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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 #ifndef JNI_H_
25 #define JNI_H_
26 
27 #include <stdarg.h>
28 #include <stdint.h>
29 
30 /* Primitive types that match up with Java equivalents. */
31 typedef uint8_t  jboolean; /* unsigned 8 bits */
32 typedef int8_t   jbyte;    /* signed 8 bits */
33 typedef uint16_t jchar;    /* unsigned 16 bits */
34 typedef int16_t  jshort;   /* signed 16 bits */
35 typedef int32_t  jint;     /* signed 32 bits */
36 typedef int64_t  jlong;    /* signed 64 bits */
37 typedef float    jfloat;   /* 32-bit IEEE 754 */
38 typedef double   jdouble;  /* 64-bit IEEE 754 */
39 
40 /* "cardinal indices and sizes" */
41 typedef jint     jsize;
42 
43 #ifdef __cplusplus
44 /*
45  * Reference types, in C++
46  */
47 class _jobject {};
48 class _jclass : public _jobject {};
49 class _jstring : public _jobject {};
50 class _jarray : public _jobject {};
51 class _jobjectArray : public _jarray {};
52 class _jbooleanArray : public _jarray {};
53 class _jbyteArray : public _jarray {};
54 class _jcharArray : public _jarray {};
55 class _jshortArray : public _jarray {};
56 class _jintArray : public _jarray {};
57 class _jlongArray : public _jarray {};
58 class _jfloatArray : public _jarray {};
59 class _jdoubleArray : public _jarray {};
60 class _jthrowable : public _jobject {};
61 
62 typedef _jobject*       jobject;
63 typedef _jclass*        jclass;
64 typedef _jstring*       jstring;
65 typedef _jarray*        jarray;
66 typedef _jobjectArray*  jobjectArray;
67 typedef _jbooleanArray* jbooleanArray;
68 typedef _jbyteArray*    jbyteArray;
69 typedef _jcharArray*    jcharArray;
70 typedef _jshortArray*   jshortArray;
71 typedef _jintArray*     jintArray;
72 typedef _jlongArray*    jlongArray;
73 typedef _jfloatArray*   jfloatArray;
74 typedef _jdoubleArray*  jdoubleArray;
75 typedef _jthrowable*    jthrowable;
76 typedef _jobject*       jweak;
77 
78 
79 #else /* not __cplusplus */
80 
81 /*
82  * Reference types, in C.
83  */
84 typedef void*           jobject;
85 typedef jobject         jclass;
86 typedef jobject         jstring;
87 typedef jobject         jarray;
88 typedef jarray          jobjectArray;
89 typedef jarray          jbooleanArray;
90 typedef jarray          jbyteArray;
91 typedef jarray          jcharArray;
92 typedef jarray          jshortArray;
93 typedef jarray          jintArray;
94 typedef jarray          jlongArray;
95 typedef jarray          jfloatArray;
96 typedef jarray          jdoubleArray;
97 typedef jobject         jthrowable;
98 typedef jobject         jweak;
99 
100 #endif /* not __cplusplus */
101 
102 struct _jfieldID;                       /* opaque structure */
103 typedef struct _jfieldID* jfieldID;     /* field IDs */
104 
105 struct _jmethodID;                      /* opaque structure */
106 typedef struct _jmethodID* jmethodID;   /* method IDs */
107 
108 struct JNIInvokeInterface;
109 
110 typedef union jvalue {
111     jboolean    z;
112     jbyte       b;
113     jchar       c;
114     jshort      s;
115     jint        i;
116     jlong       j;
117     jfloat      f;
118     jdouble     d;
119     jobject     l;
120 } jvalue;
121 
122 typedef enum jobjectRefType {
123     JNIInvalidRefType = 0,
124     JNILocalRefType = 1,
125     JNIGlobalRefType = 2,
126     JNIWeakGlobalRefType = 3
127 } jobjectRefType;
128 
129 typedef struct {
130     const char* name;
131     const char* signature;
132     void*       fnPtr;
133 } JNINativeMethod;
134 
135 struct _JNIEnv;
136 struct _JavaVM;
137 typedef const struct JNINativeInterface* C_JNIEnv;
138 
139 #if defined(__cplusplus)
140 typedef _JNIEnv JNIEnv;
141 typedef _JavaVM JavaVM;
142 #else
143 typedef const struct JNINativeInterface* JNIEnv;
144 typedef const struct JNIInvokeInterface* JavaVM;
145 #endif
146 
147 /*
148  * Table of interface function pointers.
149  */
150 struct JNINativeInterface {
151     void*       reserved0;
152     void*       reserved1;
153     void*       reserved2;
154     void*       reserved3;
155 
156     jint        (*GetVersion)(JNIEnv *);
157 
158     jclass      (*DefineClass)(JNIEnv*, const char*, jobject, const jbyte*,
159                         jsize);
160     jclass      (*FindClass)(JNIEnv*, const char*);
161 
162     jmethodID   (*FromReflectedMethod)(JNIEnv*, jobject);
163     jfieldID    (*FromReflectedField)(JNIEnv*, jobject);
164     /* spec doesn't show jboolean parameter */
165     jobject     (*ToReflectedMethod)(JNIEnv*, jclass, jmethodID, jboolean);
166 
167     jclass      (*GetSuperclass)(JNIEnv*, jclass);
168     jboolean    (*IsAssignableFrom)(JNIEnv*, jclass, jclass);
169 
170     /* spec doesn't show jboolean parameter */
171     jobject     (*ToReflectedField)(JNIEnv*, jclass, jfieldID, jboolean);
172 
173     jint        (*Throw)(JNIEnv*, jthrowable);
174     jint        (*ThrowNew)(JNIEnv *, jclass, const char *);
175     jthrowable  (*ExceptionOccurred)(JNIEnv*);
176     void        (*ExceptionDescribe)(JNIEnv*);
177     void        (*ExceptionClear)(JNIEnv*);
178     void        (*FatalError)(JNIEnv*, const char*);
179 
180     jint        (*PushLocalFrame)(JNIEnv*, jint);
181     jobject     (*PopLocalFrame)(JNIEnv*, jobject);
182 
183     jobject     (*NewGlobalRef)(JNIEnv*, jobject);
184     void        (*DeleteGlobalRef)(JNIEnv*, jobject);
185     void        (*DeleteLocalRef)(JNIEnv*, jobject);
186     jboolean    (*IsSameObject)(JNIEnv*, jobject, jobject);
187 
188     jobject     (*NewLocalRef)(JNIEnv*, jobject);
189     jint        (*EnsureLocalCapacity)(JNIEnv*, jint);
190 
191     jobject     (*AllocObject)(JNIEnv*, jclass);
192     jobject     (*NewObject)(JNIEnv*, jclass, jmethodID, ...);
193     jobject     (*NewObjectV)(JNIEnv*, jclass, jmethodID, va_list);
194     jobject     (*NewObjectA)(JNIEnv*, jclass, jmethodID, jvalue*);
195 
196     jclass      (*GetObjectClass)(JNIEnv*, jobject);
197     jboolean    (*IsInstanceOf)(JNIEnv*, jobject, jclass);
198     jmethodID   (*GetMethodID)(JNIEnv*, jclass, const char*, const char*);
199 
200     jobject     (*CallObjectMethod)(JNIEnv*, jobject, jmethodID, ...);
201     jobject     (*CallObjectMethodV)(JNIEnv*, jobject, jmethodID, va_list);
202     jobject     (*CallObjectMethodA)(JNIEnv*, jobject, jmethodID, jvalue*);
203     jboolean    (*CallBooleanMethod)(JNIEnv*, jobject, jmethodID, ...);
204     jboolean    (*CallBooleanMethodV)(JNIEnv*, jobject, jmethodID, va_list);
205     jboolean    (*CallBooleanMethodA)(JNIEnv*, jobject, jmethodID, jvalue*);
206     jbyte       (*CallByteMethod)(JNIEnv*, jobject, jmethodID, ...);
207     jbyte       (*CallByteMethodV)(JNIEnv*, jobject, jmethodID, va_list);
208     jbyte       (*CallByteMethodA)(JNIEnv*, jobject, jmethodID, jvalue*);
209     jchar       (*CallCharMethod)(JNIEnv*, jobject, jmethodID, ...);
