1 /* 2 * Copyright (c) 1997, 2018, Oracle and/or its affiliates. All rights reserved. 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. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 #ifndef _JAVASOFT_JVM_H_ 27 #define _JAVASOFT_JVM_H_ 28 29 #include <sys/stat.h> 30 31 #include "jni.h" 32 #include "jvm_md.h" 33 34 #ifdef __cplusplus 35 extern "C" { 36 #endif 37 38 /* 39 * This file contains additional functions exported from the VM. 40 * These functions are complementary to the standard JNI support. 41 * There are three parts to this file: 42 * 43 * First, this file contains the VM-related functions needed by native 44 * libraries in the standard Java API. For example, the java.lang.Object 45 * class needs VM-level functions that wait for and notify monitors. 46 * 47 * Second, this file contains the functions and constant definitions 48 * needed by the byte code verifier and class file format checker. 49 * These functions allow the verifier and format checker to be written 50 * in a VM-independent way. 51 * 52 * Third, this file contains various I/O and network operations needed 53 * by the standard Java I/O and network APIs. 54 */ 55 56 /* 57 * Bump the version number when either of the following happens: 58 * 59 * 1. There is a change in JVM_* functions. 60 * 61 * 2. There is a change in the contract between VM and Java classes. 62 * For example, if the VM relies on a new private field in Thread 63 * class. 64 */ 65 66 #define JVM_INTERFACE_VERSION 5 67 68 JNIEXPORT jint JNICALL 69 JVM_GetInterfaceVersion(void); 70 71 /************************************************************************* 72 PART 1: Functions for Native Libraries 73 ************************************************************************/ 74 /* 75 * java.lang.Object 76 */ 77 JNIEXPORT jint JNICALL 78 JVM_IHashCode(JNIEnv *env, jobject obj); 79 80 JNIEXPORT void JNICALL 81 JVM_MonitorWait(JNIEnv *env, jobject obj, jlong ms); 82 83 JNIEXPORT void JNICALL 84 JVM_MonitorNotify(JNIEnv *env, jobject obj); 85 86 JNIEXPORT void JNICALL 87 JVM_MonitorNotifyAll(JNIEnv *env, jobject obj); 88 89 JNIEXPORT jobject JNICALL 90 JVM_Clone(JNIEnv *env, jobject obj); 91 92 /* 93 * java.lang.String 94 */ 95 JNIEXPORT jstring JNICALL 96 JVM_InternString(JNIEnv *env, jstring str); 97 98 /* 99 * java.lang.System 100 */ 101 JNIEXPORT jlong JNICALL 102 JVM_CurrentTimeMillis(JNIEnv *env, jclass ignored); 103 104 JNIEXPORT jlong JNICALL 105 JVM_NanoTime(JNIEnv *env, jclass ignored); 106 107 JNIEXPORT jlong JNICALL 108 JVM_GetNanoTimeAdjustment(JNIEnv *env, jclass ignored, jlong offset_secs); 109 110 JNIEXPORT void JNICALL 111 JVM_ArrayCopy(JNIEnv *env, jclass ignored, jobject src, jint src_pos, 112 jobject dst, jint dst_pos, jint length); 113 114 JNIEXPORT jobject JNICALL 115 JVM_InitProperties(JNIEnv *env, jobject p); 116 117 118 /* 119 * java.lang.Runtime 120 */ 121 JNIEXPORT void JNICALL 122 JVM_BeforeHalt(); 123 124 JNIEXPORT void JNICALL 125 JVM_Halt(jint code); 126 127 JNIEXPORT void JNICALL 128 JVM_GC(void); 129 130 /* Returns the number of real-time milliseconds that have elapsed since the 131 * least-recently-inspected heap object was last inspected by the garbage 132 * collector. 133 * 134 * For simple stop-the-world collectors this value is just the time 135 * since the most recent collection. For generational collectors it is the 136 * time since the oldest generation was most recently collected. Other 137 * collectors are free to return a pessimistic estimate of the elapsed time, or 138 * simply the time since the last full collection was performed. 139 * 140 * Note that in the presence of reference objects, a given object that is no 141 * longer strongly reachable may have to be inspected multiple times before it 142 * can be reclaimed. 143 */ 144 JNIEXPORT jlong JNICALL 145 JVM_MaxObjectInspectionAge(void); 146 147 JNIEXPORT jlong JNICALL 148 JVM_TotalMemory(void); 149 150 JNIEXPORT jlong JNICALL 151 JVM_FreeMemory(void); 152 153 JNIEXPORT jlong JNICALL 154 JVM_MaxMemory(void); 155 156 JNIEXPORT jint JNICALL 157 JVM_ActiveProcessorCount(void); 158 159 JNIEXPORT void * JNICALL 160 JVM_LoadLibrary(const char *name); 161 162 JNIEXPORT void JNICALL 163 JVM_UnloadLibrary(void * handle); 164 165 JNIEXPORT void * JNICALL 166 JVM_FindLibraryEntry(void *handle, const char *name); 167 168 JNIEXPORT jboolean JNICALL 169 JVM_IsSupportedJNIVersion(jint version); 170 171 JNIEXPORT jobjectArray JNICALL 172 JVM_GetVmArguments(JNIEnv *env); 173 174 JNIEXPORT void JNICALL 175 JVM_InitializeFromArchive(JNIEnv* env, jclass cls); 176 177 /* 178 * java.lang.Throwable 179 */ 180 JNIEXPORT void JNICALL 181 JVM_FillInStackTrace(JNIEnv *env, jobject throwable); 182 183 /* 184 * java.lang.StackTraceElement 185 */ 186 JNIEXPORT void JNICALL 187 JVM_InitStackTraceElementArray(JNIEnv *env, jobjectArray elements, jobject throwable); 188 189 JNIEXPORT void JNICALL 190 JVM_InitStackTraceElement(JNIEnv* env, jobject element, jobject stackFrameInfo); 191 192 /* 193 * java.lang.StackWalker 194 */ 195 enum { 196 JVM_STACKWALK_FILL_CLASS_REFS_ONLY = 0x2, 197 JVM_STACKWALK_GET_CALLER_CLASS = 0x04, 198 JVM_STACKWALK_SHOW_HIDDEN_FRAMES = 0x20, 199 JVM_STACKWALK_FILL_LIVE_STACK_FRAMES = 0x100 