Initial import from SVN

1 files changed, 48 insertions, 0 deletions

diff --git a/src/lib/protocols/viber.c b/src/lib/protocols/viber.c
new file mode 100644
index 000000000..f53139e83
--- /dev/null
+++ b/src/lib/protocols/viber.c
@@ -0,0 +1,48 @@
+/*
+ * viber.c 
+ *
+ * Copyright (C) 2013 Remy Mudingay <mudingay@ill.fr>
+ * Copyright (C) 2013 - 2014 ntop.org
+ *
+ * This module is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ * 
+ * This module is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public License.
+ * If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#include "ndpi_api.h"
+
+#ifdef NDPI_PROTOCOL_VIBER
+
+void ndpi_search_viber(struct ndpi_detection_module_struct *ndpi_struct, struct ndpi_flow_struct *flow)
+{
+  struct ndpi_packet_struct *packet = &flow->packet;
+  
+  NDPI_LOG(NDPI_PROTOCOL_VIBER, ndpi_struct, NDPI_LOG_DEBUG, "search for VIBER.\n");
+  
+  if(packet->udp != NULL) {
+    NDPI_LOG(NDPI_PROTOCOL_VIBER, ndpi_struct, NDPI_LOG_DEBUG, "calculating dport over udp.\n");
+
+    if((packet->payload_packet_len == 12 && packet->payload[2] == 0x03 && packet->payload[3] == 0x00)
+       || (packet->payload_packet_len == 20 && packet->payload[2] == 0x09 && packet->payload[3] == 0x00)
+       || ((packet->payload_packet_len < 135) && (packet->payload[0] == 0x11))) {
+      NDPI_LOG(NDPI_PROTOCOL_VIBER, ndpi_struct, NDPI_LOG_DEBUG, "found VIBER.\n");
+      ndpi_int_add_connection(ndpi_struct, flow, NDPI_PROTOCOL_VIBER, NDPI_REAL_PROTOCOL);
+      return;
+    } 
+  }
+
+  NDPI_LOG(NDPI_PROTOCOL_VIBER, ndpi_struct, NDPI_LOG_DEBUG, "exclude VIBER.\n");
+  NDPI_ADD_PROTOCOL_TO_BITMASK(flow->excluded_protocol_bitmask, NDPI_PROTOCOL_VIBER);
+}
+
+#endif