jlong CallStaticLongMethodA(jclass clazz, 
                                jmethodID methodID, jvalue *args) {
        return functions->CallStaticLongMethodA(this,clazz,methodID,args);
    }

    jfloat CallStaticFloatMethod(jclass clazz, 
                                 jmethodID methodID, ...) {
        va_list args;
        jfloat result;
        va_start(args,methodID);
        result = functions->CallStaticFloatMethodV(this,clazz,methodID,args);
        va_end(args);
        return result;
    }
    jfloat CallStaticFloatMethodV(jclass clazz, 
                                  jmethodID methodID, va_list args) {
        return functions->CallStaticFloatMethodV(this,clazz,methodID,args);
    }
    jfloat CallStaticFloatMethodA(jclass clazz, 
                                  jmethodID methodID, jvalue *args) {
        return functions->CallStaticFloatMethodA(this,clazz,methodID,args);
    }

    jdouble CallStaticDoubleMethod(jclass clazz, 
                                   jmethodID methodID, ...) {
        va_list args;
        jdouble result;
        va_start(args,methodID);
        result = functions->CallStaticDoubleMethodV(this,clazz,methodID,args);
        va_end(args);
        return result;
    }
    jdouble CallStaticDoubleMethodV(jclass clazz, 
                                    jmethodID methodID, va_list args) {
        return functions->CallStaticDoubleMethodV(this,clazz,methodID,args);
    }
    jdouble CallStaticDoubleMethodA(jclass clazz, 
                                    jmethodID methodID, jvalue *args) {
        return functions->CallStaticDoubleMethodA(this,clazz,methodID,args);
    }

    void CallStaticVoidMethod(jclass cls, jmethodID methodID, ...) {
        va_list args;
        va_start(args,methodID);
        functions->CallStaticVoidMethodV(this,cls,methodID,args);
        va_end(args);
    }
    void CallStaticVoidMethodV(jclass cls, jmethodID methodID, 
                               va_list args) {
        functions->CallStaticVoidMethodV(this,cls,methodID,args);
    }
    void CallStaticVoidMethodA(jclass cls, jmethodID methodID, 
                               jvalue * args) {
        functions->CallStaticVoidMethodA(this,cls,methodID,args);
    }

    jfieldID GetStaticFieldID(jclass clazz, const char *name, 
                              const char *sig) {
        return functions->GetStaticFieldID(this,clazz,name,sig);
    }
    jobject GetStaticObjectField(jclass clazz, jfieldID fieldID) {
        return functions->GetStaticObjectField(this,clazz,fieldID);
    }
    jboolean GetStaticBooleanField(jclass clazz, jfieldID fieldID) {
        return functions->GetStaticBooleanField(this,clazz,fieldID);
    }
    jbyte GetStaticByteField(jclass clazz, jfieldID fieldID) {
        return functions->GetStaticByteField(this,clazz,fieldID);
    }
    jchar GetStaticCharField(jclass clazz, jfieldID fieldID) {
        return functions->GetStaticCharField(this,clazz,fieldID);
    }
    jshort GetStaticShortField(jclass clazz, jfieldID fieldID) {
        return functions->GetStaticShortField(this,clazz,fieldID);
    }
    jint GetStaticIntField(jclass clazz, jfieldID fieldID) {
        return functions->GetStaticIntField(this,clazz,fieldID);
    }
    jlong GetStaticLongField(jclass clazz, jfieldID fieldID) {
        return functions->GetStaticLongField(this,clazz,fieldID);
    }
    jfloat GetStaticFloatField(jclass clazz, jfieldID fieldID) {
        return functions->GetStaticFloatField(this,clazz,fieldID);
    }
    jdouble GetStaticDoubleField(jclass clazz, jfieldID fieldID) {
        return functions->GetStaticDoubleField(this,clazz,fieldID);
    }

