Mercurial > hg > truffle
annotate src/share/vm/prims/jvm.h @ 116:018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
Summary: Initial checkin of JSDT code
Reviewed-by: acorn, sbohne
| author | kamg |
|---|---|
| date | Thu, 17 Apr 2008 22:18:15 -0400 |
| parents | a61af66fc99e |
| children | d1605aabd0a1 d5ba4f8aa38a |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 2 * Copyright 1997-2007 Sun Microsystems, Inc. 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. | |
| 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 * | |
| 19 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, | |
| 20 * CA 95054 USA or visit www.sun.com if you need additional information or | |
| 21 * have any questions. | |
| 22 * | |
| 23 */ | |
| 24 | |
| 25 #ifndef _JAVASOFT_JVM_H_ | |
| 26 #define _JAVASOFT_JVM_H_ | |
| 27 | |
| 28 // HotSpot integration note: | |
| 29 // | |
| 30 // This file and jvm.h used with the JDK are identical, | |
| 31 // except for the three includes removed below and the | |
| 32 // SUPPORT_OLD_REFLECTION sections cut out of the JDK's jvm.h. | |
| 33 | |
| 34 // #include <sys/stat.h> | |
| 35 // #include "jni.h" | |
| 36 // #include "jvm_md.h" | |
| 37 | |
| 38 | |
| 39 #ifdef __cplusplus | |
| 40 extern "C" { | |
| 41 #endif | |
| 42 | |
| 43 /* | |
| 44 * This file contains additional functions exported from the VM. | |
| 45 * These functions are complementary to the standard JNI support. | |
| 46 * There are three parts to this file: | |
| 47 * | |
| 48 * First, this file contains the VM-related functions needed by native | |
| 49 * libraries in the standard Java API. For example, the java.lang.Object | |
| 50 * class needs VM-level functions that wait for and notify monitors. | |
| 51 * | |
| 52 * Second, this file contains the functions and constant definitions | |
| 53 * needed by the byte code verifier and class file format checker. | |
| 54 * These functions allow the verifier and format checker to be written | |
| 55 * in a VM-independent way. | |
| 56 * | |
| 57 * Third, this file contains various I/O and nerwork operations needed | |
| 58 * by the standard Java I/O and network APIs. | |
| 59 */ | |
| 60 | |
| 61 /* | |
| 62 * Bump the version number when either of the following happens: | |
| 63 * | |
| 64 * 1. There is a change in JVM_* functions. | |
| 65 * | |
| 66 * 2. There is a change in the contract between VM and Java classes. | |
| 67 * For example, if the VM relies on a new private field in Thread | |
| 68 * class. | |
| 69 */ | |
| 70 | |
| 71 #define JVM_INTERFACE_VERSION 4 | |
| 72 | |
| 73 | |
| 74 JNIEXPORT jint JNICALL | |
| 75 JVM_GetInterfaceVersion(void); | |
| 76 | |
| 77 /************************************************************************* | |
| 78 PART 1: Functions for Native Libraries | |
| 79 ************************************************************************/ | |
| 80 /* | |
| 81 * java.lang.Object | |
| 82 */ | |
| 83 JNIEXPORT jint JNICALL | |
| 84 JVM_IHashCode(JNIEnv *env, jobject obj); | |
| 85 | |
| 86 JNIEXPORT void JNICALL | |
| 87 JVM_MonitorWait(JNIEnv *env, jobject obj, jlong ms); | |
| 88 | |
| 89 JNIEXPORT void JNICALL | |
| 90 JVM_MonitorNotify(JNIEnv *env, jobject obj); | |
| 91 | |
| 92 JNIEXPORT void JNICALL | |
| 93 JVM_MonitorNotifyAll(JNIEnv *env, jobject obj); | |
| 94 | |
| 95 JNIEXPORT jobject JNICALL | |
| 96 JVM_Clone(JNIEnv *env, jobject obj); | |
| 97 | |
| 98 /* | |
| 99 * java.lang.String | |
| 100 */ | |
| 101 JNIEXPORT jstring JNICALL | |
| 102 JVM_InternString(JNIEnv *env, jstring str); | |
| 103 | |
| 104 /* | |
| 105 * java.lang.System | |
| 106 */ | |
| 107 JNIEXPORT jlong JNICALL | |
| 108 JVM_CurrentTimeMillis(JNIEnv *env, jclass ignored); | |
| 109 | |
| 110 JNIEXPORT jlong JNICALL | |
| 111 JVM_NanoTime(JNIEnv *env, jclass ignored); | |
| 112 | |
| 113 JNIEXPORT void JNICALL | |
| 114 JVM_ArrayCopy(JNIEnv *env, jclass ignored, jobject src, jint src_pos, | |
| 115 jobject dst, jint dst_pos, jint length); | |
| 116 | |
| 117 JNIEXPORT jobject JNICALL | |
| 118 JVM_InitProperties(JNIEnv *env, jobject p); | |
| 119 | |
| 120 /* | |
| 121 * java.io.File | |
| 122 */ | |
| 123 JNIEXPORT void JNICALL | |
| 124 JVM_OnExit(void (*func)(void)); | |
| 125 | |
| 126 /* | |
| 127 * java.lang.Runtime | |
| 128 */ | |
| 129 JNIEXPORT void JNICALL | |
| 130 JVM_Exit(jint code); | |
| 131 | |
| 132 JNIEXPORT void JNICALL | |
| 133 JVM_Halt(jint code); | |
| 134 | |
| 135 JNIEXPORT void JNICALL | |
| 136 JVM_GC(void); | |
| 137 | |
| 138 /* Returns the number of real-time milliseconds that have elapsed since the | |
| 139 * least-recently-inspected heap object was last inspected by the garbage | |
| 140 * collector. | |
| 141 * | |
| 142 * For simple stop-the-world collectors this value is just the time | |
| 143 * since the most recent collection. For generational collectors it is the | |
| 144 * time since the oldest generation was most recently collected. Other | |
| 145 * collectors are free to return a pessimistic estimate of the elapsed time, or | |
| 146 * simply the time since the last full collection was performed. | |
| 147 * | |
| 148 * Note that in the presence of reference objects, a given object that is no | |
| 149 * longer strongly reachable may have to be inspected multiple times before it | |
| 150 * can be reclaimed. | |
| 151 */ | |
| 152 JNIEXPORT jlong JNICALL | |
| 153 JVM_MaxObjectInspectionAge(void); | |
| 154 | |
| 155 JNIEXPORT void JNICALL | |
| 156 JVM_TraceInstructions(jboolean on); | |
| 157 | |
| 158 JNIEXPORT void JNICALL | |
| 159 JVM_TraceMethodCalls(jboolean on); | |
| 160 | |
| 161 JNIEXPORT jlong JNICALL | |
| 162 JVM_TotalMemory(void); | |
| 163 | |
| 164 JNIEXPORT jlong JNICALL | |
| 165 JVM_FreeMemory(void); | |
| 166 | |
| 167 JNIEXPORT jlong JNICALL | |
| 168 JVM_MaxMemory(void); | |
| 169 | |
| 170 JNIEXPORT jint JNICALL | |
| 171 JVM_ActiveProcessorCount(void); | |
| 172 | |
| 173 JNIEXPORT void * JNICALL | |
| 174 JVM_LoadLibrary(const char *name); | |
| 175 | |
| 176 JNIEXPORT void JNICALL | |
| 177 JVM_UnloadLibrary(void * handle); | |
| 178 | |
| 179 JNIEXPORT void * JNICALL | |
| 180 JVM_FindLibraryEntry(void *handle, const char *name); | |
| 181 | |
| 182 JNIEXPORT jboolean JNICALL | |
| 183 JVM_IsSupportedJNIVersion(jint version); | |
| 184 | |
| 185 /* | |
| 186 * java.lang.Float and java.lang.Double | |
| 187 */ | |
| 188 JNIEXPORT jboolean JNICALL | |
| 189 JVM_IsNaN(jdouble d); | |
| 190 | |
| 191 /* | |
| 192 * java.lang.Throwable | |
| 193 */ | |
| 194 JNIEXPORT void JNICALL | |
| 195 JVM_FillInStackTrace(JNIEnv *env, jobject throwable); | |
| 196 | |
| 197 JNIEXPORT void JNICALL | |
| 198 JVM_PrintStackTrace(JNIEnv *env, jobject throwable, jobject printable); | |
| 199 | |
| 200 JNIEXPORT jint JNICALL | |
| 201 JVM_GetStackTraceDepth(JNIEnv *env, jobject throwable); | |
| 202 | |
| 203 JNIEXPORT jobject JNICALL | |
| 204 JVM_GetStackTraceElement(JNIEnv *env, jobject throwable, jint index); | |
| 205 | |
| 206 /* | |
| 207 * java.lang.Compiler | |
| 208 */ | |
| 209 JNIEXPORT void JNICALL | |
| 210 JVM_InitializeCompiler (JNIEnv *env, jclass compCls); | |
| 211 | |
| 212 JNIEXPORT jboolean JNICALL | |
| 213 JVM_IsSilentCompiler(JNIEnv *env, jclass compCls); | |
| 214 | |
| 215 JNIEXPORT jboolean JNICALL | |
| 216 JVM_CompileClass(JNIEnv *env, jclass compCls, jclass cls); | |
| 217 | |
| 218 JNIEXPORT jboolean JNICALL | |
| 219 JVM_CompileClasses(JNIEnv *env, jclass cls, jstring jname); | |
| 220 | |
| 221 JNIEXPORT jobject JNICALL | |
| 222 JVM_CompilerCommand(JNIEnv *env, jclass compCls, jobject arg); | |
| 223 | |
| 224 JNIEXPORT void JNICALL | |
| 225 JVM_EnableCompiler(JNIEnv *env, jclass compCls); | |
| 226 | |
| 227 JNIEXPORT void JNICALL | |
| 228 JVM_DisableCompiler(JNIEnv *env, jclass compCls); | |
| 229 | |
| 230 /* | |
| 231 * java.lang.Thread | |
| 232 */ | |
| 233 JNIEXPORT void JNICALL | |
| 234 JVM_StartThread(JNIEnv *env, jobject thread); | |
| 235 | |
| 236 JNIEXPORT void JNICALL | |
| 237 JVM_StopThread(JNIEnv *env, jobject thread, jobject exception); | |
| 238 | |
| 239 JNIEXPORT jboolean JNICALL | |
| 240 JVM_IsThreadAlive(JNIEnv *env, jobject thread); | |
| 241 | |
| 242 JNIEXPORT void JNICALL | |
| 243 JVM_SuspendThread(JNIEnv *env, jobject thread); | |
| 244 | |
| 245 JNIEXPORT void JNICALL | |
