Merge pull request #8876 from FearlessTobi/multiplayer-part3

ldn: Implement "local wireless" networked multiplayer

3 files changed, 19 insertions, 2 deletions

diff --git a/src/core/internal_network/network_interface.cpp b/src/core/internal_network/network_interface.cpp
index 0f0a66160..057fd3661 100644
--- a/src/core/internal_network/network_interface.cpp
+++ b/src/core/internal_network/network_interface.cpp
@@ -188,7 +188,7 @@ std::vector<NetworkInterface> GetAvailableNetworkInterfaces() {
 std::optional<NetworkInterface> GetSelectedNetworkInterface() {
     const auto& selected_network_interface = Settings::values.network_interface.GetValue();
     const auto network_interfaces = Network::GetAvailableNetworkInterfaces();
-    if (network_interfaces.size() == 0) {
+    if (network_interfaces.empty()) {
         LOG_ERROR(Network, "GetAvailableNetworkInterfaces returned no interfaces");
         return std::nullopt;
     }
@@ -206,4 +206,14 @@ std::optional<NetworkInterface> GetSelectedNetworkInterface() {
     return *res;
 }
 
+void SelectFirstNetworkInterface() {
+    const auto network_interfaces = Network::GetAvailableNetworkInterfaces();
+
+    if (network_interfaces.empty()) {
+        return;
+    }
+
+    Settings::values.network_interface.SetValue(network_interfaces[0].name);
+}
+
 } // namespace Network
diff --git a/src/core/internal_network/network_interface.h b/src/core/internal_network/network_interface.h
index 9b98b6b42..175e61b1f 100644
--- a/src/core/internal_network/network_interface.h
+++ b/src/core/internal_network/network_interface.h
@@ -24,5 +24,6 @@ struct NetworkInterface {
 
 std::vector<NetworkInterface> GetAvailableNetworkInterfaces();
 std::optional<NetworkInterface> GetSelectedNetworkInterface();
+void SelectFirstNetworkInterface();
 
 } // namespace Network
diff --git a/src/core/internal_network/socket_proxy.cpp b/src/core/internal_network/socket_proxy.cpp
index 0c746bd82..7d5d37bbc 100644
--- a/src/core/internal_network/socket_proxy.cpp
+++ b/src/core/internal_network/socket_proxy.cpp
@@ -6,6 +6,7 @@
 
 #include "common/assert.h"
 #include "common/logging/log.h"
+#include "common/zstd_compression.h"
 #include "core/internal_network/network.h"
 #include "core/internal_network/network_interface.h"
 #include "core/internal_network/socket_proxy.h"
@@ -32,8 +33,11 @@ void ProxySocket::HandleProxyPacket(const ProxyPacket& packet) {
         return;
     }
 
+    auto decompressed = packet;
+    decompressed.data = Common::Compression::DecompressDataZSTD(packet.data);
+
     std::lock_guard guard(packets_mutex);
-    received_packets.push(packet);
+    received_packets.push(decompressed);
 }
 
 template <typename T>
@@ -185,6 +189,8 @@ std::pair<s32, Errno> ProxySocket::Send(const std::vector<u8>& message, int flag
 void ProxySocket::SendPacket(ProxyPacket& packet) {
     if (auto room_member = room_network.GetRoomMember().lock()) {
         if (room_member->IsConnected()) {
+            packet.data = Common::Compression::CompressDataZSTDDefault(packet.data.data(),
+                                                                       packet.data.size());
             room_member->SendProxyPacket(packet);
         }
     }