From ebf9a784a9f7f4148a669dbb39e7cd50df779a14 Mon Sep 17 00:00:00 2001 From: James Rowe Date: Thu, 11 Jan 2018 19:21:20 -0700 Subject: Massive removal of unused modules --- src/network/CMakeLists.txt | 18 -- src/network/network.cpp | 50 ----- src/network/network.h | 25 --- src/network/packet.cpp | 263 ----------------------- src/network/packet.h | 166 --------------- src/network/room.cpp | 497 -------------------------------------------- src/network/room.h | 101 --------- src/network/room_member.cpp | 490 ------------------------------------------- src/network/room_member.h | 182 ---------------- 9 files changed, 1792 deletions(-) delete mode 100644 src/network/CMakeLists.txt delete mode 100644 src/network/network.cpp delete mode 100644 src/network/network.h delete mode 100644 src/network/packet.cpp delete mode 100644 src/network/packet.h delete mode 100644 src/network/room.cpp delete mode 100644 src/network/room.h delete mode 100644 src/network/room_member.cpp delete mode 100644 src/network/room_member.h (limited to 'src/network') diff --git a/src/network/CMakeLists.txt b/src/network/CMakeLists.txt deleted file mode 100644 index ac9d028da..000000000 --- a/src/network/CMakeLists.txt +++ /dev/null @@ -1,18 +0,0 @@ -set(SRCS - network.cpp - packet.cpp - room.cpp - room_member.cpp - ) - -set(HEADERS - network.h - packet.h - room.h - room_member.h - ) - -create_directory_groups(${SRCS} ${HEADERS}) - -add_library(network STATIC ${SRCS} ${HEADERS}) -target_link_libraries(network PRIVATE common enet) diff --git a/src/network/network.cpp b/src/network/network.cpp deleted file mode 100644 index 51b5d6a9f..000000000 --- a/src/network/network.cpp +++ /dev/null @@ -1,50 +0,0 @@ -// Copyright 2017 Citra Emulator Project -// Licensed under GPLv2 or any later version -// Refer to the license.txt file included. - -#include "common/assert.h" -#include "common/logging/log.h" -#include "enet/enet.h" -#include "network/network.h" - -namespace Network { - -static std::shared_ptr g_room_member; ///< RoomMember (Client) for network games -static std::shared_ptr g_room; ///< Room (Server) for network games -// TODO(B3N30): Put these globals into a networking class - -bool Init() { - if (enet_initialize() != 0) { - LOG_ERROR(Network, "Error initalizing ENet"); - return false; - } - g_room = std::make_shared(); - g_room_member = std::make_shared(); - LOG_DEBUG(Network, "initialized OK"); - return true; -} - -std::weak_ptr GetRoom() { - return g_room; -} - -std::weak_ptr GetRoomMember() { - return g_room_member; -} - -void Shutdown() { - if (g_room_member) { - if (g_room_member->IsConnected()) - g_room_member->Leave(); - g_room_member.reset(); - } - if (g_room) { - if (g_room->GetState() == Room::State::Open) - g_room->Destroy(); - g_room.reset(); - } - enet_deinitialize(); - LOG_DEBUG(Network, "shutdown OK"); -} - -} // namespace Network diff --git a/src/network/network.h b/src/network/network.h deleted file mode 100644 index 6d002d693..000000000 --- a/src/network/network.h +++ /dev/null @@ -1,25 +0,0 @@ -// Copyright 2017 Citra Emulator Project -// Licensed under GPLv2 or any later version -// Refer to the license.txt file included. - -#pragma once - -#include -#include "network/room.h" -#include "network/room_member.h" - -namespace Network { - -/// Initializes and registers the network device, the room, and the room member. -bool Init(); - -/// Returns a pointer to the room handle -std::weak_ptr GetRoom(); - -/// Returns a pointer to the room member handle -std::weak_ptr GetRoomMember(); - -/// Unregisters the network device, the room, and the room member and shut them down. -void Shutdown(); - -} // namespace Network diff --git a/src/network/packet.cpp b/src/network/packet.cpp deleted file mode 100644 index 7e1a812f3..000000000 --- a/src/network/packet.cpp +++ /dev/null @@ -1,263 +0,0 @@ -// Copyright 2017 Citra Emulator Project -// Licensed under GPLv2 or any later version -// Refer to the license.txt file included. - -#ifdef _WIN32 -#include -#else -#include -#endif -#include -#include -#include "network/packet.h" - -namespace Network { - -#ifndef htonll -u64 htonll(u64 x) { - return ((1 == htonl(1)) ? (x) : ((uint64_t)htonl((x)&0xFFFFFFFF) << 32) | htonl((x) >> 32)); -} -#endif - -#ifndef ntohll -u64 ntohll(u64 x) { - return ((1 == ntohl(1)) ? (x) : ((uint64_t)ntohl((x)&0xFFFFFFFF) << 32) | ntohl((x) >> 32)); -} -#endif - -void Packet::Append(const void* in_data, std::size_t size_in_bytes) { - if (in_data && (size_in_bytes > 0)) { - std::size_t start = data.size(); - data.resize(start + size_in_bytes); - std::memcpy(&data[start], in_data, size_in_bytes); - } -} - -void Packet::Read(void* out_data, std::size_t size_in_bytes) { - if (out_data && CheckSize(size_in_bytes)) { - std::memcpy(out_data, &data[read_pos], size_in_bytes); - read_pos += size_in_bytes; - } -} - -void Packet::Clear() { - data.clear(); - read_pos = 0; - is_valid = true; -} - -const void* Packet::GetData() const { - return !data.empty() ? &data[0] : nullptr; -} - -void Packet::IgnoreBytes(u32 length) { - read_pos += length; -} - -std::size_t Packet::GetDataSize() const { - return data.size(); -} - -bool Packet::EndOfPacket() const { - return read_pos >= data.size(); -} - -Packet::operator bool() const { - return is_valid ? &Packet::CheckSize : nullptr; -} - -Packet& Packet::operator>>(bool& out_data) { - u8 value; - if (*this >> value) { - out_data = (value != 0); - } - return *this; -} - -Packet& Packet::operator>>(s8& out_data) { - Read(&out_data, sizeof(out_data)); - return *this; -} - -Packet& Packet::operator>>(u8& out_data) { - Read(&out_data, sizeof(out_data)); - return *this; -} - -Packet& Packet::operator>>(s16& out_data) { - s16 value; - Read(&value, sizeof(value)); - out_data = ntohs(value); - return *this; -} - -Packet& Packet::operator>>(u16& out_data) { - u16 value; - Read(&value, sizeof(value)); - out_data = ntohs(value); - return *this; -} - -Packet& Packet::operator>>(s32& out_data) { - s32 value; - Read(&value, sizeof(value)); - out_data = ntohl(value); - return *this; -} - -Packet& Packet::operator>>(u32& out_data) { - u32 value; - Read(&value, sizeof(value)); - out_data = ntohl(value); - return *this; -} - -Packet& Packet::operator>>(s64& out_data) { - s64 value; - Read(&value, sizeof(value)); - out_data = ntohll(value); - return *this; -} - -Packet& Packet::operator>>(u64& out_data) { - u64 value; - Read(&value, sizeof(value)); - out_data = ntohll(value); - return *this; -} - -Packet& Packet::operator>>(float& out_data) { - Read(&out_data, sizeof(out_data)); - return *this; -} - -Packet& Packet::operator>>(double& out_data) { - Read(&out_data, sizeof(out_data)); - return *this; -} - -Packet& Packet::operator>>(char* out_data) { - // First extract string length - u32 length = 0; - *this >> length; - - if ((length > 0) && CheckSize(length)) { - // Then extract characters - std::memcpy(out_data, &data[read_pos], length); - out_data[length] = '\0'; - - // Update reading position - read_pos += length; - } - - return *this; -} - -Packet& Packet::operator>>(std::string& out_data) { - // First extract string length - u32 length = 0; - *this >> length; - - out_data.clear(); - if ((length > 0) && CheckSize(length)) { - // Then extract characters - out_data.assign(&data[read_pos], length); - - // Update reading position - read_pos += length; - } - - return *this; -} - -Packet& Packet::operator<<(bool in_data) { - *this << static_cast(in_data); - return *this; -} - -Packet& Packet::operator<<(s8 in_data) { - Append(&in_data, sizeof(in_data)); - return *this; -} - -Packet& Packet::operator<<(u8 in_data) { - Append(&in_data, sizeof(in_data)); - return *this; -} - -Packet& Packet::operator<<(s16 in_data) { - s16 toWrite = htons(in_data); - Append(&toWrite, sizeof(toWrite)); - return *this; -} - -Packet& Packet::operator<<(u16 in_data) { - u16 toWrite = htons(in_data); - Append(&toWrite, sizeof(toWrite)); - return *this; -} - -Packet& Packet::operator<<(s32 in_data) { - s32 toWrite = htonl(in_data); - Append(&toWrite, sizeof(toWrite)); - return *this; -} - -Packet& Packet::operator<<(u32 in_data) { - u32 toWrite = htonl(in_data); - Append(&toWrite, sizeof(toWrite)); - return *this; -} - -Packet& Packet::operator<<(s64 in_data) { - s64 toWrite = htonll(in_data); - Append(&toWrite, sizeof(toWrite)); - return *this; -} - -Packet& Packet::operator<<(u64 in_data) { - u64 toWrite = htonll(in_data); - Append(&toWrite, sizeof(toWrite)); - return *this; -} - -Packet& Packet::operator<<(float in_data) { - Append(&in_data, sizeof(in_data)); - return *this; -} - -Packet& Packet::operator<<(double in_data) { - Append(&in_data, sizeof(in_data)); - return *this; -} - -Packet& Packet::operator<<(const char* in_data) { - // First insert string length - u32 length = static_cast(std::strlen(in_data)); - *this << length; - - // Then insert characters - Append(in_data, length * sizeof(char)); - - return *this; -} - -Packet& Packet::operator<<(const std::string& in_data) { - // First insert string length - u32 length = static_cast(in_data.size()); - *this << length; - - // Then insert characters - if (length > 0) - Append(in_data.c_str(), length * sizeof(std::string::value_type)); - - return *this; -} - -bool Packet::CheckSize(std::size_t size) { - is_valid = is_valid && (read_pos + size <= data.size()); - - return is_valid; -} - -} // namespace Network diff --git a/src/network/packet.h b/src/network/packet.h deleted file mode 100644 index 5a2e58dc2..000000000 --- a/src/network/packet.h +++ /dev/null @@ -1,166 +0,0 @@ -// Copyright 2017 Citra Emulator Project -// Licensed under GPLv2 or any later version -// Refer to the license.txt file included. - -#pragma once - -#include -#include -#include "common/common_types.h" - -namespace Network { - -/// A class that serializes data for network transfer. It also handles endianess -class Packet { -public: - Packet() = default; - ~Packet() = default; - - /** - * Append data to the end of the packet - * @param data Pointer to the sequence of bytes to append - * @param size_in_bytes Number of bytes to append - */ - void Append(const void* data, std::size_t size_in_bytes); - - /** - * Reads data from the current read position of the packet - * @param out_data Pointer where the data should get written to - * @param size_in_bytes Number of bytes to read - */ - void Read(void* out_data, std::size_t size_in_bytes); - - /** - * Clear the packet - * After calling Clear, the packet is empty. - */ - void Clear(); - - /** - * Ignores bytes while reading - * @param length THe number of bytes to ignore - */ - void IgnoreBytes(u32 length); - - /** - * Get a pointer to the data contained in the packet - * @return Pointer to the data - */ - const void* GetData() const; - - /** - * This function returns the number of bytes pointed to by - * what getData returns. - * @return Data size, in bytes - */ - std::size_t GetDataSize() const; - - /** - * This function is useful to know if there is some data - * left to be read, without actually reading it. - * @return True if all data was read, false otherwise - */ - bool EndOfPacket() const; - - explicit operator bool() const; - - /// Overloads of operator >> to read data from the packet - Packet& operator>>(bool& out_data); - Packet& operator>>(s8& out_data); - Packet& operator>>(u8& out_data); - Packet& operator>>(s16& out_data); - Packet& operator>>(u16& out_data); - Packet& operator>>(s32& out_data); - Packet& operator>>(u32& out_data); - Packet& operator>>(s64& out_data); - Packet& operator>>(u64& out_data); - Packet& operator>>(float& out_data); - Packet& operator>>(double& out_data); - Packet& operator>>(char* out_data); - Packet& operator>>(std::string& out_data); - template - Packet& operator>>(std::vector& out_data); - template - Packet& operator>>(std::array& out_data); - - /// Overloads of operator << to write data into the packet - Packet& operator<<(bool in_data); - Packet& operator<<(s8 in_data); - Packet& operator<<(u8 in_data); - Packet& operator<<(s16 in_data); - Packet& operator<<(u16 in_data); - Packet& operator<<(s32 