200 }; 201 202 JNIEXPORT jobject JNICALL 203 JVM_CallStackWalk(JNIEnv *env, jobject stackStream, jlong mode, 204 jint skip_frames, jint frame_count, jint start_index, 205 jobjectArray frames); 206 207 JNIEXPORT jint JNICALL 208 JVM_MoreStackWalk(JNIEnv *env, jobject stackStream, jlong mode, jlong anchor, 209 jint frame_count, jint start_index, 210 jobjectArray frames); 211 212 /* 213 * java.lang.Thread 214 */ 215 JNIEXPORT void JNICALL 216 JVM_StartThread(JNIEnv *env, jobject thread); 217 218 JNIEXPORT void JNICALL 219 JVM_StopThread(JNIEnv *env, jobject thread, jobject exception); 220 221 JNIEXPORT jboolean JNICALL 222 JVM_IsThreadAlive(JNIEnv *env, jobject thread); 223 224 JNIEXPORT void JNICALL 225 JVM_SuspendThread(JNIEnv *env, jobject thread); 226 227 JNIEXPORT void JNICALL 228 JVM_ResumeThread(JNIEnv *env, jobject thread); 229 230 JNIEXPORT void JNICALL 231 JVM_SetThreadPriority(JNIEnv *env, jobject thread, jint prio); 232 233 JNIEXPORT void JNICALL 234 JVM_Yield(JNIEnv *env, jclass threadClass); 235 236 JNIEXPORT void JNICALL 237 JVM_Sleep(JNIEnv *env, jclass threadClass, jlong millis); 238 239 JNIEXPORT jobject JNICALL 240 JVM_CurrentThread(JNIEnv *env, jclass threadClass); 241 242 JNIEXPORT jint JNICALL 243 JVM_CountStackFrames(JNIEnv *env, jobject thread); 244 245 JNIEXPORT void JNICALL 246 JVM_Interrupt(JNIEnv *env, jobject thread); 247 248 JNIEXPORT jboolean JNICALL 249 JVM_IsInterrupted(JNIEnv *env, jobject thread, jboolean clearInterrupted); 250 251 JNIEXPORT jboolean JNICALL 252 JVM_HoldsLock(JNIEnv *env, jclass threadClass, jobject obj); 253 254 JNIEXPORT void JNICALL 255 JVM_DumpAllStacks(JNIEnv *env, jclass unused); 256 257 JNIEXPORT jobjectArray JNICALL 258 JVM_GetAllThreads(JNIEnv *env, jclass dummy); 259 260 JNIEXPORT void JNICALL 261 JVM_SetNativeThreadName(JNIEnv *env, jobject jthread, jstring name); 262 263 /* getStackTrace() and getAllStackTraces() method */ 264 JNIEXPORT jobjectArray JNICALL 265 JVM_DumpThreads(JNIEnv *env, jclass threadClass, jobjectArray threads); 266 267 /* 268 * java.lang.SecurityManager 269 */ 270 JNIEXPORT jobjectArray JNICALL 271 JVM_GetClassContext(JNIEnv *env); 272 273 /* 274 * java.lang.Package 275 */ 276 JNIEXPORT jstring JNICALL 277 JVM_GetSystemPackage(JNIEnv *env, jstring name); 278 279 JNIEXPORT jobjectArray JNICALL 280 JVM_GetSystemPackages(JNIEnv *env); 281 282 /* 283 * java.lang.ref.Reference 284 */ 285 JNIEXPORT jobject JNICALL 286 JVM_GetAndClearReferencePendingList(JNIEnv *env); 287 288 JNIEXPORT jboolean JNICALL 289 JVM_HasReferencePendingList(JNIEnv *env); 290 291 JNIEXPORT void JNICALL 292 JVM_WaitForReferencePendingList(JNIEnv *env); 293 294 /* 295 * java.io.ObjectInputStream 296 */ 297 JNIEXPORT jobject JNICALL 298 JVM_LatestUserDefinedLoader(JNIEnv *env); 299 300 /* 301 * java.lang.reflect.Array 302 */ 303 JNIEXPORT jint JNICALL 304 JVM_GetArrayLength(JNIEnv *env, jobject arr); 305 306 JNIEXPORT jobject JNICALL 307 JVM_GetArrayElement(JNIEnv *env, jobject arr, jint index); 308 309 JNIEXPORT jvalue JNICALL 310 JVM_GetPrimitiveArrayElement(JNIEnv *env, jobject arr, jint index, jint wCode); 311 312 JNIEXPORT void JNICALL 313 JVM_SetArrayElement(JNIEnv *env, jobject arr, jint index, jobject val); 314 315 JNIEXPORT void JNICALL 316 JVM_SetPrimitiveArrayElement(JNIEnv *env, jobject arr, jint index, jvalue v, 317 unsigned char vCode); 318 319 JNIEXPORT jobject JNICALL 320 JVM_NewArray(JNIEnv *env, jclass eltClass, jint length); 321 322 JNIEXPORT jobject JNICALL 323 JVM_NewMultiArray(JNIEnv *env, jclass eltClass, jintArray dim); 324 325 326 /* 327 * Returns the immediate caller class of the native method invoking 328 * JVM_GetCallerClass. The Method.invoke and other frames due to 329 * reflection machinery are skipped. 330 * 331 * The caller is expected to be marked with 332 * jdk.internal.reflect.CallerSensitive. The JVM will throw an 333 * error if it is not marked properly. 334 */ 335 JNIEXPORT jclass JNICALL 336 JVM_GetCallerClass(JNIEnv *env); 337 338 339 /* 340 * Find primitive classes 341 * utf: class name 342 */ 343 JNIEXPORT jclass JNICALL 344 JVM_FindPrimitiveClass(JNIEnv *env, const char *utf); 345 346 347 /* 348 * Find a class from a boot class loader. Returns NULL if class not found. 349 */ 350 JNIEXPORT jclass JNICALL 351 JVM_FindClassFromBootLoader(JNIEnv *env, const char *name); 352 353 /* 354 * Find a class from a given class loader. Throws ClassNotFoundException. 355 * name: name of class 356 * init: whether initialization is done 357 * loader: class loader to look up the class. This may not be the same as the caller's 358 * class loader. 359 * caller: initiating class. The initiating class may be null when a security 360 * manager is not installed. 361 */ 362 JNIEXPORT jclass JNICALL 363 JVM_FindClassFromCaller(JNIEnv *env, const char *name, jboolean init, 364 jobject loader, jclass caller); 365 366 /* 367 * Find a class from a given class. 