Move the VPN code out of packages/Connectivity.
Bug: 173331190
Test: atest FrameworksNetTests HostsideVpnTests CtsNetTestCases
Change-Id: Idc6ed1a544e744f8661d1e387da278736d407489
diff --git a/service/Android.bp b/service/Android.bp
index 8fc3181..ed1716f 100644
--- a/service/Android.bp
+++ b/service/Android.bp
@@ -25,7 +25,6 @@
],
srcs: [
"jni/com_android_server_TestNetworkService.cpp",
- "jni/com_android_server_connectivity_Vpn.cpp",
"jni/onload.cpp",
],
shared_libs: [
diff --git a/service/jni/com_android_server_connectivity_Vpn.cpp b/service/jni/com_android_server_connectivity_Vpn.cpp
deleted file mode 100644
index ea5e718..0000000
--- a/service/jni/com_android_server_connectivity_Vpn.cpp
+++ /dev/null
@@ -1,377 +0,0 @@
-/*
- * Copyright (C) 2011 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_NDEBUG 0
-
-#define LOG_TAG "VpnJni"
-
-#include <arpa/inet.h>
-#include <errno.h>
-#include <fcntl.h>
-#include <linux/if.h>
-#include <linux/if_tun.h>
-#include <linux/route.h>
-#include <linux/ipv6_route.h>
-#include <netinet/in.h>
-#include <stdio.h>
-#include <string.h>
-#include <sys/ioctl.h>
-#include <sys/socket.h>
-#include <sys/stat.h>
-#include <sys/types.h>
-
-#include <log/log.h>
-#include <android/log.h>
-
-#include "netutils/ifc.h"
-
-#include "jni.h"
-#include <nativehelper/JNIHelp.h>
-
-namespace android
-{
-
-static int inet4 = -1;
-static int inet6 = -1;
-
-static inline in_addr_t *as_in_addr(sockaddr *sa) {
- return &((sockaddr_in *)sa)->sin_addr.s_addr;
-}
-
-//------------------------------------------------------------------------------
-
-#define SYSTEM_ERROR (-1)
-#define BAD_ARGUMENT (-2)
-
-static int create_interface(int mtu)
-{
- int tun = open("/dev/tun", O_RDWR | O_NONBLOCK | O_CLOEXEC);
-
- ifreq ifr4;
- memset(&ifr4, 0, sizeof(ifr4));
-
- // Allocate interface.
- ifr4.ifr_flags = IFF_TUN | IFF_NO_PI;
- if (ioctl(tun, TUNSETIFF, &ifr4)) {
- ALOGE("Cannot allocate TUN: %s", strerror(errno));
- goto error;
- }
-
- // Activate interface.
- ifr4.ifr_flags = IFF_UP;
- if (ioctl(inet4, SIOCSIFFLAGS, &ifr4)) {
- ALOGE("Cannot activate %s: %s", ifr4.ifr_name, strerror(errno));
- goto error;
- }
-
- // Set MTU if it is specified.
- ifr4.ifr_mtu = mtu;
- if (mtu > 0 && ioctl(inet4, SIOCSIFMTU, &ifr4)) {
- ALOGE("Cannot set MTU on %s: %s", ifr4.ifr_name, strerror(errno));
- goto error;
- }
-
- return tun;
-
-error:
- close(tun);
- return SYSTEM_ERROR;
-}
-
-static int get_interface_name(char *name, int tun)
-{
- ifreq ifr4;
- if (ioctl(tun, TUNGETIFF, &ifr4)) {
- ALOGE("Cannot get interface name: %s", strerror(errno));
- return SYSTEM_ERROR;
- }
- strncpy(name, ifr4.ifr_name, IFNAMSIZ);
- return 0;
-}
-
-static int get_interface_index(const char *name)
-{
- ifreq ifr4;
- strncpy(ifr4.ifr_name, name, IFNAMSIZ);
- if (ioctl(inet4, SIOGIFINDEX, &ifr4)) {
- ALOGE("Cannot get index of %s: %s", name, strerror(errno));
- return SYSTEM_ERROR;
- }
- return ifr4.ifr_ifindex;
-}
-
-static int set_addresses(const char *name, const char *addresses)
-{
- int index = get_interface_index(name);
- if (index < 0) {
- return index;
- }
-
- ifreq ifr4;
- memset(&ifr4, 0, sizeof(ifr4));
- strncpy(ifr4.ifr_name, name, IFNAMSIZ);
- ifr4.ifr_addr.sa_family = AF_INET;
- ifr4.ifr_netmask.sa_family = AF_INET;
-
- in6_ifreq ifr6;
- memset(&ifr6, 0, sizeof(ifr6));
- ifr6.ifr6_ifindex = index;
-
- char address[65];
- int prefix;
- int chars;
- int count = 0;
-
- while (sscanf(addresses, " %64[^/]/%d %n", address, &prefix, &chars) == 2) {
- addresses += chars;
-
- if (strchr(address, ':')) {
- // Add an IPv6 address.