| 246 JVM_ResumeThread(JNIEnv *env, jobject thread); | |
| 247 | |
| 248 JNIEXPORT void JNICALL | |
| 249 JVM_SetThreadPriority(JNIEnv *env, jobject thread, jint prio); | |
| 250 | |
| 251 JNIEXPORT void JNICALL | |
| 252 JVM_Yield(JNIEnv *env, jclass threadClass); | |
| 253 | |
| 254 JNIEXPORT void JNICALL | |
| 255 JVM_Sleep(JNIEnv *env, jclass threadClass, jlong millis); | |
| 256 | |
| 257 JNIEXPORT jobject JNICALL | |
| 258 JVM_CurrentThread(JNIEnv *env, jclass threadClass); | |
| 259 | |
| 260 JNIEXPORT jint JNICALL | |
| 261 JVM_CountStackFrames(JNIEnv *env, jobject thread); | |
| 262 | |
| 263 JNIEXPORT void JNICALL | |
| 264 JVM_Interrupt(JNIEnv *env, jobject thread); | |
| 265 | |
| 266 JNIEXPORT jboolean JNICALL | |
| 267 JVM_IsInterrupted(JNIEnv *env, jobject thread, jboolean clearInterrupted); | |
| 268 | |
| 269 JNIEXPORT jboolean JNICALL | |
| 270 JVM_HoldsLock(JNIEnv *env, jclass threadClass, jobject obj); | |
| 271 | |
| 272 JNIEXPORT void JNICALL | |
| 273 JVM_DumpAllStacks(JNIEnv *env, jclass unused); | |
| 274 | |
| 275 JNIEXPORT jobjectArray JNICALL | |
| 276 JVM_GetAllThreads(JNIEnv *env, jclass dummy); | |
| 277 | |
| 278 /* getStackTrace() and getAllStackTraces() method */ | |
| 279 JNIEXPORT jobjectArray JNICALL | |
| 280 JVM_DumpThreads(JNIEnv *env, jclass threadClass, jobjectArray threads); | |
| 281 | |
| 282 /* | |
| 283 * java.lang.SecurityManager | |
| 284 */ | |
| 285 JNIEXPORT jclass JNICALL | |
| 286 JVM_CurrentLoadedClass(JNIEnv *env); | |
| 287 | |
| 288 JNIEXPORT jobject JNICALL | |
| 289 JVM_CurrentClassLoader(JNIEnv *env); | |
| 290 | |
| 291 JNIEXPORT jobjectArray JNICALL | |
| 292 JVM_GetClassContext(JNIEnv *env); | |
| 293 | |
| 294 JNIEXPORT jint JNICALL | |
| 295 JVM_ClassDepth(JNIEnv *env, jstring name); | |
| 296 | |
| 297 JNIEXPORT jint JNICALL | |
| 298 JVM_ClassLoaderDepth(JNIEnv *env); | |
| 299 | |
| 300 /* | |
| 301 * java.lang.Package | |
| 302 */ | |
| 303 JNIEXPORT jstring JNICALL | |
| 304 JVM_GetSystemPackage(JNIEnv *env, jstring name); | |
| 305 | |
| 306 JNIEXPORT jobjectArray JNICALL | |
| 307 JVM_GetSystemPackages(JNIEnv *env); | |
| 308 | |
| 309 /* | |
| 310 * java.io.ObjectInputStream | |
| 311 */ | |
| 312 JNIEXPORT jobject JNICALL | |
| 313 JVM_AllocateNewObject(JNIEnv *env, jobject obj, jclass currClass, | |
| 314 jclass initClass); | |
| 315 | |
| 316 JNIEXPORT jobject JNICALL | |
| 317 JVM_AllocateNewArray(JNIEnv *env, jobject obj, jclass currClass, | |
| 318 jint length); | |
| 319 | |
| 320 JNIEXPORT jobject JNICALL | |
| 321 JVM_LatestUserDefinedLoader(JNIEnv *env); | |
| 322 | |
| 323 /* | |
| 324 * This function has been deprecated and should not be considered | |
| 325 * part of the specified JVM interface. | |
| 326 */ | |
| 327 JNIEXPORT jclass JNICALL | |
| 328 JVM_LoadClass0(JNIEnv *env, jobject obj, jclass currClass, | |
| 329 jstring currClassName); | |
| 330 | |
| 331 /* | |
| 332 * java.lang.reflect.Array | |
| 333 */ | |
| 334 JNIEXPORT jint JNICALL | |
| 335 JVM_GetArrayLength(JNIEnv *env, jobject arr); | |
| 336 | |
| 337 JNIEXPORT jobject JNICALL | |
| 338 JVM_GetArrayElement(JNIEnv *env, jobject arr, jint index); | |
| 339 | |
| 340 JNIEXPORT jvalue JNICALL | |
| 341 JVM_GetPrimitiveArrayElement(JNIEnv *env, jobject arr, jint index, jint wCode); | |
| 342 | |
| 343 JNIEXPORT void JNICALL | |
| 344 JVM_SetArrayElement(JNIEnv *env, jobject arr, jint index, jobject val); | |
| 345 | |
| 346 JNIEXPORT void JNICALL | |
| 347 JVM_SetPrimitiveArrayElement(JNIEnv *env, jobject arr, jint index, jvalue v, | |
| 348 unsigned char vCode); | |
| 349 | |
| 350 JNIEXPORT jobject JNICALL | |
| 351 JVM_NewArray(JNIEnv *env, jclass eltClass, jint length); | |
| 352 | |
| 353 JNIEXPORT jobject JNICALL | |
| 354 JVM_NewMultiArray(JNIEnv *env, jclass eltClass, jintArray dim); | |
| 355 | |
| 356 /* | |
| 357 * java.lang.Class and java.lang.ClassLoader | |
| 358 */ | |
| 359 /* | |
| 360 * Returns the class in which the code invoking the native method | |
| 361 * belongs. | |
| 362 * | |
| 363 * Note that in JDK 1.1, native methods did not create a frame. | |
| 364 * In 1.2, they do. Therefore native methods like Class.forName | |
| 365 * can no longer look at the current frame for the caller class. | |
| 366 */ | |
| 367 JNIEXPORT jclass JNICALL | |
| 368 JVM_GetCallerClass(JNIEnv *env, int n); | |
| 369 | |
| 370 /* | |
| 371 * Find primitive classes | |
| 372 * utf: class name | |
| 373 */ | |
| 374 JNIEXPORT jclass JNICALL | |
| 375 JVM_FindPrimitiveClass(JNIEnv *env, const char *utf); | |
| 376 | |
| 377 /* | |
| 378 * Link the class | |
| 379 */ | |
| 380 JNIEXPORT void JNICALL | |
| 381 JVM_ResolveClass(JNIEnv *env, jclass cls); | |
| 382 | |
| 383 /* | |
| 384 * Find a class from a given class loader. Throw ClassNotFoundException | |
| 385 * or NoClassDefFoundError depending on the value of the last | |
| 386 * argument. | |
| 387 */ | |
| 388 JNIEXPORT jclass JNICALL | |
| 389 JVM_FindClassFromClassLoader(JNIEnv *env, const char *name, jboolean init, | |
| 390 jobject loader, jboolean throwError); | |
| 391 | |
| 392 /* | |
| 393 * Find a class from a given class. | |
| 394 */ | |
| 395 JNIEXPORT jclass JNICALL | |
| 396 JVM_FindClassFromClass(JNIEnv *env, const char *name, jboolean init, | |
| 397 jclass from); | |
| 398 | |
| 399 /* Find a loaded class cached by the VM */ | |
| 400 JNIEXPORT jclass JNICALL | |
| 401 JVM_FindLoadedClass(JNIEnv *env, jobject loader, jstring name); | |
| 402 | |
| 403 /* Define a class */ | |
| 404 JNIEXPORT jclass JNICALL | |
| 405 JVM_DefineClass(JNIEnv *env, const char *name, jobject loader, const jbyte *buf, | |
| 406 jsize len, jobject pd); | |
| 407 | |
| 408 /* Define a class with a source (added in JDK1.5) */ | |
| 409 JNIEXPORT jclass JNICALL | |
| 410 JVM_DefineClassWithSource(JNIEnv *env, const char *name, jobject loader, | |
| 411 const jbyte *buf, jsize len, jobject pd, | |
| 412 const char *source); | |
| 413 | |
| 414 /* | |
| 415 * Reflection support functions | |
| 416 */ | |
| 417 | |
| 418 JNIEXPORT jstring JNICALL | |
| 419 JVM_GetClassName(JNIEnv *env, jclass cls); | |
| 420 | |
| 421 JNIEXPORT jobjectArray JNICALL | |
| 422 JVM_GetClassInterfaces(JNIEnv *env, jclass cls); | |
| 423 | |
| 424 JNIEXPORT jobject JNICALL | |
| 425 JVM_GetClassLoader(JNIEnv *env, jclass cls); | |
| 426 | |
| 427 JNIEXPORT jboolean JNICALL | |
| 428 JVM_IsInterface(JNIEnv *env, jclass cls); | |
| 429 | |
| 430 JNIEXPORT jobjectArray JNICALL | |
| 431 JVM_GetClassSigners(JNIEnv *env, jclass cls); | |
| 432 | |
| 433 JNIEXPORT void JNICALL | |
| 434 JVM_SetClassSigners(JNIEnv *env, jclass cls, jobjectArray signers); | |
| 435 | |
| 436 JNIEXPORT jobject JNICALL | |
| 437 JVM_GetProtectionDomain(JNIEnv *env, jclass cls); | |
| 438 | |
| 439 JNIEXPORT void JNICALL | |
| 440 JVM_SetProtectionDomain(JNIEnv *env, jclass cls, jobject protection_domain); | |
| 441 | |
| 442 JNIEXPORT jboolean JNICALL | |
| 443 JVM_IsArrayClass(JNIEnv *env, jclass cls); | |
| 444 | |
| 445 JNIEXPORT jboolean JNICALL | |
| 446 JVM_IsPrimitiveClass(JNIEnv *env, jclass cls); | |
| 447 | |
| 448 JNIEXPORT jclass JNICALL | |
| 449 JVM_GetComponentType(JNIEnv *env, jclass cls); | |
| 450 | |
| 451 JNIEXPORT jint JNICALL | |
| 452 JVM_GetClassModifiers(JNIEnv *env, jclass cls); | |
| 453 | |
| 454 JNIEXPORT jobjectArray JNICALL | |
| 455 JVM_GetDeclaredClasses(JNIEnv *env, jclass ofClass); | |
| 456 | |
| 457 JNIEXPORT jclass JNICALL | |
| 458 JVM_GetDeclaringClass(JNIEnv *env, jclass ofClass); | |
| 459 | |
| 460 /* Generics support (JDK 1.5) */ | |
| 461 JNIEXPORT jstring JNICALL | |
| 462 JVM_GetClassSignature(JNIEnv *env, jclass cls); | |
| 463 | |
| 464 /* Annotations support (JDK 1.5) */ | |
| 465 JNIEXPORT jbyteArray JNICALL | |
| 466 JVM_GetClassAnnotations(JNIEnv *env, jclass cls); | |
| 467 | |
| 468 /* Annotations support (JDK 1.6) */ | |
| 469 | |
| 470 // field is a handle to a java.lang.reflect.Field object | |
| 471 JNIEXPORT jbyteArray JNICALL | |
| 472 JVM_GetFieldAnnotations(JNIEnv *env, jobject field); | |
| 473 | |
| 474 // method is a handle to a java.lang.reflect.Method object | |
| 475 JNIEXPORT jbyteArray JNICALL | |
| 476 JVM_GetMethodAnnotations(JNIEnv *env, jobject method); | |
| 477 | |
| 478 // method is a handle to a java.lang.reflect.Method object | |
