1 /*
2  * Copyright (C) 2006 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 /*
18  * JNI specification, as defined by Sun:
19  * http://java.sun.com/javase/6/docs/technotes/guides/jni/spec/jniTOC.html
20  *
21  * Everything here is expected to be VM-neutral.
22  */
23 
24 #pragma once
25 
26 #include <stdarg.h>
27 #include <stdint.h>
28 
29 /* Primitive types that match up with Java equivalents. */
30 typedef uint8_t  jboolean; /* unsigned 8 bits */
31 typedef int8_t   jbyte;    /* signed 8 bits */
32 typedef uint16_t jchar;    /* unsigned 16 bits */
33 typedef int16_t  jshort;   /* signed 16 bits */
34 typedef int32_t  jint;     /* signed 32 bits */
35 typedef int64_t  jlong;    /* signed 64 bits */
36 typedef float    jfloat;   /* 32-bit IEEE 754 */
37 typedef double   jdouble;  /* 64-bit IEEE 754 */
38 
39 /* "cardinal indices and sizes" */
40 typedef jint     jsize;
41 
42 #ifdef __cplusplus
43 /*
44  * Reference types, in C++
45  */
46 class _jobject {};
47 class _jclass : public _jobject {};
48 class _jstring : public _jobject {};
49 class _jarray : public _jobject {};
50 class _jobjectArray : public _jarray {};
51 class _jbooleanArray : public _jarray {};
52 class _jbyteArray : public _jarray {};
53 class _jcharArray : public _jarray {};
54 class _jshortArray : public _jarray {};
55 class _jintArray : public _jarray {};
56 class _jlongArray : public _jarray {};
57 class _jfloatArray : public _jarray {};
58 class _jdoubleArray : public _jarray {};
59 class _jthrowable : public _jobject {};
60 
61 typedef _jobject*       jobject;
62 typedef _jclass*        jclass;
63 typedef _jstring*       jstring;
64 typedef _jarray*        jarray;
65 typedef _jobjectArray*  jobjectArray;
66 typedef _jbooleanArray* jbooleanArray;
67 typedef _jbyteArray*    jbyteArray;
68 typedef _jcharArray*    jcharArray;
69 typedef _jshortArray*   jshortArray;
70 typedef _jintArray*     jintArray;
71 typedef _jlongArray*    jlongArray;
72 typedef _jfloatArray*   jfloatArray;
73 typedef _jdoubleArray*  jdoubleArray;
74 typedef _jthrowable*    jthrowable;
75 typedef _jobject*       jweak;
76 
77 
78 #else /* not __cplusplus */
79 
80 /*
81  * Reference types, in C.
82  */
83 typedef void*           jobject;
84 typedef jobject         jclass;
85 typedef jobject         jstring;
86 typedef jobject         jarray;
87 typedef jarray          jobjectArray;
88 typedef jarray          jbooleanArray;
89 typedef jarray          jbyteArray;
90 typedef jarray          jcharArray;
91 typedef jarray          jshortArray;
92 typedef jarray          jintArray;
93 typedef jarray          jlongArray;
94 typedef jarray          jfloatArray;
95 typedef jarray          jdoubleArray;
96 typedef jobject         jthrowable;
97 typedef jobject         jweak;
98 
99 #endif /* not __cplusplus */
100 
101 struct _jfieldID;                       /* opaque structure */
102 typedef struct _jfieldID* jfieldID;     /* field IDs */
103 
104 struct _jmethodID;                      /* opaque structure */
105 typedef struct _jmethodID* jmethodID;   /* method IDs */
106 
107 struct JNIInvokeInterface;
108 
109 typedef union jvalue {
110     jboolean    z;
111     jbyte       b;
112     jchar       c;
113     jshort      s;
114     jint        i;
115     jlong       j;
116     jfloat      f;
117     jdouble     d;
118     jobject     l;
119 } jvalue;
120 
121 typedef enum jobjectRefType {
122     JNIInvalidRefType = 0,
123     JNILocalRefType = 1,
124     JNIGlobalRefType = 2,
125     JNIWeakGlobalRefType = 3
126 } jobjectRefType;
127 
128 typedef struct {
129     const char* name;
130     const char* signature;
131     void*       fnPtr;
132 } JNINativeMethod;
133 
134 struct _JNIEnv;
135 struct _JavaVM;
136 typedef const struct JNINativeInterface* C_JNIEnv;
137 
138 #if defined(__cplusplus)
139 typedef _JNIEnv JNIEnv;
140 typedef _JavaVM JavaVM;
141 #else
142 typedef const struct JNINativeInterface* JNIEnv;
143 typedef const struct JNIInvokeInterface* JavaVM;
144 #endif
145 
146 /*
147  * Table of interface function pointers.
148  */
149 struct JNINativeInterface {
150     void*       reserved0;
151     void*       reserved1;
152     void*       reserved2;
153     void*       reserved3;
154 
155     jint        (*GetVersion)(JNIEnv *);
156 
157     jclass      (*DefineClass)(JNIEnv*, const char*, jobject, const jbyte*,
158                         jsize);
159     jclass      (*FindClass)(JNIEnv*, const char*);
160 
161     jmethodID   (*FromReflectedMethod)(JNIEnv*, jobject);
162     jfieldID    (*FromReflectedField)(JNIEnv*, jobject);
163     /* spec doesn't show jboolean parameter */
164     jobject     (*ToReflectedMethod)(JNIEnv*, jclass, jmethodID, jboolean);
165 
166     jclass      (*GetSuperclass)(JNIEnv*, jclass);
167     jboolean    (*IsAssignableFrom)(JNIEnv*, jclass, jclass);
168 
169     /* spec doesn't show jboolean parameter */
170     jobject     (*ToReflectedField)(JNIEnv*, jclass, jfieldID, jboolean);
171 
172     jint        (*Throw)(JNIEnv*, jthrowable);
173     jint        (*ThrowNew)(JNIEnv *, jclass, const char *);
174     jthrowable  (*ExceptionOccurred)(JNIEnv*);
175     void        (*ExceptionDescribe)(JNIEnv*);
176     void        (*ExceptionClear)(JNIEnv*);
177     void        (*FatalError)(JNIEnv*, const char*);
178 
179     jint        (*PushLocalFrame)(JNIEnv*, jint);
180     jobject     (*PopLocalFrame)(JNIEnv*, jobject);
181 
182     jobject     (*NewGlobalRef)(JNIEnv*, jobject);
183     void        (*DeleteGlobalRef)(JNIEnv*, jobject);
184     void        (*DeleteLocalRef)(JNIEnv*, jobject);
185     jboolean    (*IsSameObject)(JNIEnv*, jobject, jobject);
186 
187     jobject     (*NewLocalRef)(JNIEnv*, jobject);
188     jint        (*EnsureLocalCapacity)(JNIEnv*, jint);
189 
190     jobject     (*AllocObject)(JNIEnv*, jclass);
191     jobject     (*NewObject)(JNIEnv*, jclass, jmethodID, ...);
192     jobject     (*NewObjectV)(JNIEnv*, jclass, jmethodID, va_list);
193     jobject     (*NewObjectA)(JNIEnv*, jclass, jmethodID, const jvalue*);
194 
195     jclass      (*GetObjectClass)(JNIEnv*, jobject);
196     jboolean    (*IsInstanceOf)(JNIEnv*, jobject, jclass);
197     jmethodID   (*GetMethodID)(JNIEnv*, jclass, const char*, const char*);
198 
199     jobject     (*CallObjectMethod)(JNIEnv*, jobject, jmethodID, ...);
200     jobject     (*CallObjectMethodV)(JNIEnv*, jobject, jmethodID, va_list);
201     jobject     (*CallObjectMethodA)(JNIEnv*, jobject, jmethodID, const jvalue*);
202     jboolean    (*CallBooleanMethod)(JNIEnv*, jobject, jmethodID, ...);
203     jboolean    (*CallBooleanMethodV)(JNIEnv*, jobject, jmethodID, va_list);
204     jboolean    (*CallBooleanMethodA)(JNIEnv*, jobject, jmethodID, const jvalue*);
205     jbyte       (*CallByteMethod)(JNIEnv*, jobject, jmethodID, ...);
206     jbyte       (*CallByteMethodV)(JNIEnv*, jobject, jmethodID, va_list);
207     jbyte       (*CallByteMethodA)(JNIEnv*, jobject, jmethodID, const jvalue*);
