#ifndef _JNI_H_
#define _JNI_H_

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

#define JNI_VERSION_1_1 0x00010001
#define JNI_VERSION_1_2 0x00010002
#define JNI_VERSION_1_4 0x00010004
#define JNI_VERSION_1_6 0x00010006

#define JNICALL

#define JNI_FALSE 0
#define JNI_TRUE  1

#define JNI_OK        0
#define JNI_ERR       (-1)
#define JNI_EDETACHED (-2)
#define JNI_EVERSION  (-3)
#define JNI_ENOMEM    (-4)
#define JNI_EEXIST    (-5)
#define JNI_EINVAL    (-6)

#define JNI_COMMIT 1
#define JNI_ABORT  2


typedef int8_t  jbyte;
typedef int32_t jint;
typedef int64_t jlong;

typedef uint8_t  jboolean;
typedef uint16_t jchar;
typedef int16_t  jshort;
typedef float    jfloat;
typedef double   jdouble;

typedef jint     jsize;


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;


typedef jobject jweak;

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;

typedef enum _jobjectType {
     JNIInvalidRefType    = 0,
     JNILocalRefType      = 1,
     JNIGlobalRefType     = 2,
     JNIWeakGlobalRefType = 3
} jobjectRefType;


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


struct JNINativeInterface_;

struct JNIEnv_;

typedef const struct JNINativeInterface_ *JNIEnv;


struct JNIInvokeInterface_;

struct JavaVM_;

typedef const struct JNIInvokeInterface_ *JavaVM;



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

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

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

    jmethodID (JNICALL *FromReflectedMethod)
      (JNIEnv *env, jobject method);
    jfieldID (JNICALL *FromReflectedField)
      (JNIEnv *env, jobject field);

    jobject (JNICALL *ToReflectedMethod)
      (JNIEnv *env, jclass cls, jmethodID methodID, jboolean isStatic);

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

    jobject (JNICALL *ToReflectedField)
      (JNIEnv *env, jclass cls, jfieldID fieldID, jboolean isStatic);

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

    jint (JNICALL *PushLocalFrame)
      (JNIEnv *env, jint capacity);
    jobject (JNICALL *PopLocalFrame)
      (JNIEnv *env, jobject result);

    jobject (JNICALL *NewGlobalRef)
      (JNIEnv *env, jobject lobj);
    void (JNICALL *DeleteGlobalRef)
      (JNIEnv *env, jobject gref);
    void (JNICALL *DeleteLocalRef)
      (JNIEnv *env, jobject obj);
    jboolean (JNICALL *IsSameObject)
      (JNIEnv *env, jobject obj1, jobject obj2);
    jobject (JNICALL *NewLocalRef)
      (JNIEnv *env, jobject ref);
    jint (JNICALL *EnsureLocalCapacity)
      (JNIEnv *env, jint capacity);

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

    jstring (JNICALL *NewString)
      (JNIEnv *env, const jchar *unicode, jsize len);
    jsize (JNICALL *GetStringLength)
      (JNIEnv *env, jstring str);
    const jchar *(JNICALL *GetStringChars)
      (JNIEnv *env, jstring str, jboolean *isCopy);
    void (JNICALL *ReleaseStringChars)
      (JNIEnv *env, jstring str, const jchar *chars);

    jstring (JNICALL *NewStringUTF)
      (JNIEnv *env, const char *utf);
    jsize (JNICALL *GetStringUTFLength)
      (JNIEnv *env, jstring str);
    const char* (JNICALL *GetStringUTFChars)
      (JNIEnv *env, jstring str, jboolean *isCopy);
    void (JNICALL *ReleaseStringUTFChars)
      (JNIEnv *env, jstring str, const char* chars);


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

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

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

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

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

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

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

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

    jint (JNICALL *MonitorEnter)
      (JNIEnv *env, jobject obj);
    jint (JNICALL *MonitorExit)
      (JNIEnv *env, jobject obj);

    jint (JNICALL *GetJavaVM)
      (JNIEnv *env, JavaVM **vm);

    void (JNICALL *GetStringRegion)
      (JNIEnv *env, jstring str, jsize start, jsize len, jchar *buf);
    void (JNICALL *GetStringUTFRegion)
      (JNIEnv *env, jstring str, jsize start, jsize len, char *buf);

    void * (JNICALL *GetPrimitiveArrayCritical)
      (JNIEnv *env, jarray array, jboolean *isCopy);
    void (JNICALL *ReleasePrimitiveArrayCritical)
      (JNIEnv *env, jarray array, void *carray, jint mode);

    const jchar * (JNICALL *GetStringCritical)
      (JNIEnv *env, jstring string, jboolean *isCopy);
    void (JNICALL *ReleaseStringCritical)
      (JNIEnv *env, jstring string, const jchar *cstring);

    jweak (JNICALL *NewWeakGlobalRef)
       (JNIEnv *env, jobject obj);
    void (JNICALL *DeleteWeakGlobalRef)
       (JNIEnv *env, jweak ref);

    jboolean (JNICALL *ExceptionCheck)
       (JNIEnv *env);

    jobject (JNICALL *NewDirectByteBuffer)
       (JNIEnv* env, void* address, jlong capacity);
    void* (JNICALL *GetDirectBufferAddress)
       (JNIEnv* env, jobject buf);
    jlong (JNICALL *GetDirectBufferCapacity)
       (JNIEnv* env, jobject buf);

    jobjectRefType (JNICALL *GetObjectRefType)
        (JNIEnv* env, jobject obj);
};


struct JNIEnv_ {
    const struct JNINativeInterface_ *functions;
};


typedef struct JavaVMOption {
    char *optionString;
    void *extraInfo;
} JavaVMOption;

typedef struct JavaVMInitArgs {
    jint version;

    jint nOptions;
    JavaVMOption *options;
    jboolean ignoreUnrecognized;
} JavaVMInitArgs;

typedef struct JavaVMAttachArgs {
    jint version;

    char *name;
    jobject group;
} JavaVMAttachArgs;


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

    jint (JNICALL *DestroyJavaVM)(JavaVM *vm);

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

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

    jint (JNICALL *GetEnv)(JavaVM *vm, void **penv, jint version);

    jint (JNICALL *AttachCurrentThreadAsDaemon)(JavaVM *vm, void **penv, void *args);
};

struct JavaVM_ {
    const struct JNIInvokeInterface_ *functions;
};

#endif /*_JNI_H_*/