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/* -*- 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/. */
#ifndef mozilla_net_HttpChannelParent_h
#define mozilla_net_HttpChannelParent_h
#include "ADivertableParentChannel.h"
#include "nsHttp.h"
#include "mozilla/net/PHttpChannelParent.h"
#include "mozilla/net/NeckoCommon.h"
#include "mozilla/net/NeckoParent.h"
#include "nsIObserver.h"
#include "nsIParentRedirectingChannel.h"
#include "nsIProgressEventSink.h"
#include "nsHttpChannel.h"
#include "nsIAuthPromptProvider.h"
#include "mozilla/dom/ipc/IdType.h"
#include "nsIDeprecationWarner.h"
class nsICacheEntry;
class nsIAssociatedContentSecurity;
#define HTTP_CHANNEL_PARENT_IID \
{ 0x982b2372, 0x7aa5, 0x4e8a, \
{ 0xbd, 0x9f, 0x89, 0x74, 0xd7, 0xf0, 0x58, 0xeb } }
namespace mozilla {
namespace dom{
class TabParent;
class PBrowserOrId;
} // namespace dom
namespace net {
class HttpChannelParentListener;
class ChannelEventQueue;
// Note: nsIInterfaceRequestor must be the first base so that do_QueryObject()
// works correctly on this object, as it's needed to compute a void* pointing to
// the beginning of this object.
class HttpChannelParent final : public nsIInterfaceRequestor
, public PHttpChannelParent
, public nsIParentRedirectingChannel
, public nsIProgressEventSink
, public ADivertableParentChannel
, public nsIAuthPromptProvider
, public nsIDeprecationWarner
, public HttpChannelSecurityWarningReporter
{
virtual ~HttpChannelParent();
public:
NS_DECL_ISUPPORTS
NS_DECL_NSIREQUESTOBSERVER
NS_DECL_NSISTREAMLISTENER
NS_DECL_NSIPARENTCHANNEL
NS_DECL_NSIPARENTREDIRECTINGCHANNEL
NS_DECL_NSIPROGRESSEVENTSINK
NS_DECL_NSIINTERFACEREQUESTOR
NS_DECL_NSIAUTHPROMPTPROVIDER
NS_DECL_NSIDEPRECATIONWARNER
NS_DECLARE_STATIC_IID_ACCESSOR(HTTP_CHANNEL_PARENT_IID)
HttpChannelParent(const dom::PBrowserOrId& iframeEmbedding,
nsILoadContext* aLoadContext,
PBOverrideStatus aStatus);
bool Init(const HttpChannelCreationArgs& aOpenArgs);
// ADivertableParentChannel functions.
void DivertTo(nsIStreamListener *aListener) override;
nsresult SuspendForDiversion() override;
nsresult SuspendMessageDiversion() override;
nsresult ResumeMessageDiversion() override;
// Calls OnStartRequest for "DivertTo" listener, then notifies child channel
// that it should divert OnDataAvailable and OnStopRequest calls to this
// parent channel.
void StartDiversion();
// Handles calling OnStart/Stop if there are errors during diversion.
// Called asynchronously from FailDiversion.
void NotifyDiversionFailed(nsresult aErrorCode, bool aSkipResume = true);
// Forwarded to nsHttpChannel::SetApplyConversion.
void SetApplyConversion(bool aApplyConversion) {
if (mChannel) {
mChannel->SetApplyConversion(aApplyConversion);
}
}
nsresult OpenAlternativeOutputStream(const nsACString & type, nsIOutputStream * *_retval);
void InvokeAsyncOpen(nsresult rv);
protected:
// used to connect redirected-to channel in parent with just created
// ChildChannel. Used during redirects.
bool ConnectChannel(const uint32_t& channelId, const bool& shouldIntercept);
bool DoAsyncOpen(const URIParams& uri,
const OptionalURIParams& originalUri,
const OptionalURIParams& docUri,
const OptionalURIParams& referrerUri,
const uint32_t& referrerPolicy,
const OptionalURIParams& internalRedirectUri,
const OptionalURIParams& topWindowUri,
const uint32_t& loadFlags,
const RequestHeaderTuples& requestHeaders,
const nsCString& requestMethod,
const OptionalIPCStream& uploadStream,
const bool& uploadStreamHasHeaders,
const uint16_t& priority,
const uint32_t& classOfService,
const uint8_t& redirectionLimit,
const bool& allowPipelining,
const bool& allowSTS,
const uint32_t& thirdPartyFlags,
const bool& doResumeAt,
const uint64_t& startPos,
const nsCString& entityID,
const bool& chooseApplicationCache,
const nsCString& appCacheClientID,
const bool& allowSpdy,
const bool& allowAltSvc,
const bool& beConservative,
const OptionalLoadInfoArgs& aLoadInfoArgs,
const OptionalHttpResponseHead& aSynthesizedResponseHead,
const nsCString& aSecurityInfoSerialization,
const uint32_t& aCacheKey,
const nsCString& aRequestContextID,
const OptionalCorsPreflightArgs& aCorsPreflightArgs,
const uint32_t& aInitialRwin,
const bool& aBlockAuthPrompt,
const bool& aSuspendAfterSynthesizeResponse,
const bool& aAllowStaleCacheContent,
const nsCString& aContentTypeHint,
const nsCString& aChannelId,
const uint64_t& aContentWindowId,
const nsCString& aPreferredAlternativeType,
const TimeStamp& aLaunchServiceWorkerStart,
const TimeStamp& aLaunchServiceWorkerEnd,
const TimeStamp& aDispatchFetchEventStart,
