RetroZilla/security/nss/lib/ssl/sslerr.c

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2015-10-21 05:03:22 +02:00
/*
* Function to set error code only when meaningful error has not already
* been set.
*
* ***** 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 the Netscape security libraries.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1994-2000
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* 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 ***** */
/* $Id: sslerr.c,v 1.4 2004/04/27 23:04:39 gerv%gerv.net Exp $ */
#include "prerror.h"
#include "secerr.h"
#include "sslerr.h"
#include "seccomon.h"
/* look at the current value of PR_GetError, and evaluate it to see
* if it is meaningful or meaningless (out of context).
* If it is meaningless, replace it with the hiLevelError.
* Returns the chosen error value.
*/
int
ssl_MapLowLevelError(int hiLevelError)
{
int oldErr = PORT_GetError();
switch (oldErr) {
case 0:
case PR_IO_ERROR:
case SEC_ERROR_IO:
case SEC_ERROR_BAD_DATA:
case SEC_ERROR_LIBRARY_FAILURE:
case SEC_ERROR_EXTENSION_NOT_FOUND:
case SSL_ERROR_BAD_CLIENT:
case SSL_ERROR_BAD_SERVER:
case SSL_ERROR_SESSION_NOT_FOUND:
PORT_SetError(hiLevelError);
return hiLevelError;
default: /* leave the majority of error codes alone. */
return oldErr;
}
}