yuzu-android/src/network/room_member.cpp

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// Copyright 2017 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include "common/assert.h"
#include "enet/enet.h"
#include "network/room_member.h"
namespace Network {
constexpr u32 ConnectionTimeoutMs = 5000;
class RoomMember::RoomMemberImpl {
public:
ENetHost* client = nullptr; ///< ENet network interface.
ENetPeer* server = nullptr; ///< The server peer the client is connected to
std::atomic<State> state{State::Idle}; ///< Current state of the RoomMember.
std::string nickname; ///< The nickname of this member.
};
RoomMember::RoomMember() : room_member_impl{std::make_unique<RoomMemberImpl>()} {
room_member_impl->client = enet_host_create(nullptr, 1, NumChannels, 0, 0);
ASSERT_MSG(room_member_impl->client != nullptr, "Could not create client");
}
RoomMember::~RoomMember() {
ASSERT_MSG(!IsConnected(), "RoomMember is being destroyed while connected");
enet_host_destroy(room_member_impl->client);
}
RoomMember::State RoomMember::GetState() const {
return room_member_impl->state;
}
void RoomMember::Join(const std::string& nick, const char* server_addr, u16 server_port,
u16 client_port) {
ENetAddress address{};
enet_address_set_host(&address, server_addr);
address.port = server_port;
room_member_impl->server =
enet_host_connect(room_member_impl->client, &address, NumChannels, 0);
if (!room_member_impl->server) {
room_member_impl->state = State::Error;
return;
}
ENetEvent event{};
int net = enet_host_service(room_member_impl->client, &event, ConnectionTimeoutMs);
if (net > 0 && event.type == ENET_EVENT_TYPE_CONNECT) {
room_member_impl->nickname = nick;
room_member_impl->state = State::Joining;
// TODO(B3N30): Send a join request with the nickname to the server
// TODO(B3N30): Start the receive thread
} else {
room_member_impl->state = State::CouldNotConnect;
}
}
bool RoomMember::IsConnected() const {
return room_member_impl->state == State::Joining || room_member_impl->state == State::Joined;
}
void RoomMember::Leave() {
enet_peer_disconnect(room_member_impl->server, 0);
room_member_impl->state = State::Idle;
// TODO(B3N30): Close the receive thread
enet_peer_reset(room_member_impl->server);
}
} // namespace Network