210     jchar       (*CallCharMethodV)(JNIEnv*, jobject, jmethodID, va_list);
211     jchar       (*CallCharMethodA)(JNIEnv*, jobject, jmethodID, jvalue*);
212     jshort      (*CallShortMethod)(JNIEnv*, jobject, jmethodID, ...);
213     jshort      (*CallShortMethodV)(JNIEnv*, jobject, jmethodID, va_list);
214     jshort      (*CallShortMethodA)(JNIEnv*, jobject, jmethodID, jvalue*);
215     jint        (*CallIntMethod)(JNIEnv*, jobject, jmethodID, ...);
216     jint        (*CallIntMethodV)(JNIEnv*, jobject, jmethodID, va_list);
217     jint        (*CallIntMethodA)(JNIEnv*, jobject, jmethodID, jvalue*);
218     jlong       (*CallLongMethod)(JNIEnv*, jobject, jmethodID, ...);
219     jlong       (*CallLongMethodV)(JNIEnv*, jobject, jmethodID, va_list);
220     jlong       (*CallLongMethodA)(JNIEnv*, jobject, jmethodID, jvalue*);
221     jfloat      (*CallFloatMethod)(JNIEnv*, jobject, jmethodID, ...);
222     jfloat      (*CallFloatMethodV)(JNIEnv*, jobject, jmethodID, va_list);
223     jfloat      (*CallFloatMethodA)(JNIEnv*, jobject, jmethodID, jvalue*);
224     jdouble     (*CallDoubleMethod)(JNIEnv*, jobject, jmethodID, ...);
225     jdouble     (*CallDoubleMethodV)(JNIEnv*, jobject, jmethodID, va_list);
226     jdouble     (*CallDoubleMethodA)(JNIEnv*, jobject, jmethodID, jvalue*);
227     void        (*CallVoidMethod)(JNIEnv*, jobject, jmethodID, ...);
228     void        (*CallVoidMethodV)(JNIEnv*, jobject, jmethodID, va_list);
229     void        (*CallVoidMethodA)(JNIEnv*, jobject, jmethodID, jvalue*);
230 
231     jobject     (*CallNonvirtualObjectMethod)(JNIEnv*, jobject, jclass,
232                         jmethodID, ...);
233     jobject     (*CallNonvirtualObjectMethodV)(JNIEnv*, jobject, jclass,
234                         jmethodID, va_list);
235     jobject     (*CallNonvirtualObjectMethodA)(JNIEnv*, jobject, jclass,
236                         jmethodID, jvalue*);
237     jboolean    (*CallNonvirtualBooleanMethod)(JNIEnv*, jobject, jclass,
238                         jmethodID, ...);
239     jboolean    (*CallNonvirtualBooleanMethodV)(JNIEnv*, jobject, jclass,
240                          jmethodID, va_list);
241     jboolean    (*CallNonvirtualBooleanMethodA)(JNIEnv*, jobject, jclass,
242                          jmethodID, jvalue*);
243     jbyte       (*CallNonvirtualByteMethod)(JNIEnv*, jobject, jclass,
244                         jmethodID, ...);
245     jbyte       (*CallNonvirtualByteMethodV)(JNIEnv*, jobject, jclass,
246                         jmethodID, va_list);
247     jbyte       (*CallNonvirtualByteMethodA)(JNIEnv*, jobject, jclass,
248                         jmethodID, jvalue*);
249     jchar       (*CallNonvirtualCharMethod)(JNIEnv*, jobject, jclass,
250                         jmethodID, ...);
251     jchar       (*CallNonvirtualCharMethodV)(JNIEnv*, jobject, jclass,
252                         jmethodID, va_list);
253     jchar       (*CallNonvirtualCharMethodA)(JNIEnv*, jobject, jclass,
254                         jmethodID, jvalue*);
255     jshort      (*CallNonvirtualShortMethod)(JNIEnv*, jobject, jclass,
256                         jmethodID, ...);
257     jshort      (*CallNonvirtualShortMethodV)(JNIEnv*, jobject, jclass,
258                         jmethodID, va_list);
259     jshort      (*CallNonvirtualShortMethodA)(JNIEnv*, jobject, jclass,
260                         jmethodID, jvalue*);
261     jint        (*CallNonvirtualIntMethod)(JNIEnv*, jobject, jclass,
262                         jmethodID, ...);
263     jint        (*CallNonvirtualIntMethodV)(JNIEnv*, jobject, jclass,
264                         jmethodID, va_list);
265     jint        (*CallNonvirtualIntMethodA)(JNIEnv*, jobject, jclass,
266                         jmethodID, jvalue*);
267     jlong       (*CallNonvirtualLongMethod)(JNIEnv*, jobject, jclass,
268                         jmethodID, ...);
269     jlong       (*CallNonvirtualLongMethodV)(JNIEnv*, jobject, jclass,
270                         jmethodID, va_list);
271     jlong       (*CallNonvirtualLongMethodA)(JNIEnv*, jobject, jclass,
272                         jmethodID, jvalue*);
273     jfloat      (*CallNonvirtualFloatMethod)(JNIEnv*, jobject, jclass,
274                         jmethodID, ...);
275     jfloat      (*CallNonvirtualFloatMethodV)(JNIEnv*, jobject, jclass,
276                         jmethodID, va_list);
277     jfloat      (*CallNonvirtualFloatMethodA)(JNIEnv*, jobject, jclass,
278                         jmethodID, jvalue*);
279     jdouble     (*CallNonvirtualDoubleMethod)(JNIEnv*, jobject, jclass,
280                         jmethodID, ...);
281     jdouble     (*CallNonvirtualDoubleMethodV)(JNIEnv*, jobject, jclass,
282                         jmethodID, va_list);
283     jdouble     (*CallNonvirtualDoubleMethodA)(JNIEnv*, jobject, jclass,
284                         jmethodID, jvalue*);
285     void        (*CallNonvirtualVoidMethod)(JNIEnv*, jobject, jclass,
286                         jmethodID, ...);
287     void        (*CallNonvirtualVoidMethodV)(JNIEnv*, jobject, jclass,
288                         jmethodID, va_list);
289     void        (*CallNonvirtualVoidMethodA)(JNIEnv*, jobject, jclass,
290                         jmethodID, jvalue*);
291 
292     jfieldID    (*GetFieldID)(JNIEnv*, jclass, const char*, const char*);
293 
294     jobject     (*GetObjectField)(JNIEnv*, jobject, jfieldID);
295     jboolean    (*GetBooleanField)(JNIEnv*, jobject, jfieldID);
296     jbyte       (*GetByteField)(JNIEnv*, jobject, jfieldID);
297     jchar       (*GetCharField)(JNIEnv*, jobject, jfieldID);
298     jshort      (*GetShortField)(JNIEnv*, jobject, jfieldID);
299     jint        (*GetIntField)(JNIEnv*, jobject, jfieldID);
300     jlong       (*GetLongField)(JNIEnv*, jobject, jfieldID);
301     jfloat      (*GetFloatField)(JNIEnv*, jobject, jfieldID);
302     jdouble     (*GetDoubleField)(JNIEnv*, jobject, jfieldID);
303 
304     void        (*SetObjectField)(JNIEnv*, jobject, jfieldID, jobject);
305     void        (*SetBooleanField)(JNIEnv*, jobject, jfieldID, jboolean);
306     void        (*SetByteField)(JNIEnv*, jobject, jfieldID, jbyte);
307     void        (*SetCharField)(JNIEnv*, jobject, jfieldID, jchar);
308     void        (*SetShortField)(JNIEnv*, jobject, jfieldID, jshort);
309     void        (*SetIntField)(JNIEnv*, jobject, jfieldID, jint);
310     void        (*SetLongField)(JNIEnv*, jobject, jfieldID, jlong);
311     void        (*SetFloatField)(JNIEnv*, jobject, jfieldID, jfloat);
312     void        (*SetDoubleField)(JNIEnv*, jobject, jfieldID, jdouble);
313 
314     jmethodID   (*GetStaticMethodID)(JNIEnv*, jclass, const char*, const char*);
315 
316     jobject     (*CallStaticObjectMethod)(JNIEnv*, jclass, jmethodID, ...);
317     jobject     (*CallStaticObjectMethodV)(JNIEnv*, jclass, jmethodID, va_list);
