The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2008, The Android Open Source Project |
| 3 | * |
Elliott Hughes | dd66bcb | 2011-04-12 11:28:59 -0700 | [diff] [blame] | 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 7 | * |
Elliott Hughes | dd66bcb | 2011-04-12 11:28:59 -0700 | [diff] [blame] | 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 9 | * |
Elliott Hughes | dd66bcb | 2011-04-12 11:28:59 -0700 | [diff] [blame] | 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | #define LOG_TAG "NetUtils" |
| 18 | |
Luke Huang | 92ae35e | 2019-01-04 19:46:47 +0800 | [diff] [blame] | 19 | #include <vector> |
| 20 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 21 | #include <arpa/inet.h> |
Lorenzo Colitti | cbe4f7c | 2015-03-06 19:57:39 +0900 | [diff] [blame] | 22 | #include <linux/filter.h> |
Paul Jensen | 578a76e | 2016-01-14 14:54:39 -0500 | [diff] [blame] | 23 | #include <linux/if_arp.h> |
markchien | 150e191 | 2018-12-27 22:49:51 +0800 | [diff] [blame] | 24 | #include <linux/tcp.h> |
Luke Huang | 247d83a | 2019-04-17 22:27:56 +0800 | [diff] [blame] | 25 | #include <net/if.h> |
Elliott Hughes | 7691b78 | 2016-05-11 15:18:13 -0700 | [diff] [blame] | 26 | #include <netinet/ether.h> |
Lorenzo Colitti | cbe4f7c | 2015-03-06 19:57:39 +0900 | [diff] [blame] | 27 | #include <netinet/ip.h> |
| 28 | #include <netinet/udp.h> |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 29 | |
Luke Huang | 141ec96 | 2020-05-28 15:41:46 +0800 | [diff] [blame] | 30 | #include <DnsProxydProtocol.h> // NETID_USE_LOCAL_NAMESERVERS |
Luke Huang | 247d83a | 2019-04-17 22:27:56 +0800 | [diff] [blame] | 31 | #include <android_runtime/AndroidRuntime.h> |
| 32 | #include <cutils/properties.h> |
Luke Huang | 247d83a | 2019-04-17 22:27:56 +0800 | [diff] [blame] | 33 | #include <nativehelper/JNIHelp.h> |
| 34 | #include <nativehelper/ScopedLocalRef.h> |
Luke Huang | 141ec96 | 2020-05-28 15:41:46 +0800 | [diff] [blame] | 35 | #include <utils/Log.h> |
| 36 | #include <utils/misc.h> |
Luke Huang | 247d83a | 2019-04-17 22:27:56 +0800 | [diff] [blame] | 37 | |
| 38 | #include "NetdClient.h" |
Andreas Gampe | 987f79f | 2014-11-18 17:29:46 -0800 | [diff] [blame] | 39 | #include "core_jni_helpers.h" |
Luke Huang | 247d83a | 2019-04-17 22:27:56 +0800 | [diff] [blame] | 40 | #include "jni.h" |
Andreas Gampe | 987f79f | 2014-11-18 17:29:46 -0800 | [diff] [blame] | 41 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 42 | extern "C" { |
Mike Lockwood | 0900f36 | 2009-07-10 17:24:07 -0400 | [diff] [blame] | 43 | int ifc_enable(const char *ifname); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 44 | int ifc_disable(const char *ifname); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 45 | } |
| 46 | |
| 47 | #define NETUTILS_PKG_NAME "android/net/NetworkUtils" |
| 48 | |
| 49 | namespace android { |
| 50 | |
Luke Huang | 92ae35e | 2019-01-04 19:46:47 +0800 | [diff] [blame] | 51 | constexpr int MAXPACKETSIZE = 8 * 1024; |
