1/* 2 * Copyright (c) 2017, 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 "jni.h" 27#include "jni_util.h" 28 29#include "proxy_util.h" 30 31jclass proxy_class; 32jclass isaddr_class; 33jclass ptype_class; 34jmethodID isaddr_createUnresolvedID; 35jmethodID proxy_ctrID; 36jfieldID pr_no_proxyID; 37jfieldID ptype_httpID; 38jfieldID ptype_socksID; 39 40int initJavaClass(JNIEnv *env) { 41 jclass proxy_cls = NULL; 42 jclass ptype_cls = NULL; 43 jclass isaddr_cls = NULL; 44 45 // Proxy initialization 46 proxy_cls = (*env)->FindClass(env,"java/net/Proxy"); 47 CHECK_NULL_RETURN(proxy_cls, 0); 48 proxy_class = (*env)->NewGlobalRef(env, proxy_cls); 49 CHECK_NULL_RETURN(proxy_class, 0); 50 proxy_ctrID = (*env)->GetMethodID(env, proxy_class, "<init>", 51 "(Ljava/net/Proxy$Type;Ljava/net/SocketAddress;)V"); 52 CHECK_NULL_RETURN(proxy_ctrID, 0); 53 54 // Proxy$Type initialization 55 ptype_cls = (*env)->FindClass(env,"java/net/Proxy$Type"); 56 CHECK_NULL_RETURN(ptype_cls, 0); 57 ptype_class = (*env)->NewGlobalRef(env, ptype_cls); 58 CHECK_NULL_RETURN(ptype_class, 0); 59 ptype_httpID = (*env)->GetStaticFieldID(env, ptype_class, "HTTP", 60 "Ljava/net/Proxy$Type;"); 61 CHECK_NULL_RETURN(ptype_httpID, 0); 62 ptype_socksID = (*env)->GetStaticFieldID(env, ptype_class, "SOCKS", 63 "Ljava/net/Proxy$Type;"); 64 CHECK_NULL_RETURN(ptype_socksID, 0); 65 66 // NO_PROXY 67 pr_no_proxyID = (*env)->GetStaticFieldID(env, proxy_class, "NO_PROXY", 68 "Ljava/net/Proxy;"); 69 CHECK_NULL_RETURN(pr_no_proxyID, 0); 70 71 // InetSocketAddress initialization 72 isaddr_cls = (*env)->FindClass(env, "java/net/InetSocketAddress"); 73 CHECK_NULL_RETURN(isaddr_cls, 0); 74 isaddr_class = (*env)->NewGlobalRef(env, isaddr_cls); 75 CHECK_NULL_RETURN(isaddr_class, 0); 76 isaddr_createUnresolvedID = (*env)->GetStaticMethodID(env, isaddr_class, 77 "createUnresolved", 78 "(Ljava/lang/String;I)Ljava/net/InetSocketAddress;"); 79 80 return isaddr_createUnresolvedID != NULL ? 1 : 0; 81} 82 83jobject createProxy(JNIEnv *env, jfieldID ptype_ID, const char* phost, unsigned short pport) { 84 jobject jProxy = NULL; 85 jobject type_proxy = NULL; 86 type_proxy = (*env)->GetStaticObjectField(env, ptype_class, ptype_ID); 87 if (type_proxy) { 88 jstring jhost = NULL; 89 jhost = (*env)->NewStringUTF(env, phost); 90 if (jhost) { 91 jobject isa = NULL; 92 isa = (*env)->CallStaticObjectMethod(env, isaddr_class, 93 isaddr_createUnresolvedID, jhost, pport); 94 if (isa) { 95 jProxy = (*env)->NewObject(env, proxy_class, proxy_ctrID, 96 type_proxy, isa); 97 } 98 } 99 } 100 return jProxy; 101} 102