netwerk/protocol/about/nsAboutBlank.cpp

   1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* This Source Code Form is subject to the terms of the Mozilla Public
   3  * License, v. 2.0. If a copy of the MPL was not distributed with this
   4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   5
   6 #include "nsAboutBlank.h"
   7 #include "nsStringStream.h"
   8 #include "nsNetUtil.h"
   9 #include "nsContentUtils.h"
  10 #include "nsIChannel.h"
  11
  12 NS_IMPL_ISUPPORTS(nsAboutBlank, nsIAboutModule)
  13
  14 NS_IMETHODIMP
  15 nsAboutBlank::NewChannel(nsIURI* aURI, nsILoadInfo* aLoadInfo,
  16                          nsIChannel** result) {
  17   NS_ENSURE_ARG_POINTER(aURI);
  18
  19   nsCOMPtr<nsIInputStream> in;
  20   nsresult rv = NS_NewCStringInputStream(getter_AddRefs(in), ""_ns);
  21   if (NS_FAILED(rv)) return rv;
  22
  23   nsCOMPtr<nsIChannel> channel;
  24   rv = NS_NewInputStreamChannelInternal(getter_AddRefs(channel), aURI,
  25                                         in.forget(), "text/html"_ns, "utf-8"_ns,
  26                                         aLoadInfo);
  27   if (NS_FAILED(rv)) return rv;
  28
  29   channel.forget(result);
  30   return rv;
  31 }
  32
  33 NS_IMETHODIMP
  34 nsAboutBlank::GetURIFlags(nsIURI* aURI, uint32_t* result) {
  35   *result = nsIAboutModule::URI_SAFE_FOR_UNTRUSTED_CONTENT |
  36             nsIAboutModule::URI_CAN_LOAD_IN_CHILD |
  37             nsIAboutModule::MAKE_LINKABLE |
  38             nsIAboutModule::HIDE_FROM_ABOUTABOUT;
  39   return NS_OK;
  40 }
  41
  42 NS_IMETHODIMP
  43 nsAboutBlank::GetChromeURI(nsIURI* aURI, nsIURI** chromeURI) {
  44   return NS_ERROR_ILLEGAL_VALUE;
  45 }
  46
  47 nsresult nsAboutBlank::Create(REFNSIID aIID, void** aResult) {
  48   RefPtr<nsAboutBlank> about = new nsAboutBlank();
  49   return about->QueryInterface(aIID, aResult);
  50 }
  51
  52 ////////////////////////////////////////////////////////////////////////////////