зеркало из https://github.com/mozilla/gecko-dev.git
373 строки
9.7 KiB
C++
373 строки
9.7 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: NPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.1 (the "License"); you may not use this file except in
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* compliance with the License. You may obtain a copy of the License at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the NPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the NPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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// datetime implementation
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#include "nsDateTimeChannel.h"
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#include "nsNetUtil.h"
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#include "nsIServiceManager.h"
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#include "nsILoadGroup.h"
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#include "nsIInterfaceRequestor.h"
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#include "nsIInterfaceRequestorUtils.h"
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#include "nsXPIDLString.h"
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#include "nsISocketTransportService.h"
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#include "nsITransport.h"
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#include "nsIProgressEventSink.h"
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// nsDateTimeChannel methods
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nsDateTimeChannel::nsDateTimeChannel() {
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NS_INIT_REFCNT();
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mContentLength = -1;
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mPort = -1;
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}
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nsDateTimeChannel::~nsDateTimeChannel() {
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}
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NS_IMPL_ISUPPORTS4(nsDateTimeChannel,
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nsIChannel,
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nsIRequest,
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nsIStreamListener,
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nsIRequestObserver)
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nsresult
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nsDateTimeChannel::Init(nsIURI* uri, nsIProxyInfo* proxyInfo)
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{
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nsresult rv;
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NS_ASSERTION(uri, "no uri");
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mUrl = uri;
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mProxyInfo = proxyInfo;
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rv = mUrl->GetPort(&mPort);
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if (NS_FAILED(rv) || mPort < 1)
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mPort = DATETIME_PORT;
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rv = mUrl->GetPath(mHost);
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if (NS_FAILED(rv)) return rv;
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if (!*(const char *)mHost) return NS_ERROR_NOT_INITIALIZED;
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return NS_OK;
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}
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NS_METHOD
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nsDateTimeChannel::Create(nsISupports* aOuter, const nsIID& aIID, void* *aResult)
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{
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nsDateTimeChannel* dc = new nsDateTimeChannel();
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if (dc == nsnull)
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return NS_ERROR_OUT_OF_MEMORY;
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NS_ADDREF(dc);
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nsresult rv = dc->QueryInterface(aIID, aResult);
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NS_RELEASE(dc);
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return rv;
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}
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////////////////////////////////////////////////////////////////////////////////
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// nsIRequest methods:
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NS_IMETHODIMP
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nsDateTimeChannel::GetName(nsACString &result)
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{
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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nsDateTimeChannel::IsPending(PRBool *result)
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{
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NS_NOTREACHED("nsDateTimeChannel::IsPending");
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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nsDateTimeChannel::GetStatus(nsresult *status)
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{
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*status = NS_OK;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsDateTimeChannel::Cancel(nsresult status)
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{
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NS_ASSERTION(NS_FAILED(status), "shouldn't cancel with a success code");
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NS_NOTREACHED("nsDateTimeChannel::Cancel");
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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nsDateTimeChannel::Suspend(void)
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{
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NS_NOTREACHED("nsDateTimeChannel::Suspend");
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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nsDateTimeChannel::Resume(void)
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{
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NS_NOTREACHED("nsDateTimeChannel::Resume");
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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////////////////////////////////////////////////////////////////////////////////
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// nsIChannel methods:
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NS_IMETHODIMP
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nsDateTimeChannel::GetOriginalURI(nsIURI* *aURI)
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{
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*aURI = mOriginalURI ? mOriginalURI : mUrl;
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NS_ADDREF(*aURI);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsDateTimeChannel::SetOriginalURI(nsIURI* aURI)
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{
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mOriginalURI = aURI;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsDateTimeChannel::GetURI(nsIURI* *aURI)
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{
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*aURI = mUrl;
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NS_IF_ADDREF(*aURI);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsDateTimeChannel::Open(nsIInputStream **_retval)
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{
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nsresult rv = NS_OK;
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rv = NS_CheckPortSafety(mPort, "datetime");
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if (NS_FAILED(rv))
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return rv;
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nsCOMPtr<nsISocketTransportService> sts =
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do_GetService("@mozilla.org/network/socket-transport-service;1", &rv);
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if (NS_FAILED(rv)) return rv;
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nsCOMPtr<nsITransport> transport;
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rv = sts->CreateTransport(mHost,
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mPort,
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mProxyInfo,
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32,
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32,
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getter_AddRefs(transport));
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if (NS_FAILED(rv)) return rv;
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transport->SetNotificationCallbacks(mCallbacks,
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(mLoadFlags & LOAD_BACKGROUND));
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return transport->OpenInputStream(0, PRUint32(-1), 0, _retval);
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}
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NS_IMETHODIMP
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nsDateTimeChannel::AsyncOpen(nsIStreamListener *aListener, nsISupports *ctxt)
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{