368 */ 369 JNIEXPORT jclass JNICALL 370 JVM_FindClassFromClass(JNIEnv *env, const char *name, jboolean init, 371 jclass from); 372 373 /* Find a loaded class cached by the VM */ 374 JNIEXPORT jclass JNICALL 375 JVM_FindLoadedClass(JNIEnv *env, jobject loader, jstring name); 376 377 /* Define a class */ 378 JNIEXPORT jclass JNICALL 379 JVM_DefineClass(JNIEnv *env, const char *name, jobject loader, const jbyte *buf, 380 jsize len, jobject pd); 381 382 /* Define a class with a source (added in JDK1.5) */ 383 JNIEXPORT jclass JNICALL 384 JVM_DefineClassWithSource(JNIEnv *env, const char *name, jobject loader, 385 const jbyte *buf, jsize len, jobject pd, 386 const char *source); 387 388 /* 389 * Module support funcions 390 */ 391 392 /* 393 * Define a module with the specified packages and bind the module to the 394 * given class loader. 395 * module: module to define 396 * is_open: specifies if module is open (currently ignored) 397 * version: the module version 398 * location: the module location 399 * packages: list of packages in the module 400 * num_packages: number of packages in the module 401 */ 402 JNIEXPORT void JNICALL 403 JVM_DefineModule(JNIEnv *env, jobject module, jboolean is_open, jstring version, 404 jstring location, const char* const* packages, jsize num_packages); 405 406 /* 407 * Set the boot loader's unnamed module. 408 * module: boot loader's unnamed module 409 */ 410 JNIEXPORT void JNICALL 411 JVM_SetBootLoaderUnnamedModule(JNIEnv *env, jobject module); 412 413 /* 414 * Do a qualified export of a package. 415 * from_module: module containing the package to export 416 * package: name of the package to export 417 * to_module: module to export the package to 418 */ 419 JNIEXPORT void JNICALL 420 JVM_AddModuleExports(JNIEnv *env, jobject from_module, const char* package, jobject to_module); 421 422 /* 423 * Do an export of a package to all unnamed modules. 424 * from_module: module containing the package to export 425 * package: name of the package to export to all unnamed modules 426 */ 427 JNIEXPORT void JNICALL 428 JVM_AddModuleExportsToAllUnnamed(JNIEnv *env, jobject from_module, const char* package); 429 430 /* 431 * Do an unqualified export of a package. 432 * from_module: module containing the package to export 433 * package: name of the package to export 434 */ 435 JNIEXPORT void JNICALL 436 JVM_AddModuleExportsToAll(JNIEnv *env, jobject from_module, const char* package); 437 438 /* 439 * Add a module to the list of modules that a given module can read. 440 * from_module: module requesting read access 441 * source_module: module that from_module wants to read 442 */ 443 JNIEXPORT void JNICALL 444 JVM_AddReadsModule(JNIEnv *env, jobject from_module, jobject source_module); 445 446 /* 447 * Reflection support functions 448 */ 449 450 JNIEXPORT jstring JNICALL 451 JVM_GetClassName(JNIEnv *env, jclass cls); 452 453 JNIEXPORT jobjectArray JNICALL 454 JVM_GetClassInterfaces(JNIEnv *env, jclass cls); 455 456 JNIEXPORT jboolean JNICALL 457 JVM_IsInterface(JNIEnv *env, jclass cls); 458 459 JNIEXPORT jobjectArray JNICALL 460 JVM_GetClassSigners(JNIEnv *env, jclass cls); 461 462 JNIEXPORT void JNICALL 463 JVM_SetClassSigners(JNIEnv *env, jclass cls, jobjectArray signers); 464 465 JNIEXPORT jobject JNICALL 466 JVM_GetProtectionDomain(JNIEnv *env, jclass cls); 467 468 JNIEXPORT jboolean JNICALL 469 JVM_IsArrayClass(JNIEnv *env, jclass cls); 470 471 JNIEXPORT jboolean JNICALL 472 JVM_IsPrimitiveClass(JNIEnv *env, jclass cls); 473 474 JNIEXPORT jint JNICALL 475 JVM_GetClassModifiers(JNIEnv *env, jclass cls); 476 477 JNIEXPORT jobjectArray JNICALL 478 JVM_GetDeclaredClasses(JNIEnv *env, jclass ofClass); 479 480 JNIEXPORT jclass JNICALL 481 JVM_GetDeclaringClass(JNIEnv *env, jclass ofClass); 482 483 JNIEXPORT jstring JNICALL 484 JVM_GetSimpleBinaryName(JNIEnv *env, jclass ofClass); 485 486 /* Generics support (JDK 1.5) */ 487 JNIEXPORT jstring JNICALL 488 JVM_GetClassSignature(JNIEnv *env, jclass cls); 489 490 /* Annotations support (JDK 1.5) */ 491 JNIEXPORT jbyteArray JNICALL 492 JVM_GetClassAnnotations(JNIEnv *env, jclass cls); 493 494 /* Type use annotations support (JDK 1.8) */ 495 496 JNIEXPORT jbyteArray JNICALL 497 JVM_GetClassTypeAnnotations(JNIEnv *env, jclass cls); 498 499 JNIEXPORT jbyteArray JNICALL 500 JVM_GetFieldTypeAnnotations(JNIEnv *env, jobject field); 501 502 JNIEXPORT jbyteArray JNICALL 503 JVM_GetMethodTypeAnnotations(JNIEnv *env, jobject method); 504 505 /* 506 * New (JDK 1.4) reflection implementation 507 */ 508 509 JNIEXPORT jobjectArray JNICALL 510 JVM_GetClassDeclaredMethods(JNIEnv *env, jclass ofClass, jboolean publicOnly); 511 512 JNIEXPORT jobjectArray JNICALL 513 JVM_GetClassDeclaredFields(JNIEnv *env, jclass ofClass, jboolean publicOnly); 514 515 JNIEXPORT jobjectArray JNICALL 516 JVM_GetClassDeclaredConstructors(JNIEnv *env, jclass ofClass, jboolean publicOnly); 517 518 /* Differs from JVM_GetClassModifiers in treatment of inner classes. 