in_data); - Packet& operator<<(u32 in_data); - Packet& operator<<(s64 in_data); - Packet& operator<<(u64 in_data); - Packet& operator<<(float in_data); - Packet& operator<<(double in_data); - Packet& operator<<(const char* in_data); - Packet& operator<<(const std::string& in_data); - template - Packet& operator<<(const std::vector& in_data); - template - Packet& operator<<(const std::array& data); - -private: - /** - * Check if the packet can extract a given number of bytes - * This function updates accordingly the state of the packet. - * @param size Size to check - * @return True if size bytes can be read from the packet - */ - bool CheckSize(std::size_t size); - - // Member data - std::vector data; ///< Data stored in the packet - std::size_t read_pos = 0; ///< Current reading position in the packet - bool is_valid = true; ///< Reading state of the packet -}; - -template -Packet& Packet::operator>>(std::vector& out_data) { - // First extract the size - u32 size = 0; - *this >> size; - out_data.resize(size); - - // Then extract the data - for (std::size_t i = 0; i < out_data.size(); ++i) { - T character = 0; - *this >> character; - out_data[i] = character; - } - return *this; -} - -template -Packet& Packet::operator>>(std::array& out_data) { - for (std::size_t i = 0; i < out_data.size(); ++i) { - T character = 0; - *this >> character; - out_data[i] = character; - } - return *this; -} - -template -Packet& Packet::operator<<(const std::vector& in_data) { - // First insert the size - *this << static_cast(in_data.size()); - - // Then insert the data - for (std::size_t i = 0; i < in_data.size(); ++i) { - *this << in_data[i]; - } - return *this; -} - -template -Packet& Packet::operator<<(const std::array& in_data) { - for (std::size_t i = 0; i < in_data.size(); ++i) { - *this << in_data[i]; - } - return *this; -} - -} // namespace Network diff --git a/src/network/room.cpp b/src/network/room.cpp deleted file mode 100644 index 261049ab0..000000000 --- a/src/network/room.cpp +++ /dev/null @@ -1,497 +0,0 @@ -// Copyright 2017 Citra Emulator Project -// Licensed under GPLv2 or any later version -// Refer to the license.txt file included. - -#include -#include -#include -#include -#include -#include "enet/enet.h" -#include "network/packet.h" -#include "network/room.h" - -namespace Network { - -/// Maximum number of concurrent connections allowed to this room. -static constexpr u32 MaxConcurrentConnections = 10; - -class Room::RoomImpl { -public: - // This MAC address is used to generate a 'Nintendo' like Mac address. - const MacAddress NintendoOUI; - std::mt19937 random_gen; ///< Random number generator. Used for GenerateMacAddress - - ENetHost* server = nullptr; ///< Network interface. - - std::atomic state{State::Closed}; ///< Current state of the room. - RoomInformation room_information; ///< Information about this room. - - struct Member { - std::string nickname; ///< The nickname 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; - 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} {} - - /// Thread that receives and dispatches network packets - std::unique_ptr room_thread; - - /// Thread function that will receive and dispatch messages until the room is destroyed. - void ServerLoop(); - void StartLoop(); - - /** - * Parses and answers a room join request from a client. - * Validates the uniqueness of the username and assigns the MAC address - * that the client will use for the remainder of the connection. - */ - void HandleJoinRequest(const ENetEvent* event); - - /** - * Returns whether the nickname is valid, ie. isn't already taken by someone else in the room. - */ - bool IsValidNickname(const std::string& nickname) const; - - /** - * Returns whether the MAC address is valid, ie. isn't already taken by someone else in the - * room. - */ - bool IsValidMacAddress(const MacAddress& address) const; - - /** - * Sends a ID_ROOM_NAME_COLLISION message telling the client that the name is invalid. - */ - void SendNameCollision(ENetPeer* client); - - /** - * Sends a ID_ROOM_MAC_COLLISION message telling the client that the MAC is invalid. - */ - void SendMacCollision(ENetPeer* client); - - /** - * Sends a ID_ROOM_VERSION_MISMATCH message telling the client that the version is invalid. - */ - void SendVersionMismatch(ENetPeer* client); - - /** - * Notifies the member that its connection attempt was successful, - * and it is now part of the room. - */ - void SendJoinSuccess(ENetPeer* client, MacAddress mac_address); - - /** - * Notifies the members that the room is closed, - */ - void SendCloseMessage(); - - /** - * Sends the information about the room, along with the list of members - * to every connected client in the room. - * The packet has the structure: - * ID_ROOM_INFORMATION - * room_name - * member_slots: The max number of clients allowed in this room - * num_members: the number of currently joined clients - * This is followed by the following three values for each member: - * nickname of that member - * mac_address of that member - * game_name of that member - */ - void BroadcastRoomInformation(); - - /** - * Generates a free MAC address to assign to a new client. - * 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); - - /** - * Extracts a chat entry from a received ENet packet and adds it to the chat queue. - * @param event The ENet event that was received. - */ - void HandleChatPacket(const ENetEvent* event); - - /** - * Extracts the game name from a received ENet packet and broadcasts it. - * @param event The ENet event that was received. - */ - void HandleGameNamePacket(const ENetEvent* event); - - /** - * Removes the client from the members list if it was in it and announces the change - * to all other clients. - */ - void HandleClientDisconnection(ENetPeer* client); -}; - -// RoomImpl -void Room::RoomImpl::ServerLoop() { - while (state != State::Closed) { - ENetEvent event; - if (enet_host_service(server, &event, 100) > 0) { - switch (event.type) { - case ENET_EVENT_TYPE_RECEIVE: - switch (event.packet->data[0]) { - case IdJoinRequest: - HandleJoinRequest(&event); - break; - case IdSetGameInfo: - HandleGameNamePacket(&event); - break; - case IdWifiPacket: - HandleWifiPacket(&event); - break; - case IdChatMessage: - HandleChatPacket(&event); - break; - } - enet_packet_destroy(event.packet); - break; - case ENET_EVENT_TYPE_DISCONNECT: - HandleClientDisconnection(event.peer); - break; - } - } - } - // Close the connection to all members: - SendCloseMessage(); -} - -void Room::RoomImpl::StartLoop() { - room_thread = std::make_unique(&Room::RoomImpl::ServerLoop, this); -} - -void Room::RoomImpl::HandleJoinRequest(const ENetEvent* event) { - Packet packet; - packet.Append(event->packet->data, event->packet->dataLength); - packet.IgnoreBytes(sizeof(u8)); // Igonore the message type - std::string nickname; - packet >> nickname; - - MacAddress preferred_mac; - packet >> preferred_mac; - - u32 client_version; - packet >> client_version; - - if (!IsValidNickname(nickname)) { - SendNameCollision(event->peer); - return; - } - - if (preferred_mac != NoPreferredMac) { - // Verify if the preferred mac is available - if (!IsValidMacAddress(preferred_mac)) { - SendMacCollision(event->peer); - return; - } - } else { - // Assign a MAC address of this client automatically - preferred_mac = GenerateMacAddress(); - } - - if (client_version != network_version) { - SendVersionMismatch(event->peer); - return; - } - - // At this point the client is ready to be added to the room. - Member member{}; - member.mac_address = preferred_mac; - member.nickname = nickname; - member.peer = event->peer; - - { - std::lock_guard lock(member_mutex); - members.push_back(std::move(member)); - } - - // Notify everyone that the room information has changed. - BroadcastRoomInformation(); - SendJoinSuccess(event->peer, preferred_mac); -} - -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 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 lock(member_mutex); - return std::all_of(members.begin(), members.end(), - [&address](const auto& member) { return member.mac_address != address; }); -} - -void Room::RoomImpl::SendNameCollision(ENetPeer* client) { - Packet packet; - packet << static_cast(IdNameCollision); - - ENetPacket* enet_packet = - enet_packet_create(packet.GetData(), packet.GetDataSize(), ENET_PACKET_FLAG_RELIABLE); - enet_peer_send(client, 0, enet_packet); - enet_host_flush(server); -} - -void Room::RoomImpl::SendMacCollision(ENetPeer* client) { - Packet packet; - packet << static_cast(IdMacCollision); - - ENetPacket* enet_packet = - enet_packet_create(packet.GetData(), packet.GetDataSize(), ENET_PACKET_FLAG_RELIABLE); - enet_peer_send(client, 0, enet_packet); - enet_host_flush(server); -} - -void Room::RoomImpl::SendVersionMismatch(ENetPeer* client) { - Packet packet; - packet << static_cast(IdVersionMismatch); - packet << network_version; - - ENetPacket* enet_packet = - enet_packet_create(packet.GetData(), packet.GetDataSize(), ENET_PACKET_FLAG_RELIABLE); - enet_peer_send(client, 0, enet_packet); - enet_host_flush(server); -} - -void Room::RoomImpl::SendJoinSuccess(ENetPeer* client, MacAddress mac_address) { - Packet packet; - packet << static_cast(IdJoinSuccess); - packet << mac_address; - ENetPacket* enet_packet = - enet_packet_create(packet.GetData(), packet.GetDataSize(), ENET_PACKET_FLAG_RELIABLE); - enet_peer_send(client, 0, enet_packet); - enet_host_flush(server); -} - -void Room::RoomImpl::SendCloseMessage() { - Packet packet; - packet << static_cast(IdCloseRoom); - ENetPacket* enet_packet = - enet_packet_create(packet.GetData(), packet.GetDataSize(), ENET_PACKET_FLAG_RELIABLE); - std::lock_guard lock(member_mutex); - for (auto& member : members) { - enet_peer_send(member.peer, 0, enet_packet); - } - enet_host_flush(server); - for (auto& member : members) { - enet_peer_disconnect(member.peer, 0); - } -} - -void Room::RoomImpl::BroadcastRoomInformation() { - Packet packet; - packet << static_cast(IdRoomInformation); - packet << room_information.name; - packet << room_information.member_slots; - - packet << static_cast(members.size()); - { - std::lock_guard 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 = - enet_packet_create(packet.GetData(), packet.GetDataSize(), ENET_PACKET_FLAG_RELIABLE); - enet_host_broadcast(server, 0, enet_packet); - enet_host_flush(server); -} - -MacAddress Room::RoomImpl::GenerateMacAddress() { - MacAddress result_mac = - NintendoOUI; // The first three bytes of each MAC address will be the NintendoOUI - std::uniform_int_distribution<> dis(0x00, 0xFF); // Random byte between 0 and 0xFF - do { - for (size_t i = 3; i < result_mac.size(); ++i) { - result_mac[i] = dis(random_gen); - } - } while (!IsValidMacAddress(result_mac)); - return result_mac; -} - -void Room::RoomImpl::HandleWifiPacket(const ENetEvent* event) { - Packet in_packet; - in_packet.Append(event->packet->data, event->packet->dataLength); - in_packet.IgnoreBytes(sizeof(u8)); // Message type - in_packet.IgnoreBytes(sizeof(u8)); // WifiPacket Type - in_packet.IgnoreBytes(sizeof(u8)); // WifiPacket Channel - in_packet.IgnoreBytes(sizeof(MacAddress)); // WifiPacket Transmitter Address - MacAddress destination_address; - in_packet >> destination_address; - - Packet out_packet; - out_packet.Append(event->packet->data, event->packet->dataLength); - ENetPacket* enet_packet = enet_packet_create(out_packet.GetData(), out_packet.GetDataSize(), - ENET_PACKET_FLAG_RELIABLE); - - if (destination_address == BroadcastMac) { // Send the data to everyone except the sender - std::lock_guard 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 lock(member_mutex); - auto member = std::find_if(members.begin(), members.end(), - [destination_address](const Member& member) -> bool { - return member.mac_address == destination_address; - }); - if (member != members.end()) { - enet_peer_send(member->peer, 0, enet_packet); - } - } - enet_host_flush(server); -} - -void Room::RoomImpl::HandleChatPacket(const ENetEvent* event) { - Packet