diff options
Diffstat (limited to 'java/jni/ZT_jniutils.cpp')
| -rw-r--r-- | java/jni/ZT_jniutils.cpp | 949 |
1 files changed, 949 insertions, 0 deletions
diff --git a/java/jni/ZT_jniutils.cpp b/java/jni/ZT_jniutils.cpp new file mode 100644 index 00000000..bd8d8708 --- /dev/null +++ b/java/jni/ZT_jniutils.cpp @@ -0,0 +1,949 @@ +#include "ZT_jniutils.h" +#include "ZT_jnilookup.h" +#include <string> +#include <assert.h> + +extern JniLookup lookup; + +#ifdef __cplusplus +extern "C" { +#endif + +jobject createResultObject(JNIEnv *env, ZT_ResultCode code) +{ + jclass resultClass = NULL; + + jobject resultObject = NULL; + + resultClass = lookup.findClass("com/zerotier/sdk/ResultCode"); + if(resultClass == NULL) + { + LOGE("Couldnt find ResultCode class"); + return NULL; // exception thrown + } + + std::string fieldName; + switch(code) + { + case ZT_RESULT_OK: + LOGV("ZT_RESULT_OK"); + fieldName = "RESULT_OK"; + break; + case ZT_RESULT_FATAL_ERROR_OUT_OF_MEMORY: + LOGV("ZT_RESULT_FATAL_ERROR_OUT_OF_MEMORY"); + fieldName = "RESULT_FATAL_ERROR_OUT_OF_MEMORY"; + break; + case ZT_RESULT_FATAL_ERROR_DATA_STORE_FAILED: + LOGV("RESULT_FATAL_ERROR_DATA_STORE_FAILED"); + fieldName = "RESULT_FATAL_ERROR_DATA_STORE_FAILED"; + break; + case ZT_RESULT_ERROR_NETWORK_NOT_FOUND: + LOGV("RESULT_FATAL_ERROR_DATA_STORE_FAILED"); + fieldName = "RESULT_ERROR_NETWORK_NOT_FOUND"; + break; + case ZT_RESULT_FATAL_ERROR_INTERNAL: + default: + LOGV("RESULT_FATAL_ERROR_DATA_STORE_FAILED"); + fieldName = "RESULT_FATAL_ERROR_INTERNAL"; + break; + } + + jfieldID enumField = lookup.findStaticField(resultClass, fieldName.c_str(), "Lcom/zerotier/sdk/ResultCode;"); + if(env->ExceptionCheck() || enumField == NULL) + { + LOGE("Error on FindStaticField"); + return NULL; + } + + resultObject = env->GetStaticObjectField(resultClass, enumField); + if(env->ExceptionCheck() || resultObject == NULL) + { + LOGE("Error on GetStaticObjectField"); + } + return resultObject; +} + + +jobject createVirtualNetworkStatus(JNIEnv *env, ZT_VirtualNetworkStatus status) +{ + jobject statusObject = NULL; + + jclass statusClass = lookup.findClass("com/zerotier/sdk/VirtualNetworkStatus"); + if(statusClass == NULL) + { + return NULL; // exception thrown + } + + std::string fieldName; + switch(status) + { + case ZT_NETWORK_STATUS_REQUESTING_CONFIGURATION: + fieldName = "NETWORK_STATUS_REQUESTING_CONFIGURATION"; + break; + case ZT_NETWORK_STATUS_OK: + fieldName = "NETWORK_STATUS_OK"; + break; + case ZT_NETWORK_STATUS_ACCESS_DENIED: + fieldName = "NETWORK_STATUS_ACCESS_DENIED"; + break; + case ZT_NETWORK_STATUS_NOT_FOUND: + fieldName = "NETWORK_STATUS_NOT_FOUND"; + break; + case ZT_NETWORK_STATUS_PORT_ERROR: + fieldName = "NETWORK_STATUS_PORT_ERROR"; + break; + case ZT_NETWORK_STATUS_CLIENT_TOO_OLD: + fieldName = "NETWORK_STATUS_CLIENT_TOO_OLD"; + break; + } + + jfieldID enumField = lookup.findStaticField(statusClass, fieldName.c_str(), "Lcom/zerotier/sdk/VirtualNetworkStatus;"); + + statusObject = env->GetStaticObjectField(statusClass, enumField); + + return statusObject; +} + +jobject createEvent(JNIEnv *env, ZT_Event event) +{ + jclass eventClass = NULL; + jobject eventObject = NULL; + + eventClass = lookup.findClass("com/zerotier/sdk/Event"); + if(eventClass == NULL) + { + return NULL; + } + + std::string