agent/mibgroup/tsm-mib/snmpTsmConfigurationUsePrefix.c

/*
 * Note: this file originally auto-generated by mib2c
 */

#include <net-snmp/net-snmp-config.h>
#include <net-snmp/net-snmp-includes.h>
#include <net-snmp/agent/net-snmp-agent-includes.h>
#include "snmpTsmConfigurationUsePrefix.h"

/** Initializes the snmpTsmConfigurationUsePrefix module */
void
init_snmpTsmConfigurationUsePrefix(void)
{
    const oid       snmpTsmConfigurationUsePrefix_oid[] =
        { 1, 3, 6, 1, 2, 1, 190, 1, 2, 1 };

    DEBUGMSGTL(("snmpTsmConfigurationUsePrefix", "Initializing\n"));

    netsnmp_register_scalar(netsnmp_create_handler_registration
                            ("snmpTsmConfigurationUsePrefix",
                             handle_snmpTsmConfigurationUsePrefix,
                             snmpTsmConfigurationUsePrefix_oid,
                             OID_LENGTH(snmpTsmConfigurationUsePrefix_oid),
                             HANDLER_CAN_RWRITE));
}

int
handle_snmpTsmConfigurationUsePrefix(netsnmp_mib_handler *handler,
                                     netsnmp_handler_registration *reginfo,
                                     netsnmp_agent_request_info *reqinfo,
                                     netsnmp_request_info *requests)
{
    int             ret;
    /*
     * We are never called for a GETNEXT if it's registered as a
     * "instance", as it's "magically" handled for us.  
     */

    /*
     * a instance handler also only hands us one request at a time, so
     * we don't need to loop over a list of requests; we'll only get one. 
     */

    long current_value = netsnmp_ds_get_boolean(NETSNMP_DS_LIBRARY_ID,
                                                NETSNMP_DS_LIB_TSM_USE_PREFIX);
    static long original_value = 0;

    switch (reqinfo->mode) {

    case MODE_GET:
        if (current_value == 0)
            current_value = TV_FALSE;
        snmp_set_var_typed_value(requests->requestvb, ASN_INTEGER,
                                 &current_value,
                                 sizeof(current_value));
        break;

        /*
         * SET REQUEST
         *
         * multiple states in the transaction.  See:
         * http://www.net-snmp.org/tutorial-5/toolkit/mib_module/set-actions.jpg
         */
    case MODE_SET_RESERVE1:
        /*
         * or you could use netsnmp_check_vb_type_and_size instead 
         */
        ret = netsnmp_check_vb_type(requests->requestvb, ASN_INTEGER);
        if (ret != SNMP_ERR_NOERROR) {
            netsnmp_set_request_error(reqinfo, requests, ret);
        }
        if (*(requests->requestvb->val.integer) != 2 &&
            *(requests->requestvb->val.integer) != 1)
            netsnmp_set_request_error(reqinfo, requests, SNMP_ERR_WRONGVALUE);
        original_value = current_value;
        break;

    case MODE_SET_ACTION:
        if (TV_FALSE == *(requests->requestvb->val.integer))
            netsnmp_ds_set_boolean(NETSNMP_DS_LIBRARY_ID,
                                   NETSNMP_DS_LIB_TSM_USE_PREFIX, 0);
        else
            netsnmp_ds_set_boolean(NETSNMP_DS_LIBRARY_ID,
                                   NETSNMP_DS_LIB_TSM_USE_PREFIX, 1);
        break;

    case MODE_SET_UNDO:
        netsnmp_ds_set_boolean(NETSNMP_DS_LIBRARY_ID,
                               NETSNMP_DS_LIB_TSM_USE_PREFIX,
                               original_value);
        break;

        /* we don't need these */
    case MODE_SET_COMMIT:
    case MODE_SET_FREE:
    case MODE_SET_RESERVE2:
        break;

    default:
        /*
         * we should never get here, so this is a really bad error 
         */
        snmp_log(LOG_ERR,
                 "unknown mode (%d) in handle_snmpTsmConfigurationUsePrefix\n",
                 reqinfo->mode);
        return SNMP_ERR_GENERR;
    }

    return SNMP_ERR_NOERROR;
}