519 This returns the access flags for the class as specified in the 520 class file rather than searching the InnerClasses attribute (if 521 present) to find the source-level access flags. Only the values of 522 the low 13 bits (i.e., a mask of 0x1FFF) are guaranteed to be 523 valid. */ 524 JNIEXPORT jint JNICALL 525 JVM_GetClassAccessFlags(JNIEnv *env, jclass cls); 526 527 /* Nestmates - since JDK 11 */ 528 529 JNIEXPORT jboolean JNICALL 530 JVM_AreNestMates(JNIEnv *env, jclass current, jclass member); 531 532 JNIEXPORT jclass JNICALL 533 JVM_GetNestHost(JNIEnv *env, jclass current); 534 535 JNIEXPORT jobjectArray JNICALL 536 JVM_GetNestMembers(JNIEnv *env, jclass current); 537 538 /* The following two reflection routines are still needed due to startup time issues */ 539 /* 540 * java.lang.reflect.Method 541 */ 542 JNIEXPORT jobject JNICALL 543 JVM_InvokeMethod(JNIEnv *env, jobject method, jobject obj, jobjectArray args0); 544 545 /* 546 * java.lang.reflect.Constructor 547 */ 548 JNIEXPORT jobject JNICALL 549 JVM_NewInstanceFromConstructor(JNIEnv *env, jobject c, jobjectArray args0); 550 551 /* 552 * Constant pool access; currently used to implement reflective access to annotations (JDK 1.5) 553 */ 554 555 JNIEXPORT jobject JNICALL 556 JVM_GetClassConstantPool(JNIEnv *env, jclass cls); 557 558 JNIEXPORT jint JNICALL JVM_ConstantPoolGetSize 559 (JNIEnv *env, jobject unused, jobject jcpool); 560 561 JNIEXPORT jclass JNICALL JVM_ConstantPoolGetClassAt 562 (JNIEnv *env, jobject unused, jobject jcpool, jint index); 563 564 JNIEXPORT jclass JNICALL JVM_ConstantPoolGetClassAtIfLoaded 565 (JNIEnv *env, jobject unused, jobject jcpool, jint index); 566 567 JNIEXPORT jint JNICALL JVM_ConstantPoolGetClassRefIndexAt 568 (JNIEnv *env, jobject obj, jobject unused, jint index); 569 570 JNIEXPORT jobject JNICALL JVM_ConstantPoolGetMethodAt 571 (JNIEnv *env, jobject unused, jobject jcpool, jint index); 572 573 JNIEXPORT jobject JNICALL JVM_ConstantPoolGetMethodAtIfLoaded 574 (JNIEnv *env, jobject unused, jobject jcpool, jint index); 575 576 JNIEXPORT jobject JNICALL JVM_ConstantPoolGetFieldAt 577 (JNIEnv *env, jobject unused, jobject jcpool, jint index); 578 579 JNIEXPORT jobject JNICALL JVM_ConstantPoolGetFieldAtIfLoaded 580 (JNIEnv *env, jobject unused, jobject jcpool, jint index); 581 582 JNIEXPORT jobjectArray JNICALL JVM_ConstantPoolGetMemberRefInfoAt 583 (JNIEnv *env, jobject unused, jobject jcpool, jint index); 584 585 JNIEXPORT jint JNICALL JVM_ConstantPoolGetNameAndTypeRefIndexAt 586 (JNIEnv *env, jobject obj, jobject unused, jint index); 587 588 JNIEXPORT jobjectArray JNICALL JVM_ConstantPoolGetNameAndTypeRefInfoAt 589 (JNIEnv *env, jobject obj, jobject unused, jint index); 590 591 JNIEXPORT jint JNICALL JVM_ConstantPoolGetIntAt 592 (JNIEnv *env, jobject unused, jobject jcpool, jint index); 593 594 JNIEXPORT jlong JNICALL JVM_ConstantPoolGetLongAt 595 (JNIEnv *env, jobject unused, jobject jcpool, jint index); 596 597 JNIEXPORT jfloat JNICALL JVM_ConstantPoolGetFloatAt 598 (JNIEnv *env, jobject unused, jobject jcpool, jint index); 599 600 JNIEXPORT jdouble JNICALL JVM_ConstantPoolGetDoubleAt 601 (JNIEnv *env, jobject unused, jobject jcpool, jint index); 602 603 JNIEXPORT jstring JNICALL JVM_ConstantPoolGetStringAt 604 (JNIEnv *env, jobject unused, jobject jcpool, jint index); 605 606 JNIEXPORT jstring JNICALL JVM_ConstantPoolGetUTF8At 607 (JNIEnv *env, jobject unused, jobject jcpool, jint index); 608 609 JNIEXPORT jbyte JNICALL JVM_ConstantPoolGetTagAt 610 (JNIEnv *env, jobject unused, jobject jcpool, jint index); 611 612 /* 613 * Parameter reflection 614 */ 615 616 JNIEXPORT jobjectArray JNICALL 617 JVM_GetMethodParameters(JNIEnv *env, jobject method); 618 619 /* 620 * java.security.* 621 */ 622 623 JNIEXPORT jobject JNICALL 624 JVM_DoPrivileged(JNIEnv *env, jclass cls, 625 jobject action, jobject context, jboolean wrapException); 626 627 JNIEXPORT jobject JNICALL 628 JVM_GetInheritedAccessControlContext(JNIEnv *env, jclass cls); 629 630 JNIEXPORT jobject JNICALL 631 JVM_GetStackAccessControlContext(JNIEnv *env, jclass cls); 632 633 /* 634 * Signal support, used to implement the shutdown sequence. Every VM must 635 * support JVM_SIGINT and JVM_SIGTERM, raising the former for user interrupts 636 * (^C) and the latter for external termination (kill, system shutdown, etc.). 637 * Other platform-dependent signal values may also be supported. 638 */ 639 640 JNIEXPORT void * JNICALL 641 JVM_RegisterSignal(jint sig, void *handler); 642 643 JNIEXPORT jboolean JNICALL 644 JVM_RaiseSignal(jint sig); 645 646 JNIEXPORT jint JNICALL 647 JVM_FindSignal(const char *name); 648 649 /* 650 * Retrieve the assertion directives for the specified class. 651 */ 652 JNIEXPORT jboolean JNICALL 653 JVM_DesiredAssertionStatus(JNIEnv *env, jclass unused, jclass cls); 654 655 /* 656 * Retrieve the assertion directives from the VM. 657 */ 658 JNIEXPORT jobject JNICALL 659 JVM_AssertionStatusDirectives(JNIEnv *env, jclass unused); 660 661 /* 662 * java.util.concurrent.atomic.AtomicLong 663 */ 664 JNIEXPORT jboolean JNICALL 665 JVM_SupportsCX8(void); 666 667 /* 668 * com.sun.dtrace.jsdt support 669 */ 670 671 #define JVM_TRACING_DTRACE_VERSION 1 672 673 /* 674 * Structure to pass one probe description to JVM 675 */ 676 typedef struct { 677 jmethodID method; 678 jstring function; 679 jstring name; 680 void* reserved[4]; // for future use 681 } JVM_DTraceProbe; 682 683 /** 684 * Encapsulates the stability ratings for a DTrace provider field 685 */ 686 typedef struct { 687 jint nameStability; 688 jint dataStability; 689 jint dependencyClass; 690 } JVM_DTraceInterfaceAttributes; 691 692 /* 693 * Structure to pass one provider description to JVM 694 */ 695 typedef struct { 696 jstring name; 697 JVM_DTraceProbe* probes; 