318     jobject     (*CallStaticObjectMethodA)(JNIEnv*, jclass, jmethodID, jvalue*);
319     jboolean    (*CallStaticBooleanMethod)(JNIEnv*, jclass, jmethodID, ...);
320     jboolean    (*CallStaticBooleanMethodV)(JNIEnv*, jclass, jmethodID,
321                         va_list);
322     jboolean    (*CallStaticBooleanMethodA)(JNIEnv*, jclass, jmethodID,
323                         jvalue*);
324     jbyte       (*CallStaticByteMethod)(JNIEnv*, jclass, jmethodID, ...);
325     jbyte       (*CallStaticByteMethodV)(JNIEnv*, jclass, jmethodID, va_list);
326     jbyte       (*CallStaticByteMethodA)(JNIEnv*, jclass, jmethodID, jvalue*);
327     jchar       (*CallStaticCharMethod)(JNIEnv*, jclass, jmethodID, ...);
328     jchar       (*CallStaticCharMethodV)(JNIEnv*, jclass, jmethodID, va_list);
329     jchar       (*CallStaticCharMethodA)(JNIEnv*, jclass, jmethodID, jvalue*);
330     jshort      (*CallStaticShortMethod)(JNIEnv*, jclass, jmethodID, ...);
331     jshort      (*CallStaticShortMethodV)(JNIEnv*, jclass, jmethodID, va_list);
332     jshort      (*CallStaticShortMethodA)(JNIEnv*, jclass, jmethodID, jvalue*);
333     jint        (*CallStaticIntMethod)(JNIEnv*, jclass, jmethodID, ...);
334     jint        (*CallStaticIntMethodV)(JNIEnv*, jclass, jmethodID, va_list);
335     jint        (*CallStaticIntMethodA)(JNIEnv*, jclass, jmethodID, jvalue*);
336     jlong       (*CallStaticLongMethod)(JNIEnv*, jclass, jmethodID, ...);
337     jlong       (*CallStaticLongMethodV)(JNIEnv*, jclass, jmethodID, va_list);
338     jlong       (*CallStaticLongMethodA)(JNIEnv*, jclass, jmethodID, jvalue*);
339     jfloat      (*CallStaticFloatMethod)(JNIEnv*, jclass, jmethodID, ...);
340     jfloat      (*CallStaticFloatMethodV)(JNIEnv*, jclass, jmethodID, va_list);
341     jfloat      (*CallStaticFloatMethodA)(JNIEnv*, jclass, jmethodID, jvalue*);
342     jdouble     (*CallStaticDoubleMethod)(JNIEnv*, jclass, jmethodID, ...);
343     jdouble     (*CallStaticDoubleMethodV)(JNIEnv*, jclass, jmethodID, va_list);
344     jdouble     (*CallStaticDoubleMethodA)(JNIEnv*, jclass, jmethodID, jvalue*);
345     void        (*CallStaticVoidMethod)(JNIEnv*, jclass, jmethodID, ...);
346     void        (*CallStaticVoidMethodV)(JNIEnv*, jclass, jmethodID, va_list);
347     void        (*CallStaticVoidMethodA)(JNIEnv*, jclass, jmethodID, jvalue*);
348 
349     jfieldID    (*GetStaticFieldID)(JNIEnv*, jclass, const char*,
350                         const char*);
351 
352     jobject     (*GetStaticObjectField)(JNIEnv*, jclass, jfieldID);
353     jboolean    (*GetStaticBooleanField)(JNIEnv*, jclass, jfieldID);
354     jbyte       (*GetStaticByteField)(JNIEnv*, jclass, jfieldID);
355     jchar       (*GetStaticCharField)(JNIEnv*, jclass, jfieldID);
356     jshort      (*GetStaticShortField)(JNIEnv*, jclass, jfieldID);
357     jint        (*GetStaticIntField)(JNIEnv*, jclass, jfieldID);
358     jlong       (*GetStaticLongField)(JNIEnv*, jclass, jfieldID);
359     jfloat      (*GetStaticFloatField)(JNIEnv*, jclass, jfieldID);
360     jdouble     (*GetStaticDoubleField)(JNIEnv*, jclass, jfieldID);
361 
362     void        (*SetStaticObjectField)(JNIEnv*, jclass, jfieldID, jobject);
363     void        (*SetStaticBooleanField)(JNIEnv*, jclass, jfieldID, jboolean);
364     void        (*SetStaticByteField)(JNIEnv*, jclass, jfieldID, jbyte);
365     void        (*SetStaticCharField)(JNIEnv*, jclass, jfieldID, jchar);
366     void        (*SetStaticShortField)(JNIEnv*, jclass, jfieldID, jshort);
367     void        (*SetStaticIntField)(JNIEnv*, jclass, jfieldID, jint);
368     void        (*SetStaticLongField)(JNIEnv*, jclass, jfieldID, jlong);
369     void        (*SetStaticFloatField)(JNIEnv*, jclass, jfieldID, jfloat);
370     void        (*SetStaticDoubleField)(JNIEnv*, jclass, jfieldID, jdouble);
371 
372     jstring     (*NewString)(JNIEnv*, const jchar*, jsize);
373     jsize       (*GetStringLength)(JNIEnv*, jstring);
374     const jchar* (*GetStringChars)(JNIEnv*, jstring, jboolean*);
375     void        (*ReleaseStringChars)(JNIEnv*, jstring, const jchar*);
376     jstring     (*NewStringUTF)(JNIEnv*, const char*);
377     jsize       (*GetStringUTFLength)(JNIEnv*, jstring);
378     /* JNI spec says this returns const jbyte*, but that's inconsistent */
379     const char* (*GetStringUTFChars)(JNIEnv*, jstring, jboolean*);
380     void        (*ReleaseStringUTFChars)(JNIEnv*, jstring, const char*);
381     jsize       (*GetArrayLength)(JNIEnv*, jarray);
382     jobjectArray (*NewObjectArray)(JNIEnv*, jsize, jclass, jobject);
383     jobject     (*GetObjectArrayElement)(JNIEnv*, jobjectArray, jsize);
384     void        (*SetObjectArrayElement)(JNIEnv*, jobjectArray, jsize, jobject);
385 
386     jbooleanArray (*NewBooleanArray)(JNIEnv*, jsize);
387     jbyteArray    (*NewByteArray)(JNIEnv*, jsize);
388     jcharArray    (*NewCharArray)(JNIEnv*, jsize);
389     jshortArray   (*NewShortArray)(JNIEnv*, jsize);
390     jintArray     (*NewIntArray)(JNIEnv*, jsize);
391     jlongArray    (*NewLongArray)(JNIEnv*, jsize);
392     jfloatArray   (*NewFloatArray)(JNIEnv*, jsize);
393     jdoubleArray  (*NewDoubleArray)(JNIEnv*, jsize);
394 
395     jboolean*   (*GetBooleanArrayElements)(JNIEnv*, jbooleanArray, jboolean*);
396     jbyte*      (*GetByteArrayElements)(JNIEnv*, jbyteArray, jboolean*);
397     jchar*      (*GetCharArrayElements)(JNIEnv*, jcharArray, jboolean*);
398     jshort*     (*GetShortArrayElements)(JNIEnv*, jshortArray, jboolean*);
399     jint*       (*GetIntArrayElements)(JNIEnv*, jintArray, jboolean*);
400     jlong*      (*GetLongArrayElements)(JNIEnv*, jlongArray, jboolean*);
401     jfloat*     (*GetFloatArrayElements)(JNIEnv*, jfloatArray, jboolean*);
402     jdouble*    (*GetDoubleArrayElements)(JNIEnv*, jdoubleArray, jboolean*);
403 
404     void        (*ReleaseBooleanArrayElements)(JNIEnv*, jbooleanArray,
405                         jboolean*, jint);
406     void        (*ReleaseByteArrayElements)(JNIEnv*, jbyteArray,
407                         jbyte*, jint);
408     void        (*ReleaseCharArrayElements)(JNIEnv*, jcharArray,
409                         jchar*, jint);
410     void        (*ReleaseShortArrayElements)(JNIEnv*, jshortArray,
411                         jshort*, jint);
412     void        (*ReleaseIntArrayElements)(JNIEnv*, jintArray,
413                         jint*, jint);
414     void        (*ReleaseLongArrayElements)(JNIEnv*, jlongArray,
415                         jlong*, jint);
416     void        (*ReleaseFloatArrayElements)(JNIEnv*, jfloatArray,
417                         jfloat*, jint);
418     void        (*ReleaseDoubleArrayElements)(JNIEnv*, jdoubleArray,
419                         jdouble*, jint);
420 
421     void        (*GetBooleanArrayRegion)(JNIEnv*, jbooleanArray,
422                         jsize, jsize, jboolean*);
