ZeroTierOne/java/jni/com_zerotierone_sdk_Node.cpp
2015-04-23 21:43:16 -07:00

1026 lines
28 KiB
C++

/*
* ZeroTier One - Network Virtualization Everywhere
* Copyright (C) 2011-2015 ZeroTier, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* --
*
* ZeroTier may be used and distributed under the terms of the GPLv3, which
* are available at: http://www.gnu.org/licenses/gpl-3.0.html
*
* If you would like to embed ZeroTier into a commercial application or
* redistribute it in a modified binary form, please contact ZeroTier Networks
* LLC. Start here: http://www.zerotier.com/
*/
#include "com_zerotierone_sdk_Node.h"
#include "ZT1_jniutils.h"
#include <ZeroTierOne.h>
#include <map>
#include <string>
#include <assert.h>
#include <string.h>
#ifdef __cplusplus
extern "C" {
#endif
namespace {
struct JniRef
{
JniRef()
: env(NULL)
, node(NULL)
, dataStoreGetListener(NULL)
, dataStorePutListener(NULL)
, packetSender(NULL)
, frameListener(NULL)
, configListener(NULL)
{}
uint64_t id;
JNIEnv *env;
ZT1_Node *node;
jobject dataStoreGetListener;
jobject dataStorePutListener;
jobject packetSender;
jobject frameListener;
jobject configListener;
};
int VirtualNetworkConfigFunctionCallback(ZT1_Node *node,void *userData,uint64_t,enum ZT1_VirtualNetworkConfigOperation,const ZT1_VirtualNetworkConfig *)
{
JniRef *ref = (JniRef*)userData;
assert(ref->node == node);
JNIEnv *env = ref->env;
return 0;
}
void VirtualNetworkFrameFunctionCallback(ZT1_Node *node,void *userData,uint64_t,uint64_t,uint64_t,unsigned int,unsigned int,const void *,unsigned int)
{
JniRef *ref = (JniRef*)userData;
assert(ref->node == node);
JNIEnv *env = ref->env;
}
void EventCallback(ZT1_Node *node,void *userData,enum ZT1_Event,const void *)
{
JniRef *ref = (JniRef*)userData;
assert(ref->node == node);
JNIEnv *env = ref->env;
}
long DataStoreGetFunction(ZT1_Node *node,void *userData,const char *,void *,unsigned long,unsigned long,unsigned long *)
{
JniRef *ref = (JniRef*)userData;
assert(ref->node == node);
JNIEnv *env = ref->env;
return 0;
}
int DataStorePutFunction(ZT1_Node *node,void *userData,const char *,const void *,unsigned long,int)
{
JniRef *ref = (JniRef*)userData;
assert(ref->node == node);
JNIEnv *env = ref->env;
return 0;
}
int WirePacketSendFunction(ZT1_Node *node,void *userData,const struct sockaddr_storage *,unsigned int,const void *,unsigned int)
{
JniRef *ref = (JniRef*)userData;
assert(ref->node == node);
JNIEnv *env = ref->env;
return 0;
}
typedef std::map<uint64_t, JniRef*> NodeMap;
static NodeMap nodeMap;
}
/*
* Class: com_zerotierone_sdk_Node
* Method: node_init
* Signature: (J)Lcom/zerotierone/sdk/ResultCode;
*/
JNIEXPORT jobject JNICALL Java_com_zerotierone_sdk_Node_node_1init
(JNIEnv *env, jobject obj, jlong now)
{
jobject resultObject = createResultObject(env, ZT1_RESULT_OK);
ZT1_Node *node;
JniRef *ref = new JniRef;
ZT1_ResultCode rc = ZT1_Node_new(
&node,
ref,
(uint64_t)now,
&DataStoreGetFunction,
&DataStorePutFunction,
