Mercurial > hg > truffle
annotate src/share/vm/prims/jniCheck.cpp @ 13260:f795de8d8b71
use Unsafe.ensureClassInitialized in HotSpotResolvedObjectType.initialize
author | twisti |
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date | Sun, 08 Dec 2013 11:21:49 -0800 |
parents | f9be370a7d54 |
children | de6a9e811145 |
rev | line source |
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0 | 1 /* |
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2 * Copyright (c) 2001, 2012, Oracle and/or its affiliates. All rights reserved. |
0 | 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
4 * | |
5 * This code is free software; you can redistribute it and/or modify it | |
6 * under the terms of the GNU General Public License version 2 only, as | |
7 * published by the Free Software Foundation. | |
8 * | |
9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
12 * version 2 for more details (a copy is included in the LICENSE file that | |
13 * accompanied this code). | |
14 * | |
15 * You should have received a copy of the GNU General Public License version | |
16 * 2 along with this work; if not, write to the Free Software Foundation, | |
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
18 * | |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
0 | 22 * |
23 */ | |
24 | |
1972 | 25 #include "precompiled.hpp" |
26 #include "classfile/systemDictionary.hpp" | |
27 #include "classfile/vmSymbols.hpp" | |
28 #include "oops/instanceKlass.hpp" | |
29 #include "oops/oop.inline.hpp" | |
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30 #include "oops/symbol.hpp" |
1972 | 31 #include "prims/jni.h" |
32 #include "prims/jniCheck.hpp" | |
33 #include "prims/jvm_misc.hpp" | |
34 #include "runtime/fieldDescriptor.hpp" | |
35 #include "runtime/handles.hpp" | |
36 #include "runtime/interfaceSupport.hpp" | |
37 #include "runtime/jfieldIDWorkaround.hpp" | |
38 #include "runtime/thread.hpp" | |
39 #ifdef TARGET_ARCH_x86 | |
40 # include "jniTypes_x86.hpp" | |
41 #endif | |
42 #ifdef TARGET_ARCH_sparc | |
43 # include "jniTypes_sparc.hpp" | |
44 #endif | |
45 #ifdef TARGET_ARCH_zero | |
46 # include "jniTypes_zero.hpp" | |
47 #endif | |
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48 #ifdef TARGET_ARCH_arm |
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49 # include "jniTypes_arm.hpp" |
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50 #endif |
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51 #ifdef TARGET_ARCH_ppc |
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52 # include "jniTypes_ppc.hpp" |
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53 #endif |
0 | 54 |
55 | |
56 // Heap objects are allowed to be directly referenced only in VM code, | |
57 // not in native code. | |
58 | |
59 #define ASSERT_OOPS_ALLOWED \ | |
60 assert(JavaThread::current()->thread_state() == _thread_in_vm, \ | |
61 "jniCheck examining oops in bad state.") | |
62 | |
63 | |
64 // Execute the given block of source code with the thread in VM state. | |
65 // To do this, transition from the NATIVE state to the VM state, execute | |
66 // the code, and transtition back. The ThreadInVMfromNative constructor | |
67 // performs the transition to VM state, its destructor restores the | |
68 // NATIVE state. | |
69 | |
70 #define IN_VM(source_code) { \ | |
71 { \ | |
72 ThreadInVMfromNative __tiv(thr); \ | |
73 source_code \ | |
74 } \ | |
75 } | |
76 | |
77 | |
78 /* | |
79 * DECLARATIONS | |
80 */ | |
81 | |
82 static struct JNINativeInterface_ * unchecked_jni_NativeInterface; | |
83 | |
84 | |
85 /* | |
86 * MACRO DEFINITIONS | |
87 */ | |
88 | |
89 // All JNI checked functions here use JNI_ENTRY_CHECKED() instead of the | |
90 // QUICK_ENTRY or LEAF variants found in jni.cpp. This allows handles | |
91 // to be created if a fatal error should occur. | |
92 | |
93 // Check for thread not attached to VM; need to catch this before | |
94 // assertions in the wrapper routines might fire | |
95 | |
96 // Check for env being the one value appropriate for this thread. | |
97 | |
98 #define JNI_ENTRY_CHECKED(result_type, header) \ | |
99 extern "C" { \ | |
100 result_type JNICALL header { \ | |
101 JavaThread* thr = (JavaThread*)ThreadLocalStorage::get_thread_slow();\ | |
102 if (thr == NULL || !thr->is_Java_thread()) { \ | |
103 tty->print_cr(fatal_using_jnienv_in_nonjava); \ | |
104 os::abort(true); \ | |
105 } \ | |
106 JNIEnv* xenv = thr->jni_environment(); \ | |
107 if (env != xenv) { \ | |
108 NativeReportJNIFatalError(thr, warn_wrong_jnienv); \ | |
109 } \ | |
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110 VM_ENTRY_BASE(result_type, header, thr) |
0 | 111 |
112 | |
113 #define UNCHECKED() (unchecked_jni_NativeInterface) | |
114 | |
115 static const char * warn_wrong_jnienv = "Using JNIEnv in the wrong thread"; | |
116 static const char * warn_bad_class_descriptor = "JNI FindClass received a bad class descriptor \"%s\". A correct class descriptor " \ | |
117 "has no leading \"L\" or trailing \";\". Incorrect descriptors will not be accepted in future releases."; | |
118 static const char * fatal_using_jnienv_in_nonjava = "FATAL ERROR in native method: Using JNIEnv in non-Java thread"; | |
119 static const char * warn_other_function_in_critical = "Warning: Calling other JNI functions in the scope of " \ | |
120 "Get/ReleasePrimitiveArrayCritical or Get/ReleaseStringCritical"; | |
121 static const char * fatal_bad_ref_to_jni = "Bad global or local ref passed to JNI"; | |
122 static const char * fatal_received_null_class = "JNI received a null class"; | |
123 static const char * fatal_class_not_a_class = "JNI received a class argument that is not a class"; | |
124 static const char * fatal_class_not_a_throwable_class = "JNI Throw or ThrowNew received a class argument that is not a Throwable or Throwable subclass"; | |
125 static const char * fatal_wrong_class_or_method = "Wrong object class or methodID passed to JNI call"; | |
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126 static const char * fatal_non_weak_method = "non-weak methodID passed to JNI call"; |
0 | 127 static const char * fatal_unknown_array_object = "Unknown array object passed to JNI array operations"; |
128 static const char * fatal_object_array_expected = "Object array expected but not received for JNI array operation"; | |
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129 static const char * fatal_prim_type_array_expected = "Primitive type array expected but not received for JNI array operation"; |
0 | 130 static const char * fatal_non_array = "Non-array passed to JNI array operations"; |
131 static const char * fatal_element_type_mismatch = "Array element type mismatch in JNI"; | |
132 static const char * fatal_should_be_static = "Non-static field ID passed to JNI"; | |
133 static const char * fatal_wrong_static_field = "Wrong static field ID passed to JNI"; | |
134 static const char * fatal_static_field_not_found = "Static field not found in JNI get/set field operations"; | |
135 static const char * fatal_static_field_mismatch = "Field type (static) mismatch in JNI get/set field operations"; | |
136 static const char * fatal_should_be_nonstatic = "Static field ID passed to JNI"; | |
137 static const char * fatal_null_object = "Null object passed to JNI"; | |
138 static const char * fatal_wrong_field = "Wrong field ID passed to JNI"; | |
139 static const char * fatal_instance_field_not_found = "Instance field not found in JNI get/set field operations"; | |
140 static const char * fatal_instance_field_mismatch = "Field type (instance) mismatch in JNI get/set field operations"; | |
141 static const char * fatal_non_string = "JNI string operation received a non-string"; | |
142 | |
143 | |
144 // When in VM state: | |
145 static void ReportJNIWarning(JavaThread* thr, const char *msg) { | |
146 tty->print_cr("WARNING in native method: %s", msg); | |
147 thr->print_stack(); | |
148 } | |
149 | |
150 // When in NATIVE state: | |
151 static void NativeReportJNIFatalError(JavaThread* thr, const char *msg) { | |
152 IN_VM( | |
153 ReportJNIFatalError(thr, msg); | |
154 ) | |
155 } | |
156 | |
157 static void NativeReportJNIWarning(JavaThread* thr, const char *msg) { | |
158 IN_VM( | |
159 ReportJNIWarning(thr, msg); | |
160 ) | |
161 } | |
162 | |
163 | |
164 | |
165 | |
166 /* | |
167 * SUPPORT FUNCTIONS | |
168 */ | |
169 | |
170 static inline void | |
171 functionEnterCritical(JavaThread* thr) | |
172 { | |
173 if (thr->has_pending_exception()) { | |
174 NativeReportJNIWarning(thr, "JNI call made with exception pending"); | |
175 } | |
176 } | |
177 | |
178 static inline void | |
179 functionEnterCriticalExceptionAllowed(JavaThread* thr) | |
180 { | |
181 } | |
182 | |
183 static inline void | |
184 functionEnter(JavaThread* thr) | |
185 { | |
186 if (thr->in_critical()) { | |
187 tty->print_cr(warn_other_function_in_critical); | |
188 } | |
189 if (thr->has_pending_exception()) { | |
190 NativeReportJNIWarning(thr, "JNI call made with exception pending"); | |
191 } | |
192 } | |
193 | |
194 static inline void | |
195 functionEnterExceptionAllowed(JavaThread* thr) | |
196 { | |
197 if (thr->in_critical()) { | |
198 tty->print_cr(warn_other_function_in_critical); | |
199 } | |
200 } | |
201 | |
202 static inline void | |
203 functionExit(JNIEnv *env) | |
204 { | |
205 /* nothing to do at this time */ | |
206 } | |
207 | |
208 static inline void | |
209 checkStaticFieldID(JavaThread* thr, jfieldID fid, jclass cls, int ftype) | |
210 { | |
211 fieldDescriptor fd; | |
212 | |
213 /* make sure it is a static field */ | |
214 if (!jfieldIDWorkaround::is_static_jfieldID(fid)) | |
215 ReportJNIFatalError(thr, fatal_should_be_static); | |
216 | |
217 /* validate the class being passed */ | |
218 ASSERT_OOPS_ALLOWED; | |
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219 Klass* k_oop = jniCheck::validate_class(thr, cls, false); |
0 | 220 |
221 /* check for proper subclass hierarchy */ | |
222 JNIid* id = jfieldIDWorkaround::from_static_jfieldID(fid); | |
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223 Klass* f_oop = id->holder(); |
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224 if (!InstanceKlass::cast(k_oop)->is_subtype_of(f_oop)) |