    void SetStaticObjectField(jclass clazz, jfieldID fieldID,
                        jobject value) {
      functions->SetStaticObjectField(this,clazz,fieldID,value);
    }
    void SetStaticBooleanField(jclass clazz, jfieldID fieldID,
                        jboolean value) {
      functions->SetStaticBooleanField(this,clazz,fieldID,value);
    }
    void SetStaticByteField(jclass clazz, jfieldID fieldID,
                        jbyte value) {
      functions->SetStaticByteField(this,clazz,fieldID,value);
    }
    void SetStaticCharField(jclass clazz, jfieldID fieldID,
                        jchar value) {
      functions->SetStaticCharField(this,clazz,fieldID,value);
    }
    void SetStaticShortField(jclass clazz, jfieldID fieldID,
                        jshort value) {
      functions->SetStaticShortField(this,clazz,fieldID,value);
    }
    void SetStaticIntField(jclass clazz, jfieldID fieldID,
                        jint value) {
      functions->SetStaticIntField(this,clazz,fieldID,value);
    }
    void SetStaticLongField(jclass clazz, jfieldID fieldID,
                        jlong value) {
      functions->SetStaticLongField(this,clazz,fieldID,value);
    }
    void SetStaticFloatField(jclass clazz, jfieldID fieldID,
                        jfloat value) {
      functions->SetStaticFloatField(this,clazz,fieldID,value);
    }
    void SetStaticDoubleField(jclass clazz, jfieldID fieldID,
                        jdouble value) {
      functions->SetStaticDoubleField(this,clazz,fieldID,value);
    }

    jstring NewString(const jchar *unicode, jsize len) {
        return functions->NewString(this,unicode,len);
    }
    jsize GetStringLength(jstring str) {
        return functions->GetStringLength(this,str);
    }
    const jchar *GetStringChars(jstring str, jboolean *isCopy) {
        return functions->GetStringChars(this,str,isCopy);
    }
    void ReleaseStringChars(jstring str, const jchar *chars) {
        functions->ReleaseStringChars(this,str,chars);
    }
  
    jstring NewStringUTF(const char *utf) {
        return functions->NewStringUTF(this,utf);
    }
    jsize GetStringUTFLength(jstring str) {
        return functions->GetStringUTFLength(this,str);
    }
    const char* GetStringUTFChars(jstring str, jboolean *isCopy) {
        return functions->GetStringUTFChars(this,str,isCopy);
    }
    void ReleaseStringUTFChars(jstring str, const char* chars) {
        functions->ReleaseStringUTFChars(this,str,chars);
    }

    jsize GetArrayLength(jarray array) {
        return functions->GetArrayLength(this,array);
    }

    jobjectArray NewObjectArray(jsize len, jclass clazz, 
                                jobject init) {
        return functions->NewObjectArray(this,len,clazz,init);
    }
    jobject GetObjectArrayElement(jobjectArray array, jsize index) {
        return functions->GetObjectArrayElement(this,array,index);
    }
    void SetObjectArrayElement(jobjectArray array, jsize index, 
                               jobject val) {
        functions->SetObjectArrayElement(this,array,index,val);
    }

    jbooleanArray NewBooleanArray(jsize len) {
        return functions->NewBooleanArray(this,len);
    }
    jbyteArray NewByteArray(jsize len) {
        return functions->NewByteArray(this,len);
    }
    jcharArray NewCharArray(jsize len) {
        return functions->NewCharArray(this,len);
    }
    jshortArray NewShortArray(jsize len) {
        return functions->NewShortArray(this,len);
    }
    jintArray NewIntArray(jsize len) {
        return functions->NewIntArray(this,len);
    }
    jlongArray NewLongArray(jsize len) {
        return functions->NewLongArray(this,len);
    }
    jfloatArray NewFloatArray(jsize len) {
        return functions->NewFloatArray(this,len);
    }
    jdoubleArray NewDoubleArray(jsize len) {
        return functions->NewDoubleArray(this,len);
    }

