2N/A/*
2N/A * CDDL HEADER START
2N/A *
2N/A * The contents of this file are subject to the terms of the
2N/A * Common Development and Distribution License (the "License").
2N/A * You may not use this file except in compliance with the License.
2N/A *
2N/A * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
2N/A * or http://www.opensolaris.org/os/licensing.
2N/A * See the License for the specific language governing permissions
2N/A * and limitations under the License.
2N/A *
2N/A * When distributing Covered Code, include this CDDL HEADER in each
2N/A * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
2N/A * If applicable, add the following below this CDDL HEADER, with the
2N/A * fields enclosed by brackets "[]" replaced with your own identifying
2N/A * information: Portions Copyright [yyyy] [name of copyright owner]
2N/A *
2N/A * CDDL HEADER END
2N/A */
2N/A/*
2N/A * Copyright (c) 1999, 2012, Oracle and/or its affiliates. All rights reserved.
2N/A */
2N/A
2N/A#include "lint.h"
2N/A
2N/A#include <sys/types.h>
2N/A#include <sys/mman.h>
2N/A#include <stdio.h>
2N/A#include <string.h>
2N/A#include <stdlib.h>
2N/A#include <nss_dbdefs.h>
2N/A#include <user_attr.h>
2N/A#include <getxby_door.h>
2N/A#include <pwd.h>
2N/A#include <secdb.h>
2N/A
2N/A/* externs from libc */
2N/Aextern void _nss_XbyY_fgets(FILE *, nss_XbyY_args_t *);
2N/A
2N/Auserattr_t *_userstr2attr(userstr_t *);
2N/A
2N/Astatic int userattr_stayopen;
2N/A
2N/A/*
2N/A * Unsynchronized, but it affects only
2N/A * efficiency, not correctness
2N/A */
2N/A
2N/Astatic DEFINE_NSS_DB_ROOT(db_root);
2N/Astatic DEFINE_NSS_GETENT(context);
2N/A
2N/A
2N/Avoid
2N/A_nss_initf_userattr(nss_db_params_t *p)
2N/A{
2N/A p->name = NSS_DBNAM_USERATTR;
2N/A p->config_name = NSS_DBNAM_PASSWD; /* use config for "passwd" */
2N/A p->default_config = NSS_DEFCONF_USERATTR;
2N/A}
2N/A
2N/A
2N/A/*
2N/A * Return values: 0 = success, 1 = parse error, 2 = erange ...
2N/A * The structure pointer passed in is a structure in the caller's space
2N/A * wherein the field pointers would be set to areas in the buffer if
2N/A * need be. instring and buffer should be separate areas.
2N/A */
2N/Aint
2N/A_str2userattr(const char *instr, int lenstr, void *ent, char *buf, int buflen)
2N/A{
2N/A char *last = NULL;
2N/A char *sep = KV_TOKEN_DELIMIT;
2N/A userstr_t *user = ent;
2N/A
2N/A if (lenstr >= buflen)
2N/A return (NSS_STR_PARSE_ERANGE);
2N/A
2N/A if (instr != buf)
2N/A (void) memcpy(buf, instr, lenstr);
2N/A
2N/A /* Terminate the buffer */
2N/A buf[lenstr] = '\0';
2N/A
2N/A /* quick exit do not entry fill if not needed */
2N/A if (ent == NULL)
2N/A return (NSS_STR_PARSE_SUCCESS);
2N/A
2N/A user->name = _strtok_escape(buf, sep, &last);
2N/A user->qualifier = _strtok_escape(NULL, sep, &last);
2N/A user->res1 = _strtok_escape(NULL, sep, &last);
2N/A user->res2 = _strtok_escape(NULL, sep, &last);
2N/A user->attr = _strtok_escape(NULL, sep, &last);
2N/A
2N/A return (0);
2N/A}
2N/A
2N/A
2N/Avoid
2N/Asetuserattr(void)
2N/A{
2N/A userattr_stayopen = 0;
2N/A nss_setent(&db_root, _nss_initf_userattr, &context);
2N/A}
2N/A
2N/A
2N/Avoid
2N/Aenduserattr(void)
2N/A{
2N/A userattr_stayopen = 0;
2N/A nss_endent(&db_root, _nss_initf_userattr, &context);
2N/A nss_delete(&db_root);
2N/A}
2N/A
2N/A
2N/Auserstr_t *
2N/A_getuserattr(userstr_t *result, char *buffer, int buflen, int *h_errnop)
2N/A{
2N/A nss_XbyY_args_t arg;
2N/A nss_status_t res;
2N/A
2N/A NSS_XbyY_INIT(&arg, result, buffer, buflen, _str2userattr);