698 jint probe_count; 699 JVM_DTraceInterfaceAttributes providerAttributes; 700 JVM_DTraceInterfaceAttributes moduleAttributes; 701 JVM_DTraceInterfaceAttributes functionAttributes; 702 JVM_DTraceInterfaceAttributes nameAttributes; 703 JVM_DTraceInterfaceAttributes argsAttributes; 704 void* reserved[4]; // for future use 705 } JVM_DTraceProvider; 706 707 /* 708 * Get the version number the JVM was built with 709 */ 710 JNIEXPORT jint JNICALL 711 JVM_DTraceGetVersion(JNIEnv* env); 712 713 /* 714 * Register new probe with given signature, return global handle 715 * 716 * The version passed in is the version that the library code was 717 * built with. 718 */ 719 JNIEXPORT jlong JNICALL 720 JVM_DTraceActivate(JNIEnv* env, jint version, jstring module_name, 721 jint providers_count, JVM_DTraceProvider* providers); 722 723 /* 724 * Check JSDT probe 725 */ 726 JNIEXPORT jboolean JNICALL 727 JVM_DTraceIsProbeEnabled(JNIEnv* env, jmethodID method); 728 729 /* 730 * Destroy custom DOF 731 */ 732 JNIEXPORT void JNICALL 733 JVM_DTraceDispose(JNIEnv* env, jlong activation_handle); 734 735 /* 736 * Check to see if DTrace is supported by OS 737 */ 738 JNIEXPORT jboolean JNICALL 739 JVM_DTraceIsSupported(JNIEnv* env); 740 741 /************************************************************************* 742 PART 2: Support for the Verifier and Class File Format Checker 743 ************************************************************************/ 744 /* 745 * Return the class name in UTF format. The result is valid 746 * until JVM_ReleaseUTf is called. 747 * 748 * The caller must treat the string as a constant and not modify it 749 * in any way. 750 */ 751 JNIEXPORT const char * JNICALL 752 JVM_GetClassNameUTF(JNIEnv *env, jclass cb); 753 754 /* 755 * Returns the constant pool types in the buffer provided by "types." 756 */ 757 JNIEXPORT void JNICALL 758 JVM_GetClassCPTypes(JNIEnv *env, jclass cb, unsigned char *types); 759 760 /* 761 * Returns the number of Constant Pool entries. 762 */ 763 JNIEXPORT jint JNICALL 764 JVM_GetClassCPEntriesCount(JNIEnv *env, jclass cb); 765 766 /* 767 * Returns the number of *declared* fields or methods. 768 */ 769 JNIEXPORT jint JNICALL 770 JVM_GetClassFieldsCount(JNIEnv *env, jclass cb); 771 772 JNIEXPORT jint JNICALL 773 JVM_GetClassMethodsCount(JNIEnv *env, jclass cb); 774 775 /* 776 * Returns the CP indexes of exceptions raised by a given method. 777 * Places the result in the given buffer. 778 * 779 * The method is identified by method_index. 780 */ 781 JNIEXPORT void JNICALL 782 JVM_GetMethodIxExceptionIndexes(JNIEnv *env, jclass cb, jint method_index, 783 unsigned short *exceptions); 784 /* 785 * Returns the number of exceptions raised by a given method. 786 * The method is identified by method_index. 787 */ 788 JNIEXPORT jint JNICALL 789 JVM_GetMethodIxExceptionsCount(JNIEnv *env, jclass cb, jint method_index); 790 791 /* 792 * Returns the byte code sequence of a given method. 793 * Places the result in the given buffer. 794 * 795 * The method is identified by method_index. 796 */ 797 JNIEXPORT void JNICALL 798 JVM_GetMethodIxByteCode(JNIEnv *env, jclass cb, jint method_index, 799 unsigned char *code); 800 801 /* 802 * Returns the length of the byte code sequence of a given method. 803 * The method is identified by method_index. 804 */ 805 JNIEXPORT jint JNICALL 806 JVM_GetMethodIxByteCodeLength(JNIEnv *env, jclass cb, jint method_index); 807 808 /* 809 * A structure used to a capture exception table entry in a Java method. 810 */ 811 typedef struct { 812 jint start_pc; 813 jint end_pc; 814 jint handler_pc; 815 jint catchType; 816 } JVM_ExceptionTableEntryType; 817 818 /* 819 * Returns the exception table entry at entry_index of a given method. 820 * Places the result in the given buffer. 821 * 822 * The method is identified by method_index. 823 */ 824 JNIEXPORT void JNICALL 825 JVM_GetMethodIxExceptionTableEntry(JNIEnv *env, jclass cb, jint method_index, 826 jint entry_index, 827 JVM_ExceptionTableEntryType *entry); 828 829 /* 830 * Returns the length of the exception table of a given method. 831 * The method is identified by method_index. 832 */ 833 JNIEXPORT jint JNICALL 834 JVM_GetMethodIxExceptionTableLength(JNIEnv *env, jclass cb, int index); 835 836 /* 837 * Returns the modifiers of a given field. 838 * The field is identified by field_index. 839 */ 840 JNIEXPORT jint JNICALL 841 JVM_GetFieldIxModifiers(JNIEnv *env, jclass cb, int index); 842 843 /* 844 * Returns the modifiers of a given method. 845 * The method is identified by method_index. 846 */ 847 JNIEXPORT jint JNICALL 848 JVM_GetMethodIxModifiers(JNIEnv *env, jclass cb, int index); 849 850 /* 851 * Returns the number of local variables of a given method. 852 * The method is identified by method_index. 853 */ 854 JNIEXPORT jint JNICALL 855 JVM_GetMethodIxLocalsCount(JNIEnv *env, jclass cb, int index); 856 857 /* 858 * Returns the number of arguments (including this pointer) of a given method. 859 * The method is identified by method_index. 860 */ 861 JNIEXPORT jint JNICALL 862 JVM_GetMethodIxArgsSize(JNIEnv *env, jclass cb, int index); 863 864 /* 865 * Returns the maximum amount of stack (in words) used by a given method. 