| /* |
| * Copyright (c) 1997, 2015, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| * |
| */ |
| |
| #ifndef SHARE_VM_PRIMS_NATIVELOOKUP_HPP |
| #define SHARE_VM_PRIMS_NATIVELOOKUP_HPP |
| |
| #include "memory/allocation.hpp" |
| #include "runtime/handles.hpp" |
| |
| // NativeLookup provides an interface for finding DLL entry points for |
| // Java native functions. |
| |
| class NativeLookup : AllStatic { |
| private: |
| // JNI name computation |
| static char* pure_jni_name(const methodHandle& method); |
| static char* long_jni_name(const methodHandle& method); |
| static char* critical_jni_name(const methodHandle& method); |
| |
| // Style specific lookup |
| static address lookup_style(const methodHandle& method, char* pure_name, const char* long_name, int args_size, bool os_style, bool& in_base_library, TRAPS); |
| static address lookup_critical_style(const methodHandle& method, char* pure_name, const char* long_name, int args_size, bool os_style); |
| static address lookup_base (const methodHandle& method, bool& in_base_library, TRAPS); |
| static address lookup_entry(const methodHandle& method, bool& in_base_library, TRAPS); |
| static address lookup_entry_prefixed(const methodHandle& method, bool& in_base_library, TRAPS); |
| public: |
| // Lookup native function. May throw UnsatisfiedLinkError. |
| static address lookup(const methodHandle& method, bool& in_base_library, TRAPS); |
| static address lookup_critical_entry(const methodHandle& method); |
| |
| // Lookup native functions in base library. |
| static address base_library_lookup(const char* class_name, const char* method_name, const char* signature); |
| }; |
| |
| #endif // SHARE_VM_PRIMS_NATIVELOOKUP_HPP |