diff options
author | Luca Deri <deri@ntop.org> | 2020-01-05 18:25:44 +0100 |
---|---|---|
committer | Luca Deri <deri@ntop.org> | 2020-01-05 18:25:44 +0100 |
commit | ef16591f3f9d2673dfacf1c715c2e10dcd1da248 (patch) | |
tree | babb2c57fec88d3942a2f13a911f569af33f9ac3 /src/lib/protocols/ssh.c | |
parent | 29dd45838da84bfa43da615d7624373392861751 (diff) | |
parent | 798bb6e2e113f10d9b710179553e4cef23222a61 (diff) |
Merge branch 'dev' of https://github.com/ntop/nDPI into dev
Diffstat (limited to 'src/lib/protocols/ssh.c')
-rw-r--r-- | src/lib/protocols/ssh.c | 47 |
1 files changed, 20 insertions, 27 deletions
diff --git a/src/lib/protocols/ssh.c b/src/lib/protocols/ssh.c index 2f7fe97ae..44eaf333e 100644 --- a/src/lib/protocols/ssh.c +++ b/src/lib/protocols/ssh.c @@ -251,18 +251,16 @@ static void ndpi_search_ssh_tcp(struct ndpi_detection_module_struct *ndpi_struct if(flow->l4.tcp.ssh_stage == 0) { if(packet->payload_packet_len > 7 && packet->payload_packet_len < 100 && memcmp(packet->payload, "SSH-", 4) == 0) { - if(!ndpi_struct->disable_metadata_export) { - int len = ndpi_min(sizeof(flow->protos.ssh.client_signature)-1, packet->payload_packet_len); - - strncpy(flow->protos.ssh.client_signature, (const char *)packet->payload, len); - flow->protos.ssh.client_signature[len] = '\0'; - ndpi_ssh_zap_cr(flow->protos.ssh.client_signature, len); - + int len = ndpi_min(sizeof(flow->protos.ssh.client_signature)-1, packet->payload_packet_len); + + strncpy(flow->protos.ssh.client_signature, (const char *)packet->payload, len); + flow->protos.ssh.client_signature[len] = '\0'; + ndpi_ssh_zap_cr(flow->protos.ssh.client_signature, len); + #ifdef SSH_DEBUG - printf("[SSH] [client_signature: %s]\n", flow->protos.ssh.client_signature); -#endif - } - + printf("[SSH] [client_signature: %s]\n", flow->protos.ssh.client_signature); +#endif + NDPI_LOG_DBG2(ndpi_struct, "ssh stage 0 passed\n"); flow->l4.tcp.ssh_stage = 1 + packet->packet_direction; ndpi_int_ssh_add_connection(ndpi_struct, flow); @@ -271,24 +269,19 @@ static void ndpi_search_ssh_tcp(struct ndpi_detection_module_struct *ndpi_struct } else if(flow->l4.tcp.ssh_stage == (2 - packet->packet_direction)) { if(packet->payload_packet_len > 7 && packet->payload_packet_len < 500 && memcmp(packet->payload, "SSH-", 4) == 0) { - if(!ndpi_struct->disable_metadata_export) { - int len = ndpi_min(sizeof(flow->protos.ssh.server_signature)-1, packet->payload_packet_len); - - strncpy(flow->protos.ssh.server_signature, (const char *)packet->payload, len); - flow->protos.ssh.server_signature[len] = '\0'; - ndpi_ssh_zap_cr(flow->protos.ssh.server_signature, len); - + int len = ndpi_min(sizeof(flow->protos.ssh.server_signature)-1, packet->payload_packet_len); + + strncpy(flow->protos.ssh.server_signature, (const char *)packet->payload, len); + flow->protos.ssh.server_signature[len] = '\0'; + ndpi_ssh_zap_cr(flow->protos.ssh.server_signature, len); + #ifdef SSH_DEBUG - printf("[SSH] [server_signature: %s]\n", flow->protos.ssh.server_signature); + printf("[SSH] [server_signature: %s]\n", flow->protos.ssh.server_signature); #endif - - NDPI_LOG_DBG2(ndpi_struct, "ssh stage 1 passed\n"); - flow->guessed_host_protocol_id = flow->guessed_protocol_id = NDPI_PROTOCOL_SSH; - } else { - NDPI_LOG_INFO(ndpi_struct, "found ssh\n"); - ndpi_int_ssh_add_connection(ndpi_struct, flow); - } - + + NDPI_LOG_DBG2(ndpi_struct, "ssh stage 1 passed\n"); + flow->guessed_host_protocol_id = flow->guessed_protocol_id = NDPI_PROTOCOL_SSH; + #ifdef SSH_DEBUG printf("[SSH] [completed stage: %u]\n", flow->l4.tcp.ssh_stage); #endif |