From 9e3c08db40b8916968b9f30096c7be3f00ce9647 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 21 Apr 2024 13:44:51 +0200 Subject: Adding upstream version 1:115.7.0. Signed-off-by: Daniel Baumann --- netwerk/protocol/http/PSpdyPush.h | 56 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 56 insertions(+) create mode 100644 netwerk/protocol/http/PSpdyPush.h (limited to 'netwerk/protocol/http/PSpdyPush.h') diff --git a/netwerk/protocol/http/PSpdyPush.h b/netwerk/protocol/http/PSpdyPush.h new file mode 100644 index 0000000000..bea6d6be7c --- /dev/null +++ b/netwerk/protocol/http/PSpdyPush.h @@ -0,0 +1,56 @@ +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +// SPDY Server Push + +/* + A pushed stream is put into a memory buffer (The SpdyPushTransactionBuffer) + and spooled there until a GET is made that can be matched up with it. At + that time we have two spdy streams - the GET (aka the sink) and the PUSH + (aka the source). Data is copied between those two streams for the lifetime + of the transaction. This is true even if the transaction buffer is empty, + partly complete, or totally loaded at the time the GET correspondence is made. + + correspondence is done through a hash table of the full url, the spdy session, + and the load group. The load group is implicit because that's where the + hash is stored, the other items comprise the hash key. + + Pushed streams are subject to aggressive flow control before they are matched + with a GET at which point flow control is effectively disabled to match the + client pull behavior. +*/ + +#ifndef mozilla_net_SpdyPush_Public_h +#define mozilla_net_SpdyPush_Public_h + +#include "nsTHashMap.h" +#include "nsISupports.h" +#include "nsStringFwd.h" + +namespace mozilla { +namespace net { + +class Http2PushedStream; + +// One cache per load group +class SpdyPushCache { + public: + // The cache holds only weak pointers - no references + SpdyPushCache() = default; + virtual ~SpdyPushCache(); + [[nodiscard]] bool RegisterPushedStreamHttp2(const nsCString& key, + Http2PushedStream* stream); + Http2PushedStream* RemovePushedStreamHttp2(const nsCString& key); + Http2PushedStream* RemovePushedStreamHttp2ByID(const nsCString& key, + const uint32_t& streamID); + + private: + nsTHashMap mHashHttp2; +}; + +} // namespace net +} // namespace mozilla + +#endif // mozilla_net_SpdyPush_Public_h -- cgit v1.2.3