| 479 JNIEXPORT jbyteArray JNICALL | |
| 480 JVM_GetMethodDefaultAnnotationValue(JNIEnv *env, jobject method); | |
| 481 | |
| 482 // method is a handle to a java.lang.reflect.Method object | |
| 483 JNIEXPORT jbyteArray JNICALL | |
| 484 JVM_GetMethodParameterAnnotations(JNIEnv *env, jobject method); | |
| 485 | |
| 486 | |
| 487 /* | |
| 488 * New (JDK 1.4) reflection implementation | |
| 489 */ | |
| 490 | |
| 491 JNIEXPORT jobjectArray JNICALL | |
| 492 JVM_GetClassDeclaredMethods(JNIEnv *env, jclass ofClass, jboolean publicOnly); | |
| 493 | |
| 494 JNIEXPORT jobjectArray JNICALL | |
| 495 JVM_GetClassDeclaredFields(JNIEnv *env, jclass ofClass, jboolean publicOnly); | |
| 496 | |
| 497 JNIEXPORT jobjectArray JNICALL | |
| 498 JVM_GetClassDeclaredConstructors(JNIEnv *env, jclass ofClass, jboolean publicOnly); | |
| 499 | |
| 500 /* Differs from JVM_GetClassModifiers in treatment of inner classes. | |
| 501 This returns the access flags for the class as specified in the | |
| 502 class file rather than searching the InnerClasses attribute (if | |
| 503 present) to find the source-level access flags. Only the values of | |
| 504 the low 13 bits (i.e., a mask of 0x1FFF) are guaranteed to be | |
| 505 valid. */ | |
| 506 JNIEXPORT jint JNICALL | |
| 507 JVM_GetClassAccessFlags(JNIEnv *env, jclass cls); | |
| 508 | |
| 509 /* | |
| 510 * Constant pool access; currently used to implement reflective access to annotations (JDK 1.5) | |
| 511 */ | |
| 512 | |
| 513 JNIEXPORT jobject JNICALL | |
| 514 JVM_GetClassConstantPool(JNIEnv *env, jclass cls); | |
| 515 | |
| 516 JNIEXPORT jint JNICALL JVM_ConstantPoolGetSize | |
| 517 (JNIEnv *env, jobject unused, jobject jcpool); | |
| 518 | |
| 519 JNIEXPORT jclass JNICALL JVM_ConstantPoolGetClassAt | |
| 520 (JNIEnv *env, jobject unused, jobject jcpool, jint index); | |
| 521 | |
| 522 JNIEXPORT jclass JNICALL JVM_ConstantPoolGetClassAtIfLoaded | |
| 523 (JNIEnv *env, jobject unused, jobject jcpool, jint index); | |
| 524 | |
| 525 JNIEXPORT jobject JNICALL JVM_ConstantPoolGetMethodAt | |
| 526 (JNIEnv *env, jobject unused, jobject jcpool, jint index); | |
| 527 | |
| 528 JNIEXPORT jobject JNICALL JVM_ConstantPoolGetMethodAtIfLoaded | |
| 529 (JNIEnv *env, jobject unused, jobject jcpool, jint index); | |
| 530 | |
| 531 JNIEXPORT jobject JNICALL JVM_ConstantPoolGetFieldAt | |
| 532 (JNIEnv *env, jobject unused, jobject jcpool, jint index); | |
| 533 | |
| 534 JNIEXPORT jobject JNICALL JVM_ConstantPoolGetFieldAtIfLoaded | |
| 535 (JNIEnv *env, jobject unused, jobject jcpool, jint index); | |
| 536 | |
| 537 JNIEXPORT jobjectArray JNICALL JVM_ConstantPoolGetMemberRefInfoAt | |
| 538 (JNIEnv *env, jobject unused, jobject jcpool, jint index); | |
| 539 | |
| 540 JNIEXPORT jint JNICALL JVM_ConstantPoolGetIntAt | |
| 541 (JNIEnv *env, jobject unused, jobject jcpool, jint index); | |
| 542 | |
| 543 JNIEXPORT jlong JNICALL JVM_ConstantPoolGetLongAt | |
| 544 (JNIEnv *env, jobject unused, jobject jcpool, jint index); | |
| 545 | |
| 546 JNIEXPORT jfloat JNICALL JVM_ConstantPoolGetFloatAt | |
| 547 (JNIEnv *env, jobject unused, jobject jcpool, jint index); | |
| 548 | |
| 549 JNIEXPORT jdouble JNICALL JVM_ConstantPoolGetDoubleAt | |
| 550 (JNIEnv *env, jobject unused, jobject jcpool, jint index); | |
| 551 | |
| 552 JNIEXPORT jstring JNICALL JVM_ConstantPoolGetStringAt | |
| 553 (JNIEnv *env, jobject unused, jobject jcpool, jint index); | |
| 554 | |
| 555 JNIEXPORT jstring JNICALL JVM_ConstantPoolGetUTF8At | |
| 556 (JNIEnv *env, jobject unused, jobject jcpool, jint index); | |
| 557 | |
| 558 /* | |
| 559 * java.security.* | |
| 560 */ | |
| 561 | |
| 562 JNIEXPORT jobject JNICALL | |
| 563 JVM_DoPrivileged(JNIEnv *env, jclass cls, | |
| 564 jobject action, jobject context, jboolean wrapException); | |
| 565 | |
| 566 JNIEXPORT jobject JNICALL | |
| 567 JVM_GetInheritedAccessControlContext(JNIEnv *env, jclass cls); | |
| 568 | |
| 569 JNIEXPORT jobject JNICALL | |
| 570 JVM_GetStackAccessControlContext(JNIEnv *env, jclass cls); | |
| 571 | |
| 572 /* | |
| 573 * Signal support, used to implement the shutdown sequence. Every VM must | |
| 574 * support JVM_SIGINT and JVM_SIGTERM, raising the former for user interrupts | |
| 575 * (^C) and the latter for external termination (kill, system shutdown, etc.). | |
| 576 * Other platform-dependent signal values may also be supported. | |
| 577 */ | |
| 578 | |
| 579 JNIEXPORT void * JNICALL | |
| 580 JVM_RegisterSignal(jint sig, void *handler); | |
| 581 | |
| 582 JNIEXPORT jboolean JNICALL | |
| 583 JVM_RaiseSignal(jint sig); | |
| 584 | |
| 585 JNIEXPORT jint JNICALL | |
| 586 JVM_FindSignal(const char *name); | |
| 587 | |
| 588 /* | |
| 589 * Retrieve the assertion directives for the specified class. | |
| 590 */ | |
| 591 JNIEXPORT jboolean JNICALL | |
| 592 JVM_DesiredAssertionStatus(JNIEnv *env, jclass unused, jclass cls); | |
| 593 | |
| 594 /* | |
| 595 * Retrieve the assertion directives from the VM. | |
| 596 */ | |
| 597 JNIEXPORT jobject JNICALL | |
| 598 JVM_AssertionStatusDirectives(JNIEnv *env, jclass unused); | |
| 599 | |
| 600 /* | |
| 601 * sun.misc.AtomicLong | |
| 602 */ | |
| 603 JNIEXPORT jboolean JNICALL | |
| 604 JVM_SupportsCX8(void); | |
| 605 | |
| 606 JNIEXPORT jboolean JNICALL | |
| 607 JVM_CX8Field(JNIEnv *env, jobject obj, jfieldID fldID, jlong oldVal, jlong newVal); | |
| 608 | |
|
116
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
609 /* |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
610 * com.sun.dtrace.jsdt support |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
611 */ |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
612 |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
613 #define JVM_TRACING_DTRACE_VERSION 1 |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
614 |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
615 /* |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
616 * Structure to pass one probe description to JVM. |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
617 * |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
618 * The VM will overwrite the definition of the referenced method with |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
619 * code that will fire the probe. |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
620 */ |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
621 typedef struct { |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
622 jmethodID method; |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
623 jstring function; |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
624 jstring name; |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
625 void* reserved[4]; // for future use |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
626 } JVM_DTraceProbe; |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
627 |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
628 /** |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
629 * Encapsulates the stability ratings for a DTrace provider field |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
630 */ |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
631 typedef struct { |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
632 jint nameStability; |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
633 jint dataStability; |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
634 jint dependencyClass; |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
635 } JVM_DTraceInterfaceAttributes; |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
636 |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
637 /* |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
638 * Structure to pass one provider description to JVM |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
639 */ |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
640 typedef struct { |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
641 jstring name; |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
642 JVM_DTraceProbe* probes; |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
643 jint probe_count; |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
644 JVM_DTraceInterfaceAttributes providerAttributes; |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
