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-rw-r--r--src/network/room.cpp19
-rw-r--r--src/network/room_member.cpp46
-rw-r--r--src/network/room_member.h18
3 files changed, 82 insertions, 1 deletions
diff --git a/src/network/room.cpp b/src/network/room.cpp
index 3502264e1..3caa3aeae 100644
--- a/src/network/room.cpp
+++ b/src/network/room.cpp
@@ -98,6 +98,12 @@ public:
* The first 3 bytes are the NintendoOUI 0x00, 0x1F, 0x32
*/
MacAddress GenerateMacAddress();
+
+ /**
+ * Broadcasts this packet to all members except the sender.
+ * @param event The ENet event containing the data
+ */
+ void HandleWifiPacket(const ENetEvent* event);
};
// RoomImpl
@@ -111,7 +117,10 @@ void Room::RoomImpl::ServerLoop() {
case IdJoinRequest:
HandleJoinRequest(&event);
break;
- // TODO(B3N30): Handle the other message types
+ // TODO(B3N30): Handle the other message types
+ case IdWifiPacket:
+ HandleWifiPacket(&event);
+ break;
}
enet_packet_destroy(event.packet);
break;
@@ -247,6 +256,14 @@ MacAddress Room::RoomImpl::GenerateMacAddress() {
return result_mac;
}
+void Room::RoomImpl::HandleWifiPacket(const ENetEvent* event) {
+ for (auto it = members.begin(); it != members.end(); ++it) {
+ if (it->peer != event->peer)
+ enet_peer_send(it->peer, 0, event->packet);
+ }
+ enet_host_flush(server);
+}
+
// Room
Room::Room() : room_impl{std::make_unique<RoomImpl>()} {}
diff --git a/src/network/room_member.cpp b/src/network/room_member.cpp
index 09573ee43..f919e4de0 100644
--- a/src/network/room_member.cpp
+++ b/src/network/room_member.cpp
@@ -62,6 +62,12 @@ public:
* @param event The ENet event that was received.
*/
void HandleRoomInformationPacket(const ENetEvent* event);
+
+ /**
+ * Extracts a WifiPacket from a received ENet packet.
+ * @param event The ENet event that was received.
+ */
+ void HandleWifiPackets(const ENetEvent* event);
};
// RoomMemberImpl
@@ -174,6 +180,34 @@ void RoomMember::RoomMemberImpl::HandleJoinPacket(const ENetEvent* event) {
// TODO(B3N30): Invoke callbacks
}
+void RoomMember::RoomMemberImpl::HandleWifiPackets(const ENetEvent* event) {
+ WifiPacket wifi_packet{};
+ Packet packet;
+ packet.Append(event->packet->data, event->packet->dataLength);
+
+ // Ignore the first byte, which is the message id.
+ packet.IgnoreBytes(sizeof(MessageID));
+
+ // Parse the WifiPacket from the BitStream
+ uint8_t frame_type;
+ packet >> frame_type;
+ WifiPacket::PacketType type = static_cast<WifiPacket::PacketType>(frame_type);
+
+ wifi_packet.type = type;
+ packet >> wifi_packet.channel;
+ packet >> wifi_packet.transmitter_address;
+ packet >> wifi_packet.destination_address;
+
+ uint32_t data_length;
+ packet >> data_length;
+
+ std::vector<uint8_t> data(data_length);
+ packet >> data;
+
+ wifi_packet.data = std::move(data);
+ // TODO(B3N30): Invoke callbacks
+}
+
// RoomMember
RoomMember::RoomMember() : room_member_impl{std::make_unique<RoomMemberImpl>()} {
room_member_impl->client = enet_host_create(nullptr, 1, NumChannels, 0, 0);
@@ -227,6 +261,18 @@ bool RoomMember::IsConnected() const {
return room_member_impl->IsConnected();
}
+void RoomMember::SendWifiPacket(const WifiPacket& wifi_packet) {
+ Packet packet;
+ packet << static_cast<MessageID>(IdWifiPacket);
+ packet << static_cast<uint8_t>(wifi_packet.type);
+ packet << wifi_packet.channel;
+ packet << wifi_packet.transmitter_address;
+ packet << wifi_packet.destination_address;
+ packet << static_cast<uint32_t>(wifi_packet.data.size());
+ packet << wifi_packet.data;
+ room_member_impl->Send(packet);
+}
+
void RoomMember::Leave() {
ASSERT_MSG(room_member_impl->receive_thread != nullptr, "Must be in a room to leave it.");
{
diff --git a/src/network/room_member.h b/src/network/room_member.h
index f8bdbaea8..d23f5d4b6 100644
--- a/src/network/room_member.h
+++ b/src/network/room_member.h
@@ -12,6 +12,18 @@
namespace Network {
+/// Information about the received WiFi packets.
+/// Acts as our own 802.11 header.
+struct WifiPacket {
+ enum class PacketType { Beacon, Data, Management };
+ PacketType type; ///< The type of 802.11 frame, Beacon / Data.
+ std::vector<uint8_t> data; ///< Raw 802.11 frame data, starting at the management frame header
+ /// for management frames.
+ MacAddress transmitter_address; ///< Mac address of the transmitter.
+ MacAddress destination_address; ///< Mac address of the receiver.
+ uint8_t channel; ///< WiFi channel where this frame was transmitted.
+};
+
/**
* This is what a client [person joining a server] would use.
* It also has to be used if you host a game yourself (You'd create both, a Room and a
@@ -70,6 +82,12 @@ public:
const u16 serverPort = DefaultRoomPort, const u16 clientPort = 0);
/**
+ * Sends a WiFi packet to the room.
+ * @param packet The WiFi packet to send.
+ */
+ void SendWifiPacket(const WifiPacket& packet);
+
+ /**
* Leaves the current room.
*/
void Leave();