1 /* 2 * Copyright (c) 1998, 2009, 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. 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 * 23 */ 24 25 // Useful entry points shared by JNI and JVM interface. 26 // We do not allow real JNI or JVM entry point to call each other. 27 28 jclass find_class_from_class_loader(JNIEnv* env, symbolHandle name, jboolean init, Handle loader, Handle protection_domain, jboolean throwError, TRAPS); 29 30 void trace_class_resolution(klassOop to_class); 31 32 /* 33 * Support for Serialization and RMI. Currently used by HotSpot only. 34 */ 35 36 extern "C" { 37 38 void JNICALL 39 JVM_SetPrimitiveFieldValues(JNIEnv *env, jclass cb, jobject obj, 40 jlongArray fieldIDs, jcharArray typecodes, jbyteArray data); 41 42 void JNICALL 43 JVM_GetPrimitiveFieldValues(JNIEnv *env, jclass cb, jobject obj, 44 jlongArray fieldIDs, jcharArray typecodes, jbyteArray data); 45 46 } 47 48 /* 49 * Support for -Xcheck:jni 50 */ 51 52 extern struct JNINativeInterface_* jni_functions_nocheck(); 53 extern struct JNINativeInterface_* jni_functions_check(); 54 55 /* 56 * Support for swappable jni function table. 57 */ 58 extern struct JNINativeInterface_* jni_functions(); 59 extern void copy_jni_function_table(const struct JNINativeInterface_* new_function_table); 60 61 // Support for fast JNI accessors 62 extern "C" { 63 typedef jboolean (JNICALL *GetBooleanField_t) 64 (JNIEnv *env, jobject obj, jfieldID fieldID); 65 typedef jbyte (JNICALL *GetByteField_t) 66 (JNIEnv *env, jobject obj, jfieldID fieldID); 67 typedef jchar (JNICALL *GetCharField_t) 68 (JNIEnv *env, jobject obj, jfieldID fieldID); 69 typedef jshort (JNICALL *GetShortField_t) 70 (JNIEnv *env, jobject obj, jfieldID fieldID); 71 typedef jint (JNICALL *GetIntField_t) 72 (JNIEnv *env, jobject obj, jfieldID fieldID); 73 typedef jlong (JNICALL *GetLongField_t) 74 (JNIEnv *env, jobject obj, jfieldID fieldID); 75 typedef jfloat (JNICALL *GetFloatField_t) 76 (JNIEnv *env, jobject obj, jfieldID fieldID); 77 typedef jdouble (JNICALL *GetDoubleField_t) 78 (JNIEnv *env, jobject obj, jfieldID fieldID); 79 } 80 81 void quicken_jni_functions(); 82 address jni_GetBooleanField_addr(); 83 address jni_GetByteField_addr(); 84 address jni_GetCharField_addr(); 85 address jni_GetShortField_addr(); 86 address jni_GetIntField_addr(); 87 address jni_GetLongField_addr(); 88 address jni_GetFloatField_addr(); 89 address jni_GetDoubleField_addr();