netwerk/base/SimpleChannelParent.cpp

   1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set ts=4 sw=2 sts=2 et tw=80: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #include "SimpleChannelParent.h"
   8 #include "mozilla/Assertions.h"
   9 #include "nsNetUtil.h"
  10 #include "nsIChannel.h"
  11
  12 #ifdef FUZZING_SNAPSHOT
  13 #  define MOZ_ALWAYS_SUCCEEDS_FUZZING(...) (void)__VA_ARGS__
  14 #else
  15 #  define MOZ_ALWAYS_SUCCEEDS_FUZZING(...) MOZ_ALWAYS_SUCCEEDS(__VA_ARGS__)
  16 #endif
  17
  18 namespace mozilla {
  19 namespace net {
  20
  21 NS_IMPL_ISUPPORTS(SimpleChannelParent, nsIParentChannel, nsIStreamListener)
  22
  23 bool SimpleChannelParent::Init(const uint64_t& aChannelId) {
  24   nsCOMPtr<nsIChannel> channel;
  25
  26   MOZ_ALWAYS_SUCCEEDS_FUZZING(
  27       NS_LinkRedirectChannels(aChannelId, this, getter_AddRefs(channel)));
  28
  29   return true;
  30 }
  31
  32 NS_IMETHODIMP
  33 SimpleChannelParent::SetParentListener(ParentChannelListener* aListener) {
  34   // Nothing to do.
  35   return NS_OK;
  36 }
  37
  38 NS_IMETHODIMP
  39 SimpleChannelParent::NotifyClassificationFlags(uint32_t aClassificationFlags,
  40                                                bool aIsThirdParty) {
  41   // Nothing to do.
  42   return NS_OK;
  43 }
  44
  45 NS_IMETHODIMP
  46 SimpleChannelParent::SetClassifierMatchedInfo(const nsACString& aList,
  47                                               const nsACString& aProvider,
  48                                               const nsACString& aPrefix) {
  49   // nothing to do
  50   return NS_OK;
  51 }
  52
  53 NS_IMETHODIMP
  54 SimpleChannelParent::SetClassifierMatchedTrackingInfo(
  55     const nsACString& aLists, const nsACString& aFullHashes) {
  56   // nothing to do
  57   return NS_OK;
  58 }
  59
  60 NS_IMETHODIMP
  61 SimpleChannelParent::Delete() {
  62   // Nothing to do.
  63   return NS_OK;
  64 }
  65
  66 NS_IMETHODIMP
  67 SimpleChannelParent::GetRemoteType(nsACString& aRemoteType) {
  68   return NS_ERROR_NOT_IMPLEMENTED;
  69 }
  70
  71 void SimpleChannelParent::ActorDestroy(ActorDestroyReason aWhy) {}
  72
  73 NS_IMETHODIMP
  74 SimpleChannelParent::OnStartRequest(nsIRequest* aRequest) {
  75   // We don't have a way to prevent nsBaseChannel from calling AsyncOpen on
  76   // the created nsSimpleChannel. We don't have anywhere to send the data in the
  77   // parent, so abort the binding.
  78   return NS_BINDING_ABORTED;
  79 }
  80
  81 NS_IMETHODIMP
  82 SimpleChannelParent::OnStopRequest(nsIRequest* aRequest, nsresult aStatusCode) {
  83   // See above.
  84   MOZ_ASSERT(NS_FAILED(aStatusCode));
  85   return NS_OK;
  86 }
  87
  88 NS_IMETHODIMP
  89 SimpleChannelParent::OnDataAvailable(nsIRequest* aRequest,
  90                                      nsIInputStream* aInputStream,
  91                                      uint64_t aOffset, uint32_t aCount) {
  92   // See above.
  93   MOZ_CRASH("Should never be called");
  94 }
  95
  96 }  // namespace net
  97 }  // namespace mozilla