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path: root/modules/websocket/websocket_multiplayer_peer.cpp
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2023-01-05One Copyright Update to rule them allRémi Verschelde
As many open source projects have started doing it, we're removing the current year from the copyright notice, so that we don't need to bump it every year. It seems like only the first year of publication is technically relevant for copyright notices, and even that seems to be something that many companies stopped listing altogether (in a version controlled codebase, the commits are a much better source of date of publication than a hardcoded copyright statement). We also now list Godot Engine contributors first as we're collectively the current maintainers of the project, and we clarify that the "exclusive" copyright of the co-founders covers the timespan before opensourcing (their further contributions are included as part of Godot Engine contributors). Also fixed "cf." Frenchism - it's meant as "refer to / see".
2022-11-02[MP] Remove connection state signals from MultiplayerPeer.Fabio Alessandrelli
Now handled directly by the MultiplayerAPI implementation.
2022-10-28[MP] Add MultiplayerPeer disconnect_peer, close.Fabio Alessandrelli
Update ENet, WebRTC, and WebSocket to support peer disconnection and unify the close function.
2022-10-27[MP] Let MultiplayerAPI handle packet relaying and peer signaling.Fabio Alessandrelli
MultiplayerPeer changes: - Adds is_server_relay_supported virtual method Informs the upper MultiplayerAPI layer if it can signal peers connected to the server to other clients, and perform packet relaying among them. - Adds get_packet_channel and get_packet_mode virtual methods Allows the MultiplayerAPI to retrieve the channel and transfer modes to use when relaying the last received packet. SceneMultiplayerPeer changes: - Implement peer signaling and packet relaying when the MultiplayerPeer advertise they are supported. ENet, WebRTC, WebSocket changes: - Removed custom code for relaying from WebSocket and ENet, and let it be handled by the upper layer. - Update WebRTC to split create_client, create_server, and create_mesh, with the latter behaving like the old initialize with "server_compatibility = false", and the first two supporting the upper layer relaying protocol.
2022-10-13[WebSocket] Fix potential double free after multiplayer clear.Fabio Alessandrelli
2022-10-11[WebSocket] Refactor websocket module.Fabio Alessandrelli
This commit is a huge refactor of the websocket module. The module is really old, and some design choices had to be re-evaluated. The WebSocketClient and WebSocketServer classes are now gone, and WebSocketPeer can act as either client or server. The WebSocketMultiplayerPeer class is no longer abstract, and implements the Multiplayer API on top of the lower level WebSocketPeer. WebSocketPeer is now a "raw" peer, like StreamPeerTCP and StreamPeerTLS, so it emits no signal, and just needs polling to update its internal state. To use it as a client, simply call WebSocketPeer.coonect_to_url, then frequently poll the peer until STATE_OPEN is reached and then you can write or read from it, or STATE_CLOSED and then you can check the disconnect code and reason). To implement a server instead, a TCPServer must be created, and the accepted connections needs to be provided to WebSocketPeer.accept_stream (which will perform the HTTP handshake). A full example of a WebSocketServer using TLS will be provided in the demo repository.
2022-01-03Update copyright statements to 2022Rémi Verschelde
Happy new year to the wonderful Godot community!
2021-09-30Use range iterators for `Map`Lightning_A
2021-09-24[Net] MultiplayerPeer cleanup, defaults.Fabio Alessandrelli
2021-09-07[Net] Move multiplayer to core subdir, split RPCManager.Fabio Alessandrelli
Move multiplayer classes to "core/multiplayer" subdir. Move the RPCConfig and enums (TransferMode, RPCMode) to a separate file (multiplayer.h), and bind them to the global namespace. Move the RPC handling code to its own class (RPCManager). Renames "get_rpc_sender_id" to "get_remote_sender_id".
2021-07-30[Net] Implement RPC channels in MultiplayerAPI.Fabio Alessandrelli
2021-07-29[Net] Add generate_unique_id to MultiplayerPeer.Fabio Alessandrelli
Used by ENetMultiplayerPeer and WebSocketServer to generate network IDs, and exposed to the user for p2p networks (e.g. WebRTCMultiplayerPeer) and custom MultiplayerPeer implementations.
2021-07-23Use C++ iterators for Lists in many situationsAaron Franke
2021-07-18Optimize StringName usagereduz
* Added a new macro SNAME() that constructs and caches a local stringname. * Subsequent usages use the cached version. * Since these use a global static variable, a second refcounter of static usages need to be kept for cleanup time. * Replaced all theme usages by this new macro. * Replace all signal emission usages by this new macro. * Replace all call_deferred usages by this new macro. This is part of ongoing work to optimize GUI and the editor.
2021-07-12[Net] Rename NetworkedMultiplayerPeer to MultiplayerPeer.Fabio Alessandrelli
2021-04-30Add WebSocketMultiplayerPeer _incoming_packets check boundMaxStgs
2021-04-27Core: Drop custom `copymem`/`zeromem` definesRémi Verschelde
We've been using standard C library functions `memcpy`/`memset` for these since 2016 with 67f65f66391327b2967a20a89c3627e1dd6e84eb. There was still the possibility for third-party platform ports to override the definitions with a custom header, but this doesn't seem useful anymore.
