Add config and event protos for network tracing.

This adds the config and event protos for packet tracing only. Syscall
tracing as a whole will come later.

Bug: 246985031
Test: local build
Change-Id: I8de5b1c38932010f659f9cab30f66e8a1f6b6e51
(cherry picked from commit 1c0a500b9c323f2a2b55e596b8f7b93fed07381f)
Merged-In: I8de5b1c38932010f659f9cab30f66e8a1f6b6e51
diff --git a/Android.bp b/Android.bp
index 5373c69..cdaba95 100644
--- a/Android.bp
+++ b/Android.bp
@@ -2239,6 +2239,7 @@
     srcs: [
         "protos/perfetto/config/android/android_log_config.proto",
         "protos/perfetto/config/android/android_polled_state_config.proto",
+        "protos/perfetto/config/android/network_trace_config.proto",
         "protos/perfetto/config/android/packages_list_config.proto",
     ],
     tools: [
@@ -2249,6 +2250,7 @@
     out: [
         "external/perfetto/protos/perfetto/config/android/android_log_config.gen.cc",
         "external/perfetto/protos/perfetto/config/android/android_polled_state_config.gen.cc",
+        "external/perfetto/protos/perfetto/config/android/network_trace_config.gen.cc",
         "external/perfetto/protos/perfetto/config/android/packages_list_config.gen.cc",
     ],
 }
@@ -2259,6 +2261,7 @@
     srcs: [
         "protos/perfetto/config/android/android_log_config.proto",
         "protos/perfetto/config/android/android_polled_state_config.proto",
+        "protos/perfetto/config/android/network_trace_config.proto",
         "protos/perfetto/config/android/packages_list_config.proto",
     ],
     tools: [
@@ -2269,6 +2272,7 @@
     out: [
         "external/perfetto/protos/perfetto/config/android/android_log_config.gen.h",
         "external/perfetto/protos/perfetto/config/android/android_polled_state_config.gen.h",
+        "external/perfetto/protos/perfetto/config/android/network_trace_config.gen.h",
         "external/perfetto/protos/perfetto/config/android/packages_list_config.gen.h",
     ],
     export_include_dirs: [
@@ -2283,6 +2287,7 @@
     srcs: [
         "protos/perfetto/config/android/android_log_config.proto",
         "protos/perfetto/config/android/android_polled_state_config.proto",
+        "protos/perfetto/config/android/network_trace_config.proto",
         "protos/perfetto/config/android/packages_list_config.proto",
     ],
     tools: [
@@ -2292,6 +2297,7 @@
     out: [
         "external/perfetto/protos/perfetto/config/android/android_log_config.pb.cc",
         "external/perfetto/protos/perfetto/config/android/android_polled_state_config.pb.cc",
+        "external/perfetto/protos/perfetto/config/android/network_trace_config.pb.cc",
         "external/perfetto/protos/perfetto/config/android/packages_list_config.pb.cc",
     ],
 }
@@ -2302,6 +2308,7 @@
     srcs: [
         "protos/perfetto/config/android/android_log_config.proto",
         "protos/perfetto/config/android/android_polled_state_config.proto",
+        "protos/perfetto/config/android/network_trace_config.proto",
         "protos/perfetto/config/android/packages_list_config.proto",
     ],
     tools: [
@@ -2311,6 +2318,7 @@
     out: [
         "external/perfetto/protos/perfetto/config/android/android_log_config.pb.h",
         "external/perfetto/protos/perfetto/config/android/android_polled_state_config.pb.h",
+        "external/perfetto/protos/perfetto/config/android/network_trace_config.pb.h",
         "external/perfetto/protos/perfetto/config/android/packages_list_config.pb.h",
     ],
     export_include_dirs: [
@@ -2325,6 +2333,7 @@
     srcs: [
         "protos/perfetto/config/android/android_log_config.proto",
         "protos/perfetto/config/android/android_polled_state_config.proto",
+        "protos/perfetto/config/android/network_trace_config.proto",