fieldName; + switch(event) + { + case ZT_EVENT_UP: + fieldName = "EVENT_UP"; + break; + case ZT_EVENT_OFFLINE: + fieldName = "EVENT_OFFLINE"; + break; + case ZT_EVENT_ONLINE: + fieldName = "EVENT_ONLINE"; + break; + case ZT_EVENT_DOWN: + fieldName = "EVENT_DOWN"; + break; + case ZT_EVENT_FATAL_ERROR_IDENTITY_COLLISION: + fieldName = "EVENT_FATAL_ERROR_IDENTITY_COLLISION"; + break; + case ZT_EVENT_SAW_MORE_RECENT_VERSION: + fieldName = "EVENT_SAW_MORE_RECENT_VERSION"; + break; + case ZT_EVENT_AUTHENTICATION_FAILURE: + fieldName = "EVENT_AUTHENTICATION_FAILURE"; + break; + case ZT_EVENT_INVALID_PACKET: + fieldName = "EVENT_INVALID_PACKET"; + break; + case ZT_EVENT_TRACE: + fieldName = "EVENT_TRACE"; + break; + } + + jfieldID enumField = lookup.findStaticField(eventClass, fieldName.c_str(), "Lcom/zerotier/sdk/Event;"); + + eventObject = env->GetStaticObjectField(eventClass, enumField); + + return eventObject; +} + +jobject createPeerRole(JNIEnv *env, ZT_PeerRole role) +{ + jclass peerRoleClass = NULL; + jobject peerRoleObject = NULL; + + peerRoleClass = lookup.findClass("com/zerotier/sdk/PeerRole"); + if(peerRoleClass == NULL) + { + return NULL; + } + + std::string fieldName; + switch(role) + { + case ZT_PEER_ROLE_LEAF: + fieldName = "PEER_ROLE_LEAF"; + break; + case ZT_PEER_ROLE_RELAY: + fieldName = "PEER_ROLE_RELAY"; + break; + case ZT_PEER_ROLE_ROOT: + fieldName = "PEER_ROLE_ROOTS"; + break; + } + + jfieldID enumField = lookup.findStaticField(peerRoleClass, fieldName.c_str(), "Lcom/zerotier/sdk/PeerRole;"); + + peerRoleObject = env->GetStaticObjectField(peerRoleClass, enumField); + + return peerRoleObject; +} + +jobject createVirtualNetworkType(JNIEnv *env, ZT_VirtualNetworkType type) +{ + jclass vntypeClass = NULL; + jobject vntypeObject = NULL; + + vntypeClass = lookup.findClass("com/zerotier/sdk/VirtualNetworkType"); + if(env->ExceptionCheck() || vntypeClass == NULL) + { + return NULL; + } + + std::string fieldName; + switch(type) + { + case ZT_NETWORK_TYPE_PRIVATE: + fieldName = "NETWORK_TYPE_PRIVATE"; + break; + case ZT_NETWORK_TYPE_PUBLIC: + fieldName = "NETWORK_TYPE_PUBLIC"; + break; + } + + jfieldID enumField = lookup.findStaticField(vntypeClass, fieldName.c_str(), "Lcom/zerotier/sdk/VirtualNetworkType;"); + vntypeObject = env->GetStaticObjectField(vntypeClass, enumField); + return vntypeObject; +} + +jobject createVirtualNetworkConfigOperation(JNIEnv *env, ZT_VirtualNetworkConfigOperation op) +{ + jclass vnetConfigOpClass = NULL; + jobject vnetConfigOpObject = NULL; + + vnetConfigOpClass = lookup.findClass("com/zerotier/sdk/VirtualNetworkConfigOperation"); + if(env->ExceptionCheck() || vnetConfigOpClass == NULL) + { + return NULL; + } + + std::string fieldName; + switch(op) + { + case ZT_VIRTUAL_NETWORK_CONFIG_OPERATION_UP: + fieldName = "VIRTUAL_NETWORK_CONFIG_OPERATION_UP"; + break; + case ZT_VIRTUAL_NETWORK_CONFIG_OPERATION_CONFIG_UPDATE: + fieldName = "VIRTUAL_NETWORK_CONFIG_OPERATION_CONFIG_UPDATE"; + break; + case ZT_VIRTUAL_NETWORK_CONFIG_OPERATION_DOWN: + fieldName = "VIRTUAL_NETWORK_CONFIG_OPERATION_DOWN"; + break; + case ZT_VIRTUAL_NETWORK_CONFIG_OPERATION_DESTROY: + fieldName = "VIRTUAL_NETWORK_CONFIG_OPERATION_DESTROY"; + break; + } + + jfieldID enumField = lookup.findStaticField(vnetConfigOpClass, fieldName.c_str(), "Lcom/zerotier/sdk/VirtualNetworkConfigOperation;"); + vnetConfigOpObject = env->GetStaticObjectField(vnetConfigOpClass, enumField); + return vnetConfigOpObject; +} + +jobject newInetAddress(JNIEnv *env, const sockaddr_storage &addr) +{ + LOGV("newInetAddress"); + jclass inetAddressClass = NULL; + jmethodID inetAddress_getByAddress = NULL; + + inetAddressClass = lookup.findClass("java/net/InetAddress"); + if(env->ExceptionCheck() || inetAddressClass == NULL) + { + LOGE("Error finding InetAddress class"); + return NULL; + } + + inetAddress_getByAddress = lookup.findStaticMethod( + inetAddressClass, "getByAddress", "([B)Ljava/net/InetAddress;"); + if(env->ExceptionCheck() || inetAddress_getByAddress == NULL) + { + LOGE("Erorr finding getByAddress() static method"); + 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) + { + LOGE("Error creating IPV6 byte array"); + 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) + { + LOGE("Error creating IPV4 byte array"); + return NULL; + } + + env->SetByteArrayRegion(buff, 0, 4, (jbyte*)&ipv4->sin_addr); + inetAddressObj = env->CallStaticObjectMethod( + inetAddressClass, inetAddress_getByAddress, buff); + } + break; + } + if(env->ExceptionCheck() || inetAddressObj == NULL) { + LOGE("Error creating InetAddress object"); + return NULL; + } + + return inetAddressObj; +} + +jobject newInetSocketAddress(JNIEnv *env, const sockaddr_storage &addr) +{ + LOGV("newInetSocketAddress Called"); + jclass inetSocketAddressClass = NULL; + jmethodID inetSocketAddress_constructor = NULL; + + inetSocketAddressClass = lookup.findClass("java/net/InetSocketAddress"); + if(env->ExceptionCheck() || inetSocketAddressClass == NULL) + { + LOGE("Error finding InetSocketAddress Class"); + return NULL; + } + + jobject inetAddressObject = newInetAddress(env, addr); + + if(env->ExceptionCheck() || inetAddressObject == NULL) + { + LOGE("Error creating new inet address"); + return NULL; + } + + inetSocketAddress_constructor = lookup.findMethod( + inetSocketAddressClass, "<init>", "(Ljava/net/InetAddress;I)V"); + if(env->ExceptionCheck() || inetSocketAddress_constructor == NULL) + { + LOGE("Error finding InetSocketAddress constructor"); + return NULL; + } + + int port = 0; + switch(addr.ss_family) + { + case AF_INET6: + { + LOGV("IPV6 Address"); + sockaddr_in6 *ipv6 = (sockaddr_in6*)&addr; + port = ntohs(ipv6->sin6_port); + LOGV("Port %d", port); + } + break; + case AF_INET: + { + LOGV("IPV4 Address"); + sockaddr_in *ipv4 = (sockaddr_in*)&addr; + port = ntohs(ipv4->sin_port); + LOGV("Port: %d", port); + } + break; + default: + { + LOGE("ERROR: addr.ss_family is not set or unknown"); + break; + } + }; + + + jobject inetSocketAddressObject = env->NewObject(inetSocketAddressClass, inetSocketAddress_constructor, inetAddressObject, port); + if(env->ExceptionCheck() || inetSocketAddressObject == NULL) { + LOGE("Error creating InetSocketAddress object"); + } + return inetSocketAddressObject; +} + +jobject newMulticastGroup(JNIEnv *env, const ZT_MulticastGroup &mc) +{ + jclass multicastGroupClass = NULL; + jmethodID multicastGroup_constructor = NULL; + + jfieldID macField = NULL; + jfieldID adiField = NULL; + + multicastGroupClass = lookup.findClass("com/zerotier/sdk/MulticastGroup"); + if(env->ExceptionCheck() || multicastGroupClass == NULL) + { + return NULL; + } + + multicastGroup_constructor = lookup.findMethod( + multicastGroupClass, "<init>", "()V"); + if(env->ExceptionCheck() || multicastGroup_constructor == NULL) + { + return NULL; + } + + jobject multicastGroupObj = env->NewObject(multicastGroupClass, multicastGroup_constructor); + if(env->ExceptionCheck() || multicastGroupObj == NULL) + { + return NULL; + } + + macField = lookup.findField(multicastGroupClass, "mac", "J"); + if(env->ExceptionCheck() || macField == NULL) + { + return NULL; + } + + adiField = lookup.findField(multicastGroupClass, "adi", "J"); + if(env->ExceptionCheck() || adiField == NULL) + { + return NULL; + } + + env->SetLongField(multicastGroupObj, macField, mc.mac); + env->SetLongField(multicastGroupObj, adiField, mc.adi); + + return multicastGroupObj; +} + +jobject newPeerPhysicalPath(JNIEnv *env, const ZT_PeerPhysicalPath &ppp) +{ + LOGV("newPeerPhysicalPath Called"); + jclass pppClass = NULL; + + jfieldID addressField = NULL; + jfieldID lastSendField = NULL; + jfieldID lastReceiveField = NULL; + jfieldID fixedField = NULL; + jfieldID activeField = NULL; + jfieldID preferredField = NULL; + + jmethodID ppp_constructor = NULL; + + pppClass = lookup.findClass("com/zerotier/sdk/PeerPhysicalPath"); + if(env->ExceptionCheck() || pppClass == NULL) + { + LOGE("Error finding PeerPhysicalPath class"); + return NULL; + } + + addressField = lookup.findField(pppClass, "address", "Ljava/net/InetSocketAddress;"); + if(env->ExceptionCheck() || addressField == NULL) + { + LOGE("Error finding address field"); + return NULL; + } + + lastSendField = lookup.findField(pppClass, "lastSend", "J"); + if(env->ExceptionCheck() || lastSendField == NULL) + { + LOGE("Error finding lastSend field"); + return NULL; + } + + lastReceiveField = lookup.findField(pppClass, "lastReceive", "J"); + if(env->ExceptionCheck() || lastReceiveField == NULL) + { + LOGE("Error finding lastReceive field"); + return NULL; + } + + fixedField = lookup.findField(pppClass, "fixed", "Z"); + if(env->ExceptionCheck() || fixedField == NULL) + { + LOGE("Error finding fixed field"); + return NULL; + } + + activeField = lookup.findField(pppClass, "active", "Z"); + if(env->ExceptionCheck() || activeField == NULL) + { + LOGE("Error finding active field"); + return NULL; + } + + preferredField = lookup.findField(pppClass, "preferred", "Z"); + if(env->ExceptionCheck() || preferredField == NULL) + { + LOGE("Error finding preferred field"); + return NULL; + } + + ppp_constructor = lookup.findMethod(pppClass, "<init>", "()V"); + if(env->ExceptionCheck() || ppp_constructor == NULL) + { + LOGE("Error finding PeerPhysicalPath constructor"); + return NULL; + } + + jobject pppObject = env->NewObject(pppClass, ppp_constructor); + if(env->ExceptionCheck() || pppObject == NULL) + { + LOGE("Error creating PPP object"); + return NULL; // out of memory + } + + jobject addressObject = newInetSocketAddress(env, ppp.address); + if(env->ExceptionCheck() || addressObject == NULL) { + LOGE("Error creating InetSocketAddress object"); + return NULL; + } + + env->SetObjectField(pppObject, addressField, addressObject); + env->SetLongField(pppObject, lastSendField, ppp.lastSend); + env->SetLongField(pppObject, lastReceiveField, ppp.lastReceive); + env->SetBooleanField(pppObject, fixedField, ppp.fixed); + env->SetBooleanField(pppObject, activeField, ppp.active); + env->SetBooleanField(pppObject, preferredField, ppp.preferred); + + if(env->ExceptionCheck()) { + LOGE("Exception