1 /*
 2  * Copyright (c) 1998, 2021, 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 JDWP_THREADCONTROL_H
27 #define JDWP_THREADCONTROL_H
28 
29 #include "stepControl.h"
30 #include "invoker.h"
31 #include "bag.h"
32 
33 void threadControl_initialize(void);
34 void threadControl_reset(void);
35 void threadControl_detachInvokes(void);
36 
37 void threadControl_onHook(void);
38 void threadControl_onConnect(void);
39 void threadControl_onDisconnect(void);
40 
41 jvmtiError threadControl_popFrames(jthread thread, FrameNumber fnum);
42 
43 struct bag *threadControl_onEventHandlerEntry(jbyte sessionID, EventInfo *evinfo, jobject currentException);
44 void threadControl_onEventHandlerExit(EventIndex ei, jthread thread, struct bag *);
45 
46 
47 jvmtiError threadControl_suspendThread(jthread thread, jboolean deferred);
48 jvmtiError threadControl_resumeThread(jthread thread, jboolean do_unblock);
49 jvmtiError threadControl_suspendCount(jthread thread, jint *count);
50 
51 jvmtiError threadControl_suspendAll(void);
52 jvmtiError threadControl_resumeAll(void);
53 
54 StepRequest *threadControl_getStepRequest(jthread);
55 InvokeRequest *threadControl_getInvokeRequest(jthread);
56 
57 jboolean threadControl_isDebugThread(jthread thread);
58 jvmtiError threadControl_addDebugThread(jthread thread);
59 
60 jvmtiError threadControl_applicationThreadStatus(jthread thread, jdwpThreadStatus *pstatus, jint *suspendStatus);
61 jvmtiError threadControl_interrupt(jthread thread);
62 jvmtiError threadControl_stop(jthread thread, jobject throwable);
63 
64 jvmtiError threadControl_setEventMode(jvmtiEventMode mode, EventIndex ei, jthread thread);
65 jvmtiEventMode threadControl_getInstructionStepMode(jthread thread);
66 
67 jthread threadControl_currentThread(void);
68 void threadControl_setPendingInterrupt(jthread thread);
69 void threadControl_clearCLEInfo(JNIEnv *env, jthread thread);
70 jboolean threadControl_cmpCLEInfo(JNIEnv *env, jthread thread, jclass clazz,
71                                   jmethodID method, jlocation location);
72 void threadControl_saveCLEInfo(JNIEnv *env, jthread thread, EventIndex ei,
73                                jclass clazz, jmethodID method,
74                                jlocation location);
75 jlong threadControl_getFrameGeneration(jthread thread);
76 
77 /***** debugging *****/
78 
79 #ifdef DEBUG
80 void threadControl_dumpAllThreads();
81 void threadControl_dumpThread(jthread thread);
82 #endif
83 
84 #endif