&WirePacketSendFunction,
&VirtualNetworkFrameFunctionCallback,
&VirtualNetworkConfigFunctionCallback,
&EventCallback);
if(rc != ZT1_RESULT_OK)
{
resultObject = createResultObject(env, rc);
if(node)
{
ZT1_Node_delete(node);
node = NULL;
}
delete ref;
ref = NULL;
return resultObject;
}
ref->id = (uint64_t)now;
ref->env = env;
ref->node = node;
jclass cls = env->GetObjectClass(obj);
jfieldID fid = env->GetFieldID(
cls, "getListener", "Lcom/zerotierone/sdk/DataStoreGetListener;");
if(fid == NULL)
{
return NULL; // exception already thrown
}
ref->dataStoreGetListener = env->GetObjectField(obj, fid);
if(ref->dataStoreGetListener == NULL)
{
return NULL;
}
fid = env->GetFieldID(
cls, "putListener", "Lcom/zerotierone/sdk/DataStorePutLisetner;");
if(fid == NULL)
{
return NULL; // exception already thrown
}
ref->dataStorePutListener = env->GetObjectField(obj, fid);
if(ref->dataStorePutListener == NULL)
{
return NULL;
}
fid = env->GetFieldID(
cls, "sender", "Lcom/zerotierone/sdk/PacketSender;");
if(fid == NULL)
{
return NULL; // exception already thrown
}
ref->packetSender = env->GetObjectField(obj, fid);
if(ref->packetSender == NULL)
{
return NULL;
}
fid = env->GetFieldID(
cls, "frameListener", "Lcom/zerotierone/sdk/VirtualNetworkFrameListener;");
if(fid == NULL)
{
return NULL; // exception already thrown
}
ref->frameListener = env->GetObjectField(obj, fid);
if(ref->frameListener = NULL)
{
return NULL;
}
fid = env->GetFieldID(
cls, "configListener", "Lcom/zerotierone/sdk/VirtualNetworkConfigListener;");
if(fid == NULL)
{
return NULL; // exception already thrown
}
ref->configListener = env->GetObjectField(obj, fid);
if(ref->configListener == NULL)
{
return NULL;
}
nodeMap.insert(std::make_pair(ref->id, ref));
return resultObject;
}
/*
* Class: com_zerotierone_sdk_Node
* Method: node_delete
* Signature: (J)V
*/
JNIEXPORT void JNICALL Java_com_zerotierone_sdk_Node_node_1delete
(JNIEnv *env, jobject obj, jlong id)
{
uint64_t nodeId = (uint64_t)id;
NodeMap::iterator found = nodeMap.find(nodeId);
if(found != nodeMap.end())
{
JniRef *ref = found->second;
nodeMap.erase(found);
ZT1_Node_delete(ref->node);
delete ref;
ref = NULL;
}
}
/*
* Class: com_zerotierone_sdk_Node
* Method: processVirtualNetworkFrame
* Signature: (JJJJJII[B[J)Lcom/zerotierone/sdk/ResultCode;
*/
JNIEXPORT jobject JNICALL Java_com_zerotierone_sdk_Node_processVirtualNetworkFrame
(JNIEnv *env, jobject obj,
jlong id,
jlong in_now,
jlong in_nwid,
jlong in_sourceMac,
jlong in_destMac,
jint in_etherType,
jint in_vlanId,
jbyteArray in_frameData,
jlongArray out_nextBackgroundTaskDeadline)
{
uint64_t nodeId = (uint64_t) id;
ZT1_Node *node = findNode(nodeId);
if(node == NULL)
{
// cannot find valid node. We should never get here.
return createResultObject(env, ZT1_RESULT_FATAL_ERROR_INTERNAL);
}
unsigned int nbtd_len = env->GetArrayLength(out_nextBackgroundTaskDeadline);
if(nbtd_len < 1)
{
// array for next background task length has 0 elements!
