зеркало из https://github.com/mozilla/gecko-dev.git
101 строка
2.9 KiB
C++
101 строка
2.9 KiB
C++
/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 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 Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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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 a base64 encoder stream.
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*
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* The Initial Developer of the Original Code is
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* Google Inc.
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* Portions created by the Initial Developer are Copyright (C) 2007
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Christian Biesinger <cbiesinger@web.de> (Initial author)
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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 MPL, 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 MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#include "nsBase64Encoder.h"
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#include "plbase64.h"
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#include "prmem.h"
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NS_IMPL_ISUPPORTS1(nsBase64Encoder, nsIOutputStream)
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NS_IMETHODIMP
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nsBase64Encoder::Close()
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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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nsBase64Encoder::Flush()
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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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nsBase64Encoder::Write(const char* aBuf, PRUint32 aCount, PRUint32* _retval)
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{
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mData.Append(aBuf, aCount);
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*_retval = aCount;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsBase64Encoder::WriteFrom(nsIInputStream* aStream, PRUint32 aCount,
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PRUint32* _retval)
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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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nsBase64Encoder::WriteSegments(nsReadSegmentFun aReader,
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void* aClosure,
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PRUint32 aCount,
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PRUint32* _retval)
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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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nsBase64Encoder::IsNonBlocking(PRBool* aNonBlocking)
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{
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*aNonBlocking = PR_FALSE;
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return NS_OK;
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}
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nsresult
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nsBase64Encoder::Finish(nsCSubstring& result)
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{
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char* b64 = PL_Base64Encode(mData.get(), mData.Length(), nsnull);
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if (!b64)
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return NS_ERROR_OUT_OF_MEMORY;
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result.Assign(b64);
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PR_Free(b64);
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// Free unneeded memory and allow reusing the object
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mData.Truncate();
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return NS_OK;
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}
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