423     void        (*GetByteArrayRegion)(JNIEnv*, jbyteArray,
424                         jsize, jsize, jbyte*);
425     void        (*GetCharArrayRegion)(JNIEnv*, jcharArray,
426                         jsize, jsize, jchar*);
427     void        (*GetShortArrayRegion)(JNIEnv*, jshortArray,
428                         jsize, jsize, jshort*);
429     void        (*GetIntArrayRegion)(JNIEnv*, jintArray,
430                         jsize, jsize, jint*);
431     void        (*GetLongArrayRegion)(JNIEnv*, jlongArray,
432                         jsize, jsize, jlong*);
433     void        (*GetFloatArrayRegion)(JNIEnv*, jfloatArray,
434                         jsize, jsize, jfloat*);
435     void        (*GetDoubleArrayRegion)(JNIEnv*, jdoubleArray,
436                         jsize, jsize, jdouble*);
437 
438     /* spec shows these without const; some jni.h do, some don't */
439     void        (*SetBooleanArrayRegion)(JNIEnv*, jbooleanArray,
440                         jsize, jsize, const jboolean*);
441     void        (*SetByteArrayRegion)(JNIEnv*, jbyteArray,
442                         jsize, jsize, const jbyte*);
443     void        (*SetCharArrayRegion)(JNIEnv*, jcharArray,
444                         jsize, jsize, const jchar*);
445     void        (*SetShortArrayRegion)(JNIEnv*, jshortArray,
446                         jsize, jsize, const jshort*);
447     void        (*SetIntArrayRegion)(JNIEnv*, jintArray,
448                         jsize, jsize, const jint*);
449     void        (*SetLongArrayRegion)(JNIEnv*, jlongArray,
450                         jsize, jsize, const jlong*);
451     void        (*SetFloatArrayRegion)(JNIEnv*, jfloatArray,
452                         jsize, jsize, const jfloat*);
453     void        (*SetDoubleArrayRegion)(JNIEnv*, jdoubleArray,
454                         jsize, jsize, const jdouble*);
455 
456     jint        (*RegisterNatives)(JNIEnv*, jclass, const JNINativeMethod*,
457                         jint);
458     jint        (*UnregisterNatives)(JNIEnv*, jclass);
459     jint        (*MonitorEnter)(JNIEnv*, jobject);
460     jint        (*MonitorExit)(JNIEnv*, jobject);
461     jint        (*GetJavaVM)(JNIEnv*, JavaVM**);
462 
463     void        (*GetStringRegion)(JNIEnv*, jstring, jsize, jsize, jchar*);
464     void        (*GetStringUTFRegion)(JNIEnv*, jstring, jsize, jsize, char*);
465 
466     void*       (*GetPrimitiveArrayCritical)(JNIEnv*, jarray, jboolean*);
467     void        (*ReleasePrimitiveArrayCritical)(JNIEnv*, jarray, void*, jint);
468 
469     const jchar* (*GetStringCritical)(JNIEnv*, jstring, jboolean*);
470     void        (*ReleaseStringCritical)(JNIEnv*, jstring, const jchar*);
471 
472     jweak       (*NewWeakGlobalRef)(JNIEnv*, jobject);
473     void        (*DeleteWeakGlobalRef)(JNIEnv*, jweak);
474 
475     jboolean    (*ExceptionCheck)(JNIEnv*);
476 
477     jobject     (*NewDirectByteBuffer)(JNIEnv*, void*, jlong);
478     void*       (*GetDirectBufferAddress)(JNIEnv*, jobject);
479     jlong       (*GetDirectBufferCapacity)(JNIEnv*, jobject);
480 
481     /* added in JNI 1.6 */
482     jobjectRefType (*GetObjectRefType)(JNIEnv*, jobject);
483 };
484 
485 /*
486  * C++ object wrapper.
487  *
488  * This is usually overlaid on a C struct whose first element is a
489  * JNINativeInterface*.  We rely somewhat on compiler behavior.
490  */
491 struct _JNIEnv {
492     /* do not rename this; it does not seem to be entirely opaque */
493     const struct JNINativeInterface* functions;
494 
495 #if defined(__cplusplus)
496 
GetVersion_JNIEnv497     jint GetVersion()
498     { return functions->GetVersion(this); }
499 
DefineClass_JNIEnv500     jclass DefineClass(const char *name, jobject loader, const jbyte* buf,
501         jsize bufLen)
502     { return functions->DefineClass(this, name, loader, buf, bufLen); }
503 
FindClass_JNIEnv504     jclass FindClass(const char* name)
505     { return functions->FindClass(this, name); }
506 
FromReflectedMethod_JNIEnv507     jmethodID FromReflectedMethod(jobject method)
508     { return functions->FromReflectedMethod(this, method); }
509 
FromReflectedField_JNIEnv510     jfieldID FromReflectedField(jobject field)
511     { return functions->FromReflectedField(this, field); }
512 
ToReflectedMethod_JNIEnv513     jobject ToReflectedMethod(jclass cls, jmethodID methodID, jboolean isStatic)
514     { return functions->ToReflectedMethod(this, cls, methodID, isStatic); }
515 
GetSuperclass_JNIEnv516     jclass GetSuperclass(jclass clazz)
517     { return functions->GetSuperclass(this, clazz); }
518 
IsAssignableFrom_JNIEnv519     jboolean IsAssignableFrom(jclass clazz1, jclass clazz2)
520     { return functions->IsAssignableFrom(this, clazz1, clazz2); }
521 
ToReflectedField_JNIEnv522     jobject ToReflectedField(jclass cls, jfieldID fieldID, jboolean isStatic)
523     { return functions->ToReflectedField(this, cls, fieldID, isStatic); }
524 
Throw_JNIEnv525     jint Throw(jthrowable obj)
526     { return functions->Throw(this, obj); }
527 
ThrowNew_JNIEnv528     jint ThrowNew(jclass clazz, const char* message)
529     { return functions->ThrowNew(this, clazz, message); }
530 
ExceptionOccurred_JNIEnv531     jthrowable ExceptionOccurred()
532     { return functions->ExceptionOccurred(this); }
533 
ExceptionDescribe_JNIEnv534     void ExceptionDescribe()
535     { functions->ExceptionDescribe(this); }
536 
ExceptionClear_JNIEnv537     void ExceptionClear()
538     { functions->ExceptionClear(this); }
539 
FatalError_JNIEnv540     void FatalError(const char* msg)
541     { functions->FatalError(this, msg); }
542 
PushLocalFrame_JNIEnv543     jint PushLocalFrame(jint capacity)
544     { return functions->PushLocalFrame(this, capacity); }
545 
PopLocalFrame_JNIEnv546     jobject PopLocalFrame(jobject result)
547     { return functions->PopLocalFrame(this, result); }
548 
NewGlobalRef_JNIEnv549     jobject NewGlobalRef(jobject obj)
550     { return functions->NewGlobalRef(this, obj); }
551 
DeleteGlobalRef_JNIEnv552     void DeleteGlobalRef(jobject globalRef)
553     { functions->DeleteGlobalRef(this, globalRef); }
554 
DeleteLocalRef_JNIEnv555     void DeleteLocalRef(jobject localRef)
556     { functions->DeleteLocalRef(this, localRef); }
557 
IsSameObject_JNIEnv558     jboolean IsSameObject(jobject ref1, jobject ref2)
559     { return functions->IsSameObject(this, ref1, ref2); }
560 
NewLocalRef_JNIEnv561     jobject NewLocalRef(jobject ref)
562     { return functions->NewLocalRef(this, ref); }
563 
EnsureLocalCapacity_JNIEnv564     jint EnsureLocalCapacity(jint capacity)
565     { return functions->EnsureLocalCapacity(this, capacity); }
566 
AllocObject_JNIEnv567     jobject AllocObject(jclass clazz)
568     { return functions->AllocObject(this, clazz); }
569 
NewObject_JNIEnv570     jobject NewObject(jclass clazz, jmethodID methodID, ...)