assigning fields to PeerPhysicalPath object"); + } + + return pppObject; +} + +jobject newPeer(JNIEnv *env, const ZT_Peer &peer) +{ + LOGV("newPeer called"); + + jclass peerClass = NULL; + + jfieldID addressField = NULL; + jfieldID lastUnicastFrameField = NULL; + jfieldID lastMulticastFrameField = NULL; + jfieldID versionMajorField = NULL; + jfieldID versionMinorField = NULL; + jfieldID versionRevField = NULL; + jfieldID latencyField = NULL; + jfieldID roleField = NULL; + jfieldID pathsField = NULL; + + jmethodID peer_constructor = NULL; + + peerClass = lookup.findClass("com/zerotier/sdk/Peer"); + if(env->ExceptionCheck() || peerClass == NULL) + { + LOGE("Error finding Peer class"); + return NULL; + } + + addressField = lookup.findField(peerClass, "address", "J"); + if(env->ExceptionCheck() || addressField == NULL) + { + LOGE("Error finding address field of Peer object"); + return NULL; + } + + lastUnicastFrameField = lookup.findField(peerClass, "lastUnicastFrame", "J"); + if(env->ExceptionCheck() || lastUnicastFrameField == NULL) + { + LOGE("Error finding lastUnicastFrame field of Peer object"); + return NULL; + } + + lastMulticastFrameField = lookup.findField(peerClass, "lastMulticastFrame", "J"); + if(env->ExceptionCheck() || lastMulticastFrameField == NULL) + { + LOGE("Error finding lastMulticastFrame field of Peer object"); + return NULL; + } + + versionMajorField = lookup.findField(peerClass, "versionMajor", "I"); + if(env->ExceptionCheck() || versionMajorField == NULL) + { + LOGE("Error finding versionMajor field of Peer object"); + return NULL; + } + + versionMinorField = lookup.findField(peerClass, "versionMinor", "I"); + if(env->ExceptionCheck() || versionMinorField == NULL) + { + LOGE("Error finding versionMinor field of Peer object"); + return NULL; + } + + versionRevField = lookup.findField(peerClass, "versionRev", "I"); + if(env->ExceptionCheck() || versionRevField == NULL) + { + LOGE("Error finding versionRev field of Peer object"); + return NULL; + } + + latencyField = lookup.findField(peerClass, "latency", "I"); + if(env->ExceptionCheck() || latencyField == NULL) + { + LOGE("Error finding latency field of Peer object"); + return NULL; + } + + roleField = lookup.findField(peerClass, "role", "Lcom/zerotier/sdk/PeerRole;"); + if(env->ExceptionCheck() || roleField == NULL) + { + LOGE("Error finding role field of Peer object"); + return NULL; + } + + pathsField = lookup.findField(peerClass, "paths", "[Lcom/zerotier/sdk/PeerPhysicalPath;"); + if(env->ExceptionCheck() || pathsField == NULL) + { + LOGE("Error finding paths field of Peer object"); + return NULL; + } + + peer_constructor = lookup.findMethod(peerClass, "<init>", "()V"); + if(env->ExceptionCheck() || peer_constructor == NULL) + { + LOGE("Error finding Peer constructor"); + return NULL; + } + + jobject peerObject = env->NewObject(peerClass, peer_constructor); + if(env->ExceptionCheck() || peerObject == NULL) + { + LOGE("Error creating Peer object"); + return NULL; // out of memory + } + + env->SetLongField(peerObject, addressField, (jlong)peer.address); + env->SetLongField(peerObject, lastUnicastFrameField, (jlong)peer.lastUnicastFrame); + env->SetLongField(peerObject, lastMulticastFrameField, (jlong)peer.lastMulticastFrame); + env->SetIntField(peerObject, versionMajorField, peer.versionMajor); + env->SetIntField(peerObject, versionMinorField, peer.versionMinor); + env->SetIntField(peerObject, versionRevField, peer.versionRev); + env->SetIntField(peerObject, latencyField, peer.latency); + env->SetObjectField(peerObject, roleField, createPeerRole(env, peer.role)); + + jclass peerPhysicalPathClass = lookup.findClass("com/zerotier/sdk/PeerPhysicalPath"); + if(env->ExceptionCheck() || peerPhysicalPathClass == NULL) + { + LOGE("Error finding PeerPhysicalPath class"); + return NULL; + } + + jobjectArray arrayObject = env->NewObjectArray( + peer.pathCount, peerPhysicalPathClass, NULL); + if(env->ExceptionCheck() || arrayObject == NULL) + { + LOGE("Error creating PeerPhysicalPath[] array"); + return NULL; + } + + for(unsigned int i = 0; i < peer.pathCount; ++i) + { + jobject path = newPeerPhysicalPath(env, peer.paths[i]); + + env->SetObjectArrayElement(arrayObject, i, path); + if(env->ExceptionCheck()) { + LOGE("exception assigning PeerPhysicalPath to array"); + break; + } + } + + env->SetObjectField(peerObject, pathsField, arrayObject); + + return peerObject; +} + +jobject newNetworkConfig(JNIEnv *env, const ZT_VirtualNetworkConfig &vnetConfig) +{ + jclass vnetConfigClass = NULL; + jmethodID vnetConfig_constructor = NULL; + jfieldID nwidField = NULL; + jfieldID macField = NULL; + jfieldID nameField = NULL; + jfieldID statusField = NULL; + jfieldID typeField = NULL; + jfieldID mtuField = NULL; + jfieldID dhcpField = NULL; + jfieldID bridgeField = NULL; + jfieldID broadcastEnabledField = NULL; + jfieldID portErrorField = NULL; + jfieldID enabledField = NULL; + jfieldID netconfRevisionField = NULL; + jfieldID multicastSubscriptionsField = NULL; + jfieldID assignedAddressesField = NULL; + + vnetConfigClass = lookup.findClass("com/zerotier/sdk/VirtualNetworkConfig"); + if(vnetConfigClass == NULL) + { + LOGE("Couldn't find com.zerotier.sdk.VirtualNetworkConfig"); + return NULL; + } + + vnetConfig_constructor = lookup.findMethod( + vnetConfigClass, "<init>", "()V"); + if(env->ExceptionCheck() || vnetConfig_constructor == NULL) + { + LOGE("Couldn't find VirtualNetworkConfig Constructor"); + return NULL; + } + + jobject vnetConfigObj = env->NewObject(vnetConfigClass, vnetConfig_constructor); + if(env->ExceptionCheck() || vnetConfigObj == NULL) + { + LOGE("Error creating new VirtualNetworkConfig object"); + return NULL; + } + + nwidField = lookup.findField(vnetConfigClass, "nwid", "J"); + if(env->ExceptionCheck() || nwidField == NULL) + { + LOGE("Error getting nwid field"); + return NULL; + } + + macField = lookup.findField(vnetConfigClass, "mac", "J"); + if(env->ExceptionCheck() || macField == NULL) + { + LOGE("Error getting mac field"); + return NULL; + } + + nameField = lookup.findField(vnetConfigClass, "name", "Ljava/lang/String;"); + if(env->ExceptionCheck() || nameField == NULL) + { + LOGE("Error getting name field"); + return NULL; + } + + statusField = lookup.findField(vnetConfigClass, "status", "Lcom/zerotier/sdk/VirtualNetworkStatus;"); + if(env->ExceptionCheck() || statusField == NULL) + { + LOGE("Error getting status