126 lines
3.5 KiB
C
126 lines
3.5 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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* $Id$
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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 <sys/param.h>
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#include <stdlib.h>
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#include <string.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 60
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*
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* Set authentication information
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*/
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int
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pam_set_item(pam_handle_t *pamh,
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int item_type,
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const void *item)
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{
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void **slot;
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size_t nsize, osize;
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ENTERI(item_type);
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slot = &pamh->item[item_type];
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osize = nsize = 0;
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switch (item_type) {
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case PAM_SERVICE:
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/* set once only, by pam_start() */
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if (*slot != NULL && item != NULL)
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RETURNC(PAM_BAD_ITEM);
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/* fall through */
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case PAM_USER:
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case PAM_AUTHTOK:
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case PAM_OLDAUTHTOK:
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case PAM_TTY:
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case PAM_RHOST:
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case PAM_RUSER:
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case PAM_USER_PROMPT:
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case PAM_AUTHTOK_PROMPT:
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case PAM_OLDAUTHTOK_PROMPT:
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case PAM_HOST:
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if (*slot != NULL)
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osize = strlen(*slot) + 1;
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if (item != NULL)
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nsize = strlen(item) + 1;
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break;
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case PAM_REPOSITORY:
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osize = nsize = sizeof(struct pam_repository);
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break;
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case PAM_CONV:
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osize = nsize = sizeof(struct pam_conv);
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break;
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default:
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RETURNC(PAM_BAD_ITEM);
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}
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if (*slot != NULL) {
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memset(*slot, 0xd0, osize);
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FREE(*slot);
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}
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if (item != NULL) {
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if ((*slot = malloc(nsize)) == NULL)
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RETURNC(PAM_BUF_ERR);
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memcpy(*slot, item, nsize);
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} else {
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*slot = NULL;
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}
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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_ITEM
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* PAM_BUF_ERR
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*/
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/**
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* The =pam_set_item function sets the item specified by the =item_type
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* argument to a copy of the object pointed to by the =item argument.
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* The item is stored in the PAM context specified by the =pamh argument.
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* See =pam_get_item for a list of recognized item types.
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*/
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