| lwIP
    2.0.3
    Lightweight IP stack | 
#include <snmp.h>
| Data Fields | |
| struct snmp_varbind * | next | 
| struct snmp_varbind * | prev | 
| struct snmp_obj_id | oid | 
| u8_t | type | 
| u16_t | value_len | 
| void * | value | 
SNMP variable binding descriptor (publically needed for traps)
| struct snmp_varbind* snmp_varbind::next | 
pointer to next varbind, NULL for last in list
| struct snmp_obj_id snmp_varbind::oid | 
object identifier
| struct snmp_varbind* snmp_varbind::prev | 
pointer to previous varbind, NULL for first in list
| u8_t snmp_varbind::type | 
value ASN1 type
| void* snmp_varbind::value | 
object value
| u16_t snmp_varbind::value_len | 
object value length