jniCheck.hpp revision 3602:da91efe96a93 
1/*
2 * Copyright (c) 2003, 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
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7 * published by the Free Software Foundation.
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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.
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24
25#ifndef SHARE_VM_PRIMS_JNICHECK_HPP
26#define SHARE_VM_PRIMS_JNICHECK_HPP
27
28#ifndef KERNEL
29#include "runtime/thread.hpp"
30#endif
31
32extern "C" {
33  // Report a JNI failure caught by -Xcheck:jni.  Perform a core dump.
34  // Note: two variations -- one to be called when in VM state (e.g. when
35  // within IN_VM macro), one to be called when in NATIVE state.
36
37  // When in VM state:
38  static void ReportJNIFatalError(JavaThread* thr, const char *msg) {
39    tty->print_cr("FATAL ERROR in native method: %s", msg);
40    thr->print_stack();
41    os::abort(true);
42  }
43}
44
45//
46// Checked JNI routines that are useful for outside of checked JNI
47//
48
49class jniCheck : public AllStatic {
50 public:
51  static oop validate_handle(JavaThread* thr, jobject obj);
52  static oop validate_object(JavaThread* thr, jobject obj);
53  static Klass* validate_class(JavaThread* thr, jclass clazz, bool allow_primitive = false);
54  static void validate_class_descriptor(JavaThread* thr, const char* name);
55  static void validate_throwable_klass(JavaThread* thr, Klass* klass);
56  static void validate_call_object(JavaThread* thr, jobject obj, jmethodID method_id);
57  static void validate_call_class(JavaThread* thr, jclass clazz, jmethodID method_id);
58  static Method* validate_jmethod_id(JavaThread* thr, jmethodID method_id);
59};
60
61#endif // SHARE_VM_PRIMS_JNICHECK_HPP
62