mirror of https://github.com/oxen-io/lokinet
86 lines
2.5 KiB
C++
86 lines
2.5 KiB
C++
#include "network_loki_lokinet_LokinetVPN.h"
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#include "lokinet_jni_vpnio.hpp"
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#include "lokinet_jni_common.hpp"
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#include <llarp/net/ip.hpp>
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#include <llarp/net/ip_packet.hpp>
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#include <string_view>
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extern "C"
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{
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JNIEXPORT jint JNICALL
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Java_network_loki_lokinet_LokinetVPN_PacketSize(JNIEnv*, jclass)
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{
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return llarp::net::IPPacket::MaxSize;
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}
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JNIEXPORT jobject JNICALL
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Java_network_loki_lokinet_LokinetVPN_Alloc(JNIEnv* env, jclass)
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{
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lokinet_jni_vpnio* vpn = new lokinet_jni_vpnio();
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return env->NewDirectByteBuffer(vpn, sizeof(lokinet_jni_vpnio));
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}
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JNIEXPORT void JNICALL
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Java_network_loki_lokinet_LokinetVPN_Free(JNIEnv* env, jclass, jobject buf)
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{
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lokinet_jni_vpnio* vpn = FromBuffer<lokinet_jni_vpnio>(env, buf);
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if (vpn == nullptr)
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return;
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delete vpn;
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}
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JNIEXPORT void JNICALL
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Java_network_loki_lokinet_LokinetVPN_Stop(JNIEnv* env, jobject self)
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{
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lokinet_jni_vpnio* vpn = GetImpl<lokinet_jni_vpnio>(env, self);
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if (vpn)
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{
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vpn->Close();
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}
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}
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JNIEXPORT jint JNICALL
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Java_network_loki_lokinet_LokinetVPN_ReadPkt(JNIEnv* env, jobject self, jobject pkt)
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{
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lokinet_jni_vpnio* vpn = GetImpl<lokinet_jni_vpnio>(env, self);
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if (vpn == nullptr)
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return -1;
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void* pktbuf = env->GetDirectBufferAddress(pkt);
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auto pktlen = env->GetDirectBufferCapacity(pkt);
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if (pktbuf == nullptr)
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return -1;
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return vpn->ReadPacket(pktbuf, pktlen);
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}
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JNIEXPORT jboolean JNICALL
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Java_network_loki_lokinet_LokinetVPN_WritePkt(JNIEnv* env, jobject self, jobject pkt)
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{
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lokinet_jni_vpnio* vpn = GetImpl<lokinet_jni_vpnio>(env, self);
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if (vpn == nullptr)
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return false;
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void* pktbuf = env->GetDirectBufferAddress(pkt);
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auto pktlen = env->GetDirectBufferCapacity(pkt);
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if (pktbuf == nullptr)
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return false;
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return vpn->WritePacket(pktbuf, pktlen);
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}
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JNIEXPORT void JNICALL
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Java_network_loki_lokinet_LokinetVPN_SetInfo(JNIEnv* env, jobject self, jobject info)
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{
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lokinet_jni_vpnio* vpn = GetImpl<lokinet_jni_vpnio>(env, self);
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if (vpn == nullptr)
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return;
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VisitObjectMemberStringAsStringView<bool>(
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env, info, "ifaddr", [vpn](std::string_view val) -> bool {
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vpn->SetIfAddr(val);
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return true;
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});
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VisitObjectMemberStringAsStringView<bool>(
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env, info, "ifname", [vpn](std::string_view val) -> bool {
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vpn->SetIfName(val);
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return true;
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});
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vpn->info.netmask = GetObjectMemberAsInt<uint8_t>(env, info, "netmask");
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}
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}
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