netwerk/base/src/nsInputStreamChannel.cpp

changeset 0
6474c204b198
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/netwerk/base/src/nsInputStreamChannel.cpp	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,106 @@
     1.4 +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
     1.5 +/* This Source Code Form is subject to the terms of the Mozilla Public
     1.6 + * License, v. 2.0. If a copy of the MPL was not distributed with this
     1.7 + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
     1.8 +
     1.9 +#include "nsInputStreamChannel.h"
    1.10 +
    1.11 +//-----------------------------------------------------------------------------
    1.12 +// nsInputStreamChannel
    1.13 +
    1.14 +nsresult
    1.15 +nsInputStreamChannel::OpenContentStream(bool async, nsIInputStream **result,
    1.16 +                                        nsIChannel** channel)
    1.17 +{
    1.18 +  NS_ENSURE_TRUE(mContentStream, NS_ERROR_NOT_INITIALIZED);
    1.19 +
    1.20 +  // If content length is unknown, then we must guess.  In this case, we assume
    1.21 +  // the stream can tell us.  If the stream is a pipe, then this will not work.
    1.22 +
    1.23 +  if (mContentLength < 0) {
    1.24 +    uint64_t avail;
    1.25 +    nsresult rv = mContentStream->Available(&avail);
    1.26 +    if (rv == NS_BASE_STREAM_CLOSED) {
    1.27 +      // This just means there's nothing in the stream
    1.28 +      avail = 0;
    1.29 +    } else if (NS_FAILED(rv)) {
    1.30 +      return rv;
    1.31 +    }
    1.32 +    mContentLength = avail;
    1.33 +  }
    1.34 +
    1.35 +  EnableSynthesizedProgressEvents(true);
    1.36 +  
    1.37 +  NS_ADDREF(*result = mContentStream);
    1.38 +  return NS_OK;
    1.39 +}
    1.40 +
    1.41 +//-----------------------------------------------------------------------------
    1.42 +// nsInputStreamChannel::nsISupports
    1.43 +
    1.44 +NS_IMPL_ISUPPORTS_INHERITED(nsInputStreamChannel,
    1.45 +                            nsBaseChannel,
    1.46 +                            nsIInputStreamChannel)
    1.47 +
    1.48 +//-----------------------------------------------------------------------------
    1.49 +// nsInputStreamChannel::nsIInputStreamChannel
    1.50 +
    1.51 +NS_IMETHODIMP
    1.52 +nsInputStreamChannel::SetURI(nsIURI *uri)
    1.53 +{
    1.54 +  NS_ENSURE_TRUE(!URI(), NS_ERROR_ALREADY_INITIALIZED);
    1.55 +  nsBaseChannel::SetURI(uri);
    1.56 +  return NS_OK;
    1.57 +}
    1.58 +
    1.59 +NS_IMETHODIMP
    1.60 +nsInputStreamChannel::GetContentStream(nsIInputStream **stream)
    1.61 +{
    1.62 +  NS_IF_ADDREF(*stream = mContentStream);
    1.63 +  return NS_OK;
    1.64 +}
    1.65 +
    1.66 +NS_IMETHODIMP
    1.67 +nsInputStreamChannel::SetContentStream(nsIInputStream *stream)
    1.68 +{
    1.69 +  NS_ENSURE_TRUE(!mContentStream, NS_ERROR_ALREADY_INITIALIZED);
    1.70 +  mContentStream = stream;
    1.71 +  return NS_OK;
    1.72 +}
    1.73 +
    1.74 +NS_IMETHODIMP
    1.75 +nsInputStreamChannel::GetSrcdocData(nsAString& aSrcdocData)
    1.76 +{
    1.77 +  aSrcdocData = mSrcdocData;
    1.78 +  return NS_OK;
    1.79 +}
    1.80 +
    1.81 +NS_IMETHODIMP
    1.82 +nsInputStreamChannel::SetSrcdocData(const nsAString& aSrcdocData)
    1.83 +{
    1.84 +  mSrcdocData = aSrcdocData;
    1.85 +  mIsSrcdocChannel = true;
    1.86 +  return NS_OK;
    1.87 +}
    1.88 +
    1.89 +NS_IMETHODIMP
    1.90 +nsInputStreamChannel::GetIsSrcdocChannel(bool *aIsSrcdocChannel)
    1.91 +{
    1.92 +  *aIsSrcdocChannel = mIsSrcdocChannel;
    1.93 +  return NS_OK;
    1.94 +}
    1.95 +
    1.96 +NS_IMETHODIMP
    1.97 +nsInputStreamChannel::GetBaseURI(nsIURI** aBaseURI)
    1.98 +{
    1.99 +  *aBaseURI = mBaseURI;
   1.100 +  NS_IF_ADDREF(*aBaseURI);
   1.101 +  return NS_OK;
   1.102 +}
   1.103 +
   1.104 +NS_IMETHODIMP
   1.105 +nsInputStreamChannel::SetBaseURI(nsIURI* aBaseURI)
   1.106 +{
   1.107 +  mBaseURI = aBaseURI;
   1.108 +  return NS_OK;
   1.109 +}

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