diff options
Diffstat (limited to 'src/lib/protocols/pando.c')
| -rw-r--r-- | src/lib/protocols/pando.c | 37 |
1 files changed, 19 insertions, 18 deletions
diff --git a/src/lib/protocols/pando.c b/src/lib/protocols/pando.c index b906e7ed9..e5f292550 100644 --- a/src/lib/protocols/pando.c +++ b/src/lib/protocols/pando.c @@ -23,9 +23,14 @@ * */ -#include "ndpi_api.h" +#include "ndpi_protocol_ids.h" #ifdef NDPI_PROTOCOL_PANDO + +#define NDPI_CURRENT_PROTO NDPI_PROTOCOL_PANDO + +#include "ndpi_api.h" + static void ndpi_int_pando_add_connection(struct ndpi_detection_module_struct *ndpi_struct, struct ndpi_flow_struct *flow) { ndpi_set_detected_protocol(ndpi_struct, flow, NDPI_PROTOCOL_PANDO, NDPI_PROTOCOL_UNKNOWN); } @@ -35,7 +40,7 @@ static void ndpi_check_pando_tcp(struct ndpi_detection_module_struct *ndpi_struc u_int32_t payload_len = packet->payload_packet_len; if (ndpi_match_strprefix(packet->payload, payload_len, "\x0ePan")) { - NDPI_LOG(NDPI_PROTOCOL_PANDO, ndpi_struct, NDPI_LOG_DEBUG, "Found PANDO.\n"); + NDPI_LOG_INFO(ndpi_struct, "Found PANDO\n"); ndpi_int_pando_add_connection(ndpi_struct, flow); } } @@ -45,11 +50,11 @@ static void ndpi_check_pando_udp(struct ndpi_detection_module_struct *ndpi_struc u_int32_t payload_len = packet->payload_packet_len; /* Check if we so far detected the protocol in the request or not. */ + NDPI_LOG_DBG2(ndpi_struct, "PANDO stage %u: \n", flow->pando_stage); if (flow->pando_stage == 0) { - NDPI_LOG(NDPI_PROTOCOL_PANDO, ndpi_struct, NDPI_LOG_DEBUG, "PANDO stage 0: \n"); if ((payload_len >= 4) && (packet->payload[0] == 0x00) && (packet->payload[1] == 0x00) && (packet->payload[2] == 0x00) && (packet->payload[3] == 0x09)) { - NDPI_LOG(NDPI_PROTOCOL_PANDO, ndpi_struct, NDPI_LOG_DEBUG, "Possible PANDO request detected, we will look further for the response...\n"); + NDPI_LOG_DBG2(ndpi_struct, "Possible PANDO request detected, we will look further for the response..\n"); /* Encode the direction of the packet in the stage, so we will know when we need to look for the response packet. */ flow->pando_stage = packet->packet_direction + 1; // packet_direction 0: stage 1, packet_direction 1: stage 2 @@ -57,7 +62,7 @@ static void ndpi_check_pando_udp(struct ndpi_detection_module_struct *ndpi_struc } if (ndpi_match_strprefix(packet->payload, payload_len, "UDPA")) { - NDPI_LOG(NDPI_PROTOCOL_PANDO, ndpi_struct, NDPI_LOG_DEBUG, "Possible PANDO request detected, we will look further for the response...\n"); + NDPI_LOG_DBG2(ndpi_struct, "Possible PANDO request detected, we will look further for the response..\n"); /* Encode the direction of the packet in the stage, so we will know when we need to look for the response packet. */ flow->pando_stage = packet->packet_direction + 3; // packet_direction 0: stage 3, packet_direction 1: stage 4 @@ -65,7 +70,7 @@ static void ndpi_check_pando_udp(struct ndpi_detection_module_struct *ndpi_struc } if (ndpi_match_strprefix(packet->payload, payload_len, "UDPR") || ndpi_match_strprefix(packet->payload, payload_len, "UDPE")) { - NDPI_LOG(NDPI_PROTOCOL_PANDO, ndpi_struct, NDPI_LOG_DEBUG, "Possible PANDO request detected, we will look further for the response...\n"); + NDPI_LOG_DBG2(ndpi_struct, "Possible PANDO request detected, we will look further for the response..\n"); /* Encode the direction of the packet in the stage, so we will know when we need to look for the response packet. */ flow->pando_stage = packet->packet_direction + 5; // packet_direction 0: stage 5, packet_direction 1: stage 6 @@ -73,7 +78,6 @@ static void ndpi_check_pando_udp(struct ndpi_detection_module_struct *ndpi_struc } } else if ((flow->pando_stage == 1) || (flow->pando_stage == 2)) { - NDPI_LOG(NDPI_PROTOCOL_PANDO, ndpi_struct, NDPI_LOG_DEBUG, "PANDO stage %u: \n", flow->pando_stage); /* At first check, if this is for sure a response packet (in another direction. If not, do nothing now and return. */ if ((flow->pando_stage - packet->packet_direction) == 1) { @@ -82,15 +86,14 @@ static void ndpi_check_pando_udp(struct ndpi_detection_module_struct *ndpi_struc /* This is a packet in another direction. Check if we find the proper response. */ if ((payload_len == 0) || ((payload_len >= 4) && (packet->payload[0] == 0x00) && (packet->payload[1] == 0x00) && (packet->payload[2] == 0x00) && (packet->payload[3] == 0x09))) { - NDPI_LOG(NDPI_PROTOCOL_PANDO, ndpi_struct, NDPI_LOG_DEBUG, "Found PANDO.