jniCheck.hpp revision 1472:c18cbe5936b8 
1168515Sgshapiro/*
2168515Sgshapiro * Copyright (c) 2003, 2008, Oracle and/or its affiliates. All rights reserved.
3168515Sgshapiro * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4168515Sgshapiro *
5168515Sgshapiro * This code is free software; you can redistribute it and/or modify it
6168515Sgshapiro * under the terms of the GNU General Public License version 2 only, as
7168515Sgshapiro * published by the Free Software Foundation.
8168515Sgshapiro *
9168515Sgshapiro * This code is distributed in the hope that it will be useful, but WITHOUT
10168515Sgshapiro * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11168515Sgshapiro * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
12168515Sgshapiro * version 2 for more details (a copy is included in the LICENSE file that
13168515Sgshapiro * accompanied this code).
14168515Sgshapiro *
15168515Sgshapiro * You should have received a copy of the GNU General Public License version
16168515Sgshapiro * 2 along with this work; if not, write to the Free Software Foundation,
17168515Sgshapiro * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18168515Sgshapiro *
19168515Sgshapiro * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20168515Sgshapiro * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
23 */
24
25extern "C" {
26  // Report a JNI failure caught by -Xcheck:jni.  Perform a core dump.
27  // Note: two variations -- one to be called when in VM state (e.g. when
28  // within IN_VM macro), one to be called when in NATIVE state.
29
30  // When in VM state:
31  static void ReportJNIFatalError(JavaThread* thr, const char *msg) {
32    tty->print_cr("FATAL ERROR in native method: %s", msg);
33    thr->print_stack();
34    os::abort(true);
35  }
36}
37
38//
39// Checked JNI routines that are useful for outside of checked JNI
40//
41
42class jniCheck : public AllStatic {
43 public:
44  static oop validate_handle(JavaThread* thr, jobject obj);
45  static oop validate_object(JavaThread* thr, jobject obj);
46  static klassOop validate_class(JavaThread* thr, jclass clazz, bool allow_primitive = false);
47  static void validate_class_descriptor(JavaThread* thr, const char* name);
48  static void validate_throwable_klass(JavaThread* thr, klassOop klass);
49  static void validate_call_object(JavaThread* thr, jobject obj, jmethodID method_id);
50  static void validate_call_class(JavaThread* thr, jclass clazz, jmethodID method_id);
51  static methodOop validate_jmethod_id(JavaThread* thr, jmethodID method_id);
52};
53