1 /*
2  * Copyright (c) 2000, 2013, Oracle and/or its affiliates. All rights reserved.
3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4  *
5  * This code is free software; you can redistribute it and/or modify it
6  * under the terms of the GNU General Public License version 2 only, as
7  * published by the Free Software Foundation.  Oracle designates this
8  * particular file as subject to the "Classpath" exception as provided
9  * by Oracle in the LICENSE file that accompanied this code.
10  *
11  * This code is distributed in the hope that it will be useful, but WITHOUT
12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14  * version 2 for more details (a copy is included in the LICENSE file that
15  * accompanied this code).
16  *
17  * You should have received a copy of the GNU General Public License version
18  * 2 along with this work; if not, write to the Free Software Foundation,
19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20  *
21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22  * or visit www.oracle.com if you need additional information or have any
23  * questions.
24  */
25 
26 #include <string.h>
27 
28 #include "net_util.h"
29 #include "JNIHelp.h"
30 
31 #define NATIVE_METHOD(className, functionName, signature) \
32 { #functionName, signature, (void*)(className ## _ ## functionName) }
33 
34 /************************************************************************
35  * Inet6Address
36  */
37 
38 jclass ia6_class;
39 jfieldID ia6_holder6ID;
40 
41 jfieldID ia6_ipaddressID;
42 jfieldID ia6_scopeidID;
43 jfieldID ia6_scopeidsetID;
44 jfieldID ia6_scopeifnameID;
45 jmethodID ia6_ctrID;
46 
Inet6Address_init(JNIEnv * env)47 static void Inet6Address_init(JNIEnv *env) {
48     jclass ia6h_class;
49     jclass c = (*env)->FindClass(env, "java/net/Inet6Address");
50     CHECK_NULL(c);
51     ia6_class = (*env)->NewGlobalRef(env, c);
52     CHECK_NULL(ia6_class);
53     ia6h_class = (*env)->FindClass(env, "java/net/Inet6Address$Inet6AddressHolder");
54     CHECK_NULL(ia6h_class);
55     ia6_holder6ID = (*env)->GetFieldID(env, ia6_class, "holder6", "Ljava/net/Inet6Address$Inet6AddressHolder;");
56     CHECK_NULL(ia6_holder6ID);
57     ia6_ipaddressID = (*env)->GetFieldID(env, ia6h_class, "ipaddress", "[B");
58     CHECK_NULL(ia6_ipaddressID);
59     ia6_scopeidID = (*env)->GetFieldID(env, ia6h_class, "scope_id", "I");
60     CHECK_NULL(ia6_scopeidID);
61     ia6_scopeidsetID = (*env)->GetFieldID(env, ia6h_class, "scope_id_set", "Z");
62     CHECK_NULL(ia6_scopeidsetID);
63     ia6_scopeifnameID = (*env)->GetFieldID(env, ia6h_class, "scope_ifname", "Ljava/net/NetworkInterface;");
64     CHECK_NULL(ia6_scopeifnameID);
65     ia6_ctrID = (*env)->GetMethodID(env, ia6_class, "<init>", "()V");
66 }
67 
register_java_net_Inet6Address(JNIEnv * env)68 void register_java_net_Inet6Address(JNIEnv* env) {
69     Inet6Address_init(env);
70 }
71