866 * The method is identified by method_index. 867 */ 868 JNIEXPORT jint JNICALL 869 JVM_GetMethodIxMaxStack(JNIEnv *env, jclass cb, int index); 870 871 /* 872 * Is a given method a constructor. 873 * The method is identified by method_index. 874 */ 875 JNIEXPORT jboolean JNICALL 876 JVM_IsConstructorIx(JNIEnv *env, jclass cb, int index); 877 878 /* 879 * Is the given method generated by the VM. 880 * The method is identified by method_index. 881 */ 882 JNIEXPORT jboolean JNICALL 883 JVM_IsVMGeneratedMethodIx(JNIEnv *env, jclass cb, int index); 884 885 /* 886 * Returns the name of a given method in UTF format. 887 * The result remains valid until JVM_ReleaseUTF is called. 888 * 889 * The caller must treat the string as a constant and not modify it 890 * in any way. 891 */ 892 JNIEXPORT const char * JNICALL 893 JVM_GetMethodIxNameUTF(JNIEnv *env, jclass cb, jint index); 894 895 /* 896 * Returns the signature of a given method in UTF format. 897 * The result remains valid until JVM_ReleaseUTF is called. 898 * 899 * The caller must treat the string as a constant and not modify it 900 * in any way. 901 */ 902 JNIEXPORT const char * JNICALL 903 JVM_GetMethodIxSignatureUTF(JNIEnv *env, jclass cb, jint index); 904 905 /* 906 * Returns the name of the field referred to at a given constant pool 907 * index. 908 * 909 * The result is in UTF format and remains valid until JVM_ReleaseUTF 910 * is called. 911 * 912 * The caller must treat the string as a constant and not modify it 913 * in any way. 914 */ 915 JNIEXPORT const char * JNICALL 916 JVM_GetCPFieldNameUTF(JNIEnv *env, jclass cb, jint index); 917 918 /* 919 * Returns the name of the method referred to at a given constant pool 920 * index. 921 * 922 * The result is in UTF format and remains valid until JVM_ReleaseUTF 923 * is called. 924 * 925 * The caller must treat the string as a constant and not modify it 926 * in any way. 927 */ 928 JNIEXPORT const char * JNICALL 929 JVM_GetCPMethodNameUTF(JNIEnv *env, jclass cb, jint index); 930 931 /* 932 * Returns the signature of the method referred to at a given constant pool 933 * index. 934 * 935 * The result is in UTF format and remains valid until JVM_ReleaseUTF 936 * is called. 937 * 938 * The caller must treat the string as a constant and not modify it 939 * in any way. 940 */ 941 JNIEXPORT const char * JNICALL 942 JVM_GetCPMethodSignatureUTF(JNIEnv *env, jclass cb, jint index); 943 944 /* 945 * Returns the signature of the field referred to at a given constant pool 946 * index. 947 * 948 * The result is in UTF format and remains valid until JVM_ReleaseUTF 949 * is called. 950 * 951 * The caller must treat the string as a constant and not modify it 952 * in any way. 953 */ 954 JNIEXPORT const char * JNICALL 955 JVM_GetCPFieldSignatureUTF(JNIEnv *env, jclass cb, jint index); 956 957 /* 958 * Returns the class name referred to at a given constant pool index. 959 * 960 * The result is in UTF format and remains valid until JVM_ReleaseUTF 961 * is called. 962 * 963 * The caller must treat the string as a constant and not modify it 964 * in any way. 965 */ 966 JNIEXPORT const char * JNICALL 967 JVM_GetCPClassNameUTF(JNIEnv *env, jclass cb, jint index); 968 969 /* 970 * Returns the class name referred to at a given constant pool index. 971 * 972 * The constant pool entry must refer to a CONSTANT_Fieldref. 973 * 974 * The result is in UTF format and remains valid until JVM_ReleaseUTF 975 * is called. 976 * 977 * The caller must treat the string as a constant and not modify it 978 * in any way. 979 */ 980 JNIEXPORT const char * JNICALL 981 JVM_GetCPFieldClassNameUTF(JNIEnv *env, jclass cb, jint index); 982 983 /* 984 * Returns the class name referred to at a given constant pool index. 985 * 986 * The constant pool entry must refer to CONSTANT_Methodref or 987 * CONSTANT_InterfaceMethodref. 988 * 989 * The result is in UTF format and remains valid until JVM_ReleaseUTF 990 * is called. 991 * 992 * The caller must treat the string as a constant and not modify it 993 * in any way. 994 */ 995 JNIEXPORT const char * JNICALL 996 JVM_GetCPMethodClassNameUTF(JNIEnv *env, jclass cb, jint index); 997 998 /* 999 * Returns the modifiers of a field in calledClass. The field is 1000 * referred to in class cb at constant pool entry index. 1001 * 1002 * The caller must treat the string as a constant and not modify it 1003 * in any way. 1004 * 1005 * Returns -1 if the field does not exist in calledClass. 1006 */ 1007 JNIEXPORT jint JNICALL 1008 JVM_GetCPFieldModifiers(JNIEnv *env, jclass cb, int index, jclass calledClass); 1009 1010 /* 1011 * Returns the modifiers of a method in calledClass. The method is 1012 * referred to in class cb at constant pool entry index. 1013 * 1014 * Returns -1 if the method does not exist in calledClass. 1015 */ 1016 JNIEXPORT jint JNICALL 1017 JVM_GetCPMethodModifiers(JNIEnv *env, jclass cb, int index, jclass calledClass); 1018 1019 /* 1020 * Releases the UTF string obtained from the VM. 1021 */ 1022 JNIEXPORT void JNICALL 1023 JVM_ReleaseUTF(const char *utf); 1024 1025 /* 1026 * Compare if two classes are in the same package. 