645 JVM_DTraceInterfaceAttributes moduleAttributes; |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
646 JVM_DTraceInterfaceAttributes functionAttributes; |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
647 JVM_DTraceInterfaceAttributes nameAttributes; |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
648 JVM_DTraceInterfaceAttributes argsAttributes; |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
649 void* reserved[4]; // for future use |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
650 } JVM_DTraceProvider; |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
651 |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
652 /* |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
653 * Get the version number the JVM was built with |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
654 */ |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
655 JNIEXPORT jint JNICALL |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
656 JVM_DTraceGetVersion(JNIEnv* env); |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
657 |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
658 /* |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
659 * Register new probe with given signature, return global handle |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
660 * |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
661 * The version passed in is the version that the library code was |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
662 * built with. |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
663 */ |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
664 JNIEXPORT jlong JNICALL |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
665 JVM_DTraceActivate(JNIEnv* env, jint version, jstring module_name, |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
666 jint providers_count, JVM_DTraceProvider* providers); |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
667 |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
668 /* |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
669 * Check JSDT probe |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
670 */ |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
671 JNIEXPORT jboolean JNICALL |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
672 JVM_DTraceIsProbeEnabled(JNIEnv* env, jmethodID method); |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
673 |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
674 /* |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
675 * Destroy custom DOF |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
676 */ |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
677 JNIEXPORT void JNICALL |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
678 JVM_DTraceDispose(JNIEnv* env, jlong handle); |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
679 |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
680 /* |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
681 * Check to see if DTrace is supported by OS |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
682 */ |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
683 JNIEXPORT jboolean JNICALL |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
684 JVM_DTraceIsSupported(JNIEnv* env); |
|
018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes
kamg
parents:
0
diff
changeset
|
685 |
| 0 | 686 /************************************************************************* |
| 687 PART 2: Support for the Verifier and Class File Format Checker | |
| 688 ************************************************************************/ | |
| 689 /* | |
| 690 * Return the class name in UTF format. The result is valid | |
| 691 * until JVM_ReleaseUTf is called. | |
| 692 * | |
| 693 * The caller must treat the string as a constant and not modify it | |
| 694 * in any way. | |
| 695 */ | |
| 696 JNIEXPORT const char * JNICALL | |
| 697 JVM_GetClassNameUTF(JNIEnv *env, jclass cb); | |
| 698 | |
| 699 /* | |
| 700 * Returns the constant pool types in the buffer provided by "types." | |
| 701 */ | |
| 702 JNIEXPORT void JNICALL | |
| 703 JVM_GetClassCPTypes(JNIEnv *env, jclass cb, unsigned char *types); | |
| 704 | |
| 705 /* | |
| 706 * Returns the number of Constant Pool entries. | |
| 707 */ | |
| 708 JNIEXPORT jint JNICALL | |
| 709 JVM_GetClassCPEntriesCount(JNIEnv *env, jclass cb); | |
| 710 | |
| 711 /* | |
| 712 * Returns the number of *declared* fields or methods. | |
| 713 */ | |
| 714 JNIEXPORT jint JNICALL | |
| 715 JVM_GetClassFieldsCount(JNIEnv *env, jclass cb); | |
| 716 | |
| 717 JNIEXPORT jint JNICALL | |
| 718 JVM_GetClassMethodsCount(JNIEnv *env, jclass cb); | |
| 719 | |
| 720 /* | |
| 721 * Returns the CP indexes of exceptions raised by a given method. | |
| 722 * Places the result in the given buffer. | |
| 723 * | |
| 724 * The method is identified by method_index. | |
| 725 */ | |
| 726 JNIEXPORT void JNICALL | |
| 727 JVM_GetMethodIxExceptionIndexes(JNIEnv *env, jclass cb, jint method_index, | |
| 728 unsigned short *exceptions); | |
| 729 /* | |
| 730 * Returns the number of exceptions raised by a given method. | |
| 731 * The method is identified by method_index. | |
| 732 */ | |
| 733 JNIEXPORT jint JNICALL | |
| 734 JVM_GetMethodIxExceptionsCount(JNIEnv *env, jclass cb, jint method_index); | |
| 735 | |
| 736 /* | |
| 737 * Returns the byte code sequence of a given method. | |
| 738 * Places the result in the given buffer. | |
| 739 * | |
| 740 * The method is identified by method_index. | |
| 741 */ | |
| 742 JNIEXPORT void JNICALL | |
| 743 JVM_GetMethodIxByteCode(JNIEnv *env, jclass cb, jint method_index, | |
| 744 unsigned char *code); | |
| 745 | |
| 746 /* | |
| 747 * Returns the length of the byte code sequence of a given method. | |
| 748 * The method is identified by method_index. | |
| 749 */ | |
| 750 JNIEXPORT jint JNICALL | |
| 751 JVM_GetMethodIxByteCodeLength(JNIEnv *env, jclass cb, jint method_index); | |
| 752 | |
| 753 /* | |
| 754 * A structure used to a capture exception table entry in a Java method. | |
| 755 */ | |
| 756 typedef struct { | |
| 757 jint start_pc; | |
| 758 jint end_pc; | |
| 759 jint handler_pc; | |
| 760 jint catchType; | |
| 761 } JVM_ExceptionTableEntryType; | |
| 762 | |
| 763 /* | |
| 764 * Returns the exception table entry at entry_index of a given method. | |
| 765 * Places the result in the given buffer. | |
| 766 * | |
| 767 * The method is identified by method_index. | |
| 768 */ | |
| 769 JNIEXPORT void JNICALL | |
| 770 JVM_GetMethodIxExceptionTableEntry(JNIEnv *env, jclass cb, jint method_index, | |
| 771 jint entry_index, | |
| 772 JVM_ExceptionTableEntryType *entry); | |
| 773 | |
| 774 /* | |
| 775 * Returns the length of the exception table of a given method. | |
| 776 * The method is identified by method_index. | |
| 777 */ | |
| 778 JNIEXPORT jint JNICALL | |
| 779 JVM_GetMethodIxExceptionTableLength(JNIEnv *env, jclass cb, int index); | |
| 780 | |
| 781 /* | |
| 782 * Returns the modifiers of a given field. | |
| 783 * The field is identified by field_index. | |
| 784 */ | |
| 785 JNIEXPORT jint JNICALL | |
| 786 JVM_GetFieldIxModifiers(JNIEnv *env, jclass cb, int index); | |
| 787 | |
| 788 /* | |
| 789 * Returns the modifiers of a given method. | |
| 790 * The method is identified by method_index. | |
| 791 */ | |
| 792 JNIEXPORT jint JNICALL | |
| 793 JVM_GetMethodIxModifiers(JNIEnv *env, jclass cb, int index); | |
| 794 | |
| 795 /* | |
| 796 * Returns the number of local variables of a given method. | |
| 797 * The method is identified by method_index. | |
| 798 */ | |
| 799 JNIEXPORT jint JNICALL | |
| 800 JVM_GetMethodIxLocalsCount(JNIEnv *env, jclass cb, int index); | |
| 801 | |
| 802 /* | |
| 803 * Returns the number of arguments (including this pointer) of a given method. | |
| 804 * The method is identified by method_index. | |
| 805 */ | |
| 806 JNIEXPORT jint JNICALL | |
| 807 JVM_GetMethodIxArgsSize(JNIEnv *env, jclass cb, int index); | |
| 808 | |
| 809 /* | |
| 810 * Returns the maximum amount of stack (in words) used by a given method. | |
| 811 * The method is identified by method_index. | |
| 812 */ | |
| 813 JNIEXPORT jint JNICALL | |
| 814 JVM_GetMethodIxMaxStack(JNIEnv *env, jclass cb, int index); | |
| 815 | |
| 816 /* | |
| 817 * Is a given method a constructor. | |