return createResultObject(env, ZT1_RESULT_FATAL_ERROR_INTERNAL);
}
uint64_t now = (uint64_t)in_now;
uint64_t nwid = (uint64_t)in_nwid;
uint64_t sourceMac = (uint64_t)in_sourceMac;
uint64_t destMac = (uint64_t)in_destMac;
unsigned int etherType = (unsigned int)in_etherType;
unsigned int vlanId = (unsigned int)in_vlanId;
unsigned int frameLength = env->GetArrayLength(in_frameData);
jbyte *frameData =env->GetByteArrayElements(in_frameData, NULL);
uint64_t nextBackgroundTaskDeadline = 0;
ZT1_ResultCode rc = ZT1_Node_processVirtualNetworkFrame(
node,
now,
nwid,
sourceMac,
destMac,
etherType,
vlanId,
(const void*)frameData,
frameLength,
&nextBackgroundTaskDeadline);
jlong *outDeadline = env->GetLongArrayElements(out_nextBackgroundTaskDeadline, NULL);
outDeadline[0] = (jlong)nextBackgroundTaskDeadline;
env->ReleaseLongArrayElements(out_nextBackgroundTaskDeadline, outDeadline, 0);
env->ReleaseByteArrayElements(in_frameData, frameData, 0);
return createResultObject(env, rc);
}
/*
* Class: com_zerotierone_sdk_Node
* Method: processWirePacket
* Signature: (JJLjava/net/InetAddress;I[B[J)Lcom/zerotierone/sdk/ResultCode;
*/
JNIEXPORT jobject JNICALL Java_com_zerotierone_sdk_Node_processWirePacket
(JNIEnv *env, jobject obj,
jlong id,
jlong in_now,
jobject in_remoteAddress,
jint in_linkDesparation,
jbyteArray in_packetData,
jlongArray out_nextBackgroundTaskDeadline)
{
uint64_t nodeId = (uint64_t) id;
ZT1_Node *node = findNode(nodeId);
if(node == NULL)
{
// cannot find valid node. We should never get here.
return createResultObject(env, ZT1_RESULT_FATAL_ERROR_INTERNAL);
}
unsigned int nbtd_len = env->GetArrayLength(out_nextBackgroundTaskDeadline);
if(nbtd_len < 1)
{
return createResultObject(env, ZT1_RESULT_FATAL_ERROR_INTERNAL);
}
uint64_t now = (uint64_t)in_now;
unsigned int linkDesparation = (unsigned int)in_linkDesparation;
// get the java.net.InetAddress class and getAddress() method
jclass inetAddressClass = env->FindClass("java/net/InetAddress");
if(inetAddressClass == NULL)
{
// can't find java.net.InetAddress
return createResultObject(env, ZT1_RESULT_FATAL_ERROR_INTERNAL);
}
jmethodID getAddressMethod = env->GetMethodID(
inetAddressClass, "getAddress", "()[B");
if(getAddressMethod == NULL)
{
// cant find InetAddress.getAddres()
return createResultObject(env, ZT1_RESULT_FATAL_ERROR_INTERNAL);
}
// Call InetAddress.getAddress()
jbyteArray addressArray = (jbyteArray)env->CallObjectMethod(in_remoteAddress, getAddressMethod);
if(addressArray == NULL)
{
// unable to call getAddress()
return createResultObject(env, ZT1_RESULT_FATAL_ERROR_INTERNAL);
}
unsigned int addrSize = env->GetArrayLength(addressArray);
// get the address bytes
jbyte *addr = env->GetByteArrayElements(addressArray, NULL);
sockaddr_storage remoteAddress = {};
if(addrSize == 16)
{
// IPV6 address
sockaddr_in6 ipv6 = {};
ipv6.sin6_family = AF_INET6;
memcpy(ipv6.sin6_addr.s6_addr, addr, 16);
memcpy(&remoteAddress, &ipv6, sizeof(sockaddr_in6));
}
else if(addrSize = 4)
{
// IPV4 address
