getauuser.c revision cb5caa98562cf06753163f558cbcfe30b8f4673a
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2006 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
#include <stdlib.h>
#include <string.h>
#include <sys/types.h>
#include "nisplus_common.h"
/*
* GROUP is defined in sys/acl.h and rpcsvc/nis.h.
* We really don't need either definition, so we will
* undefine it since it gets pulled in indirectly through
* nisplus_common.h and libbsm.h and causes a compilation
* warning.
*/
#undef GROUP
#include <bsm/libbsm.h>
#include <secdb.h>
#include "nisplus_tables.h"
static nss_status_t
getbynam(nisplus_backend_ptr_t be, void *a)
{
nss_XbyY_args_t *argp = (nss_XbyY_args_t *)a;
return (_nss_nisplus_lookup(be,
argp, AUDITUSER_TAG_NAME, argp->key.name));
}
/*
* Returns NSS_STR_PARSE_{SUCCESS, ERANGE, PARSE}
*/
/*ARGSUSED*/
static int
nis_object2auuser(int nobj, nis_object *obj,
nisplus_backend_ptr_t be,
nss_XbyY_args_t *argp)
{
char *buffer, *name, *always, *never;
int buflen, namelen, alwayslen, neverlen;
struct entry_col *ecol;
/*
* If we got more than one nis_object, we just ignore object(s) except
* the first. Although it should never have happened.
*
* ASSUMPTION: All the columns in the NIS+ tables are null terminated.
*/
if (obj->zo_data.zo_type != ENTRY_OBJ ||
obj->EN_data.en_cols.en_cols_len < AUDITUSER_COL) {
/* namespace/table/object is curdled */
return (NSS_STR_PARSE_PARSE);
}
ecol = obj->EN_data.en_cols.en_cols_val;
/* user name */
__NISPLUS_GETCOL_OR_RETURN(ecol, AUDITUSER_NDX_NAME,
namelen, name);
/* always audited events */
__NISPLUS_GETCOL_OR_EMPTY(ecol, AUDITUSER_NDX_ALWAYS,
alwayslen, always);
/* never audited events */
__NISPLUS_GETCOL_OR_EMPTY(ecol, AUDITUSER_NDX_NEVER,
neverlen, never);
buflen = namelen + alwayslen + neverlen + 3;
if (argp->buf.result != NULL) {
if ((be->buffer = calloc(1, buflen)) == NULL)
return (NSS_STR_PARSE_PARSE);
/* exclude trailing null from length */
be->buflen = buflen - 1;
buffer = be->buffer;
} else {
if (buflen > argp->buf.buflen)
return (NSS_STR_PARSE_ERANGE);
buflen = argp->buf.buflen;
buffer = argp->buf.buffer;
(void) memset(buffer, 0, buflen);
}
(void) snprintf(buffer, buflen, "%s:%s:%s",
name, always, never);
#ifdef DEBUG
(void) fprintf(stdout, "audituser [%s]\n", buffer);
(void) fflush(stdout);
#endif /* DEBUG */
return (NSS_STR_PARSE_SUCCESS);
}
static nisplus_backend_op_t auuser_ops[] = {
_nss_nisplus_destr,
_nss_nisplus_endent,
_nss_nisplus_setent,
_nss_nisplus_getent,
getbynam
};
/*ARGSUSED*/
nss_backend_t *
_nss_nisplus_audit_user_constr(const char *dummy1,
const char *dummy2,
const char *dummy3)
{
return (_nss_nisplus_constr(auuser_ops,
sizeof (auuser_ops)/sizeof (auuser_ops[0]),
AUDITUSER_TBLNAME,
nis_object2auuser));
}