/*
 * 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.
 */

/*
 * 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"));
}