sockaddr_in ipv4 = {};
ipv4.sin_family = AF_INET;
memcpy(&ipv4.sin_addr, addr, 4);
memcpy(&remoteAddress, &ipv4, sizeof(sockaddr_in));
}
else
{
// unknown address type
env->ReleaseByteArrayElements(addressArray, addr, 0);
return createResultObject(env, ZT1_RESULT_FATAL_ERROR_INTERNAL);
}
unsigned int packetLength = env->GetArrayLength(in_packetData);
jbyte *packetData = env->GetByteArrayElements(in_packetData, NULL);
uint64_t nextBackgroundTaskDeadline = 0;
ZT1_ResultCode rc = ZT1_Node_processWirePacket(
node,
now,
&remoteAddress,
linkDesparation,
packetData,
packetLength,
&nextBackgroundTaskDeadline);
jlong *outDeadline = env->GetLongArrayElements(out_nextBackgroundTaskDeadline, NULL);
outDeadline[0] = (jlong)nextBackgroundTaskDeadline;
env->ReleaseLongArrayElements(out_nextBackgroundTaskDeadline, outDeadline, 0);
env->ReleaseByteArrayElements(addressArray, addr, 0);
env->ReleaseByteArrayElements(in_packetData, packetData, 0);
return createResultObject(env, ZT1_RESULT_OK);
}
/*
* Class: com_zerotierone_sdk_Node
* Method: processBackgroundTasks
* Signature: (JJ[J)Lcom/zerotierone/sdk/ResultCode;
*/
JNIEXPORT jobject JNICALL Java_com_zerotierone_sdk_Node_processBackgroundTasks
(JNIEnv *env, jobject obj,
jlong id,
jlong in_now,
jlongArray out_nextBackgroundTaskDeadline)
{
uint64_t nodeId = (uint64_t) id;
ZT1_Node *node = findNode(nodeId);
if(node == NULL)
{
// cannot find valid node. We should never get here.
return createResultObject(env, ZT1_RESULT_FATAL_ERROR_INTERNAL);
}
unsigned int nbtd_len = env->GetArrayLength(out_nextBackgroundTaskDeadline);
if(nbtd_len < 1)
{
return createResultObject(env, ZT1_RESULT_FATAL_ERROR_INTERNAL);
}
uint64_t now = (uint64_t)in_now;
uint64_t nextBackgroundTaskDeadline = 0;
ZT1_ResultCode rc = ZT1_Node_processBackgroundTasks(node, now, &nextBackgroundTaskDeadline);
jlong *outDeadline = env->GetLongArrayElements(out_nextBackgroundTaskDeadline, NULL);
outDeadline[0] = (jlong)nextBackgroundTaskDeadline;
env->ReleaseLongArrayElements(out_nextBackgroundTaskDeadline, outDeadline, 0);
return createResultObject(env, rc);
}
/*
* Class: com_zerotierone_sdk_Node
* Method: join
* Signature: (JJ)Lcom/zerotierone/sdk/ResultCode;
*/
JNIEXPORT jobject JNICALL Java_com_zerotierone_sdk_Node_join
(JNIEnv *env, jobject obj, jlong id, jlong in_nwid)
{
uint64_t nodeId = (uint64_t) id;
ZT1_Node *node = findNode(nodeId);
if(node == NULL)
{
// cannot find valid node. We should never get here.
return createResultObject(env, ZT1_RESULT_FATAL_ERROR_INTERNAL);
}
uint64_t nwid = (uint64_t)in_nwid;
ZT1_ResultCode rc = ZT1_Node_join(node, nwid);
return createResultObject(env, rc);
}
/*
* Class: com_zerotierone_sdk_Node
* Method: leave
* Signature: (JJ)Lcom/zerotierone/sdk/ResultCode;
*/
JNIEXPORT jobject JNICALL Java_com_zerotierone_sdk_Node_leave
(JNIEnv *env, jobject obj, jlong id, jlong in_nwid)
{
uint64_t nodeId = (uint64_t) id;
ZT1_Node *node = findNode(nodeId);
if(node == NULL)
{
// cannot find valid node. We should never get here.