571     {
572         va_list args;
573         va_start(args, methodID);
574         jobject result = functions->NewObjectV(this, clazz, methodID, args);
575         va_end(args);
576         return result;
577     }
578 
NewObjectV_JNIEnv579     jobject NewObjectV(jclass clazz, jmethodID methodID, va_list args)
580     { return functions->NewObjectV(this, clazz, methodID, args); }
581 
NewObjectA_JNIEnv582     jobject NewObjectA(jclass clazz, jmethodID methodID, jvalue* args)
583     { return functions->NewObjectA(this, clazz, methodID, args); }
584 
GetObjectClass_JNIEnv585     jclass GetObjectClass(jobject obj)
586     { return functions->GetObjectClass(this, obj); }
587 
IsInstanceOf_JNIEnv588     jboolean IsInstanceOf(jobject obj, jclass clazz)
589     { return functions->IsInstanceOf(this, obj, clazz); }
590 
GetMethodID_JNIEnv591     jmethodID GetMethodID(jclass clazz, const char* name, const char* sig)
592     { return functions->GetMethodID(this, clazz, name, sig); }
593 
594 #define CALL_TYPE_METHOD(_jtype, _jname)                                    \
595     _jtype Call##_jname##Method(jobject obj, jmethodID methodID, ...)       \
596     {                                                                       \
597         _jtype result;                                                      \
598         va_list args;                                                       \
599         va_start(args, methodID);                                           \
600         result = functions->Call##_jname##MethodV(this, obj, methodID,      \
601                     args);                                                  \
602         va_end(args);                                                       \
603         return result;                                                      \
604     }
605 #define CALL_TYPE_METHODV(_jtype, _jname)                                   \
606     _jtype Call##_jname##MethodV(jobject obj, jmethodID methodID,           \
607         va_list args)                                                       \
608     { return functions->Call##_jname##MethodV(this, obj, methodID, args); }
609 #define CALL_TYPE_METHODA(_jtype, _jname)                                   \
610     _jtype Call##_jname##MethodA(jobject obj, jmethodID methodID,           \
611         jvalue* args)                                                       \
612     { return functions->Call##_jname##MethodA(this, obj, methodID, args); }
613 
614 #define CALL_TYPE(_jtype, _jname)                                           \
615     CALL_TYPE_METHOD(_jtype, _jname)                                        \
616     CALL_TYPE_METHODV(_jtype, _jname)                                       \
617     CALL_TYPE_METHODA(_jtype, _jname)
618 
CALL_TYPE_JNIEnv619     CALL_TYPE(jobject, Object)
620     CALL_TYPE(jboolean, Boolean)
621     CALL_TYPE(jbyte, Byte)
622     CALL_TYPE(jchar, Char)
623     CALL_TYPE(jshort, Short)
624     CALL_TYPE(jint, Int)
625     CALL_TYPE(jlong, Long)
626     CALL_TYPE(jfloat, Float)
627     CALL_TYPE(jdouble, Double)
628 
629     void CallVoidMethod(jobject obj, jmethodID methodID, ...)
630     {
631         va_list args;
632         va_start(args, methodID);
633         functions->CallVoidMethodV(this, obj, methodID, args);
634         va_end(args);
635     }
CallVoidMethodV_JNIEnv636     void CallVoidMethodV(jobject obj, jmethodID methodID, va_list args)
637     { functions->CallVoidMethodV(this, obj, methodID, args); }
CallVoidMethodA_JNIEnv638     void CallVoidMethodA(jobject obj, jmethodID methodID, jvalue* args)
639     { functions->CallVoidMethodA(this, obj, methodID, args); }
640 
641 #define CALL_NONVIRT_TYPE_METHOD(_jtype, _jname)                            \
642     _jtype CallNonvirtual##_jname##Method(jobject obj, jclass clazz,        \
643         jmethodID methodID, ...)                                            \
644     {                                                                       \
645         _jtype result;                                                      \
646         va_list args;                                                       \
647         va_start(args, methodID);                                           \
648         result = functions->CallNonvirtual##_jname##MethodV(this, obj,      \
649                     clazz, methodID, args);                                 \
650         va_end(args);                                                       \
651         return result;                                                      \
652     }
653 #define CALL_NONVIRT_TYPE_METHODV(_jtype, _jname)                           \
654     _jtype CallNonvirtual##_jname##MethodV(jobject obj, jclass clazz,       \
655         jmethodID methodID, va_list args)                                   \
656     { return functions->CallNonvirtual##_jname##MethodV(this, obj, clazz,   \
657         methodID, args); }
658 #define CALL_NONVIRT_TYPE_METHODA(_jtype, _jname)                           \
659     _jtype CallNonvirtual##_jname##MethodA(jobject obj, jclass clazz,       \
660         jmethodID methodID, jvalue* args)                                   \
661     { return functions->CallNonvirtual##_jname##MethodA(this, obj, clazz,   \
662         methodID, args); }
663 
664 #define CALL_NONVIRT_TYPE(_jtype, _jname)                                   \
665     CALL_NONVIRT_TYPE_METHOD(_jtype, _jname)                                \
666     CALL_NONVIRT_TYPE_METHODV(_jtype, _jname)                               \
667     CALL_NONVIRT_TYPE_METHODA(_jtype, _jname)
668 
CALL_NONVIRT_TYPE_JNIEnv669     CALL_NONVIRT_TYPE(jobject, Object)
670     CALL_NONVIRT_TYPE(jboolean, Boolean)
671     CALL_NONVIRT_TYPE(jbyte, Byte)
672     CALL_NONVIRT_TYPE(jchar, Char)
673     CALL_NONVIRT_TYPE(jshort, Short)
674     CALL_NONVIRT_TYPE(jint, Int)
675     CALL_NONVIRT_TYPE(jlong, Long)
676     CALL_NONVIRT_TYPE(jfloat, Float)
677     CALL_NONVIRT_TYPE(jdouble, Double)
678 
679     void CallNonvirtualVoidMethod(jobject obj, jclass clazz,
680         jmethodID methodID, ...)
681     {
682         va_list args;
683         va_start(args, methodID);
684         functions->CallNonvirtualVoidMethodV(this, obj, clazz, methodID, args);
685         va_end(args);
686     }
CallNonvirtualVoidMethodV_JNIEnv687     void CallNonvirtualVoidMethodV(jobject obj, jclass clazz,
688         jmethodID methodID, va_list args)
689     { functions->CallNonvirtualVoidMethodV(this, obj, clazz, methodID, args); }
CallNonvirtualVoidMethodA_JNIEnv690     void CallNonvirtualVoidMethodA(jobject obj, jclass clazz,
691         jmethodID methodID, jvalue* args)
692     { functions->CallNonvirtualVoidMethodA(this, obj, clazz, methodID, args); }
693 
GetFieldID_JNIEnv694     jfieldID GetFieldID(jclass clazz, const char* name, const char* sig)
695     { return functions->GetFieldID(this, clazz, name, sig); }
696 
GetObjectField_JNIEnv697     jobject GetObjectField(jobject obj, jfieldID fieldID)
698     { return functions->GetObjectField(this, obj, fieldID); }
GetBooleanField_JNIEnv699     jboolean GetBooleanField(jobject obj, jfieldID fieldID)
700     { return functions->GetBooleanField(this, obj, fieldID); }
GetByteField_JNIEnv701     jbyte GetByteField(jobject obj, jfieldID fieldID)
702     { return functions->GetByteField(this, obj, fieldID); }
GetCharField_JNIEnv703     jchar GetCharField(jobject obj, jfieldID fieldID)
704     { return functions->GetCharField(this, obj, fieldID); }
GetShortField_JNIEnv705     jshort GetShortField(jobject obj, jfieldID fieldID)
706     { return functions->GetShortField(this, obj, fieldID); }
GetIntField_JNIEnv707     jint GetIntField(jobject obj, jfieldID fieldID)
708     { return functions->GetIntField(this, obj, fieldID); }
GetLongField_JNIEnv709     jlong GetLongField(jobject obj, jfieldID fieldID)
710     { return functions->GetLongField(this, obj, fieldID); }
GetFloatField_JNIEnv711     jfloat GetFloatField(jobject obj, jfieldID fieldID)