    jboolean * GetBooleanArrayElements(jbooleanArray array, jboolean *isCopy) {
        return functions->GetBooleanArrayElements(this,array,isCopy);
    }
    jbyte * GetByteArrayElements(jbyteArray array, jboolean *isCopy) {
        return functions->GetByteArrayElements(this,array,isCopy);
    }
    jchar * GetCharArrayElements(jcharArray array, jboolean *isCopy) {
        return functions->GetCharArrayElements(this,array,isCopy);
    }
    jshort * GetShortArrayElements(jshortArray array, jboolean *isCopy) {
        return functions->GetShortArrayElements(this,array,isCopy);
    }
    jint * GetIntArrayElements(jintArray array, jboolean *isCopy) {
        return functions->GetIntArrayElements(this,array,isCopy);
    }
    jlong * GetLongArrayElements(jlongArray array, jboolean *isCopy) {
        return functions->GetLongArrayElements(this,array,isCopy);
    }
    jfloat * GetFloatArrayElements(jfloatArray array, jboolean *isCopy) {
        return functions->GetFloatArrayElements(this,array,isCopy);
    }
    jdouble * GetDoubleArrayElements(jdoubleArray array, jboolean *isCopy) {
        return functions->GetDoubleArrayElements(this,array,isCopy);
    }

    void ReleaseBooleanArrayElements(jbooleanArray array, 
                                     jboolean *elems,
                                     jint mode) {
        functions->ReleaseBooleanArrayElements(this,array,elems,mode);
    }
    void ReleaseByteArrayElements(jbyteArray array, 
                                  jbyte *elems,
                                  jint mode) {
        functions->ReleaseByteArrayElements(this,array,elems,mode);
    }
    void ReleaseCharArrayElements(jcharArray array, 
                                  jchar *elems,
                                  jint mode) {
        functions->ReleaseCharArrayElements(this,array,elems,mode);
    }
    void ReleaseShortArrayElements(jshortArray array, 
                                   jshort *elems,
                                   jint mode) {
        functions->ReleaseShortArrayElements(this,array,elems,mode);
    }
    void ReleaseIntArrayElements(jintArray array, 
                                 jint *elems,
                                 jint mode) {
        functions->ReleaseIntArrayElements(this,array,elems,mode);
    }
    void ReleaseLongArrayElements(jlongArray array, 
                                  jlong *elems,
                                  jint mode) {
        functions->ReleaseLongArrayElements(this,array,elems,mode);
    }
    void ReleaseFloatArrayElements(jfloatArray array, 
                                   jfloat *elems,
                                   jint mode) {
        functions->ReleaseFloatArrayElements(this,array,elems,mode);
    }
    void ReleaseDoubleArrayElements(jdoubleArray array, 
                                    jdouble *elems,
                                    jint mode) {
        functions->ReleaseDoubleArrayElements(this,array,elems,mode);
    }

    void GetBooleanArrayRegion(jbooleanArray array, 
                               jsize start, jsize len, jboolean *buf) {
        functions->GetBooleanArrayRegion(this,array,start,len,buf);
    }
    void GetByteArrayRegion(jbyteArray array, 
                            jsize start, jsize len, jbyte *buf) {
        functions->GetByteArrayRegion(this,array,start,len,buf);
    }
    void GetCharArrayRegion(jcharArray array, 
                            jsize start, jsize len, jchar *buf) {
        functions->GetCharArrayRegion(this,array,start,len,buf);
    }
    void GetShortArrayRegion(jshortArray array, 
                             jsize start, jsize len, jshort *buf) {
        functions->GetShortArrayRegion(this,array,start,len,buf);
    }
    void GetIntArrayRegion(jintArray array, 
                           jsize start, jsize len, jint *buf) {
        functions->GetIntArrayRegion(this,array,start,len,buf);
    }
    void GetLongArrayRegion(jlongArray array, 
                            jsize start, jsize len, jlong *buf) {
        functions->GetLongArrayRegion(this,array,start,len,buf);
    }
    void GetFloatArrayRegion(jfloatArray array, 
                             jsize start, jsize len, jfloat *buf) {
        functions->GetFloatArrayRegion(this,array,start,len,buf);
    }
    void GetDoubleArrayRegion(jdoubleArray array, 
                              jsize start, jsize len, jdouble *buf) {
        functions->GetDoubleArrayRegion(this,array,start,len,buf);
    }