field"); + return NULL; + } + + typeField = lookup.findField(vnetConfigClass, "type", "Lcom/zerotier/sdk/VirtualNetworkType;"); + if(env->ExceptionCheck() || typeField == NULL) + { + LOGE("Error getting type field"); + return NULL; + } + + mtuField = lookup.findField(vnetConfigClass, "mtu", "I"); + if(env->ExceptionCheck() || mtuField == NULL) + { + LOGE("Error getting mtu field"); + return NULL; + } + + dhcpField = lookup.findField(vnetConfigClass, "dhcp", "Z"); + if(env->ExceptionCheck() || dhcpField == NULL) + { + LOGE("Error getting dhcp field"); + return NULL; + } + + bridgeField = lookup.findField(vnetConfigClass, "bridge", "Z"); + if(env->ExceptionCheck() || bridgeField == NULL) + { + LOGE("Error getting bridge field"); + return NULL; + } + + broadcastEnabledField = lookup.findField(vnetConfigClass, "broadcastEnabled", "Z"); + if(env->ExceptionCheck() || broadcastEnabledField == NULL) + { + LOGE("Error getting broadcastEnabled field"); + return NULL; + } + + portErrorField = lookup.findField(vnetConfigClass, "portError", "I"); + if(env->ExceptionCheck() || portErrorField == NULL) + { + LOGE("Error getting portError field"); + return NULL; + } + + enabledField = lookup.findField(vnetConfigClass, "enabled", "Z"); + if(env->ExceptionCheck() || enabledField == NULL) + { + LOGE("Error getting enabled field"); + return NULL; + } + + netconfRevisionField = lookup.findField(vnetConfigClass, "netconfRevision", "J"); + if(env->ExceptionCheck() || netconfRevisionField == NULL) + { + LOGE("Error getting netconfRevision field"); + return NULL; + } + + multicastSubscriptionsField = lookup.findField(vnetConfigClass, "multicastSubscriptions", "[Lcom/zerotier/sdk/MulticastGroup;"); + if(env->ExceptionCheck() || multicastSubscriptionsField == NULL) + { + LOGE("Error getting multicastSubscriptions field"); + return NULL; + } + + assignedAddressesField = lookup.findField(vnetConfigClass, "assignedAddresses", "[Ljava/net/InetSocketAddress;"); + if(env->ExceptionCheck() || assignedAddressesField == NULL) + { + LOGE("Error getting assignedAddresses field"); + return NULL; + } + + env->SetLongField(vnetConfigObj, nwidField, vnetConfig.nwid); + env->SetLongField(vnetConfigObj, macField, vnetConfig.mac); + jstring nameStr = env->NewStringUTF(vnetConfig.name); + if(env->ExceptionCheck() || nameStr == NULL) + { + return NULL; // out of memory + } + env->SetObjectField(vnetConfigObj, nameField, nameStr); + + jobject statusObject = createVirtualNetworkStatus(env, vnetConfig.status); + if(env->ExceptionCheck() || statusObject == NULL) + { + return NULL; + } + env->SetObjectField(vnetConfigObj, statusField, statusObject); + + jobject typeObject = createVirtualNetworkType(env, vnetConfig.type); + if(env->ExceptionCheck() || typeObject == NULL) + { + return NULL; + } + env->SetObjectField(vnetConfigObj, typeField, typeObject); + + env->SetIntField(vnetConfigObj, mtuField, (int)vnetConfig.mtu); + env->SetBooleanField(vnetConfigObj, dhcpField, vnetConfig.dhcp); + env->SetBooleanField(vnetConfigObj, bridgeField, vnetConfig.bridge); + env->SetBooleanField(vnetConfigObj, broadcastEnabledField, vnetConfig.broadcastEnabled); + env->SetBooleanField(vnetConfigObj, enabledField, vnetConfig.enabled); + env->SetIntField(vnetConfigObj, portErrorField, vnetConfig.portError); + + jclass