712     { return functions->GetFloatField(this, obj, fieldID); }
GetDoubleField_JNIEnv713     jdouble GetDoubleField(jobject obj, jfieldID fieldID)
714     { return functions->GetDoubleField(this, obj, fieldID); }
715 
SetObjectField_JNIEnv716     void SetObjectField(jobject obj, jfieldID fieldID, jobject value)
717     { functions->SetObjectField(this, obj, fieldID, value); }
SetBooleanField_JNIEnv718     void SetBooleanField(jobject obj, jfieldID fieldID, jboolean value)
719     { functions->SetBooleanField(this, obj, fieldID, value); }
SetByteField_JNIEnv720     void SetByteField(jobject obj, jfieldID fieldID, jbyte value)
721     { functions->SetByteField(this, obj, fieldID, value); }
SetCharField_JNIEnv722     void SetCharField(jobject obj, jfieldID fieldID, jchar value)
723     { functions->SetCharField(this, obj, fieldID, value); }
SetShortField_JNIEnv724     void SetShortField(jobject obj, jfieldID fieldID, jshort value)
725     { functions->SetShortField(this, obj, fieldID, value); }
SetIntField_JNIEnv726     void SetIntField(jobject obj, jfieldID fieldID, jint value)
727     { functions->SetIntField(this, obj, fieldID, value); }
SetLongField_JNIEnv728     void SetLongField(jobject obj, jfieldID fieldID, jlong value)
729     { functions->SetLongField(this, obj, fieldID, value); }
SetFloatField_JNIEnv730     void SetFloatField(jobject obj, jfieldID fieldID, jfloat value)
731     { functions->SetFloatField(this, obj, fieldID, value); }
SetDoubleField_JNIEnv732     void SetDoubleField(jobject obj, jfieldID fieldID, jdouble value)
733     { functions->SetDoubleField(this, obj, fieldID, value); }
734 
GetStaticMethodID_JNIEnv735     jmethodID GetStaticMethodID(jclass clazz, const char* name, const char* sig)
736     { return functions->GetStaticMethodID(this, clazz, name, sig); }
737 
738 #define CALL_STATIC_TYPE_METHOD(_jtype, _jname)                             \
739     _jtype CallStatic##_jname##Method(jclass clazz, jmethodID methodID,     \
740         ...)                                                                \
741     {                                                                       \
742         _jtype result;                                                      \
743         va_list args;                                                       \
744         va_start(args, methodID);                                           \
745         result = functions->CallStatic##_jname##MethodV(this, clazz,        \
746                     methodID, args);                                        \
747         va_end(args);                                                       \
748         return result;                                                      \
749     }
750 #define CALL_STATIC_TYPE_METHODV(_jtype, _jname)                            \
751     _jtype CallStatic##_jname##MethodV(jclass clazz, jmethodID methodID,    \
752         va_list args)                                                       \
753     { return functions->CallStatic##_jname##MethodV(this, clazz, methodID,  \
754         args); }
755 #define CALL_STATIC_TYPE_METHODA(_jtype, _jname)                            \
756     _jtype CallStatic##_jname##MethodA(jclass clazz, jmethodID methodID,    \
757         jvalue* args)                                                       \
758     { return functions->CallStatic##_jname##MethodA(this, clazz, methodID,  \
759         args); }
760 
761 #define CALL_STATIC_TYPE(_jtype, _jname)                                    \
762     CALL_STATIC_TYPE_METHOD(_jtype, _jname)                                 \
763     CALL_STATIC_TYPE_METHODV(_jtype, _jname)                                \
764     CALL_STATIC_TYPE_METHODA(_jtype, _jname)
765 
CALL_STATIC_TYPE_JNIEnv766     CALL_STATIC_TYPE(jobject, Object)
767     CALL_STATIC_TYPE(jboolean, Boolean)
768     CALL_STATIC_TYPE(jbyte, Byte)
769     CALL_STATIC_TYPE(jchar, Char)
770     CALL_STATIC_TYPE(jshort, Short)
771     CALL_STATIC_TYPE(jint, Int)
772     CALL_STATIC_TYPE(jlong, Long)
773     CALL_STATIC_TYPE(jfloat, Float)
774     CALL_STATIC_TYPE(jdouble, Double)
775 
776     void CallStaticVoidMethod(jclass clazz, jmethodID methodID, ...)
777     {
778         va_list args;
779         va_start(args, methodID);
780         functions->CallStaticVoidMethodV(this, clazz, methodID, args);
781         va_end(args);
782     }
CallStaticVoidMethodV_JNIEnv783     void CallStaticVoidMethodV(jclass clazz, jmethodID methodID, va_list args)
784     { functions->CallStaticVoidMethodV(this, clazz, methodID, args); }
CallStaticVoidMethodA_JNIEnv785     void CallStaticVoidMethodA(jclass clazz, jmethodID methodID, jvalue* args)
786     { functions->CallStaticVoidMethodA(this, clazz, methodID, args); }
787 
GetStaticFieldID_JNIEnv788     jfieldID GetStaticFieldID(jclass clazz, const char* name, const char* sig)
789     { return functions->GetStaticFieldID(this, clazz, name, sig); }
790 
GetStaticObjectField_JNIEnv791     jobject GetStaticObjectField(jclass clazz, jfieldID fieldID)
792     { return functions->GetStaticObjectField(this, clazz, fieldID); }
GetStaticBooleanField_JNIEnv793     jboolean GetStaticBooleanField(jclass clazz, jfieldID fieldID)
794     { return functions->GetStaticBooleanField(this, clazz, fieldID); }
GetStaticByteField_JNIEnv795     jbyte GetStaticByteField(jclass clazz, jfieldID fieldID)
796     { return functions->GetStaticByteField(this, clazz, fieldID); }
GetStaticCharField_JNIEnv797     jchar GetStaticCharField(jclass clazz, jfieldID fieldID)
798     { return functions->GetStaticCharField(this, clazz, fieldID); }
GetStaticShortField_JNIEnv799     jshort GetStaticShortField(jclass clazz, jfieldID fieldID)
800     { return functions->GetStaticShortField(this, clazz, fieldID); }
GetStaticIntField_JNIEnv801     jint GetStaticIntField(jclass clazz, jfieldID fieldID)
802     { return functions->GetStaticIntField(this, clazz, fieldID); }
GetStaticLongField_JNIEnv803     jlong GetStaticLongField(jclass clazz, jfieldID fieldID)
804     { return functions->GetStaticLongField(this, clazz, fieldID); }
GetStaticFloatField_JNIEnv805     jfloat GetStaticFloatField(jclass clazz, jfieldID fieldID)
806     { return functions->GetStaticFloatField(this, clazz, fieldID); }
GetStaticDoubleField_JNIEnv807     jdouble GetStaticDoubleField(jclass clazz, jfieldID fieldID)
808     { return functions->GetStaticDoubleField(this, clazz, fieldID); }
809 
SetStaticObjectField_JNIEnv810     void SetStaticObjectField(jclass clazz, jfieldID fieldID, jobject value)
811     { functions->SetStaticObjectField(this, clazz, fieldID, value); }
SetStaticBooleanField_JNIEnv812     void SetStaticBooleanField(jclass clazz, jfieldID fieldID, jboolean value)
813     { functions->SetStaticBooleanField(this, clazz, fieldID, value); }
SetStaticByteField_JNIEnv814     void SetStaticByteField(jclass clazz, jfieldID fieldID, jbyte value)
815     { functions->SetStaticByteField(this, clazz, fieldID, value); }
SetStaticCharField_JNIEnv816     void SetStaticCharField(jclass clazz, jfieldID fieldID, jchar value)
817     { functions->SetStaticCharField(this, clazz, fieldID, value); }
SetStaticShortField_JNIEnv818     void SetStaticShortField(jclass clazz, jfieldID fieldID, jshort value)
819     { functions->SetStaticShortField(this, clazz, fieldID, value); }
SetStaticIntField_JNIEnv820     void SetStaticIntField(jclass clazz, jfieldID fieldID, jint value)
821     { functions->SetStaticIntField(this, clazz, fieldID, value); }
SetStaticLongField_JNIEnv822     void SetStaticLongField(jclass clazz, jfieldID fieldID, jlong value)
823     { functions->SetStaticLongField(this, clazz, fieldID, value); }
SetStaticFloatField_JNIEnv824     void SetStaticFloatField(jclass clazz, jfieldID fieldID, jfloat value)
825     { functions->SetStaticFloatField(this, clazz, fieldID, value); }
SetStaticDoubleField_JNIEnv826     void SetStaticDoubleField(jclass clazz, jfieldID fieldID, jdouble value)