208     jchar       (*CallCharMethod)(JNIEnv*, jobject, jmethodID, ...);
209     jchar       (*CallCharMethodV)(JNIEnv*, jobject, jmethodID, va_list);
210     jchar       (*CallCharMethodA)(JNIEnv*, jobject, jmethodID, const jvalue*);
211     jshort      (*CallShortMethod)(JNIEnv*, jobject, jmethodID, ...);
212     jshort      (*CallShortMethodV)(JNIEnv*, jobject, jmethodID, va_list);
213     jshort      (*CallShortMethodA)(JNIEnv*, jobject, jmethodID, const jvalue*);
214     jint        (*CallIntMethod)(JNIEnv*, jobject, jmethodID, ...);
215     jint        (*CallIntMethodV)(JNIEnv*, jobject, jmethodID, va_list);
216     jint        (*CallIntMethodA)(JNIEnv*, jobject, jmethodID, const jvalue*);
217     jlong       (*CallLongMethod)(JNIEnv*, jobject, jmethodID, ...);
218     jlong       (*CallLongMethodV)(JNIEnv*, jobject, jmethodID, va_list);
219     jlong       (*CallLongMethodA)(JNIEnv*, jobject, jmethodID, const jvalue*);
220     jfloat      (*CallFloatMethod)(JNIEnv*, jobject, jmethodID, ...);
221     jfloat      (*CallFloatMethodV)(JNIEnv*, jobject, jmethodID, va_list);
222     jfloat      (*CallFloatMethodA)(JNIEnv*, jobject, jmethodID, const jvalue*);
223     jdouble     (*CallDoubleMethod)(JNIEnv*, jobject, jmethodID, ...);
224     jdouble     (*CallDoubleMethodV)(JNIEnv*, jobject, jmethodID, va_list);
225     jdouble     (*CallDoubleMethodA)(JNIEnv*, jobject, jmethodID, const jvalue*);
226     void        (*CallVoidMethod)(JNIEnv*, jobject, jmethodID, ...);
227     void        (*CallVoidMethodV)(JNIEnv*, jobject, jmethodID, va_list);
228     void        (*CallVoidMethodA)(JNIEnv*, jobject, jmethodID, const jvalue*);
229 
230     jobject     (*CallNonvirtualObjectMethod)(JNIEnv*, jobject, jclass,
231                         jmethodID, ...);
232     jobject     (*CallNonvirtualObjectMethodV)(JNIEnv*, jobject, jclass,
233                         jmethodID, va_list);
234     jobject     (*CallNonvirtualObjectMethodA)(JNIEnv*, jobject, jclass,
235                         jmethodID, const jvalue*);
236     jboolean    (*CallNonvirtualBooleanMethod)(JNIEnv*, jobject, jclass,
237                         jmethodID, ...);
238     jboolean    (*CallNonvirtualBooleanMethodV)(JNIEnv*, jobject, jclass,
239                          jmethodID, va_list);
240     jboolean    (*CallNonvirtualBooleanMethodA)(JNIEnv*, jobject, jclass,
241                          jmethodID, const jvalue*);
242     jbyte       (*CallNonvirtualByteMethod)(JNIEnv*, jobject, jclass,
243                         jmethodID, ...);
244     jbyte       (*CallNonvirtualByteMethodV)(JNIEnv*, jobject, jclass,
245                         jmethodID, va_list);
246     jbyte       (*CallNonvirtualByteMethodA)(JNIEnv*, jobject, jclass,
247                         jmethodID, const jvalue*);
248     jchar       (*CallNonvirtualCharMethod)(JNIEnv*, jobject, jclass,
249                         jmethodID, ...);
250     jchar       (*CallNonvirtualCharMethodV)(JNIEnv*, jobject, jclass,
251                         jmethodID, va_list);
252     jchar       (*CallNonvirtualCharMethodA)(JNIEnv*, jobject, jclass,
253                         jmethodID, const jvalue*);
254     jshort      (*CallNonvirtualShortMethod)(JNIEnv*, jobject, jclass,
255                         jmethodID, ...);
256     jshort      (*CallNonvirtualShortMethodV)(JNIEnv*, jobject, jclass,
257                         jmethodID, va_list);
258     jshort      (*CallNonvirtualShortMethodA)(JNIEnv*, jobject, jclass,
259                         jmethodID, const jvalue*);
260     jint        (*CallNonvirtualIntMethod)(JNIEnv*, jobject, jclass,
261                         jmethodID, ...);
262     jint        (*CallNonvirtualIntMethodV)(JNIEnv*, jobject, jclass,
263                         jmethodID, va_list);
264     jint        (*CallNonvirtualIntMethodA)(JNIEnv*, jobject, jclass,
265                         jmethodID, const jvalue*);
266     jlong       (*CallNonvirtualLongMethod)(JNIEnv*, jobject, jclass,
267                         jmethodID, ...);
268     jlong       (*CallNonvirtualLongMethodV)(JNIEnv*, jobject, jclass,
269                         jmethodID, va_list);
270     jlong       (*CallNonvirtualLongMethodA)(JNIEnv*, jobject, jclass,
271                         jmethodID, const jvalue*);
272     jfloat      (*CallNonvirtualFloatMethod)(JNIEnv*, jobject, jclass,
273                         jmethodID, ...);
274     jfloat      (*CallNonvirtualFloatMethodV)(JNIEnv*, jobject, jclass,
275                         jmethodID, va_list);
276     jfloat      (*CallNonvirtualFloatMethodA)(JNIEnv*, jobject, jclass,
277                         jmethodID, const jvalue*);
278     jdouble     (*CallNonvirtualDoubleMethod)(JNIEnv*, jobject, jclass,
279                         jmethodID, ...);
280     jdouble     (*CallNonvirtualDoubleMethodV)(JNIEnv*, jobject, jclass,
281                         jmethodID, va_list);
282     jdouble     (*CallNonvirtualDoubleMethodA)(JNIEnv*, jobject, jclass,
283                         jmethodID, const jvalue*);
284     void        (*CallNonvirtualVoidMethod)(JNIEnv*, jobject, jclass,
285                         jmethodID, ...);
286     void        (*CallNonvirtualVoidMethodV)(JNIEnv*, jobject, jclass,
287                         jmethodID, va_list);
288     void        (*CallNonvirtualVoidMethodA)(JNIEnv*, jobject, jclass,
289                         jmethodID, const jvalue*);
290 
291     jfieldID    (*GetFieldID)(JNIEnv*, jclass, const char*, const char*);
292 
293     jobject     (*GetObjectField)(JNIEnv*, jobject, jfieldID);
294     jboolean    (*GetBooleanField)(JNIEnv*, jobject, jfieldID);
295     jbyte       (*GetByteField)(JNIEnv*, jobject, jfieldID);
296     jchar       (*GetCharField)(JNIEnv*, jobject, jfieldID);
297     jshort      (*GetShortField)(JNIEnv*, jobject, jfieldID);
298     jint        (*GetIntField)(JNIEnv*, jobject, jfieldID);
299     jlong       (*GetLongField)(JNIEnv*, jobject, jfieldID);
300     jfloat      (*GetFloatField)(JNIEnv*, jobject, jfieldID);
301     jdouble     (*GetDoubleField)(JNIEnv*, jobject, jfieldID);
302 
303     void        (*SetObjectField)(JNIEnv*, jobject, jfieldID, jobject);
304     void        (*SetBooleanField)(JNIEnv*, jobject, jfieldID, jboolean);
305     void        (*SetByteField)(JNIEnv*, jobject, jfieldID, jbyte);
306     void        (*SetCharField)(JNIEnv*, jobject, jfieldID, jchar);
307     void        (*SetShortField)(JNIEnv*, jobject, jfieldID, jshort);
308     void        (*SetIntField)(JNIEnv*, jobject, jfieldID, jint);
309     void        (*SetLongField)(JNIEnv*, jobject, jfieldID, jlong);
310     void        (*SetFloatField)(JNIEnv*, jobject, jfieldID, jfloat);
311     void        (*SetDoubleField)(JNIEnv*, jobject, jfieldID, jdouble);
312 
313     jmethodID   (*GetStaticMethodID)(JNIEnv*, jclass, const char*, const char*);
314 
315     jobject     (*CallStaticObjectMethod)(JNIEnv*, jclass, jmethodID, ...);