1027 */ 1028 JNIEXPORT jboolean JNICALL 1029 JVM_IsSameClassPackage(JNIEnv *env, jclass class1, jclass class2); 1030 1031 /* Get classfile constants */ 1032 #include "classfile_constants.h" 1033 1034 /* 1035 * A function defined by the byte-code verifier and called by the VM. 1036 * This is not a function implemented in the VM. 1037 * 1038 * Returns JNI_FALSE if verification fails. A detailed error message 1039 * will be places in msg_buf, whose length is specified by buf_len. 1040 */ 1041 typedef jboolean (*verifier_fn_t)(JNIEnv *env, 1042 jclass cb, 1043 char * msg_buf, 1044 jint buf_len); 1045 1046 1047 /* 1048 * Support for a VM-independent class format checker. 1049 */ 1050 typedef struct { 1051 unsigned long code; /* byte code */ 1052 unsigned long excs; /* exceptions */ 1053 unsigned long etab; /* catch table */ 1054 unsigned long lnum; /* line number */ 1055 unsigned long lvar; /* local vars */ 1056 } method_size_info; 1057 1058 typedef struct { 1059 unsigned int constants; /* constant pool */ 1060 unsigned int fields; 1061 unsigned int methods; 1062 unsigned int interfaces; 1063 unsigned int fields2; /* number of static 2-word fields */ 1064 unsigned int innerclasses; /* # of records in InnerClasses attr */ 1065 1066 method_size_info clinit; /* memory used in clinit */ 1067 method_size_info main; /* used everywhere else */ 1068 } class_size_info; 1069 1070 /* 1071 * Functions defined in libjava.so to perform string conversions. 1072 * 1073 */ 1074 1075 typedef jstring (*to_java_string_fn_t)(JNIEnv *env, char *str); 1076 1077 typedef char *(*to_c_string_fn_t)(JNIEnv *env, jstring s, jboolean *b); 1078 1079 /* This is the function defined in libjava.so that performs class 1080 * format checks. This functions fills in size information about 1081 * the class file and returns: 1082 * 1083 * 0: good 1084 * -1: out of memory 1085 * -2: bad format 1086 * -3: unsupported version 1087 * -4: bad class name 1088 */ 1089 1090 typedef jint (*check_format_fn_t)(char *class_name, 1091 unsigned char *data, 1092 unsigned int data_size, 1093 class_size_info *class_size, 1094 char *message_buffer, 1095 jint buffer_length, 1096 jboolean measure_only, 1097 jboolean check_relaxed); 1098 1099 #define JVM_RECOGNIZED_CLASS_MODIFIERS (JVM_ACC_PUBLIC | \ 1100 JVM_ACC_FINAL | \ 1101 JVM_ACC_SUPER | \ 1102 JVM_ACC_INTERFACE | \ 1103 JVM_ACC_ABSTRACT | \ 1104 JVM_ACC_ANNOTATION | \ 1105 JVM_ACC_ENUM | \ 1106 JVM_ACC_SYNTHETIC) 1107 1108 #define JVM_RECOGNIZED_FIELD_MODIFIERS (JVM_ACC_PUBLIC | \ 1109 JVM_ACC_PRIVATE | \ 1110 JVM_ACC_PROTECTED | \ 1111 JVM_ACC_STATIC | \ 1112 JVM_ACC_FINAL | \ 1113 JVM_ACC_VOLATILE | \ 1114 JVM_ACC_TRANSIENT | \ 1115 JVM_ACC_ENUM | \ 1116 JVM_ACC_SYNTHETIC) 1117 1118 #define JVM_RECOGNIZED_METHOD_MODIFIERS (JVM_ACC_PUBLIC | \ 1119 JVM_ACC_PRIVATE | \ 1120 JVM_ACC_PROTECTED | \ 1121 JVM_ACC_STATIC | \ 1122 JVM_ACC_FINAL | \ 1123 JVM_ACC_SYNCHRONIZED | \ 1124 JVM_ACC_BRIDGE | \ 1125 JVM_ACC_VARARGS | \ 1126 JVM_ACC_NATIVE | \ 1127 JVM_ACC_ABSTRACT | \ 1128 JVM_ACC_STRICT | \ 1129 JVM_ACC_SYNTHETIC) 1130 1131 /* 1132 * This is the function defined in libjava.so to perform path 1133 * canonicalization. VM call this function before opening jar files 1134 * to load system classes. 1135 * 1136 */ 1137 1138 typedef int (*canonicalize_fn_t)(JNIEnv *env, char *orig, char *out, int len); 1139 1140 /************************************************************************* 1141 PART 3: I/O and Network Support 1142 ************************************************************************/ 1143 1144 /* 1145 * Convert a pathname into native format. This function does syntactic 1146 * cleanup, such as removing redundant separator characters. It modifies 1147 * the given pathname string in place. 1148 */ 1149 JNIEXPORT char * JNICALL 1150 JVM_NativePath(char *); 1151 1152 /* 1153 * The standard printing functions supported by the Java VM. (Should they 1154 * be renamed to JVM_* in the future? 1155 */ 1156 1157 /* jio_snprintf() and jio_vsnprintf() behave like snprintf(3) and vsnprintf(3), 1158 * respectively, with the following differences: 1159 * - The string written to str is always zero-terminated, also in case of 1160 * truncation (count is too small to hold the result string), unless count 1161 * is 0. In case of truncation count-1 characters are written and '\0' 1162 * appendend. 1163 * - If count is too small to hold the whole string, -1 is returned across 1164 * all platforms. */ 1165 1166 JNIEXPORT int 1167 jio_vsnprintf(char *str, size_t count, const char *fmt, va_list args); 1168 1169 JNIEXPORT int 1170 jio_snprintf(char *str, size_t count, const char *fmt, ...); 1171 1172 JNIEXPORT int 1173 jio_fprintf(FILE *, const char *fmt, ...); 1174 1175 JNIEXPORT int 1176 jio_vfprintf(FILE *, const char *fmt, va_list args); 1177 1178 1179 JNIEXPORT void * JNICALL 1180 JVM_RawMonitorCreate(void); 1181 1182 JNIEXPORT void JNICALL 1183 JVM_RawMonitorDestroy(void *mon); 1184 1185 JNIEXPORT jint JNICALL 1186 JVM_RawMonitorEnter(void *mon); 1187 1188 JNIEXPORT void JNICALL 1189 JVM_RawMonitorExit(void *mon); 1190 1191 /* 1192 * java.lang.management support 1193 */ 1194 JNIEXPORT void* JNICALL 1195 JVM_GetManagement(jint version); 1196 1197 /* 1198 * com.sun.tools.attach.VirtualMachine support 1199 * 1200 * Initialize the agent properties with the properties maintained in the VM. 1201 */ 1202 JNIEXPORT jobject JNICALL 1203 JVM_InitAgentProperties(JNIEnv *env, jobject agent_props); 1204 1205 JNIEXPORT jstring JNICALL 1206 JVM_GetTemporaryDirectory(JNIEnv *env); 1207 1208 /* Generics reflection support. 