Initial import from SVN

1 files changed, 63 insertions, 0 deletions

diff --git a/src/lib/protocols/twitter.c b/src/lib/protocols/twitter.c
new file mode 100644
index 000000000..db2f77a5e
--- /dev/null
+++ b/src/lib/protocols/twitter.c
@@ -0,0 +1,63 @@
+/*
+ * twitter.c
+ *
+ * Copyright (C) 2014 - ntop.org
+ *
+ * This file is part of nDPI, an open source deep packet inspection
+ * library based on the OpenDPI and PACE technology by ipoque GmbH
+ *
+ * nDPI 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.
+ *
+ * nDPI 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
+ * along with nDPI.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+
+#include "ndpi_protocols.h"
+
+#ifdef NDPI_SERVICE_TWITTER
+
+static void ndpi_int_twitter_add_connection(struct ndpi_detection_module_struct
+                                             *ndpi_struct, struct ndpi_flow_struct *flow)
+{
+  ndpi_int_add_connection(ndpi_struct, flow, NDPI_SERVICE_TWITTER, NDPI_REAL_PROTOCOL);
+}
+
+
+void ndpi_search_twitter(struct ndpi_detection_module_struct *ndpi_struct, struct ndpi_flow_struct *flow)
+{
+
+  /*
+    Twitter AS34702
+
+    http://bgp.he.net/AS13414
+  */
+  if(flow->packet.iph) {
+    // IPv4
+    u_int32_t src = ntohl(flow->packet.iph->saddr);
+    u_int32_t dst = ntohl(flow->packet.iph->daddr);
+    
+    if(ndpi_ips_match(src, dst, 0xC0854C00, 22)     /* 192.133.76.0/22 */
+       || ndpi_ips_match(src, dst, 0xC7109C00, 22)  /* 199.16.156.0/22 */
+       || ndpi_ips_match(src, dst, 0xC73B9400, 22)  /* 199.59.148.0/22 */
+       || ndpi_ips_match(src, dst, 0xC7603A00, 23)  /* 199.96.58.0/23  */
+       || ndpi_ips_match(src, dst, 0xC7603E00, 23)  /* 199.96.62.0/23  */
+       ) {
+      ndpi_int_twitter_add_connection(ndpi_struct, flow);
+      return;
+    }
+
+  }
+
+  NDPI_ADD_PROTOCOL_TO_BITMASK(flow->excluded_protocol_bitmask, NDPI_SERVICE_TWITTER);
+}
+#endif