316     jobject     (*CallStaticObjectMethodV)(JNIEnv*, jclass, jmethodID, va_list);
317     jobject     (*CallStaticObjectMethodA)(JNIEnv*, jclass, jmethodID, const jvalue*);
318     jboolean    (*CallStaticBooleanMethod)(JNIEnv*, jclass, jmethodID, ...);
319     jboolean    (*CallStaticBooleanMethodV)(JNIEnv*, jclass, jmethodID,
320                         va_list);
321     jboolean    (*CallStaticBooleanMethodA)(JNIEnv*, jclass, jmethodID, const jvalue*);
322     jbyte       (*CallStaticByteMethod)(JNIEnv*, jclass, jmethodID, ...);
323     jbyte       (*CallStaticByteMethodV)(JNIEnv*, jclass, jmethodID, va_list);
324     jbyte       (*CallStaticByteMethodA)(JNIEnv*, jclass, jmethodID, const jvalue*);
325     jchar       (*CallStaticCharMethod)(JNIEnv*, jclass, jmethodID, ...);
326     jchar       (*CallStaticCharMethodV)(JNIEnv*, jclass, jmethodID, va_list);
327     jchar       (*CallStaticCharMethodA)(JNIEnv*, jclass, jmethodID, const jvalue*);
328     jshort      (*CallStaticShortMethod)(JNIEnv*, jclass, jmethodID, ...);
329     jshort      (*CallStaticShortMethodV)(JNIEnv*, jclass, jmethodID, va_list);
330     jshort      (*CallStaticShortMethodA)(JNIEnv*, jclass, jmethodID, const jvalue*);
331     jint        (*CallStaticIntMethod)(JNIEnv*, jclass, jmethodID, ...);
332     jint        (*CallStaticIntMethodV)(JNIEnv*, jclass, jmethodID, va_list);
333     jint        (*CallStaticIntMethodA)(JNIEnv*, jclass, jmethodID, const jvalue*);
334     jlong       (*CallStaticLongMethod)(JNIEnv*, jclass, jmethodID, ...);
335     jlong       (*CallStaticLongMethodV)(JNIEnv*, jclass, jmethodID, va_list);
336     jlong       (*CallStaticLongMethodA)(JNIEnv*, jclass, jmethodID, const jvalue*);
337     jfloat      (*CallStaticFloatMethod)(JNIEnv*, jclass, jmethodID, ...);
338     jfloat      (*CallStaticFloatMethodV)(JNIEnv*, jclass, jmethodID, va_list);
339     jfloat      (*CallStaticFloatMethodA)(JNIEnv*, jclass, jmethodID, const jvalue*);
340     jdouble     (*CallStaticDoubleMethod)(JNIEnv*, jclass, jmethodID, ...);
341     jdouble     (*CallStaticDoubleMethodV)(JNIEnv*, jclass, jmethodID, va_list);
342     jdouble     (*CallStaticDoubleMethodA)(JNIEnv*, jclass, jmethodID, const jvalue*);
343     void        (*CallStaticVoidMethod)(JNIEnv*, jclass, jmethodID, ...);
344     void        (*CallStaticVoidMethodV)(JNIEnv*, jclass, jmethodID, va_list);
345     void        (*CallStaticVoidMethodA)(JNIEnv*, jclass, jmethodID, const jvalue*);
346 
347     jfieldID    (*GetStaticFieldID)(JNIEnv*, jclass, const char*,
348                         const char*);
349 
350     jobject     (*GetStaticObjectField)(JNIEnv*, jclass, jfieldID);
351     jboolean    (*GetStaticBooleanField)(JNIEnv*, jclass, jfieldID);
352     jbyte       (*GetStaticByteField)(JNIEnv*, jclass, jfieldID);
353     jchar       (*GetStaticCharField)(JNIEnv*, jclass, jfieldID);
354     jshort      (*GetStaticShortField)(JNIEnv*, jclass, jfieldID);
355     jint        (*GetStaticIntField)(JNIEnv*, jclass, jfieldID);
356     jlong       (*GetStaticLongField)(JNIEnv*, jclass, jfieldID);
357     jfloat      (*GetStaticFloatField)(JNIEnv*, jclass, jfieldID);
358     jdouble     (*GetStaticDoubleField)(JNIEnv*, jclass, jfieldID);
359 
360     void        (*SetStaticObjectField)(JNIEnv*, jclass, jfieldID, jobject);
361     void        (*SetStaticBooleanField)(JNIEnv*, jclass, jfieldID, jboolean);
362     void        (*SetStaticByteField)(JNIEnv*, jclass, jfieldID, jbyte);
363     void        (*SetStaticCharField)(JNIEnv*, jclass, jfieldID, jchar);
364     void        (*SetStaticShortField)(JNIEnv*, jclass, jfieldID, jshort);
365     void        (*SetStaticIntField)(JNIEnv*, jclass, jfieldID, jint);
366     void        (*SetStaticLongField)(JNIEnv*, jclass, jfieldID, jlong);
367     void        (*SetStaticFloatField)(JNIEnv*, jclass, jfieldID, jfloat);
368     void        (*SetStaticDoubleField)(JNIEnv*, jclass, jfieldID, jdouble);
369 
370     jstring     (*NewString)(JNIEnv*, const jchar*, jsize);
371     jsize       (*GetStringLength)(JNIEnv*, jstring);
372     const jchar* (*GetStringChars)(JNIEnv*, jstring, jboolean*);
373     void        (*ReleaseStringChars)(JNIEnv*, jstring, const jchar*);
374     jstring     (*NewStringUTF)(JNIEnv*, const char*);
375     jsize       (*GetStringUTFLength)(JNIEnv*, jstring);
376     /* JNI spec says this returns const jbyte*, but that's inconsistent */
377     const char* (*GetStringUTFChars)(JNIEnv*, jstring, jboolean*);
378     void        (*ReleaseStringUTFChars)(JNIEnv*, jstring, const char*);
379     jsize       (*GetArrayLength)(JNIEnv*, jarray);
380     jobjectArray (*NewObjectArray)(JNIEnv*, jsize, jclass, jobject);
381     jobject     (*GetObjectArrayElement)(JNIEnv*, jobjectArray, jsize);
382     void        (*SetObjectArrayElement)(JNIEnv*, jobjectArray, jsize, jobject);
383 
384     jbooleanArray (*NewBooleanArray)(JNIEnv*, jsize);
385     jbyteArray    (*NewByteArray)(JNIEnv*, jsize);
386     jcharArray    (*NewCharArray)(JNIEnv*, jsize);
387     jshortArray   (*NewShortArray)(JNIEnv*, jsize);
388     jintArray     (*NewIntArray)(JNIEnv*, jsize);
389     jlongArray    (*NewLongArray)(JNIEnv*, jsize);
390     jfloatArray   (*NewFloatArray)(JNIEnv*, jsize);
391     jdoubleArray  (*NewDoubleArray)(JNIEnv*, jsize);
392 
393     jboolean*   (*GetBooleanArrayElements)(JNIEnv*, jbooleanArray, jboolean*);
394     jbyte*      (*GetByteArrayElements)(JNIEnv*, jbyteArray, jboolean*);
395     jchar*      (*GetCharArrayElements)(JNIEnv*, jcharArray, jboolean*);
396     jshort*     (*GetShortArrayElements)(JNIEnv*, jshortArray, jboolean*);
397     jint*       (*GetIntArrayElements)(JNIEnv*, jintArray, jboolean*);
398     jlong*      (*GetLongArrayElements)(JNIEnv*, jlongArray, jboolean*);
399     jfloat*     (*GetFloatArrayElements)(JNIEnv*, jfloatArray, jboolean*);
400     jdouble*    (*GetDoubleArrayElements)(JNIEnv*, jdoubleArray, jboolean*);
401 
402     void        (*ReleaseBooleanArrayElements)(JNIEnv*, jbooleanArray,
403                         jboolean*, jint);
404     void        (*ReleaseByteArrayElements)(JNIEnv*, jbyteArray,
405                         jbyte*, jint);
406     void        (*ReleaseCharArrayElements)(JNIEnv*, jcharArray,
407                         jchar*, jint);
408     void        (*ReleaseShortArrayElements)(JNIEnv*, jshortArray,
409                         jshort*, jint);
410     void        (*ReleaseIntArrayElements)(JNIEnv*, jintArray,
411                         jint*, jint);
412     void        (*ReleaseLongArrayElements)(JNIEnv*, jlongArray,
413                         jlong*, jint);
414     void        (*ReleaseFloatArrayElements)(JNIEnv*, jfloatArray,
415                         jfloat*, jint);
416     void        (*ReleaseDoubleArrayElements)(JNIEnv*, jdoubleArray,
417                         jdouble*, jint);
418 
419     void        (*GetBooleanArrayRegion)(JNIEnv*, jbooleanArray,