| 818 * The method is identified by method_index. | |
| 819 */ | |
| 820 JNIEXPORT jboolean JNICALL | |
| 821 JVM_IsConstructorIx(JNIEnv *env, jclass cb, int index); | |
| 822 | |
| 823 /* | |
| 824 * Returns the name of a given method in UTF format. | |
| 825 * The result remains valid until JVM_ReleaseUTF is called. | |
| 826 * | |
| 827 * The caller must treat the string as a constant and not modify it | |
| 828 * in any way. | |
| 829 */ | |
| 830 JNIEXPORT const char * JNICALL | |
| 831 JVM_GetMethodIxNameUTF(JNIEnv *env, jclass cb, jint index); | |
| 832 | |
| 833 /* | |
| 834 * Returns the signature of a given method in UTF format. | |
| 835 * The result remains valid until JVM_ReleaseUTF is called. | |
| 836 * | |
| 837 * The caller must treat the string as a constant and not modify it | |
| 838 * in any way. | |
| 839 */ | |
| 840 JNIEXPORT const char * JNICALL | |
| 841 JVM_GetMethodIxSignatureUTF(JNIEnv *env, jclass cb, jint index); | |
| 842 | |
| 843 /* | |
| 844 * Returns the name of the field refered to at a given constant pool | |
| 845 * index. | |
| 846 * | |
| 847 * The result is in UTF format and remains valid until JVM_ReleaseUTF | |
| 848 * is called. | |
| 849 * | |
| 850 * The caller must treat the string as a constant and not modify it | |
| 851 * in any way. | |
| 852 */ | |
| 853 JNIEXPORT const char * JNICALL | |
| 854 JVM_GetCPFieldNameUTF(JNIEnv *env, jclass cb, jint index); | |
| 855 | |
| 856 /* | |
| 857 * Returns the name of the method refered to at a given constant pool | |
| 858 * index. | |
| 859 * | |
| 860 * The result is in UTF format and remains valid until JVM_ReleaseUTF | |
| 861 * is called. | |
| 862 * | |
| 863 * The caller must treat the string as a constant and not modify it | |
| 864 * in any way. | |
| 865 */ | |
| 866 JNIEXPORT const char * JNICALL | |
| 867 JVM_GetCPMethodNameUTF(JNIEnv *env, jclass cb, jint index); | |
| 868 | |
| 869 /* | |
| 870 * Returns the signature of the method refered to at a given constant pool | |
| 871 * index. | |
| 872 * | |
| 873 * The result is in UTF format and remains valid until JVM_ReleaseUTF | |
| 874 * is called. | |
| 875 * | |
| 876 * The caller must treat the string as a constant and not modify it | |
| 877 * in any way. | |
| 878 */ | |
| 879 JNIEXPORT const char * JNICALL | |
| 880 JVM_GetCPMethodSignatureUTF(JNIEnv *env, jclass cb, jint index); | |
| 881 | |
| 882 /* | |
| 883 * Returns the signature of the field refered to at a given constant pool | |
| 884 * index. | |
| 885 * | |
| 886 * The result is in UTF format and remains valid until JVM_ReleaseUTF | |
| 887 * 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_GetCPFieldSignatureUTF(JNIEnv *env, jclass cb, jint index); | |
| 894 | |
| 895 /* | |
| 896 * Returns the class name refered to at a given constant pool index. | |
| 897 * | |
| 898 * The result is in UTF format and remains valid until JVM_ReleaseUTF | |
| 899 * is called. | |
| 900 * | |
| 901 * The caller must treat the string as a constant and not modify it | |
| 902 * in any way. | |
| 903 */ | |
| 904 JNIEXPORT const char * JNICALL | |
| 905 JVM_GetCPClassNameUTF(JNIEnv *env, jclass cb, jint index); | |
| 906 | |
| 907 /* | |
| 908 * Returns the class name refered to at a given constant pool index. | |
| 909 * | |
| 910 * The constant pool entry must refer to a CONSTANT_Fieldref. | |
| 911 * | |
| 912 * The result is in UTF format and remains valid until JVM_ReleaseUTF | |
| 913 * is called. | |
| 914 * | |
| 915 * The caller must treat the string as a constant and not modify it | |
| 916 * in any way. | |
| 917 */ | |
| 918 JNIEXPORT const char * JNICALL | |
| 919 JVM_GetCPFieldClassNameUTF(JNIEnv *env, jclass cb, jint index); | |
| 920 | |
| 921 /* | |
| 922 * Returns the class name refered to at a given constant pool index. | |
| 923 * | |
| 924 * The constant pool entry must refer to CONSTANT_Methodref or | |
| 925 * CONSTANT_InterfaceMethodref. | |
| 926 * | |
| 927 * The result is in UTF format and remains valid until JVM_ReleaseUTF | |
| 928 * is called. | |
| 929 * | |
| 930 * The caller must treat the string as a constant and not modify it | |
| 931 * in any way. | |
| 932 */ | |
| 933 JNIEXPORT const char * JNICALL | |
| 934 JVM_GetCPMethodClassNameUTF(JNIEnv *env, jclass cb, jint index); | |
| 935 | |
| 936 /* | |
| 937 * Returns the modifiers of a field in calledClass. The field is | |
| 938 * referred to in class cb at constant pool entry index. | |
| 939 * | |
| 940 * The caller must treat the string as a constant and not modify it | |
| 941 * in any way. | |
| 942 * | |
| 943 * Returns -1 if the field does not exist in calledClass. | |
| 944 */ | |
| 945 JNIEXPORT jint JNICALL | |
| 946 JVM_GetCPFieldModifiers(JNIEnv *env, jclass cb, int index, jclass calledClass); | |
| 947 | |
| 948 /* | |
| 949 * Returns the modifiers of a method in calledClass. The method is | |
| 950 * referred to in class cb at constant pool entry index. | |
| 951 * | |
| 952 * Returns -1 if the method does not exist in calledClass. | |
| 953 */ | |
| 954 JNIEXPORT jint JNICALL | |
| 955 JVM_GetCPMethodModifiers(JNIEnv *env, jclass cb, int index, jclass calledClass); | |
| 956 | |
| 957 /* | |
| 958 * Releases the UTF string obtained from the VM. | |
| 959 */ | |
| 960 JNIEXPORT void JNICALL | |
| 961 JVM_ReleaseUTF(const char *utf); | |
| 962 | |
| 963 /* | |
| 964 * Compare if two classes are in the same package. | |
| 965 */ | |
| 966 JNIEXPORT jboolean JNICALL | |
| 967 JVM_IsSameClassPackage(JNIEnv *env, jclass class1, jclass class2); | |
| 968 | |
| 969 /* Constants in class files */ | |
| 970 | |
| 971 #define JVM_ACC_PUBLIC 0x0001 /* visible to everyone */ | |
| 972 #define JVM_ACC_PRIVATE 0x0002 /* visible only to the defining class */ | |
| 973 #define JVM_ACC_PROTECTED 0x0004 /* visible to subclasses */ | |
| 974 #define JVM_ACC_STATIC 0x0008 /* instance variable is static */ | |
| 975 #define JVM_ACC_FINAL 0x0010 /* no further subclassing, overriding */ | |
| 976 #define JVM_ACC_SYNCHRONIZED 0x0020 /* wrap method call in monitor lock */ | |
| 977 #define JVM_ACC_SUPER 0x0020 /* funky handling of invokespecial */ | |
| 978 #define JVM_ACC_VOLATILE 0x0040 /* can not cache in registers */ | |
| 979 #define JVM_ACC_BRIDGE 0x0040 /* bridge method generated by compiler */ | |
| 980 #define JVM_ACC_TRANSIENT 0x0080 /* not persistent */ | |
| 981 #define JVM_ACC_VARARGS 0x0080 /* method declared with variable number of args */ | |
| 982 #define JVM_ACC_NATIVE 0x0100 /* implemented in C */ | |
| 983 #define JVM_ACC_INTERFACE 0x0200 /* class is an interface */ | |
| 984 #define JVM_ACC_ABSTRACT 0x0400 /* no definition provided */ | |
| 985 #define JVM_ACC_STRICT 0x0800 /* strict floating point */ | |
| 986 #define JVM_ACC_SYNTHETIC 0x1000 /* compiler-generated class, method or field */ | |
| 987 #define JVM_ACC_ANNOTATION 0x2000 /* annotation type */ | |
| 988 #define JVM_ACC_ENUM 0x4000 /* field is declared as element of enum */ | |
| 989 | |
| 990 #define JVM_ACC_PUBLIC_BIT 0 | |
| 991 #define JVM_ACC_PRIVATE_BIT 1 | |
| 992 #define JVM_ACC_PROTECTED_BIT 2 | |
| 993 #define JVM_ACC_STATIC_BIT 3 | |
| 994 #define JVM_ACC_FINAL_BIT 4 | |
| 995 #define JVM_ACC_SYNCHRONIZED_BIT 5 | |
| 996 #define JVM_ACC_SUPER_BIT 5 | |
| 997 #define JVM_ACC_VOLATILE_BIT 6 | |
| 998 #define JVM_ACC_BRIDGE_BIT 6 | |
| 999 #define JVM_ACC_TRANSIENT_BIT 7 | |
| 1000 #define JVM_ACC_VARARGS_BIT 7 | |
| 1001 #define JVM_ACC_NATIVE_BIT 8 | |
| 1002 #define JVM_ACC_INTERFACE_BIT 9 | |
| 1003 #define JVM_ACC_ABSTRACT_BIT 10 | |
| 1004 #define JVM_ACC_STRICT_BIT 11 | |
| 1005 #define JVM_ACC_SYNTHETIC_BIT 12 | |
| 1006 #define JVM_ACC_ANNOTATION_BIT 13 | |
| 1007 #define JVM_ACC_ENUM_BIT 14 | |
| 1008 | |
| 1009 // NOTE: replicated in SA in vm/agent/sun/jvm/hotspot/utilities/ConstantTag.java | |
| 1010 enum { | |
| 1011 JVM_CONSTANT_Utf8 = 1, | |
| 1012 JVM_CONSTANT_Unicode, /* unused */ | |
| 1013 JVM_CONSTANT_Integer, | |
| 1014 JVM_CONSTANT_Float, | |
| 1015 JVM_CONSTANT_Long, | |
| 1016 JVM_CONSTANT_Double, | |
| 1017 JVM_CONSTANT_Class, | |
| 1018 JVM_CONSTANT_String, | |
| 1019 JVM_CONSTANT_Fieldref, | |
| 1020 JVM_CONSTANT_Methodref, | |
| 1021 JVM_CONSTANT_InterfaceMethodref, | |
| 1022 JVM_CONSTANT_NameAndType | |
| 1023 }; | |
| 1024 | |
| 1025 /* Used in the newarray instruction. */ | |
| 1026 | |