multicastGroupClass = lookup.findClass("com/zerotier/sdk/MulticastGroup"); + if(env->ExceptionCheck() || multicastGroupClass == NULL) + { + LOGE("Error finding MulticastGroup class"); + return NULL; + } + + jobjectArray mcastSubsArrayObj = env->NewObjectArray( + vnetConfig.multicastSubscriptionCount, multicastGroupClass, NULL); + if(env->ExceptionCheck() || mcastSubsArrayObj == NULL) { + LOGE("Error creating MulticastGroup[] array"); + return NULL; + } + + for(unsigned int i = 0; i < vnetConfig.multicastSubscriptionCount; ++i) + { + jobject mcastObj = newMulticastGroup(env, vnetConfig.multicastSubscriptions[i]); + env->SetObjectArrayElement(mcastSubsArrayObj, i, mcastObj); + if(env->ExceptionCheck()) + { + LOGE("Error assigning MulticastGroup to array"); + } + } + env->SetObjectField(vnetConfigObj, multicastSubscriptionsField, mcastSubsArrayObj); + + jclass inetSocketAddressClass = lookup.findClass("java/net/InetSocketAddress"); + if(env->ExceptionCheck() || inetSocketAddressClass == NULL) + { + LOGE("Error finding InetSocketAddress class"); + return NULL; + } + + jobjectArray assignedAddrArrayObj = env->NewObjectArray( + vnetConfig.assignedAddressCount, inetSocketAddressClass, NULL); + if(env->ExceptionCheck() || assignedAddrArrayObj == NULL) + { + LOGE("Error creating InetSocketAddress[] array"); + return NULL; + } + + for(unsigned int i = 0; i < vnetConfig.assignedAddressCount; ++i) + { + jobject inetAddrObj = newInetSocketAddress(env, vnetConfig.assignedAddresses[i]); + env->SetObjectArrayElement(assignedAddrArrayObj, i, inetAddrObj); + if(env->ExceptionCheck()) + { + LOGE("Error assigning InetSocketAddress to array"); + return NULL; + } + } + + env->SetObjectField(vnetConfigObj, assignedAddressesField, assignedAddrArrayObj); + + return vnetConfigObj; +} + +jobject newVersion(JNIEnv *env, int major, int minor, int rev, long featureFlags) +{ + // create a com.zerotier.sdk.Version object + jclass versionClass = NULL; + jmethodID versionConstructor = NULL; + + versionClass = lookup.findClass("com/zerotier/sdk/Version"); + if(env->ExceptionCheck() || versionClass == NULL) + { + return NULL; + } + + versionConstructor = lookup.findMethod( + versionClass, "<init>", "()V"); + if(env->ExceptionCheck() || versionConstructor == NULL) + { + return NULL; + } + + jobject versionObj = env->NewObject(versionClass, versionConstructor); + if(env->ExceptionCheck() || versionObj == NULL) + { + return NULL; + } + + // copy data to Version object + jfieldID majorField = NULL; + jfieldID minorField = NULL; + jfieldID revisionField = NULL; + jfieldID featureFlagsField = NULL; + + majorField = lookup.findField(versionClass, "major", "I"); + if(env->ExceptionCheck() || majorField == NULL) + { + return NULL; + } + + minorField = lookup.findField(versionClass, "minor", "I"); + if(env->ExceptionCheck() || minorField == NULL) + { + return NULL; + } + + revisionField = lookup.findField(versionClass, "revision", "I"); + if(env->ExceptionCheck() || revisionField == NULL) + { + return NULL; + } + + featureFlagsField = lookup.findField(versionClass, "featureFlags", "J"); + if(env->ExceptionCheck() || 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); + + return versionObj; +} + +#ifdef __cplusplus +} +#endif
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