420                         jsize, jsize, jboolean*);
421     void        (*GetByteArrayRegion)(JNIEnv*, jbyteArray,
422                         jsize, jsize, jbyte*);
423     void        (*GetCharArrayRegion)(JNIEnv*, jcharArray,
424                         jsize, jsize, jchar*);
425     void        (*GetShortArrayRegion)(JNIEnv*, jshortArray,
426                         jsize, jsize, jshort*);
427     void        (*GetIntArrayRegion)(JNIEnv*, jintArray,
428                         jsize, jsize, jint*);
429     void        (*GetLongArrayRegion)(JNIEnv*, jlongArray,
430                         jsize, jsize, jlong*);
431     void        (*GetFloatArrayRegion)(JNIEnv*, jfloatArray,
432                         jsize, jsize, jfloat*);
433     void        (*GetDoubleArrayRegion)(JNIEnv*, jdoubleArray,
434                         jsize, jsize, jdouble*);
435 
436     /* spec shows these without const; some jni.h do, some don't */
437     void        (*SetBooleanArrayRegion)(JNIEnv*, jbooleanArray,
438                         jsize, jsize, const jboolean*);
439     void        (*SetByteArrayRegion)(JNIEnv*, jbyteArray,
440                         jsize, jsize, const jbyte*);
441     void        (*SetCharArrayRegion)(JNIEnv*, jcharArray,
442                         jsize, jsize, const jchar*);
443     void        (*SetShortArrayRegion)(JNIEnv*, jshortArray,
444                         jsize, jsize, const jshort*);
445     void        (*SetIntArrayRegion)(JNIEnv*, jintArray,
446                         jsize, jsize, const jint*);
447     void        (*SetLongArrayRegion)(JNIEnv*, jlongArray,
448                         jsize, jsize, const jlong*);
449     void        (*SetFloatArrayRegion)(JNIEnv*, jfloatArray,
450                         jsize, jsize, const jfloat*);
451     void        (*SetDoubleArrayRegion)(JNIEnv*, jdoubleArray,
452                         jsize, jsize, const jdouble*);
453 
454     jint        (*RegisterNatives)(JNIEnv*, jclass, const JNINativeMethod*,
455                         jint);
456     jint        (*UnregisterNatives)(JNIEnv*, jclass);
457     jint        (*MonitorEnter)(JNIEnv*, jobject);
458     jint        (*MonitorExit)(JNIEnv*, jobject);
459     jint        (*GetJavaVM)(JNIEnv*, JavaVM**);
460 
461     void        (*GetStringRegion)(JNIEnv*, jstring, jsize, jsize, jchar*);
462     void        (*GetStringUTFRegion)(JNIEnv*, jstring, jsize, jsize, char*);
463 
464     void*       (*GetPrimitiveArrayCritical)(JNIEnv*, jarray, jboolean*);
465     void        (*ReleasePrimitiveArrayCritical)(JNIEnv*, jarray, void*, jint);
466 
467     const jchar* (*GetStringCritical)(JNIEnv*, jstring, jboolean*);
468     void        (*ReleaseStringCritical)(JNIEnv*, jstring, const jchar*);
469 
470     jweak       (*NewWeakGlobalRef)(JNIEnv*, jobject);
471     void        (*DeleteWeakGlobalRef)(JNIEnv*, jweak);
472 
473     jboolean    (*ExceptionCheck)(JNIEnv*);
474 
475     jobject     (*NewDirectByteBuffer)(JNIEnv*, void*, jlong);
476     void*       (*GetDirectBufferAddress)(JNIEnv*, jobject);
477     jlong       (*GetDirectBufferCapacity)(JNIEnv*, jobject);
478 
479     /* added in JNI 1.6 */
480     jobjectRefType (*GetObjectRefType)(JNIEnv*, jobject);
481 };
482 
483 /*
484  * C++ object wrapper.
485  *
486  * This is usually overlaid on a C struct whose first element is a
487  * JNINativeInterface*.  We rely somewhat on compiler behavior.
488  */
489 struct _JNIEnv {
490     /* do not rename this; it does not seem to be entirely opaque */
491     const struct JNINativeInterface* functions;
492 
493 #if defined(__cplusplus)
494 
GetVersion_JNIEnv495     jint GetVersion()
496     { return functions->GetVersion(this); }
497 
DefineClass_JNIEnv498     jclass DefineClass(const char *name, jobject loader, const jbyte* buf,
499         jsize bufLen)
500     { return functions->DefineClass(this, name, loader, buf, bufLen); }
501 
FindClass_JNIEnv502     jclass FindClass(const char* name)
503     { return functions->FindClass(this, name); }
504 
FromReflectedMethod_JNIEnv505     jmethodID FromReflectedMethod(jobject method)
506     { return functions->FromReflectedMethod(this, method); }
507 
FromReflectedField_JNIEnv508     jfieldID FromReflectedField(jobject field)
509     { return functions->FromReflectedField(this, field); }
510 
ToReflectedMethod_JNIEnv511     jobject ToReflectedMethod(jclass cls, jmethodID methodID, jboolean isStatic)
512     { return functions->ToReflectedMethod(this, cls, methodID, isStatic); }
513 
GetSuperclass_JNIEnv514     jclass GetSuperclass(jclass clazz)
515     { return functions->GetSuperclass(this, clazz); }
516 
IsAssignableFrom_JNIEnv517     jboolean IsAssignableFrom(jclass clazz1, jclass clazz2)
518     { return functions->IsAssignableFrom(this, clazz1, clazz2); }
519 
ToReflectedField_JNIEnv520     jobject ToReflectedField(jclass cls, jfieldID fieldID, jboolean isStatic)
521     { return functions->ToReflectedField(this, cls, fieldID, isStatic); }
522 
Throw_JNIEnv523     jint Throw(jthrowable obj)
524     { return functions->Throw(this, obj); }
525 
ThrowNew_JNIEnv526     jint ThrowNew(jclass clazz, const char* message)
527     { return functions->ThrowNew(this, clazz, message); }
528 
ExceptionOccurred_JNIEnv529     jthrowable ExceptionOccurred()
530     { return functions->ExceptionOccurred(this); }
531 
ExceptionDescribe_JNIEnv532     void ExceptionDescribe()
533     { functions->ExceptionDescribe(this); }
534 
ExceptionClear_JNIEnv535     void ExceptionClear()
536     { functions->ExceptionClear(this); }
537 
FatalError_JNIEnv538     void FatalError(const char* msg)
539     { functions->FatalError(this, msg); }
540 
PushLocalFrame_JNIEnv541     jint PushLocalFrame(jint capacity)
542     { return functions->PushLocalFrame(this, capacity); }
543 
PopLocalFrame_JNIEnv544     jobject PopLocalFrame(jobject result)
545     { return functions->PopLocalFrame(this, result); }
546 
NewGlobalRef_JNIEnv547     jobject NewGlobalRef(jobject obj)
548     { return functions->NewGlobalRef(this, obj); }
549 
DeleteGlobalRef_JNIEnv550     void DeleteGlobalRef(jobject globalRef)
551     { functions->DeleteGlobalRef(this, globalRef); }
552 
DeleteLocalRef_JNIEnv553     void DeleteLocalRef(jobject localRef)
554     { functions->DeleteLocalRef(this, localRef); }
555 
IsSameObject_JNIEnv556     jboolean IsSameObject(jobject ref1, jobject ref2)
557     { return functions->IsSameObject(this, ref1, ref2); }
558 
NewLocalRef_JNIEnv559     jobject NewLocalRef(jobject ref)
560     { return functions->NewLocalRef(this, ref); }
561 
EnsureLocalCapacity_JNIEnv562     jint EnsureLocalCapacity(jint capacity)
563     { return functions->EnsureLocalCapacity(this, capacity); }
564 
AllocObject_JNIEnv565     jobject AllocObject(jclass clazz)
566     { return functions->AllocObject(this, clazz); }
567 
NewObject_JNIEnv568     jobject NewObject(jclass clazz, jmethodID methodID, ...)
