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-rw-r--r--src/lib/ndpi_main.c14
-rw-r--r--src/lib/protocols/i3d.c89
-rw-r--r--src/lib/protocols/riotgames.c80
3 files changed, 183 insertions, 0 deletions
diff --git a/src/lib/ndpi_main.c b/src/lib/ndpi_main.c
index 2fddf99a6..93ebcffa7 100644
--- a/src/lib/ndpi_main.c
+++ b/src/lib/ndpi_main.c
@@ -1928,6 +1928,14 @@ static void ndpi_init_protocol_defaults(struct ndpi_detection_module_struct *ndp
"collectd", NDPI_PROTOCOL_CATEGORY_SYSTEM_OS,
ndpi_build_default_ports(ports_a, 0, 0, 0, 0, 0) /* TCP */,
ndpi_build_default_ports(ports_b, 25826, 0, 0, 0, 0) /* UDP */);
+ ndpi_set_proto_defaults(ndpi_str, 1 /* cleartext */, 0 /* nw proto */, NDPI_PROTOCOL_ACCEPTABLE, NDPI_PROTOCOL_I3D,
+ "i3D", NDPI_PROTOCOL_CATEGORY_GAME,
+ ndpi_build_default_ports(ports_a, 0, 0, 0, 0, 0) /* TCP */,
+ ndpi_build_default_ports(ports_b, 0, 0, 0, 0, 0) /* UDP */);
+ ndpi_set_proto_defaults(ndpi_str, 1 /* cleartext */, 0 /* nw proto */, NDPI_PROTOCOL_ACCEPTABLE, NDPI_PROTOCOL_RIOTGAMES,
+ "RiotGames", NDPI_PROTOCOL_CATEGORY_GAME,
+ ndpi_build_default_ports(ports_a, 0, 0, 0, 0, 0) /* TCP */,
+ ndpi_build_default_ports(ports_b, 0, 0, 0, 0, 0) /* UDP */);
#ifdef CUSTOM_NDPI_PROTOCOLS
#include "../../../nDPI-custom/custom_ndpi_main.c"
@@ -4436,6 +4444,12 @@ static int ndpi_callback_init(struct ndpi_detection_module_struct *ndpi_str) {
/* collectd */
init_collectd_dissector(ndpi_str, &a, detection_bitmask);
+ /* i3D */
+ init_i3d_dissector(ndpi_str, &a, detection_bitmask);
+
+ /* RiotGames */
+ init_riotgames_dissector(ndpi_str, &a, detection_bitmask);
+
#ifdef CUSTOM_NDPI_PROTOCOLS
#include "../../../nDPI-custom/custom_ndpi_main_init.c"
#endif
diff --git a/src/lib/protocols/i3d.c b/src/lib/protocols/i3d.c
new file mode 100644
index 000000000..8b6fdf093
--- /dev/null
+++ b/src/lib/protocols/i3d.c
@@ -0,0 +1,89 @@
+/*
+ * i3d.c
+ *
+ * Copyright (C) 2022 - ntop.org
+ *
+ * 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_protocol_ids.h"
+
+#define NDPI_CURRENT_PROTO NDPI_PROTOCOL_I3D
+
+#include "ndpi_api.h"
+
+static void ndpi_int_i3d_add_connection(struct ndpi_detection_module_struct * const ndpi_struct,
+ struct ndpi_flow_struct * const flow)
+{
+ NDPI_LOG_INFO(ndpi_struct, "found i3D\n");
+ ndpi_set_detected_protocol(ndpi_struct, flow,
+ NDPI_PROTOCOL_UNKNOWN,
+ NDPI_PROTOCOL_I3D,
+ NDPI_CONFIDENCE_DPI);
+}
+
+void ndpi_search_i3d(struct ndpi_detection_module_struct *ndpi_struct,
+ struct ndpi_flow_struct *flow)
+{
+ struct ndpi_packet_struct const * const packet = &ndpi_struct->packet;
+
+ NDPI_LOG_DBG(ndpi_struct, "searching i3D\n");
+
+ /*
+ * i3D offers a lot of services.
+ * The patterns below are mostly used by dedicated game servers.