| 1027 #define JVM_T_BOOLEAN 4 | |
| 1028 #define JVM_T_CHAR 5 | |
| 1029 #define JVM_T_FLOAT 6 | |
| 1030 #define JVM_T_DOUBLE 7 | |
| 1031 #define JVM_T_BYTE 8 | |
| 1032 #define JVM_T_SHORT 9 | |
| 1033 #define JVM_T_INT 10 | |
| 1034 #define JVM_T_LONG 11 | |
| 1035 | |
| 1036 /* JVM method signatures */ | |
| 1037 | |
| 1038 #define JVM_SIGNATURE_ARRAY '[' | |
| 1039 #define JVM_SIGNATURE_BYTE 'B' | |
| 1040 #define JVM_SIGNATURE_CHAR 'C' | |
| 1041 #define JVM_SIGNATURE_CLASS 'L' | |
| 1042 #define JVM_SIGNATURE_ENDCLASS ';' | |
| 1043 #define JVM_SIGNATURE_ENUM 'E' | |
| 1044 #define JVM_SIGNATURE_FLOAT 'F' | |
| 1045 #define JVM_SIGNATURE_DOUBLE 'D' | |
| 1046 #define JVM_SIGNATURE_FUNC '(' | |
| 1047 #define JVM_SIGNATURE_ENDFUNC ')' | |
| 1048 #define JVM_SIGNATURE_INT 'I' | |
| 1049 #define JVM_SIGNATURE_LONG 'J' | |
| 1050 #define JVM_SIGNATURE_SHORT 'S' | |
| 1051 #define JVM_SIGNATURE_VOID 'V' | |
| 1052 #define JVM_SIGNATURE_BOOLEAN 'Z' | |
| 1053 | |
| 1054 /* | |
| 1055 * A function defined by the byte-code verifier and called by the VM. | |
| 1056 * This is not a function implemented in the VM. | |
| 1057 * | |
| 1058 * Returns JNI_FALSE if verification fails. A detailed error message | |
| 1059 * will be places in msg_buf, whose length is specified by buf_len. | |
| 1060 */ | |
| 1061 typedef jboolean (*verifier_fn_t)(JNIEnv *env, | |
| 1062 jclass cb, | |
| 1063 char * msg_buf, | |
| 1064 jint buf_len); | |
| 1065 | |
| 1066 | |
| 1067 /* | |
| 1068 * Support for a VM-independent class format checker. | |
| 1069 */ | |
| 1070 typedef struct { | |
| 1071 unsigned long code; /* byte code */ | |
| 1072 unsigned long excs; /* exceptions */ | |
| 1073 unsigned long etab; /* catch table */ | |
| 1074 unsigned long lnum; /* line number */ | |
| 1075 unsigned long lvar; /* local vars */ | |
| 1076 } method_size_info; | |
| 1077 | |
| 1078 typedef struct { | |
| 1079 unsigned int constants; /* constant pool */ | |
| 1080 unsigned int fields; | |
| 1081 unsigned int methods; | |
| 1082 unsigned int interfaces; | |
| 1083 unsigned int fields2; /* number of static 2-word fields */ | |
| 1084 unsigned int innerclasses; /* # of records in InnerClasses attr */ | |
| 1085 | |
| 1086 method_size_info clinit; /* memory used in clinit */ | |
| 1087 method_size_info main; /* used everywhere else */ | |
| 1088 } class_size_info; | |
| 1089 | |
| 1090 /* | |
| 1091 * Functions defined in libjava.so to perform string conversions. | |
| 1092 * | |
| 1093 */ | |
| 1094 | |
| 1095 typedef jstring (*to_java_string_fn_t)(JNIEnv *env, char *str); | |
| 1096 | |
| 1097 typedef char *(*to_c_string_fn_t)(JNIEnv *env, jstring s, jboolean *b); | |
| 1098 | |
| 1099 /* This is the function defined in libjava.so that performs class | |
| 1100 * format checks. This functions fills in size information about | |
| 1101 * the class file and returns: | |
| 1102 * | |
| 1103 * 0: good | |
| 1104 * -1: out of memory | |
| 1105 * -2: bad format | |
| 1106 * -3: unsupported version | |
| 1107 * -4: bad class name | |
| 1108 */ | |
| 1109 | |
| 1110 typedef jint (*check_format_fn_t)(char *class_name, | |
| 1111 unsigned char *data, | |
| 1112 unsigned int data_size, | |
| 1113 class_size_info *class_size, | |
| 1114 char *message_buffer, | |
| 1115 jint buffer_length, | |
| 1116 jboolean measure_only, | |
| 1117 jboolean check_relaxed); | |
| 1118 | |
| 1119 #define JVM_RECOGNIZED_CLASS_MODIFIERS (JVM_ACC_PUBLIC | \ | |
| 1120 JVM_ACC_FINAL | \ | |
| 1121 JVM_ACC_SUPER | \ | |
| 1122 JVM_ACC_INTERFACE | \ | |
| 1123 JVM_ACC_ABSTRACT | \ | |
| 1124 JVM_ACC_ANNOTATION | \ | |
| 1125 JVM_ACC_ENUM | \ | |
| 1126 JVM_ACC_SYNTHETIC) | |
| 1127 | |
| 1128 #define JVM_RECOGNIZED_FIELD_MODIFIERS (JVM_ACC_PUBLIC | \ | |
| 1129 JVM_ACC_PRIVATE | \ | |
| 1130 JVM_ACC_PROTECTED | \ | |
| 1131 JVM_ACC_STATIC | \ | |
| 1132 JVM_ACC_FINAL | \ | |
| 1133 JVM_ACC_VOLATILE | \ | |
| 1134 JVM_ACC_TRANSIENT | \ | |
| 1135 JVM_ACC_ENUM | \ | |
| 1136 JVM_ACC_SYNTHETIC) | |
| 1137 | |
| 1138 #define JVM_RECOGNIZED_METHOD_MODIFIERS (JVM_ACC_PUBLIC | \ | |
| 1139 JVM_ACC_PRIVATE | \ | |
| 1140 JVM_ACC_PROTECTED | \ | |
| 1141 JVM_ACC_STATIC | \ | |
| 1142 JVM_ACC_FINAL | \ | |
| 1143 JVM_ACC_SYNCHRONIZED | \ | |
| 1144 JVM_ACC_BRIDGE | \ | |
| 1145 JVM_ACC_VARARGS | \ | |
| 1146 JVM_ACC_NATIVE | \ | |
| 1147 JVM_ACC_ABSTRACT | \ | |
| 1148 JVM_ACC_STRICT | \ | |
| 1149 JVM_ACC_SYNTHETIC) | |
| 1150 | |
| 1151 /* | |
| 1152 * This is the function defined in libjava.so to perform path | |
| 1153 * canonicalization. VM call this function before opening jar files | |
| 1154 * to load system classes. | |
| 1155 * | |
| 1156 */ | |
| 1157 | |
| 1158 typedef int (*canonicalize_fn_t)(JNIEnv *env, char *orig, char *out, int len); | |
| 1159 | |
| 1160 /************************************************************************* | |
| 1161 PART 3: I/O and Network Support | |
| 1162 ************************************************************************/ | |
| 1163 | |
| 1164 /* Note that the JVM IO functions are expected to return JVM_IO_ERR | |
| 1165 * when there is any kind of error. The caller can then use the | |
| 1166 * platform specific support (e.g., errno) to get the detailed | |
| 1167 * error info. The JVM_GetLastErrorString procedure may also be used | |
| 1168 * to obtain a descriptive error string. | |
| 1169 */ | |
| 1170 #define JVM_IO_ERR (-1) | |
| 1171 | |
| 1172 /* For interruptible IO. Returning JVM_IO_INTR indicates that an IO | |
| 1173 * operation has been disrupted by Thread.interrupt. There are a | |
| 1174 * number of technical difficulties related to interruptible IO that | |
| 1175 * need to be solved. For example, most existing programs do not handle | |
| 1176 * InterruptedIOExceptions specially, they simply treat those as any | |
| 1177 * IOExceptions, which typically indicate fatal errors. | |
| 1178 * | |
| 1179 * There are also two modes of operation for interruptible IO. In the | |
| 1180 * resumption mode, an interrupted IO operation is guaranteed not to | |
| 1181 * have any side-effects, and can be restarted. In the termination mode, | |
| 1182 * an interrupted IO operation corrupts the underlying IO stream, so | |
| 1183 * that the only reasonable operation on an interrupted stream is to | |
| 1184 * close that stream. The resumption mode seems to be impossible to | |
| 1185 * implement on Win32 and Solaris. Implementing the termination mode is | |
| 1186 * easier, but it's not clear that's the right semantics. | |
| 1187 * | |
| 1188 * Interruptible IO is not supported on Win32.It can be enabled/disabled | |
| 1189 * using a compile-time flag on Solaris. Third-party JVM ports do not | |
| 1190 * need to implement interruptible IO. | |
| 1191 */ | |
| 1192 #define JVM_IO_INTR (-2) | |
| 1193 | |
| 1194 /* Write a string into the given buffer, in the platform's local encoding, | |
| 1195 * that describes the most recent system-level error to occur in this thread. | |
| 1196 * Return the length of the string or zero if no error occurred. | |
| 1197 */ | |
| 1198 JNIEXPORT jint JNICALL | |
| 1199 JVM_GetLastErrorString(char *buf, int len); | |
| 1200 | |
| 1201 /* | |
| 1202 * Convert a pathname into native format. This function does syntactic | |
| 1203 * cleanup, such as removing redundant separator characters. It modifies | |
| 1204 * the given pathname string in place. | |
| 1205 */ | |
| 1206 JNIEXPORT char * JNICALL | |
| 1207 JVM_NativePath(char *); | |
| 1208 | |
| 1209 /* | |
| 1210 * JVM I/O error codes | |
| 1211 */ | |
| 1212 #define JVM_EEXIST -100 | |
| 1213 | |
| 1214 /* | |
| 1215 * Open a file descriptor. This function returns a negative error code | |
| 1216 * on error, and a non-negative integer that is the file descriptor on | |
| 1217 * success. | |
| 1218 */ | |
| 1219 JNIEXPORT jint JNICALL | |
| 1220 JVM_Open(const char *fname, jint flags, jint mode); | |
| 1221 | |
| 1222 /* | |
| 1223 * Close a file descriptor. This function returns -1 on error, and 0 | |
| 1224 * on success. | |
| 1225 * | |
| 1226 * fd the file descriptor to close. | |
| 1227 */ | |
| 1228 JNIEXPORT jint JNICALL | |
| 1229 JVM_Close(jint fd); | |
| 1230 | |
| 1231 /* | |
| 1232 * Read data from a file decriptor into a char array. | |
| 1233 * | |
| 1234 * fd the file descriptor to read from. | |