569     {
570         va_list args;
571         va_start(args, methodID);
572         jobject result = functions->NewObjectV(this, clazz, methodID, args);
573         va_end(args);
574         return result;
575     }
576 
NewObjectV_JNIEnv577     jobject NewObjectV(jclass clazz, jmethodID methodID, va_list args)
578     { return functions->NewObjectV(this, clazz, methodID, args); }
579 
NewObjectA_JNIEnv580     jobject NewObjectA(jclass clazz, jmethodID methodID, const jvalue* args)
581     { return functions->NewObjectA(this, clazz, methodID, args); }
582 
GetObjectClass_JNIEnv583     jclass GetObjectClass(jobject obj)
584     { return functions->GetObjectClass(this, obj); }
585 
IsInstanceOf_JNIEnv586     jboolean IsInstanceOf(jobject obj, jclass clazz)
587     { return functions->IsInstanceOf(this, obj, clazz); }
588 
GetMethodID_JNIEnv589     jmethodID GetMethodID(jclass clazz, const char* name, const char* sig)
590     { return functions->GetMethodID(this, clazz, name, sig); }
591 
592 #define CALL_TYPE_METHOD(_jtype, _jname)                                    \
593     _jtype Call##_jname##Method(jobject obj, jmethodID methodID, ...)       \
594     {                                                                       \
595         _jtype result;                                                      \
596         va_list args;                                                       \
597         va_start(args, methodID);                                           \
598         result = functions->Call##_jname##MethodV(this, obj, methodID,      \
599                     args);                                                  \
600         va_end(args);                                                       \
601         return result;                                                      \
602     }
603 #define CALL_TYPE_METHODV(_jtype, _jname)                                   \
604     _jtype Call##_jname##MethodV(jobject obj, jmethodID methodID,           \
605         va_list args)                                                       \
606     { return functions->Call##_jname##MethodV(this, obj, methodID, args); }
607 #define CALL_TYPE_METHODA(_jtype, _jname)                                   \
608     _jtype Call##_jname##MethodA(jobject obj, jmethodID methodID,           \
609                                  const jvalue* args)                        \
610     { return functions->Call##_jname##MethodA(this, obj, methodID, args); }
611 
612 #define CALL_TYPE(_jtype, _jname)                                           \
613     CALL_TYPE_METHOD(_jtype, _jname)                                        \
614     CALL_TYPE_METHODV(_jtype, _jname)                                       \
615     CALL_TYPE_METHODA(_jtype, _jname)
616 
CALL_TYPE_JNIEnv617     CALL_TYPE(jobject, Object)
618     CALL_TYPE(jboolean, Boolean)
619     CALL_TYPE(jbyte, Byte)
620     CALL_TYPE(jchar, Char)
621     CALL_TYPE(jshort, Short)
622     CALL_TYPE(jint, Int)
623     CALL_TYPE(jlong, Long)
624     CALL_TYPE(jfloat, Float)
625     CALL_TYPE(jdouble, Double)
626 
627     void CallVoidMethod(jobject obj, jmethodID methodID, ...)
628     {
629         va_list args;
630         va_start(args, methodID);
631         functions->CallVoidMethodV(this, obj, methodID, args);
632         va_end(args);
633     }
CallVoidMethodV_JNIEnv634     void CallVoidMethodV(jobject obj, jmethodID methodID, va_list args)
635     { functions->CallVoidMethodV(this, obj, methodID, args); }
CallVoidMethodA_JNIEnv636     void CallVoidMethodA(jobject obj, jmethodID methodID, const jvalue* args)
637     { functions->CallVoidMethodA(this, obj, methodID, args); }
638 
639 #define CALL_NONVIRT_TYPE_METHOD(_jtype, _jname)                            \
640     _jtype CallNonvirtual##_jname##Method(jobject obj, jclass clazz,        \
641         jmethodID methodID, ...)                                            \
642     {                                                                       \
643         _jtype result;                                                      \
644         va_list args;                                                       \
645         va_start(args, methodID);                                           \
646         result = functions->CallNonvirtual##_jname##MethodV(this, obj,      \
647                     clazz, methodID, args);                                 \
648         va_end(args);                                                       \
649         return result;                                                      \
650     }
651 #define CALL_NONVIRT_TYPE_METHODV(_jtype, _jname)                           \
652     _jtype CallNonvirtual##_jname##MethodV(jobject obj, jclass clazz,       \
653         jmethodID methodID, va_list args)                                   \
654     { return functions->CallNonvirtual##_jname##MethodV(this, obj, clazz,   \
655         methodID, args); }
656 #define CALL_NONVIRT_TYPE_METHODA(_jtype, _jname)                           \
657     _jtype CallNonvirtual##_jname##MethodA(jobject obj, jclass clazz,       \
658         jmethodID methodID, const jvalue* args)                             \
659     { return functions->CallNonvirtual##_jname##MethodA(this, obj, clazz,   \
660         methodID, args); }
661 
662 #define CALL_NONVIRT_TYPE(_jtype, _jname)                                   \
663     CALL_NONVIRT_TYPE_METHOD(_jtype, _jname)                                \
664     CALL_NONVIRT_TYPE_METHODV(_jtype, _jname)                               \
665     CALL_NONVIRT_TYPE_METHODA(_jtype, _jname)
666 
CALL_NONVIRT_TYPE_JNIEnv667     CALL_NONVIRT_TYPE(jobject, Object)
668     CALL_NONVIRT_TYPE(jboolean, Boolean)
669     CALL_NONVIRT_TYPE(jbyte, Byte)
670     CALL_NONVIRT_TYPE(jchar, Char)
671     CALL_NONVIRT_TYPE(jshort, Short)
672     CALL_NONVIRT_TYPE(jint, Int)
673     CALL_NONVIRT_TYPE(jlong, Long)
674     CALL_NONVIRT_TYPE(jfloat, Float)
675     CALL_NONVIRT_TYPE(jdouble, Double)
676 
677     void CallNonvirtualVoidMethod(jobject obj, jclass clazz,
678         jmethodID methodID, ...)
679     {
680         va_list args;
681         va_start(args, methodID);
682         functions->CallNonvirtualVoidMethodV(this, obj, clazz, methodID, args);
683         va_end(args);
684     }
CallNonvirtualVoidMethodV_JNIEnv685     void CallNonvirtualVoidMethodV(jobject obj, jclass clazz,
686         jmethodID methodID, va_list args)
687     { functions->CallNonvirtualVoidMethodV(this, obj, clazz, methodID, args); }
CallNonvirtualVoidMethodA_JNIEnv688     void CallNonvirtualVoidMethodA(jobject obj, jclass clazz,
689         jmethodID methodID, const jvalue* args)
690     { functions->CallNonvirtualVoidMethodA(this, obj, clazz, methodID, args); }
691 
GetFieldID_JNIEnv692     jfieldID GetFieldID(jclass clazz, const char* name, const char* sig)
693     { return functions->GetFieldID(this, clazz, name, sig); }
694 
GetObjectField_JNIEnv695     jobject GetObjectField(jobject obj, jfieldID fieldID)
696     { return functions->GetObjectField(this, obj, fieldID); }
GetBooleanField_JNIEnv697     jboolean GetBooleanField(jobject obj, jfieldID fieldID)
698     { return functions->GetBooleanField(this, obj, fieldID); }
GetByteField_JNIEnv699     jbyte GetByteField(jobject obj, jfieldID fieldID)
700     { return functions->GetByteField(this, obj, fieldID); }
GetCharField_JNIEnv701     jchar GetCharField(jobject obj, jfieldID fieldID)
702     { return functions->GetCharField(this, obj, fieldID); }
GetShortField_JNIEnv703     jshort GetShortField(jobject obj, jfieldID fieldID)
704     { return functions->GetShortField(this, obj, fieldID); }
GetIntField_JNIEnv705     jint GetIntField(jobject obj, jfieldID fieldID)
706     { return functions->GetIntField(this, obj, fieldID); }
GetLongField_JNIEnv707     jlong GetLongField(jobject obj, jfieldID fieldID)
708     { return functions->GetLongField(this, obj, fieldID); }
GetFloatField_JNIEnv709     jfloat GetFloatField(jobject obj, jfieldID fieldID)