return createResultObject(env, ZT1_RESULT_FATAL_ERROR_INTERNAL);
}
uint64_t nwid = (uint64_t)in_nwid;
ZT1_ResultCode rc = ZT1_Node_leave(node, nwid);
return createResultObject(env, rc);
}
/*
* Class: com_zerotierone_sdk_Node
* Method: multicastSubscribe
* Signature: (JJJJ)Lcom/zerotierone/sdk/ResultCode;
*/
JNIEXPORT jobject JNICALL Java_com_zerotierone_sdk_Node_multicastSubscribe
(JNIEnv *env, jobject obj,
jlong id,
jlong in_nwid,
jlong in_multicastGroup,
jlong in_multicastAdi)
{
uint64_t nodeId = (uint64_t) id;
ZT1_Node *node = findNode(nodeId);
if(node == NULL)
{
// cannot find valid node. We should never get here.
return createResultObject(env, ZT1_RESULT_FATAL_ERROR_INTERNAL);
}
uint64_t nwid = (uint64_t)in_nwid;
uint64_t multicastGroup = (uint64_t)in_multicastGroup;
uint64_t multicastAdi = (uint64_t)in_multicastAdi;
ZT1_ResultCode rc = ZT1_Node_multicastSubscribe(
node, nwid, multicastGroup, multicastAdi);
return createResultObject(env, rc);
}
/*
* Class: com_zerotierone_sdk_Node
* Method: multicastUnsubscribe
* Signature: (JJJJ)Lcom/zerotierone/sdk/ResultCode;
*/
JNIEXPORT jobject JNICALL Java_com_zerotierone_sdk_Node_multicastUnsubscribe
(JNIEnv *env, jobject obj,
jlong id,
jlong in_nwid,
jlong in_multicastGroup,
jlong in_multicastAdi)
{
uint64_t nodeId = (uint64_t) id;
ZT1_Node *node = findNode(nodeId);
if(node == NULL)
{
// cannot find valid node. We should never get here.
return createResultObject(env, ZT1_RESULT_FATAL_ERROR_INTERNAL);
}
uint64_t nwid = (uint64_t)in_nwid;
uint64_t multicastGroup = (uint64_t)in_multicastGroup;
uint64_t multicastAdi = (uint64_t)in_multicastAdi;
ZT1_ResultCode rc = ZT1_Node_multicastUnsubscribe(
node, nwid, multicastGroup, multicastAdi);
return createResultObject(env, rc);
}
/*
* Class: com_zerotierone_sdk_Node
* Method: address
* Signature: (J)J
*/
JNIEXPORT jlong JNICALL Java_com_zerotierone_sdk_Node_address
(JNIEnv *env , jobject obj, jlong id)
{
uint64_t nodeId = (uint64_t) id;
ZT1_Node *node = findNode(nodeId);
if(node == NULL)
{
// cannot find valid node. We should never get here.
return 0;
}
uint64_t address = ZT1_Node_address(node);
return (jlong)address;
}
/*
* Class: com_zerotierone_sdk_Node
* Method: status
* Signature: (J)Lcom/zerotierone/sdk/NodeStatus;
*/
JNIEXPORT jobject JNICALL Java_com_zerotierone_sdk_Node_status
(JNIEnv *env, jobject obj, jlong id)
{
uint64_t nodeId = (uint64_t) id;
ZT1_Node *node = findNode(nodeId);
if(node == NULL)
{
// cannot find valid node. We should never get here.