0 | 225 ReportJNIFatalError(thr, fatal_wrong_static_field); |
226 | |
227 /* check for proper field type */ | |
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228 if (!id->find_local_field(&fd)) |
0 | 229 ReportJNIFatalError(thr, fatal_static_field_not_found); |
230 if ((fd.field_type() != ftype) && | |
231 !(fd.field_type() == T_ARRAY && ftype == T_OBJECT)) { | |
232 ReportJNIFatalError(thr, fatal_static_field_mismatch); | |
233 } | |
234 } | |
235 | |
236 static inline void | |
237 checkInstanceFieldID(JavaThread* thr, jfieldID fid, jobject obj, int ftype) | |
238 { | |
239 fieldDescriptor fd; | |
240 | |
241 /* make sure it is an instance field */ | |
242 if (jfieldIDWorkaround::is_static_jfieldID(fid)) | |
243 ReportJNIFatalError(thr, fatal_should_be_nonstatic); | |
244 | |
245 /* validate the object being passed and then get its class */ | |
246 ASSERT_OOPS_ALLOWED; | |
247 oop oopObj = jniCheck::validate_object(thr, obj); | |
248 if (!oopObj) { | |
249 ReportJNIFatalError(thr, fatal_null_object); | |
250 } | |
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251 Klass* k_oop = oopObj->klass(); |
0 | 252 |
253 if (!jfieldIDWorkaround::is_valid_jfieldID(k_oop, fid)) { | |
254 ReportJNIFatalError(thr, fatal_wrong_field); | |
255 } | |
256 | |
257 /* make sure the field exists */ | |
258 int offset = jfieldIDWorkaround::from_instance_jfieldID(k_oop, fid); | |
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259 if (!InstanceKlass::cast(k_oop)->contains_field_offset(offset)) |
0 | 260 ReportJNIFatalError(thr, fatal_wrong_field); |
261 | |
262 /* check for proper field type */ | |
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263 if (!InstanceKlass::cast(k_oop)->find_field_from_offset(offset, |
0 | 264 false, &fd)) |
265 ReportJNIFatalError(thr, fatal_instance_field_not_found); | |
266 | |
267 if ((fd.field_type() != ftype) && | |
268 !(fd.field_type() == T_ARRAY && ftype == T_OBJECT)) { | |
269 ReportJNIFatalError(thr, fatal_instance_field_mismatch); | |
270 } | |
271 } | |
272 | |
273 static inline void | |
274 checkString(JavaThread* thr, jstring js) | |
275 { | |
276 ASSERT_OOPS_ALLOWED; | |
277 oop s = jniCheck::validate_object(thr, js); | |
278 if (!s || !java_lang_String::is_instance(s)) | |
279 ReportJNIFatalError(thr, fatal_non_string); | |
280 } | |
281 | |
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282 static inline arrayOop |
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283 check_is_array(JavaThread* thr, jarray jArray) |
0 | 284 { |
285 ASSERT_OOPS_ALLOWED; | |
286 arrayOop aOop; | |
287 | |
288 aOop = (arrayOop)jniCheck::validate_object(thr, jArray); | |
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289 if (aOop == NULL || !aOop->is_array()) { |
0 | 290 ReportJNIFatalError(thr, fatal_non_array); |
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291 } |
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292 return aOop; |
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293 } |
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294 |
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295 static inline arrayOop |
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296 check_is_primitive_array(JavaThread* thr, jarray jArray) { |
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297 arrayOop aOop = check_is_array(thr, jArray); |
0 | 298 |
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299 if (!aOop->is_typeArray()) { |
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300 ReportJNIFatalError(thr, fatal_prim_type_array_expected); |
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301 } |
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302 return aOop; |
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303 } |
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304 |
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305 static inline void |
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306 check_primitive_array_type(JavaThread* thr, jarray jArray, BasicType elementType) |
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307 { |
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308 BasicType array_type; |
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309 arrayOop aOop; |
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310 |
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311 aOop = check_is_primitive_array(thr, jArray); |
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312 array_type = TypeArrayKlass::cast(aOop->klass())->element_type(); |
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313 if (array_type != elementType) { |
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314 ReportJNIFatalError(thr, fatal_element_type_mismatch); |
0 | 315 } |
316 } | |
317 | |
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318 static inline void |
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319 check_is_obj_array(JavaThread* thr, jarray jArray) { |
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320 arrayOop aOop = check_is_array(thr, jArray); |
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321 if (!aOop->is_objArray()) { |
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322 ReportJNIFatalError(thr, fatal_object_array_expected); |
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323 } |
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324 } |
0 | 325 |
326 oop jniCheck::validate_handle(JavaThread* thr, jobject obj) { | |
327 if (JNIHandles::is_frame_handle(thr, obj) || | |
328 JNIHandles::is_local_handle(thr, obj) || | |
329 JNIHandles::is_global_handle(obj) || | |
330 JNIHandles::is_weak_global_handle(obj)) { | |
331 ASSERT_OOPS_ALLOWED; | |
332 return JNIHandles::resolve_external_guard(obj); | |
333 } | |
334 ReportJNIFatalError(thr, fatal_bad_ref_to_jni); | |
335 return NULL; | |
336 } | |
337 | |
338 | |
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339 Method* jniCheck::validate_jmethod_id(JavaThread* thr, jmethodID method_id) { |
0 | 340 ASSERT_OOPS_ALLOWED; |
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341 // do the fast jmethodID check first |
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342 Method* moop = Method::checked_resolve_jmethod_id(method_id); |
0 | 343 if (moop == NULL) { |
344 ReportJNIFatalError(thr, fatal_wrong_class_or_method); | |
345 } | |
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346 // jmethodIDs are supposed to be weak handles in the class loader data, |
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347 // but that can be expensive so check it last |
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348 else if (!Method::is_method_id(method_id)) { |
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349 ReportJNIFatalError(thr, fatal_non_weak_method); |
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350 } |
0 | 351 return moop; |
352 } | |
353 | |
354 | |
355 oop jniCheck::validate_object(JavaThread* thr, jobject obj) { | |
356 if (!obj) | |
357 return NULL; | |
358 ASSERT_OOPS_ALLOWED; | |
359 oop oopObj = jniCheck::validate_handle(thr, obj); | |
360 if (!oopObj) { | |
361 ReportJNIFatalError(thr, fatal_bad_ref_to_jni); | |
362 } | |
363 return oopObj; | |
364 } | |
365 | |
366 // Warn if a class descriptor is in decorated form; class descriptors | |
367 // passed to JNI findClass should not be decorated unless they are | |
368 // array descriptors. | |
369 void jniCheck::validate_class_descriptor(JavaThread* thr, const char* name) { | |
370 if (name == NULL) return; // implementation accepts NULL so just return | |
371 | |
372 size_t len = strlen(name); | |
373 | |
374 if (len >= 2 && | |
375 name[0] == JVM_SIGNATURE_CLASS && // 'L' | |
376 name[len-1] == JVM_SIGNATURE_ENDCLASS ) { // ';' | |
377 char msg[JVM_MAXPATHLEN]; | |
378 jio_snprintf(msg, JVM_MAXPATHLEN, warn_bad_class_descriptor, name); | |
379 ReportJNIWarning(thr, msg); | |
380 } | |
381 } | |
382 | |
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383 Klass* jniCheck::validate_class(JavaThread* thr, jclass clazz, bool allow_primitive) { |
0 | 384 ASSERT_OOPS_ALLOWED; |
385 oop mirror = jniCheck::validate_handle(thr, clazz); | |
386 if (!mirror) { | |
387 ReportJNIFatalError(thr, fatal_received_null_class); | |
388 } | |
389 | |
1142 | 390 if (mirror->klass() != SystemDictionary::Class_klass()) { |
0 | 391 ReportJNIFatalError(thr, fatal_class_not_a_class); |
392 } | |
393 | |
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394 Klass* k = java_lang_Class::as_Klass(mirror); |
0 | 395 // Make allowances for primitive classes ... |
396 if (!(k != NULL || allow_primitive && java_lang_Class::is_primitive(mirror))) { | |
397 ReportJNIFatalError(thr, fatal_class_not_a_class); | |
398 } | |
399 return k; | |
400 } | |
401 | |
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402 void jniCheck::validate_throwable_klass(JavaThread* thr, Klass* klass) { |
0 | 403 ASSERT_OOPS_ALLOWED; |
404 assert(klass != NULL, "klass argument must have a value"); | |
405 | |
6983 | 406 if (!klass->oop_is_instance() || |
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407 !InstanceKlass::cast(klass)->is_subclass_of(SystemDictionary::Throwable_klass())) { |
0 | 408 ReportJNIFatalError(thr, fatal_class_not_a_throwable_class); |
409 } | |
410 } | |
411 | |
412 void jniCheck::validate_call_object(JavaThread* thr, jobject obj, jmethodID method_id) { | |
413 /* validate the object being passed */ | |
414 ASSERT_OOPS_ALLOWED; | |
415 jniCheck::validate_jmethod_id(thr, method_id); | |
416 jniCheck::validate_object(thr, obj); | |
417 } | |
418 | |
419 void jniCheck::validate_call_class(JavaThread* thr, jclass clazz, jmethodID method_id) { | |
420 /* validate the class being passed */ | |
421 ASSERT_OOPS_ALLOWED; | |
422 jniCheck::validate_jmethod_id(thr, method_id); | |
423 jniCheck::validate_class(thr, clazz, false); | |
424 } | |
425 | |
426 | |
427 /* | |
428 * IMPLEMENTATION OF FUNCTIONS IN CHECKED TABLE | |
429 */ | |
430 | |
431 JNI_ENTRY_CHECKED(jclass, | |
432 checked_jni_DefineClass(JNIEnv *env, | |
433 const char *name, | |
434 jobject loader, | |
435 const jbyte *buf, | |
436 jsize len)) | |
437 functionEnter(thr); | |
