cmd-crypto/kmfcfg/delete.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 2007 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

#pragma ident   "%Z%%M% %I% %E% SMI"

#include <stdio.h>
#include <strings.h>
#include <ctype.h>
#include <libgen.h>
#include <libintl.h>
#include <errno.h>
#include <kmfapiP.h>
#include "util.h"

int
kc_delete(int argc, char *argv[])
{
    int     rv = KC_OK;
    KMF_RETURN  kmfrv = KMF_OK;
    int     opt;
    extern int  optind_av;
    extern char *optarg_av;
    char        *filename = NULL;
    char        *policyname = NULL;

    while ((opt = getopt_av(argc, argv, "i:(dbfile)p:(policy)")) != EOF) {
        switch (opt) {
            case 'i':
                filename = get_string(optarg_av, &rv);
                if (filename == NULL) {
                    (void) fprintf(stderr,
                        gettext("Error dbfile input.\n"));
                }
                break;
            case 'p':
                policyname = get_string(optarg_av, &rv);
                if (policyname == NULL) {
                    (void) fprintf(stderr,
                        gettext("Error policy name.\n"));
                }
                break;
            default:
                (void) fprintf(stderr,
                    gettext("Error input option.\n"));
                rv = KC_ERR_USAGE;
                break;

        }

        if (rv != KC_OK)
            goto out;
    }

    /* No additional args allowed. */
    argc -= optind_av;
    if (argc) {
        (void) fprintf(stderr,
            gettext("Error input option\n"));
        rv = KC_ERR_USAGE;
        goto out;
    }

    if (filename == NULL) {
        filename = strdup(KMF_DEFAULT_POLICY_FILE);
        if (filename == NULL) {
            rv = KC_ERR_MEMORY;
            goto out;
        }
    }

    /*
     * Must have a policy name. The policy name can not be default
     * if using the default policy file.
     */
    if (policyname == NULL) {
        (void) fprintf(stderr,
            gettext("You must specify a policy name\n"));
        rv = KC_ERR_USAGE;
        goto out;
    } else if (strcmp(filename, KMF_DEFAULT_POLICY_FILE) == 0 &&
        strcmp(policyname, KMF_DEFAULT_POLICY_NAME) == 0) {
        (void) fprintf(stderr,
            gettext("Can not delete the default policy in the default "
            "policy file\n"));
        rv = KC_ERR_USAGE;
        goto out;
    }

    /* Check the access permission of the policy DB */
    if (access(filename, W_OK) < 0) {
        int err = errno;
        (void) fprintf(stderr,
            gettext("Cannot access \"%s\" for delete - %s\n"),
            filename, strerror(err));
        rv = KC_ERR_ACCESS;
        goto out;
    }

    kmfrv = kmf_delete_policy_from_db(policyname, filename);
    if (kmfrv != KMF_OK)
        rv = KC_ERR_DELETE_POLICY;

out:
    if (filename != NULL)
        free(filename);

    if (policyname != NULL)
        free(policyname);

    return (rv);
}