107 lines
3.0 KiB
C
107 lines
3.0 KiB
C
/*-
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* Copyright (c) 2002-2003 Networks Associates Technology, Inc.
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* Copyright (c) 2004-2017 Dag-Erling Smørgrav
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* All rights reserved.
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*
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* This software was developed for the FreeBSD Project by ThinkSec AS and
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* Network Associates Laboratories, the Security Research Division of
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* Network Associates, Inc. under DARPA/SPAWAR contract N66001-01-C-8035
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* ("CBOSS"), as part of the DARPA CHATS research program.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote
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* products derived from this software without specific prior written
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* permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $OpenPAM: pam_end.c 938 2017-04-30 21:34:42Z des $
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*/
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#include <stdlib.h>
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#include <security/pam_appl.h>
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#include "openpam_impl.h"
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/*
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* XSSO 4.2.1
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* XSSO 6 page 42
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*
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* Terminate the PAM transaction
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*/
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int
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pam_end(pam_handle_t *pamh,
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int status)
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{
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pam_data_t *dp;
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int i;
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ENTER();
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if (pamh == NULL)
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RETURNC(PAM_BAD_HANDLE);
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/* clear module data */
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while ((dp = pamh->module_data) != NULL) {
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if (dp->cleanup)
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(dp->cleanup)(pamh, dp->data, status);
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pamh->module_data = dp->next;
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FREE(dp->name);
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FREE(dp);
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}
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/* clear environment */
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while (pamh->env_count) {
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--pamh->env_count;
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FREE(pamh->env[pamh->env_count]);
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}
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FREE(pamh->env);
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/* clear chains */
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openpam_clear_chains(pamh->chains);
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/* clear items */
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for (i = 0; i < PAM_NUM_ITEMS; ++i)
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pam_set_item(pamh, i, NULL);
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FREE(pamh);
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RETURNC(PAM_SUCCESS);
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}
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/*
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* Error codes:
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*
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* PAM_BAD_HANDLE
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*/
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/**
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* The =pam_end function terminates a PAM transaction and destroys the
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* corresponding PAM context, releasing all resources allocated to it.
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*
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* The =status argument should be set to the error code returned by the
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* last API call before the call to =pam_end.
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*/
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