// Copyright (c) 2019 Cloudflare, Inc. and contributors // Licensed under the MIT License: // // Permission is hereby granted, free of charge, to any person obtaining a copy // of this software and associated documentation files (the "Software"), to deal // in the Software without restriction, including without limitation the rights // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell // copies of the Software, and to permit persons to whom the Software is // furnished to do so, subject to the following conditions: // // The above copyright notice and this permission notice shall be included in // all copies or substantial portions of the Software. // // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN // THE SOFTWARE. #pragma once // Bridges from KJ streams to Cap'n Proto ByteStream RPC protocol. #include <capnp/compat/byte-stream.capnp.h> #include <kj/async-io.h> namespace capnp { class ByteStreamFactory { // In order to allow path-shortening through KJ, a common factory must be used for converting // between RPC ByteStreams and KJ streams. public: capnp::ByteStream::Client kjToCapnp(kj::Own<kj::AsyncOutputStream> kjStream); kj::Own<kj::AsyncOutputStream> capnpToKj(capnp::ByteStream::Client capnpStream); private: CapabilityServerSet<capnp::ByteStream> streamSet; class StreamServerBase; class SubstreamImpl; class CapnpToKjStreamAdapter; class KjToCapnpStreamAdapter; }; } // namespace capnp