/***** BEGIN LICENSE BLOCK *****
 * Version: CPL 1.0/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Common Public
 * License Version 1.0 (the "License"); you may not use this file
 * except in compliance with the License. You may obtain a copy of
 * the License at http://www.eclipse.org/legal/cpl-v10.html
 *
 * Software distributed under the License is distributed on an "AS
 * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
 * implied. See the License for the specific language governing
 * rights and limitations under the License.
 *
 * Copyright (C) 2008, 2009 Wayne Meissner
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either of the GNU General Public License Version 2 or later (the "GPL"),
 * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
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 ***** END LICENSE BLOCK *****/

#ifndef JRUBY_JUTIL_H
#define JRUBY_JUTIL_H

#include <jni.h>
#include <stdint.h>
#include <exception>

namespace jruby {

    /**
     * Convert a C pointer into a java long
     */
    static inline jlong p2j(const void *p) {
        return (jlong) (uintptr_t) p;
    }

    /**
     * Convert a java long into a C pointer
     */
    static inline void* j2p(jlong j) {
        return (void *) (uintptr_t) j;
    }

    JNIEnv* getCurrentEnv();
    extern JavaVM* jvm;


#define throwException(env, name, fmt, a...) \
    jffi_throwExceptionByName((env), jffi_##name##Exception, fmt, ##a)

    extern const char* IllegalArgumentException;
    extern const char* NullPointerException;
    extern const char* OutOfBoundsException;
    extern const char* OutOfMemoryException;
    extern const char* RuntimeException;


    extern void throwExceptionByName(JNIEnv* env, const char* exceptionName, const char* fmt, ...);

} //namespace jruby

#endif // JRUBY_JUTIL_H