in_packet; - in_packet.Append(event->packet->data, event->packet->dataLength); - - in_packet.IgnoreBytes(sizeof(u8)); // Igonore the message type - std::string message; - in_packet >> message; - auto CompareNetworkAddress = [event](const Member member) -> bool { - return member.peer == event->peer; - }; - - std::lock_guard 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 - } - - Packet out_packet; - out_packet << static_cast(IdChatMessage); - out_packet << sending_member->nickname; - out_packet << message; - - ENetPacket* enet_packet = enet_packet_create(out_packet.GetData(), out_packet.GetDataSize(), - ENET_PACKET_FLAG_RELIABLE); - for (const auto& member : members) { - if (member.peer != event->peer) - enet_peer_send(member.peer, 0, enet_packet); - } - enet_host_flush(server); -} - -void Room::RoomImpl::HandleGameNamePacket(const ENetEvent* event) { - Packet in_packet; - in_packet.Append(event->packet->data, event->packet->dataLength); - - in_packet.IgnoreBytes(sizeof(u8)); // Igonore the message type - GameInfo game_info; - in_packet >> game_info.name; - in_packet >> game_info.id; - - { - std::lock_guard 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. - { - std::lock_guard 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); - BroadcastRoomInformation(); -} - -// Room -Room::Room() : room_impl{std::make_unique()} {} - -Room::~Room() = default; - -void Room::Create(const std::string& name, const std::string& server_address, u16 server_port) { - ENetAddress address; - address.host = ENET_HOST_ANY; - if (!server_address.empty()) { - enet_address_set_host(&address, server_address.c_str()); - } - address.port = server_port; - - room_impl->server = enet_host_create(&address, MaxConcurrentConnections, NumChannels, 0, 0); - // TODO(B3N30): Allow specifying the maximum number of concurrent connections. - room_impl->state = State::Open; - - room_impl->room_information.name = name; - room_impl->room_information.member_slots = MaxConcurrentConnections; - room_impl->StartLoop(); -} - -Room::State Room::GetState() const { - return room_impl->state; -} - -const RoomInformation& Room::GetRoomInformation() const { - return room_impl->room_information; -} - -std::vector Room::GetRoomMemberList() const { - std::vector member_list; - std::lock_guard 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(); - room_impl->room_thread.reset(); - - if (room_impl->server) { - enet_host_destroy(room_impl->server); - } - room_impl->room_information = {}; - room_impl->server = nullptr; - { - std::lock_guard lock(room_impl->member_mutex); - room_impl->members.clear(); - } - room_impl->room_information.member_slots = 0; - room_impl->room_information.name.clear(); -} - -} // namespace Network diff --git a/src/network/room.h b/src/network/room.h deleted file mode 100644 index 8285a4d0c..000000000 --- a/src/network/room.h +++ /dev/null @@ -1,101 +0,0 @@ -// Copyright 2017 Citra Emulator Project -// Licensed under GPLv2 or any later version -// Refer to the license.txt file included. - -#pragma once - -#include -#include -#include -#include -#include "common/common_types.h" - -namespace Network { - -constexpr u32 network_version = 1; ///< The version of this Room and RoomMember - -constexpr u16 DefaultRoomPort = 1234; -constexpr size_t NumChannels = 1; // Number of channels used for the connection - -struct RoomInformation { - std::string name; ///< Name of the server - u32 member_slots; ///< Maximum number of members in this room -}; - -struct GameInfo { - std::string name{""}; - u64 id{0}; -}; - -using MacAddress = std::array; -/// A special MAC address that tells the room we're joining to assign us a MAC address -/// automatically. -constexpr MacAddress NoPreferredMac = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF}; - -// 802.11 broadcast MAC address -constexpr MacAddress BroadcastMac = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF}; - -// The different types of messages that can be sent. The first byte of each packet defines the type -enum RoomMessageTypes : u8 { - IdJoinRequest = 1, - IdJoinSuccess, - IdRoomInformation, - IdSetGameInfo, - IdWifiPacket, - IdChatMessage, - IdNameCollision, - IdMacCollision, - IdVersionMismatch, - IdCloseRoom -}; - -/// This is what a server [person creating a server] would use. -class Room final { -public: - enum class State : u8 { - Open, ///< The room is open and ready to accept connections. - Closed, ///< The room is not opened and can not accept connections. - }; - - struct Member { - std::string nickname; ///< The nickname of the member. - GameInfo game_info; ///< The current game of the member - MacAddress mac_address; ///< The assigned mac address of the member. - }; - - Room(); - ~Room(); - - /** - * Gets the current state of the room. - */ - State GetState() const; - - /** - * Gets the room information of the room. - */ - const RoomInformation& GetRoomInformation() const; - - /** - * Gets a list of the mbmers connected to the room. - */ - std::vector GetRoomMemberList() const; - - /** - * Creates the socket for this room. Will bind to default address if - * server is empty string. - */ - void Create(const std::string& name, const std::string& server = "", - u16 server_port = DefaultRoomPort); - - /** - * Destroys the socket - */ - void Destroy(); - -private: - class RoomImpl; - std::unique_ptr room_impl; -}; - -} // namespace Network diff --git a/src/network/room_member.cpp b/src/network/room_member.cpp deleted file mode 100644 index f229ec6fd..000000000 --- a/src/network/room_member.cpp +++ /dev/null @@ -1,490 +0,0 @@ -// Copyright 2017 Citra Emulator Project -// Licensed under GPLv2 or any later version -// Refer to the license.txt file included. - -#include -#include -#include -#include -#include -#include "common/assert.h" -#include "enet/enet.h" -#include "network/packet.