/*
* Copyright ( c ) 1997 , 2022 , Oracle and / or its affiliates . All rights reserved .
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER .
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* 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 ) .
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* 2 along with this work ; if not , write to the Free Software Foundation ,
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#ifndef SHARE_PRIMS_NATIVELOOKUP_HPP
#define SHARE_PRIMS_NATIVELOOKUP_HPP
#include "memory/allStatic.hpp"
#include "runtime/handles.hpp"
// NativeLookup provides an interface for finding DLL entry points for
// Java native functions.
class NativeLookup : AllStatic {
private :
// Style specific lookup
static address lookup_style(const methodHandle& method, char * pure_name, const char * long_name, int args_size, bool os_style, TRAPS);
static address lookup_base (const methodHandle& method, TRAPS);
static address lookup_entry(const methodHandle& method, TRAPS);
static address lookup_entry_prefixed(const methodHandle& method, TRAPS);
static const char * compute_complete_jni_name(const char * pure_name, const char * long_name, int args_size, bool os_style);
public :
// JNI name computation
static char * pure_jni_name(const methodHandle& method);
static char * long_jni_name(const methodHandle& method);
// Lookup native function. May throw UnsatisfiedLinkError.
static address lookup(const methodHandle& method, TRAPS);
};
#endif // SHARE_PRIMS_NATIVELOOKUP_HPP
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