438 IN_VM( | |
439 jniCheck::validate_object(thr, loader); | |
440 ) | |
441 jclass result = UNCHECKED()->DefineClass(env, name, loader, buf, len); | |
442 functionExit(env); | |
443 return result; | |
444 JNI_END | |
445 | |
446 JNI_ENTRY_CHECKED(jclass, | |
447 checked_jni_FindClass(JNIEnv *env, | |
448 const char *name)) | |
449 functionEnter(thr); | |
450 IN_VM( | |
451 jniCheck::validate_class_descriptor(thr, name); | |
452 ) | |
453 jclass result = UNCHECKED()->FindClass(env, name); | |
454 functionExit(env); | |
455 return result; | |
456 JNI_END | |
457 | |
458 JNI_ENTRY_CHECKED(jmethodID, | |
459 checked_jni_FromReflectedMethod(JNIEnv *env, | |
460 jobject method)) | |
461 functionEnter(thr); | |
462 IN_VM( | |
463 jniCheck::validate_object(thr, method); | |
464 ) | |
465 jmethodID result = UNCHECKED()->FromReflectedMethod(env, method); | |
466 functionExit(env); | |
467 return result; | |
468 JNI_END | |
469 | |
470 JNI_ENTRY_CHECKED(jfieldID, | |
471 checked_jni_FromReflectedField(JNIEnv *env, | |
472 jobject field)) | |
473 functionEnter(thr); | |
474 IN_VM( | |
475 jniCheck::validate_object(thr, field); | |
476 ) | |
477 jfieldID result = UNCHECKED()->FromReflectedField(env, field); | |
478 functionExit(env); | |
479 return result; | |
480 JNI_END | |
481 | |
482 JNI_ENTRY_CHECKED(jobject, | |
483 checked_jni_ToReflectedMethod(JNIEnv *env, | |
484 jclass cls, | |
485 jmethodID methodID, | |
486 jboolean isStatic)) | |
487 functionEnter(thr); | |
488 IN_VM( | |
489 jniCheck::validate_class(thr, cls, false); | |
490 jniCheck::validate_jmethod_id(thr, methodID); | |
491 ) | |
492 jobject result = UNCHECKED()->ToReflectedMethod(env, cls, methodID, | |
493 isStatic); | |
494 functionExit(env); | |
495 return result; | |
496 JNI_END | |
497 | |
498 JNI_ENTRY_CHECKED(jclass, | |
499 checked_jni_GetSuperclass(JNIEnv *env, | |
500 jclass sub)) | |
501 functionEnter(thr); | |
502 IN_VM( | |
503 jniCheck::validate_class(thr, sub, true); | |
504 ) | |
505 jclass result = UNCHECKED()->GetSuperclass(env, sub); | |
506 functionExit(env); | |
507 return result; | |
508 JNI_END | |
509 | |
510 JNI_ENTRY_CHECKED(jboolean, | |
511 checked_jni_IsAssignableFrom(JNIEnv *env, | |
512 jclass sub, | |
513 jclass sup)) | |
514 functionEnter(thr); | |
515 IN_VM( | |
516 jniCheck::validate_class(thr, sub, true); | |
517 jniCheck::validate_class(thr, sup, true); | |
518 ) | |
519 jboolean result = UNCHECKED()->IsAssignableFrom(env, sub, sup); | |
520 functionExit(env); | |
521 return result; | |
522 JNI_END | |
523 | |
524 JNI_ENTRY_CHECKED(jobject, | |
525 checked_jni_ToReflectedField(JNIEnv *env, | |
526 jclass cls, | |
527 jfieldID fieldID, | |
528 jboolean isStatic)) | |
529 functionEnter(thr); | |
530 IN_VM( | |
531 jniCheck::validate_class(thr, cls, false); | |
532 ) | |
533 jobject result = UNCHECKED()->ToReflectedField(env, cls, fieldID, | |
534 isStatic); | |
535 functionExit(env); | |
536 return result; | |
537 JNI_END | |
538 | |
539 JNI_ENTRY_CHECKED(jint, | |
540 checked_jni_Throw(JNIEnv *env, | |
541 jthrowable obj)) | |
542 functionEnter(thr); | |
543 IN_VM( | |
544 oop oopObj = jniCheck::validate_object(thr, obj); | |
545 if (oopObj == NULL) { | |
546 // Unchecked Throw tolerates a NULL obj, so just warn | |
547 ReportJNIWarning(thr, "JNI Throw called with NULL throwable"); | |
548 } else { | |
549 jniCheck::validate_throwable_klass(thr, oopObj->klass()); | |
550 } | |
551 ) | |
552 jint result = UNCHECKED()->Throw(env, obj); | |
553 functionExit(env); | |
554 return result; | |
555 JNI_END | |
556 | |
557 JNI_ENTRY_CHECKED(jint, | |
558 checked_jni_ThrowNew(JNIEnv *env, | |
559 jclass clazz, | |
560 const char *msg)) | |
561 functionEnter(thr); | |
562 IN_VM( | |
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563 Klass* k = jniCheck::validate_class(thr, clazz, false); |
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564 assert(k != NULL, "validate_class shouldn't return NULL Klass*"); |
0 | 565 jniCheck::validate_throwable_klass(thr, k); |
566 ) | |
567 jint result = UNCHECKED()->ThrowNew(env, clazz, msg); | |
568 functionExit(env); | |
569 return result; | |
570 JNI_END | |
571 | |
572 JNI_ENTRY_CHECKED(jthrowable, | |
573 checked_jni_ExceptionOccurred(JNIEnv *env)) | |
574 functionEnterExceptionAllowed(thr); | |
575 jthrowable result = UNCHECKED()->ExceptionOccurred(env); | |
576 functionExit(env); | |
577 return result; | |
578 JNI_END | |
579 | |
580 JNI_ENTRY_CHECKED(void, | |
581 checked_jni_ExceptionDescribe(JNIEnv *env)) | |
582 functionEnterExceptionAllowed(thr); | |
583 UNCHECKED()->ExceptionDescribe(env); | |
584 functionExit(env); | |
585 JNI_END | |
586 | |
587 JNI_ENTRY_CHECKED(void, | |
588 checked_jni_ExceptionClear(JNIEnv *env)) | |
589 functionEnterExceptionAllowed(thr); | |
590 UNCHECKED()->ExceptionClear(env); | |
591 functionExit(env); | |
592 JNI_END | |
593 | |
594 JNI_ENTRY_CHECKED(void, | |
595 checked_jni_FatalError(JNIEnv *env, | |
596 const char *msg)) | |
597 functionEnter(thr); | |
598 UNCHECKED()->FatalError(env, msg); | |
599 functionExit(env); | |
600 JNI_END | |
601 | |
602 JNI_ENTRY_CHECKED(jint, | |
603 checked_jni_PushLocalFrame(JNIEnv *env, | |
604 jint capacity)) | |
605 functionEnterExceptionAllowed(thr); | |
606 if (capacity < 0) | |
607 NativeReportJNIFatalError(thr, "negative capacity"); | |
608 jint result = UNCHECKED()->PushLocalFrame(env, capacity); | |
609 functionExit(env); | |
610 return result; | |
611 JNI_END | |
612 | |
613 JNI_ENTRY_CHECKED(jobject, | |
614 checked_jni_PopLocalFrame(JNIEnv *env, | |
615 jobject result)) | |
616 functionEnterExceptionAllowed(thr); | |
617 jobject res = UNCHECKED()->PopLocalFrame(env, result); | |
618 functionExit(env); | |
619 return res; | |
620 JNI_END | |
621 | |
622 JNI_ENTRY_CHECKED(jobject, | |
623 checked_jni_NewGlobalRef(JNIEnv *env, | |
624 jobject lobj)) | |
625 functionEnter(thr); | |
626 IN_VM( | |
627 if (lobj != NULL) { | |
628 jniCheck::validate_handle(thr, lobj); | |
629 } | |
630 ) | |
631 jobject result = UNCHECKED()->NewGlobalRef(env,lobj); | |
632 functionExit(env); | |
633 return result; | |
634 JNI_END | |
635 | |
636 JNI_ENTRY_CHECKED(void, | |
637 checked_jni_DeleteGlobalRef(JNIEnv *env, | |
638 jobject gref)) | |
639 functionEnterExceptionAllowed(thr); | |
640 IN_VM( | |
641 jniCheck::validate_object(thr, gref); | |
642 if (gref && !JNIHandles::is_global_handle(gref)) { | |
643 ReportJNIFatalError(thr, | |
644 "Invalid global JNI handle passed to DeleteGlobalRef"); | |
645 } | |
646 ) | |
647 UNCHECKED()->DeleteGlobalRef(env,gref); | |
648 functionExit(env); | |
649 JNI_END | |
650 | |
651 JNI_ENTRY_CHECKED(void, | |
652 checked_jni_DeleteLocalRef(JNIEnv *env, | |
653 jobject obj)) | |
654 functionEnterExceptionAllowed(thr); | |
655 IN_VM( | |
656 jniCheck::validate_object(thr, obj); | |
657 if (obj && !(JNIHandles::is_local_handle(thr, obj) || | |
658 JNIHandles::is_frame_handle(thr, obj))) | |
659 ReportJNIFatalError(thr, | |
660 "Invalid local JNI handle passed to DeleteLocalRef"); | |
661 ) | |
662 UNCHECKED()->DeleteLocalRef(env, obj); | |
663 functionExit(env); | |
664 JNI_END | |
665 | |
666 JNI_ENTRY_CHECKED(jboolean, | |
667 checked_jni_IsSameObject(JNIEnv *env, | |
668 jobject obj1, | |
669 jobject obj2)) | |
670 functionEnterExceptionAllowed(thr); | |
671 IN_VM( | |
672 /* This JNI function can be used to compare weak global references | |
673 * to NULL objects. If the handles are valid, but contain NULL, | |
674 * then don't attempt to validate the object. | |
675 */ | |
676 if (obj1 != NULL && jniCheck::validate_handle(thr, obj1) != NULL) { | |
677 jniCheck::validate_object(thr, obj1); | |
678 } | |
679 if (obj2 != NULL && jniCheck::validate_handle(thr, obj2) != NULL) { | |
680 jniCheck::validate_object(thr, obj2); | |
681 } | |
682 ) | |
683 jboolean result = UNCHECKED()->IsSameObject(env,obj1,obj2); | |
684 functionExit(env); | |
685 return result; | |
686 JNI_END | |
687 | |
688 JNI_ENTRY_CHECKED(jobject, | |
689 checked_jni_NewLocalRef(JNIEnv *env, | |
690 jobject ref)) | |
691 functionEnter(thr); | |
692 IN_VM( | |
693 if (ref != NULL) { | |
694 jniCheck::validate_handle(thr, ref); | |
695 } | |
696 ) | |
697 jobject result = UNCHECKED()->NewLocalRef(env, ref); | |
698 functionExit(env); | |
699 return result; | |
700 JNI_END | |
701 | |
702 JNI_ENTRY_CHECKED(jint, | |
703 checked_jni_EnsureLocalCapacity(JNIEnv *env, | |
704 jint capacity)) | |
705 functionEnter(thr); | |
706 if (capacity < 0) { | |
707 NativeReportJNIFatalError(thr, "negative capacity"); | |
708 } | |
709 jint result = UNCHECKED()->EnsureLocalCapacity(env, capacity); | |
710 functionExit(env); | |
711 return result; | |
712 JNI_END | |
713 | |
714 JNI_ENTRY_CHECKED(jobject, | |
715 checked_jni_AllocObject(JNIEnv *env, | |
716 jclass clazz)) | |
717 functionEnter(thr); | |
718 IN_VM( | |
719 jniCheck::validate_class(thr, clazz, false); | |
720 ) | |
721 jobject result = UNCHECKED()->AllocObject(env,clazz); | |
722 functionExit(env); | |
723 return result; | |
724 JNI_END | |
725 | |
726 JNI_ENTRY_CHECKED(jobject, | |
727 checked_jni_NewObject(JNIEnv *env, | |
728 jclass clazz, | |
729 jmethodID methodID, | |
730 ...)) | |
731 functionEnter(thr); | |
732 va_list args; | |
733 IN_VM( | |
734 jniCheck::validate_class(thr, clazz, false); | |
735 jniCheck::validate_jmethod_id(thr, methodID); | |
736 ) | |
737 va_start(args, methodID); | |
738 jobject result = UNCHECKED()->NewObjectV(env,clazz,methodID,args); | |
739 va_end(args); | |
740 functionExit(env); | |
741 return result; | |
742 JNI_END | |
743 | |
744 JNI_ENTRY_CHECKED(jobject, | |
745 checked_jni_NewObjectV(JNIEnv *env, | |
746 jclass clazz, | |
747 jmethodID methodID, | |
748 va_list args)) | |
749 functionEnter(thr); | |
750 IN_VM( | |
751 jniCheck::validate_class(thr, clazz, false); | |
752 jniCheck::validate_jmethod_id(thr, methodID); | |
753 ) | |
754 jobject result = UNCHECKED()->NewObjectV(env,clazz,methodID,args); | |
755 functionExit(env); | |
756 return result; | |
757 JNI_END | |
758 | |
759 JNI_ENTRY_CHECKED(jobject, | |
760 checked_jni_NewObjectA(JNIEnv *env, | |
761 jclass clazz, | |
762 jmethodID methodID, | |
763 const jvalue *args)) | |