         "protos/perfetto/config/android/packages_list_config.proto",
     ],
     tools: [
@@ -2335,6 +2344,7 @@
     out: [
         "external/perfetto/protos/perfetto/config/android/android_log_config.pbzero.cc",
         "external/perfetto/protos/perfetto/config/android/android_polled_state_config.pbzero.cc",
+        "external/perfetto/protos/perfetto/config/android/network_trace_config.pbzero.cc",
         "external/perfetto/protos/perfetto/config/android/packages_list_config.pbzero.cc",
     ],
 }
@@ -2345,6 +2355,7 @@
     srcs: [
         "protos/perfetto/config/android/android_log_config.proto",
         "protos/perfetto/config/android/android_polled_state_config.proto",
+        "protos/perfetto/config/android/network_trace_config.proto",
         "protos/perfetto/config/android/packages_list_config.proto",
     ],
     tools: [
@@ -2355,6 +2366,7 @@
     out: [
         "external/perfetto/protos/perfetto/config/android/android_log_config.pbzero.h",
         "external/perfetto/protos/perfetto/config/android/android_polled_state_config.pbzero.h",
+        "external/perfetto/protos/perfetto/config/android/network_trace_config.pbzero.h",
         "external/perfetto/protos/perfetto/config/android/packages_list_config.pbzero.h",
     ],
     export_include_dirs: [
@@ -2441,6 +2453,7 @@
         "protos/perfetto/common/track_event_descriptor.proto",
         "protos/perfetto/config/android/android_log_config.proto",
         "protos/perfetto/config/android/android_polled_state_config.proto",
+        "protos/perfetto/config/android/network_trace_config.proto",
         "protos/perfetto/config/android/packages_list_config.proto",
         "protos/perfetto/config/chrome/chrome_config.proto",
         "protos/perfetto/config/data_source_config.proto",
@@ -3817,6 +3830,7 @@
         "protos/perfetto/trace/android/gpu_mem_event.proto",
         "protos/perfetto/trace/android/graphics_frame_event.proto",
         "protos/perfetto/trace/android/initial_display_state.proto",
+        "protos/perfetto/trace/android/network_trace.proto",
         "protos/perfetto/trace/android/packages_list.proto",
     ],
     tools: [
@@ -3831,6 +3845,7 @@
         "external/perfetto/protos/perfetto/trace/android/gpu_mem_event.gen.cc",
         "external/perfetto/protos/perfetto/trace/android/graphics_frame_event.gen.cc",
         "external/perfetto/protos/perfetto/trace/android/initial_display_state.gen.cc",
+        "external/perfetto/protos/perfetto/trace/android/network_trace.gen.cc",
         "external/perfetto/protos/perfetto/trace/android/packages_list.gen.cc",
     ],
 }
@@ -3845,6 +3860,7 @@
         "protos/perfetto/trace/android/gpu_mem_event.proto",
         "protos/perfetto/trace/android/graphics_frame_event.proto",
         "protos/perfetto/trace/android/initial_display_state.proto",
+        "protos/perfetto/trace/android/network_trace.proto",
         "protos/perfetto/trace/android/packages_list.proto",
     ],
     tools: [
@@ -3859,6 +3875,7 @@
         "external/perfetto/protos/perfetto/trace/android/gpu_mem_event.gen.h",
         "external/perfetto/protos/perfetto/trace/android/graphics_frame_event.gen.h",
         "external/perfetto/protos/perfetto/trace/android/initial_display_state.gen.h",
+        "external/perfetto/protos/perfetto/trace/android/network_trace.gen.h",
         "external/perfetto/protos/perfetto/trace/android/packages_list.gen.h",
     ],
     export_include_dirs: [
@@ -3877,6 +3894,7 @@
         "protos/perfetto/trace/android/gpu_mem_event.proto",
         "protos/perfetto/trace/android/graphics_frame_event.proto",
         "protos/perfetto/trace/android/initial_display_state.proto",
+        "protos/perfetto/trace/android/network_trace.proto",