1209 * 1210 * Returns information about the given class's EnclosingMethod 1211 * attribute, if present, or null if the class had no enclosing 1212 * method. 1213 * 1214 * If non-null, the returned array contains three elements. Element 0 1215 * is the java.lang.Class of which the enclosing method is a member, 1216 * and elements 1 and 2 are the java.lang.Strings for the enclosing 1217 * method's name and descriptor, respectively. 1218 */ 1219 JNIEXPORT jobjectArray JNICALL 1220 JVM_GetEnclosingMethodInfo(JNIEnv* env, jclass ofClass); 1221 1222 /* ========================================================================= 1223 * The following defines a private JVM interface that the JDK can query 1224 * for the JVM version and capabilities. sun.misc.Version defines 1225 * the methods for getting the VM version and its capabilities. 1226 * 1227 * When a new bit is added, the following should be updated to provide 1228 * access to the new capability: 1229 * HS: JVM_GetVersionInfo and Abstract_VM_Version class 1230 * SDK: Version class 1231 * 1232 * Similary, a private JDK interface JDK_GetVersionInfo0 is defined for 1233 * JVM to query for the JDK version and capabilities. 1234 * 1235 * When a new bit is added, the following should be updated to provide 1236 * access to the new capability: 1237 * HS: JDK_Version class 1238 * SDK: JDK_GetVersionInfo0 1239 * 1240 * ========================================================================== 1241 */ 1242 typedef struct { 1243 unsigned int jvm_version; /* Encoded $VNUM as specified by JEP-223 */ 1244 unsigned int patch_version : 8; /* JEP-223 patch version */ 1245 unsigned int reserved3 : 8; 1246 unsigned int reserved1 : 16; 1247 unsigned int reserved2; 1248 1249 /* The following bits represents JVM supports that JDK has dependency on. 1250 * JDK can use these bits to determine which JVM version 1251 * and support it has to maintain runtime compatibility. 1252 * 1253 * When a new bit is added in a minor or update release, make sure 1254 * the new bit is also added in the main/baseline. 1255 */ 1256 unsigned int is_attach_supported : 1; 1257 unsigned int : 31; 1258 unsigned int : 32; 1259 unsigned int : 32; 1260 } jvm_version_info; 1261 1262 #define JVM_VERSION_MAJOR(version) ((version & 0xFF000000) >> 24) 1263 #define JVM_VERSION_MINOR(version) ((version & 0x00FF0000) >> 16) 1264 #define JVM_VERSION_SECURITY(version) ((version & 0x0000FF00) >> 8) 1265 #define JVM_VERSION_BUILD(version) ((version & 0x000000FF)) 1266 1267 JNIEXPORT void JNICALL 1268 JVM_GetVersionInfo(JNIEnv* env, jvm_version_info* info, size_t info_size); 1269 1270 typedef struct { 1271 unsigned int jdk_version; /* Encoded $VNUM as specified by JEP-223 */ 1272 unsigned int patch_version : 8; /* JEP-223 patch version */ 1273 unsigned int reserved3 : 8; 1274 unsigned int reserved1 : 16; 1275 unsigned int reserved2; 1276 1277 /* The following bits represents new JDK supports that VM has dependency on. 1278 * VM implementation can use these bits to determine which JDK version 1279 * and support it has to maintain runtime compatibility. 1280 * 1281 * When a new bit is added in a minor or update release, make sure 1282 * the new bit is also added in the main/baseline. 1283 */ 1284 unsigned int thread_park_blocker : 1; 1285 unsigned int post_vm_init_hook_enabled : 1; 1286 unsigned int pending_list_uses_discovered_field : 1; 1287 unsigned int : 29; 1288 unsigned int : 32; 1289 unsigned int : 32; 1290 } jdk_version_info; 1291 1292 #define JDK_VERSION_MAJOR(version) ((version & 0xFF000000) >> 24) 1293 #define JDK_VERSION_MINOR(version) ((version & 0x00FF0000) >> 16) 1294 #define JDK_VERSION_SECURITY(version) ((version & 0x0000FF00) >> 8) 1295 #define JDK_VERSION_BUILD(version) ((version & 0x000000FF)) 1296 1297 /* 1298 * This is the function JDK_GetVersionInfo0 defined in libjava.so 1299 * that is dynamically looked up by JVM. 1300 */ 1301 typedef void (*jdk_version_info_fn_t)(jdk_version_info* info, size_t info_size); 1302 1303 /* 1304 * This structure is used by the launcher to get the default thread 1305 * stack size from the VM using JNI_GetDefaultJavaVMInitArgs() with a 1306 * version of 1.1. As it is not supported otherwise, it has been removed 1307 * from jni.h 1308 */ 1309 typedef struct JDK1_1InitArgs { 1310 jint version; 1311 1312 char **properties; 1313 jint checkSource; 1314 jint nativeStackSize; 1315 jint javaStackSize; 1316 jint minHeapSize; 1317 jint maxHeapSize; 1318 jint verifyMode; 1319 char *classpath; 1320 1321 jint (JNICALL *vfprintf)(FILE *fp, const char *format, va_list args); 1322 void (JNICALL *exit)(jint code); 1323 void (JNICALL *abort)(void); 1324 1325 jint enableClassGC; 1326 jint enableVerboseGC; 1327 jint disableAsyncGC; 1328 jint verbose; 1329 jboolean debugging; 1330 jint debugPort; 1331 } JDK1_1InitArgs; 1332 1333 1334 #ifdef __cplusplus 1335 } /* extern "C" */ 1336 1337 #endif /* __cplusplus */ 1338 1339 #endif /* !_JAVASOFT_JVM_H_ */