diff options
| author | Luca Deri <deri@ntop.org> | 2022-05-02 10:51:08 +0200 |
|---|---|---|
| committer | Luca Deri <deri@ntop.org> | 2022-05-02 10:51:08 +0200 |
| commit | c8f72ef76471cf038bb55ef48179c4795ff638fa (patch) | |
| tree | a1b404ee71e6e9d9369f198ab02116bce4ae4b40 /src/lib/protocols | |
| parent | 02d0b5fe13a49ca06179f089e2bf82dedd3043f0 (diff) | |
Added ndpi_get_flow_error_code() API call
Fixed typo
Diffstat (limited to 'src/lib/protocols')
| -rw-r--r-- | src/lib/protocols/snmp_proto.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/src/lib/protocols/snmp_proto.c b/src/lib/protocols/snmp_proto.c index c4c2b95b9..07d5ce35f 100644 --- a/src/lib/protocols/snmp_proto.c +++ b/src/lib/protocols/snmp_proto.c @@ -97,11 +97,13 @@ void ndpi_search_snmp(struct ndpi_detection_module_struct *ndpi_struct, len = get_int(&packet->payload[1], packet->payload_packet_len - 1, &len_length); + flow->protos.snmp.version = packet->payload[1 + len_length + 2]; + if(len > 2 && 1 + len_length + len == packet->payload_packet_len && - (packet->payload[1 + len_length + 2] == 0 /* SNMPv1 */ || - packet->payload[1 + len_length + 2] == 1 /* SNMPv2c */ || - packet->payload[1 + len_length + 2] == 3 /* SNMPv3 */)) { + ((flow->protos.snmp.version == 0 /* SNMPv1 */) || + (flow->protos.snmp.version == 1 /* SNMPv2c */) || + (flow->protos.snmp.version == 3 /* SNMPv3 */))) { if(flow->extra_packets_func == NULL) { ndpi_int_snmp_add_connection(ndpi_struct, flow); @@ -125,6 +127,8 @@ void ndpi_search_snmp(struct ndpi_detection_module_struct *ndpi_struct, if(snmp_primitive_offset < packet->payload_packet_len) { u_int8_t snmp_primitive = packet->payload[snmp_primitive_offset] & 0xF; + flow->protos.snmp.primitive = snmp_primitive; + if(snmp_primitive == 2 /* Get Response */ && snmp_primitive_offset + 1 < packet->payload_packet_len) { offset = snmp_primitive_offset + 1; @@ -145,6 +149,8 @@ void ndpi_search_snmp(struct ndpi_detection_module_struct *ndpi_struct, flow->extra_packets_func = NULL; /* We're good now */ + flow->protos.snmp.error_status = error_status; + if(error_status != 0) ndpi_set_risk(ndpi_struct, flow, NDPI_ERROR_CODE_DETECTED); } @@ -152,6 +158,7 @@ void ndpi_search_snmp(struct ndpi_detection_module_struct *ndpi_struct, } } } + return; } } |