827     { functions->SetStaticDoubleField(this, clazz, fieldID, value); }
828 
NewString_JNIEnv829     jstring NewString(const jchar* unicodeChars, jsize len)
830     { return functions->NewString(this, unicodeChars, len); }
831 
GetStringLength_JNIEnv832     jsize GetStringLength(jstring string)
833     { return functions->GetStringLength(this, string); }
834 
GetStringChars_JNIEnv835     const jchar* GetStringChars(jstring string, jboolean* isCopy)
836     { return functions->GetStringChars(this, string, isCopy); }
837 
ReleaseStringChars_JNIEnv838     void ReleaseStringChars(jstring string, const jchar* chars)
839     { functions->ReleaseStringChars(this, string, chars); }
840 
NewStringUTF_JNIEnv841     jstring NewStringUTF(const char* bytes)
842     { return functions->NewStringUTF(this, bytes); }
843 
GetStringUTFLength_JNIEnv844     jsize GetStringUTFLength(jstring string)
845     { return functions->GetStringUTFLength(this, string); }
846 
GetStringUTFChars_JNIEnv847     const char* GetStringUTFChars(jstring string, jboolean* isCopy)
848     { return functions->GetStringUTFChars(this, string, isCopy); }
849 
ReleaseStringUTFChars_JNIEnv850     void ReleaseStringUTFChars(jstring string, const char* utf)
851     { functions->ReleaseStringUTFChars(this, string, utf); }
852 
GetArrayLength_JNIEnv853     jsize GetArrayLength(jarray array)
854     { return functions->GetArrayLength(this, array); }
855 
NewObjectArray_JNIEnv856     jobjectArray NewObjectArray(jsize length, jclass elementClass,
857         jobject initialElement)
858     { return functions->NewObjectArray(this, length, elementClass,
859         initialElement); }
860 
GetObjectArrayElement_JNIEnv861     jobject GetObjectArrayElement(jobjectArray array, jsize index)
862     { return functions->GetObjectArrayElement(this, array, index); }
863 
SetObjectArrayElement_JNIEnv864     void SetObjectArrayElement(jobjectArray array, jsize index, jobject value)
865     { functions->SetObjectArrayElement(this, array, index, value); }
866 
NewBooleanArray_JNIEnv867     jbooleanArray NewBooleanArray(jsize length)
868     { return functions->NewBooleanArray(this, length); }
NewByteArray_JNIEnv869     jbyteArray NewByteArray(jsize length)
870     { return functions->NewByteArray(this, length); }
NewCharArray_JNIEnv871     jcharArray NewCharArray(jsize length)
872     { return functions->NewCharArray(this, length); }
NewShortArray_JNIEnv873     jshortArray NewShortArray(jsize length)
874     { return functions->NewShortArray(this, length); }
NewIntArray_JNIEnv875     jintArray NewIntArray(jsize length)
876     { return functions->NewIntArray(this, length); }
NewLongArray_JNIEnv877     jlongArray NewLongArray(jsize length)
878     { return functions->NewLongArray(this, length); }
NewFloatArray_JNIEnv879     jfloatArray NewFloatArray(jsize length)
880     { return functions->NewFloatArray(this, length); }
NewDoubleArray_JNIEnv881     jdoubleArray NewDoubleArray(jsize length)
882     { return functions->NewDoubleArray(this, length); }
883 
GetBooleanArrayElements_JNIEnv884     jboolean* GetBooleanArrayElements(jbooleanArray array, jboolean* isCopy)
885     { return functions->GetBooleanArrayElements(this, array, isCopy); }
GetByteArrayElements_JNIEnv886     jbyte* GetByteArrayElements(jbyteArray array, jboolean* isCopy)
887     { return functions->GetByteArrayElements(this, array, isCopy); }
GetCharArrayElements_JNIEnv888     jchar* GetCharArrayElements(jcharArray array, jboolean* isCopy)
889     { return functions->GetCharArrayElements(this, array, isCopy); }
GetShortArrayElements_JNIEnv890     jshort* GetShortArrayElements(jshortArray array, jboolean* isCopy)
891     { return functions->GetShortArrayElements(this, array, isCopy); }
GetIntArrayElements_JNIEnv892     jint* GetIntArrayElements(jintArray array, jboolean* isCopy)
893     { return functions->GetIntArrayElements(this, array, isCopy); }
GetLongArrayElements_JNIEnv894     jlong* GetLongArrayElements(jlongArray array, jboolean* isCopy)
895     { return functions->GetLongArrayElements(this, array, isCopy); }
GetFloatArrayElements_JNIEnv896     jfloat* GetFloatArrayElements(jfloatArray array, jboolean* isCopy)
897     { return functions->GetFloatArrayElements(this, array, isCopy); }
GetDoubleArrayElements_JNIEnv898     jdouble* GetDoubleArrayElements(jdoubleArray array, jboolean* isCopy)
899     { return functions->GetDoubleArrayElements(this, array, isCopy); }
900 
ReleaseBooleanArrayElements_JNIEnv901     void ReleaseBooleanArrayElements(jbooleanArray array, jboolean* elems,
902         jint mode)
903     { functions->ReleaseBooleanArrayElements(this, array, elems, mode); }
ReleaseByteArrayElements_JNIEnv904     void ReleaseByteArrayElements(jbyteArray array, jbyte* elems,
905         jint mode)
906     { functions->ReleaseByteArrayElements(this, array, elems, mode); }
ReleaseCharArrayElements_JNIEnv907     void ReleaseCharArrayElements(jcharArray array, jchar* elems,
908         jint mode)
909     { functions->ReleaseCharArrayElements(this, array, elems, mode); }
ReleaseShortArrayElements_JNIEnv910     void ReleaseShortArrayElements(jshortArray array, jshort* elems,
911         jint mode)
912     { functions->ReleaseShortArrayElements(this, array, elems, mode); }
ReleaseIntArrayElements_JNIEnv913     void ReleaseIntArrayElements(jintArray array, jint* elems,
914         jint mode)
915     { functions->ReleaseIntArrayElements(this, array, elems, mode); }
ReleaseLongArrayElements_JNIEnv916     void ReleaseLongArrayElements(jlongArray array, jlong* elems,
917         jint mode)
918     { functions->ReleaseLongArrayElements(this, array, elems, mode); }
ReleaseFloatArrayElements_JNIEnv919     void ReleaseFloatArrayElements(jfloatArray array, jfloat* elems,
920         jint mode)
921     { functions->ReleaseFloatArrayElements(this, array, elems, mode); }
ReleaseDoubleArrayElements_JNIEnv922     void ReleaseDoubleArrayElements(jdoubleArray array, jdouble* elems,
923         jint mode)
924     { functions->ReleaseDoubleArrayElements(this, array, elems, mode); }
925 
GetBooleanArrayRegion_JNIEnv926     void GetBooleanArrayRegion(jbooleanArray array, jsize start, jsize len,
927         jboolean* buf)
928     { functions->GetBooleanArrayRegion(this, array, start, len, buf); }
GetByteArrayRegion_JNIEnv929     void GetByteArrayRegion(jbyteArray array, jsize start, jsize len,
930         jbyte* buf)
931     { functions->GetByteArrayRegion(this, array, start, len, buf); }
GetCharArrayRegion_JNIEnv932     void GetCharArrayRegion(jcharArray array, jsize start, jsize len,
933         jchar* buf)
934     { functions->GetCharArrayRegion(this, array, start, len, buf); }
GetShortArrayRegion_JNIEnv935     void GetShortArrayRegion(jshortArray array, jsize start, jsize len,
936         jshort* buf)
937     { functions->GetShortArrayRegion(this, array, start, len, buf); }
GetIntArrayRegion_JNIEnv938     void GetIntArrayRegion(jintArray array, jsize start, jsize len,
939         jint* buf)
940     { functions->GetIntArrayRegion(this, array, start, len, buf); }
GetLongArrayRegion_JNIEnv941     void GetLongArrayRegion(jlongArray array, jsize start, jsize len,
942         jlong* buf)
943     { functions->GetLongArrayRegion(this, array, start, len, buf); }
GetFloatArrayRegion_JNIEnv944     void GetFloatArrayRegion(jfloatArray array, jsize start, jsize len,
945         jfloat* buf)
946     { functions->GetFloatArrayRegion(this, array, start, len, buf); }
GetDoubleArrayRegion_JNIEnv947     void GetDoubleArrayRegion(jdoubleArray array, jsize start, jsize len,
948         jdouble* buf)
949     { functions->GetDoubleArrayRegion(this, array, start, len, buf); }
950 
SetBooleanArrayRegion_JNIEnv951     void SetBooleanArrayRegion(jbooleanArray array, jsize start, jsize len,
952         const jboolean* buf)
953     { functions->SetBooleanArrayRegion(this, array, start, len, buf); }
SetByteArrayRegion_JNIEnv954     void SetByteArrayRegion(jbyteArray array, jsize start, jsize len,