Luke Huang | f482a32 | 2019-05-02 11:46:25 +0800 | [diff] [blame] | 52 | // FrameworkListener limits the size of commands to 4096 bytes. |
| 53 | constexpr int MAXCMDSIZE = 4096; |
Luke Huang | 92ae35e | 2019-01-04 19:46:47 +0800 | [diff] [blame] | 54 | |
| 55 | static void throwErrnoException(JNIEnv* env, const char* functionName, int error) { |
| 56 | ScopedLocalRef<jstring> detailMessage(env, env->NewStringUTF(functionName)); |
| 57 | if (detailMessage.get() == NULL) { |
| 58 | // Not really much we can do here. We're probably dead in the water, |
| 59 | // but let's try to stumble on... |
| 60 | env->ExceptionClear(); |
| 61 | } |
| 62 | static jclass errnoExceptionClass = |
| 63 | MakeGlobalRefOrDie(env, FindClassOrDie(env, "android/system/ErrnoException")); |
| 64 | |
| 65 | static jmethodID errnoExceptionCtor = |
| 66 | GetMethodIDOrDie(env, errnoExceptionClass, |
| 67 | "<init>", "(Ljava/lang/String;I)V"); |
| 68 | |
| 69 | jobject exception = env->NewObject(errnoExceptionClass, |
| 70 | errnoExceptionCtor, |
| 71 | detailMessage.get(), |
| 72 | error); |
| 73 | env->Throw(reinterpret_cast<jthrowable>(exception)); |
| 74 | } |
| 75 | |
markchien | 150e191 | 2018-12-27 22:49:51 +0800 | [diff] [blame] | 76 | static void android_net_utils_attachDropAllBPFFilter(JNIEnv *env, jobject clazz, jobject javaFd) |
| 77 | { |
| 78 | struct sock_filter filter_code[] = { |
| 79 | // Reject all. |
| 80 | BPF_STMT(BPF_RET | BPF_K, 0) |
| 81 | }; |
| 82 | struct sock_fprog filter = { |
| 83 | sizeof(filter_code) / sizeof(filter_code[0]), |
| 84 | filter_code, |
| 85 | }; |
| 86 | |
| 87 | int fd = jniGetFDFromFileDescriptor(env, javaFd); |
| 88 | if (setsockopt(fd, SOL_SOCKET, SO_ATTACH_FILTER, &filter, sizeof(filter)) != 0) { |
| 89 | jniThrowExceptionFmt(env, "java/net/SocketException", |
| 90 | "setsockopt(SO_ATTACH_FILTER): %s", strerror(errno)); |
| 91 | } |
| 92 | } |
| 93 | |
| 94 | static void android_net_utils_detachBPFFilter(JNIEnv *env, jobject clazz, jobject javaFd) |
| 95 | { |
| 96 | int dummy = 0; |
| 97 | int fd = jniGetFDFromFileDescriptor(env, javaFd); |
| 98 | if (setsockopt(fd, SOL_SOCKET, SO_DETACH_FILTER, &dummy, sizeof(dummy)) != 0) { |
| 99 | jniThrowExceptionFmt(env, "java/net/SocketException", |
| 100 | "setsockopt(SO_DETACH_FILTER): %s", strerror(errno)); |
| 101 | } |
| 102 | |
| 103 | } |
Erik Kline | a3ca6bd | 2016-05-24 20:12:08 +0900 | [diff] [blame] | 104 | |
Paul Jensen | 32a58f0 | 2014-06-20 13:58:14 -0400 | [diff] [blame] | 105 | static jboolean android_net_utils_bindProcessToNetwork(JNIEnv *env, jobject thiz, jint netId) |
Paul Jensen | 3876495 | 2014-05-20 11:25:35 -0400 | [diff] [blame] | 106 | { |
Paul Jensen | 32a58f0 | 2014-06-20 13:58:14 -0400 | [diff] [blame] | 107 | return (jboolean) !setNetworkForProcess(netId); |
Paul Jensen | 3876495 | 2014-05-20 11:25:35 -0400 | [diff] [blame] | 108 | } |
| 109 | |
Paul Jensen | 72db88e | 2015-03-10 10:54:12 -0400 | [diff] [blame] | 110 | static jint android_net_utils_getBoundNetworkForProcess(JNIEnv *env, jobject thiz) |
Paul Jensen | 3876495 | 2014-05-20 11:25:35 -0400 | [diff] [blame] | 111 | { |