710     { return functions->GetFloatField(this, obj, fieldID); }
GetDoubleField_JNIEnv711     jdouble GetDoubleField(jobject obj, jfieldID fieldID)
712     { return functions->GetDoubleField(this, obj, fieldID); }
713 
SetObjectField_JNIEnv714     void SetObjectField(jobject obj, jfieldID fieldID, jobject value)
715     { functions->SetObjectField(this, obj, fieldID, value); }
SetBooleanField_JNIEnv716     void SetBooleanField(jobject obj, jfieldID fieldID, jboolean value)
717     { functions->SetBooleanField(this, obj, fieldID, value); }
SetByteField_JNIEnv718     void SetByteField(jobject obj, jfieldID fieldID, jbyte value)
719     { functions->SetByteField(this, obj, fieldID, value); }
SetCharField_JNIEnv720     void SetCharField(jobject obj, jfieldID fieldID, jchar value)
721     { functions->SetCharField(this, obj, fieldID, value); }
SetShortField_JNIEnv722     void SetShortField(jobject obj, jfieldID fieldID, jshort value)
723     { functions->SetShortField(this, obj, fieldID, value); }
SetIntField_JNIEnv724     void SetIntField(jobject obj, jfieldID fieldID, jint value)
725     { functions->SetIntField(this, obj, fieldID, value); }
SetLongField_JNIEnv726     void SetLongField(jobject obj, jfieldID fieldID, jlong value)
727     { functions->SetLongField(this, obj, fieldID, value); }
SetFloatField_JNIEnv728     void SetFloatField(jobject obj, jfieldID fieldID, jfloat value)
729     { functions->SetFloatField(this, obj, fieldID, value); }
SetDoubleField_JNIEnv730     void SetDoubleField(jobject obj, jfieldID fieldID, jdouble value)
731     { functions->SetDoubleField(this, obj, fieldID, value); }
732 
GetStaticMethodID_JNIEnv733     jmethodID GetStaticMethodID(jclass clazz, const char* name, const char* sig)
734     { return functions->GetStaticMethodID(this, clazz, name, sig); }
735 
736 #define CALL_STATIC_TYPE_METHOD(_jtype, _jname)                             \
737     _jtype CallStatic##_jname##Method(jclass clazz, jmethodID methodID,     \
738         ...)                                                                \
739     {                                                                       \
740         _jtype result;                                                      \
741         va_list args;                                                       \
742         va_start(args, methodID);                                           \
743         result = functions->CallStatic##_jname##MethodV(this, clazz,        \
744                     methodID, args);                                        \
745         va_end(args);                                                       \
746         return result;                                                      \
747     }
748 #define CALL_STATIC_TYPE_METHODV(_jtype, _jname)                            \
749     _jtype CallStatic##_jname##MethodV(jclass clazz, jmethodID methodID,    \
750         va_list args)                                                       \
751     { return functions->CallStatic##_jname##MethodV(this, clazz, methodID,  \
752         args); }
753 #define CALL_STATIC_TYPE_METHODA(_jtype, _jname)                            \
754     _jtype CallStatic##_jname##MethodA(jclass clazz, jmethodID methodID,    \
755                                        const jvalue* args)                  \
756     { return functions->CallStatic##_jname##MethodA(this, clazz, methodID,  \
757         args); }
758 
759 #define CALL_STATIC_TYPE(_jtype, _jname)                                    \
760     CALL_STATIC_TYPE_METHOD(_jtype, _jname)                                 \
761     CALL_STATIC_TYPE_METHODV(_jtype, _jname)                                \
762     CALL_STATIC_TYPE_METHODA(_jtype, _jname)
763 
CALL_STATIC_TYPE_JNIEnv764     CALL_STATIC_TYPE(jobject, Object)
765     CALL_STATIC_TYPE(jboolean, Boolean)
766     CALL_STATIC_TYPE(jbyte, Byte)
767     CALL_STATIC_TYPE(jchar, Char)
768     CALL_STATIC_TYPE(jshort, Short)
769     CALL_STATIC_TYPE(jint, Int)
770     CALL_STATIC_TYPE(jlong, Long)
771     CALL_STATIC_TYPE(jfloat, Float)
772     CALL_STATIC_TYPE(jdouble, Double)
773 
774     void CallStaticVoidMethod(jclass clazz, jmethodID methodID, ...)
775     {
776         va_list args;
777         va_start(args, methodID);
778         functions->CallStaticVoidMethodV(this, clazz, methodID, args);
779         va_end(args);
780     }
CallStaticVoidMethodV_JNIEnv781     void CallStaticVoidMethodV(jclass clazz, jmethodID methodID, va_list args)
782     { functions->CallStaticVoidMethodV(this, clazz, methodID, args); }
CallStaticVoidMethodA_JNIEnv783     void CallStaticVoidMethodA(jclass clazz, jmethodID methodID, const jvalue* args)
784     { functions->CallStaticVoidMethodA(this, clazz, methodID, args); }
785 
GetStaticFieldID_JNIEnv786     jfieldID GetStaticFieldID(jclass clazz, const char* name, const char* sig)
787     { return functions->GetStaticFieldID(this, clazz, name, sig); }
788 
GetStaticObjectField_JNIEnv789     jobject GetStaticObjectField(jclass clazz, jfieldID fieldID)
790     { return functions->GetStaticObjectField(this, clazz, fieldID); }
GetStaticBooleanField_JNIEnv791     jboolean GetStaticBooleanField(jclass clazz, jfieldID fieldID)
792     { return functions->GetStaticBooleanField(this, clazz, fieldID); }
GetStaticByteField_JNIEnv793     jbyte GetStaticByteField(jclass clazz, jfieldID fieldID)
794     { return functions->GetStaticByteField(this, clazz, fieldID); }
GetStaticCharField_JNIEnv795     jchar GetStaticCharField(jclass clazz, jfieldID fieldID)
796     { return functions->GetStaticCharField(this, clazz, fieldID); }
GetStaticShortField_JNIEnv797     jshort GetStaticShortField(jclass clazz, jfieldID fieldID)
798     { return functions->GetStaticShortField(this, clazz, fieldID); }
GetStaticIntField_JNIEnv799     jint GetStaticIntField(jclass clazz, jfieldID fieldID)
800     { return functions->GetStaticIntField(this, clazz, fieldID); }
GetStaticLongField_JNIEnv801     jlong GetStaticLongField(jclass clazz, jfieldID fieldID)
802     { return functions->GetStaticLongField(this, clazz, fieldID); }
GetStaticFloatField_JNIEnv803     jfloat GetStaticFloatField(jclass clazz, jfieldID fieldID)
804     { return functions->GetStaticFloatField(this, clazz, fieldID); }
GetStaticDoubleField_JNIEnv805     jdouble GetStaticDoubleField(jclass clazz, jfieldID fieldID)
806     { return functions->GetStaticDoubleField(this, clazz, fieldID); }
807 
SetStaticObjectField_JNIEnv808     void SetStaticObjectField(jclass clazz, jfieldID fieldID, jobject value)
809     { functions->SetStaticObjectField(this, clazz, fieldID, value); }
SetStaticBooleanField_JNIEnv810     void SetStaticBooleanField(jclass clazz, jfieldID fieldID, jboolean value)
811     { functions->SetStaticBooleanField(this, clazz, fieldID, value); }
SetStaticByteField_JNIEnv812     void SetStaticByteField(jclass clazz, jfieldID fieldID, jbyte value)
813     { functions->SetStaticByteField(this, clazz, fieldID, value); }
SetStaticCharField_JNIEnv814     void SetStaticCharField(jclass clazz, jfieldID fieldID, jchar value)
815     { functions->SetStaticCharField(this, clazz, fieldID, value); }
SetStaticShortField_JNIEnv816     void SetStaticShortField(jclass clazz, jfieldID fieldID, jshort value)
817     { functions->SetStaticShortField(this, clazz, fieldID, value); }
SetStaticIntField_JNIEnv818     void SetStaticIntField(jclass clazz, jfieldID fieldID, jint value)
819     { functions->SetStaticIntField(this, clazz, fieldID, value); }
SetStaticLongField_JNIEnv820     void SetStaticLongField(jclass clazz, jfieldID fieldID, jlong value)
821     { functions->SetStaticLongField(this, clazz, fieldID, value); }
SetStaticFloatField_JNIEnv822     void SetStaticFloatField(jclass clazz, jfieldID fieldID, jfloat value)
823     { functions->SetStaticFloatField(this, clazz, fieldID, value); }
SetStaticDoubleField_JNIEnv824     void SetStaticDoubleField(jclass clazz, jfieldID fieldID, jdouble value)
825     { functions->SetStaticDoubleField(this, clazz, fieldID, value); }
