mirror of
https://github.com/zerotier/ZeroTierOne.git
synced 2024-12-28 00:38:51 +00:00
347 lines
8.8 KiB
C++
347 lines
8.8 KiB
C++
#include "ZT1_jniutils.h"
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#include <string>
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#include <assert.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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namespace
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{
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static jclass arrayListClass = NULL;
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static jmethodID arrayList_constructor = NULL;
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static jmethodID arrayList_add = NULL;
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static jclass inetAddressClass = NULL;
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static jmethodID inetAddress_getByAddress = NULL;
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}
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jobject createResultObject(JNIEnv *env, ZT1_ResultCode code)
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{
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// cache the class so we don't have to
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// look it up every time we need to create a java
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// ResultCode object
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static jclass resultClass = NULL;
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jobject resultObject = NULL;
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if(resultClass == NULL)
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{
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resultClass = env->FindClass("com/zerotierone/sdk/ResultCode");
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if(resultClass == NULL)
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{
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return NULL; // exception thrown
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}
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}
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std::string fieldName;
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switch(code)
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{
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case ZT1_RESULT_OK:
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fieldName = "ZT1_RESULT_OK";
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break;
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case ZT1_RESULT_FATAL_ERROR_OUT_OF_MEMORY:
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fieldName = "ZT1_RESULT_FATAL_ERROR_OUT_OF_MEMORY";
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break;
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case ZT1_RESULT_FATAL_ERROR_DATA_STORE_FAILED:
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fieldName = "ZT1_RESULT_FATAL_ERROR_DATA_STORE_FAILED";
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break;
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case ZT1_RESULT_ERROR_NETWORK_NOT_FOUND:
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fieldName = "ZT1_RESULT_ERROR_NETWORK_NOT_FOUND";
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break;
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case ZT1_RESULT_FATAL_ERROR_INTERNAL:
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default:
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fieldName = "ZT1_RESULT_FATAL_ERROR_INTERNAL";
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break;
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}
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jfieldID enumField = env->GetStaticFieldID(resultClass, fieldName.c_str(), "Lcom/zerotierone/sdk/ResultCode;");
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resultObject = env->GetStaticObjectField(resultClass, enumField);
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return resultObject;
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}
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jobject createVirtualNetworkStatus(JNIEnv *env, ZT1_VirtualNetworkStatus status)
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{
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static jclass statusClass = NULL;
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jobject statusObject = NULL;
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if(statusClass == NULL)
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{
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statusClass = env->FindClass("com/zerotierone/sdk/VirtualNetworkStatus");
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if(statusClass == NULL)
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{
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return NULL; // exception thrown
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}
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}
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std::string fieldName;
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switch(status)
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{
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case ZT1_NETWORK_STATUS_REQUESTING_CONFIGURATION:
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fieldName = "NETWORK_STATUS_REQUESTING_CONFIGURATION";
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break;
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case ZT1_NETWORK_STATUS_OK:
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fieldName = "NETWORK_STATUS_OK";
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break;
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case ZT1_NETWORK_STATUS_ACCESS_DENIED:
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fieldName = "NETWORK_STATUS_ACCESS_DENIED";
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break;
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case ZT1_NETWORK_STATUS_NOT_FOUND:
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fieldName = "NETWORK_STATUS_NOT_FOUND";
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break;
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case ZT1_NETWORK_STATUS_PORT_ERROR:
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fieldName = "NETWORK_STATUS_PORT_ERROR";
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break;
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case ZT1_NETWORK_STATUS_CLIENT_TOO_OLD:
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fieldName = "NETWORK_STATUS_CLIENT_TOO_OLD";
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break;
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}
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jfieldID enumField = env->GetStaticFieldID(statusClass, fieldName.c_str(), "Lcom/zerotierone/sdk/VirtualNetworkStatus;");
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statusObject = env->GetStaticObjectField(statusClass, enumField);
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return statusObject;
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}
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jobject createEvent(JNIEnv *env, ZT1_Event event)
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{
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static jclass eventClass = NULL;
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jobject eventObject = NULL;
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if(eventClass == NULL)
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{
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eventClass = env->FindClass("com/zerotierone/sdk/Event");
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if(eventClass == NULL)
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{
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return NULL;
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}
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}
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std::string fieldName;
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switch(event)
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{
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case ZT1_EVENT_UP:
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fieldName = "EVENT_UP";
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break;
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case ZT1_EVENT_OFFLINE:
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fieldName = "EVENT_OFFLINE";
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break;
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case ZT1_EVENT_DOWN:
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fieldName = "EVENT_DOWN";
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break;
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case ZT1_EVENT_FATAL_ERROR_IDENTITY_COLLISION:
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fieldName = "EVENT_FATAL_ERROR_IDENTITY_COLLISION";
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break;
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case ZT1_EVENT_AUTHENTICATION_FAILURE:
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fieldName = "EVENT_AUTHENTICATION_FAILURE";
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break;
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case ZT1_EVENT_INVALID_PACKET:
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fieldName = "EVENT_INVALID_PACKET";
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break;
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case ZT1_EVENT_TRACE:
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fieldName = "EVENT_TRACE";
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break;
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}
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jfieldID enumField = env->GetStaticFieldID(eventClass, fieldName.c_str(), "Lcom/zerotierone/sdk/Event;");
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eventObject = env->GetStaticObjectField(eventClass, enumField);
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return eventObject;
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}
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jobject createVirtualNetworkType(JNIEnv *env, ZT1_VirtualNetworkType type)
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{
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static jclass vntypeClass = NULL;
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jobject vntypeObject = NULL;
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if(vntypeClass == NULL)
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{
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vntypeClass = env->FindClass("com/zerotierone/sdk/VirtualNetworkType");
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if(vntypeClass == NULL)
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{
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return NULL;
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}
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}
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std::string fieldName;