         "protos/perfetto/trace/android/packages_list.proto",
     ],
     tools: [
@@ -3890,6 +3908,7 @@
         "external/perfetto/protos/perfetto/trace/android/gpu_mem_event.pb.cc",
         "external/perfetto/protos/perfetto/trace/android/graphics_frame_event.pb.cc",
         "external/perfetto/protos/perfetto/trace/android/initial_display_state.pb.cc",
+        "external/perfetto/protos/perfetto/trace/android/network_trace.pb.cc",
         "external/perfetto/protos/perfetto/trace/android/packages_list.pb.cc",
     ],
 }
@@ -3904,6 +3923,7 @@
         "protos/perfetto/trace/android/gpu_mem_event.proto",
         "protos/perfetto/trace/android/graphics_frame_event.proto",
         "protos/perfetto/trace/android/initial_display_state.proto",
+        "protos/perfetto/trace/android/network_trace.proto",
         "protos/perfetto/trace/android/packages_list.proto",
     ],
     tools: [
@@ -3917,6 +3937,7 @@
         "external/perfetto/protos/perfetto/trace/android/gpu_mem_event.pb.h",
         "external/perfetto/protos/perfetto/trace/android/graphics_frame_event.pb.h",
         "external/perfetto/protos/perfetto/trace/android/initial_display_state.pb.h",
+        "external/perfetto/protos/perfetto/trace/android/network_trace.pb.h",
         "external/perfetto/protos/perfetto/trace/android/packages_list.pb.h",
     ],
     export_include_dirs: [
@@ -3935,6 +3956,7 @@
         "protos/perfetto/trace/android/gpu_mem_event.proto",
         "protos/perfetto/trace/android/graphics_frame_event.proto",
         "protos/perfetto/trace/android/initial_display_state.proto",
+        "protos/perfetto/trace/android/network_trace.proto",
         "protos/perfetto/trace/android/packages_list.proto",
     ],
     tools: [
@@ -3949,6 +3971,7 @@
         "external/perfetto/protos/perfetto/trace/android/gpu_mem_event.pbzero.cc",
         "external/perfetto/protos/perfetto/trace/android/graphics_frame_event.pbzero.cc",
         "external/perfetto/protos/perfetto/trace/android/initial_display_state.pbzero.cc",
+        "external/perfetto/protos/perfetto/trace/android/network_trace.pbzero.cc",
         "external/perfetto/protos/perfetto/trace/android/packages_list.pbzero.cc",
     ],
 }
@@ -3963,6 +3986,7 @@
         "protos/perfetto/trace/android/gpu_mem_event.proto",
         "protos/perfetto/trace/android/graphics_frame_event.proto",
         "protos/perfetto/trace/android/initial_display_state.proto",
+        "protos/perfetto/trace/android/network_trace.proto",
         "protos/perfetto/trace/android/packages_list.proto",
     ],
     tools: [
@@ -3977,6 +4001,7 @@
         "external/perfetto/protos/perfetto/trace/android/gpu_mem_event.pbzero.h",
         "external/perfetto/protos/perfetto/trace/android/graphics_frame_event.pbzero.h",
         "external/perfetto/protos/perfetto/trace/android/initial_display_state.pbzero.h",
+        "external/perfetto/protos/perfetto/trace/android/network_trace.pbzero.h",
         "external/perfetto/protos/perfetto/trace/android/packages_list.pbzero.h",
     ],
     export_include_dirs: [
@@ -4137,6 +4162,7 @@
         "protos/perfetto/common/track_event_descriptor.proto",
         "protos/perfetto/config/android/android_log_config.proto",
         "protos/perfetto/config/android/android_polled_state_config.proto",
+        "protos/perfetto/config/android/network_trace_config.proto",
         "protos/perfetto/config/android/packages_list_config.proto",
         "protos/perfetto/config/chrome/chrome_config.proto",
         "protos/perfetto/config/data_source_config.proto",
@@ -4162,6 +4188,7 @@
         "protos/perfetto/trace/android/gpu_mem_event.proto",
         "protos/perfetto/trace/android/graphics_frame_event.proto",
