cmd/getent/getent.c

/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License, Version 1.0 only
 * (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) 2014 Gary Mills
 * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <locale.h>
#include <unistd.h>
#include "getent.h"

static const char *cmdname;

struct table {
    char    *name;          /* name of the table */
    int (*func)(const char **); /* function to do the lookup */
};

static struct table t[] = {
    { "passwd", dogetpw },
    { "shadow", dogetsp },
    { "group",  dogetgr },
    { "hosts",  dogethost },
    { "ipnodes",    dogetipnodes },
    { "services",   dogetserv },
    { "protocols",  dogetproto },
    { "ethers", dogetethers },
    { "networks",   dogetnet },
    { "netmasks",   dogetnetmask },
    { "project",    dogetproject },
    { NULL,     NULL }
};

static  void usage(void) __NORETURN;

int
main(int argc, const char **argv)
{
    struct table *p;

    (void) setlocale(LC_ALL, "");

#if !defined(TEXT_DOMAIN)
#define TEXT_DOMAIN "SYS_TEXT"
#endif

    (void) textdomain(TEXT_DOMAIN);

    cmdname = argv[0];

    if (argc < 2)
        usage();

    for (p = t; p->name != NULL; p++) {
        if (strcmp(argv[1], p->name) == 0) {
            int rc;

            rc = (*p->func)(&argv[2]);
            switch (rc) {
            case EXC_SYNTAX:
                (void) fprintf(stderr,
                    gettext("Syntax error\n"));
                break;
            case EXC_ENUM_NOT_SUPPORTED:
                (void) fprintf(stderr,
    gettext("Enumeration not supported on %s\n"), argv[1]);
                break;
            case EXC_NAME_NOT_FOUND:
                break;
            }
            exit(rc);
        }
    }
    (void) fprintf(stderr, gettext("Unknown database: %s\n"), argv[1]);
    usage();
    /* NOTREACHED */
}

static void
usage(void)
{
    (void) fprintf(stderr,
        gettext("usage: %s database [ key ... ]\n"), cmdname);
    exit(EXC_SYNTAX);
}