826 
NewString_JNIEnv827     jstring NewString(const jchar* unicodeChars, jsize len)
828     { return functions->NewString(this, unicodeChars, len); }
829 
GetStringLength_JNIEnv830     jsize GetStringLength(jstring string)
831     { return functions->GetStringLength(this, string); }
832 
GetStringChars_JNIEnv833     const jchar* GetStringChars(jstring string, jboolean* isCopy)
834     { return functions->GetStringChars(this, string, isCopy); }
835 
ReleaseStringChars_JNIEnv836     void ReleaseStringChars(jstring string, const jchar* chars)
837     { functions->ReleaseStringChars(this, string, chars); }
838 
NewStringUTF_JNIEnv839     jstring NewStringUTF(const char* bytes)
840     { return functions->NewStringUTF(this, bytes); }
841 
GetStringUTFLength_JNIEnv842     jsize GetStringUTFLength(jstring string)
843     { return functions->GetStringUTFLength(this, string); }
844 
GetStringUTFChars_JNIEnv845     const char* GetStringUTFChars(jstring string, jboolean* isCopy)
846     { return functions->GetStringUTFChars(this, string, isCopy); }
847 
ReleaseStringUTFChars_JNIEnv848     void ReleaseStringUTFChars(jstring string, const char* utf)
849     { functions->ReleaseStringUTFChars(this, string, utf); }
850 
GetArrayLength_JNIEnv851     jsize GetArrayLength(jarray array)
852     { return functions->GetArrayLength(this, array); }
853 
NewObjectArray_JNIEnv854     jobjectArray NewObjectArray(jsize length, jclass elementClass,
855         jobject initialElement)
856     { return functions->NewObjectArray(this, length, elementClass,
857         initialElement); }
858 
GetObjectArrayElement_JNIEnv859     jobject GetObjectArrayElement(jobjectArray array, jsize index)
860     { return functions->GetObjectArrayElement(this, array, index); }
861 
SetObjectArrayElement_JNIEnv862     void SetObjectArrayElement(jobjectArray array, jsize index, jobject value)
863     { functions->SetObjectArrayElement(this, array, index, value); }
864 
NewBooleanArray_JNIEnv865     jbooleanArray NewBooleanArray(jsize length)
866     { return functions->NewBooleanArray(this, length); }
NewByteArray_JNIEnv867     jbyteArray NewByteArray(jsize length)
868     { return functions->NewByteArray(this, length); }
NewCharArray_JNIEnv869     jcharArray NewCharArray(jsize length)
870     { return functions->NewCharArray(this, length); }
NewShortArray_JNIEnv871     jshortArray NewShortArray(jsize length)
872     { return functions->NewShortArray(this, length); }
NewIntArray_JNIEnv873     jintArray NewIntArray(jsize length)
874     { return functions->NewIntArray(this, length); }
NewLongArray_JNIEnv875     jlongArray NewLongArray(jsize length)
876     { return functions->NewLongArray(this, length); }
NewFloatArray_JNIEnv877     jfloatArray NewFloatArray(jsize length)
878     { return functions->NewFloatArray(this, length); }
NewDoubleArray_JNIEnv879     jdoubleArray NewDoubleArray(jsize length)
880     { return functions->NewDoubleArray(this, length); }
881 
GetBooleanArrayElements_JNIEnv882     jboolean* GetBooleanArrayElements(jbooleanArray array, jboolean* isCopy)
883     { return functions->GetBooleanArrayElements(this, array, isCopy); }
GetByteArrayElements_JNIEnv884     jbyte* GetByteArrayElements(jbyteArray array, jboolean* isCopy)
885     { return functions->GetByteArrayElements(this, array, isCopy); }
GetCharArrayElements_JNIEnv886     jchar* GetCharArrayElements(jcharArray array, jboolean* isCopy)
887     { return functions->GetCharArrayElements(this, array, isCopy); }
GetShortArrayElements_JNIEnv888     jshort* GetShortArrayElements(jshortArray array, jboolean* isCopy)
889     { return functions->GetShortArrayElements(this, array, isCopy); }
GetIntArrayElements_JNIEnv890     jint* GetIntArrayElements(jintArray array, jboolean* isCopy)
891     { return functions->GetIntArrayElements(this, array, isCopy); }
GetLongArrayElements_JNIEnv892     jlong* GetLongArrayElements(jlongArray array, jboolean* isCopy)
893     { return functions->GetLongArrayElements(this, array, isCopy); }
GetFloatArrayElements_JNIEnv894     jfloat* GetFloatArrayElements(jfloatArray array, jboolean* isCopy)
895     { return functions->GetFloatArrayElements(this, array, isCopy); }
GetDoubleArrayElements_JNIEnv896     jdouble* GetDoubleArrayElements(jdoubleArray array, jboolean* isCopy)
897     { return functions->GetDoubleArrayElements(this, array, isCopy); }
898 
ReleaseBooleanArrayElements_JNIEnv899     void ReleaseBooleanArrayElements(jbooleanArray array, jboolean* elems,
900         jint mode)
901     { functions->ReleaseBooleanArrayElements(this, array, elems, mode); }
ReleaseByteArrayElements_JNIEnv902     void ReleaseByteArrayElements(jbyteArray array, jbyte* elems,
903         jint mode)
904     { functions->ReleaseByteArrayElements(this, array, elems, mode); }
ReleaseCharArrayElements_JNIEnv905     void ReleaseCharArrayElements(jcharArray array, jchar* elems,
906         jint mode)
907     { functions->ReleaseCharArrayElements(this, array, elems, mode); }
ReleaseShortArrayElements_JNIEnv908     void ReleaseShortArrayElements(jshortArray array, jshort* elems,
909         jint mode)
910     { functions->ReleaseShortArrayElements(this, array, elems, mode); }
ReleaseIntArrayElements_JNIEnv911     void ReleaseIntArrayElements(jintArray array, jint* elems,
912         jint mode)
913     { functions->ReleaseIntArrayElements(this, array, elems, mode); }
ReleaseLongArrayElements_JNIEnv914     void ReleaseLongArrayElements(jlongArray array, jlong* elems,
915         jint mode)
916     { functions->ReleaseLongArrayElements(this, array, elems, mode); }
ReleaseFloatArrayElements_JNIEnv917     void ReleaseFloatArrayElements(jfloatArray array, jfloat* elems,
918         jint mode)
919     { functions->ReleaseFloatArrayElements(this, array, elems, mode); }
ReleaseDoubleArrayElements_JNIEnv920     void ReleaseDoubleArrayElements(jdoubleArray array, jdouble* elems,
921         jint mode)
922     { functions->ReleaseDoubleArrayElements(this, array, elems, mode); }
923 
GetBooleanArrayRegion_JNIEnv924     void GetBooleanArrayRegion(jbooleanArray array, jsize start, jsize len,
925         jboolean* buf)
926     { functions->GetBooleanArrayRegion(this, array, start, len, buf); }
GetByteArrayRegion_JNIEnv927     void GetByteArrayRegion(jbyteArray array, jsize start, jsize len,
928         jbyte* buf)
929     { functions->GetByteArrayRegion(this, array, start, len, buf); }
GetCharArrayRegion_JNIEnv930     void GetCharArrayRegion(jcharArray array, jsize start, jsize len,
931         jchar* buf)
932     { functions->GetCharArrayRegion(this, array, start, len, buf); }
GetShortArrayRegion_JNIEnv933     void GetShortArrayRegion(jshortArray array, jsize start, jsize len,
934         jshort* buf)
935     { functions->GetShortArrayRegion(this, array, start, len, buf); }
GetIntArrayRegion_JNIEnv936     void GetIntArrayRegion(jintArray array, jsize start, jsize len,
937         jint* buf)
938     { functions->GetIntArrayRegion(this, array, start, len, buf); }
GetLongArrayRegion_JNIEnv939     void GetLongArrayRegion(jlongArray array, jsize start, jsize len,
940         jlong* buf)
941     { functions->GetLongArrayRegion(this, array, start, len, buf); }
GetFloatArrayRegion_JNIEnv942     void GetFloatArrayRegion(jfloatArray array, jsize start, jsize len,
943         jfloat* buf)
944     { functions->GetFloatArrayRegion(this, array, start, len, buf); }
GetDoubleArrayRegion_JNIEnv945     void GetDoubleArrayRegion(jdoubleArray array, jsize start, jsize len,
946         jdouble* buf)
947     { functions->GetDoubleArrayRegion(this, array, start, len, buf); }
948 
SetBooleanArrayRegion_JNIEnv949     void SetBooleanArrayRegion(jbooleanArray array, jsize start, jsize len,
950         const jboolean* buf)
951     { functions->SetBooleanArrayRegion(this, array, start, len, buf); }
SetByteArrayRegion_JNIEnv952     void SetByteArrayRegion(jbyteArray array, jsize start, jsize len,
953         const jbyte* buf)
954     { functions->SetByteArrayRegion(this, array, start, len, buf); }
