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102 lines
3.9 KiB
C
102 lines
3.9 KiB
C
/*
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* Copyright (c) 2017, 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 "jni.h"
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#include "jni_util.h"
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#include "proxy_util.h"
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jclass proxy_class;
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jclass isaddr_class;
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jclass ptype_class;
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jmethodID isaddr_createUnresolvedID;
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jmethodID proxy_ctrID;
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jfieldID pr_no_proxyID;
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jfieldID ptype_httpID;
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jfieldID ptype_socksID;
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int initJavaClass(JNIEnv *env) {
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jclass proxy_cls = NULL;
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jclass ptype_cls = NULL;
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jclass isaddr_cls = NULL;
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// Proxy initialization
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proxy_cls = (*env)->FindClass(env,"java/net/Proxy");
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CHECK_NULL_RETURN(proxy_cls, 0);
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proxy_class = (*env)->NewGlobalRef(env, proxy_cls);
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CHECK_NULL_RETURN(proxy_class, 0);
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proxy_ctrID = (*env)->GetMethodID(env, proxy_class, "<init>",
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"(Ljava/net/Proxy$Type;Ljava/net/SocketAddress;)V");
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CHECK_NULL_RETURN(proxy_ctrID, 0);
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// Proxy$Type initialization
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ptype_cls = (*env)->FindClass(env,"java/net/Proxy$Type");
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CHECK_NULL_RETURN(ptype_cls, 0);
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ptype_class = (*env)->NewGlobalRef(env, ptype_cls);
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CHECK_NULL_RETURN(ptype_class, 0);
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ptype_httpID = (*env)->GetStaticFieldID(env, ptype_class, "HTTP",
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"Ljava/net/Proxy$Type;");
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CHECK_NULL_RETURN(ptype_httpID, 0);
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ptype_socksID = (*env)->GetStaticFieldID(env, ptype_class, "SOCKS",
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"Ljava/net/Proxy$Type;");
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CHECK_NULL_RETURN(ptype_socksID, 0);
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// NO_PROXY
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pr_no_proxyID = (*env)->GetStaticFieldID(env, proxy_class, "NO_PROXY",
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"Ljava/net/Proxy;");
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CHECK_NULL_RETURN(pr_no_proxyID, 0);
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// InetSocketAddress initialization
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isaddr_cls = (*env)->FindClass(env, "java/net/InetSocketAddress");
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CHECK_NULL_RETURN(isaddr_cls, 0);
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isaddr_class = (*env)->NewGlobalRef(env, isaddr_cls);
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CHECK_NULL_RETURN(isaddr_class, 0);
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isaddr_createUnresolvedID = (*env)->GetStaticMethodID(env, isaddr_class,
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"createUnresolved",
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"(Ljava/lang/String;I)Ljava/net/InetSocketAddress;");
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return isaddr_createUnresolvedID != NULL ? 1 : 0;
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}
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jobject createProxy(JNIEnv *env, jfieldID ptype_ID, const char* phost, unsigned short pport) {
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jobject jProxy = NULL;
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jobject type_proxy = NULL;
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type_proxy = (*env)->GetStaticObjectField(env, ptype_class, ptype_ID);
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if (type_proxy) {
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jstring jhost = NULL;
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jhost = (*env)->NewStringUTF(env, phost);
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if (jhost) {
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jobject isa = NULL;
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isa = (*env)->CallStaticObjectMethod(env, isaddr_class,
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isaddr_createUnresolvedID, jhost, pport);
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if (isa) {
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jProxy = (*env)->NewObject(env, proxy_class, proxy_ctrID,
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type_proxy, isa);
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}
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}
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}
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return jProxy;
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}
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