+ */
+
+ if (packet->payload_packet_len < 74)
+ {
+ NDPI_EXCLUDE_PROTO(ndpi_struct, flow);
+ return;
+ }
+
+ if ((ntohl(get_u_int32_t(packet->payload, 0)) == 0x00010046 ||
+ ntohl(get_u_int32_t(packet->payload, 0)) == 0x00020046) &&
+ ntohl(get_u_int32_t(packet->payload, 4)) == 0x0003cfa8)
+ {
+ ndpi_int_i3d_add_connection(ndpi_struct, flow);
+ return;
+ }
+
+ if ((ntohs(get_u_int16_t(packet->payload, 0)) == 0x9078 ||
+ ntohs(get_u_int16_t(packet->payload, 0)) == 0x9067) &&
+ ntohl(get_u_int32_t(packet->payload, 8)) == 0x0003cfa9 &&
+ ntohl(get_u_int32_t(packet->payload, 12)) == 0xbede0003)
+ {
+ ndpi_int_i3d_add_connection(ndpi_struct, flow);
+ return;
+ }
+
+ NDPI_EXCLUDE_PROTO(ndpi_struct, flow);
+ return;
+}
+
+void init_i3d_dissector(struct ndpi_detection_module_struct *ndpi_struct,
+ u_int32_t *id, NDPI_PROTOCOL_BITMASK *detection_bitmask)
+{
+ ndpi_set_bitmask_protocol_detection("i3D", ndpi_struct, detection_bitmask, *id,
+ NDPI_PROTOCOL_I3D,
+ ndpi_search_i3d,
+ NDPI_SELECTION_BITMASK_PROTOCOL_V4_V6_UDP_WITH_PAYLOAD,
+ SAVE_DETECTION_BITMASK_AS_UNKNOWN,
+ ADD_TO_DETECTION_BITMASK
+ );
+
+ *id += 1;
+}
diff --git a/src/lib/protocols/riotgames.c b/src/lib/protocols/riotgames.c
new file mode 100644
index 000000000..31c9889f5
--- /dev/null
+++ b/src/lib/protocols/riotgames.c
@@ -0,0 +1,80 @@
+/*
+ * riotgames.c
+ *
+ * Copyright (C) 2022 - ntop.org
+ *
+ * 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_protocol_ids.h"
+
+#define NDPI_CURRENT_PROTO NDPI_PROTOCOL_RIOTGAMES
+
+#include "ndpi_api.h"
+
+static void ndpi_int_riotgames_add_connection(struct ndpi_detection_module_struct * const ndpi_struct,
+ struct ndpi_flow_struct * const flow)
+{
+ NDPI_LOG_INFO(ndpi_struct, "found RiotGames\n");
+ ndpi_set_detected_protocol(ndpi_struct, flow,
+ NDPI_PROTOCOL_UNKNOWN,
+ NDPI_PROTOCOL_RIOTGAMES,
+ NDPI_CONFIDENCE_DPI);
+}
+
+void ndpi_search_riotgames(struct ndpi_detection_module_struct *ndpi_struct,
+ struct ndpi_flow_struct *flow)
+{
+ struct ndpi_packet_struct const * const packet = &ndpi_struct->packet;
+
+ NDPI_LOG_DBG(ndpi_struct, "searching RiotGames\n");
+
+ if (packet->payload_packet_len == 8 &&
+ ntohl(get_u_int32_t(packet->payload, 0)) == 0x1337cafe)
+ {
+ ndpi_int_riotgames_add_connection(ndpi_struct, flow);
+ return;
+ }
+
+ if (packet->payload_packet_len > 8 &&
+ ntohl(get_u_int32_t(packet->payload, packet->payload_packet_len - 8)) == 0xaaaaaaaa &&
+ ntohl(get_u_int32_t(packet->payload, packet->payload_packet_len - 4)) == 0xbbbbbbbb)
+ {
+ ndpi_int_riotgames_add_connection(ndpi_struct, flow);
+ return;
+ }
+
+ /*
+ * Please add new patterns for games made by RiotGames here
+ */
+
+ NDPI_EXCLUDE_PROTO(ndpi_struct, flow);
+ return;
+}
+
+void init_riotgames_dissector(struct ndpi_detection_module_struct *ndpi_struct,
+ u_int32_t *id, NDPI_PROTOCOL_BITMASK *detection_bitmask)
+{
+ ndpi_set_bitmask_protocol_detection("RiotGames", ndpi_struct, detection_bitmask, *id,
+ NDPI_PROTOCOL_RIOTGAMES,
+ ndpi_search_riotgames,
+ NDPI_SELECTION_BITMASK_PROTOCOL_V4_V6_UDP_WITH_PAYLOAD,
+ SAVE_DETECTION_BITMASK_AS_UNKNOWN,
+ ADD_TO_DETECTION_BITMASK
+ );
+
+ *id += 1;
+}
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