764 functionEnter(thr); | |
765 IN_VM( | |
766 jniCheck::validate_class(thr, clazz, false); | |
767 jniCheck::validate_jmethod_id(thr, methodID); | |
768 ) | |
769 jobject result = UNCHECKED()->NewObjectA(env,clazz,methodID,args); | |
770 functionExit(env); | |
771 return result; | |
772 JNI_END | |
773 | |
774 JNI_ENTRY_CHECKED(jclass, | |
775 checked_jni_GetObjectClass(JNIEnv *env, | |
776 jobject obj)) | |
777 functionEnter(thr); | |
778 IN_VM( | |
779 jniCheck::validate_object(thr, obj); | |
780 ) | |
781 jclass result = UNCHECKED()->GetObjectClass(env,obj); | |
782 functionExit(env); | |
783 return result; | |
784 JNI_END | |
785 | |
786 JNI_ENTRY_CHECKED(jboolean, | |
787 checked_jni_IsInstanceOf(JNIEnv *env, | |
788 jobject obj, | |
789 jclass clazz)) | |
790 functionEnter(thr); | |
791 IN_VM( | |
792 jniCheck::validate_object(thr, obj); | |
793 jniCheck::validate_class(thr, clazz, true); | |
794 ) | |
795 jboolean result = UNCHECKED()->IsInstanceOf(env,obj,clazz); | |
796 functionExit(env); | |
797 return result; | |
798 JNI_END | |
799 | |
800 JNI_ENTRY_CHECKED(jmethodID, | |
801 checked_jni_GetMethodID(JNIEnv *env, | |
802 jclass clazz, | |
803 const char *name, | |
804 const char *sig)) | |
805 functionEnter(thr); | |
806 IN_VM( | |
807 jniCheck::validate_class(thr, clazz, false); | |
808 ) | |
809 jmethodID result = UNCHECKED()->GetMethodID(env,clazz,name,sig); | |
810 functionExit(env); | |
811 return result; | |
812 JNI_END | |
813 | |
814 #define WRAPPER_CallMethod(ResultType, Result) \ | |
815 JNI_ENTRY_CHECKED(ResultType, \ | |
816 checked_jni_Call##Result##Method(JNIEnv *env, \ | |
817 jobject obj, \ | |
818 jmethodID methodID, \ | |
819 ...)) \ | |
820 functionEnter(thr); \ | |
821 va_list args; \ | |
822 IN_VM( \ | |
823 jniCheck::validate_call_object(thr, obj, methodID); \ | |
824 ) \ | |
825 va_start(args,methodID); \ | |
826 ResultType result =UNCHECKED()->Call##Result##MethodV(env, obj, methodID, \ | |
827 args); \ | |
828 va_end(args); \ | |
829 functionExit(env); \ | |
830 return result; \ | |
831 JNI_END \ | |
832 \ | |
833 JNI_ENTRY_CHECKED(ResultType, \ | |
834 checked_jni_Call##Result##MethodV(JNIEnv *env, \ | |
835 jobject obj, \ | |
836 jmethodID methodID, \ | |
837 va_list args)) \ | |
838 functionEnter(thr); \ | |
839 IN_VM(\ | |
840 jniCheck::validate_call_object(thr, obj, methodID); \ | |
841 ) \ | |
842 ResultType result = UNCHECKED()->Call##Result##MethodV(env, obj, methodID,\ | |
843 args); \ | |
844 functionExit(env); \ | |
845 return result; \ | |
846 JNI_END \ | |
847 \ | |
848 JNI_ENTRY_CHECKED(ResultType, \ | |
849 checked_jni_Call##Result##MethodA(JNIEnv *env, \ | |
850 jobject obj, \ | |
851 jmethodID methodID, \ | |
852 const jvalue * args)) \ | |
853 functionEnter(thr); \ | |
854 IN_VM( \ | |
855 jniCheck::validate_call_object(thr, obj, methodID); \ | |
856 ) \ | |
857 ResultType result = UNCHECKED()->Call##Result##MethodA(env, obj, methodID,\ | |
858 args); \ | |
859 functionExit(env); \ | |
860 return result; \ | |
861 JNI_END | |
862 | |
863 WRAPPER_CallMethod(jobject,Object) | |
864 WRAPPER_CallMethod(jboolean,Boolean) | |
865 WRAPPER_CallMethod(jbyte,Byte) | |
866 WRAPPER_CallMethod(jshort,Short) | |
867 WRAPPER_CallMethod(jchar,Char) | |
868 WRAPPER_CallMethod(jint,Int) | |
869 WRAPPER_CallMethod(jlong,Long) | |
870 WRAPPER_CallMethod(jfloat,Float) | |
871 WRAPPER_CallMethod(jdouble,Double) | |
872 | |
873 JNI_ENTRY_CHECKED(void, | |
874 checked_jni_CallVoidMethod(JNIEnv *env, \ | |
875 jobject obj, \ | |
876 jmethodID methodID, \ | |
877 ...)) | |
878 functionEnter(thr); | |
879 va_list args; | |
880 IN_VM( | |
881 jniCheck::validate_call_object(thr, obj, methodID); | |
882 ) | |
883 va_start(args,methodID); | |
884 UNCHECKED()->CallVoidMethodV(env,obj,methodID,args); | |
885 va_end(args); | |
886 functionExit(env); | |
887 JNI_END | |
888 | |
889 JNI_ENTRY_CHECKED(void, | |
890 checked_jni_CallVoidMethodV(JNIEnv *env, | |
891 jobject obj, | |
892 jmethodID methodID, | |
893 va_list args)) | |
894 functionEnter(thr); | |
895 IN_VM( | |
896 jniCheck::validate_call_object(thr, obj, methodID); | |
897 ) | |
898 UNCHECKED()->CallVoidMethodV(env,obj,methodID,args); | |
899 functionExit(env); | |
900 JNI_END | |
901 | |
902 JNI_ENTRY_CHECKED(void, | |
903 checked_jni_CallVoidMethodA(JNIEnv *env, | |
904 jobject obj, | |
905 jmethodID methodID, | |
906 const jvalue * args)) | |
907 functionEnter(thr); | |
908 IN_VM( | |
909 jniCheck::validate_call_object(thr, obj, methodID); | |
910 ) | |
911 UNCHECKED()->CallVoidMethodA(env,obj,methodID,args); | |
912 functionExit(env); | |
913 JNI_END | |
914 | |
915 #define WRAPPER_CallNonvirtualMethod(ResultType, Result) \ | |
916 JNI_ENTRY_CHECKED(ResultType, \ | |
917 checked_jni_CallNonvirtual##Result##Method(JNIEnv *env, \ | |
918 jobject obj, \ | |
919 jclass clazz, \ | |
920 jmethodID methodID, \ | |
921 ...)) \ | |
922 functionEnter(thr); \ | |
923 va_list args; \ | |
924 IN_VM( \ | |
925 jniCheck::validate_call_object(thr, obj, methodID); \ | |
926 jniCheck::validate_call_class(thr, clazz, methodID); \ | |
927 ) \ | |
928 va_start(args,methodID); \ | |
929 ResultType result = UNCHECKED()->CallNonvirtual##Result##MethodV(env, \ | |
930 obj, \ | |
931 clazz, \ | |
932 methodID,\ | |
933 args); \ | |
934 va_end(args); \ | |
935 functionExit(env); \ | |
936 return result; \ | |
937 JNI_END \ | |
938 \ | |
939 JNI_ENTRY_CHECKED(ResultType, \ | |
940 checked_jni_CallNonvirtual##Result##MethodV(JNIEnv *env, \ | |
941 jobject obj, \ | |
942 jclass clazz, \ | |
943 jmethodID methodID, \ | |
944 va_list args)) \ | |
945 functionEnter(thr); \ | |
946 IN_VM( \ | |
947 jniCheck::validate_call_object(thr, obj, methodID); \ | |
948 jniCheck::validate_call_class(thr, clazz, methodID); \ | |
949 ) \ | |
950 ResultType result = UNCHECKED()->CallNonvirtual##Result##MethodV(env, \ | |
951 obj, \ | |
952 clazz, \ | |
953 methodID,\ | |
954 args); \ | |
955 functionExit(env); \ | |
956 return result; \ | |
957 JNI_END \ | |
958 \ | |
959 JNI_ENTRY_CHECKED(ResultType, \ | |
960 checked_jni_CallNonvirtual##Result##MethodA(JNIEnv *env, \ | |
961 jobject obj, \ | |
962 jclass clazz, \ | |
963 jmethodID methodID, \ | |
964 const jvalue * args)) \ | |
965 functionEnter(thr); \ | |
966 IN_VM( \ | |
967 jniCheck::validate_call_object(thr, obj, methodID); \ | |
968 jniCheck::validate_call_class(thr, clazz, methodID); \ | |
969 ) \ | |
970 ResultType result = UNCHECKED()->CallNonvirtual##Result##MethodA(env, \ | |
971 obj, \ | |
972 clazz, \ | |
973 methodID,\ | |
974 args); \ | |
975 functionExit(env); \ | |
976 return result; \ | |
977 JNI_END | |
978 | |
979 WRAPPER_CallNonvirtualMethod(jobject,Object) | |
980 WRAPPER_CallNonvirtualMethod(jboolean,Boolean) | |
981 WRAPPER_CallNonvirtualMethod(jbyte,Byte) | |
982 WRAPPER_CallNonvirtualMethod(jshort,Short) | |
983 WRAPPER_CallNonvirtualMethod(jchar,Char) | |
984 WRAPPER_CallNonvirtualMethod(jint,Int) | |
985 WRAPPER_CallNonvirtualMethod(jlong,Long) | |
986 WRAPPER_CallNonvirtualMethod(jfloat,Float) | |
987 WRAPPER_CallNonvirtualMethod(jdouble,Double) | |
988 | |
989 JNI_ENTRY_CHECKED(void, | |
990 checked_jni_CallNonvirtualVoidMethod(JNIEnv *env, | |
991 jobject obj, | |
992 jclass clazz, | |
993 jmethodID methodID, | |
994 ...)) | |
995 functionEnter(thr); | |
996 va_list args; | |
997 IN_VM( | |
998 jniCheck::validate_call_object(thr, obj, methodID); | |
999 jniCheck::validate_call_class(thr, clazz, methodID); | |
1000 ) | |
1001 va_start(args,methodID); | |
1002 UNCHECKED()->CallNonvirtualVoidMethodV(env,obj,clazz,methodID,args); | |
1003 va_end(args); | |
1004 functionExit(env); | |
1005 JNI_END | |
1006 | |
1007 JNI_ENTRY_CHECKED(void, | |
1008 checked_jni_CallNonvirtualVoidMethodV(JNIEnv *env, | |
1009 jobject obj, | |
1010 jclass clazz, | |
1011 jmethodID methodID, | |
1012 va_list args)) | |
1013 functionEnter(thr); | |
1014 IN_VM( | |
1015 jniCheck::validate_call_object(thr, obj, methodID); | |
1016 jniCheck::validate_call_class(thr, clazz, methodID); | |
1017 ) | |
1018 UNCHECKED()->CallNonvirtualVoidMethodV(env,obj,clazz,methodID,args); | |
1019 functionExit(env); | |
1020 JNI_END | |
1021 | |
1022 JNI_ENTRY_CHECKED(void, | |
1023 checked_jni_CallNonvirtualVoidMethodA(JNIEnv *env, | |
1024 jobject obj, | |
1025 jclass clazz, | |
1026 jmethodID methodID, | |
1027 const jvalue * args)) | |
1028 functionEnter(thr); | |
1029 IN_VM( | |
1030 jniCheck::validate_call_object(thr, obj, methodID); | |
1031 jniCheck::validate_call_class(thr, clazz, methodID); | |
1032 ) | |
1033 UNCHECKED()->CallNonvirtualVoidMethodA(env,obj,clazz,methodID,args); | |
1034 functionExit(env); | |
1035 JNI_END | |
1036 | |
1037 JNI_ENTRY_CHECKED(jfieldID, | |
1038 checked_jni_GetFieldID(JNIEnv *env, | |
1039 jclass clazz, | |
1040 const char *name, | |
1041 const char *sig)) | |
1042 functionEnter(thr); | |
1043 IN_VM( | |
1044 jniCheck::validate_class(thr, clazz, false); | |
1045 ) | |
1046 jfieldID result = UNCHECKED()->GetFieldID(env,clazz,name,sig); | |
1047 functionExit(env); | |
1048 return result; | |
1049 JNI_END | |
1050 | |
1051 #define WRAPPER_GetField(ReturnType,Result,FieldType) \ | |
1052 JNI_ENTRY_CHECKED(ReturnType, \ | |
1053 checked_jni_Get##Result##Field(JNIEnv *env, \ | |
1054 jobject obj, \ | |
1055 jfieldID fieldID)) \ | |
1056 functionEnter(thr); \ | |
1057 IN_VM( \ | |
1058 checkInstanceFieldID(thr, fieldID, obj, FieldType); \ | |
1059 ) \ | |
1060 ReturnType result = UNCHECKED()->Get##Result##Field(env,obj,fieldID); \ | |
1061 functionExit(env); \ | |
1062 return result; \ | |
1063 JNI_END | |
1064 | |
1065 WRAPPER_GetField(jobject, Object, T_OBJECT) | |
1066 WRAPPER_GetField(jboolean, Boolean, T_BOOLEAN) | |
1067 WRAPPER_GetField(jbyte, Byte, T_BYTE) | |
1068 WRAPPER_GetField(jshort, Short, T_SHORT) | |
1069 WRAPPER_GetField(jchar, Char, T_CHAR) | |
1070 WRAPPER_GetField(jint, Int, T_INT) | |
1071 WRAPPER_GetField(jlong, Long, T_LONG) | |
1072 WRAPPER_GetField(jfloat, Float, T_FLOAT) | |
1073 WRAPPER_GetField(jdouble, Double, T_DOUBLE) | |
1074 | |
1075 #define WRAPPER_SetField(ValueType,Result,FieldType) \ | |
1076 JNI_ENTRY_CHECKED(void, \ | |
1077 checked_jni_Set##Result##Field(JNIEnv *env, \ | |
1078 jobject obj, \ | |
