зеркало из https://github.com/mozilla/gecko-dev.git
94 строки
2.5 KiB
C++
94 строки
2.5 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "ExternalHelperAppChild.h"
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#include "nsIInputStream.h"
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#include "nsIRequest.h"
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#include "nsIResumableChannel.h"
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#include "nsNetUtil.h"
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namespace mozilla {
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namespace dom {
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NS_IMPL_ISUPPORTS2(ExternalHelperAppChild,
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nsIStreamListener,
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nsIRequestObserver)
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ExternalHelperAppChild::ExternalHelperAppChild()
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: mStatus(NS_OK)
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{
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}
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ExternalHelperAppChild::~ExternalHelperAppChild()
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{
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}
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//-----------------------------------------------------------------------------
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// nsIStreamListener
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//-----------------------------------------------------------------------------
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NS_IMETHODIMP
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ExternalHelperAppChild::OnDataAvailable(nsIRequest *request,
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nsISupports *ctx,
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nsIInputStream *input,
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uint64_t offset,
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uint32_t count)
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{
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if (NS_FAILED(mStatus))
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return mStatus;
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nsCString data;
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nsresult rv = NS_ReadInputStreamToString(input, data, count);
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if (NS_FAILED(rv))
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return rv;
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if (!SendOnDataAvailable(data, offset, count))
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return NS_ERROR_UNEXPECTED;
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return NS_OK;
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}
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//////////////////////////////////////////////////////////////////////////////
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// nsIRequestObserver
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//////////////////////////////////////////////////////////////////////////////
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NS_IMETHODIMP
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ExternalHelperAppChild::OnStartRequest(nsIRequest *request, nsISupports *ctx)
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{
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nsresult rv = mHandler->OnStartRequest(request, ctx);
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NS_ENSURE_SUCCESS(rv, NS_ERROR_UNEXPECTED);
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nsCString entityID;
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nsCOMPtr<nsIResumableChannel> resumable(do_QueryInterface(request));
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if (resumable)
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resumable->GetEntityID(entityID);
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SendOnStartRequest(entityID);
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return NS_OK;
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}
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NS_IMETHODIMP
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ExternalHelperAppChild::OnStopRequest(nsIRequest *request,
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nsISupports *ctx,
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nsresult status)
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{
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nsresult rv = mHandler->OnStopRequest(request, ctx, status);
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SendOnStopRequest(status);
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NS_ENSURE_SUCCESS(rv, NS_ERROR_UNEXPECTED);
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return NS_OK;
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}
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bool
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ExternalHelperAppChild::RecvCancel(const nsresult& aStatus)
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{
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mStatus = aStatus;
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return true;
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}
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} // namespace dom
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} // namespace mozilla
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