gecko-dev/netwerk/protocol/file/nsFileChannel.h

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/* -*- 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__