1079 jfieldID fieldID, \ | |
1080 ValueType val)) \ | |
1081 functionEnter(thr); \ | |
1082 IN_VM( \ | |
1083 checkInstanceFieldID(thr, fieldID, obj, FieldType); \ | |
1084 ) \ | |
1085 UNCHECKED()->Set##Result##Field(env,obj,fieldID,val); \ | |
1086 functionExit(env); \ | |
1087 JNI_END | |
1088 | |
1089 WRAPPER_SetField(jobject, Object, T_OBJECT) | |
1090 WRAPPER_SetField(jboolean, Boolean, T_BOOLEAN) | |
1091 WRAPPER_SetField(jbyte, Byte, T_BYTE) | |
1092 WRAPPER_SetField(jshort, Short, T_SHORT) | |
1093 WRAPPER_SetField(jchar, Char, T_CHAR) | |
1094 WRAPPER_SetField(jint, Int, T_INT) | |
1095 WRAPPER_SetField(jlong, Long, T_LONG) | |
1096 WRAPPER_SetField(jfloat, Float, T_FLOAT) | |
1097 WRAPPER_SetField(jdouble, Double, T_DOUBLE) | |
1098 | |
1099 | |
1100 JNI_ENTRY_CHECKED(jmethodID, | |
1101 checked_jni_GetStaticMethodID(JNIEnv *env, | |
1102 jclass clazz, | |
1103 const char *name, | |
1104 const char *sig)) | |
1105 functionEnter(thr); | |
1106 IN_VM( | |
1107 jniCheck::validate_class(thr, clazz, false); | |
1108 ) | |
1109 jmethodID result = UNCHECKED()->GetStaticMethodID(env,clazz,name,sig); | |
1110 functionExit(env); | |
1111 return result; | |
1112 JNI_END | |
1113 | |
1114 #define WRAPPER_CallStaticMethod(ReturnType,Result) \ | |
1115 JNI_ENTRY_CHECKED(ReturnType, \ | |
1116 checked_jni_CallStatic##Result##Method(JNIEnv *env, \ | |
1117 jclass clazz, \ | |
1118 jmethodID methodID, \ | |
1119 ...)) \ | |
1120 functionEnter(thr); \ | |
1121 va_list args; \ | |
1122 IN_VM( \ | |
1123 jniCheck::validate_jmethod_id(thr, methodID); \ | |
1124 jniCheck::validate_class(thr, clazz, false); \ | |
1125 ) \ | |
1126 va_start(args,methodID); \ | |
1127 ReturnType result = UNCHECKED()->CallStatic##Result##MethodV(env, \ | |
1128 clazz, \ | |
1129 methodID, \ | |
1130 args); \ | |
1131 va_end(args); \ | |
1132 functionExit(env); \ | |
1133 return result; \ | |
1134 JNI_END \ | |
1135 \ | |
1136 JNI_ENTRY_CHECKED(ReturnType, \ | |
1137 checked_jni_CallStatic##Result##MethodV(JNIEnv *env, \ | |
1138 jclass clazz, \ | |
1139 jmethodID methodID,\ | |
1140 va_list args)) \ | |
1141 functionEnter(thr); \ | |
1142 IN_VM( \ | |
1143 jniCheck::validate_jmethod_id(thr, methodID); \ | |
1144 jniCheck::validate_class(thr, clazz, false); \ | |
1145 ) \ | |
1146 ReturnType result = UNCHECKED()->CallStatic##Result##MethodV(env, \ | |
1147 clazz, \ | |
1148 methodID, \ | |
1149 args); \ | |
1150 functionExit(env); \ | |
1151 return result; \ | |
1152 JNI_END \ | |
1153 \ | |
1154 JNI_ENTRY_CHECKED(ReturnType, \ | |
1155 checked_jni_CallStatic##Result##MethodA(JNIEnv *env, \ | |
1156 jclass clazz, \ | |
1157 jmethodID methodID, \ | |
1158 const jvalue *args)) \ | |
1159 functionEnter(thr); \ | |
1160 IN_VM( \ | |
1161 jniCheck::validate_jmethod_id(thr, methodID); \ | |
1162 jniCheck::validate_class(thr, clazz, false); \ | |
1163 ) \ | |
1164 ReturnType result = UNCHECKED()->CallStatic##Result##MethodA(env, \ | |
1165 clazz, \ | |
1166 methodID, \ | |
1167 args); \ | |
1168 functionExit(env); \ | |
1169 return result; \ | |
1170 JNI_END | |
1171 | |
1172 WRAPPER_CallStaticMethod(jobject,Object) | |
1173 WRAPPER_CallStaticMethod(jboolean,Boolean) | |
1174 WRAPPER_CallStaticMethod(jbyte,Byte) | |
1175 WRAPPER_CallStaticMethod(jshort,Short) | |
1176 WRAPPER_CallStaticMethod(jchar,Char) | |
1177 WRAPPER_CallStaticMethod(jint,Int) | |
1178 WRAPPER_CallStaticMethod(jlong,Long) | |
1179 WRAPPER_CallStaticMethod(jfloat,Float) | |
1180 WRAPPER_CallStaticMethod(jdouble,Double) | |
1181 | |
1182 JNI_ENTRY_CHECKED(void, | |
1183 checked_jni_CallStaticVoidMethod(JNIEnv *env, | |
1184 jclass cls, | |
1185 jmethodID methodID, | |
1186 ...)) | |
1187 functionEnter(thr); | |
1188 va_list args; | |
1189 IN_VM( | |
1190 jniCheck::validate_jmethod_id(thr, methodID); | |
1191 jniCheck::validate_class(thr, cls, false); | |
1192 ) | |
1193 va_start(args,methodID); | |
1194 UNCHECKED()->CallStaticVoidMethodV(env,cls,methodID,args); | |
1195 va_end(args); | |
1196 functionExit(env); | |
1197 JNI_END | |
1198 | |
1199 JNI_ENTRY_CHECKED(void, | |
1200 checked_jni_CallStaticVoidMethodV(JNIEnv *env, | |
1201 jclass cls, | |
1202 jmethodID methodID, | |
1203 va_list args)) | |
1204 functionEnter(thr); | |
1205 IN_VM( | |
1206 jniCheck::validate_jmethod_id(thr, methodID); | |
1207 jniCheck::validate_class(thr, cls, false); | |
1208 ) | |
1209 UNCHECKED()->CallStaticVoidMethodV(env,cls,methodID,args); | |
1210 functionExit(env); | |
1211 JNI_END | |
1212 | |
1213 JNI_ENTRY_CHECKED(void, | |
1214 checked_jni_CallStaticVoidMethodA(JNIEnv *env, | |
1215 jclass cls, | |
1216 jmethodID methodID, | |
1217 const jvalue * args)) | |
1218 functionEnter(thr); | |
1219 IN_VM( | |
1220 jniCheck::validate_jmethod_id(thr, methodID); | |
1221 jniCheck::validate_class(thr, cls, false); | |
1222 ) | |
1223 UNCHECKED()->CallStaticVoidMethodA(env,cls,methodID,args); | |
1224 functionExit(env); | |
1225 JNI_END | |
1226 | |
1227 JNI_ENTRY_CHECKED(jfieldID, | |
1228 checked_jni_GetStaticFieldID(JNIEnv *env, | |
1229 jclass clazz, | |
1230 const char *name, | |
1231 const char *sig)) | |
1232 functionEnter(thr); | |
1233 IN_VM( | |
1234 jniCheck::validate_class(thr, clazz, false); | |
1235 ) | |
1236 jfieldID result = UNCHECKED()->GetStaticFieldID(env,clazz,name,sig); | |
1237 functionExit(env); | |
1238 return result; | |
1239 JNI_END | |
1240 | |
1241 #define WRAPPER_GetStaticField(ReturnType,Result,FieldType) \ | |
1242 JNI_ENTRY_CHECKED(ReturnType, \ | |
1243 checked_jni_GetStatic##Result##Field(JNIEnv *env, \ | |
1244 jclass clazz, \ | |
1245 jfieldID fieldID)) \ | |
1246 functionEnter(thr); \ | |
1247 IN_VM( \ | |
1248 jniCheck::validate_class(thr, clazz, false); \ | |
1249 checkStaticFieldID(thr, fieldID, clazz, FieldType); \ | |
1250 ) \ | |
1251 ReturnType result = UNCHECKED()->GetStatic##Result##Field(env, \ | |
1252 clazz, \ | |
1253 fieldID); \ | |
1254 functionExit(env); \ | |
1255 return result; \ | |
1256 JNI_END | |
1257 | |
1258 WRAPPER_GetStaticField(jobject, Object, T_OBJECT) | |
1259 WRAPPER_GetStaticField(jboolean, Boolean, T_BOOLEAN) | |
1260 WRAPPER_GetStaticField(jbyte, Byte, T_BYTE) | |
1261 WRAPPER_GetStaticField(jshort, Short, T_SHORT) | |
1262 WRAPPER_GetStaticField(jchar, Char, T_CHAR) | |
1263 WRAPPER_GetStaticField(jint, Int, T_INT) | |
1264 WRAPPER_GetStaticField(jlong, Long, T_LONG) | |
1265 WRAPPER_GetStaticField(jfloat, Float, T_FLOAT) | |
1266 WRAPPER_GetStaticField(jdouble, Double, T_DOUBLE) | |
1267 | |
1268 #define WRAPPER_SetStaticField(ValueType,Result,FieldType) \ | |
1269 JNI_ENTRY_CHECKED(void, \ | |
1270 checked_jni_SetStatic##Result##Field(JNIEnv *env, \ | |
1271 jclass clazz, \ | |
1272 jfieldID fieldID, \ | |
1273 ValueType value)) \ | |
1274 functionEnter(thr); \ | |
1275 IN_VM( \ | |
1276 jniCheck::validate_class(thr, clazz, false); \ | |
1277 checkStaticFieldID(thr, fieldID, clazz, FieldType); \ | |
1278 ) \ | |
1279 UNCHECKED()->SetStatic##Result##Field(env,clazz,fieldID,value); \ | |
1280 functionExit(env); \ | |
1281 JNI_END | |
1282 | |
1283 WRAPPER_SetStaticField(jobject, Object, T_OBJECT) | |
1284 WRAPPER_SetStaticField(jboolean, Boolean, T_BOOLEAN) | |
1285 WRAPPER_SetStaticField(jbyte, Byte, T_BYTE) | |
1286 WRAPPER_SetStaticField(jshort, Short, T_SHORT) | |
1287 WRAPPER_SetStaticField(jchar, Char, T_CHAR) | |
1288 WRAPPER_SetStaticField(jint, Int, T_INT) | |
1289 WRAPPER_SetStaticField(jlong, Long, T_LONG) | |
1290 WRAPPER_SetStaticField(jfloat, Float, T_FLOAT) | |
1291 WRAPPER_SetStaticField(jdouble, Double, T_DOUBLE) | |
1292 | |
1293 | |
1294 JNI_ENTRY_CHECKED(jstring, | |
1295 checked_jni_NewString(JNIEnv *env, | |
1296 const jchar *unicode, | |
1297 jsize len)) | |
1298 functionEnter(thr); | |
1299 jstring result = UNCHECKED()->NewString(env,unicode,len); | |
1300 functionExit(env); | |
1301 return result; | |
1302 JNI_END | |
1303 | |
1304 JNI_ENTRY_CHECKED(jsize, | |
1305 checked_jni_GetStringLength(JNIEnv *env, | |
1306 jstring str)) | |
1307 functionEnter(thr); | |
1308 IN_VM( | |
1309 checkString(thr, str); | |
1310 ) | |
1311 jsize result = UNCHECKED()->GetStringLength(env,str); | |
1312 functionExit(env); | |
1313 return result; | |
1314 JNI_END | |
1315 | |
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1316 // Arbitrary (but well-known) tag |
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1317 const jint STRING_TAG = 0x47114711; |
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1318 |
0 | 1319 JNI_ENTRY_CHECKED(const jchar *, |
1320 checked_jni_GetStringChars(JNIEnv *env, | |
1321 jstring str, | |
1322 jboolean *isCopy)) | |
1323 functionEnter(thr); | |
1324 IN_VM( | |
1325 checkString(thr, str); | |
1326 ) | |
12819
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1327 jchar* newResult = NULL; |
0 | 1328 const jchar *result = UNCHECKED()->GetStringChars(env,str,isCopy); |
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1329 assert (isCopy == NULL || *isCopy == JNI_TRUE, "GetStringChars didn't return a copy as expected"); |
12819
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1330 if (result != NULL) { |
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1331 size_t len = UNCHECKED()->GetStringLength(env,str) + 1; // + 1 for NULL termination |
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1332 jint* tagLocation = (jint*) AllocateHeap(len * sizeof(jchar) + sizeof(jint), mtInternal); |
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1333 *tagLocation = STRING_TAG; |
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1334 newResult = (jchar*) (tagLocation + 1); |
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1335 memcpy(newResult, result, len * sizeof(jchar)); |
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1336 // Avoiding call to UNCHECKED()->ReleaseStringChars() since that will fire unexpected dtrace probes |
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1337 // Note that the dtrace arguments for the allocated memory will not match up with this solution. |
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1338 FreeHeap((char*)result); |
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1339 } |
0 | 1340 functionExit(env); |