return 0;
}
// static so we only have to look these up once
static jclass nodeStatusClass = NULL;
static jmethodID nodeStatusConstructor = NULL;
// create a com.zerotierone.sdk.NodeStatus object
if(nodeStatusClass == NULL)
{
nodeStatusClass = env->FindClass("com/zerotierone/sdk/NodeStatus");
if(nodeStatusClass == NULL)
{
return NULL;
}
}
if(nodeStatusConstructor == NULL)
{
nodeStatusConstructor = env->GetMethodID(
nodeStatusClass, "<init>", "()V");
if(nodeStatusConstructor == NULL)
{
return NULL;
}
}
jobject nodeStatusObj = env->NewObject(nodeStatusClass, nodeStatusConstructor);
if(nodeStatusObj == NULL)
{
return NULL;
}
ZT1_NodeStatus nodeStatus;
ZT1_Node_status(node, &nodeStatus);
static jfieldID addressField = NULL;
static jfieldID publicIdentityField = NULL;
static jfieldID secretIdentityField = NULL;
static jfieldID onlineField = NULL;
if(addressField == NULL)
{
addressField = env->GetFieldID(nodeStatusClass, "address", "Lcom/zerotierone/sdk/NodeStatus;");
if(addressField == NULL)
{
return NULL;
}
}
if(publicIdentityField == NULL)
{
publicIdentityField = env->GetFieldID(nodeStatusClass, "publicIdentity", "Lcom/zerotierone/sdk/NodeStatus;");
if(publicIdentityField == NULL)
{
return NULL;
}
}
if(secretIdentityField == NULL)
{
secretIdentityField = env->GetFieldID(nodeStatusClass, "secretIdentity", "Lcom/zerotierone/sdk/NodeStatus;");
if(secretIdentityField == NULL)
{
return NULL;
}
}
if(onlineField == NULL)
{
onlineField = env->GetFieldID(nodeStatusClass, "online", "Lcom/zerotierone/sdk/NodeStatus;");
if(onlineField == NULL)
{
return NULL;
}
}
env->SetLongField(nodeStatusObj, addressField, nodeStatus.address);
jstring pubIdentStr = env->NewStringUTF(nodeStatus.publicIdentity);
if(pubIdentStr == NULL)
{
return NULL; // out of memory
}
env->SetObjectField(nodeStatusObj, publicIdentityField, pubIdentStr);
jstring secIdentStr = env->NewStringUTF(nodeStatus.secretIdentity);
if(secIdentStr == NULL)
{
return NULL; // out of memory
}
env->SetObjectField(nodeStatusObj, secretIdentityField, secIdentStr);
env->SetBooleanField(nodeStatusObj, onlineField, nodeStatus.online);
return nodeStatusObj;
}
/*
* Class: com_zerotierone_sdk_Node
* Method: networkConfig
* Signature: (J)Lcom/zerotierone/sdk/VirtualNetworkConfig;
*/
JNIEXPORT jobject JNICALL Java_com_zerotierone_sdk_Node_networkConfig
(JNIEnv *env, jobject obj, jlong id, jlong nwid)
{
uint64_t nodeId = (uint64_t) id;
ZT1_Node *node = findNode(nodeId);
if(node == NULL)
{
// cannot find valid node. We should never get here.