         "protos/perfetto/trace/android/initial_display_state.proto",
+        "protos/perfetto/trace/android/network_trace.proto",
         "protos/perfetto/trace/android/packages_list.proto",
         "protos/perfetto/trace/chrome/chrome_benchmark_metadata.proto",
         "protos/perfetto/trace/chrome/chrome_metadata.proto",
@@ -9507,6 +9534,7 @@
         "protos/perfetto/common/track_event_descriptor.proto",
         "protos/perfetto/config/android/android_log_config.proto",
         "protos/perfetto/config/android/android_polled_state_config.proto",
+        "protos/perfetto/config/android/network_trace_config.proto",
         "protos/perfetto/config/android/packages_list_config.proto",
         "protos/perfetto/config/chrome/chrome_config.proto",
         "protos/perfetto/config/data_source_config.proto",
@@ -9532,6 +9560,7 @@
         "protos/perfetto/trace/android/gpu_mem_event.proto",
         "protos/perfetto/trace/android/graphics_frame_event.proto",
         "protos/perfetto/trace/android/initial_display_state.proto",
+        "protos/perfetto/trace/android/network_trace.proto",
         "protos/perfetto/trace/android/packages_list.proto",
         "protos/perfetto/trace/chrome/chrome_benchmark_metadata.proto",
         "protos/perfetto/trace/chrome/chrome_metadata.proto",
diff --git a/BUILD b/BUILD
index 8fa7874..76401ad 100644
--- a/BUILD
+++ b/BUILD
@@ -2332,6 +2332,7 @@
     srcs = [
         "protos/perfetto/config/android/android_log_config.proto",
         "protos/perfetto/config/android/android_polled_state_config.proto",
+        "protos/perfetto/config/android/network_trace_config.proto",
         "protos/perfetto/config/android/packages_list_config.proto",
     ],
     visibility = [
@@ -2912,6 +2913,7 @@
         "protos/perfetto/trace/android/gpu_mem_event.proto",
         "protos/perfetto/trace/android/graphics_frame_event.proto",
         "protos/perfetto/trace/android/initial_display_state.proto",
+        "protos/perfetto/trace/android/network_trace.proto",
         "protos/perfetto/trace/android/packages_list.proto",
     ],
     visibility = [
diff --git a/protos/perfetto/config/android/BUILD.gn b/protos/perfetto/config/android/BUILD.gn
index e7180d5..7377969 100644
--- a/protos/perfetto/config/android/BUILD.gn
+++ b/protos/perfetto/config/android/BUILD.gn
@@ -20,6 +20,7 @@
   sources = [
     "android_log_config.proto",
     "android_polled_state_config.proto",
+    "network_trace_config.proto",
     "packages_list_config.proto",
   ]
 }
diff --git a/protos/perfetto/config/android/network_trace_config.proto b/protos/perfetto/config/android/network_trace_config.proto
new file mode 100644
index 0000000..f58f280
--- /dev/null
+++ b/protos/perfetto/config/android/network_trace_config.proto
@@ -0,0 +1,30 @@
+/*
+ * Copyright (C) 2022 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+syntax = "proto2";
+
+package perfetto.protos;
+
+// Network tracing data source that records details on all packets sent or
+// received by the network.
+message NetworkPacketTraceConfig {
+  // Polling frequency in milliseconds. Network tracing writes to a fixed size
+  // ring buffer. The polling interval should be such that the ring buffer is
+  // unlikely to fill in that interval (or that filling is an acceptable risk).
+  // The minimum polling rate is 100ms (values below this are ignored).
+  // Introduced in Android 14 (U).
+  optional uint32 poll_ms = 1;
+}
diff --git a/protos/perfetto/config/data_source_config.proto b/protos/perfetto/config/data_source_config.proto
index 22b18e3..7e5ded3 100644
--- a/protos/perfetto/config/data_source_config.proto
+++ b/protos/perfetto/config/data_source_config.proto
@@ -20,6 +20,7 @@
 