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1341 return newResult; |
0 | 1342 JNI_END |
1343 | |
1344 JNI_ENTRY_CHECKED(void, | |
1345 checked_jni_ReleaseStringChars(JNIEnv *env, | |
1346 jstring str, | |
1347 const jchar *chars)) | |
1348 functionEnterExceptionAllowed(thr); | |
1349 IN_VM( | |
1350 checkString(thr, str); | |
1351 ) | |
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1352 if (chars == NULL) { |
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1353 // still do the unchecked call to allow dtrace probes |
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1354 UNCHECKED()->ReleaseStringChars(env,str,chars); |
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|
1355 } |
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|
1356 else { |
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|
1357 jint* tagLocation = ((jint*) chars) - 1; |
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1358 if (*tagLocation != STRING_TAG) { |
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|
1359 NativeReportJNIFatalError(thr, "ReleaseStringChars called on something not allocated by GetStringChars"); |
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|
1360 } |
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|
1361 UNCHECKED()->ReleaseStringChars(env,str,(const jchar*)tagLocation); |
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1362 } |
0 | 1363 functionExit(env); |
1364 JNI_END | |
1365 | |
1366 JNI_ENTRY_CHECKED(jstring, | |
1367 checked_jni_NewStringUTF(JNIEnv *env, | |
1368 const char *utf)) | |
1369 functionEnter(thr); | |
1370 jstring result = UNCHECKED()->NewStringUTF(env,utf); | |
1371 functionExit(env); | |
1372 return result; | |
1373 JNI_END | |
1374 | |
1375 JNI_ENTRY_CHECKED(jsize, | |
1376 checked_jni_GetStringUTFLength(JNIEnv *env, | |
1377 jstring str)) | |
1378 functionEnter(thr); | |
1379 IN_VM( | |
1380 checkString(thr, str); | |
1381 ) | |
1382 jsize result = UNCHECKED()->GetStringUTFLength(env,str); | |
1383 functionExit(env); | |
1384 return result; | |
1385 JNI_END | |
1386 | |
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1387 // Arbitrary (but well-known) tag - different than GetStringChars |
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1388 const jint STRING_UTF_TAG = 0x48124812; |
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1389 |
0 | 1390 JNI_ENTRY_CHECKED(const char *, |
1391 checked_jni_GetStringUTFChars(JNIEnv *env, | |
1392 jstring str, | |
1393 jboolean *isCopy)) | |
1394 functionEnter(thr); | |
1395 IN_VM( | |
1396 checkString(thr, str); | |
1397 ) | |
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1398 char* newResult = NULL; |
0 | 1399 const char *result = UNCHECKED()->GetStringUTFChars(env,str,isCopy); |
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1400 assert (isCopy == NULL || *isCopy == JNI_TRUE, "GetStringUTFChars didn't return a copy as expected"); |
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1401 if (result != NULL) { |
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1402 size_t len = strlen(result) + 1; // + 1 for NULL termination |
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1403 jint* tagLocation = (jint*) AllocateHeap(len + sizeof(jint), mtInternal); |
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1404 *tagLocation = STRING_UTF_TAG; |
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1405 newResult = (char*) (tagLocation + 1); |
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1406 strcpy(newResult, result); |
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1407 // Avoiding call to UNCHECKED()->ReleaseStringUTFChars() since that will fire unexpected dtrace probes |
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1408 // Note that the dtrace arguments for the allocated memory will not match up with this solution. |
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1409 FreeHeap((char*)result, mtInternal); |
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1410 } |
0 | 1411 functionExit(env); |
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1412 return newResult; |
0 | 1413 JNI_END |
1414 | |
1415 JNI_ENTRY_CHECKED(void, | |
1416 checked_jni_ReleaseStringUTFChars(JNIEnv *env, | |
1417 jstring str, | |
1418 const char* chars)) | |
1419 functionEnterExceptionAllowed(thr); | |
1420 IN_VM( | |
1421 checkString(thr, str); | |
1422 ) | |
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1423 if (chars == NULL) { |
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1424 // still do the unchecked call to allow dtrace probes |
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1425 UNCHECKED()->ReleaseStringUTFChars(env,str,chars); |
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1426 } |
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1427 else { |
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1428 jint* tagLocation = ((jint*) chars) - 1; |
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1429 if (*tagLocation != STRING_UTF_TAG) { |
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1430 NativeReportJNIFatalError(thr, "ReleaseStringUTFChars called on something not allocated by GetStringUTFChars"); |
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1431 } |
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1432 UNCHECKED()->ReleaseStringUTFChars(env,str,(const char*)tagLocation); |
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1433 } |
0 | 1434 functionExit(env); |
1435 JNI_END | |
1436 | |
1437 JNI_ENTRY_CHECKED(jsize, | |
1438 checked_jni_GetArrayLength(JNIEnv *env, | |
1439 jarray array)) | |
1440 functionEnter(thr); | |
1441 IN_VM( | |
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1442 check_is_array(thr, array); |
0 | 1443 ) |
1444 jsize result = UNCHECKED()->GetArrayLength(env,array); | |
1445 functionExit(env); | |
1446 return result; | |
1447 JNI_END | |
1448 | |
1449 JNI_ENTRY_CHECKED(jobjectArray, | |
1450 checked_jni_NewObjectArray(JNIEnv *env, | |
1451 jsize len, | |
1452 jclass clazz, | |
1453 jobject init)) | |
1454 functionEnter(thr); | |
1455 jobjectArray result = UNCHECKED()->NewObjectArray(env,len,clazz,init); | |
1456 functionExit(env); | |
1457 return result; | |
1458 JNI_END | |
1459 | |
1460 JNI_ENTRY_CHECKED(jobject, | |
1461 checked_jni_GetObjectArrayElement(JNIEnv *env, | |
1462 jobjectArray array, | |
1463 jsize index)) | |
1464 functionEnter(thr); | |
1465 IN_VM( | |
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1466 check_is_obj_array(thr, array); |
0 | 1467 ) |
1468 jobject result = UNCHECKED()->GetObjectArrayElement(env,array,index); | |
1469 functionExit(env); | |
1470 return result; | |
1471 JNI_END | |
1472 | |
1473 JNI_ENTRY_CHECKED(void, | |
1474 checked_jni_SetObjectArrayElement(JNIEnv *env, | |
1475 jobjectArray array, | |
1476 jsize index, | |
1477 jobject val)) | |
1478 functionEnter(thr); | |
1479 IN_VM( | |
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1480 check_is_obj_array(thr, array); |
0 | 1481 ) |
1482 UNCHECKED()->SetObjectArrayElement(env,array,index,val); | |
1483 functionExit(env); | |
1484 JNI_END | |
1485 | |
1486 #define WRAPPER_NewScalarArray(Return, Result) \ | |
1487 JNI_ENTRY_CHECKED(Return, \ | |
1488 checked_jni_New##Result##Array(JNIEnv *env, \ | |
1489 jsize len)) \ | |
1490 functionEnter(thr); \ | |
1491 Return result = UNCHECKED()->New##Result##Array(env,len); \ | |
1492 functionExit(env); \ | |
1493 return (Return) result; \ | |
1494 JNI_END | |
1495 | |
1496 WRAPPER_NewScalarArray(jbooleanArray, Boolean) | |
1497 WRAPPER_NewScalarArray(jbyteArray, Byte) | |
1498 WRAPPER_NewScalarArray(jshortArray, Short) | |
1499 WRAPPER_NewScalarArray(jcharArray, Char) | |
1500 WRAPPER_NewScalarArray(jintArray, Int) | |
1501 WRAPPER_NewScalarArray(jlongArray, Long) | |
1502 WRAPPER_NewScalarArray(jfloatArray, Float) | |
1503 WRAPPER_NewScalarArray(jdoubleArray, Double) | |
1504 | |
1505 #define WRAPPER_GetScalarArrayElements(ElementTag,ElementType,Result) \ | |
1506 JNI_ENTRY_CHECKED(ElementType *, \ | |
1507 checked_jni_Get##Result##ArrayElements(JNIEnv *env, \ | |
1508 ElementType##Array array, \ | |
1509 jboolean *isCopy)) \ | |
1510 functionEnter(thr); \ | |
1511 IN_VM( \ | |
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1512 check_primitive_array_type(thr, array, ElementTag); \ |
0 | 1513 ) \ |
1514 ElementType *result = UNCHECKED()->Get##Result##ArrayElements(env, \ | |
1515 array, \ | |
1516 isCopy); \ | |
1517 functionExit(env); \ | |
1518 return result; \ | |
1519 JNI_END | |
1520 | |
1521 WRAPPER_GetScalarArrayElements(T_BOOLEAN, jboolean, Boolean) | |
1522 WRAPPER_GetScalarArrayElements(T_BYTE, jbyte, Byte) | |
1523 WRAPPER_GetScalarArrayElements(T_SHORT, jshort, Short) | |
1524 WRAPPER_GetScalarArrayElements(T_CHAR, jchar, Char) | |
1525 WRAPPER_GetScalarArrayElements(T_INT, jint, Int) | |
1526 WRAPPER_GetScalarArrayElements(T_LONG, jlong, Long) | |
1527 WRAPPER_GetScalarArrayElements(T_FLOAT, jfloat, Float) | |
1528 WRAPPER_GetScalarArrayElements(T_DOUBLE, jdouble, Double) | |
1529 | |
1530 #define WRAPPER_ReleaseScalarArrayElements(ElementTag,ElementType,Result,Tag) \ | |
1531 JNI_ENTRY_CHECKED(void, \ | |
1532 checked_jni_Release##Result##ArrayElements(JNIEnv *env, \ | |
1533 ElementType##Array array, \ | |
1534 ElementType *elems, \ | |
1535 jint mode)) \ | |
1536 functionEnterExceptionAllowed(thr); \ | |
1537 IN_VM( \ | |
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1538 check_primitive_array_type(thr, array, ElementTag); \ |
0 | 1539 ASSERT_OOPS_ALLOWED; \ |
1540 typeArrayOop a = typeArrayOop(JNIHandles::resolve_non_null(array)); \ | |
1541 /* cannot check validity of copy, unless every request is logged by | |
1542 * checking code. Implementation of this check is deferred until a | |
1543 * subsequent release. | |
1544 */ \ | |
1545 ) \ | |
1546 UNCHECKED()->Release##Result##ArrayElements(env,array,elems,mode); \ | |
1547 functionExit(env); \ | |
1548 JNI_END | |
1549 | |
1550 WRAPPER_ReleaseScalarArrayElements(T_BOOLEAN,jboolean, Boolean, bool) | |
1551 WRAPPER_ReleaseScalarArrayElements(T_BYTE, jbyte, Byte, byte) | |
1552 WRAPPER_ReleaseScalarArrayElements(T_SHORT, jshort, Short, short) | |
