func (pdu *V3PDU) decodePDU(native *C.snmp_pdu_t) (bool, SnmpError) {
pdu.requestId = int(native.request_id)
pdu.identifier = int(native.identifier)
pdu.op = SnmpType(native.pdu_type)
pdu.contextEngine = readGoBytes(&native.context_engine[0], native.context_engine_len)
pdu.contextName = readGoString(&native.context_name[0], SNMP_CONTEXT_NAME_LEN)
pdu.engine = new(snmpEngine)
pdu.engine.engine_id = readGoBytes(&native.engine.engine_id[0], native.engine.engine_len)
pdu.engine.engine_boots = int(native.engine.engine_boots)
pdu.engine.engine_time = int(native.engine.engine_time)
pdu.maxMsgSize = uint(native.engine.max_msg_size)
pdu.error_status = int32(native.error_status)
pdu.securityModel = new(USM)
err := pdu.securityModel.Read(&native.user)
if nil != err {
return false, newError(SNMP_CODE_FAILED, err, "read security model failed")
}
decodeBindings(native, pdu.GetVariableBindings())
if native.pdu_type == C.SNMP_PDU_REPORT {
ret_code := C.snmp_check_bad_oids(native)
if ret_code != 0 {
err = Error(SnmpResult(ret_code), "check pdu failed, "+C.GoString(C.snmp_get_error(ret_code)))
return true, err //newError(, err, "check pdu failed")
}
}
if C.SNMP_ERR_NOERROR != native.error_status {
ret_code := uint32(C.SNMP_CODE_ERR_NOERROR + native.error_status)
err = Error(SnmpResult(ret_code), "check pdu failed, "+C.GoString(C.snmp_get_error(ret_code)))
return true, err //newError(, err, "check pdu failed")
}
return true, nil
}
func (pdu *V2CPDU) decodePDU(native *C.snmp_pdu_t) (bool, SnmpError) {
native.community[MAX_COMMUNITY_LEN-1] = 0
pdu.community = C.GoString(&native.community[0])
pdu.requestId = int(native.request_id)
pdu.op = SnmpType(native.pdu_type)
pdu.version = SnmpVersion(native.version)
pdu.error_status = int32(native.error_status)
decodeBindings(native, pdu.GetVariableBindings())
if C.SNMP_ERR_NOERROR != native.error_status {
ret_code := uint32(C.SNMP_CODE_ERR_NOERROR + native.error_status)
err := Error(SnmpResult(ret_code), "check pdu failed, "+C.GoString(C.snmp_get_error(ret_code)))
return true, err //newError(, err, "check pdu failed")
}
return true, nil
}