return 0;
}
// create a com.zerotierone.sdk.VirtualNetworkConfig object
jclass vnetConfigClass = env->FindClass("com/zerotierone/sdk/VirtualNetworkConfig");
if(vnetConfigClass == NULL)
{
return NULL;
}
jmethodID vnetConfigConstructor = env->GetMethodID(
vnetConfigClass, "<init>", "()V");
if(vnetConfigConstructor == NULL)
{
return NULL;
}
jobject vnetConfigObj = env->NewObject(vnetConfigClass, vnetConfigConstructor);
if(vnetConfigObj == NULL)
{
return NULL;
}
ZT1_VirtualNetworkConfig *vnetConfig = ZT1_Node_networkConfig(node, nwid);
static jfieldID nwidField = NULL;
static jfieldID macField = NULL;
static jfieldID nameField = NULL;
static jfieldID statusField = NULL;
static jfieldID typeField = NULL;
static jfieldID mtuField = NULL;
static jfieldID dhcpField = NULL;
static jfieldID bridgeField = NULL;
static jfieldID broadcastEnabledField = NULL;
static jfieldID portErrorField = NULL;
static jfieldID enabledField = NULL;
static jfieldID netconfRevisionField = NULL;
static jfieldID multicastSubscriptionsField = NULL;
static jfieldID assignedAddressesField = NULL;
if(nwidField == NULL)
{
nwidField = env->GetFieldID(vnetConfigClass, "nwid", "Lcom/zerotierone/sdk/VirtualNetworkConfig;");
if(nwidField == NULL)
{
return NULL;
}
}
if(macField == NULL)
{
macField = env->GetFieldID(vnetConfigClass, "mac", "Lcom/zerotierone/sdk/VirtualNetworkConfig;");
if(macField == NULL)
{
return NULL;
}
}
if(nameField == NULL)
{
nameField = env->GetFieldID(vnetConfigClass, "name", "Lcom/zerotierone/sdk/VirtualNetworkConfig;");
if(nameField == NULL)
{
return NULL;
}
}
if(statusField == NULL)
{
statusField = env->GetFieldID(vnetConfigClass, "status", "Lcom/zerotierone/sdk/VirtualNetworkConfig;");
if(statusField == NULL)
{
return NULL;
}
}
if(typeField == NULL)
{
typeField = env->GetFieldID(vnetConfigClass, "type", "Lcom/zerotierone/sdk/VirtualNetworkConfig;");
if(typeField == NULL)
{
return NULL;
}
}
if(mtuField == NULL)
{
mtuField = env->GetFieldID(vnetConfigClass, "mtu", "Lcom/zerotierone/sdk/VirtualNetworkConfig;");
if(mtuField == NULL)
{
return NULL;
}
}
if(dhcpField == NULL)
{
dhcpField = env->GetFieldID(vnetConfigClass, "dhcp", "Lcom/zerotierone/sdk/VirtualNetworkConfig;");
if(dhcpField == NULL)
{
return NULL;
}
}
if(bridgeField == NULL)
{
bridgeField = env->GetFieldID(vnetConfigClass, "bridge", "Lcom/zerotierone/sdk/VirtualNetworkConfig;");
if(bridgeField == NULL)
{
return NULL;
}
}
if(broadcastEnabledField == NULL)
{
broadcastEnabledField = env->GetFieldID(vnetConfigClass, "broadcastEnabled", "Lcom/zerotierone/sdk/VirtualNetworkConfig;");
if(broadcastEnabledField == NULL)
{
return NULL;
}
}
if(portErrorField == NULL)
{
portErrorField == env->GetFieldID(vnetConfigClass, "portError", "Lcom/zerotierone/sdk/VirtualNetworkConfig;");
if(portErrorField == NULL)
{
return NULL;
}
}
if(enabledField == NULL)
{
enabledField = env->GetFieldID(vnetConfigClass, "enabled", "Lcom/zerotierone/sdk/VirtualNetworkConfig;");
if(enabledField == NULL)
{
return NULL;
}
}
if(netconfRevisionField == NULL)
{
netconfRevisionField = env->GetFieldID(vnetConfigClass, "netconfRevision", "Lcom/zerotierone/sdk/VirtualNetworkConfig;");
if(netconfRevisionField == NULL)
{
return NULL;
}
}
if(multicastSubscriptionsField == NULL)
{
multicastSubscriptionsField = env->GetFieldID(vnetConfigClass, "multicastSubscriptions", "Lcom/zerotierone/sdk/VirtualNetworkConfig;");
if(multicastSubscriptionsField == NULL)
{
return NULL;