SetCharArrayRegion_JNIEnv955     void SetCharArrayRegion(jcharArray array, jsize start, jsize len,
956         const jchar* buf)
957     { functions->SetCharArrayRegion(this, array, start, len, buf); }
SetShortArrayRegion_JNIEnv958     void SetShortArrayRegion(jshortArray array, jsize start, jsize len,
959         const jshort* buf)
960     { functions->SetShortArrayRegion(this, array, start, len, buf); }
SetIntArrayRegion_JNIEnv961     void SetIntArrayRegion(jintArray array, jsize start, jsize len,
962         const jint* buf)
963     { functions->SetIntArrayRegion(this, array, start, len, buf); }
SetLongArrayRegion_JNIEnv964     void SetLongArrayRegion(jlongArray array, jsize start, jsize len,
965         const jlong* buf)
966     { functions->SetLongArrayRegion(this, array, start, len, buf); }
SetFloatArrayRegion_JNIEnv967     void SetFloatArrayRegion(jfloatArray array, jsize start, jsize len,
968         const jfloat* buf)
969     { functions->SetFloatArrayRegion(this, array, start, len, buf); }
SetDoubleArrayRegion_JNIEnv970     void SetDoubleArrayRegion(jdoubleArray array, jsize start, jsize len,
971         const jdouble* buf)
972     { functions->SetDoubleArrayRegion(this, array, start, len, buf); }
973 
RegisterNatives_JNIEnv974     jint RegisterNatives(jclass clazz, const JNINativeMethod* methods,
975         jint nMethods)
976     { return functions->RegisterNatives(this, clazz, methods, nMethods); }
977 
UnregisterNatives_JNIEnv978     jint UnregisterNatives(jclass clazz)
979     { return functions->UnregisterNatives(this, clazz); }
980 
MonitorEnter_JNIEnv981     jint MonitorEnter(jobject obj)
982     { return functions->MonitorEnter(this, obj); }
983 
MonitorExit_JNIEnv984     jint MonitorExit(jobject obj)
985     { return functions->MonitorExit(this, obj); }
986 
GetJavaVM_JNIEnv987     jint GetJavaVM(JavaVM** vm)
988     { return functions->GetJavaVM(this, vm); }
989 
GetStringRegion_JNIEnv990     void GetStringRegion(jstring str, jsize start, jsize len, jchar* buf)
991     { functions->GetStringRegion(this, str, start, len, buf); }
992 
GetStringUTFRegion_JNIEnv993     void GetStringUTFRegion(jstring str, jsize start, jsize len, char* buf)
994     { return functions->GetStringUTFRegion(this, str, start, len, buf); }
995 
GetPrimitiveArrayCritical_JNIEnv996     void* GetPrimitiveArrayCritical(jarray array, jboolean* isCopy)
997     { return functions->GetPrimitiveArrayCritical(this, array, isCopy); }
998 
ReleasePrimitiveArrayCritical_JNIEnv999     void ReleasePrimitiveArrayCritical(jarray array, void* carray, jint mode)
1000     { functions->ReleasePrimitiveArrayCritical(this, array, carray, mode); }
1001 
GetStringCritical_JNIEnv1002     const jchar* GetStringCritical(jstring string, jboolean* isCopy)
1003     { return functions->GetStringCritical(this, string, isCopy); }
1004 
ReleaseStringCritical_JNIEnv1005     void ReleaseStringCritical(jstring string, const jchar* carray)
1006     { functions->ReleaseStringCritical(this, string, carray); }
1007 
NewWeakGlobalRef_JNIEnv1008     jweak NewWeakGlobalRef(jobject obj)
1009     { return functions->NewWeakGlobalRef(this, obj); }
1010 
DeleteWeakGlobalRef_JNIEnv1011     void DeleteWeakGlobalRef(jweak obj)
1012     { functions->DeleteWeakGlobalRef(this, obj); }
1013 
ExceptionCheck_JNIEnv1014     jboolean ExceptionCheck()
1015     { return functions->ExceptionCheck(this); }
1016 
NewDirectByteBuffer_JNIEnv1017     jobject NewDirectByteBuffer(void* address, jlong capacity)
1018     { return functions->NewDirectByteBuffer(this, address, capacity); }
1019 
GetDirectBufferAddress_JNIEnv1020     void* GetDirectBufferAddress(jobject buf)
1021     { return functions->GetDirectBufferAddress(this, buf); }
1022 
GetDirectBufferCapacity_JNIEnv1023     jlong GetDirectBufferCapacity(jobject buf)
1024     { return functions->GetDirectBufferCapacity(this, buf); }
1025 
1026     /* added in JNI 1.6 */
GetObjectRefType_JNIEnv1027     jobjectRefType GetObjectRefType(jobject obj)
1028     { return functions->GetObjectRefType(this, obj); }
1029 #endif /*__cplusplus*/
1030 };
1031 
1032 
1033 /*
1034  * JNI invocation interface.
1035  */
1036 struct JNIInvokeInterface {
1037     void*       reserved0;
1038     void*       reserved1;
1039     void*       reserved2;
1040 
1041     jint        (*DestroyJavaVM)(JavaVM*);
1042     jint        (*AttachCurrentThread)(JavaVM*, JNIEnv**, void*);
1043     jint        (*DetachCurrentThread)(JavaVM*);
1044     jint        (*GetEnv)(JavaVM*, void**, jint);
1045     jint        (*AttachCurrentThreadAsDaemon)(JavaVM*, JNIEnv**, void*);
1046 };
1047 
1048 /*
1049  * C++ version.
1050  */
1051 struct _JavaVM {
1052     const struct JNIInvokeInterface* functions;
1053 
1054 #if defined(__cplusplus)
DestroyJavaVM_JavaVM1055     jint DestroyJavaVM()
1056     { return functions->DestroyJavaVM(this); }
AttachCurrentThread_JavaVM1057     jint AttachCurrentThread(JNIEnv** p_env, void* thr_args)
1058     { return functions->AttachCurrentThread(this, p_env, thr_args); }
DetachCurrentThread_JavaVM1059     jint DetachCurrentThread()
1060     { return functions->DetachCurrentThread(this); }
GetEnv_JavaVM1061     jint GetEnv(void** env, jint version)
1062     { return functions->GetEnv(this, env, version); }
AttachCurrentThreadAsDaemon_JavaVM1063     jint AttachCurrentThreadAsDaemon(JNIEnv** p_env, void* thr_args)
1064     { return functions->AttachCurrentThreadAsDaemon(this, p_env, thr_args); }
1065 #endif /*__cplusplus*/
1066 };
1067 
1068 struct JavaVMAttachArgs {
1069     jint        version;    /* must be >= JNI_VERSION_1_2 */
1070     const char* name;       /* NULL or name of thread as modified UTF-8 str */
1071     jobject     group;      /* global ref of a ThreadGroup object, or NULL */
1072 };
1073 typedef struct JavaVMAttachArgs JavaVMAttachArgs;
1074 
1075 /*
1076  * JNI 1.2+ initialization.  (As of 1.6, the pre-1.2 structures are no
1077  * longer supported.)
1078  */
1079 typedef struct JavaVMOption {
1080     const char* optionString;
1081     void*       extraInfo;
1082 } JavaVMOption;
1083 
1084 typedef struct JavaVMInitArgs {
1085     jint        version;    /* use JNI_VERSION_1_2 or later */
1086 
1087     jint        nOptions;
1088     JavaVMOption* options;
1089     jboolean    ignoreUnrecognized;
1090 } JavaVMInitArgs;
1091 
1092 #ifdef __cplusplus
1093 extern "C" {
1094 #endif
1095 /*
1096  * VM initialization functions.
1097  *
1098  * Note these are the only symbols exported for JNI by the VM.
1099  */
1100 jint JNI_GetDefaultJavaVMInitArgs(void*);
1101 jint JNI_CreateJavaVM(JavaVM**, JNIEnv**, void*);
1102 jint JNI_GetCreatedJavaVMs(JavaVM**, jsize, jsize*);
1103 
1104 #define JNIIMPORT
1105 #define JNIEXPORT  __attribute__ ((visibility ("default")))
1106 #define JNICALL
1107 
1108 /*
1109  * Prototypes for functions exported by loadable shared libs.  These are
1110  * called by JNI, not provided by JNI.
1111  */
1112 JNIEXPORT jint JNI_OnLoad(JavaVM* vm, void* reserved);
1113 JNIEXPORT void JNI_OnUnload(JavaVM* vm, void* reserved);
1114 
1115 #ifdef __cplusplus
1116 }
1117 #endif
1118 
1119 
1120 /*
1121  * Manifest constants.
1122  */
1123 #define JNI_FALSE   0
1124 #define JNI_TRUE    1
1125 
1126 #define JNI_VERSION_1_1 0x00010001
1127 #define JNI_VERSION_1_2 0x00010002
1128 #define JNI_VERSION_1_4 0x00010004
1129 #define JNI_VERSION_1_6 0x00010006
1130 
1131 #define JNI_OK          (0)         /* no error */
1132 #define JNI_ERR         (-1)        /* generic error */
1133 #define JNI_EDETACHED   (-2)        /* thread detached from the VM */
1134 #define JNI_EVERSION    (-3)        /* JNI version error */
1135 #define JNI_ENOMEM      (-4)        /* Out of memory */
1136 #define JNI_EEXIST      (-5)        /* VM already created */
1137 #define JNI_EINVAL      (-6)        /* Invalid argument */
1138 
1139 #define JNI_COMMIT      1           /* copy content, do not free buffer */
1140 #define JNI_ABORT       2           /* free buffer w/o copying back */
1141 
1142