| 1235 * buf the buffer where to put the read data. | |
| 1236 * nbytes the number of bytes to read. | |
| 1237 * | |
| 1238 * This function returns -1 on error, and 0 on success. | |
| 1239 */ | |
| 1240 JNIEXPORT jint JNICALL | |
| 1241 JVM_Read(jint fd, char *buf, jint nbytes); | |
| 1242 | |
| 1243 /* | |
| 1244 * Write data from a char array to a file decriptor. | |
| 1245 * | |
| 1246 * fd the file descriptor to read from. | |
| 1247 * buf the buffer from which to fetch the data. | |
| 1248 * nbytes the number of bytes to write. | |
| 1249 * | |
| 1250 * This function returns -1 on error, and 0 on success. | |
| 1251 */ | |
| 1252 JNIEXPORT jint JNICALL | |
| 1253 JVM_Write(jint fd, char *buf, jint nbytes); | |
| 1254 | |
| 1255 /* | |
| 1256 * Returns the number of bytes available for reading from a given file | |
| 1257 * descriptor | |
| 1258 */ | |
| 1259 JNIEXPORT jint JNICALL | |
| 1260 JVM_Available(jint fd, jlong *pbytes); | |
| 1261 | |
| 1262 /* | |
| 1263 * Move the file descriptor pointer from whence by offset. | |
| 1264 * | |
| 1265 * fd the file descriptor to move. | |
| 1266 * offset the number of bytes to move it by. | |
| 1267 * whence the start from where to move it. | |
| 1268 * | |
| 1269 * This function returns the resulting pointer location. | |
| 1270 */ | |
| 1271 JNIEXPORT jlong JNICALL | |
| 1272 JVM_Lseek(jint fd, jlong offset, jint whence); | |
| 1273 | |
| 1274 /* | |
| 1275 * Set the length of the file associated with the given descriptor to the given | |
| 1276 * length. If the new length is longer than the current length then the file | |
| 1277 * is extended; the contents of the extended portion are not defined. The | |
| 1278 * value of the file pointer is undefined after this procedure returns. | |
| 1279 */ | |
| 1280 JNIEXPORT jint JNICALL | |
| 1281 JVM_SetLength(jint fd, jlong length); | |
| 1282 | |
| 1283 /* | |
| 1284 * Synchronize the file descriptor's in memory state with that of the | |
| 1285 * physical device. Return of -1 is an error, 0 is OK. | |
| 1286 */ | |
| 1287 JNIEXPORT jint JNICALL | |
| 1288 JVM_Sync(jint fd); | |
| 1289 | |
| 1290 /* | |
| 1291 * Networking library support | |
| 1292 */ | |
| 1293 | |
| 1294 JNIEXPORT jint JNICALL | |
| 1295 JVM_InitializeSocketLibrary(void); | |
| 1296 | |
| 1297 struct sockaddr; | |
| 1298 | |
| 1299 JNIEXPORT jint JNICALL | |
| 1300 JVM_Socket(jint domain, jint type, jint protocol); | |
| 1301 | |
| 1302 JNIEXPORT jint JNICALL | |
| 1303 JVM_SocketClose(jint fd); | |
| 1304 | |
| 1305 JNIEXPORT jint JNICALL | |
| 1306 JVM_SocketShutdown(jint fd, jint howto); | |
| 1307 | |
| 1308 JNIEXPORT jint JNICALL | |
| 1309 JVM_Recv(jint fd, char *buf, jint nBytes, jint flags); | |
| 1310 | |
| 1311 JNIEXPORT jint JNICALL | |
| 1312 JVM_Send(jint fd, char *buf, jint nBytes, jint flags); | |
| 1313 | |
| 1314 JNIEXPORT jint JNICALL | |
| 1315 JVM_Timeout(int fd, long timeout); | |
| 1316 | |
| 1317 JNIEXPORT jint JNICALL | |
| 1318 JVM_Listen(jint fd, jint count); | |
| 1319 | |
| 1320 JNIEXPORT jint JNICALL | |
| 1321 JVM_Connect(jint fd, struct sockaddr *him, jint len); | |
| 1322 | |
| 1323 JNIEXPORT jint JNICALL | |
| 1324 JVM_Bind(jint fd, struct sockaddr *him, jint len); | |
| 1325 | |
| 1326 JNIEXPORT jint JNICALL | |
| 1327 JVM_Accept(jint fd, struct sockaddr *him, jint *len); | |
| 1328 | |
| 1329 JNIEXPORT jint JNICALL | |
| 1330 JVM_RecvFrom(jint fd, char *buf, int nBytes, | |
| 1331 int flags, struct sockaddr *from, int *fromlen); | |
| 1332 | |
| 1333 JNIEXPORT jint JNICALL | |
| 1334 JVM_SendTo(jint fd, char *buf, int len, | |
| 1335 int flags, struct sockaddr *to, int tolen); | |
| 1336 | |
| 1337 JNIEXPORT jint JNICALL | |
| 1338 JVM_SocketAvailable(jint fd, jint *result); | |
| 1339 | |
| 1340 | |
| 1341 JNIEXPORT jint JNICALL | |
| 1342 JVM_GetSockName(jint fd, struct sockaddr *him, int *len); | |
| 1343 | |
| 1344 JNIEXPORT jint JNICALL | |
| 1345 JVM_GetSockOpt(jint fd, int level, int optname, char *optval, int *optlen); | |
| 1346 | |
| 1347 JNIEXPORT jint JNICALL | |
| 1348 JVM_SetSockOpt(jint fd, int level, int optname, const char *optval, int optlen); | |
| 1349 | |
| 1350 /* | |
| 1351 * These routines are only reentrant on Windows | |
| 1352 */ | |
| 1353 | |
| 1354 #ifdef _WINDOWS | |
| 1355 | |
| 1356 JNIEXPORT struct protoent * JNICALL | |
| 1357 JVM_GetProtoByName(char* name); | |
| 1358 | |
| 1359 JNIEXPORT struct hostent* JNICALL | |
| 1360 JVM_GetHostByAddr(const char* name, int len, int type); | |
| 1361 | |
| 1362 JNIEXPORT struct hostent* JNICALL | |
| 1363 JVM_GetHostByName(char* name); | |
| 1364 | |
| 1365 #endif /* _WINDOWS */ | |
| 1366 | |
| 1367 JNIEXPORT int JNICALL | |
| 1368 JVM_GetHostName(char* name, int namelen); | |
| 1369 | |
| 1370 /* | |
| 1371 * The standard printing functions supported by the Java VM. (Should they | |
| 1372 * be renamed to JVM_* in the future? | |
| 1373 */ | |
| 1374 | |
| 1375 /* | |
| 1376 * BE CAREFUL! The following functions do not implement the | |
| 1377 * full feature set of standard C printf formats. | |
| 1378 */ | |
| 1379 int | |
| 1380 jio_vsnprintf(char *str, size_t count, const char *fmt, va_list args); | |
| 1381 | |
| 1382 int | |
| 1383 jio_snprintf(char *str, size_t count, const char *fmt, ...); | |
| 1384 | |
| 1385 int | |
| 1386 jio_fprintf(FILE *, const char *fmt, ...); | |
| 1387 | |
| 1388 int | |
| 1389 jio_vfprintf(FILE *, const char *fmt, va_list args); | |
| 1390 | |
| 1391 | |
| 1392 JNIEXPORT void * JNICALL | |
| 1393 JVM_RawMonitorCreate(void); | |
| 1394 | |
| 1395 JNIEXPORT void JNICALL | |
| 1396 JVM_RawMonitorDestroy(void *mon); | |
| 1397 | |
| 1398 JNIEXPORT jint JNICALL | |
| 1399 JVM_RawMonitorEnter(void *mon); | |
| 1400 | |
| 1401 JNIEXPORT void JNICALL | |
| 1402 JVM_RawMonitorExit(void *mon); | |
| 1403 | |
| 1404 | |
| 1405 #ifdef SUPPORT_OLD_REFLECTION | |
| 1406 | |
| 1407 /* | |
| 1408 * Support for old native code-based (pre-JDK 1.4) reflection implementation. | |
| 1409 * Disabled by default in the product build. | |
| 1410 * | |
| 1411 * See reflection.hpp for information on SUPPORT_OLD_REFLECTION | |
| 1412 */ | |
| 1413 | |
| 1414 /* | |
| 1415 * reflecting fields and methods. | |
| 1416 * which: 0 --- MEMBER_PUBLIC | |
| 1417 * 1 --- MEMBER_DECLARED | |
| 1418 * NOTE: absent in product build by default | |
| 1419 */ | |
| 1420 | |
| 1421 JNIEXPORT jobjectArray JNICALL | |
| 1422 JVM_GetClassFields(JNIEnv *env, jclass cls, jint which); | |
| 1423 | |
| 1424 JNIEXPORT jobjectArray JNICALL | |
| 1425 JVM_GetClassMethods(JNIEnv *env, jclass cls, jint which); | |
| 1426 | |
| 1427 JNIEXPORT jobjectArray JNICALL | |
| 1428 JVM_GetClassConstructors(JNIEnv *env, jclass cls, jint which); | |
| 1429 | |
| 1430 JNIEXPORT jobject JNICALL | |
| 1431 JVM_GetClassField(JNIEnv *env, jclass cls, jstring name, jint which); | |
| 1432 | |
| 1433 JNIEXPORT jobject JNICALL | |
| 1434 JVM_GetClassMethod(JNIEnv *env, jclass cls, jstring name, jobjectArray types, | |
| 1435 jint which); | |
| 1436 JNIEXPORT jobject JNICALL | |
| 1437 JVM_GetClassConstructor(JNIEnv *env, jclass cls, jobjectArray types, | |
| 1438 jint which); | |
| 1439 | |
| 1440 /* | |
| 1441 * Implements Class.newInstance | |
| 1442 */ | |
| 1443 JNIEXPORT jobject JNICALL | |
| 1444 JVM_NewInstance(JNIEnv *env, jclass cls); | |
| 1445 | |
| 1446 /* | |
| 1447 * java.lang.reflect.Field | |
| 1448 */ | |
| 1449 JNIEXPORT jobject JNICALL | |
| 1450 JVM_GetField(JNIEnv *env, jobject field, jobject obj); | |
| 1451 | |
| 1452 JNIEXPORT jvalue JNICALL | |
| 1453 JVM_GetPrimitiveField(JNIEnv *env, jobject field, jobject obj, | |
| 1454 unsigned char wCode); | |
| 1455 | |
| 1456 JNIEXPORT void JNICALL | |
| 1457 JVM_SetField(JNIEnv *env, jobject field, jobject obj, jobject val); | |
| 1458 | |
| 1459 JNIEXPORT void JNICALL | |
| 1460 JVM_SetPrimitiveField(JNIEnv *env, jobject field, jobject obj, jvalue v, | |
| 1461 unsigned char vCode); | |
| 1462 | |
| 1463 /* | |
| 1464 * java.lang.reflect.Method | |
| 1465 */ | |
| 1466 JNIEXPORT jobject JNICALL | |
| 1467 JVM_InvokeMethod(JNIEnv *env, jobject method, jobject obj, jobjectArray args0); | |
| 1468 | |
| 1469 /* | |
| 1470 * java.lang.reflect.Constructor | |
| 1471 */ | |
| 1472 JNIEXPORT jobject JNICALL | |
| 1473 JVM_NewInstanceFromConstructor(JNIEnv *env, jobject c, jobjectArray args0); | |
