krb5/kwarn/kwarnd_clnt_stubs.c

	kwarnd_clnt_stubs.c revision a51287096c163d49f314be2853367563999e083c
/*
 * 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 2008 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

/*
 *  stub module for kwarnd.
 */

#include <stdio.h>
#include <stdlib.h>
#include "kwarnd.h"
#include <rpc/rpc.h>

#include <sys/types.h>
#include <sys/devops.h>
#include <sys/open.h>
#include <sys/stat.h>
#include <sys/conf.h>
#include <sys/ddi.h>
#include <sys/sunddi.h>
#include <sys/uio.h>
#include <syslog.h>

extern CLIENT *getkwarnd_handle(void);
extern void resetkwarnd_handle(void);

OM_UINT32
kwarn_add_warning(WARNING_NAME_T warning_name, int cred_exp_time)
{
    kwarn_add_warning_arg args;
    kwarn_add_warning_res res;
    enum clnt_stat ret;
    boolean_t first = TRUE;
    CLIENT *clnt;

    /* check the input/output parameters */
    if (warning_name == NULL || cred_exp_time == 0)
        return (1);

rebind:
    /* get the client handle to kwarnd */
    if ((clnt = getkwarnd_handle()) == NULL) {
        /*
         * Let app output if an error occurs but we'll syslog to
         * DEBUG to get error details if needed.
         */
        syslog(LOG_DEBUG, "%s",
            clnt_spcreateerror("getkwarnd_handle"));
        return (1);
    }

    /* set the rpc parameters */
    args.cred_exp_time = cred_exp_time;
    args.warning_name = warning_name;

    /* call the remote procedure */
    memset(&res, 0, sizeof (res));
    ret = kwarn_add_warning_1(&args, &res, clnt);
    if (ret != RPC_SUCCESS) {
        /*
         * Could have timed out due to the process restarting for
         * various reasons. Should attempt to rebind in the case
         * process is actually running.
         */
        if (ret == RPC_TIMEDOUT && first) {
            resetkwarnd_handle();
            first = FALSE;
            goto rebind;
        }
        return (1);
    }

    /* nothing to free */

    return (res.status);
}

OM_UINT32
kwarn_del_warning(WARNING_NAME_T warning_name)
{
    kwarn_del_warning_arg args;
    kwarn_del_warning_res res;
    enum clnt_stat ret;
    boolean_t first = TRUE;
    CLIENT *clnt;

    /* check the output parameters */
    if (warning_name == NULL)
        return (1);

rebind:
    /* get the client GSSD handle */
    if ((clnt = getkwarnd_handle()) == NULL) {
        /*
         * Let app output if an error occurs but we'll syslog to
         * DEBUG to get error details if needed.
         */
        syslog(LOG_DEBUG, "%s",
            clnt_spcreateerror("getkwarnd_handle"));
        return (1);
    }

    /* set the input parameters */
    args.warning_name = warning_name;

    /* call the remote procedure */
    memset(&res, 0, sizeof (res));
    ret = kwarn_del_warning_1(&args, &res, clnt);
    if (ret != RPC_SUCCESS) {
        /*
         * Could have timed out due to the process restarting for
         * various reasons. Should attempt to rebind in the case
         * process is actually running.
         */
        if (ret == RPC_TIMEDOUT && first) {
            resetkwarnd_handle();
            first = FALSE;
            goto rebind;
        }
        return (1);
    }

    /* nothing to free */

    return (res.status);
}