зеркало из https://github.com/mozilla/gecko-dev.git
114 строки
3.5 KiB
C++
114 строки
3.5 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set sw=2 ts=8 et tw=80 : */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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// HttpLog.h should generally be included first
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#include "HttpLog.h"
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/*
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Currently supported is h2
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*/
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#include "nsHttp.h"
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#include "nsHttpHandler.h"
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#include "ASpdySession.h"
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#include "PSpdyPush.h"
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#include "Http2Push.h"
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#include "Http2Session.h"
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#include "mozilla/Telemetry.h"
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namespace mozilla {
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namespace net {
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ASpdySession* ASpdySession::NewSpdySession(net::SpdyVersion version,
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nsISocketTransport* aTransport,
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bool attemptingEarlyData) {
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// This is a necko only interface, so we can enforce version
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// requests as a precondition
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MOZ_ASSERT(version == SpdyVersion::HTTP_2, "Unsupported spdy version");
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// Don't do a runtime check of IsSpdyV?Enabled() here because pref value
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// may have changed since starting negotiation. The selected protocol comes
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// from a list provided in the SERVER HELLO filtered by our acceptable
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// versions, so there is no risk of the server ignoring our prefs.
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return new Http2Session(aTransport, version, attemptingEarlyData);
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}
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SpdyInformation::SpdyInformation() {
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// highest index of enabled protocols is the
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// most preferred for ALPN negotiaton
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Version[0] = SpdyVersion::HTTP_2;
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VersionString[0] = NS_LITERAL_CSTRING("h2");
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ALPNCallbacks[0] = Http2Session::ALPNCallback;
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}
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bool SpdyInformation::ProtocolEnabled(uint32_t index) const {
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MOZ_ASSERT(index < kCount, "index out of range");
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return gHttpHandler->IsHttp2Enabled();
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}
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nsresult SpdyInformation::GetNPNIndex(const nsACString& npnString,
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uint32_t* result) const {
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if (npnString.IsEmpty()) return NS_ERROR_FAILURE;
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for (uint32_t index = 0; index < kCount; ++index) {
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if (npnString.Equals(VersionString[index])) {
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*result = index;
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return NS_OK;
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}
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}
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return NS_ERROR_FAILURE;
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}
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//////////////////////////////////////////
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// SpdyPushCache
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//////////////////////////////////////////
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SpdyPushCache::~SpdyPushCache() { mHashHttp2.Clear(); }
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bool SpdyPushCache::RegisterPushedStreamHttp2(const nsCString& key,
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Http2PushedStream* stream) {
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LOG3(("SpdyPushCache::RegisterPushedStreamHttp2 %s 0x%X\n", key.get(),
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stream->StreamID()));
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if (mHashHttp2.Get(key)) {
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LOG3(("SpdyPushCache::RegisterPushedStreamHttp2 %s 0x%X duplicate key\n",
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key.get(), stream->StreamID()));
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return false;
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}
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mHashHttp2.Put(key, stream);
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return true;
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}
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Http2PushedStream* SpdyPushCache::RemovePushedStreamHttp2(
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const nsCString& key) {
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Http2PushedStream* rv = mHashHttp2.Get(key);
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LOG3(("SpdyPushCache::RemovePushedStreamHttp2 %s 0x%X\n", key.get(),
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rv ? rv->StreamID() : 0));
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if (rv) mHashHttp2.Remove(key);
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return rv;
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}
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Http2PushedStream* SpdyPushCache::RemovePushedStreamHttp2ByID(
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const nsCString& key, const uint32_t& streamID) {
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Http2PushedStream* rv = mHashHttp2.Get(key);
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LOG3(("SpdyPushCache::RemovePushedStreamHttp2ByID %s 0x%X 0x%X", key.get(),
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rv ? rv->StreamID() : 0, streamID));
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if (rv && streamID == rv->StreamID()) {
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mHashHttp2.Remove(key);
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} else {
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// Ensure we overwrite our rv with null in case the stream IDs don't match
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rv = nullptr;
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}
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return rv;
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}
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} // namespace net
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} // namespace mozilla
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