const TimeStamp& aDispatchFetchEventEnd,
const TimeStamp& aHandleFetchEventStart,
const TimeStamp& aHandleFetchEventEnd);
virtual bool RecvSetPriority(const uint16_t& priority) override;
virtual bool RecvSetClassOfService(const uint32_t& cos) override;
virtual bool RecvSetCacheTokenCachedCharset(const nsCString& charset) override;
virtual bool RecvSuspend() override;
virtual bool RecvResume() override;
virtual bool RecvCancel(const nsresult& status) override;
virtual bool RecvRedirect2Verify(const nsresult& result,
const RequestHeaderTuples& changedHeaders,
const uint32_t& loadFlags,
const OptionalURIParams& apiRedirectUri,
const OptionalCorsPreflightArgs& aCorsPreflightArgs,
const bool& aChooseAppcache) override;
virtual bool RecvUpdateAssociatedContentSecurity(const int32_t& broken,
const int32_t& no) override;
virtual bool RecvDocumentChannelCleanup() override;
virtual bool RecvMarkOfflineCacheEntryAsForeign() override;
virtual bool RecvDivertOnDataAvailable(const nsCString& data,
const uint64_t& offset,
const uint32_t& count) override;
virtual bool RecvDivertOnStopRequest(const nsresult& statusCode) override;
virtual bool RecvDivertComplete() override;
virtual bool RecvRemoveCorsPreflightCacheEntry(const URIParams& uri,
const mozilla::ipc::PrincipalInfo& requestingPrincipal) override;
virtual void ActorDestroy(ActorDestroyReason why) override;
// Supporting function for ADivertableParentChannel.
nsresult ResumeForDiversion();
// Asynchronously calls NotifyDiversionFailed.
void FailDiversion(nsresult aErrorCode, bool aSkipResume = true);
friend class HttpChannelParentListener;
RefPtr<mozilla::dom::TabParent> mTabParent;
nsresult ReportSecurityMessage(const nsAString& aMessageTag,
const nsAString& aMessageCategory) override;
// Calls SendDeleteSelf and sets mIPCClosed to true because we should not
// send any more messages after that. Bug 1274886
bool DoSendDeleteSelf();
// Called to notify the parent channel to not send any more IPC messages.
virtual bool RecvDeletingChannel() override;
virtual bool RecvFinishInterceptedRedirect() override;
private:
void UpdateAndSerializeSecurityInfo(nsACString& aSerializedSecurityInfoOut);
void DivertOnDataAvailable(const nsCString& data,
const uint64_t& offset,
const uint32_t& count);
void DivertOnStopRequest(const nsresult& statusCode);
void DivertComplete();
void MaybeFlushPendingDiversion();
void ResponseSynthesized();
friend class DivertDataAvailableEvent;
friend class DivertStopRequestEvent;
friend class DivertCompleteEvent;
RefPtr<nsHttpChannel> mChannel;
nsCOMPtr<nsICacheEntry> mCacheEntry;
nsCOMPtr<nsIAssociatedContentSecurity> mAssociatedContentSecurity;
Atomic<bool> mIPCClosed; // PHttpChannel actor has been Closed()
nsCOMPtr<nsIChannel> mRedirectChannel;
nsCOMPtr<nsIAsyncVerifyRedirectCallback> mRedirectCallback;
nsAutoPtr<class nsHttpChannel::OfflineCacheEntryAsForeignMarker> mOfflineForeignMarker;
// state for combining OnStatus/OnProgress with OnDataAvailable
// into one IPDL call to child.
nsresult mStoredStatus;
int64_t mStoredProgress;
int64_t mStoredProgressMax;
bool mSentRedirect1Begin : 1;
bool mSentRedirect1BeginFailed : 1;
bool mReceivedRedirect2Verify : 1;
PBOverrideStatus mPBOverride;
nsCOMPtr<nsILoadContext> mLoadContext;
RefPtr<nsHttpHandler> mHttpHandler;
RefPtr<HttpChannelParentListener> mParentListener;
// The listener we are diverting to or will divert to if mPendingDiversion
// is set.
nsCOMPtr<nsIStreamListener> mDivertListener;
// Set to the canceled status value if the main channel was canceled.
nsresult mStatus;
// Indicates that diversion has been requested, but we could not start it
// yet because the channel is still being opened with a synthesized response.
bool mPendingDiversion;
// Once set, no OnStart/OnData/OnStop calls should be accepted; conversely, it
// must be set when RecvDivertOnData/~DivertOnStop/~DivertComplete are
// received from the child channel.
bool mDivertingFromChild;
// Set if OnStart|StopRequest was called during a diversion from the child.
bool mDivertedOnStartRequest;
bool mSuspendedForDiversion;
// Set if this channel should be suspended after synthesizing a response.
bool mSuspendAfterSynthesizeResponse;
// Set if this channel will synthesize its response.
bool mWillSynthesizeResponse;
dom::TabId mNestedFrameId;
RefPtr<ChannelEventQueue> mEventQ;
};
NS_DEFINE_STATIC_IID_ACCESSOR(HttpChannelParent,
HTTP_CHANNEL_PARENT_IID)
} // namespace net
} // namespace mozilla
#endif // mozilla_net_HttpChannelParent_h
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