1 /*
   2  * Copyright (c) 2008, 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.
   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 #ifndef NSK_SHARE_JVMTI_AOD_H
  24 #define NSK_SHARE_JVMTI_AOD_H
  25 
  26 #include <aod.h>
  27 #include <jvmti.h>
  28 #include <jvmti_tools.h>
  29 
  30 extern "C" {
  31 
  32 #define MAX_STRING_LENGTH 1024
  33 
  34 #define PATH_TO_NEW_BYTE_CODE_OPTION "-pathToNewByteCode"
  35 
  36 void nsk_jvmti_aod_disableEventAndFinish(const char* agentName, jvmtiEvent event, int success, jvmtiEnv *jvmti, JNIEnv* jni);
  37 
  38 void nsk_jvmti_aod_disableEventsAndFinish(const char* agentName, jvmtiEvent events[], int eventsNumber, int success, jvmtiEnv *jvmti, JNIEnv* jni);
  39 
  40 /*
  41  *  Functions which can be used to work with stored agents options when several
  42  *  agents using the same libary are attached (agents are identified by its jvmti environment)
  43  */
  44 
  45 #define MAX_MULTIPLE_AGENTS 10
  46 
  47 int nsk_jvmti_aod_addMultiagentsOptions(jvmtiEnv *agentEnv, Options *options);
  48 
  49 Options* nsk_jvmti_aod_getMultiagentsOptions(jvmtiEnv *agentEnv);
  50 
  51 /*
  52  * Auxiliary functions
  53  */
  54 
  55 void nsk_jvmti_aod_deallocate(jvmtiEnv *jvmti, unsigned char* mem);
  56 
  57 /*
  58  * Get class name of the given class and copy it to the given buffer,
  59  * it attempt to get class name fails buffer contains zero-length string for safety.
  60  */
  61 int nsk_jvmti_aod_getClassName(jvmtiEnv *jvmti, jclass klass, char classNameBuffer[]);
  62 
  63 /*
  64  * Get name of the given thread and copy it to the given buffer,
  65  * it attempt to get thread name fails buffer contains zero-length string for safety.
  66  */
  67 int nsk_jvmti_aod_getThreadName(jvmtiEnv * jvmti, jthread thread, char threadNameBuffer[]);
  68 
  69 // events enabling/disabling
  70 
  71 #define nsk_jvmti_aod_enableEvent(X,Y)  NSK_JVMTI_VERIFY( NSK_CPP_STUB4(SetEventNotificationMode, X, JVMTI_ENABLE, Y, NULL))
  72 #define nsk_jvmti_aod_disableEvent(X,Y) NSK_JVMTI_VERIFY( NSK_CPP_STUB4(SetEventNotificationMode, X, JVMTI_DISABLE, Y, NULL))
  73 
  74 int nsk_jvmti_aod_enableEvents(jvmtiEnv* jvmti, jvmtiEvent events[], int eventsNumber);
  75 int nsk_jvmti_aod_disableEvents(jvmtiEnv* jvmti, jvmtiEvent events[], int eventsNumber);
  76 
  77 // java threads creation
  78 
  79 jthread nsk_jvmti_aod_createThread(JNIEnv *jni);
  80 
  81 jthread nsk_jvmti_aod_createThreadWithName(JNIEnv *jni, const char* threadName);
  82 
  83 // class redefinition
  84 
  85 int nsk_jvmti_aod_redefineClass(Options* options, jvmtiEnv* jvmti, jclass classToRedefine, const char* fileName);
  86 
  87 // capabilities
  88 
  89 void printCapabilities(jvmtiCapabilities caps);
  90 
  91 }
  92 
  93 #endif /* END OF NSK_SHARE_JVMTI_AOD_H */