1553 WRAPPER_ReleaseScalarArrayElements(T_CHAR, jchar, Char, char) | |
1554 WRAPPER_ReleaseScalarArrayElements(T_INT, jint, Int, int) | |
1555 WRAPPER_ReleaseScalarArrayElements(T_LONG, jlong, Long, long) | |
1556 WRAPPER_ReleaseScalarArrayElements(T_FLOAT, jfloat, Float, float) | |
1557 WRAPPER_ReleaseScalarArrayElements(T_DOUBLE, jdouble, Double, double) | |
1558 | |
1559 #define WRAPPER_GetScalarArrayRegion(ElementTag,ElementType,Result) \ | |
1560 JNI_ENTRY_CHECKED(void, \ | |
1561 checked_jni_Get##Result##ArrayRegion(JNIEnv *env, \ | |
1562 ElementType##Array array, \ | |
1563 jsize start, \ | |
1564 jsize len, \ | |
1565 ElementType *buf)) \ | |
1566 functionEnter(thr); \ | |
1567 IN_VM( \ | |
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1568 check_primitive_array_type(thr, array, ElementTag); \ |
0 | 1569 ) \ |
1570 UNCHECKED()->Get##Result##ArrayRegion(env,array,start,len,buf); \ | |
1571 functionExit(env); \ | |
1572 JNI_END | |
1573 | |
1574 WRAPPER_GetScalarArrayRegion(T_BOOLEAN, jboolean, Boolean) | |
1575 WRAPPER_GetScalarArrayRegion(T_BYTE, jbyte, Byte) | |
1576 WRAPPER_GetScalarArrayRegion(T_SHORT, jshort, Short) | |
1577 WRAPPER_GetScalarArrayRegion(T_CHAR, jchar, Char) | |
1578 WRAPPER_GetScalarArrayRegion(T_INT, jint, Int) | |
1579 WRAPPER_GetScalarArrayRegion(T_LONG, jlong, Long) | |
1580 WRAPPER_GetScalarArrayRegion(T_FLOAT, jfloat, Float) | |
1581 WRAPPER_GetScalarArrayRegion(T_DOUBLE, jdouble, Double) | |
1582 | |
1583 #define WRAPPER_SetScalarArrayRegion(ElementTag,ElementType,Result) \ | |
1584 JNI_ENTRY_CHECKED(void, \ | |
1585 checked_jni_Set##Result##ArrayRegion(JNIEnv *env, \ | |
1586 ElementType##Array array, \ | |
1587 jsize start, \ | |
1588 jsize len, \ | |
1589 const ElementType *buf)) \ | |
1590 functionEnter(thr); \ | |
1591 IN_VM( \ | |
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1592 check_primitive_array_type(thr, array, ElementTag); \ |
0 | 1593 ) \ |
1594 UNCHECKED()->Set##Result##ArrayRegion(env,array,start,len,buf); \ | |
1595 functionExit(env); \ | |
1596 JNI_END | |
1597 | |
1598 WRAPPER_SetScalarArrayRegion(T_BOOLEAN, jboolean, Boolean) | |
1599 WRAPPER_SetScalarArrayRegion(T_BYTE, jbyte, Byte) | |
1600 WRAPPER_SetScalarArrayRegion(T_SHORT, jshort, Short) | |
1601 WRAPPER_SetScalarArrayRegion(T_CHAR, jchar, Char) | |
1602 WRAPPER_SetScalarArrayRegion(T_INT, jint, Int) | |
1603 WRAPPER_SetScalarArrayRegion(T_LONG, jlong, Long) | |
1604 WRAPPER_SetScalarArrayRegion(T_FLOAT, jfloat, Float) | |
1605 WRAPPER_SetScalarArrayRegion(T_DOUBLE, jdouble, Double) | |
1606 | |
1607 JNI_ENTRY_CHECKED(jint, | |
1608 checked_jni_RegisterNatives(JNIEnv *env, | |
1609 jclass clazz, | |
1610 const JNINativeMethod *methods, | |
1611 jint nMethods)) | |
1612 functionEnter(thr); | |
1613 jint result = UNCHECKED()->RegisterNatives(env,clazz,methods,nMethods); | |
1614 functionExit(env); | |
1615 return result; | |
1616 JNI_END | |
1617 | |
1618 JNI_ENTRY_CHECKED(jint, | |
1619 checked_jni_UnregisterNatives(JNIEnv *env, | |
1620 jclass clazz)) | |
1621 functionEnter(thr); | |
1622 jint result = UNCHECKED()->UnregisterNatives(env,clazz); | |
1623 functionExit(env); | |
1624 return result; | |
1625 JNI_END | |
1626 | |
1627 JNI_ENTRY_CHECKED(jint, | |
1628 checked_jni_MonitorEnter(JNIEnv *env, | |
1629 jobject obj)) | |
1630 functionEnter(thr); | |
1631 IN_VM( | |
1632 jniCheck::validate_object(thr, obj); | |
1633 ) | |
1634 jint result = UNCHECKED()->MonitorEnter(env,obj); | |
1635 functionExit(env); | |
1636 return result; | |
1637 JNI_END | |
1638 | |
1639 JNI_ENTRY_CHECKED(jint, | |
1640 checked_jni_MonitorExit(JNIEnv *env, | |
1641 jobject obj)) | |
1642 functionEnterExceptionAllowed(thr); | |
1643 IN_VM( | |
1644 jniCheck::validate_object(thr, obj); | |
1645 ) | |
1646 jint result = UNCHECKED()->MonitorExit(env,obj); | |
1647 functionExit(env); | |
1648 return result; | |
1649 JNI_END | |
1650 | |
1651 JNI_ENTRY_CHECKED(jint, | |
1652 checked_jni_GetJavaVM(JNIEnv *env, | |
1653 JavaVM **vm)) | |
1654 functionEnter(thr); | |
1655 jint result = UNCHECKED()->GetJavaVM(env,vm); | |
1656 functionExit(env); | |
1657 return result; | |
1658 JNI_END | |
1659 | |
1660 JNI_ENTRY_CHECKED(void, | |
1661 checked_jni_GetStringRegion(JNIEnv *env, | |
1662 jstring str, | |
1663 jsize start, | |
1664 jsize len, | |
1665 jchar *buf)) | |
1666 functionEnter(thr); | |
1667 IN_VM( | |
1668 checkString(thr, str); | |
1669 ) | |
1670 UNCHECKED()->GetStringRegion(env, str, start, len, buf); | |
1671 functionExit(env); | |
1672 JNI_END | |
1673 | |
1674 JNI_ENTRY_CHECKED(void, | |
1675 checked_jni_GetStringUTFRegion(JNIEnv *env, | |
1676 jstring str, | |
1677 jsize start, | |
1678 jsize len, | |
1679 char *buf)) | |
1680 functionEnter(thr); | |
1681 IN_VM( | |
1682 checkString(thr, str); | |
1683 ) | |
1684 UNCHECKED()->GetStringUTFRegion(env, str, start, len, buf); | |
1685 functionExit(env); | |
1686 JNI_END | |
1687 | |
1688 JNI_ENTRY_CHECKED(void *, | |
1689 checked_jni_GetPrimitiveArrayCritical(JNIEnv *env, | |
1690 jarray array, | |
1691 jboolean *isCopy)) | |
1692 functionEnterCritical(thr); | |
1693 IN_VM( | |
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1694 check_is_primitive_array(thr, array); |
0 | 1695 ) |
1696 void *result = UNCHECKED()->GetPrimitiveArrayCritical(env, array, isCopy); | |
1697 functionExit(env); | |
1698 return result; | |
1699 JNI_END | |
1700 | |
1701 JNI_ENTRY_CHECKED(void, | |
1702 checked_jni_ReleasePrimitiveArrayCritical(JNIEnv *env, | |
1703 jarray array, | |
1704 void *carray, | |
1705 jint mode)) | |
1706 functionEnterCriticalExceptionAllowed(thr); | |
1707 IN_VM( | |
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1708 check_is_primitive_array(thr, array); |
0 | 1709 ) |
1710 /* The Hotspot JNI code does not use the parameters, so just check the | |
1711 * array parameter as a minor sanity check | |
1712 */ | |
1713 UNCHECKED()->ReleasePrimitiveArrayCritical(env, array, carray, mode); | |
1714 functionExit(env); | |
1715 JNI_END | |
1716 | |
1717 JNI_ENTRY_CHECKED(const jchar*, | |
1718 checked_jni_GetStringCritical(JNIEnv *env, | |
1719 jstring string, | |
1720 jboolean *isCopy)) | |
1721 functionEnterCritical(thr); | |
1722 IN_VM( | |
1723 checkString(thr, string); | |
1724 ) | |
1725 const jchar *result = UNCHECKED()->GetStringCritical(env, string, isCopy); | |
1726 functionExit(env); | |
1727 return result; | |
1728 JNI_END | |
1729 | |
1730 JNI_ENTRY_CHECKED(void, | |
1731 checked_jni_ReleaseStringCritical(JNIEnv *env, | |
1732 jstring str, | |
1733 const jchar *chars)) | |
1734 functionEnterCriticalExceptionAllowed(thr); | |
1735 IN_VM( | |
1736 checkString(thr, str); | |
1737 ) | |
1738 /* The Hotspot JNI code does not use the parameters, so just check the | |
1739 * string parameter as a minor sanity check | |
1740 */ | |
1741 UNCHECKED()->ReleaseStringCritical(env, str, chars); | |
1742 functionExit(env); | |
1743 JNI_END | |
1744 | |
1745 JNI_ENTRY_CHECKED(jweak, | |
1746 checked_jni_NewWeakGlobalRef(JNIEnv *env, | |
1747 jobject obj)) | |
1748 functionEnter(thr); | |
1749 IN_VM( | |
1750 if (obj != NULL) { | |
1751 jniCheck::validate_handle(thr, obj); | |
1752 } | |
1753 ) | |
1754 jweak result = UNCHECKED()->NewWeakGlobalRef(env, obj); | |
1755 functionExit(env); | |
1756 return result; | |
1757 JNI_END | |
1758 | |
1759 JNI_ENTRY_CHECKED(void, | |
1760 checked_jni_DeleteWeakGlobalRef(JNIEnv *env, | |
1761 jweak ref)) | |
1762 functionEnterExceptionAllowed(thr); | |
1763 UNCHECKED()->DeleteWeakGlobalRef(env, ref); | |
1764 functionExit(env); | |
1765 JNI_END | |
1766 | |
1767 JNI_ENTRY_CHECKED(jboolean, | |
1768 checked_jni_ExceptionCheck(JNIEnv *env)) | |
1769 functionEnterExceptionAllowed(thr); | |
1770 jboolean result = UNCHECKED()->ExceptionCheck(env); | |
1771 functionExit(env); | |
1772 return result; | |
1773 JNI_END | |
1774 | |
1775 JNI_ENTRY_CHECKED(jobject, | |
1776 checked_jni_NewDirectByteBuffer(JNIEnv *env, | |
1777 void *address, | |
1778 jlong capacity)) | |
1779 functionEnter(thr); | |
1780 jobject result = UNCHECKED()->NewDirectByteBuffer(env, address, capacity); | |
1781 functionExit(env); | |
1782 return result; | |
1783 JNI_END | |
1784 | |
1785 JNI_ENTRY_CHECKED(void *, | |
1786 checked_jni_GetDirectBufferAddress(JNIEnv *env, | |
1787 jobject buf)) | |
1788 functionEnter(thr); | |
1789 void* result = UNCHECKED()->GetDirectBufferAddress(env, buf); | |
1790 functionExit(env); | |
1791 return result; | |
1792 JNI_END | |
1793 | |
1794 JNI_ENTRY_CHECKED(jlong, | |
1795 checked_jni_GetDirectBufferCapacity(JNIEnv *env, | |
1796 jobject buf)) | |
1797 functionEnter(thr); | |
1798 jlong result = UNCHECKED()->GetDirectBufferCapacity(env, buf); | |
1799 functionExit(env); | |
1800 return result; | |
1801 JNI_END | |
1802 | |
1803 JNI_ENTRY_CHECKED(jobjectRefType, | |
1804 checked_jni_GetObjectRefType(JNIEnv *env, | |
1805 jobject obj)) | |
1806 functionEnter(thr); | |
1807 /* validate the object being passed */ | |
1808 IN_VM( | |
1809 jniCheck::validate_object(thr, obj); | |
1810 ) | |
1811 jobjectRefType result = UNCHECKED()->GetObjectRefType(env, obj); | |
1812 functionExit(env); | |
1813 return result; | |
1814 JNI_END | |
1815 | |
1816 | |
1817 JNI_ENTRY_CHECKED(jint, | |
1818 checked_jni_GetVersion(JNIEnv *env)) | |
1819 functionEnter(thr); | |
1820 jint result = UNCHECKED()->GetVersion(env); | |
1821 functionExit(env); | |
1822 return result; | |
1823 JNI_END | |
1824 | |
1825 | |
1826 | |
1827 /* | |
1828 * Structure containing all checked jni functions | |
1829 */ | |
1830 struct JNINativeInterface_ checked_jni_NativeInterface = { | |
1831 NULL, | |
1832 NULL, | |
1833 NULL, | |
1834 | |
1835 NULL, | |
1836 | |
1837 checked_jni_GetVersion, | |
1838 | |
1839 checked_jni_DefineClass, | |
1840 checked_jni_FindClass, | |
1841 | |
1842 checked_jni_FromReflectedMethod, | |
1843 checked_jni_FromReflectedField, | |
1844 | |
1845 checked_jni_ToReflectedMethod, | |
1846 | |
1847 checked_jni_GetSuperclass, | |
1848 checked_jni_IsAssignableFrom, | |
1849 | |
1850 checked_jni_ToReflectedField, | |
1851 | |
1852 checked_jni_Throw, | |
1853 checked_jni_ThrowNew, | |
1854 checked_jni_ExceptionOccurred, | |
1855 checked_jni_ExceptionDescribe, | |
1856 checked_jni_ExceptionClear, | |
