src/share/vm/prims/nativeLookup.hpp

Wed, 11 Jan 2012 17:34:02 -0500

author
phh
date
Wed, 11 Jan 2012 17:34:02 -0500
changeset 3427
94ec88ca68e2
parent 2314
f95d63e2154a
child 3500
0382d2b469b2
permissions
-rw-r--r--

7115199: Add event tracing hooks and Java Flight Recorder infrastructure
Summary: Added a nop tracing infrastructure, JFR makefile changes and other infrastructure used only by JFR.
Reviewed-by: acorn, sspitsyn
Contributed-by: markus.gronlund@oracle.com

duke@435 1 /*
stefank@2314 2 * Copyright (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved.
duke@435 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
duke@435 4 *
duke@435 5 * This code is free software; you can redistribute it and/or modify it
duke@435 6 * under the terms of the GNU General Public License version 2 only, as
duke@435 7 * published by the Free Software Foundation.
duke@435 8 *
duke@435 9 * This code is distributed in the hope that it will be useful, but WITHOUT
duke@435 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
duke@435 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
duke@435 12 * version 2 for more details (a copy is included in the LICENSE file that
duke@435 13 * accompanied this code).
duke@435 14 *
duke@435 15 * You should have received a copy of the GNU General Public License version
duke@435 16 * 2 along with this work; if not, write to the Free Software Foundation,
duke@435 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
duke@435 18 *
trims@1907 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
trims@1907 20 * or visit www.oracle.com if you need additional information or have any
trims@1907 21 * questions.
duke@435 22 *
duke@435 23 */
duke@435 24
stefank@2314 25 #ifndef SHARE_VM_PRIMS_NATIVELOOKUP_HPP
stefank@2314 26 #define SHARE_VM_PRIMS_NATIVELOOKUP_HPP
stefank@2314 27
stefank@2314 28 #include "runtime/handles.hpp"
stefank@2314 29 #include "utilities/top.hpp"
stefank@2314 30
duke@435 31 // NativeLookup provides an interface for finding DLL entry points for
duke@435 32 // Java native functions.
duke@435 33
duke@435 34 class NativeLookup : AllStatic {
duke@435 35 private:
duke@435 36 // JNI name computation
duke@435 37 static char* pure_jni_name(methodHandle method);
duke@435 38 static char* long_jni_name(methodHandle method);
duke@435 39
duke@435 40 // Style specific lookup
duke@435 41 static address lookup_style(methodHandle method, char* pure_name, const char* long_name, int args_size, bool os_style, bool& in_base_library, TRAPS);
duke@435 42 static address lookup_base (methodHandle method, bool& in_base_library, TRAPS);
duke@435 43 static address lookup_entry(methodHandle method, bool& in_base_library, TRAPS);
duke@435 44 static address lookup_entry_prefixed(methodHandle method, bool& in_base_library, TRAPS);
duke@435 45 public:
duke@435 46 // Lookup native function. May throw UnsatisfiedLinkError.
duke@435 47 static address lookup(methodHandle method, bool& in_base_library, TRAPS);
duke@435 48
duke@435 49 // Lookup native functions in base library.
duke@435 50 static address base_library_lookup(const char* class_name, const char* method_name, const char* signature);
duke@435 51 };
stefank@2314 52
stefank@2314 53 #endif // SHARE_VM_PRIMS_NATIVELOOKUP_HPP

mercurial