netwerk/protocol/file/nsFileChannel.h
author Mozilla Releng Treescript <release+treescript@mozilla.org>
Fri, 27 May 2022 06:58:24 +0000
changeset 619020 ab65238291222763a2dd2f0ffc3c539d37a940f6
parent 524708 09cf4a063a0964319e0143257eea1b3aecca656d
permissions -rw-r--r--
no bug - Bumping Firefox l10n changesets r=release a=l10n-bump DONTBUILD be -> 040b93d8fc0266fdc8696c86290152480570a8a8 eo -> 2aeb97991166e6e5d3514662ea7012744f724732 es-AR -> 3f2e985b37848b8d19ac9d01aa9ecd76895547bb it -> 12f68a74e363beee234126dcf25407f882d085ff

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim:set ts=2 sw=2 sts=2 et cin: */
/* 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 nsFileChannel_h__
#define nsFileChannel_h__

#include "nsBaseChannel.h"
#include "nsIFileChannel.h"
#include "nsIUploadChannel.h"

class nsFileChannel : public nsBaseChannel,
                      public nsIFileChannel,
                      public nsIUploadChannel {
 public:
  NS_DECL_ISUPPORTS_INHERITED
  NS_DECL_NSIFILECHANNEL
  NS_DECL_NSIUPLOADCHANNEL

  explicit nsFileChannel(nsIURI* uri);

  nsresult Init();

 protected:
  ~nsFileChannel() = default;

  // Called to construct a blocking file input stream for the given file.  This
  // method also returns a best guess at the content-type for the data stream.
  // NOTE: If the channel has a type hint set, contentType will be left
  // untouched. The caller should not use it in that case.
  [[nodiscard]] nsresult MakeFileInputStream(nsIFile* file,
                                             nsCOMPtr<nsIInputStream>& stream,
                                             nsCString& contentType,
                                             bool async);

  [[nodiscard]] virtual nsresult OpenContentStream(
      bool async, nsIInputStream** result, nsIChannel** channel) override;

  // Implementing the pump blocking promise to fixup content length on a
  // background thread prior to calling on mListener
  virtual nsresult ListenerBlockingPromise(BlockingPromise** promise) override;

 private:
  nsresult FixupContentLength(bool async);

  nsCOMPtr<nsIInputStream> mUploadStream;
  int64_t mUploadLength;
  nsCOMPtr<nsIURI> mFileURI;
};

#endif  // !nsFileChannel_h__