net-snmp

See the example notify.c at the NET-SNMP tutorial for some clues: http://=
 http://www.net-snmp.org/tutorial-5/agent/notification_8c-example.html



> Then when i use the command mib2c -c mib2c.notify.conf=20
> cardStatusChange,
> the system produces two files cardStatusChange.c=20
> cardStatusChange.h, and
> i compile it to agent,but why i can't get the trap, following=20
> is the file,
> thanks.
>=20
> /*
>  * Note: this file originally auto-generated by mib2c using
>  *        : mib2c.notify.conf,v 5.2 2003/06/26 09:27:41 dts12 Exp $
>  */
> #include <net-snmp/net-snmp-config.h>
> #include <net-snmp/net-snmp-includes.h>
> #include <net-snmp/agent/net-snmp-agent-includes.h>
> #include "cardStatusChange.h"
>=20
> static oid      snmptrap_oid[] =3D { 1, 3, 6, 1, 6, 3, 1, 1, 4, 1, 0 };=

>=20
> int
>                 send_cardStatusChange_trap(void)
> {
>     netsnmp_variable_list *var_list =3D NULL;
>     oid             cardStatusChange_oid[] =3D
>         { 1, 3, 6, 1, 4, 1, 596, 3, 4, 10, 2 };
>     oid             alarmSlotNo_oid[] =3D
>         { 1, 3, 6, 1, 4, 1, 596, 3, 4, 6, 4, 1, 2, /* insert=20
> index here */
>         };
>     oid             eMux8000CardStatus_oid[] =3D
>         { 1, 3, 6, 1, 4, 1, 596, 3, 4, 3, 1, 9, /* insert=20
> index here */  };
>     oid             eMux8000ActualCardType_oid[] =3D
>         { 1, 3, 6, 1, 4, 1, 596, 3, 4, 3, 1, 8, /* insert=20
> index here */  };
>=20
>     /*
>      * Set the snmpTrapOid.0 value
>      */
>     snmp_varlist_add_variable(&var_list,
>                               snmptrap_oid, OID_LENGTH(snmptrap_oid),
>                               ASN_OBJECT_ID,
>                               cardStatusChange_oid,
>                               sizeof(cardStatusChange_oid));
>=20
>     /*
>      * Add any objects from the trap definition
>      */
>     snmp_varlist_add_variable(&var_list,
>                               alarmSlotNo_oid,=20
> OID_LENGTH(alarmSlotNo_oid),
>                               ASN_INTEGER,
>                               /*
>                                * Set an appropriate value for=20
> alarmSlotNo
>                                */
>                               NULL, 0);
>     snmp_varlist_add_variable(&var_list,
>                               eMux8000CardStatus_oid,
>                               OID_LENGTH(eMux8000CardStatus_oid),
>                               ASN_INTEGER,
>                               /*
>                                * Set an appropriate value for
> eMux8000CardStatus
>                                */
>                               NULL, 0);
>     snmp_varlist_add_variable(&var_list,
>                               eMux8000ActualCardType_oid,
>                               OID_LENGTH(eMux8000ActualCardType_oid),
>                               ASN_INTEGER,
>                               /*
>                                * Set an appropriate value for
> eMux8000ActualCardType
>                                */
>                               NULL, 0);
>=20
>     /*
>      * Add any extra (optional) objects here
>      */
>=20
>     /*
>      * Send the trap to the list of configured destinations
>      *  and clean up
>      */
>     send_v2trap(var_list);
>     snmp_free_varbind(var_list);
>=20
>     return SNMP_ERR_NOERROR;
> }
>=20
>=20
> Best Regards
> chi-chien Liu
>=20
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