    void SetBooleanArrayRegion(jbooleanArray array, jsize start, jsize len, 
                               jboolean *buf) {
        functions->SetBooleanArrayRegion(this,array,start,len,buf);
    }
    void SetByteArrayRegion(jbyteArray array, jsize start, jsize len,
                            jbyte *buf) {
        functions->SetByteArrayRegion(this,array,start,len,buf);
    }
    void SetCharArrayRegion(jcharArray array, jsize start, jsize len, 
                            jchar *buf) {
        functions->SetCharArrayRegion(this,array,start,len,buf);
    }
    void SetShortArrayRegion(jshortArray array, jsize start, jsize len, 
                             jshort *buf) {
        functions->SetShortArrayRegion(this,array,start,len,buf);
    }
    void SetIntArrayRegion(jintArray array, jsize start, jsize len,
                           jint *buf) {
        functions->SetIntArrayRegion(this,array,start,len,buf);
    }
    void SetLongArrayRegion(jlongArray array, jsize start, jsize len,
                            jlong *buf) {
        functions->SetLongArrayRegion(this,array,start,len,buf);
    }
    void SetFloatArrayRegion(jfloatArray array, jsize start, jsize len, 
                             jfloat *buf) {
        functions->SetFloatArrayRegion(this,array,start,len,buf);
    }
    void SetDoubleArrayRegion(jdoubleArray array, jsize start, jsize len,
                              jdouble *buf) {
        functions->SetDoubleArrayRegion(this,array,start,len,buf);
    }

    jint RegisterNatives(jclass clazz, const JNINativeMethod *methods,
                         jint nMethods) {
        return functions->RegisterNatives(this,clazz,methods,nMethods);
    }
    jint UnregisterNatives(jclass clazz) {
        return functions->UnregisterNatives(this,clazz);
    }  
   
    jint MonitorEnter(jobject obj) {
        return functions->MonitorEnter(this,obj);
    }
    jint MonitorExit(jobject obj) {
        return functions->MonitorExit(this,obj);
    }

    jint GetJavaVM(JavaVM **vm) {
        return functions->GetJavaVM(this,vm);
    }
  
#endif /* __cplusplus */
};

/* These structures will be VM-specific. */

typedef struct JDK1_1InitArgs {
    jint reserved0;
    void *reserved1;

    jint checkSource; 
    jint nativeStackSize;
    jint javaStackSize;
    jint minHeapSize;
    jint maxHeapSize;
    jint verifyMode;
    char *classpath;

    jint (*vfprintf)(FILE *fp, const char *format, va_list args);
    void (*exit)(jint code);
    void (*abort)();
    
    jint enableClassGC;
    jint enableVerboseGC;
    jint disableAsyncGC;
    jint verbose;
    jint debugAgent;
    jint debugPort;
} JDK1_1InitArgs;

typedef struct JDK1_1AttachArgs {
    void * __padding; /* C compilers don't allow empty structures. */
} JDK1_1AttachArgs;

/* End VM-specific. */

struct JNIInvokeInterface_ {
    void *reserved0;
    void *reserved1;
    void *reserved2;

    jint (*DestroyJavaVM)(JavaVM *vm);

    jint (*AttachCurrentThread)
      (JavaVM *vm, JNIEnv **penv, void *args);

    jint (*DetachCurrentThread)(JavaVM *vm);
};

struct JavaVM_ {
    const struct JNIInvokeInterface_ *functions;
    void *reserved0;
    void *reserved1;
    void *reserved2;
#ifdef __cplusplus

    jint DestroyJavaVM() {
        return functions->DestroyJavaVM(this);
    }
    jint AttachCurrentThread(JNIEnv **penv, void *args) {
        return functions->AttachCurrentThread(this, penv, args);
    }
    jint DetachCurrentThread() {
        return functions->DetachCurrentThread(this);
    }

#endif
};

void JNICALL JNI_GetDefaultJavaVMInitArgs(void *);

jint JNICALL JNI_CreateJavaVM(JavaVM **, JNIEnv **, void *);

jint JNICALL JNI_GetCreatedJavaVMs(JavaVM **, jsize, jsize *);

#ifdef __cplusplus
} /* extern "C" */
#endif /* __cplusplus */

#endif /* JNI_H */