freebsd-nq/contrib/openpam/lib/pam_setcred.c
2011-12-18 17:22:45 +00:00

100 lines
3.1 KiB
C

/*-
* Copyright (c) 2002-2003 Networks Associates Technology, Inc.
* Copyright (c) 2004-2011 Dag-Erling Smørgrav
* All rights reserved.
*
* This software was developed for the FreeBSD Project by ThinkSec AS and
* Network Associates Laboratories, the Security Research Division of
* Network Associates, Inc. under DARPA/SPAWAR contract N66001-01-C-8035
* ("CBOSS"), as part of the DARPA CHATS research program.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote
* products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $Id: pam_setcred.c 437 2011-09-13 12:00:13Z des $
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <sys/param.h>
#include <security/pam_appl.h>
#include "openpam_impl.h"
/*
* XSSO 4.2.1
* XSSO 6 page 57
*
* Modify / delete user credentials for an authentication service
*/
int
pam_setcred(pam_handle_t *pamh,
int flags)
{
int r;
ENTER();
if (flags & ~(PAM_SILENT|PAM_ESTABLISH_CRED|PAM_DELETE_CRED|
PAM_REINITIALIZE_CRED|PAM_REFRESH_CRED))
RETURNC(PAM_SYMBOL_ERR);
/* XXX enforce exclusivity */
r = openpam_dispatch(pamh, PAM_SM_SETCRED, flags);
RETURNC(r);
}
/*
* Error codes:
*
* =openpam_dispatch
* =pam_sm_setcred
* !PAM_IGNORE
* PAM_SYMBOL_ERR
*/
/**
* The =pam_setcred function manages the application's credentials.
*
* The =flags argument is the binary or of zero or more of the following
* values:
*
* =PAM_SILENT:
* Do not emit any messages.
* =PAM_ESTABLISH_CRED:
* Establish the credentials of the target user.
* =PAM_DELETE_CRED:
* Revoke all established credentials.
* =PAM_REINITIALIZE_CRED:
* Fully reinitialise credentials.
* =PAM_REFRESH_CRED:
* Refresh credentials.
*
* The latter four are mutually exclusive.
*
* If any other bits are set, =pam_setcred will return =PAM_SYMBOL_ERR.
*/