| 112 | return getNetworkForProcess(); |
| 113 | } |
| 114 | |
Paul Jensen | 32a58f0 | 2014-06-20 13:58:14 -0400 | [diff] [blame] | 115 | static jboolean android_net_utils_bindProcessToNetworkForHostResolution(JNIEnv *env, jobject thiz, |
| 116 | jint netId) |
Paul Jensen | 3876495 | 2014-05-20 11:25:35 -0400 | [diff] [blame] | 117 | { |
Paul Jensen | 32a58f0 | 2014-06-20 13:58:14 -0400 | [diff] [blame] | 118 | return (jboolean) !setNetworkForResolv(netId); |
Paul Jensen | 3876495 | 2014-05-20 11:25:35 -0400 | [diff] [blame] | 119 | } |
| 120 | |
Lorenzo Colitti | 9f1274b | 2014-08-21 11:45:54 -0700 | [diff] [blame] | 121 | static jint android_net_utils_bindSocketToNetwork(JNIEnv *env, jobject thiz, jint socket, |
Paul Jensen | 32a58f0 | 2014-06-20 13:58:14 -0400 | [diff] [blame] | 122 | jint netId) |
Paul Jensen | 3876495 | 2014-05-20 11:25:35 -0400 | [diff] [blame] | 123 | { |
Lorenzo Colitti | 9f1274b | 2014-08-21 11:45:54 -0700 | [diff] [blame] | 124 | return setNetworkForSocket(netId, socket); |
Paul Jensen | 3876495 | 2014-05-20 11:25:35 -0400 | [diff] [blame] | 125 | } |
| 126 | |
Paul Jensen | 6bc2c2c | 2014-05-07 15:27:40 -0400 | [diff] [blame] | 127 | static jboolean android_net_utils_protectFromVpn(JNIEnv *env, jobject thiz, jint socket) |
| 128 | { |
| 129 | return (jboolean) !protectFromVpn(socket); |
| 130 | } |
| 131 | |
Paul Jensen | cee9b51 | 2015-05-06 07:32:40 -0400 | [diff] [blame] | 132 | static jboolean android_net_utils_queryUserAccess(JNIEnv *env, jobject thiz, jint uid, jint netId) |
| 133 | { |
| 134 | return (jboolean) !queryUserAccess(uid, netId); |
| 135 | } |
| 136 | |
Remi NGUYEN VAN | 12da4a5 | 2018-07-04 11:15:56 +0900 | [diff] [blame] | 137 | static bool checkLenAndCopy(JNIEnv* env, const jbyteArray& addr, int len, void* dst) |
| 138 | { |
| 139 | if (env->GetArrayLength(addr) != len) { |
| 140 | return false; |
| 141 | } |
| 142 | env->GetByteArrayRegion(addr, 0, len, reinterpret_cast<jbyte*>(dst)); |
| 143 | return true; |
| 144 | } |
| 145 | |
Luke Huang | 92ae35e | 2019-01-04 19:46:47 +0800 | [diff] [blame] | 146 | static jobject android_net_utils_resNetworkQuery(JNIEnv *env, jobject thiz, jint netId, |
| 147 | jstring dname, jint ns_class, jint ns_type, jint flags) { |
| 148 | const jsize javaCharsCount = env->GetStringLength(dname); |
| 149 | const jsize byteCountUTF8 = env->GetStringUTFLength(dname); |
| 150 | |
| 151 | // Only allow dname which could be simply formatted to UTF8. |
| 152 | // In native layer, res_mkquery would re-format the input char array to packet. |
| 153 | std::vector<char> queryname(byteCountUTF8 + 1, 0); |
| 154 | |
| 155 | env->GetStringUTFRegion(dname, 0, javaCharsCount, queryname.data()); |
| 156 | int fd = resNetworkQuery(netId, queryname.data(), ns_class, ns_type, flags); |
| 157 | |
| 158 | if (fd < 0) { |
| 159 | throwErrnoException(env, "resNetworkQuery", -fd); |
| 160 | return nullptr; |
| 161 | } |
| 162 | |
| 163 | return jniCreateFileDescriptor(env, fd); |
| 164 | } |
| 165 | |
