N-archive/citra
1
0
Fork 0
Code Issues Pull requests Packages Projects Releases Wiki Activity

Merge pull request #3489 from B3n30/UDS_send_node_information

Browse source 
NWM_ UDS:Let connected clients handle the eapol packet
This commit is contained in:
Weiyi Wang 2018-04-05 16:14:39 +03:00 committed by GitHub
parent e3d25bc6d0 f64f118e3b
commit a2e87075c5
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
1 changed files with 28 additions and 7 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

35
src/core/hle/service/nwm/nwm_uds.cpp
View file

@ -278,18 +278,19 @@ static void HandleEAPoLPacket(const Network::WifiPacket& packet) {
GenerateEAPoLLogoffFrame(packet.transmitter_address, node.network_node_id, node_info,
network_info.max_nodes, network_info.total_nodes);
// TODO(Subv): Encrypt the packet.
eapol_logoff.destination_address = packet.transmitter_address;
// TODO(B3N30): send the eapol packet just to the new client and implement a proper
// broadcast packet for all other clients
// On a 3ds the eapol packet is only sent to packet.transmitter_address
// while a packet containing the node information is broadcasted
// For now we will broadcast the eapol packet instead
eapol_logoff.destination_address = Network::BroadcastMac;
eapol_logoff.type = WifiPacket::PacketType::Data;
SendPacket(eapol_logoff);
connection_status_event->Signal();
} else {
if (connection_status.status != static_cast<u32>(NetworkStatus::Connecting)) {
LOG_DEBUG(Service_NWM, "Connection sequence aborted, because connection status is %u",
connection_status.status);
return;
}
} else if (connection_status.status == static_cast<u32>(NetworkStatus::Connecting)) {
auto logoff = ParseEAPoLLogoffFrame(packet.data);
network_info.host_mac_address = packet.transmitter_address;
@ -317,6 +318,26 @@ static void HandleEAPoLPacket(const Network::WifiPacket& packet) {
// otherwise it might cause deadlocks
connection_status_event->Signal();
connection_event->Signal();
} else if (connection_status.status == static_cast<u32>(NetworkStatus::ConnectedAsClient)) {
// On a 3ds this packet wouldn't be addressed to already connected clients
// We use this information because in the current implementation the host
// isn't broadcasting the node information
auto logoff = ParseEAPoLLogoffFrame(packet.data);
network_info.total_nodes = logoff.connected_nodes;
connection_status.total_nodes = logoff.connected_nodes;
node_info.clear();
node_info.reserve(network_info.max_nodes);
for (size_t index = 0; index < logoff.connected_nodes; ++index) {
if ((connection_status.node_bitmask & (1 << index)) == 0) {
connection_status.changed_nodes |= 1 << index;
}
connection_status.nodes[index] = logoff.nodes[index].network_node_id;
connection_status.node_bitmask |= 1 << index;
node_info.emplace_back(DeserializeNodeInfo(logoff.nodes[index]));
}
connection_status_event->Signal();
}
}