source: npl/monitoring/syn3_snmp_subagent/subagent/syn3Version.c

/*
 * Note: this file originally auto-generated by mib2c using
 *        : mib2c.scalar.conf 11805 2005-01-07 09:37:18Z dts12 $
 */

#include <net-snmp/net-snmp-config.h>
#include <net-snmp/net-snmp-includes.h>
#include <net-snmp/agent/net-snmp-agent-includes.h>
#include "syn3Version.h"

/** Initializes the syn3Version module */
void
init_syn3Version(void)
{
    static oid syn3VersionString_oid[] = { 1,3,6,1,4,1,31337,1,1,1 };

        DEBUGMSGTL(("syn3Version", "Initializing\n"));

        //Set defaults
        strncpy(syn3Version,"unknown",strlen("unknown"));

    netsnmp_register_scalar(
        netsnmp_create_handler_registration("syn3VersionString", handle_syn3VersionString,
                               syn3VersionString_oid, OID_LENGTH(syn3VersionString_oid),
                               HANDLER_CAN_RONLY
        ));
}

int
handle_syn3VersionString(netsnmp_mib_handler *handler,
                          netsnmp_handler_registration *reginfo,
                          netsnmp_agent_request_info   *reqinfo,
                          netsnmp_request_info         *requests)
{
        int err=SNMP_ERR_NOERROR;
        FILE *file;
        file=fopen(syn3Version_file,"r");

        if(file==NULL)
        {
                snmp_log(LOG_ERR, "Cannot read file %s \n",syn3Version_file);
                //We don't set an error, because the version file isn't that important.
        }
        else
        {
                fgets(syn3Version,10,file);
                fclose(file);   
        }

    switch(reqinfo->mode) {

        case MODE_GET:
            snmp_set_var_typed_value(requests->requestvb, ASN_OCTET_STR,
                                     (u_char *) syn3Version,
                                     strlen(syn3Version));
            break;


        default:
            /* we should never get here, so this is a really bad error */
            snmp_log(LOG_ERR, "unknown mode (%d) in handle_syn3VersionString\n", reqinfo->mode );
            err=SNMP_ERR_GENERR;
    }

    return err;
}