cmd/userattr/userattr.c

/*
 * 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 (c) 2010, Oracle and/or its affiliates. All rights reserved.
 */

#include <errno.h>
#include <locale.h>
#include <pwd.h>
#include <secdb.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>

#include <sys/types.h>

boolean_t   verbose = B_FALSE;
char        *attr_name = NULL;

#if !defined(TEXT_DOMAIN)
#define TEXT_DOMAIN "SYS_TEST"
#endif  /* !TEXT_DOMAIN */

/*
 *  userattr [-v] attr_name [user]
 */

/* ARGSUSED */
static int
attr(const char *name, kva_t *kva, void *ctxt, void *pres)
{
    char    *val;

    if ((val = kva_match(kva, attr_name)) != NULL) {
        if (verbose) {
            char *prof_name = "user_attr";

            if (name != NULL) {
                prof_name = (char *)name;
            }
            (void) printf("%s : %s\n", prof_name, val);
        } else {
            (void) printf("%s\n", val);
        }
        exit(0);
    }

    return (0); /* no match */
}

int
main(int argc, char *argv[])
{
    int opt = 1;
    char    *user = NULL;
    struct passwd *pwd;

    (void) setlocale(LC_ALL, "");
    (void) textdomain(TEXT_DOMAIN);

    if ((argc >= 2) &&
        (strncmp(argv[opt], "-v", sizeof ("-v")) == 0)) {
        verbose = B_TRUE;
        opt++;
        argc--;
    }
    if (argc >= 2) {
        attr_name = argv[opt++];
    }
    if (argc >= 3) {
        user = argv[opt++];
    }

    if ((attr_name == NULL) || (opt < argc)) {
        (void) fprintf(stderr,
            gettext("Usage: %s [-v] attribute_name [user]\n"), argv[0]);
        exit(1);
    }

    if (user == NULL) {
        uid_t   uid = getuid();

        if ((pwd = getpwuid(uid)) == NULL) {
            (void) fprintf(stderr,
                gettext("Cannot find user for uid %d\n"), uid);
            exit(1);
        }
        user = pwd->pw_name;
    } else {
        if ((pwd = getpwnam(user)) == NULL) {
            (void) fprintf(stderr,
                gettext("No such user %s\n"), user);
            exit(1);
        }
    }

    (void) _enum_attrs(user, attr, NULL, NULL);

    if (verbose) {
        (void) fprintf(stderr,
            gettext("attribute \"%s\" not found for %s\n"), attr_name,
            user);
    }

    return (1);
}