1/*
2 * Copyright (c) 1994, 2012, 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/*-
27 *      Stuff for dealing with threads.
28 *      originally in threadruntime.c, Sun Sep 22 12:09:39 1991
29 */
30
31#include "jni.h"
32#include "jvm.h"
33
34#include "java_lang_Thread.h"
35
36#define THD "Ljava/lang/Thread;"
37#define OBJ "Ljava/lang/Object;"
38#define STE "Ljava/lang/StackTraceElement;"
39#define STR "Ljava/lang/String;"
40
41#define ARRAY_LENGTH(a) (sizeof(a)/sizeof(a[0]))
42
43static JNINativeMethod methods[] = {
44    {"start0",           "()V",        (void *)&JVM_StartThread},
45    {"stop0",            "(" OBJ ")V", (void *)&JVM_StopThread},
46    {"isAlive",          "()Z",        (void *)&JVM_IsThreadAlive},
47    {"suspend0",         "()V",        (void *)&JVM_SuspendThread},
48    {"resume0",          "()V",        (void *)&JVM_ResumeThread},
49    {"setPriority0",     "(I)V",       (void *)&JVM_SetThreadPriority},
50    {"yield",            "()V",        (void *)&JVM_Yield},
51    {"sleep",            "(J)V",       (void *)&JVM_Sleep},
52    {"currentThread",    "()" THD,     (void *)&JVM_CurrentThread},
53    {"countStackFrames", "()I",        (void *)&JVM_CountStackFrames},
54    {"interrupt0",       "()V",        (void *)&JVM_Interrupt},
55    {"isInterrupted",    "(Z)Z",       (void *)&JVM_IsInterrupted},
56    {"holdsLock",        "(" OBJ ")Z", (void *)&JVM_HoldsLock},
57    {"getThreads",        "()[" THD,   (void *)&JVM_GetAllThreads},
58    {"dumpThreads",      "([" THD ")[[" STE, (void *)&JVM_DumpThreads},
59    {"setNativeName",    "(" STR ")V", (void *)&JVM_SetNativeThreadName},
60};
61
62#undef THD
63#undef OBJ
64#undef STE
65#undef STR
66
67JNIEXPORT void JNICALL
68Java_java_lang_Thread_registerNatives(JNIEnv *env, jclass cls)
69{
70    (*env)->RegisterNatives(env, cls, methods, ARRAY_LENGTH(methods));
71}
72