| 166 | static jobject android_net_utils_resNetworkSend(JNIEnv *env, jobject thiz, jint netId, |
| 167 | jbyteArray msg, jint msgLen, jint flags) { |
| 168 | uint8_t data[MAXCMDSIZE]; |
| 169 | |
| 170 | checkLenAndCopy(env, msg, msgLen, data); |
| 171 | int fd = resNetworkSend(netId, data, msgLen, flags); |
| 172 | |
| 173 | if (fd < 0) { |
| 174 | throwErrnoException(env, "resNetworkSend", -fd); |
| 175 | return nullptr; |
| 176 | } |
| 177 | |
| 178 | return jniCreateFileDescriptor(env, fd); |
| 179 | } |
| 180 | |
Luke Huang | 4219ab6 | 2019-04-08 15:16:04 +0800 | [diff] [blame] | 181 | static jobject android_net_utils_resNetworkResult(JNIEnv *env, jobject thiz, jobject javaFd) { |
Luke Huang | 92ae35e | 2019-01-04 19:46:47 +0800 | [diff] [blame] | 182 | int fd = jniGetFDFromFileDescriptor(env, javaFd); |
| 183 | int rcode; |
| 184 | std::vector<uint8_t> buf(MAXPACKETSIZE, 0); |
| 185 | |
| 186 | int res = resNetworkResult(fd, &rcode, buf.data(), MAXPACKETSIZE); |
Luke Huang | 5386f49 | 2019-03-26 15:50:10 +0800 | [diff] [blame] | 187 | jniSetFileDescriptorOfFD(env, javaFd, -1); |
Luke Huang | 92ae35e | 2019-01-04 19:46:47 +0800 | [diff] [blame] | 188 | if (res < 0) { |
| 189 | throwErrnoException(env, "resNetworkResult", -res); |
| 190 | return nullptr; |
| 191 | } |
| 192 | |
| 193 | jbyteArray answer = env->NewByteArray(res); |
| 194 | if (answer == nullptr) { |
| 195 | throwErrnoException(env, "resNetworkResult", ENOMEM); |
| 196 | return nullptr; |
| 197 | } else { |
| 198 | env->SetByteArrayRegion(answer, 0, res, |
| 199 | reinterpret_cast<jbyte*>(buf.data())); |
| 200 | } |
| 201 | |
Luke Huang | 4219ab6 | 2019-04-08 15:16:04 +0800 | [diff] [blame] | 202 | jclass class_DnsResponse = env->FindClass("android/net/DnsResolver$DnsResponse"); |
| 203 | jmethodID ctor = env->GetMethodID(class_DnsResponse, "<init>", "([BI)V"); |
| 204 | |
| 205 | return env->NewObject(class_DnsResponse, ctor, answer, rcode); |
Luke Huang | 92ae35e | 2019-01-04 19:46:47 +0800 | [diff] [blame] | 206 | } |
Lorenzo Colitti | cbe4f7c | 2015-03-06 19:57:39 +0900 | [diff] [blame] | 207 | |
Luke Huang | c09f2d6 | 2019-03-08 14:48:59 +0800 | [diff] [blame] | 208 | static void android_net_utils_resNetworkCancel(JNIEnv *env, jobject thiz, jobject javaFd) { |
| 209 | int fd = jniGetFDFromFileDescriptor(env, javaFd); |
| 210 | resNetworkCancel(fd); |
Luke Huang | 5386f49 | 2019-03-26 15:50:10 +0800 | [diff] [blame] | 211 | jniSetFileDescriptorOfFD(env, javaFd, -1); |
Luke Huang | c09f2d6 | 2019-03-08 14:48:59 +0800 | [diff] [blame] | 212 | } |
| 213 | |
Luke Huang | c211b27 | 2019-05-29 01:30:07 +0800 | [diff] [blame] | 214 | static jobject android_net_utils_getDnsNetwork(JNIEnv *env, jobject thiz) { |
| 215 | unsigned dnsNetId = 0; |
| 216 | if (int res = getNetworkForDns(&dnsNetId) < 0) { |
| 217 | throwErrnoException(env, "getDnsNetId", -res); |
| 218 | return nullptr; |
Luke Huang | 247d83a | 2019-04-17 22:27:56 +0800 | [diff] [blame] | 219 | } |