}
}
if(assignedAddressesField == NULL)
{
assignedAddressesField = env->GetFieldID(vnetConfigClass, "assignedAddresses", "Lcom/zerotierone/sdk/VirtualNetworkConfig;");
if(assignedAddressesField == NULL)
{
return NULL;
}
}
env->SetLongField(vnetConfigObj, nwidField, vnetConfig->nwid);
env->SetLongField(vnetConfigObj, macField, vnetConfig->mac);
jstring nameStr = env->NewStringUTF(vnetConfig->name);
if(nameStr == NULL)
{
return NULL; // out of memory
}
env->SetObjectField(vnetConfigObj, nameField, nameStr);
jobject statusObject = createVirtualNetworkStatus(env, vnetConfig->status);
if(statusObject == NULL)
{
return NULL;
}
env->SetObjectField(vnetConfigObj, statusField, statusObject);
jobject typeObject = createVirtualNetworkType(env, vnetConfig->type);
if(typeObject == NULL)
{
return NULL;
}
env->SetObjectField(vnetConfigObj, typeField, typeObject);
env->SetIntField(vnetConfigObj, mtuField, vnetConfig->mtu);
env->SetBooleanField(vnetConfigObj, dhcpField, vnetConfig->dhcp);
env->SetBooleanField(vnetConfigObj, bridgeField, vnetConfig->bridge);
env->SetBooleanField(vnetConfigObj, broadcastEnabledField, vnetConfig->broadcastEnabled);
env->SetBooleanField(vnetConfigObj, portErrorField, vnetConfig->portError);
jobject mcastSubsArrayObj = NULL;
jobject assignedAddrArrayObj = NULL;
env->SetObjectField(vnetConfigObj, multicastSubscriptionsField, mcastSubsArrayObj);
env->SetObjectField(vnetConfigObj, assignedAddressesField, assignedAddrArrayObj);
ZT1_Node_freeQueryResult(node, vnetConfig);
vnetConfig = NULL;
return vnetConfigObj;
}
/*
* Class: com_zerotierone_sdk_Node
* Method: version
* Signature: (J)Lcom/zerotierone/sdk/Version;
*/
JNIEXPORT jobject JNICALL Java_com_zerotierone_sdk_Node_version
(JNIEnv *env, jobject obj)
{
// create a com.zerotierone.sdk.Version object
jclass versionClass = env->FindClass("com/zerotierone/sdk/Version");
if(versionClass == NULL)
{
return NULL;
}
jmethodID versionConstructor = env->GetMethodID(
versionClass, "<init>", "()V");
if(versionConstructor == NULL)
{
return NULL;
}
jobject versionObj = env->NewObject(versionClass, versionConstructor);
if(versionObj == NULL)
{
return NULL;
}
int major = 0;
int minor = 0;
int revision = 0;
unsigned long featureFlags = 0;
ZT1_version(&major, &minor, &revision, &featureFlags);
// copy data to Version object
static jfieldID majorField = NULL;
static jfieldID minorField = NULL;
static jfieldID revisionField = NULL;
static jfieldID featureFlagsField = NULL;
if(majorField == NULL)
{
majorField = env->GetFieldID(versionClass, "major", "Lcom/zerotierone/sdk/Version;");
if(majorField = NULL)
{
return NULL;
}
}
if(minorField == NULL)
{
minorField = env->GetFieldID(versionClass, "minor", "Lcom/zerotierone/sdk/Version;");
if(minorField == NULL)
{
return NULL;
}
}
if(revisionField == NULL)
{
revisionField = env->GetFieldID(versionClass, "revision", "Lcom/zerotierone/sdk/Version;");
if(revisionField == NULL)
{
return NULL;
}
}
if(featureFlagsField == NULL)
{
featureFlagsField = env->GetFieldID(versionClass, "featureFlags", "Lcom/zerotierone/sdk/Version;");
if(featureFlagsField == NULL)
{
return NULL;
}
}
env->SetIntField(versionObj, majorField, (jint)major);
env->SetIntField(versionObj, minorField, (jint)minor);
env->SetIntField(versionObj, revisionField, (jint)revision);
env->SetLongField(versionObj, featureFlagsField, (jlong)featureFlags);
return versionObj;
}
#ifdef __cplusplus
} // extern "C"
#endif