2N/A res = nss_getent(&db_root, _nss_initf_userattr, &context, &arg);
2N/A arg.status = res;
2N/A *h_errnop = arg.h_errno;
2N/A return (NSS_XbyY_FINI(&arg));
2N/A}
2N/A
2N/A
2N/Astatic userstr_t *
2N/A_fgetuserattr(FILE *f, userstr_t *result, char *buffer, int buflen)
2N/A{
2N/A nss_XbyY_args_t arg;
2N/A
2N/A NSS_XbyY_INIT(&arg, result, buffer, buflen, _str2userattr);
2N/A _nss_XbyY_fgets(f, &arg);
2N/A return (NSS_XbyY_FINI(&arg));
2N/A}
2N/A
2N/A
2N/A
2N/Astatic userstr_t *
2N/A_getusernam(const char *name, userstr_t *result, char *buffer, int buflen,
2N/A int *errnop)
2N/A{
2N/A nss_XbyY_args_t arg;
2N/A nss_status_t res;
2N/A
2N/A NSS_XbyY_INIT(&arg, result, buffer, buflen, _str2userattr);
2N/A arg.key.name = name;
2N/A arg.stayopen = userattr_stayopen;
2N/A res = nss_search(&db_root, _nss_initf_userattr,
2N/A NSS_DBOP_USERATTR_BYNAME, &arg);
2N/A arg.status = res;
2N/A *errnop = arg.h_errno;
2N/A return (NSS_XbyY_FINI(&arg));
2N/A}
2N/A
2N/A
2N/Auserattr_t *
2N/Agetuserattr(void)
2N/A{
2N/A int err = 0;
2N/A char buf[NSS_BUFLEN_USERATTR];
2N/A userstr_t user;
2N/A userstr_t *tmp;
2N/A
2N/A (void) memset(&user, 0, sizeof (userattr_t));
2N/A tmp = _getuserattr(&user, buf, NSS_BUFLEN_USERATTR, &err);
2N/A return (_userstr2attr(tmp));
2N/A}
2N/A
2N/A
2N/Auserattr_t *
2N/Afgetuserattr(FILE *f)
2N/A{
2N/A char buf[NSS_BUFLEN_USERATTR];
2N/A userstr_t user;
2N/A userstr_t *tmp;
2N/A
2N/A (void) memset(&user, 0, sizeof (userattr_t));
2N/A tmp = _fgetuserattr(f, &user, buf, NSS_BUFLEN_USERATTR);
2N/A return (_userstr2attr(tmp));
2N/A}
2N/A
2N/A
2N/Auserattr_t *
2N/Agetusernam(const char *name)
2N/A{
2N/A int err = 0;
2N/A char buf[NSS_BUFLEN_USERATTR];
2N/A userstr_t user;
2N/A userstr_t *resptr = NULL;
2N/A
2N/A resptr = _getusernam(name, &user, buf, NSS_BUFLEN_USERATTR, &err);
2N/A
2N/A return (_userstr2attr(resptr));
2N/A
2N/A}
2N/A
2N/A
2N/Auserattr_t *
2N/Agetuseruid(uid_t u)
2N/A{
2N/A struct passwd pwd;
2N/A char buf[NSS_BUFLEN_PASSWD];
2N/A
2N/A if (getpwuid_r(u, &pwd, buf, NSS_BUFLEN_PASSWD) == NULL)
2N/A return (NULL);
2N/A return (getusernam(pwd.pw_name));
2N/A}
2N/A
2N/A
2N/Avoid
2N/Afree_userattr(userattr_t *user)
2N/A{
2N/A if (user) {
2N/A free(user->name);
2N/A free(user->qualifier);
2N/A free(user->res1);
2N/A free(user->res2);
2N/A _kva_free(user->attr);
2N/A free(user);
2N/A }
2N/A}
2N/A
2N/A
2N/Auserattr_t *
2N/A_userstr2attr(userstr_t *user)
2N/A{
2N/A userattr_t *newuser;
2N/A
2N/A if (user == NULL)
2N/A return (NULL);
2N/A
2N/A if ((newuser = malloc(sizeof (userattr_t))) == NULL)
2N/A return (NULL);
2N/A
2N/A newuser->name = _do_unescape(user->name);
2N/A newuser->qualifier = _do_unescape(user->qualifier);
2N/A newuser->res1 = _do_unescape(user->res1);
2N/A newuser->res2 = _do_unescape(user->res2);
2N/A newuser->attr = _str2kva(user->attr, KV_ASSIGN, KV_DELIMITER);
2N/A return (newuser);
2N/A}
2N/A
2N/A
2N/A#ifdef DEBUG
2N/Avoid
2N/Aprint_userattr(userattr_t *user)
2N/A{
2N/A extern void print_kva(kva_t *);
2N/A char *empty = "empty";
2N/A
2N/A if (user == NULL) {
2N/A printf("NULL\n");
2N/A return;
2N/A }
2N/A
2N/A printf("name=%s\n", user->name ? user->name : empty);
2N/A printf("qualifier=%s\n", user->qualifier ? user->qualifier : empty);
2N/A printf("res1=%s\n", user->res1 ? user->res1 : empty);
2N/A printf("res2=%s\n", user->res2 ? user->res2 : empty);
2N/A printf("attr=\n");
2N/A print_kva(user->attr);
2N/A fflush(stdout);
2N/A}
2N/A#endif /* DEBUG */