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 - - /// Information about the clients connected to the same room as us. - MemberList member_information; - /// Information about the room we're connected to. - RoomInformation room_information; - - /// The current game name, id and version - GameInfo current_game_info; - - std::atomic state{State::Idle}; ///< Current state of the RoomMember. - void SetState(const State new_state); - bool IsConnected() const; - - std::string nickname; ///< The nickname of this member. - MacAddress mac_address; ///< The mac_address of this member. - - std::mutex network_mutex; ///< Mutex that controls access to the `client` variable. - /// Thread that receives and dispatches network packets - std::unique_ptr loop_thread; - std::mutex send_list_mutex; ///< Mutex that controls access to the `send_list` variable. - std::list send_list; ///< A list that stores all packets to send the async - - template - using CallbackSet = std::set>; - std::mutex callback_mutex; ///< The mutex used for handling callbacks - - class Callbacks { - public: - template - CallbackSet& Get(); - - private: - CallbackSet callback_set_wifi_packet; - CallbackSet callback_set_chat_messages; - CallbackSet callback_set_room_information; - CallbackSet callback_set_state; - }; - Callbacks callbacks; ///< All CallbackSets to all events - - void MemberLoop(); - - void StartLoop(); - - /** - * Sends data to the room. It will be send on channel 0 with flag RELIABLE - * @param packet The data to send - */ - void Send(Packet&& packet); - - /** - * Sends a request to the server, asking for permission to join a room with the specified - * nickname and preferred mac. - * @params nickname The desired nickname. - * @params preferred_mac The preferred MAC address to use in the room, the NoPreferredMac tells - * the server to assign one for us. - */ - void SendJoinRequest(const std::string& nickname, - const MacAddress& preferred_mac = NoPreferredMac); - - /** - * Extracts a MAC Address from a received ENet packet. - * @param event The ENet event that was received. - */ - void HandleJoinPacket(const ENetEvent* event); - /** - * Extracts RoomInformation and MemberInformation from a received RakNet packet. - * @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); - - /** - * Extracts a chat entry from a received ENet packet and adds it to the chat queue. - * @param event The ENet event that was received. - */ - void HandleChatPacket(const ENetEvent* event); - - /** - * Disconnects the RoomMember from the Room - */ - void Disconnect(); - - template - void Invoke(const T& data); - - template - CallbackHandle Bind(std::function callback); -}; - -// RoomMemberImpl -void RoomMember::RoomMemberImpl::SetState(const State new_state) { - if (state != new_state) { - state = new_state; - Invoke(state); - } -} - -bool RoomMember::RoomMemberImpl::IsConnected() const { - return state == State::Joining || state == State::Joined; -} - -void RoomMember::RoomMemberImpl::MemberLoop() { - // Receive packets while the connection is open - while (IsConnected()) { - std::lock_guard lock(network_mutex); - ENetEvent event; - if (enet_host_service(client, &event, 100) > 0) { - switch (event.type) { - case ENET_EVENT_TYPE_RECEIVE: - switch (event.packet->data[0]) { - case IdWifiPacket: - HandleWifiPackets(&event); - break; - case IdChatMessage: - HandleChatPacket(&event); - break; - case IdRoomInformation: - HandleRoomInformationPacket(&event); - break; - case IdJoinSuccess: - // The join request was successful, we are now in the room. - // If we joined successfully, there must be at least one client in the room: us. - ASSERT_MSG(member_information.size() > 0, - "We have not yet received member information."); - HandleJoinPacket(&event); // Get the MAC Address for the client - SetState(State::Joined); - break; - case IdNameCollision: - SetState(State::NameCollision); - break; - case IdMacCollision: - SetState(State::MacCollision); - break; - case IdVersionMismatch: - SetState(State::WrongVersion); - break; - case IdCloseRoom: - SetState(State::LostConnection); - break; - } - enet_packet_destroy(event.packet); - break; - case ENET_EVENT_TYPE_DISCONNECT: - SetState(State::LostConnection); - break; - } - } - { - std::lock_guard lock(send_list_mutex); - for (const auto& packet : send_list) { - ENetPacket* enetPacket = enet_packet_create(packet.GetData(), packet.GetDataSize(), - ENET_PACKET_FLAG_RELIABLE); - enet_peer_send(server, 0, enetPacket); - } - enet_host_flush(client); - send_list.clear(); - } - } - Disconnect(); -}; - -void RoomMember::RoomMemberImpl::StartLoop() { - loop_thread = std::make_unique(&RoomMember::RoomMemberImpl::MemberLoop, this); -} - -void RoomMember::RoomMemberImpl::Send(Packet&& packet) { - std::lock_guard lock(send_list_mutex); - send_list.push_back(std::move(packet)); -} - -void RoomMember::RoomMemberImpl::SendJoinRequest(const std::string& nickname, - const MacAddress& preferred_mac) { - Packet packet; - packet << static_cast(IdJoinRequest); - packet << nickname; - packet << preferred_mac; - packet << network_version; - Send(std::move(packet)); -} - -void RoomMember::RoomMemberImpl::HandleRoomInformationPacket(const ENetEvent* event) { - Packet packet; - packet.Append(event->packet->data, event->packet->dataLength); - - // Ignore the first byte, which is the message id. - packet.IgnoreBytes(sizeof(u8)); // Igonore the message type - - RoomInformation info{}; - packet >> info.name; - packet >> info.member_slots; - room_information.name = info.name; - room_information.member_slots = info.member_slots; - - u32 num_members; - packet >> num_members; - member_information.resize(num_members); - - for (auto& member : member_information) { - packet >> member.nickname; - packet >> member.mac_address; - packet >> member.game_info.name; - packet >> member.game_info.id; - } - Invoke(room_information); -} - -void RoomMember::RoomMemberImpl::HandleJoinPacket(const ENetEvent* event) { - Packet packet; - packet.Append(event->packet->data, event->packet->dataLength); - - // Ignore the first byte, which is the message id. - packet.IgnoreBytes(sizeof(u8)); // Igonore the message type - - // Parse the MAC Address from the packet - packet >> mac_address; - SetState(State::Joined); -} - -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(u8)); // Igonore the message type - - // Parse the WifiPacket from the packet - u8 frame_type; - packet >> frame_type; - WifiPacket::PacketType type = static_cast(frame_type); - - wifi_packet.type = type; - packet >> wifi_packet.channel; - packet >> wifi_packet.transmitter_address; - packet >> wifi_packet.destination_address; - - u32 data_length; - packet >> data_length; - - packet >> wifi_packet.data; - - Invoke(wifi_packet); -} - -void RoomMember::RoomMemberImpl::HandleChatPacket(const ENetEvent* event) { - Packet packet; - packet.Append(event->packet->data, event->packet->dataLength); - - // Ignore the first byte, which is the message id. - packet.IgnoreBytes(sizeof(u8)); - - ChatEntry chat_entry{}; - packet >> chat_entry.nickname; - packet >> chat_entry.message; - Invoke(chat_entry); -} - -void RoomMember::RoomMemberImpl::Disconnect() { - member_information.clear(); - room_information.member_slots = 0; - room_information.name.clear(); - - if (!server) - return; - enet_peer_disconnect(server, 0); - - ENetEvent event; - while (enet_host_service(client, &event, ConnectionTimeoutMs) > 0) { - switch (event.type) { - case ENET_EVENT_TYPE_RECEIVE: - enet_packet_destroy(event.packet); // Ignore all incoming data - break; - case ENET_EVENT_TYPE_DISCONNECT: - server = nullptr; - return; - } - } - // didn't disconnect gracefully force disconnect - enet_peer_reset(server); - server = nullptr; -} - -template <> -RoomMember::RoomMemberImpl::CallbackSet& RoomMember::RoomMemberImpl::Callbacks::Get() { - return callback_set_wifi_packet; -} - -template <> -RoomMember::RoomMemberImpl::CallbackSet& -RoomMember::RoomMemberImpl::Callbacks::Get() { - return callback_set_state; -} - -template <> -RoomMember::RoomMemberImpl::CallbackSet& -RoomMember::RoomMemberImpl::Callbacks::Get() { - return callback_set_room_information; -} - -template <> -RoomMember::RoomMemberImpl::CallbackSet& RoomMember::RoomMemberImpl::Callbacks::Get() { - return callback_set_chat_messages; -} - -template -void RoomMember::RoomMemberImpl::Invoke(const T& data) { - std::lock_guard lock(callback_mutex); - CallbackSet callback_set = callbacks.Get(); - for (auto const& callback : callback_set) - (*callback)(data); -} - -template -RoomMember::CallbackHandle RoomMember::RoomMemberImpl::Bind( - std::function callback) { - std::lock_guard lock(callback_mutex); - CallbackHandle handle; - handle = std::make_shared>(callback); - callbacks.Get().insert(handle); - return handle; -} - -// RoomMember -RoomMember::RoomMember() : room_member_impl{std::make_unique()} { - 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; -} - -const RoomMember::MemberList& RoomMember::GetMemberInformation() const { - return room_member_impl->member_information; -} - -const std::string& RoomMember::GetNickname() const { - return room_member_impl->nickname; -} - -const MacAddress& RoomMember::GetMacAddress() const { - ASSERT_MSG(IsConnected(), "Tried to get MAC address while not connected"); - return room_member_impl->mac_address; -} - -RoomInformation RoomMember::GetRoomInformation() const { - return room_member_impl->room_information; -} - -void RoomMember::Join(const std::string& nick, const char* server_addr, u16 server_port, - u16 client_port, const MacAddress& preferred_mac) { - // If the member is connected, kill the connection first - if (room_member_impl->loop_thread && room_member_impl->loop_thread->joinable()) { - room_member_impl->SetState(State::Error); - room_member_impl->loop_thread->join(); - room_member_impl->loop_thread.reset(); - } - // If the thread isn't running but the ptr still exists, reset it - else if (room_member_impl->loop_thread) { - room_member_impl->loop_thread.reset(); - } - - 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->SetState(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->SetState(State::Joining); - room_member_impl->StartLoop(); - room_member_impl->SendJoinRequest(nick, preferred_mac); - SendGameInfo(room_member_impl->current_game_info); - } else { - room_member_impl->SetState(State::CouldNotConnect); - } -} - -bool RoomMember::IsConnected() const { - return room_member_impl->IsConnected(); -} - -void RoomMember::SendWifiPacket(const WifiPacket& wifi_packet) { - Packet packet; - packet << static_cast(IdWifiPacket); - packet << static_cast(wifi_packet.type); - packet << wifi_packet.channel; - packet << wifi_packet.transmitter_address; - packet << wifi_packet.destination_address; - packet << wifi_packet.data; - room_member_impl->Send(std::move(packet)); -} - -void RoomMember::SendChatMessage(const std::string& message) { - Packet packet; - packet << static_cast(IdChatMessage); - packet << message; - room_member_impl->Send(std::move(packet)); -} - -void RoomMember::SendGameInfo(const GameInfo& game_info) { - room_member_impl->current_game_info = game_info; - if (!IsConnected()) - return; - - Packet packet; - packet << static_cast(IdSetGameInfo); - packet << game_info.name; - packet << game_info.id; - room_member_impl->Send(std::move(packet)); -} - -RoomMember::CallbackHandle RoomMember::BindOnStateChanged( - std::function callback) { - return room_member_impl->Bind(callback); -} - -RoomMember::CallbackHandle RoomMember::BindOnWifiPacketReceived( - std::function callback) { - return room_member_impl->Bind(callback); -} - -RoomMember::CallbackHandle RoomMember::BindOnRoomInformationChanged( - std::function callback) { - return room_member_impl->Bind(callback); -} - -RoomMember::CallbackHandle RoomMember::BindOnChatMessageRecieved( - std::function callback) { - return room_member_impl->Bind(callback); -} - -template -void RoomMember::Unbind(CallbackHandle handle) { - std::lock_guard lock(room_member_impl->callback_mutex); - room_member_impl->callbacks.Get().erase(handle); -} - -void RoomMember::Leave() { - room_member_impl->SetState(State::Idle); - room_member_impl->loop_thread->join(); - room_member_impl->loop_thread.reset(); -} - -template void RoomMember::Unbind(CallbackHandle); -template void