955         const jbyte* buf)
956     { functions->SetByteArrayRegion(this, array, start, len, buf); }
SetCharArrayRegion_JNIEnv957     void SetCharArrayRegion(jcharArray array, jsize start, jsize len,
958         const jchar* buf)
959     { functions->SetCharArrayRegion(this, array, start, len, buf); }
SetShortArrayRegion_JNIEnv960     void SetShortArrayRegion(jshortArray array, jsize start, jsize len,
961         const jshort* buf)
962     { functions->SetShortArrayRegion(this, array, start, len, buf); }
SetIntArrayRegion_JNIEnv963     void SetIntArrayRegion(jintArray array, jsize start, jsize len,
964         const jint* buf)
965     { functions->SetIntArrayRegion(this, array, start, len, buf); }
SetLongArrayRegion_JNIEnv966     void SetLongArrayRegion(jlongArray array, jsize start, jsize len,
967         const jlong* buf)
968     { functions->SetLongArrayRegion(this, array, start, len, buf); }
SetFloatArrayRegion_JNIEnv969     void SetFloatArrayRegion(jfloatArray array, jsize start, jsize len,
970         const jfloat* buf)
971     { functions->SetFloatArrayRegion(this, array, start, len, buf); }
SetDoubleArrayRegion_JNIEnv972     void SetDoubleArrayRegion(jdoubleArray array, jsize start, jsize len,
973         const jdouble* buf)
974     { functions->SetDoubleArrayRegion(this, array, start, len, buf); }
975 
RegisterNatives_JNIEnv976     jint RegisterNatives(jclass clazz, const JNINativeMethod* methods,
977         jint nMethods)
978     { return functions->RegisterNatives(this, clazz, methods, nMethods); }
979 
UnregisterNatives_JNIEnv980     jint UnregisterNatives(jclass clazz)
981     { return functions->UnregisterNatives(this, clazz); }
982 
MonitorEnter_JNIEnv983     jint MonitorEnter(jobject obj)
984     { return functions->MonitorEnter(this, obj); }
985 
MonitorExit_JNIEnv986     jint MonitorExit(jobject obj)
987     { return functions->MonitorExit(this, obj); }
988 
GetJavaVM_JNIEnv989     jint GetJavaVM(JavaVM** vm)
990     { return functions->GetJavaVM(this, vm); }
991 
GetStringRegion_JNIEnv992     void GetStringRegion(jstring str, jsize start, jsize len, jchar* buf)
993     { functions->GetStringRegion(this, str, start, len, buf); }
994 
GetStringUTFRegion_JNIEnv995     void GetStringUTFRegion(jstring str, jsize start, jsize len, char* buf)
996     { return functions->GetStringUTFRegion(this, str, start, len, buf); }
997 
GetPrimitiveArrayCritical_JNIEnv998     void* GetPrimitiveArrayCritical(jarray array, jboolean* isCopy)
999     { return functions->GetPrimitiveArrayCritical(this, array, isCopy); }
1000 
ReleasePrimitiveArrayCritical_JNIEnv1001     void ReleasePrimitiveArrayCritical(jarray array, void* carray, jint mode)
1002     { functions->ReleasePrimitiveArrayCritical(this, array, carray, mode); }
1003 
GetStringCritical_JNIEnv1004     const jchar* GetStringCritical(jstring string, jboolean* isCopy)
1005     { return functions->GetStringCritical(this, string, isCopy); }
1006 
ReleaseStringCritical_JNIEnv1007     void ReleaseStringCritical(jstring string, const jchar* carray)
1008     { functions->ReleaseStringCritical(this, string, carray); }
1009 
NewWeakGlobalRef_JNIEnv1010     jweak NewWeakGlobalRef(jobject obj)
1011     { return functions->NewWeakGlobalRef(this, obj); }
1012 
DeleteWeakGlobalRef_JNIEnv1013     void DeleteWeakGlobalRef(jweak obj)
1014     { functions->DeleteWeakGlobalRef(this, obj); }
1015 
ExceptionCheck_JNIEnv1016     jboolean ExceptionCheck()
1017     { return functions->ExceptionCheck(this); }
1018 
NewDirectByteBuffer_JNIEnv1019     jobject NewDirectByteBuffer(void* address, jlong capacity)
1020     { return functions->NewDirectByteBuffer(this, address, capacity); }
1021 
GetDirectBufferAddress_JNIEnv1022     void* GetDirectBufferAddress(jobject buf)
1023     { return functions->GetDirectBufferAddress(this, buf); }
1024 
GetDirectBufferCapacity_JNIEnv1025     jlong GetDirectBufferCapacity(jobject buf)
1026     { return functions->GetDirectBufferCapacity(this, buf); }
1027 
1028     /* added in JNI 1.6 */
GetObjectRefType_JNIEnv1029     jobjectRefType GetObjectRefType(jobject obj)
1030     { return functions->GetObjectRefType(this, obj); }
1031 #endif /*__cplusplus*/
1032 };
1033 
1034 
1035 /*
1036  * JNI invocation interface.
1037  */
1038 struct JNIInvokeInterface {
1039     void*       reserved0;
1040     void*       reserved1;
1041     void*       reserved2;
1042 
1043     jint        (*DestroyJavaVM)(JavaVM*);
1044     jint        (*AttachCurrentThread)(JavaVM*, JNIEnv**, void*);
1045     jint        (*DetachCurrentThread)(JavaVM*);
1046     jint        (*GetEnv)(JavaVM*, void**, jint);
1047     jint        (*AttachCurrentThreadAsDaemon)(JavaVM*, JNIEnv**, void*);
1048 };
1049 
1050 /*
1051  * C++ version.
1052  */
1053 struct _JavaVM {
1054     const struct JNIInvokeInterface* functions;
1055 
1056 #if defined(__cplusplus)
DestroyJavaVM_JavaVM1057     jint DestroyJavaVM()
1058     { return functions->DestroyJavaVM(this); }
AttachCurrentThread_JavaVM1059     jint AttachCurrentThread(JNIEnv** p_env, void* thr_args)
1060     { return functions->AttachCurrentThread(this, p_env, thr_args); }
DetachCurrentThread_JavaVM1061     jint DetachCurrentThread()
1062     { return functions->DetachCurrentThread(this); }
GetEnv_JavaVM1063     jint GetEnv(void** env, jint version)
1064     { return functions->GetEnv(this, env, version); }
AttachCurrentThreadAsDaemon_JavaVM1065     jint AttachCurrentThreadAsDaemon(JNIEnv** p_env, void* thr_args)
1066     { return functions->AttachCurrentThreadAsDaemon(this, p_env, thr_args); }
1067 #endif /*__cplusplus*/
1068 };
1069 
1070 struct JavaVMAttachArgs {
1071     jint        version;    /* must be >= JNI_VERSION_1_2 */
1072     const char* name;       /* NULL or name of thread as modified UTF-8 str */
1073     jobject     group;      /* global ref of a ThreadGroup object, or NULL */
1074 };
1075 typedef struct JavaVMAttachArgs JavaVMAttachArgs;
1076 
1077 /*
1078  * JNI 1.2+ initialization.  (As of 1.6, the pre-1.2 structures are no
1079  * longer supported.)
1080  */
1081 typedef struct JavaVMOption {
1082     const char* optionString;
1083     void*       extraInfo;
1084 } JavaVMOption;
1085 
1086 typedef struct JavaVMInitArgs {
1087     jint        version;    /* use JNI_VERSION_1_2 or later */
1088 
1089     jint        nOptions;
1090     JavaVMOption* options;
1091     jboolean    ignoreUnrecognized;
1092 } JavaVMInitArgs;
1093 
1094 #ifdef __cplusplus
1095 extern "C" {
1096 #endif
1097 /*
1098  * VM initialization functions.
1099  *
1100  * Note these are the only symbols exported for JNI by the VM.
1101  */
1102 jint JNI_GetDefaultJavaVMInitArgs(void*);
1103 jint JNI_CreateJavaVM(JavaVM**, JNIEnv**, void*);
1104 jint JNI_GetCreatedJavaVMs(JavaVM**, jsize, jsize*);
1105 
1106 #define JNIIMPORT
1107 #define JNIEXPORT  __attribute__ ((visibility ("default")))
1108 #define JNICALL
1109 
1110 /*
1111  * Prototypes for functions exported by loadable shared libs.  These are
1112  * called by JNI, not provided by JNI.
1113  */
1114 JNIEXPORT jint JNI_OnLoad(JavaVM* vm, void* reserved);
1115 JNIEXPORT void JNI_OnUnload(JavaVM* vm, void* reserved);
1116 
1117 #ifdef __cplusplus
1118 }
1119 #endif
1120 
1121 
1122 /*
1123  * Manifest constants.
1124  */
1125 #define JNI_FALSE   0
1126 #define JNI_TRUE    1
1127 
1128 #define JNI_VERSION_1_1 0x00010001
1129 #define JNI_VERSION_1_2 0x00010002
1130 #define JNI_VERSION_1_4 0x00010004
1131 #define JNI_VERSION_1_6 0x00010006
1132 
1133 #define JNI_OK          (0)         /* no error */
1134 #define JNI_ERR         (-1)        /* generic error */
1135 #define JNI_EDETACHED   (-2)        /* thread detached from the VM */
1136 #define JNI_EVERSION    (-3)        /* JNI version error */
1137 
1138 #define JNI_COMMIT      1           /* copy content, do not free buffer */
1139 #define JNI_ABORT       2           /* free buffer w/o copying back */
1140 
1141 #endif  /* JNI_H_ */
1142