diff options
Diffstat (limited to 'java/jni/ZT1_jniutils.cpp')
| -rw-r--r-- | java/jni/ZT1_jniutils.cpp | 963 |
1 files changed, 963 insertions, 0 deletions
diff --git a/java/jni/ZT1_jniutils.cpp b/java/jni/ZT1_jniutils.cpp new file mode 100644 index 00000000..af7a58bc --- /dev/null +++ b/java/jni/ZT1_jniutils.cpp @@ -0,0 +1,963 @@ +#include "ZT1_jniutils.h" +#include <string> +#include <assert.h> + +#ifdef __cplusplus +extern "C" { +#endif + +namespace +{ + static jclass arrayListClass = NULL; + static jmethodID arrayList_constructor = NULL; + static jmethodID arrayList_add = NULL; + + static jclass inetAddressClass = NULL; + static jmethodID inetAddress_getByAddress = NULL; +} + +jobject createResultObject(JNIEnv *env, ZT1_ResultCode code) +{ + // cache the class so we don't have to + // look it up every time we need to create a java + // ResultCode object + static jclass resultClass = NULL; + + jobject resultObject = NULL; + + if(resultClass == NULL) + { + resultClass = env->FindClass("com/zerotierone/sdk/ResultCode"); + if(resultClass == NULL) + { + return NULL; // exception thrown + } + } + + std::string fieldName; + switch(code) + { + case ZT1_RESULT_OK: + fieldName = "ZT1_RESULT_OK"; + break; + case ZT1_RESULT_FATAL_ERROR_OUT_OF_MEMORY: + fieldName = "ZT1_RESULT_FATAL_ERROR_OUT_OF_MEMORY"; + break; + case ZT1_RESULT_FATAL_ERROR_DATA_STORE_FAILED: + fieldName = "ZT1_RESULT_FATAL_ERROR_DATA_STORE_FAILED"; + break; + case ZT1_RESULT_ERROR_NETWORK_NOT_FOUND: + fieldName = "ZT1_RESULT_ERROR_NETWORK_NOT_FOUND"; + break; + case ZT1_RESULT_FATAL_ERROR_INTERNAL: + default: + fieldName = "ZT1_RESULT_FATAL_ERROR_INTERNAL"; + break; + } + + jfieldID enumField = env->GetStaticFieldID(resultClass, fieldName.c_str(), "Lcom/zerotierone/sdk/ResultCode;"); + + resultObject = env->GetStaticObjectField(resultClass, enumField); + + return resultObject; +} + + +jobject createVirtualNetworkStatus(JNIEnv *env, ZT1_VirtualNetworkStatus status) +{ + static jclass statusClass = NULL; + + jobject statusObject = NULL; + + if(statusClass == NULL) + { + statusClass = env->FindClass("com/zerotierone/sdk/VirtualNetworkStatus"); + if(statusClass == NULL) + { + return NULL; // exception thrown + } + } + + std::string fieldName; + switch(status) + { + case ZT1_NETWORK_STATUS_REQUESTING_CONFIGURATION: + fieldName = "NETWORK_STATUS_REQUESTING_CONFIGURATION"; + break; + case ZT1_NETWORK_STATUS_OK: + fieldName = "NETWORK_STATUS_OK"; + break; + case ZT1_NETWORK_STATUS_ACCESS_DENIED: + fieldName = "NETWORK_STATUS_ACCESS_DENIED"; + break; + case ZT1_NETWORK_STATUS_NOT_FOUND: + fieldName = "NETWORK_STATUS_NOT_FOUND"; + break; + case ZT1_NETWORK_STATUS_PORT_ERROR: + fieldName = "NETWORK_STATUS_PORT_ERROR"; + break; + case ZT1_NETWORK_STATUS_CLIENT_TOO_OLD: + fieldName = "NETWORK_STATUS_CLIENT_TOO_OLD"; + break; + } + + jfieldID enumField = env->GetStaticFieldID(statusClass, fieldName.c_str(), "Lcom/zerotierone/sdk/VirtualNetworkStatus;"); + + statusObject = env->GetStaticObjectField(statusClass, enumField); + + return statusObject; +} + +jobject createEvent(JNIEnv *env, ZT1_Event event) +{ + static jclass eventClass = NULL; + jobject eventObject = NULL; + + if(eventClass == NULL) + { + eventClass = env->FindClass("com/zerotierone/sdk/Event"); + if(eventClass == NULL) + { + return NULL; + } + } + + std::string fieldName; + switch(event) + { + case ZT1_EVENT_UP: + fieldName = "EVENT_UP"; + break; + case ZT1_EVENT_OFFLINE: + fieldName = "EVENT_OFFLINE"; + break; + case ZT1_EVENT_DOWN: + fieldName = "EVENT_DOWN"; + break; + case ZT1_EVENT_FATAL_ERROR_IDENTITY_COLLISION: + fieldName = "EVENT_FATAL_ERROR_IDENTITY_COLLISION"; + break; + case ZT1_EVENT_AUTHENTICATION_FAILURE: + fieldName = "EVENT_AUTHENTICATION_FAILURE"; + break; + case ZT1_EVENT_INVALID_PACKET: + fieldName = "EVENT_INVALID_PACKET"; + break; + case ZT1_EVENT_TRACE: + fieldName = "EVENT_TRACE"; + break; + } + + jfieldID enumField = env->GetStaticFieldID(eventClass, fieldName.c_str(), "Lcom/zerotierone/sdk/Event;"); + + eventObject = env->GetStaticObjectField(eventClass, enumField); + + return eventObject; +} + +jobject createPeerRole(JNIEnv *env, ZT1_PeerRole role) +{ + static jclass peerRoleClass = NULL; + jobject peerRoleObject = NULL; + + if(peerRoleClass == NULL) + { + peerRoleClass = env->FindClass("com/zerotierone/sdk/PeerRole"); + if(peerRoleClass == NULL) + { + return NULL; + } + } + + std::string fieldName; + switch(role) + { + case ZT1_PEER_ROLE_LEAF: + fieldName = "PEER_ROLE_LEAF"; + break; + case ZT1_PEER_ROLE_HUB: + fieldName = "PEER_ROLE_HUB"; + break; + case ZT1_PEER_ROLE_SUPERNODE: + fieldName = "PEER_ROLE_SUPERNODE"; + break; + } + + jfieldID enumField = env->GetStaticFieldID(peerRoleClass, fieldName.c_str(), "Lcom/zerotierone/sdk/PeerRole;"); + + peerRoleObject = env->GetStaticObjectField(peerRoleClass, enumField); + + return peerRoleObject; +} + +jobject createVirtualNetworkType(JNIEnv *env, ZT1_VirtualNetworkType type) +{ + static jclass vntypeClass = NULL; + jobject vntypeObject = NULL; + + if(vntypeClass == NULL) + { + vntypeClass = env->FindClass("com/zerotierone/sdk/VirtualNetworkType"); + if(vntypeClass == NULL) + { + return NULL; + } + } + + std::string fieldName; + switch(type) + { + case ZT1_NETWORK_TYPE_PRIVATE: + fieldName = "NETWORK_TYPE_PRIVATE"; + break; + case ZT1_NETWORK_TYPE_PUBLIC: + fieldName = "NETWORK_TYPE_PUBLIC"; + break; + } + + jfieldID enumField = env->GetStaticFieldID(vntypeClass, fieldName.c_str(), "Lcom/zerotierone/sdk/VirtualNetworkType;"); + vntypeObject = env->GetStaticObjectField(vntypeClass, enumField); + return vntypeObject; +} + +jobject createVirtualNetworkConfigOperation(JNIEnv *env, ZT1_VirtualNetworkConfigOperation op) +{ + static jclass vnetConfigOpClass = NULL; + jobject vnetConfigOpObject = NULL; + + if(vnetConfigOpClass == NULL) + { + vnetConfigOpClass = env->FindClass("com/zerotierone/sdk/VirtualNetworkConfigOperation"); + if(vnetConfigOpClass == NULL) + { + return NULL; + } + } + + std::string fieldName; + switch(op) + { + case ZT1_VIRTUAL_NETWORK_CONFIG_OPERATION_UP: + fieldName = "VIRTUAL_NETWORK_CONFIG_OPERATION_UP"; + break; + case ZT1_VIRTUAL_NETWORK_CONFIG_OPERATION_CONFIG_UPDATE: + fieldName = "VIRTUAL_NETWORK_CONFIG_OPERATION_CONFIG_UPDATE"; + break; + case ZT1_VIRTUAL_NETWORK_CONFIG_OPERATION_DOWN: + fieldName = "VIRTUAL_NETWORK_CONFIG_OPERATION_DOWN"; + break; + case ZT1_VIRTUAL_NETWORK_CONFIG_OPERATION_DESTROY: + fieldName = "VIRTUAL_NETWORK_CONFIG_OPERATION_DESTROY"; + break; + } + + jfieldID enumField = env->GetStaticFieldID(vnetConfigOpClass, fieldName.c_str(), "Lcom/zerotierone/sdk/VirtualNetworkConfigOperation;"); + vnetConfigOpObject = env->GetStaticObjectField(vnetConfigOpClass, enumField); + return vnetConfigOpObject; +} + +jobject newArrayList(JNIEnv *env) +{ + if(arrayListClass == NULL) + { + arrayListClass = env->FindClass("java/util/ArrayList"); + if(arrayListClass == NULL) + { + return NULL; + } + } + + if(arrayList_constructor == NULL) + { + arrayList_constructor = env->GetMethodID( + arrayListClass, "<init>", "()V"); + if(arrayList_constructor == NULL) + { + return NULL; + } + } + + jobject arrayListObj = env->NewObject(arrayListClass, arrayList_constructor); + + return arrayListObj; +} + +bool appendItemToArrayList(JNIEnv *env, jobject array, jobject object) +{ + assert(array != NULL); + assert(object != NULL); + + if(arrayList_add == NULL) + { + arrayList_add = env->GetMethodID(arrayListClass, "add", "(Ljava.lang.Object;)Z"); + if(arrayList_add == NULL) + { + return false; + } + } + + return env->CallBooleanMethod(array, arrayList_add, object); +} + +jobject newInetAddress(JNIEnv *env, const sockaddr_storage &addr) +{ + if(inetAddressClass == NULL) + { + inetAddressClass = env->FindClass("java/net/InetAddress"); + if(inetAddressClass == NULL) + { + return NULL; + } + } + + if(inetAddress_getByAddress == NULL) + { + inetAddress_getByAddress = env->GetStaticMethodID( + inetAddressClass, "getByAddress", "([B)Ljava/net/InetAddress;"); + if(inetAddress_getByAddress == NULL) + { + return NULL; + } + } + + jobject inetAddressObj = NULL; + switch(addr.ss_family) + { + case AF_INET6: + { + sockaddr_in6 *ipv6 = (sockaddr_in6*)&addr; + jbyteArray buff = env->NewByteArray(16); + if(buff == NULL) + { + return NULL; + } + + env->SetByteArrayRegion(buff, 0, 16, (jbyte*)ipv6->sin6_addr.s6_addr); + inetAddressObj = env->CallStaticObjectMethod( + inetAddressClass, inetAddress_getByAddress, buff); + } + break; + case AF_INET: + { + sockaddr_in *ipv4 = (sockaddr_in*)&addr; + jbyteArray buff = env->NewByteArray(4); + if(buff == NULL) + { + return NULL; + } + + env->SetByteArrayRegion(buff, 0, 4, (jbyte*)&ipv4->sin_addr); + inetAddressObj = env->CallStaticObjectMethod( + inetAddressClass, inetAddress_getByAddress, buff); + } + break; + } + + return inetAddressObj; +} + +jobject newMulticastGroup(JNIEnv *env, const ZT1_MulticastGroup &mc) +{ + static jclass multicastGroupClass = NULL; + static jmethodID multicastGroup_constructor = NULL; + + static jfieldID macField = NULL; + static jfieldID adiField = NULL; + + if(multicastGroupClass == NULL) + { + multicastGroupClass = env->FindClass("com/zerotierone/sdk/MulticastGroup"); + if(multicastGroupClass == NULL) + { + return NULL; + } + } + + if(multicastGroup_constructor == NULL) + { + multicastGroup_constructor = env->GetMethodID( + multicastGroupClass, "<init>", "()V"); + if(multicastGroup_constructor == NULL) + { + return NULL; + } + } + + jobject multicastGroupObj = env->NewObject(multicastGroupClass, multicastGroup_constructor); + if(multicastGroupObj == NULL) + { + return NULL; + } + + if(macField == NULL) + { + macField = env->GetFieldID(multicastGroupClass, "mac", "J"); + if(macField == NULL) + { + return NULL; + } + } + + if(adiField == NULL) + { + adiField = env->GetFieldID(multicastGroupClass, "adi", "J"); + if(adiField == NULL) + { + return NULL; + } + } + + env->SetLongField(multicastGroupObj, macField, mc.mac); + env->SetLongField(multicastGroupObj, adiField, mc.adi); + + return multicastGroupObj; +} + +jobject newPeerPhysicalPath(JNIEnv *env, const ZT1_PeerPhysicalPath &ppp) +{ + static jclass pppClass = NULL; + + static jfieldID addressField = NULL; + static jfieldID lastSendField = NULL; + static jfieldID lastReceiveField = NULL; + static jfieldID fixedField = NULL; + static jfieldID activeField = NULL; + static jfieldID preferredField = NULL; + + static jmethodID ppp_constructor = NULL; + + if(pppClass == NULL) + { + pppClass = env->FindClass("com/zerotierone/sdk/PeerPhysicalPath"); + if(pppClass == NULL) + { + return NULL; + } + } + + if(addressField == NULL) + { + addressField = env->GetFieldID(pppClass, "address", "Ljava/net/InetAddress;"); + if(addressField == NULL) + { + return NULL; + } + } + + if(lastSendField == NULL) + { + lastSendField = env->GetFieldID(pppClass, "lastSend", "J"); + if(lastSendField == NULL) + { + return NULL; + } + } + + if(lastReceiveField == NULL) + { + lastReceiveField = env->GetFieldID(pppClass, "lastReceive", "J"); + if(lastReceiveField == NULL) + { + return NULL; + } + } + + if(fixedField == NULL) + { + fixedField = env->GetFieldID(pppClass, "fixed", "Z"); + if(fixedField == NULL) + { + return NULL; + } + } + + if(activeField == NULL) + { + activeField = env->GetFieldID(pppClass, "active", "Z"); + if(activeField == NULL) + { + return NULL; + } + } + + if(preferredField == NULL) + { + preferredField = env->GetFieldID(pppClass, "preferred", "Z"); + if(preferredField == NULL) + { + return NULL; + } + } + + if(ppp_constructor == NULL) + { + ppp_constructor = env->GetMethodID(pppClass, "<init>", "()V"); + if(ppp_constructor == NULL) + { + return NULL; + } + } + + jobject pppObject = env->NewObject(pppClass, ppp_constructor); + if(pppObject == NULL) + { + return NULL; // out of memory + } + + jobject addressObject = newInetAddress(env, ppp.address); + + env->SetObjectField(pppClass, addressField, addressObject); + env->SetLongField(pppClass, lastSendField, ppp.lastSend); + env->SetLongField(pppClass, lastReceiveField, ppp.lastReceive); + env->SetBooleanField(pppClass, fixedField, ppp.fixed); + env->SetBooleanField(pppClass, activeField, ppp.active); + env->SetBooleanField(pppClass, preferredField, ppp.preferred); + + return pppObject; +} + +jobject newPeer(JNIEnv *env, const ZT1_Peer &peer) +{ + static jclass peerClass = NULL; + + static jfieldID addressField = NULL; + static jfieldID lastUnicastFrameField = NULL; + static jfieldID lastMulticastFrameField = NULL; + static jfieldID versionMajorField = NULL; + static jfieldID versionMinorField = NULL; + static jfieldID versionRevField = NULL; + static jfieldID latencyField = NULL; + static jfieldID roleField = NULL; + static jfieldID pathsField = NULL; + + static jmethodID peer_constructor = NULL; + + if(peerClass == NULL) + { + peerClass = env->FindClass("com/zerotierone/sdk/Peer"); + if(peerClass == NULL) + { + return NULL; + } + } + + if(addressField == NULL) + { + addressField = env->GetFieldID(peerClass, "address", "J"); + if(addressField == NULL) + { + return NULL; + } + } + + if(lastUnicastFrameField == NULL) + { + lastUnicastFrameField = env->GetFieldID(peerClass, "lastUnicastFrame", "J"); + if(lastUnicastFrameField == NULL) + { + return NULL; + } + } + + if(lastMulticastFrameField == NULL) + { + lastMulticastFrameField = env->GetFieldID(peerClass, "lastMulticastFrame", "J"); + if(lastMulticastFrameField == NULL) + { + return NULL; + } + } + + if(versionMajorField == NULL) + { + versionMajorField = env->GetFieldID(peerClass, "versionMajor", "I"); + if(versionMajorField == NULL) + { + return NULL; + } + } + + if(versionMinorField == NULL) + { + versionMinorField = env->GetFieldID(peerClass, "versionMinor", "I"); + if(versionMinorField == NULL) + { + return NULL; + } + } + + if(versionRevField == NULL) + { + versionRevField = env->GetFieldID(peerClass, "versionRev", "I"); + if(versionRevField == NULL) + { + return NULL; + } + } + + if(latencyField == NULL) + { + latencyField = env->GetFieldID(peerClass, "latency", "I"); + if(latencyField == NULL) + { + return NULL; + } + } + + if(roleField == NULL) + { + roleField = env->GetFieldID(peerClass, "role", "Lcom/zerotierone/sdk/PeerRole;"); + if(roleField == NULL) + { + return NULL; + } + } + + if(pathsField == NULL) + { + pathsField = env->GetFieldID(peerClass, "paths", "Ljava.util.ArrayList;"); + if(pathsField == NULL) + { + return NULL; + } + } + + if(peer_constructor == NULL) + { + peer_constructor = env->GetMethodID(peerClass, "<init>", "()V"); + if(peer_constructor == NULL) + { + return NULL; + } + } + + jobject peerObject = env->NewObject(peerClass, peer_constructor); + if(peerObject == NULL) + { + return NULL; // out of memory + } + + env->SetLongField(peerClass, addressField, (jlong)peer.address); + env->SetLongField(peerClass, lastUnicastFrameField, (jlong)peer.lastUnicastFrame); + env->SetLongField(peerClass, lastMulticastFrameField, (jlong)peer.lastMulticastFrame); + env->SetIntField(peerClass, versionMajorField, peer.versionMajor); + env->SetIntField(peerClass, versionMinorField, peer.versionMinor); + env->SetIntField(peerClass, versionRevField, peer.versionRev); + env->SetIntField(peerClass, latencyField, peer.latency); + env->SetObjectField(peerClass, roleField, createPeerRole(env, peer.role)); + + jobject arrayObject = newArrayList(env); + for(unsigned int i = 0; i < peer.pathCount; ++i) + { + jobject path = newPeerPhysicalPath(env, peer.paths[i]); + appendItemToArrayList(env, arrayObject, path); + } + + env->SetObjectField(peerClass, pathsField, arrayObject); + + return peerObject; +} + +jobject newNetworkConfig(JNIEnv *env, const ZT1_VirtualNetworkConfig &vnetConfig) +{ + static jclass vnetConfigClass = NULL; + static jmethodID vnetConfig_constructor = NULL; + 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(vnetConfigClass == NULL) + { + vnetConfigClass = env->FindClass("com/zerotierone/sdk/VirtualNetworkConfig"); + if(vnetConfigClass == NULL) + { + return NULL; + } + } + + if(vnetConfig_constructor == NULL) + { + jmethodID vnetConfig_constructor = env->GetMethodID( + vnetConfigClass, "<init>", "()V"); + if(vnetConfig_constructor == NULL) + { + return NULL; + } + } + + jobject vnetConfigObj = env->NewObject(vnetConfigClass, vnetConfig_constructor); + if(vnetConfigObj == NULL) + { + return NULL; + } + + if(nwidField == NULL) + { + nwidField = env->GetFieldID(vnetConfigClass, "nwid", "J"); + if(nwidField == NULL) + { + return NULL; + } + } + + if(macField == NULL) + { + macField = env->GetFieldID(vnetConfigClass, "mac", "J"); + if(macField == NULL) + { + return NULL; + } + } + + if(nameField == NULL) + { + nameField = env->GetFieldID(vnetConfigClass, "name", "Ljava/lang/String;"); + if(nameField == NULL) + { + return NULL; + } + } + + if(statusField == NULL) + { + statusField = env->GetFieldID(vnetConfigClass, "status", "Lcom/zerotierone/sdk/VirtualNetworStatus;"); + if(statusField == NULL) + { + return NULL; + } + } + + if(typeField == NULL) + { + typeField = env->GetFieldID(vnetConfigClass, "type", "Lcom/zerotierone/sdk/VirtualNetworkType;"); + if(typeField == NULL) + { + return NULL; + } + } + + if(mtuField == NULL) + { + mtuField = env->GetFieldID(vnetConfigClass, "mtu", "I"); + if(mtuField == NULL) + { + return NULL; + } + } + + if(dhcpField == NULL) + { + dhcpField = env->GetFieldID(vnetConfigClass, "dhcp", "Z"); + if(dhcpField == NULL) + { + return NULL; + } + } + + if(bridgeField == NULL) + { + bridgeField = env->GetFieldID(vnetConfigClass, "bridge", "Z"); + if(bridgeField == NULL) + { + return NULL; + } + } + + if(broadcastEnabledField == NULL) + { + broadcastEnabledField = env->GetFieldID(vnetConfigClass, "broadcastEnabled", "Z"); + if(broadcastEnabledField == NULL) + { + return NULL; + } + } + + if(portErrorField == NULL) + { + portErrorField == env->GetFieldID(vnetConfigClass, "portError", "I"); + if(portErrorField == NULL) + { + return NULL; + } + } + + if(enabledField == NULL) + { + enabledField = env->GetFieldID(vnetConfigClass, "enabled", "Z"); + if(enabledField == NULL) + { + return NULL; + } + } + + if(netconfRevisionField == NULL) + { + netconfRevisionField = env->GetFieldID(vnetConfigClass, "netconfRevision", "J"); + if(netconfRevisionField == NULL) + { + return NULL; + } + } + + if(multicastSubscriptionsField == NULL) + { + multicastSubscriptionsField = env->GetFieldID(vnetConfigClass, "multicastSubscriptions", "Ljava/util/ArrayList;"); + if(multicastSubscriptionsField == NULL) + { + return NULL; + } + } + + if(assignedAddressesField == NULL) + { + assignedAddressesField = env->GetFieldID(vnetConfigClass, "assignedAddresses", "Ljava/util/ArrayList;"); + 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->SetIntField(vnetConfigObj, portErrorField, vnetConfig.portError); + + + jobject mcastSubsArrayObj = newArrayList(env); + for(unsigned int i = 0; i < vnetConfig.multicastSubscriptionCount; ++i) + { + jobject mcastObj = newMulticastGroup(env, vnetConfig.multicastSubscriptions[i]); + appendItemToArrayList(env, mcastSubsArrayObj, mcastObj); + } + env->SetObjectField(vnetConfigObj, multicastSubscriptionsField, mcastSubsArrayObj); + + + jobject assignedAddrArrayObj = newArrayList(env); + for(unsigned int i = 0; i < vnetConfig.assignedAddressCount; ++i) + { + jobject inetAddrObj = newInetAddress(env, vnetConfig.assignedAddresses[i]); + appendItemToArrayList(env, assignedAddrArrayObj, inetAddrObj); + } + + env->SetObjectField(vnetConfigObj, assignedAddressesField, assignedAddrArrayObj); + + return vnetConfigObj; +} + +jobject newVersion(JNIEnv *env, int major, int minor, int rev, long featureFlags) +{ + // create a com.zerotierone.sdk.Version object + static jclass versionClass = NULL; + static jmethodID versionConstructor = NULL; + + if(versionClass == NULL) + { + versionClass = env->FindClass("com/zerotierone/sdk/Version"); + if(versionClass == NULL) + { + return NULL; + } + } + + if(versionConstructor == NULL) + { + versionConstructor = env->GetMethodID( + versionClass, "<init>", "()V"); + if(versionConstructor == NULL) + { + return NULL; + } + } + + jobject versionObj = env->NewObject(versionClass, versionConstructor); + if(versionObj == NULL) + { + return NULL; + } + + // 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", "I"); + if(majorField = NULL) + { + return NULL; + } + } + + if(minorField == NULL) + { + minorField = env->GetFieldID(versionClass, "minor", "I"); + if(minorField == NULL) + { + return NULL; + } + } + + if(revisionField == NULL) + { + revisionField = env->GetFieldID(versionClass, "revision", "I"); + if(revisionField == NULL) + { + return NULL; + } + } + + if(featureFlagsField == NULL) + { + featureFlagsField = env->GetFieldID(versionClass, "featureFlags", "J"); + if(featureFlagsField == NULL) + { + return NULL; + } + } + + env->SetIntField(versionObj, majorField, (jint)major); + env->SetIntField(versionObj, minorField, (jint)minor); + env->SetIntField(versionObj, revisionField, (jint)rev); + env->SetLongField(versionObj, featureFlagsField, (jlong)featureFlags); +} + +#ifdef __cplusplus +} +#endif
\ No newline at end of file |