 import "protos/perfetto/config/android/android_log_config.proto";
 import "protos/perfetto/config/android/android_polled_state_config.proto";
+import "protos/perfetto/config/android/network_trace_config.proto";
 import "protos/perfetto/config/android/packages_list_config.proto";
 import "protos/perfetto/config/chrome/chrome_config.proto";
 import "protos/perfetto/config/ftrace/ftrace_config.proto";
@@ -37,7 +38,7 @@
 import "protos/perfetto/config/track_event/track_event_config.proto";
 
 // The configuration that is passed to each data source when starting tracing.
-// Next id: 116
+// Next id: 121
 message DataSourceConfig {
   enum SessionInitiator {
     SESSION_INITIATOR_UNSPECIFIED = 0;
@@ -141,6 +142,11 @@
   // traced_probes) may not support interception.
   optional InterceptorConfig interceptor_config = 115;
 
+  // Data source name: android.network_packets.
+  // Introduced in Android 14 (U).
+  optional NetworkPacketTraceConfig network_packet_trace_config = 120
+      [lazy = true];
+
   // This is a fallback mechanism to send a free-form text config to the
   // producer. In theory this should never be needed. All the code that
   // is part of the platform (i.e. traced service) is supposed to *not* truncate
diff --git a/protos/perfetto/config/perfetto_config.proto b/protos/perfetto/config/perfetto_config.proto
index 5c354e8..b809855 100644
--- a/protos/perfetto/config/perfetto_config.proto
+++ b/protos/perfetto/config/perfetto_config.proto
@@ -391,6 +391,21 @@
 
 // End of protos/perfetto/config/android/android_polled_state_config.proto
 
+// Begin of protos/perfetto/config/android/network_trace_config.proto
+
+// Network tracing data source that records details on all packets sent or
+// received by the network.
+message NetworkPacketTraceConfig {
+  // Polling frequency in milliseconds. Network tracing writes to a fixed size
+  // ring buffer. The polling interval should be such that the ring buffer is
+  // unlikely to fill in that interval (or that filling is an acceptable risk).
+  // The minimum polling rate is 100ms (values below this are ignored).
+  // Introduced in Android 14 (U).
+  optional uint32 poll_ms = 1;
+}
+
+// End of protos/perfetto/config/android/network_trace_config.proto
+
 // Begin of protos/perfetto/config/android/packages_list_config.proto
 
 // Data source that lists details (such as version code) about packages on an
@@ -1588,7 +1603,7 @@
 // Begin of protos/perfetto/config/data_source_config.proto
 
 // The configuration that is passed to each data source when starting tracing.
-// Next id: 116
+// Next id: 121
 message DataSourceConfig {
   enum SessionInitiator {
     SESSION_INITIATOR_UNSPECIFIED = 0;
@@ -1692,6 +1707,11 @@
   // traced_probes) may not support interception.
   optional InterceptorConfig interceptor_config = 115;
 
+  // Data source name: android.network_packets.
+  // Introduced in Android 14 (U).
+  optional NetworkPacketTraceConfig network_packet_trace_config = 120
+      [lazy = true];
+
   // This is a fallback mechanism to send a free-form text config to the
   // producer. In theory this should never be needed. All the code that
   // is part of the platform (i.e. traced service) is supposed to *not* truncate
diff --git a/protos/perfetto/trace/android/BUILD.gn b/protos/perfetto/trace/android/BUILD.gn
index 3643427..dbfed3c 100644
--- a/protos/perfetto/trace/android/BUILD.gn
+++ b/protos/perfetto/trace/android/BUILD.gn
@@ -24,6 +24,7 @@
     "gpu_mem_event.proto",
     "graphics_frame_event.proto",
     "initial_display_state.proto",
+    "network_trace.proto",
     "packages_list.proto",
   ]
 }
diff --git a/protos/perfetto/trace/android/network_trace.proto b/protos/perfetto/trace/android/network_trace.proto
new file mode 100644
index 0000000..d1c43a2
--- /dev/null
+++ b/protos/perfetto/trace/android/network_trace.proto
@@ -0,0 +1,56 @@
+/*
+ * Copyright (C) 2022 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+syntax = "proto2";
+
+package perfetto.protos;
+
+enum TrafficDirection {
+  DIR_UNSPECIFIED = 0;
+  DIR_INGRESS = 1;
+  DIR_EGRESS = 2;
+}
+
+// NetworkPacketEvent records the details of a single packet sent or received
+// on the network (in Linux kernel terminology, one sk_buff struct).
+message NetworkPacketEvent {
+  // The direction traffic is flowing for this event.
+  optional TrafficDirection direction = 1;
+
+  // The name of the interface if available (e.g. 'rmnet0').
+  optional string interface = 2;
+
+  // The length of the packet in bytes (wire_size - L2_header_size).
+  optional uint32 length = 3;
+
+  // The Linux user id associated with the packet's socket.
+  optional uint32 uid = 4;
+
+  // The Android network tag associated with the packet's socket.
+  optional uint32 tag = 5;
+
+  // The packet's IP protocol (TCP=6, UDP=17, etc).
+  optional uint32 ip_proto = 6;
+
+  // The packet's TCP flags as a bitmask (FIN=0x1, SYN=0x2, RST=0x4, etc).
+  optional uint32 tcp_flags = 7;
+
+  // The local udp/tcp port of the packet.
+  optional uint32 local_port = 8;
+
+  // The remote udp/tcp port of the packet.
+  optional uint32 remote_port = 9;
+}
diff --git a/protos/perfetto/trace/perfetto_trace.proto b/protos/perfetto/trace/perfetto_trace.proto
index 63b058f..8056c83 100644
--- a/protos/perfetto/trace/perfetto_trace.proto
+++ b/protos/perfetto/trace/perfetto_trace.proto
@@ -391,6 +391,21 @@
 