1857 checked_jni_FatalError, | |
1858 | |
1859 checked_jni_PushLocalFrame, | |
1860 checked_jni_PopLocalFrame, | |
1861 | |
1862 checked_jni_NewGlobalRef, | |
1863 checked_jni_DeleteGlobalRef, | |
1864 checked_jni_DeleteLocalRef, | |
1865 checked_jni_IsSameObject, | |
1866 | |
1867 checked_jni_NewLocalRef, | |
1868 checked_jni_EnsureLocalCapacity, | |
1869 | |
1870 checked_jni_AllocObject, | |
1871 checked_jni_NewObject, | |
1872 checked_jni_NewObjectV, | |
1873 checked_jni_NewObjectA, | |
1874 | |
1875 checked_jni_GetObjectClass, | |
1876 checked_jni_IsInstanceOf, | |
1877 | |
1878 checked_jni_GetMethodID, | |
1879 | |
1880 checked_jni_CallObjectMethod, | |
1881 checked_jni_CallObjectMethodV, | |
1882 checked_jni_CallObjectMethodA, | |
1883 checked_jni_CallBooleanMethod, | |
1884 checked_jni_CallBooleanMethodV, | |
1885 checked_jni_CallBooleanMethodA, | |
1886 checked_jni_CallByteMethod, | |
1887 checked_jni_CallByteMethodV, | |
1888 checked_jni_CallByteMethodA, | |
1889 checked_jni_CallCharMethod, | |
1890 checked_jni_CallCharMethodV, | |
1891 checked_jni_CallCharMethodA, | |
1892 checked_jni_CallShortMethod, | |
1893 checked_jni_CallShortMethodV, | |
1894 checked_jni_CallShortMethodA, | |
1895 checked_jni_CallIntMethod, | |
1896 checked_jni_CallIntMethodV, | |
1897 checked_jni_CallIntMethodA, | |
1898 checked_jni_CallLongMethod, | |
1899 checked_jni_CallLongMethodV, | |
1900 checked_jni_CallLongMethodA, | |
1901 checked_jni_CallFloatMethod, | |
1902 checked_jni_CallFloatMethodV, | |
1903 checked_jni_CallFloatMethodA, | |
1904 checked_jni_CallDoubleMethod, | |
1905 checked_jni_CallDoubleMethodV, | |
1906 checked_jni_CallDoubleMethodA, | |
1907 checked_jni_CallVoidMethod, | |
1908 checked_jni_CallVoidMethodV, | |
1909 checked_jni_CallVoidMethodA, | |
1910 | |
1911 checked_jni_CallNonvirtualObjectMethod, | |
1912 checked_jni_CallNonvirtualObjectMethodV, | |
1913 checked_jni_CallNonvirtualObjectMethodA, | |
1914 checked_jni_CallNonvirtualBooleanMethod, | |
1915 checked_jni_CallNonvirtualBooleanMethodV, | |
1916 checked_jni_CallNonvirtualBooleanMethodA, | |
1917 checked_jni_CallNonvirtualByteMethod, | |
1918 checked_jni_CallNonvirtualByteMethodV, | |
1919 checked_jni_CallNonvirtualByteMethodA, | |
1920 checked_jni_CallNonvirtualCharMethod, | |
1921 checked_jni_CallNonvirtualCharMethodV, | |
1922 checked_jni_CallNonvirtualCharMethodA, | |
1923 checked_jni_CallNonvirtualShortMethod, | |
1924 checked_jni_CallNonvirtualShortMethodV, | |
1925 checked_jni_CallNonvirtualShortMethodA, | |
1926 checked_jni_CallNonvirtualIntMethod, | |
1927 checked_jni_CallNonvirtualIntMethodV, | |
1928 checked_jni_CallNonvirtualIntMethodA, | |
1929 checked_jni_CallNonvirtualLongMethod, | |
1930 checked_jni_CallNonvirtualLongMethodV, | |
1931 checked_jni_CallNonvirtualLongMethodA, | |
1932 checked_jni_CallNonvirtualFloatMethod, | |
1933 checked_jni_CallNonvirtualFloatMethodV, | |
1934 checked_jni_CallNonvirtualFloatMethodA, | |
1935 checked_jni_CallNonvirtualDoubleMethod, | |
1936 checked_jni_CallNonvirtualDoubleMethodV, | |
1937 checked_jni_CallNonvirtualDoubleMethodA, | |
1938 checked_jni_CallNonvirtualVoidMethod, | |
1939 checked_jni_CallNonvirtualVoidMethodV, | |
1940 checked_jni_CallNonvirtualVoidMethodA, | |
1941 | |
1942 checked_jni_GetFieldID, | |
1943 | |
1944 checked_jni_GetObjectField, | |
1945 checked_jni_GetBooleanField, | |
1946 checked_jni_GetByteField, | |
1947 checked_jni_GetCharField, | |
1948 checked_jni_GetShortField, | |
1949 checked_jni_GetIntField, | |
1950 checked_jni_GetLongField, | |
1951 checked_jni_GetFloatField, | |
1952 checked_jni_GetDoubleField, | |
1953 | |
1954 checked_jni_SetObjectField, | |
1955 checked_jni_SetBooleanField, | |
1956 checked_jni_SetByteField, | |
1957 checked_jni_SetCharField, | |
1958 checked_jni_SetShortField, | |
1959 checked_jni_SetIntField, | |
1960 checked_jni_SetLongField, | |
1961 checked_jni_SetFloatField, | |
1962 checked_jni_SetDoubleField, | |
1963 | |
1964 checked_jni_GetStaticMethodID, | |
1965 | |
1966 checked_jni_CallStaticObjectMethod, | |
1967 checked_jni_CallStaticObjectMethodV, | |
1968 checked_jni_CallStaticObjectMethodA, | |
1969 checked_jni_CallStaticBooleanMethod, | |
1970 checked_jni_CallStaticBooleanMethodV, | |
1971 checked_jni_CallStaticBooleanMethodA, | |
1972 checked_jni_CallStaticByteMethod, | |
1973 checked_jni_CallStaticByteMethodV, | |
1974 checked_jni_CallStaticByteMethodA, | |
1975 checked_jni_CallStaticCharMethod, | |
1976 checked_jni_CallStaticCharMethodV, | |
1977 checked_jni_CallStaticCharMethodA, | |
1978 checked_jni_CallStaticShortMethod, | |
1979 checked_jni_CallStaticShortMethodV, | |
1980 checked_jni_CallStaticShortMethodA, | |
1981 checked_jni_CallStaticIntMethod, | |
1982 checked_jni_CallStaticIntMethodV, | |
1983 checked_jni_CallStaticIntMethodA, | |
1984 checked_jni_CallStaticLongMethod, | |
1985 checked_jni_CallStaticLongMethodV, | |
1986 checked_jni_CallStaticLongMethodA, | |
1987 checked_jni_CallStaticFloatMethod, | |
1988 checked_jni_CallStaticFloatMethodV, | |
1989 checked_jni_CallStaticFloatMethodA, | |
1990 checked_jni_CallStaticDoubleMethod, | |
1991 checked_jni_CallStaticDoubleMethodV, | |
1992 checked_jni_CallStaticDoubleMethodA, | |
1993 checked_jni_CallStaticVoidMethod, | |
1994 checked_jni_CallStaticVoidMethodV, | |
1995 checked_jni_CallStaticVoidMethodA, | |
1996 | |
1997 checked_jni_GetStaticFieldID, | |
1998 | |
1999 checked_jni_GetStaticObjectField, | |
2000 checked_jni_GetStaticBooleanField, | |
2001 checked_jni_GetStaticByteField, | |
2002 checked_jni_GetStaticCharField, | |
2003 checked_jni_GetStaticShortField, | |
2004 checked_jni_GetStaticIntField, | |
2005 checked_jni_GetStaticLongField, | |
2006 checked_jni_GetStaticFloatField, | |
2007 checked_jni_GetStaticDoubleField, | |
2008 | |
2009 checked_jni_SetStaticObjectField, | |
2010 checked_jni_SetStaticBooleanField, | |
2011 checked_jni_SetStaticByteField, | |
2012 checked_jni_SetStaticCharField, | |
2013 checked_jni_SetStaticShortField, | |
2014 checked_jni_SetStaticIntField, | |
2015 checked_jni_SetStaticLongField, | |
2016 checked_jni_SetStaticFloatField, | |
2017 checked_jni_SetStaticDoubleField, | |
2018 | |
2019 checked_jni_NewString, | |
2020 checked_jni_GetStringLength, | |
2021 checked_jni_GetStringChars, | |
2022 checked_jni_ReleaseStringChars, | |
2023 | |
2024 checked_jni_NewStringUTF, | |
2025 checked_jni_GetStringUTFLength, | |
2026 checked_jni_GetStringUTFChars, | |
2027 checked_jni_ReleaseStringUTFChars, | |
2028 | |
2029 checked_jni_GetArrayLength, | |
2030 | |
2031 checked_jni_NewObjectArray, | |
2032 checked_jni_GetObjectArrayElement, | |
2033 checked_jni_SetObjectArrayElement, | |
2034 | |
2035 checked_jni_NewBooleanArray, | |
2036 checked_jni_NewByteArray, | |
2037 checked_jni_NewCharArray, | |
2038 checked_jni_NewShortArray, | |
2039 checked_jni_NewIntArray, | |
2040 checked_jni_NewLongArray, | |
2041 checked_jni_NewFloatArray, | |
2042 checked_jni_NewDoubleArray, | |
2043 | |
2044 checked_jni_GetBooleanArrayElements, | |
2045 checked_jni_GetByteArrayElements, | |
2046 checked_jni_GetCharArrayElements, | |
2047 checked_jni_GetShortArrayElements, | |
2048 checked_jni_GetIntArrayElements, | |
2049 checked_jni_GetLongArrayElements, | |
2050 checked_jni_GetFloatArrayElements, | |
2051 checked_jni_GetDoubleArrayElements, | |
2052 | |
2053 checked_jni_ReleaseBooleanArrayElements, | |
2054 checked_jni_ReleaseByteArrayElements, | |
2055 checked_jni_ReleaseCharArrayElements, | |
2056 checked_jni_ReleaseShortArrayElements, | |
2057 checked_jni_ReleaseIntArrayElements, | |
2058 checked_jni_ReleaseLongArrayElements, | |
2059 checked_jni_ReleaseFloatArrayElements, | |
2060 checked_jni_ReleaseDoubleArrayElements, | |
2061 | |
2062 checked_jni_GetBooleanArrayRegion, | |
2063 checked_jni_GetByteArrayRegion, | |
2064 checked_jni_GetCharArrayRegion, | |
2065 checked_jni_GetShortArrayRegion, | |
2066 checked_jni_GetIntArrayRegion, | |
2067 checked_jni_GetLongArrayRegion, | |
2068 checked_jni_GetFloatArrayRegion, | |
2069 checked_jni_GetDoubleArrayRegion, | |
2070 | |
2071 checked_jni_SetBooleanArrayRegion, | |
2072 checked_jni_SetByteArrayRegion, | |
2073 checked_jni_SetCharArrayRegion, | |
2074 checked_jni_SetShortArrayRegion, | |
2075 checked_jni_SetIntArrayRegion, | |
2076 checked_jni_SetLongArrayRegion, | |
2077 checked_jni_SetFloatArrayRegion, | |
2078 checked_jni_SetDoubleArrayRegion, | |
2079 | |
2080 checked_jni_RegisterNatives, | |
2081 checked_jni_UnregisterNatives, | |
2082 | |
2083 checked_jni_MonitorEnter, | |
2084 checked_jni_MonitorExit, | |
2085 | |
2086 checked_jni_GetJavaVM, | |
2087 | |
2088 checked_jni_GetStringRegion, | |
2089 checked_jni_GetStringUTFRegion, | |
2090 | |
2091 checked_jni_GetPrimitiveArrayCritical, | |
2092 checked_jni_ReleasePrimitiveArrayCritical, | |
2093 | |
2094 checked_jni_GetStringCritical, | |
2095 checked_jni_ReleaseStringCritical, | |
2096 | |
2097 checked_jni_NewWeakGlobalRef, | |
2098 checked_jni_DeleteWeakGlobalRef, | |
2099 | |
2100 checked_jni_ExceptionCheck, | |
2101 | |
2102 checked_jni_NewDirectByteBuffer, | |
2103 checked_jni_GetDirectBufferAddress, | |
2104 checked_jni_GetDirectBufferCapacity, | |
2105 | |
2106 // New 1.6 Features | |
2107 | |
2108 checked_jni_GetObjectRefType | |
2109 }; | |
2110 | |
2111 | |
2112 // Returns the function structure | |
2113 struct JNINativeInterface_* jni_functions_check() { | |
2114 | |
2115 unchecked_jni_NativeInterface = jni_functions_nocheck(); | |
2116 | |
2117 // make sure the last pointer in the checked table is not null, indicating | |
2118 // an addition to the JNINativeInterface_ structure without initializing | |
2119 // it in the checked table. | |
2120 debug_only(int *lastPtr = (int *)((char *)&checked_jni_NativeInterface + \ | |
2121 sizeof(*unchecked_jni_NativeInterface) - sizeof(char *));) | |
2122 assert(*lastPtr != 0, | |
2123 "Mismatched JNINativeInterface tables, check for new entries"); | |
2124 | |
2125 // with -verbose:jni this message will print | |
2126 if (PrintJNIResolving) { | |
2127 tty->print_cr("Checked JNI functions are being used to " \ | |
2128 "validate JNI usage"); | |
2129 } | |
2130 | |
2131 return &checked_jni_NativeInterface; | |
2132 } |