| 1474 | |
| 1475 #endif /* SUPPORT_OLD_REFLECTION */ | |
| 1476 | |
| 1477 /* | |
| 1478 * java.lang.management support | |
| 1479 */ | |
| 1480 JNIEXPORT void* JNICALL | |
| 1481 JVM_GetManagement(jint version); | |
| 1482 | |
| 1483 /* | |
| 1484 * com.sun.tools.attach.VirtualMachine support | |
| 1485 * | |
| 1486 * Initialize the agent properties with the properties maintained in the VM. | |
| 1487 */ | |
| 1488 JNIEXPORT jobject JNICALL | |
| 1489 JVM_InitAgentProperties(JNIEnv *env, jobject agent_props); | |
| 1490 | |
| 1491 /* Generics reflection support. | |
| 1492 * | |
| 1493 * Returns information about the given class's EnclosingMethod | |
| 1494 * attribute, if present, or null if the class had no enclosing | |
| 1495 * method. | |
| 1496 * | |
| 1497 * If non-null, the returned array contains three elements. Element 0 | |
| 1498 * is the java.lang.Class of which the enclosing method is a member, | |
| 1499 * and elements 1 and 2 are the java.lang.Strings for the enclosing | |
| 1500 * method's name and descriptor, respectively. | |
| 1501 */ | |
| 1502 JNIEXPORT jobjectArray JNICALL | |
| 1503 JVM_GetEnclosingMethodInfo(JNIEnv* env, jclass ofClass); | |
| 1504 | |
| 1505 /* | |
| 1506 * Java thread state support | |
| 1507 */ | |
| 1508 enum { | |
| 1509 JAVA_THREAD_STATE_NEW = 0, | |
| 1510 JAVA_THREAD_STATE_RUNNABLE = 1, | |
| 1511 JAVA_THREAD_STATE_BLOCKED = 2, | |
| 1512 JAVA_THREAD_STATE_WAITING = 3, | |
| 1513 JAVA_THREAD_STATE_TIMED_WAITING = 4, | |
| 1514 JAVA_THREAD_STATE_TERMINATED = 5, | |
| 1515 JAVA_THREAD_STATE_COUNT = 6 | |
| 1516 }; | |
| 1517 | |
| 1518 /* | |
| 1519 * Returns an array of the threadStatus values representing the | |
| 1520 * given Java thread state. Returns NULL if the VM version is | |
| 1521 * incompatible with the JDK or doesn't support the given | |
| 1522 * Java thread state. | |
| 1523 */ | |
| 1524 JNIEXPORT jintArray JNICALL | |
| 1525 JVM_GetThreadStateValues(JNIEnv* env, jint javaThreadState); | |
| 1526 | |
| 1527 /* | |
| 1528 * Returns an array of the substate names representing the | |
| 1529 * given Java thread state. Returns NULL if the VM version is | |
| 1530 * incompatible with the JDK or the VM doesn't support | |
| 1531 * the given Java thread state. | |
| 1532 * values must be the jintArray returned from JVM_GetThreadStateValues | |
| 1533 * and javaThreadState. | |
| 1534 */ | |
| 1535 JNIEXPORT jobjectArray JNICALL | |
| 1536 JVM_GetThreadStateNames(JNIEnv* env, jint javaThreadState, jintArray values); | |
| 1537 | |
| 1538 /* ========================================================================= | |
| 1539 * The following defines a private JVM interface that the JDK can query | |
| 1540 * for the JVM version and capabilities. sun.misc.Version defines | |
| 1541 * the methods for getting the VM version and its capabilities. | |
| 1542 * | |
| 1543 * When a new bit is added, the following should be updated to provide | |
| 1544 * access to the new capability: | |
| 1545 * HS: JVM_GetVersionInfo and Abstract_VM_Version class | |
| 1546 * SDK: Version class | |
| 1547 * | |
| 1548 * Similary, a private JDK interface JDK_GetVersionInfo0 is defined for | |
| 1549 * JVM to query for the JDK version and capabilities. | |
| 1550 * | |
| 1551 * When a new bit is added, the following should be updated to provide | |
| 1552 * access to the new capability: | |
| 1553 * HS: JDK_Version class | |
| 1554 * SDK: JDK_GetVersionInfo0 | |
| 1555 * | |
| 1556 * ========================================================================== | |
| 1557 */ | |
| 1558 typedef struct { | |
| 1559 /* HotSpot Express VM version string: | |
| 1560 * <major>.<minor>-bxx[-<identifier>][-<debug_flavor>] | |
| 1561 */ | |
| 1562 unsigned int jvm_version; /* Consists of major.minor.0.build */ | |
| 1563 unsigned int update_version : 8; /* 0 in HotSpot Express VM */ | |
| 1564 unsigned int special_update_version : 8; /* 0 in HotSpot Express VM */ | |
| 1565 unsigned int reserved1 : 16; | |
| 1566 unsigned int reserved2; | |
| 1567 | |
| 1568 /* The following bits represents JVM supports that JDK has dependency on. | |
| 1569 * JDK can use these bits to determine which JVM version | |
| 1570 * and support it has to maintain runtime compatibility. | |
| 1571 * | |
| 1572 * When a new bit is added in a minor or update release, make sure | |
| 1573 * the new bit is also added in the main/baseline. | |
| 1574 */ | |
| 1575 unsigned int is_attachable : 1; | |
| 1576 unsigned int is_kernel_jvm : 1; | |
| 1577 unsigned int : 30; | |
| 1578 unsigned int : 32; | |
| 1579 unsigned int : 32; | |
| 1580 } jvm_version_info; | |
| 1581 | |
| 1582 #define JVM_VERSION_MAJOR(version) ((version & 0xFF000000) >> 24) | |
| 1583 #define JVM_VERSION_MINOR(version) ((version & 0x00FF0000) >> 16) | |
| 1584 // Micro version is 0 in HotSpot Express VM (set in jvm.cpp). | |
| 1585 #define JVM_VERSION_MICRO(version) ((version & 0x0000FF00) >> 8) | |
| 1586 /* Build number is available in all HotSpot Express VM builds. | |
| 1587 * It is defined in make/hotspot_version file. | |
| 1588 */ | |
| 1589 #define JVM_VERSION_BUILD(version) ((version & 0x000000FF)) | |
| 1590 | |
| 1591 JNIEXPORT void JNICALL | |
| 1592 JVM_GetVersionInfo(JNIEnv* env, jvm_version_info* info, size_t info_size); | |
| 1593 | |
| 1594 typedef struct { | |
| 1595 // Naming convention of RE build version string: n.n.n[_uu[c]][-<identifier>]-bxx | |
| 1596 unsigned int jdk_version; /* Consists of major, minor, micro (n.n.n) */ | |
| 1597 /* and build number (xx) */ | |
| 1598 unsigned int update_version : 8; /* Update release version (uu) */ | |
| 1599 unsigned int special_update_version : 8; /* Special update release version (c)*/ | |
| 1600 unsigned int reserved1 : 16; | |
| 1601 unsigned int reserved2; | |
| 1602 | |
| 1603 /* The following bits represents new JDK supports that VM has dependency on. | |
| 1604 * VM implementation can use these bits to determine which JDK version | |
| 1605 * and support it has to maintain runtime compatibility. | |
| 1606 * | |
| 1607 * When a new bit is added in a minor or update release, make sure | |
| 1608 * the new bit is also added in the main/baseline. | |
| 1609 */ | |
| 1610 unsigned int thread_park_blocker : 1; | |
| 1611 unsigned int : 31; | |
| 1612 unsigned int : 32; | |
| 1613 unsigned int : 32; | |
| 1614 } jdk_version_info; | |
| 1615 | |
| 1616 #define JDK_VERSION_MAJOR(version) ((version & 0xFF000000) >> 24) | |
| 1617 #define JDK_VERSION_MINOR(version) ((version & 0x00FF0000) >> 16) | |
| 1618 #define JDK_VERSION_MICRO(version) ((version & 0x0000FF00) >> 8) | |
| 1619 | |
| 1620 /* Build number is available only for RE build (i.e. JDK_BUILD_NUMBER is set to bNN) | |
| 1621 * It will be zero for internal builds. | |
| 1622 */ | |
| 1623 #define JDK_VERSION_BUILD(version) ((version & 0x000000FF)) | |
| 1624 | |
| 1625 /* | |
| 1626 * This is the function JDK_GetVersionInfo0 defined in libjava.so | |
| 1627 * that is dynamically looked up by JVM. | |
| 1628 */ | |
| 1629 typedef void (*jdk_version_info_fn_t)(jdk_version_info* info, size_t info_size); | |
| 1630 | |
| 1631 /* | |
| 1632 * This structure is used by the launcher to get the default thread | |
| 1633 * stack size from the VM using JNI_GetDefaultJavaVMInitArgs() with a | |
| 1634 * version of 1.1. As it is not supported otherwise, it has been removed | |
| 1635 * from jni.h | |
| 1636 */ | |
| 1637 typedef struct JDK1_1InitArgs { | |
| 1638 jint version; | |
| 1639 | |
| 1640 char **properties; | |
| 1641 jint checkSource; | |
| 1642 jint nativeStackSize; | |
| 1643 jint javaStackSize; | |
| 1644 jint minHeapSize; | |
| 1645 jint maxHeapSize; | |
| 1646 jint verifyMode; | |
| 1647 char *classpath; | |
| 1648 | |
| 1649 jint (JNICALL *vfprintf)(FILE *fp, const char *format, va_list args); | |
| 1650 void (JNICALL *exit)(jint code); | |
| 1651 void (JNICALL *abort)(void); | |
| 1652 | |
| 1653 jint enableClassGC; | |
| 1654 jint enableVerboseGC; | |
| 1655 jint disableAsyncGC; | |
| 1656 jint verbose; | |
| 1657 jboolean debugging; | |
| 1658 jint debugPort; | |
| 1659 } JDK1_1InitArgs; | |
| 1660 | |
| 1661 #ifdef __cplusplus | |
| 1662 } /* extern "C" */ | |
| 1663 #endif /* __cplusplus */ | |
| 1664 | |
| 1665 #endif /* !_JAVASOFT_JVM_H_ */ |