mpxu/common/show.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 2002 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

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

/*
 * show.c: support for scadm show <variable> option (to show the value of
 * a service processor NV variable)
 */

#include <libintl.h>
#include <stdio.h>
#include <string.h>
#include <time.h>  /* required by librsc.h */

#include "librsc.h"
#include "adm.h"


char *ADM_Get_Var(char *Variable);

static void ADM_Show_Var(char *Variable);
static int ADM_Get_Next_Var(char *oldVar, char *newVar, int maxSize);
static void command_line();


void
ADM_Process_show(int argc, char *argv[])
{
    char        *oldVar;
    static char newVar[128];


    if ((argc != 2) && (argc != 3)) {
        (void) fprintf(stderr, "\n%s\n\n",
            gettext("USAGE: scadm show [variable]"));
        exit(-1);
    }

    ADM_Start();

    if (argc == 2) {
        oldVar = NULL;
        newVar[0] = 0x0;
        while (ADM_Get_Next_Var(oldVar, newVar, 128) == 0) {
            ADM_Show_Var(newVar);
            oldVar = newVar;
        }
    } else {
        ADM_Show_Var(argv[2]);
    }
}

void
ADM_Process_show_network()
{
    rscp_msg_t      Message;
    struct timespec     Timeout;
    dp_get_network_cfg_r_t  *netParams;

    ADM_Start();

    Message.type = DP_GET_NETWORK_CFG;
    Message.len = 0;
    Message.data = NULL;

    ADM_Send(&Message);

    Timeout.tv_nsec = 0;
    Timeout.tv_sec = ADM_TIMEOUT;
    ADM_Recv(&Message, &Timeout,
        DP_GET_NETWORK_CFG_R, sizeof (dp_get_network_cfg_r_t));

    netParams = (dp_get_network_cfg_r_t *)Message.data;

    /* Print the network configuration */
    if (netParams->status != 0) {
        (void) printf("%s \r\n", gettext("SC ethernet is disabled."));
    } else {
#if 0
        /* Include this if we want to display the IP mode */
        (void) printf("%s %s\r\n",
            gettext("SC network configuration is:"),
            netParams->ipMode);
#endif
    if (strcmp(netParams->ipMode, "dhcp") == 0)
        (void) printf("%s %s\r\n", gettext("DHCP server:"),
            netParams->ipDHCPServer);
        (void) printf("%s %s\r\n", gettext("IP Address:"),
            netParams->ipAddr);
        (void) printf("%s %s\r\n", gettext("Gateway address:"),
            netParams->ipGateway);
        (void) printf("%s %s\r\n", gettext("Netmask:"),
            netParams->ipMask);
        (void) printf("%s %s\r\n", gettext("Ethernet address:"),
            netParams->ethAddr);
    }

    ADM_Free(&Message);

}

char
*ADM_Get_Var(char *Variable)
{
    rscp_msg_t  Message;
    struct timespec Timeout;
    char        *varValue;

    varValue = NULL;

    Message.type = DP_GET_CFGVAR;
    Message.len = strlen(Variable) + 1; /* + 1 for string termination */
    if (Message.len > DP_MAX_MSGLEN-4) {
        command_line();
        exit(-1);
    }

    Message.data = Variable;
    ADM_Send(&Message);

    Timeout.tv_nsec = 0;
    Timeout.tv_sec = ADM_TIMEOUT;
    ADM_Recv(&Message, &Timeout,
        DP_GET_CFGVAR_R, sizeof (dp_get_cfgvar_r_t));

    if (*(int *)Message.data != 0) {
        (void) fprintf(stderr, "\n%s - \"%s\"\n\n",
            gettext("scadm: invalid variable"), Variable);
        exit(-1);
    }

    /* show variable setting */
    /* The variable setting is right after the Status of the message */
    varValue = (char *)(&((char *)Message.data)[
        sizeof (dp_get_cfgvar_r_t)]);

    ADM_Free(&Message);

    return (varValue);
}

static void
ADM_Show_Var(char *Variable)
{
    char *varValue;

    varValue = ADM_Get_Var(Variable);
    (void) printf("%s=\"%s\"\n", Variable, varValue);
    (void) fflush(stdout);
}

static int
ADM_Get_Next_Var(char *oldVar, char *newVar, int maxSize)
{
    rscp_msg_t  Message;
    struct timespec Timeout;
    char        *var;


    Message.type = DP_GET_CFGVAR_NAME;
    if (oldVar == NULL)
        Message.len = 0;
    else
        Message.len  = strlen(oldVar) + 1;  /* + 1 for string */
                            /* termination */

    if (Message.len > DP_MAX_MSGLEN-4) {
        command_line();
        exit(-1);
    }

    Message.data = oldVar;
    ADM_Send(&Message);

    Timeout.tv_nsec = 0;
    Timeout.tv_sec  = ADM_TIMEOUT;
    ADM_Recv(&Message, &Timeout,
        DP_GET_CFGVAR_NAME_R, sizeof (dp_get_cfgvar_name_r_t));
    if (*(int *)Message.data != 0) {
        /* Last variable read */
        return (-1);
    }

    /* The variable is right after the Status of the message */
    var = (char *)(&((char *)Message.data)[
        sizeof (dp_get_cfgvar_name_r_t)]);
    (void) strncpy(newVar, var, maxSize);

    ADM_Free(&Message);

    return (0);
}


static void
command_line()
{
    (void) fprintf(stderr, "\n%s\n\n",
        gettext("scadm: command line too long"));
}