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switch(type)
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{
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case ZT1_NETWORK_TYPE_PRIVATE:
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fieldName = "NETWORK_TYPE_PRIVATE";
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break;
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case ZT1_NETWORK_TYPE_PUBLIC:
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fieldName = "NETWORK_TYPE_PUBLIC";
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break;
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}
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jfieldID enumField = env->GetStaticFieldID(vntypeClass, fieldName.c_str(), "Lcom/zerotierone/sdk/VirtyalNetworkType;");
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vntypeObject = env->GetStaticObjectField(vntypeClass, enumField);
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return vntypeObject;
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}
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jobject newArrayList(JNIEnv *env)
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{
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if(arrayListClass == NULL)
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{
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arrayListClass = env->FindClass("java/util/ArrayList");
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if(arrayListClass == NULL)
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{
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return NULL;
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}
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}
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if(arrayList_constructor == NULL)
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{
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arrayList_constructor = env->GetMethodID(
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arrayListClass, "<init>", "()V");
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if(arrayList_constructor == NULL)
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{
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return NULL;
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}
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}
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jobject arrayListObj = env->NewObject(arrayListClass, arrayList_constructor);
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return arrayListObj;
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}
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bool appendItemToArrayList(JNIEnv *env, jobject array, jobject object)
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{
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assert(array != NULL);
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assert(object != NULL);
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if(arrayList_add == NULL)
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{
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arrayList_add = env->GetMethodID(arrayListClass, "add", "(Ljava.lang.Object;)Z");
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if(arrayList_add == NULL)
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{
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return false;
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}
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}
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return env->CallBooleanMethod(array, arrayList_add, object);
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}
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jobject newInetAddress(JNIEnv *env, const sockaddr_storage &addr)
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{
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if(inetAddressClass == NULL)
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{
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inetAddressClass = env->FindClass("java/net/InetAddress");
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if(inetAddressClass == NULL)
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{
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return NULL;
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}
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}
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if(inetAddress_getByAddress == NULL)
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{
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inetAddress_getByAddress = env->GetStaticMethodID(
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inetAddressClass, "getByAddress", "([B)Ljava/net/InetAddress;");
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if(inetAddress_getByAddress == NULL)
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{
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return NULL;
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}
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}
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jobject inetAddressObj = NULL;
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switch(addr.ss_family)
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{
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case AF_INET6:
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{
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sockaddr_in6 *ipv6 = (sockaddr_in6*)&addr;
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jbyteArray buff = env->NewByteArray(16);
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if(buff == NULL)
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{
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return NULL;
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}
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env->SetByteArrayRegion(buff, 0, 16, (jbyte*)ipv6->sin6_addr.s6_addr);
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inetAddressObj = env->CallStaticObjectMethod(
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inetAddressClass, inetAddress_getByAddress, buff);
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}
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break;
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case AF_INET:
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{
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sockaddr_in *ipv4 = (sockaddr_in*)&addr;
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jbyteArray buff = env->NewByteArray(4);
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if(buff == NULL)
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{
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return NULL;
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}
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env->SetByteArrayRegion(buff, 0, 4, (jbyte*)&ipv4->sin_addr);
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inetAddressObj = env->CallStaticObjectMethod(
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inetAddressClass, inetAddress_getByAddress, buff);
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}
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break;
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}
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return inetAddressObj;
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}
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jobject newMulticastGroup(JNIEnv *env, const ZT1_MulticastGroup &mc)
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{
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static jclass multicastGroupClass = NULL;
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static jmethodID multicastGroup_constructor = NULL;
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static jfieldID macField = NULL;
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static jfieldID adiField = NULL;
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if(multicastGroupClass == NULL)
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{
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multicastGroupClass = env->FindClass("com/zerotierone/sdk/MulticastGroup");
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if(multicastGroupClass == NULL)
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{
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return NULL;
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}
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}
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if(multicastGroup_constructor == NULL)
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{
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multicastGroup_constructor = env->GetMethodID(
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multicastGroupClass, "<init>", "()V");
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if(multicastGroup_constructor == NULL)
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{
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return NULL;
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}
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}
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jobject multicastGroupObj = env->NewObject(multicastGroupClass, multicastGroup_constructor);
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if(multicastGroupObj == NULL)
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{
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return NULL;
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}
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if(macField == NULL)
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{
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macField = env->GetFieldID(multicastGroupClass, "mac", "J");
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if(macField == NULL)
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{
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return NULL;
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}
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}
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if(adiField == NULL)
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{
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adiField = env->GetFieldID(multicastGroupClass, "adi", "J");
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if(adiField == NULL)
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{
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return NULL;
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}
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}
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env->SetLongField(multicastGroupObj, macField, mc.mac);
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env->SetLongField(multicastGroupObj, adiField, mc.adi);
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return multicastGroupObj;
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}
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#ifdef __cplusplus
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}
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#endif |