\n"); + NDPI_LOG_INFO(ndpi_struct, "found PANDO\n"); ndpi_int_pando_add_connection(ndpi_struct, flow); } else { - NDPI_LOG(NDPI_PROTOCOL_PANDO, ndpi_struct, NDPI_LOG_DEBUG, "The reply did not seem to belong to PANDO, resetting the stage to 0...\n"); + NDPI_LOG_DBG2(ndpi_struct, "The reply did not seem to belong to PANDO, resetting the stage to 0..\n"); flow->pando_stage = 0; } } else if ((flow->pando_stage == 3) || (flow->pando_stage == 4)) { - NDPI_LOG(NDPI_PROTOCOL_PANDO, ndpi_struct, NDPI_LOG_DEBUG, "PANDO stage %u: \n", flow->pando_stage); /* At first check, if this is for sure a response packet (in another direction. If not, do nothing now and return. */ if ((flow->pando_stage - packet->packet_direction) == 3) { @@ -99,15 +102,14 @@ static void ndpi_check_pando_udp(struct ndpi_detection_module_struct *ndpi_struc /* This is a packet in another direction. Check if we find the proper response. */ if ((payload_len == 0) || (ndpi_match_strprefix(packet->payload, payload_len, "UDPR") || ndpi_match_strprefix(packet->payload, payload_len, "UDPE"))) { - NDPI_LOG(NDPI_PROTOCOL_PANDO, ndpi_struct, NDPI_LOG_DEBUG, "Found PANDO.\n"); + NDPI_LOG_INFO(ndpi_struct, "found PANDO\n"); ndpi_int_pando_add_connection(ndpi_struct, flow); } else { - NDPI_LOG(NDPI_PROTOCOL_PANDO, ndpi_struct, NDPI_LOG_DEBUG, "The reply did not seem to belong to PANDO, resetting the stage to 0...\n"); + NDPI_LOG_DBG2(ndpi_struct, "The reply did not seem to belong to PANDO, resetting the stage to 0..\n"); flow->pando_stage = 0; } } else if ((flow->pando_stage == 5) || (flow->pando_stage == 6)) { - NDPI_LOG(NDPI_PROTOCOL_PANDO, ndpi_struct, NDPI_LOG_DEBUG, "PANDO stage %u: \n", flow->pando_stage); /* At first check, if this is for sure a response packet (in another direction. If not, do nothing now and return. */ if ((flow->pando_stage - packet->packet_direction) == 5) { @@ -116,10 +118,10 @@ static void ndpi_check_pando_udp(struct ndpi_detection_module_struct *ndpi_struc /* This is a packet in another direction. Check if we find the proper response. */ if (ndpi_match_strprefix(packet->payload, payload_len, "UDPA")) { - NDPI_LOG(NDPI_PROTOCOL_PANDO, ndpi_struct, NDPI_LOG_DEBUG, "Found PANDO.\n"); + NDPI_LOG_INFO(ndpi_struct, "found PANDO\n"); ndpi_int_pando_add_connection(ndpi_struct, flow); } else { - NDPI_LOG(NDPI_PROTOCOL_PANDO, ndpi_struct, NDPI_LOG_DEBUG, "The reply did not seem to belong to PANDO, resetting the stage to 0...\n"); + NDPI_LOG_DBG2(ndpi_struct, "The reply did not seem to belong to PANDO, resetting the stage to 0\n") flow->pando_stage = 0; } } @@ -128,10 +130,10 @@ static void ndpi_check_pando_udp(struct ndpi_detection_module_struct *ndpi_struc void ndpi_search_pando(struct ndpi_detection_module_struct *ndpi_struct, struct ndpi_flow_struct *flow) { struct ndpi_packet_struct *packet = &flow->packet; + NDPI_LOG_DBG(ndpi_struct, "search PANDO\n"); /* Break after 20 packets. */ if (flow->packet_counter > 20) { - NDPI_LOG(NDPI_PROTOCOL_PANDO, ndpi_struct, NDPI_LOG_TRACE, "PANDO excluded.\n"); - NDPI_ADD_PROTOCOL_TO_BITMASK(flow->excluded_protocol_bitmask, NDPI_PROTOCOL_PANDO); + NDPI_EXCLUDE_PROTO(ndpi_struct, flow); return; } @@ -144,7 +146,6 @@ void ndpi_search_pando(struct ndpi_detection_module_struct *ndpi_struct, struct return; } - NDPI_LOG(NDPI_PROTOCOL_PANDO, ndpi_struct, NDPI_LOG_TRACE, "PANDO detection...\n"); ndpi_check_pando_tcp(ndpi_struct, flow); if (packet->detected_protocol_stack[0] == NDPI_PROTOCOL_PANDO) { |