src/java.base/share/native/libnet/Inet6Address.c
author michaelm
Thu, 13 Jun 2019 09:10:51 +0100
changeset 55375 96c7427456f9
parent 47216 71c04702a3d5
permissions -rw-r--r--
8216417: cleanup of IPv6 scope-id handling Reviewed-by: alanb, chegar, dfuchs
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/*
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 * Copyright (c) 2000, 2013, Oracle and/or its affiliates. All rights reserved.
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
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 * This code is free software; you can redistribute it and/or modify it
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 * under the terms of the GNU General Public License version 2 only, as
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 * published by the Free Software Foundation.  Oracle designates this
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 * particular file as subject to the "Classpath" exception as provided
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 * by Oracle in the LICENSE file that accompanied this code.
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 *
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 * This code is distributed in the hope that it will be useful, but WITHOUT
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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 * version 2 for more details (a copy is included in the LICENSE file that
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 * accompanied this code).
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 *
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 * You should have received a copy of the GNU General Public License version
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 * 2 along with this work; if not, write to the Free Software Foundation,
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 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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 *
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 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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 * or visit www.oracle.com if you need additional information or have any
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 * questions.
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 */
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#include <string.h>
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#include "java_net_Inet6Address.h"
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#include "net_util.h"
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/************************************************************************
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 * Inet6Address
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 */
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jclass ia6_class;
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jfieldID ia6_holder6ID;
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jfieldID ia6_ipaddressID;
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jfieldID ia6_scopeidID;
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jfieldID ia6_scopeidsetID;
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jfieldID ia6_scopeifnameID;
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jmethodID ia6_ctrID;
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static int ia6_initialized = 0;
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/*
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 * Class:     java_net_Inet6Address
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 * Method:    init
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 * Signature: ()V
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 */
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JNIEXPORT void JNICALL
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Java_java_net_Inet6Address_init(JNIEnv *env, jclass cls) {
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    if (!ia6_initialized) {
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        jclass ia6h_class;
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        jclass c = (*env)->FindClass(env, "java/net/Inet6Address");
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        CHECK_NULL(c);
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        ia6_class = (*env)->NewGlobalRef(env, c);
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        CHECK_NULL(ia6_class);
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        ia6h_class = (*env)->FindClass(env, "java/net/Inet6Address$Inet6AddressHolder");
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        CHECK_NULL(ia6h_class);
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        ia6_holder6ID = (*env)->GetFieldID(env, ia6_class, "holder6", "Ljava/net/Inet6Address$Inet6AddressHolder;");
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        CHECK_NULL(ia6_holder6ID);
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        ia6_ipaddressID = (*env)->GetFieldID(env, ia6h_class, "ipaddress", "[B");
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        CHECK_NULL(ia6_ipaddressID);
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        ia6_scopeidID = (*env)->GetFieldID(env, ia6h_class, "scope_id", "I");
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        CHECK_NULL(ia6_scopeidID);
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        ia6_scopeidsetID = (*env)->GetFieldID(env, ia6h_class, "scope_id_set", "Z");
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        CHECK_NULL(ia6_scopeidsetID);
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        ia6_scopeifnameID = (*env)->GetFieldID(env, ia6h_class, "scope_ifname", "Ljava/net/NetworkInterface;");
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        CHECK_NULL(ia6_scopeifnameID);
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        ia6_ctrID = (*env)->GetMethodID(env, ia6_class, "<init>", "()V");
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        CHECK_NULL(ia6_ctrID);
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        ia6_initialized = 1;
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    }
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}