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-rw-r--r--src/network/room.cpp84
1 files changed, 63 insertions, 21 deletions
diff --git a/src/network/room.cpp b/src/network/room.cpp
index fbbaf8b93..261049ab0 100644
--- a/src/network/room.cpp
+++ b/src/network/room.cpp
@@ -4,9 +4,9 @@
#include <algorithm>
#include <atomic>
+#include <mutex>
#include <random>
#include <thread>
-#include <vector>
#include "enet/enet.h"
#include "network/packet.h"
#include "network/room.h"
@@ -29,12 +29,14 @@ public:
struct Member {
std::string nickname; ///< The nickname of the member.
- std::string game_name; ///< The current game of the member
+ GameInfo game_info; ///< The current game of the member
MacAddress mac_address; ///< The assigned mac address of the member.
ENetPeer* peer; ///< The remote peer.
};
using MemberList = std::vector<Member>;
- MemberList members; ///< Information about the members of this room.
+ MemberList members; ///< Information about the members of this room
+ mutable std::mutex member_mutex; ///< Mutex for locking the members list
+ /// This should be a std::shared_mutex as soon as C++17 is supported
RoomImpl()
: random_gen(std::random_device()()), NintendoOUI{0x00, 0x1F, 0x32, 0x00, 0x00, 0x00} {}
@@ -147,7 +149,7 @@ void Room::RoomImpl::ServerLoop() {
case IdJoinRequest:
HandleJoinRequest(&event);
break;
- case IdSetGameName:
+ case IdSetGameInfo:
HandleGameNamePacket(&event);
break;
case IdWifiPacket:
@@ -213,7 +215,10 @@ void Room::RoomImpl::HandleJoinRequest(const ENetEvent* event) {
member.nickname = nickname;
member.peer = event->peer;
- members.push_back(std::move(member));
+ {
+ std::lock_guard<std::mutex> lock(member_mutex);
+ members.push_back(std::move(member));
+ }
// Notify everyone that the room information has changed.
BroadcastRoomInformation();
@@ -223,12 +228,14 @@ void Room::RoomImpl::HandleJoinRequest(const ENetEvent* event) {
bool Room::RoomImpl::IsValidNickname(const std::string& nickname) const {
// A nickname is valid if it is not already taken by anybody else in the room.
// TODO(B3N30): Check for empty names, spaces, etc.
+ std::lock_guard<std::mutex> lock(member_mutex);
return std::all_of(members.begin(), members.end(),
[&nickname](const auto& member) { return member.nickname != nickname; });
}
bool Room::RoomImpl::IsValidMacAddress(const MacAddress& address) const {
// A MAC address is valid if it is not already taken by anybody else in the room.
+ std::lock_guard<std::mutex> lock(member_mutex);
return std::all_of(members.begin(), members.end(),
[&address](const auto& member) { return member.mac_address != address; });
}
@@ -279,6 +286,7 @@ void Room::RoomImpl::SendCloseMessage() {
packet << static_cast<u8>(IdCloseRoom);
ENetPacket* enet_packet =
enet_packet_create(packet.GetData(), packet.GetDataSize(), ENET_PACKET_FLAG_RELIABLE);
+ std::lock_guard<std::mutex> lock(member_mutex);
for (auto& member : members) {
enet_peer_send(member.peer, 0, enet_packet);
}
@@ -295,10 +303,14 @@ void Room::RoomImpl::BroadcastRoomInformation() {
packet << room_information.member_slots;
packet << static_cast<u32>(members.size());
- for (const auto& member : members) {
- packet << member.nickname;
- packet << member.mac_address;
- packet << member.game_name;
+ {
+ std::lock_guard<std::mutex> lock(member_mutex);
+ for (const auto& member : members) {
+ packet << member.nickname;
+ packet << member.mac_address;
+ packet << member.game_info.name;
+ packet << member.game_info.id;
+ }
}
ENetPacket* enet_packet =