Luke Huang | c211b27 | 2019-05-29 01:30:07 +0800 | [diff] [blame] | 220 | bool privateDnsBypass = dnsNetId & NETID_USE_LOCAL_NAMESERVERS; |
Luke Huang | 247d83a | 2019-04-17 22:27:56 +0800 | [diff] [blame] | 221 | |
Luke Huang | c211b27 | 2019-05-29 01:30:07 +0800 | [diff] [blame] | 222 | static jclass class_Network = MakeGlobalRefOrDie( |
| 223 | env, FindClassOrDie(env, "android/net/Network")); |
| 224 | static jmethodID ctor = env->GetMethodID(class_Network, "<init>", "(IZ)V"); |
| 225 | return env->NewObject( |
| 226 | class_Network, ctor, dnsNetId & ~NETID_USE_LOCAL_NAMESERVERS, privateDnsBypass); |
Luke Huang | 247d83a | 2019-04-17 22:27:56 +0800 | [diff] [blame] | 227 | } |
| 228 | |
Luke Huang | 6f214e8 | 2020-06-16 19:10:02 +0800 | [diff] [blame] | 229 | static void android_net_utils_setAllowNetworkingForProcess(JNIEnv *env, jobject thiz, |
| 230 | jboolean hasConnectivity) { |
| 231 | setAllowNetworkingForProcess(hasConnectivity == JNI_TRUE); |
| 232 | } |
| 233 | |
markchien | 150e191 | 2018-12-27 22:49:51 +0800 | [diff] [blame] | 234 | static jobject android_net_utils_getTcpRepairWindow(JNIEnv *env, jobject thiz, jobject javaFd) { |
| 235 | if (javaFd == NULL) { |
| 236 | jniThrowNullPointerException(env, NULL); |
| 237 | return NULL; |
| 238 | } |
| 239 | |
| 240 | int fd = jniGetFDFromFileDescriptor(env, javaFd); |
| 241 | struct tcp_repair_window trw = {}; |
| 242 | socklen_t size = sizeof(trw); |
| 243 | |
| 244 | // Obtain the parameters of the TCP repair window. |
| 245 | int rc = getsockopt(fd, IPPROTO_TCP, TCP_REPAIR_WINDOW, &trw, &size); |
| 246 | if (rc == -1) { |
| 247 | throwErrnoException(env, "getsockopt : TCP_REPAIR_WINDOW", errno); |
| 248 | return NULL; |
| 249 | } |
| 250 | |
| 251 | struct tcp_info tcpinfo = {}; |
| 252 | socklen_t tcpinfo_size = sizeof(tcp_info); |
| 253 | |
| 254 | // Obtain the window scale from the tcp info structure. This contains a scale factor that |
| 255 | // should be applied to the window size. |
| 256 | rc = getsockopt(fd, IPPROTO_TCP, TCP_INFO, &tcpinfo, &tcpinfo_size); |
| 257 | if (rc == -1) { |
| 258 | throwErrnoException(env, "getsockopt : TCP_INFO", errno); |
| 259 | return NULL; |
| 260 | } |
| 261 | |
| 262 | jclass class_TcpRepairWindow = env->FindClass("android/net/TcpRepairWindow"); |
| 263 | jmethodID ctor = env->GetMethodID(class_TcpRepairWindow, "<init>", "(IIIIII)V"); |
| 264 | |
| 265 | return env->NewObject(class_TcpRepairWindow, ctor, trw.snd_wl1, trw.snd_wnd, trw.max_window, |
| 266 | trw.rcv_wnd, trw.rcv_wup, tcpinfo.tcpi_rcv_wscale); |
| 267 | } |
| 268 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 269 | // ---------------------------------------------------------------------------- |
| 270 | |
| 271 | /* |
| 272 | * JNI registration. |
| 273 | */ |
Luke Huang | 6f214e8 | 2020-06-16 19:10:02 +0800 | [diff] [blame] | 274 | // clang-format off |
Daniel Micay | 76f6a86 | 2015-09-19 17:31:01 -0400 | [diff] [blame] | 275 | static const JNINativeMethod gNetworkUtilMethods[] = { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 276 | /* name, signature, funcPtr */ |