RoomMember::Unbind(CallbackHandle); -template void RoomMember::Unbind(CallbackHandle); -template void RoomMember::Unbind(CallbackHandle); - -} // namespace Network diff --git a/src/network/room_member.h b/src/network/room_member.h deleted file mode 100644 index 98770a234..000000000 --- a/src/network/room_member.h +++ /dev/null @@ -1,182 +0,0 @@ -// Copyright 2017 Citra Emulator Project -// Licensed under GPLv2 or any later version -// Refer to the license.txt file included. - -#pragma once - -#include -#include -#include -#include -#include "common/common_types.h" -#include "network/room.h" - -namespace Network { - -/// Information about the received WiFi packets. -/// Acts as our own 802.11 header. -struct WifiPacket { - enum class PacketType : u8 { Beacon, Data, Authentication, AssociationResponse }; - PacketType type; ///< The type of 802.11 frame. - std::vector 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. - u8 channel; ///< WiFi channel where this frame was transmitted. -}; - -/// Represents a chat message. -struct ChatEntry { - std::string nickname; ///< Nickname of the client who sent this message. - std::string message; ///< Body of the message. -}; - -/** - * 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 - * RoomMembership for yourself) - */ -class RoomMember final { -public: - enum class State : u8 { - Idle, ///< Default state - Error, ///< Some error [permissions to network device missing or something] - Joining, ///< The client is attempting to join a room. - Joined, ///< The client is connected to the room and is ready to send/receive packets. - LostConnection, ///< Connection closed - - // Reasons why connection was rejected - NameCollision, ///< Somebody is already using this name - MacCollision, ///< Somebody is already using that mac-address - WrongVersion, ///< The room version is not the same as for this RoomMember - CouldNotConnect ///< The room is not responding to a connection attempt - }; - - struct MemberInformation { - std::string nickname; ///< Nickname of the member. - GameInfo game_info; ///< Name of the game they're currently playing, or empty if they're - /// not playing anything. - MacAddress mac_address; ///< MAC address associated with this member. - }; - using MemberList = std::vector; - - // The handle for the callback functions - template - using CallbackHandle = std::shared_ptr>; - - /** - * Unbinds a callback function from the events. - * @param handle The connection handle to disconnect - */ - template - void Unbind(CallbackHandle handle); - - RoomMember(); - ~RoomMember(); - - /** - * Returns the status of our connection to the room. - */ - State GetState() const; - - /** - * Returns information about the members in the room we're currently connected to. - */ - const MemberList& GetMemberInformation() const; - - /** - * Returns the nickname of the RoomMember. - */ - const std::string& GetNickname() const; - - /** - * Returns the MAC address of the RoomMember. - */ - const MacAddress& GetMacAddress() const; - - /** - * Returns information about the room we're currently connected to. - */ - RoomInformation GetRoomInformation() const; - - /** - * Returns whether we're connected to a server or not. - */ - bool IsConnected() const; - - /** - * Attempts to join a room at the specified address and port, using the specified nickname. - * This may fail if the username is already taken. - */ - void Join(const std::string& nickname, const char* server_addr = "127.0.0.1", - const u16 serverPort = DefaultRoomPort, const u16 clientPort = 0, - const MacAddress& preferred_mac = NoPreferredMac); - - /** - * Sends a WiFi packet to the room. - * @param packet The WiFi packet to send. - */ - void SendWifiPacket(const WifiPacket& packet); - - /** - * Sends a chat message to the room. - * @param message The contents of the message. - */ - void SendChatMessage(const std::string& message); - - /** - * Sends the current game info to the room. - * @param game_info The game information. - */ - void SendGameInfo(const GameInfo& game_info); - - /** - * Binds a function to an event that will be triggered every time the State of the member - * changed. The function wil be called every time the event is triggered. The callback function - * must not bind or unbind a function. Doing so will cause a deadlock - * @param callback The function to call - * @return A handle used for removing the function from the registered list - */ - CallbackHandle BindOnStateChanged(std::function callback); - - /** - * Binds a function to an event that will be triggered every time a WifiPacket is received. - * The function wil be called everytime the event is triggered. - * The callback function must not bind or unbind a function. Doing so will cause a deadlock - * @param callback The function to call - * @return A handle used for removing the function from the registered list - */ - CallbackHandle BindOnWifiPacketReceived( - std::function callback); - - /** - * Binds a function to an event that will be triggered every time the RoomInformation changes. - * The function wil be called every time the event is triggered. - * The callback function must not bind or unbind a function. Doing so will cause a deadlock - * @param callback The function to call - * @return A handle used for removing the function from the registered list - */ - CallbackHandle BindOnRoomInformationChanged( - std::function callback); - - /** - * Binds a function to an event that will be triggered every time a ChatMessage is received. - * The function wil be called every time the event is triggered. - * The callback function must not bind or unbind a function. Doing so will cause a deadlock - * @param callback The function to call - * @return A handle used for removing the function from the registered list - */ - CallbackHandle BindOnChatMessageRecieved( - std::function callback); - - /** - * Leaves the current room. - */ - void Leave(); - -private: - class RoomMemberImpl; - std::unique_ptr room_member_impl; -}; - -} // namespace Network -- cgit v1.2.3