RetroZilla/security/nss/lib/ssl/sslerr.c
2018-05-19 22:01:21 +08:00

42 lines
1.1 KiB
C

/*
* Function to set error code only when meaningful error has not already
* been set.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#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;
}
}