Files
Mozilla/mozilla/security/manager/ssl/src/nsRandomGenerator.cpp
sdwilsh%shawnwilsher.com da302c8864 Bug 369428 - nsExternalAppHandler::SetUpTempFile uses a poor source of randomness, resulting in predictable filenames. r=kaie, sr=rrelyea, a=blocking1.9
git-svn-id: svn://10.0.0.236/trunk@237682 18797224-902f-48f8-a5cc-f745e15eee43
2007-10-12 22:48:08 +00:00

71 lines
2.6 KiB
C++

/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is
* Mozilla Corporation.
* Portions created by the Initial Developer are Copyright (C) 2007
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Shawn Wilsher <me@shawnwilsher.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include "nsRandomGenerator.h"
#include "pk11pub.h"
////////////////////////////////////////////////////////////////////////////////
//// nsRandomGenerator
NS_IMPL_ISUPPORTS1(nsRandomGenerator, nsIRandomGenerator)
////////////////////////////////////////////////////////////////////////////////
//// nsIRandomGenerator
/* void generateRandomBytes(in unsigned long aLength,
[retval, array, size_is(aLength)] out octet aBuffer) */
NS_IMETHODIMP
nsRandomGenerator::GenerateRandomBytes(PRUint32 aLength,
PRUint8 **aBuffer)
{
NS_ENSURE_ARG_POINTER(aBuffer);
PRUint8 *buf = reinterpret_cast<PRUint8 *>(NS_Alloc(aLength));
if (!buf)
return NS_ERROR_OUT_OF_MEMORY;
SECStatus srv = PK11_GenerateRandom(buf, aLength);
if (SECSuccess != srv) {
NS_Free(buf);
return NS_ERROR_FAILURE;
}
*aBuffer = buf;
return NS_OK;
}