2021-03-12Fixes small typos and grammar correctionAnshul7sp1
2021-02-08Initialize class/struct variables with default values in modules/Rafał Mikrut
2021-01-01Update copyright statements to 2021Rémi Verschelde
Happy new year to the wonderful Godot community! 2020 has been a tough year for most of us personally, but a good year for Godot development nonetheless with a huge amount of work done towards Godot 4.0 and great improvements backported to the long-lived 3.2 branch. We've had close to 400 contributors to engine code this year, authoring near 7,000 commit! (And that's only for the `master` branch and for the engine code, there's a lot more when counting docs, demos and other first-party repos.) Here's to a great year 2021 for all Godot users 🎆
2020-05-14Style: Enforce braces around if blocks and loopsRémi Verschelde
Using clang-tidy's `readability-braces-around-statements`. https://clang.llvm.org/extra/clang-tidy/checks/readability-braces-around-statements.html
2020-05-14Style: Enforce separation line between function definitionsRémi Verschelde
I couldn't find a tool that enforces it, so I went the manual route: ``` find -name "thirdparty" -prune \ -o -name "*.cpp" -o -name "*.h" -o -name "*.m" -o -name "*.mm" \ -o -name "*.glsl" > files perl -0777 -pi -e 's/\n}\n([^#])/\n}\n\n\1/g' $(cat files) misc/scripts/fix_style.sh -c ``` This adds a newline after all `}` on the first column, unless they are followed by `#` (typically `#endif`). This leads to having lots of places with two lines between function/class definitions, but clang-format then fixes it as we enforce max one line of separation. This doesn't fix potential occurrences of function definitions which are indented (e.g. for a helper class defined in a .cpp), but it's better than nothing. Also can't be made to run easily on CI/hooks so we'll have to be careful with new code. Part of #33027.
2020-05-14Style: clang-format: Disable KeepEmptyLinesAtTheStartOfBlocksRémi Verschelde
Which means that reduz' beloved style which we all became used to will now be changed automatically to remove the first empty line. This makes us lean closer to 1TBS (the one true brace style) instead of hybridating it with some Allman-inspired spacing. There's still the case of braces around single-statement blocks that needs to be addressed (but clang-format can't help with that, but clang-tidy may if we agree about it). Part of #33027.
2020-04-02Replace NULL with nullptrlupoDharkael
2020-03-17Style: Set clang-format Standard to Cpp11Rémi Verschelde
For us, it practically only changes the fact that `A<A<int>>` is now used instead of the C++03 compatible `A<A<int> >`. Note: clang-format 10+ changed the `Standard` arguments to fully specified `c++11`, `c++14`, etc. versions, but we can't use `c++17` now if we want to preserve compatibility with clang-format 8 and 9. `Cpp11` is still supported as deprecated alias for `Latest`.
2020-02-18PoolVector is gone, replaced by VectorJuan Linietsky
Typed `PoolTypeArray` types are now renamed `PackedTypeArray` and are sugar for `Vector<Type>`.
2020-01-21Fix MultiplayerAPI crash when peer impl misbehave.Fabio Alessandrelli
Also fix WebSocketMultiplayer::get_available_packet_count() return value when peer is not configured to use the multiplayer API.
2020-01-01Update copyright statements to 2020Rémi Verschelde
Happy new year to the wonderful Godot community! We're starting a new decade with a well-established, non-profit, free and open source game engine, and tons of further improvements in the pipeline from hundreds of contributors. Godot will keep getting better, and we're looking forward to all the games that the community will keep developing and releasing with it.
2019-08-20Merge pull request #31483 from Faless/ws/fix_double_relayRémi Verschelde
Fix WebSocketServer relaying message twice.
2019-08-19Fix WebSocketServer relaying message 2 times.Fabio Alessandrelli
The WebSocketMultiplayerPeer was relaying the same message two times, both in _server_relay and _process_multiplayer (which was only supposed to store the packet, given the server was one of the destination). _process_multiplayer now only store the packet, and calls _server_relay which will relay the message to other clients if needed.
2019-08-19WebSocketServer now sanitize destination peers.Fabio Alessandrelli
When relaying messages in multiplayer mode. Could cause a crash in case a malicious client sends a bogus packet and for those cases where a peer has just disconnected and a message arrive from another peer with the disconnected one as destination.
2019-08-12Replace 'ERR_EXPLAIN' with 'ERR_FAIL_*_MSG' in rest of 'modules/'Robin Hübner
2019-07-07Fixes minor issues found by static analyzerqarmin
2019-06-15Expose WebSocket set_buffers and document it.Fabio Alessandrelli
2019-02-27Fix -Wsign-compare warnings.marxin
I decided to modify code in a defensive way. Ideally functions like size() or length() should return an unsigned type.
2019-02-12Modules: Ensure classes match their header filenameRémi Verschelde
Renamed: - `modules/mono/mono_gd/gd_mono_class_member.h` -> `i_mono_class_member.h` - `modules/upnp/upnpdevice.h` -> `upnp_device.h` - `modules/websocket/websocket_multiplayer.h` -> `websocket_multiplayer_peer.h`