Paul Jensen | 32a58f0 | 2014-06-20 13:58:14 -0400 | [diff] [blame] | 277 | { "bindProcessToNetwork", "(I)Z", (void*) android_net_utils_bindProcessToNetwork }, |
Paul Jensen | 72db88e | 2015-03-10 10:54:12 -0400 | [diff] [blame] | 278 | { "getBoundNetworkForProcess", "()I", (void*) android_net_utils_getBoundNetworkForProcess }, |
Paul Jensen | 32a58f0 | 2014-06-20 13:58:14 -0400 | [diff] [blame] | 279 | { "bindProcessToNetworkForHostResolution", "(I)Z", (void*) android_net_utils_bindProcessToNetworkForHostResolution }, |
Lorenzo Colitti | 9f1274b | 2014-08-21 11:45:54 -0700 | [diff] [blame] | 280 | { "bindSocketToNetwork", "(II)I", (void*) android_net_utils_bindSocketToNetwork }, |
Paul Jensen | 6bc2c2c | 2014-05-07 15:27:40 -0400 | [diff] [blame] | 281 | { "protectFromVpn", "(I)Z", (void*)android_net_utils_protectFromVpn }, |
Paul Jensen | cee9b51 | 2015-05-06 07:32:40 -0400 | [diff] [blame] | 282 | { "queryUserAccess", "(II)Z", (void*)android_net_utils_queryUserAccess }, |
markchien | 150e191 | 2018-12-27 22:49:51 +0800 | [diff] [blame] | 283 | { "attachDropAllBPFFilter", "(Ljava/io/FileDescriptor;)V", (void*) android_net_utils_attachDropAllBPFFilter }, |
| 284 | { "detachBPFFilter", "(Ljava/io/FileDescriptor;)V", (void*) android_net_utils_detachBPFFilter }, |
| 285 | { "getTcpRepairWindow", "(Ljava/io/FileDescriptor;)Landroid/net/TcpRepairWindow;", (void*) android_net_utils_getTcpRepairWindow }, |
Luke Huang | 92ae35e | 2019-01-04 19:46:47 +0800 | [diff] [blame] | 286 | { "resNetworkSend", "(I[BII)Ljava/io/FileDescriptor;", (void*) android_net_utils_resNetworkSend }, |
| 287 | { "resNetworkQuery", "(ILjava/lang/String;III)Ljava/io/FileDescriptor;", (void*) android_net_utils_resNetworkQuery }, |
Luke Huang | 4219ab6 | 2019-04-08 15:16:04 +0800 | [diff] [blame] | 288 | { "resNetworkResult", "(Ljava/io/FileDescriptor;)Landroid/net/DnsResolver$DnsResponse;", (void*) android_net_utils_resNetworkResult }, |
Luke Huang | c09f2d6 | 2019-03-08 14:48:59 +0800 | [diff] [blame] | 289 | { "resNetworkCancel", "(Ljava/io/FileDescriptor;)V", (void*) android_net_utils_resNetworkCancel }, |
Luke Huang | c211b27 | 2019-05-29 01:30:07 +0800 | [diff] [blame] | 290 | { "getDnsNetwork", "()Landroid/net/Network;", (void*) android_net_utils_getDnsNetwork }, |
Luke Huang | 6f214e8 | 2020-06-16 19:10:02 +0800 | [diff] [blame] | 291 | { "setAllowNetworkingForProcess", "(Z)V", (void *)android_net_utils_setAllowNetworkingForProcess }, |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 292 | }; |
Luke Huang | 6f214e8 | 2020-06-16 19:10:02 +0800 | [diff] [blame] | 293 | // clang-format on |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 294 | |
| 295 | int register_android_net_NetworkUtils(JNIEnv* env) |
| 296 | { |
Andreas Gampe | 987f79f | 2014-11-18 17:29:46 -0800 | [diff] [blame] | 297 | return RegisterMethodsOrDie(env, NETUTILS_PKG_NAME, gNetworkUtilMethods, |
| 298 | NELEM(gNetworkUtilMethods)); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 299 | } |
| 300 | |
| 301 | }; // namespace android |