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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 ft=cpp : */
+
+/* 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/. */
+
+include protocol PNecko;
+include InputStreamParams;
+include URIParams;
+include PBackgroundSharedTypes;
+include NeckoChannelParams;
+
+include protocol PBlob; //FIXME: bug #792908
+
+include "mozilla/net/NeckoMessageUtils.h";
+
+using class nsHttpHeaderArray from "nsHttpHeaderArray.h";
+using mozilla::net::NetAddr from "mozilla/net/DNS.h";
+using struct mozilla::net::ResourceTimingStruct from "mozilla/net/TimingStruct.h";
+
+namespace mozilla {
+namespace net {
+
+//-------------------------------------------------------------------
+protocol PHttpChannel
+{
+ manager PNecko;
+
+parent:
+ // Note: channels are opened during construction, so no open method here:
+ // see PNecko.ipdl
+
+ async SetPriority(uint16_t priority);
+ async SetClassOfService(uint32_t cos);
+
+ async SetCacheTokenCachedCharset(nsCString charset);
+
+ async UpdateAssociatedContentSecurity(int32_t broken,
+ int32_t no);
+ async Suspend();
+ async Resume();
+
+ async Cancel(nsresult status);
+
+ // Reports approval/veto of redirect by child process redirect observers
+ async Redirect2Verify(nsresult result, RequestHeaderTuples changedHeaders,
+ uint32_t loadFlags, OptionalURIParams apiRedirectTo,
+ OptionalCorsPreflightArgs corsPreflightArgs,
+ bool forceHSTSPriming, bool mixedContentWouldBlock,
+ bool chooseAppcache);
+
+ // For document loads we keep this protocol open after child's
+ // OnStopRequest, and send this msg (instead of __delete__) to allow
+ // partial cleanup on parent.
+ async DocumentChannelCleanup();
+
+ // This might have to be sync. If this fails we must fail the document load
+ // to avoid endless loop.
+ //
+ // Explanation: the document loaded was loaded from the offline cache. But
+ // the cache group id (the manifest URL) of the cache group it was loaded
+ // from is different then the manifest the document refers to in the html
+ // tag. If we detect this during the cache selection algorithm, we must not
+ // load this document from the offline cache group it was just loaded from.
+ // Marking the cache entry as foreign in its cache group will prevent
+ // the document to load from the bad offline cache group. After it is marked,
+ // we reload the document to take the effect. If we fail to mark the entry
+ // as foreign, we will end up in the same situation and reload again and
+ // again, indefinitely.
+ async MarkOfflineCacheEntryAsForeign();
+
+ // Divert OnDataAvailable to the parent.
+ async DivertOnDataAvailable(nsCString data,
+ uint64_t offset,
+ uint32_t count);
+
+ // Divert OnStopRequest to the parent.
+ async DivertOnStopRequest(nsresult statusCode);
+
+ // Child has no more events/messages to divert to the parent.
+ async DivertComplete();
+
+ // Child has detected a CORS check failure, so needs to tell the parent
+ // to remove any matching entry from the CORS preflight cache.
+ async RemoveCorsPreflightCacheEntry(URIParams uri,
+ PrincipalInfo requestingPrincipal);
+
+ // After receiving this message, the parent calls SendDeleteSelf, and makes
+ // sure not to send any more messages after that.
+ async DeletingChannel();
+
+ async __delete__();
+
+child:
+ async OnStartRequest(nsresult channelStatus,
+ nsHttpResponseHead responseHead,
+ bool useResponseHead,
+ nsHttpHeaderArray requestHeaders,
+ bool isFromCache,
+ bool cacheEntryAvailable,
+ uint32_t cacheExpirationTime,
+ nsCString cachedCharset,
+ nsCString securityInfoSerialization,
+ NetAddr selfAddr,
+ NetAddr peerAddr,
+ int16_t redirectCount,
+ uint32_t cacheKey,
+ nsCString altDataType);
+
+ // Combines a single OnDataAvailable and its associated OnProgress &
+ // OnStatus calls into one IPDL message
+ async OnTransportAndData(nsresult channelStatus,
+ nsresult transportStatus,
+ uint64_t progress,
+ uint64_t progressMax,
+ uint64_t offset,
+ uint32_t count,
+ nsCString data);
+
+ async OnStopRequest(nsresult channelStatus, ResourceTimingStruct timing);
+
+ async OnProgress(int64_t progress, int64_t progressMax);
+
+ async OnStatus(nsresult status);
+
+ // Used to cancel child channel if we hit errors during creating and
+ // AsyncOpen of nsHttpChannel on the parent.
+ async FailedAsyncOpen(nsresult status);
+
+ // Called to initiate content channel redirect, starts talking to sinks
+ // on the content process and reports result via Redirect2Verify above
+ async Redirect1Begin(uint32_t registrarId,
+ URIParams newUri,
+ uint32_t redirectFlags,
+ nsHttpResponseHead responseHead,
+ nsCString securityInfoSerialization,
+ nsCString channelId);
+
+ // Called if redirect successful so that child can complete setup.
+ async Redirect3Complete();
+
+ // Associate the child with an application ids
+ async AssociateApplicationCache(nsCString groupID,
+ nsCString clientID);
+
+ // Tell the child that tracking protection was disabled for this load.
+ async NotifyTrackingProtectionDisabled();
+
+ // Parent has been suspended for diversion; no more events to be enqueued.
+ async FlushedForDiversion();
+
+ // Child should resume processing the ChannelEventQueue, i.e. diverting any
+ // OnDataAvailable and OnStopRequest messages in the queue back to the parent.
+ async DivertMessages();
+
+ // Report a security message to the console associated with this
+ // channel.
+ async ReportSecurityMessage(nsString messageTag, nsString messageCategory);
+
+ // Tell child to delete channel (all IPDL deletes must be done from child to
+ // avoid races: see bug 591708).
+ async DeleteSelf();
+
+ // Tell the child to issue a deprecation warning.
+ async IssueDeprecationWarning(uint32_t warning, bool asError);
+
+both:
+ // After receiving this message, the parent also calls
+ // SendFinishInterceptedRedirect, and makes sure not to send any more messages
+ // after that. When receiving this message, the child will call
+ // Send__delete__() and complete the steps required to finish the redirect.
+ async FinishInterceptedRedirect();
+};
+
+
+} // namespace net
+} // namespace mozilla