- if (inet_pton(AF_INET6, address, &ifr6.ifr6_addr) != 1 ||
- prefix < 0 || prefix > 128) {
- count = BAD_ARGUMENT;
- break;
- }
-
- ifr6.ifr6_prefixlen = prefix;
- if (ioctl(inet6, SIOCSIFADDR, &ifr6)) {
- count = (errno == EINVAL) ? BAD_ARGUMENT : SYSTEM_ERROR;
- break;
- }
- } else {
- // Add an IPv4 address.
- if (inet_pton(AF_INET, address, as_in_addr(&ifr4.ifr_addr)) != 1 ||
- prefix < 0 || prefix > 32) {
- count = BAD_ARGUMENT;
- break;
- }
-
- if (count) {
- snprintf(ifr4.ifr_name, sizeof(ifr4.ifr_name), "%s:%d", name, count);
- }
- if (ioctl(inet4, SIOCSIFADDR, &ifr4)) {
- count = (errno == EINVAL) ? BAD_ARGUMENT : SYSTEM_ERROR;
- break;
- }
-
- in_addr_t mask = prefix ? (~0 << (32 - prefix)) : 0;
- *as_in_addr(&ifr4.ifr_netmask) = htonl(mask);
- if (ioctl(inet4, SIOCSIFNETMASK, &ifr4)) {
- count = (errno == EINVAL) ? BAD_ARGUMENT : SYSTEM_ERROR;
- break;
- }
- }
- ALOGD("Address added on %s: %s/%d", name, address, prefix);
- ++count;
- }
-
- if (count == BAD_ARGUMENT) {
- ALOGE("Invalid address: %s/%d", address, prefix);
- } else if (count == SYSTEM_ERROR) {
- ALOGE("Cannot add address: %s/%d: %s", address, prefix, strerror(errno));
- } else if (*addresses) {
- ALOGE("Invalid address: %s", addresses);
- count = BAD_ARGUMENT;
- }
-
- return count;
-}
-
-static int reset_interface(const char *name)
-{
- ifreq ifr4;
- strncpy(ifr4.ifr_name, name, IFNAMSIZ);
- ifr4.ifr_flags = 0;
-
- if (ioctl(inet4, SIOCSIFFLAGS, &ifr4) && errno != ENODEV) {
- ALOGE("Cannot reset %s: %s", name, strerror(errno));
- return SYSTEM_ERROR;
- }
- return 0;
-}
-
-static int check_interface(const char *name)
-{
- ifreq ifr4;
- strncpy(ifr4.ifr_name, name, IFNAMSIZ);
- ifr4.ifr_flags = 0;
-
- if (ioctl(inet4, SIOCGIFFLAGS, &ifr4) && errno != ENODEV) {
- ALOGE("Cannot check %s: %s", name, strerror(errno));
- }
- return ifr4.ifr_flags;
-}
-
-static bool modifyAddress(JNIEnv *env, jobject thiz, jstring jName, jstring jAddress,
- jint jPrefixLength, bool add)
-{
- int error = SYSTEM_ERROR;
- const char *name = jName ? env->GetStringUTFChars(jName, NULL) : NULL;
- const char *address = jAddress ? env->GetStringUTFChars(jAddress, NULL) : NULL;
-
- if (!name) {
- jniThrowNullPointerException(env, "name");
- } else if (!address) {
- jniThrowNullPointerException(env, "address");
- } else {
- if (add) {
- if ((error = ifc_add_address(name, address, jPrefixLength)) != 0) {
- ALOGE("Cannot add address %s/%d on interface %s (%s)", address, jPrefixLength, name,
- strerror(-error));
- }
- } else {
- if ((error = ifc_del_address(name, address, jPrefixLength)) != 0) {
- ALOGE("Cannot del address %s/%d on interface %s (%s)", address, jPrefixLength, name,
- strerror(-error));
- }
- }
- }
-
- if (name) {
- env->ReleaseStringUTFChars(jName, name);
- }
- if (address) {
- env->ReleaseStringUTFChars(jAddress, address);
- }
- return !error;
-}
-
-//------------------------------------------------------------------------------
-
-static void throwException(JNIEnv *env, int error, const char *message)
-{
- if (error == SYSTEM_ERROR) {
- jniThrowException(env, "java/lang/IllegalStateException", message);
- } else {
- jniThrowException(env, "java/lang/IllegalArgumentException", message);
- }
-}
-
-static jint create(JNIEnv *env, jobject /* thiz */, jint mtu)
-{
- int tun = create_interface(mtu);
- if (tun < 0) {
- throwException(env, tun, "Cannot create interface");
- return -1;
- }
- return tun;
-}
-
-static jstring getName(JNIEnv *env, jobject /* thiz */, jint tun)
-{
- char name[IFNAMSIZ];
- if (get_interface_name(name, tun) < 0) {