@@ -335,11 +347,13 @@ void Room::RoomImpl::HandleWifiPacket(const ENetEvent* event) {
ENET_PACKET_FLAG_RELIABLE);
if (destination_address == BroadcastMac) { // Send the data to everyone except the sender
+ std::lock_guard<std::mutex> lock(member_mutex);
for (const auto& member : members) {
if (member.peer != event->peer)
enet_peer_send(member.peer, 0, enet_packet);
}
} else { // Send the data only to the destination client
+ std::lock_guard<std::mutex> lock(member_mutex);
auto member = std::find_if(members.begin(), members.end(),
[destination_address](const Member& member) -> bool {
return member.mac_address == destination_address;
@@ -361,6 +375,8 @@ void Room::RoomImpl::HandleChatPacket(const ENetEvent* event) {
auto CompareNetworkAddress = [event](const Member member) -> bool {
return member.peer == event->peer;
};
+
+ std::lock_guard<std::mutex> lock(member_mutex);
const auto sending_member = std::find_if(members.begin(), members.end(), CompareNetworkAddress);
if (sending_member == members.end()) {
return; // Received a chat message from a unknown sender
@@ -385,22 +401,32 @@ void Room::RoomImpl::HandleGameNamePacket(const ENetEvent* event) {
in_packet.Append(event->packet->data, event->packet->dataLength);
in_packet.IgnoreBytes(sizeof(u8)); // Igonore the message type
- std::string game_name;
- in_packet >> game_name;
- auto member =
- std::find_if(members.begin(), members.end(),
- [event](const Member& member) -> bool { return member.peer == event->peer; });
- if (member != members.end()) {
- member->game_name = game_name;
- BroadcastRoomInformation();
+ GameInfo game_info;
+ in_packet >> game_info.name;
+ in_packet >> game_info.id;
+
+ {
+ std::lock_guard<std::mutex> lock(member_mutex);
+ auto member =
+ std::find_if(members.begin(), members.end(), [event](const Member& member) -> bool {
+ return member.peer == event->peer;
+ });
+ if (member != members.end()) {
+ member->game_info = game_info;
+ }
}
+ BroadcastRoomInformation();
}
void Room::RoomImpl::HandleClientDisconnection(ENetPeer* client) {
// Remove the client from the members list.
- members.erase(std::remove_if(members.begin(), members.end(),
- [client](const Member& member) { return member.peer == client; }),
- members.end());
+ {
+ std::lock_guard<std::mutex> lock(member_mutex);
+ members.erase(
+ std::remove_if(members.begin(), members.end(),
+ [client](const Member& member) { return member.peer == client; }),
+ members.end());
+ }
// Announce the change to all clients.
enet_peer_disconnect(client, 0);
@@ -437,6 +463,19 @@ const RoomInformation& Room::GetRoomInformation() const {
return room_impl->room_information;
}
+std::vector<Room::Member> Room::GetRoomMemberList() const {
+ std::vector<Room::Member> member_list;
+ std::lock_guard<std::mutex> lock(room_impl->member_mutex);
+ for (const auto& member_impl : room_impl->members) {
+ Member member;
+ member.nickname = member_impl.nickname;
+ member.mac_address = member_impl.mac_address;
+ member.game_info = member_impl.game_info;
+ member_list.push_back(member);
+ }
+ return member_list;
+};
+
void Room::Destroy() {
room_impl->state = State::Closed;
room_impl->room_thread->join();
@@ -447,7 +486,10 @@ void Room::Destroy() {
}
room_impl->room_information = {};
room_impl->server = nullptr;
- room_impl->members.clear();
+ {
+ std::lock_guard<std::mutex> lock(room_impl->member_mutex);
+ room_impl->members.clear();
+ }
room_impl->room_information.member_slots = 0;
room_impl->room_information.name.clear();
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-26 11:23:55 +0100