diff -r 000000000000 -r 6474c204b198 netwerk/protocol/http/ASpdySession.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/netwerk/protocol/http/ASpdySession.cpp Wed Dec 31 06:09:35 2014 +0100 @@ -0,0 +1,194 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim: set sw=2 ts=8 et tw=80 : */ +/* 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/. */ + +// HttpLog.h should generally be included first +#include "HttpLog.h" + +/* + Currently supported are HTTP-draft-[see nshttp.h]/2.0 spdy/3.1 and spdy/3 +*/ + +#include "nsHttp.h" +#include "nsHttpHandler.h" + +#include "ASpdySession.h" +#include "PSpdyPush.h" +#include "SpdyPush3.h" +#include "SpdyPush31.h" +#include "Http2Push.h" +#include "SpdySession3.h" +#include "SpdySession31.h" +#include "Http2Session.h" + +#include "mozilla/Telemetry.h" + +namespace mozilla { +namespace net { + +ASpdySession * +ASpdySession::NewSpdySession(uint32_t version, + nsAHttpTransaction *aTransaction, + nsISocketTransport *aTransport, + int32_t aPriority) +{ + // This is a necko only interface, so we can enforce version + // requests as a precondition + MOZ_ASSERT(version == SPDY_VERSION_3 || + version == SPDY_VERSION_31 || + version == NS_HTTP2_DRAFT_VERSION, + "Unsupported spdy version"); + + // Don't do a runtime check of IsSpdyV?Enabled() here because pref value + // may have changed since starting negotiation. The selected protocol comes + // from a list provided in the SERVER HELLO filtered by our acceptable + // versions, so there is no risk of the server ignoring our prefs. + + Telemetry::Accumulate(Telemetry::SPDY_VERSION2, version); + + if (version == SPDY_VERSION_3) + return new SpdySession3(aTransaction, aTransport, aPriority); + + if (version == SPDY_VERSION_31) + return new SpdySession31(aTransaction, aTransport, aPriority); + + if (version == NS_HTTP2_DRAFT_VERSION) + return new Http2Session(aTransaction, aTransport, aPriority); + + return nullptr; +} + +SpdyInformation::SpdyInformation() +{ + Version[0] = SPDY_VERSION_3; + VersionString[0] = NS_LITERAL_CSTRING("spdy/3"); + + Version[1] = SPDY_VERSION_31; + VersionString[1] = NS_LITERAL_CSTRING("spdy/3.1"); + + Version[2] = NS_HTTP2_DRAFT_VERSION; + VersionString[2] = NS_LITERAL_CSTRING(NS_HTTP2_DRAFT_TOKEN); +} + +bool +SpdyInformation::ProtocolEnabled(uint32_t index) +{ + MOZ_ASSERT(index < kCount, "index out of range"); + + switch (index) { + case 0: + return gHttpHandler->IsSpdyV3Enabled(); + case 1: + return gHttpHandler->IsSpdyV31Enabled(); + case 2: + return gHttpHandler->IsHttp2DraftEnabled(); + } + return false; +} + +nsresult +SpdyInformation::GetNPNVersionIndex(const nsACString &npnString, + uint8_t *result) +{ + if (npnString.IsEmpty()) + return NS_ERROR_FAILURE; + + for (uint32_t index = 0; index < kCount; ++index) { + if (npnString.Equals(VersionString[index])) { + *result = Version[index]; + return NS_OK; + } + } + + return NS_ERROR_FAILURE; +} + +////////////////////////////////////////// +// SpdyPushCache +////////////////////////////////////////// + +SpdyPushCache::SpdyPushCache() +{ +} + +SpdyPushCache::~SpdyPushCache() +{ + mHashSpdy3.Clear(); + mHashSpdy31.Clear(); + mHashHttp2.Clear(); +} + +bool +SpdyPushCache::RegisterPushedStreamSpdy3(nsCString key, + SpdyPushedStream3 *stream) +{ + LOG3(("SpdyPushCache::RegisterPushedStreamSpdy3 %s 0x%X\n", + key.get(), stream->StreamID())); + if(mHashSpdy3.Get(key)) + return false; + mHashSpdy3.Put(key, stream); + return true; +} + +SpdyPushedStream3 * +SpdyPushCache::RemovePushedStreamSpdy3(nsCString key) +{ + SpdyPushedStream3 *rv = mHashSpdy3.Get(key); + LOG3(("SpdyPushCache::RemovePushedStream %s 0x%X\n", + key.get(), rv ? rv->StreamID() : 0)); + if (rv) + mHashSpdy3.Remove(key); + return rv; +} + +bool +SpdyPushCache::RegisterPushedStreamSpdy31(nsCString key, + SpdyPushedStream31 *stream) +{ + LOG3(("SpdyPushCache::RegisterPushedStreamSpdy31 %s 0x%X\n", + key.get(), stream->StreamID())); + if(mHashSpdy31.Get(key)) + return false; + mHashSpdy31.Put(key, stream); + return true; +} + +SpdyPushedStream31 * +SpdyPushCache::RemovePushedStreamSpdy31(nsCString key) +{ + SpdyPushedStream31 *rv = mHashSpdy31.Get(key); + LOG3(("SpdyPushCache::RemovePushedStream %s 0x%X\n", + key.get(), rv ? rv->StreamID() : 0)); + if (rv) + mHashSpdy31.Remove(key); + return rv; +} + +bool +SpdyPushCache::RegisterPushedStreamHttp2(nsCString key, + Http2PushedStream *stream) +{ + LOG3(("SpdyPushCache::RegisterPushedStreamHttp2 %s 0x%X\n", + key.get(), stream->StreamID())); + if(mHashHttp2.Get(key)) + return false; + mHashHttp2.Put(key, stream); + return true; +} + +Http2PushedStream * +SpdyPushCache::RemovePushedStreamHttp2(nsCString key) +{ + Http2PushedStream *rv = mHashHttp2.Get(key); + LOG3(("SpdyPushCache::RemovePushedStreamHttp2 %s 0x%X\n", + key.get(), rv ? rv->StreamID() : 0)); + if (rv) + mHashHttp2.Remove(key); + return rv; +} + +} // namespace mozilla::net +} // namespace mozilla +