- throwException(env, SYSTEM_ERROR, "Cannot get interface name");
- return NULL;
- }
- return env->NewStringUTF(name);
-}
-
-static jint setAddresses(JNIEnv *env, jobject /* thiz */, jstring jName,
- jstring jAddresses)
-{
- const char *name = NULL;
- const char *addresses = NULL;
- int count = -1;
-
- name = jName ? env->GetStringUTFChars(jName, NULL) : NULL;
- if (!name) {
- jniThrowNullPointerException(env, "name");
- goto error;
- }
- addresses = jAddresses ? env->GetStringUTFChars(jAddresses, NULL) : NULL;
- if (!addresses) {
- jniThrowNullPointerException(env, "addresses");
- goto error;
- }
- count = set_addresses(name, addresses);
- if (count < 0) {
- throwException(env, count, "Cannot set address");
- count = -1;
- }
-
-error:
- if (name) {
- env->ReleaseStringUTFChars(jName, name);
- }
- if (addresses) {
- env->ReleaseStringUTFChars(jAddresses, addresses);
- }
- return count;
-}
-
-static void reset(JNIEnv *env, jobject /* thiz */, jstring jName)
-{
- const char *name = jName ? env->GetStringUTFChars(jName, NULL) : NULL;
- if (!name) {
- jniThrowNullPointerException(env, "name");
- return;
- }
- if (reset_interface(name) < 0) {
- throwException(env, SYSTEM_ERROR, "Cannot reset interface");
- }
- env->ReleaseStringUTFChars(jName, name);
-}
-
-static jint check(JNIEnv *env, jobject /* thiz */, jstring jName)
-{
- const char *name = jName ? env->GetStringUTFChars(jName, NULL) : NULL;
- if (!name) {
- jniThrowNullPointerException(env, "name");
- return 0;
- }
- int flags = check_interface(name);
- env->ReleaseStringUTFChars(jName, name);
- return flags;
-}
-
-static bool addAddress(JNIEnv *env, jobject thiz, jstring jName, jstring jAddress,
- jint jPrefixLength)
-{
- return modifyAddress(env, thiz, jName, jAddress, jPrefixLength, true);
-}
-
-static bool delAddress(JNIEnv *env, jobject thiz, jstring jName, jstring jAddress,
- jint jPrefixLength)
-{
- return modifyAddress(env, thiz, jName, jAddress, jPrefixLength, false);
-}
-
-//------------------------------------------------------------------------------
-
-static const JNINativeMethod gMethods[] = {
- {"jniCreate", "(I)I", (void *)create},
- {"jniGetName", "(I)Ljava/lang/String;", (void *)getName},
- {"jniSetAddresses", "(Ljava/lang/String;Ljava/lang/String;)I", (void *)setAddresses},
- {"jniReset", "(Ljava/lang/String;)V", (void *)reset},
- {"jniCheck", "(Ljava/lang/String;)I", (void *)check},
- {"jniAddAddress", "(Ljava/lang/String;Ljava/lang/String;I)Z", (void *)addAddress},
- {"jniDelAddress", "(Ljava/lang/String;Ljava/lang/String;I)Z", (void *)delAddress},
-};
-
-int register_android_server_connectivity_Vpn(JNIEnv *env)
-{
- if (inet4 == -1) {
- inet4 = socket(AF_INET, SOCK_DGRAM, 0);
- }
- if (inet6 == -1) {
- inet6 = socket(AF_INET6, SOCK_DGRAM, 0);
- }
- return jniRegisterNativeMethods(env, "com/android/server/connectivity/Vpn",
- gMethods, NELEM(gMethods));
-}
-
-};
diff --git a/service/jni/onload.cpp b/service/jni/onload.cpp
index 3afcb0e..0012879 100644
--- a/service/jni/onload.cpp
+++ b/service/jni/onload.cpp
@@ -19,7 +19,6 @@
namespace android {
-int register_android_server_connectivity_Vpn(JNIEnv* env);
int register_android_server_TestNetworkService(JNIEnv* env);
extern "C" jint JNI_OnLoad(JavaVM* vm, void*) {
@@ -29,12 +28,11 @@
return JNI_ERR;
}
- if (register_android_server_connectivity_Vpn(env) < 0
- || register_android_server_TestNetworkService(env) < 0) {
+ if (register_android_server_TestNetworkService(env) < 0) {
return JNI_ERR;
}
return JNI_VERSION_1_6;
}
-};
\ No newline at end of file
+};