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nsresult rv = NS_OK;
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rv = NS_CheckPortSafety(mPort, "datetime");
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if (NS_FAILED(rv))
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return rv;
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nsCOMPtr<nsISocketTransportService> sts =
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do_GetService("@mozilla.org/network/socket-transport-service;1", &rv);
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if (NS_FAILED(rv)) return rv;
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nsCOMPtr<nsITransport> transport;
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rv = sts->CreateTransport(mHost,
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mPort,
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mProxyInfo,
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32,
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32,
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getter_AddRefs(transport));
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if (NS_FAILED(rv)) return rv;
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transport->SetNotificationCallbacks(mCallbacks,
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(mLoadFlags & LOAD_BACKGROUND));
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mListener = aListener;
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nsCOMPtr<nsIRequest> request;
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return transport->AsyncRead(this, ctxt, 0, PRUint32(-1), 0, getter_AddRefs(request));
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}
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NS_IMETHODIMP
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nsDateTimeChannel::GetLoadFlags(PRUint32 *aLoadFlags)
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{
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*aLoadFlags = mLoadFlags;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsDateTimeChannel::SetLoadFlags(PRUint32 aLoadFlags)
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{
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mLoadFlags = aLoadFlags;
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return NS_OK;
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}
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#define DATETIME_TYPE "text/plain"
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NS_IMETHODIMP
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nsDateTimeChannel::GetContentType(nsACString &aContentType)
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{
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aContentType = NS_LITERAL_CSTRING(DATETIME_TYPE);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsDateTimeChannel::SetContentType(const nsACString &aContentType)
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{
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// It doesn't make sense to set the content-type on this type
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// of channel...
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return NS_ERROR_FAILURE;
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}
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NS_IMETHODIMP
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nsDateTimeChannel::GetContentCharset(nsACString &aContentCharset)
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{
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aContentCharset.Truncate();
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return NS_OK;
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}
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NS_IMETHODIMP
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nsDateTimeChannel::SetContentCharset(const nsACString &aContentCharset)
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{
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NS_NOTREACHED("nsDateTimeChannel::SetContentCharset");
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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nsDateTimeChannel::GetContentLength(PRInt32 *aContentLength)
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{
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*aContentLength = mContentLength;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsDateTimeChannel::SetContentLength(PRInt32 aContentLength)
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{
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NS_NOTREACHED("nsDateTimeChannel::SetContentLength");
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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nsDateTimeChannel::GetLoadGroup(nsILoadGroup* *aLoadGroup)
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{
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*aLoadGroup = mLoadGroup;
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NS_IF_ADDREF(*aLoadGroup);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsDateTimeChannel::SetLoadGroup(nsILoadGroup* aLoadGroup)
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{
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if (mLoadGroup) // if we already had a load group remove ourselves...
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(void)mLoadGroup->RemoveRequest(this, nsnull, NS_OK);
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mLoadGroup = aLoadGroup;
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if (mLoadGroup) {
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return mLoadGroup->AddRequest(this, nsnull);
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}
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return NS_OK;
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}
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NS_IMETHODIMP
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nsDateTimeChannel::GetOwner(nsISupports* *aOwner)
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{
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*aOwner = mOwner.get();
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NS_IF_ADDREF(*aOwner);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsDateTimeChannel::SetOwner(nsISupports* aOwner)
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{
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mOwner = aOwner;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsDateTimeChannel::GetNotificationCallbacks(nsIInterfaceRequestor* *aNotificationCallbacks)
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{
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*aNotificationCallbacks = mCallbacks.get();
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NS_IF_ADDREF(*aNotificationCallbacks);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsDateTimeChannel::SetNotificationCallbacks(nsIInterfaceRequestor* aNotificationCallbacks)
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{
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mCallbacks = aNotificationCallbacks;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsDateTimeChannel::GetSecurityInfo(nsISupports **sec)
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{
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NS_ENSURE_ARG_POINTER(sec);
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*sec = nsnull;
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return NS_OK;
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}
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// nsIRequestObserver methods
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NS_IMETHODIMP
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nsDateTimeChannel::OnStartRequest(nsIRequest *request, nsISupports *aContext) {
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return mListener->OnStartRequest(this, aContext);
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}
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NS_IMETHODIMP
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nsDateTimeChannel::OnStopRequest(nsIRequest *request, nsISupports* aContext,
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nsresult aStatus) {
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if (mLoadGroup) {
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nsresult rv = mLoadGroup->RemoveRequest(this, nsnull, aStatus);
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if (NS_FAILED(rv)) return rv;
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}
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return mListener->OnStopRequest(this, aContext, aStatus);
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}
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// nsIStreamListener method
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NS_IMETHODIMP
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nsDateTimeChannel::OnDataAvailable(nsIRequest *request, nsISupports* aContext,
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nsIInputStream *aInputStream, PRUint32 aSourceOffset,
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PRUint32 aLength) {
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mContentLength = aLength;
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return mListener->OnDataAvailable(this, aContext, aInputStream, aSourceOffset, aLength);
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}
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