netwerk/base/nsStreamLoader.h
author Edwin Gao <egao@mozilla.com>
Wed, 13 Mar 2019 19:47:25 +0000
changeset 463893 15c16889e3b7f6e871a518b5f3254459ed5e0213
parent 448947 6f3709b3878117466168c40affa7bca0b60cf75b
child 472056 e1993a1f09ac53cd1a04fdf6a87f8cad8e44f73e
permissions -rw-r--r--
Bug 1531590, 1531598, 1534811, 1336075, 1531571, 1531572, 1531572, 1531574, 1534855, 1534857, 1535082 - skip tests in mochitest-dev-tools and mochitest-browser-chrome suites for windows10-aarch64 r=jmaher Bug 1531598 - disable browser_markup_copy_image_data.js Bug 1531598 - disable browser_markup_links_04.js Bug 1531598 - disable browser_inspector_menu-01-sensitivity.js Bug 1534811 - disable accessible/tests/browser/general Bug 1336075 - disable browser_largeAllocation_non_win32.js Bug 1531571 - disable browser_jsterm_context_menu_labels.js Bug 1531572 - disable browser_jsterm_helper_dollar_x.js Bug 1531573 - disable browser_jsterm_no_input_and_tab_key_pressed.js Bug 1531574 - disable browser_jsterm_syntax_highlight_output.js Bug 1534855 - disable accessible/tests/browser/ Bug 1534857 - disable browser_ext_slow_script.js Bug 1535082 - disable browser_jsterm_helper_dollar_dollar.js Differential Revision: https://phabricator.services.mozilla.com/D23369

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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 nsStreamLoader_h__
#define nsStreamLoader_h__

#include "nsIThreadRetargetableStreamListener.h"
#include "nsIStreamLoader.h"
#include "nsCOMPtr.h"
#include "mozilla/Attributes.h"
#include "mozilla/Vector.h"

class nsIRequest;

namespace mozilla {
namespace net {

class nsStreamLoader final : public nsIStreamLoader,
                             public nsIThreadRetargetableStreamListener {
 public:
  NS_DECL_THREADSAFE_ISUPPORTS
  NS_DECL_NSISTREAMLOADER
  NS_DECL_NSIREQUESTOBSERVER
  NS_DECL_NSISTREAMLISTENER
  NS_DECL_NSITHREADRETARGETABLESTREAMLISTENER

  nsStreamLoader();

  static nsresult Create(nsISupports *aOuter, REFNSIID aIID, void **aResult);

 protected:
  ~nsStreamLoader() = default;

  static nsresult WriteSegmentFun(nsIInputStream *, void *, const char *,
                                  uint32_t, uint32_t, uint32_t *);

  // Utility method to free mData, if present, and update other state to
  // reflect that no data has been allocated.
  void ReleaseData();

  nsCOMPtr<nsIStreamLoaderObserver> mObserver;
  nsCOMPtr<nsISupports> mContext;  // the observer's context
  nsCOMPtr<nsIRequest> mRequest;
  nsCOMPtr<nsIRequestObserver> mRequestObserver;

  // Buffer to accumulate incoming data. We preallocate if contentSize is
  // available.
  mozilla::Vector<uint8_t, 0> mData;
};

}  // namespace net
}  // namespace mozilla

#endif  // nsStreamLoader_h__