 // End of protos/perfetto/config/android/android_polled_state_config.proto
 
+// Begin of protos/perfetto/config/android/network_trace_config.proto
+
+// Network tracing data source that records details on all packets sent or
+// received by the network.
+message NetworkPacketTraceConfig {
+  // Polling frequency in milliseconds. Network tracing writes to a fixed size
+  // ring buffer. The polling interval should be such that the ring buffer is
+  // unlikely to fill in that interval (or that filling is an acceptable risk).
+  // The minimum polling rate is 100ms (values below this are ignored).
+  // Introduced in Android 14 (U).
+  optional uint32 poll_ms = 1;
+}
+
+// End of protos/perfetto/config/android/network_trace_config.proto
+
 // Begin of protos/perfetto/config/android/packages_list_config.proto
 
 // Data source that lists details (such as version code) about packages on an
@@ -1588,7 +1603,7 @@
 // Begin of protos/perfetto/config/data_source_config.proto
 
 // The configuration that is passed to each data source when starting tracing.
-// Next id: 116
+// Next id: 121
 message DataSourceConfig {
   enum SessionInitiator {
     SESSION_INITIATOR_UNSPECIFIED = 0;
@@ -1692,6 +1707,11 @@
   // traced_probes) may not support interception.
   optional InterceptorConfig interceptor_config = 115;
 
+  // Data source name: android.network_packets.
+  // Introduced in Android 14 (U).
+  optional NetworkPacketTraceConfig network_packet_trace_config = 120
+      [lazy = true];
+
   // This is a fallback mechanism to send a free-form text config to the
   // producer. In theory this should never be needed. All the code that
   // is part of the platform (i.e. traced service) is supposed to *not* truncate
@@ -2801,6 +2821,47 @@
 
 // End of protos/perfetto/trace/android/initial_display_state.proto
 
+// Begin of protos/perfetto/trace/android/network_trace.proto
+
+enum TrafficDirection {
+  DIR_UNSPECIFIED = 0;
+  DIR_INGRESS = 1;
+  DIR_EGRESS = 2;
+}
+
+// NetworkPacketEvent records the details of a single packet sent or received
+// on the network (in Linux kernel terminology, one sk_buff struct).
+message NetworkPacketEvent {
+  // The direction traffic is flowing for this event.
+  optional TrafficDirection direction = 1;
+
+  // The name of the interface if available (e.g. 'rmnet0').
+  optional string interface = 2;
+
+  // The length of the packet in bytes (wire_size - L2_header_size).
+  optional uint32 length = 3;
+
+  // The Linux user id associated with the packet's socket.
+  optional uint32 uid = 4;
+
+  // The Android network tag associated with the packet's socket.
+  optional uint32 tag = 5;
+
+  // The packet's IP protocol (TCP=6, UDP=17, etc).
+  optional uint32 ip_proto = 6;
+
+  // The packet's TCP flags as a bitmask (FIN=0x1, SYN=0x2, RST=0x4, etc).
+  optional uint32 tcp_flags = 7;
+
+  // The local udp/tcp port of the packet.
+  optional uint32 local_port = 8;
+
+  // The remote udp/tcp port of the packet.
+  optional uint32 remote_port = 9;
+}
+
+// End of protos/perfetto/trace/android/network_trace.proto
+
 // Begin of protos/perfetto/trace/android/packages_list.proto
 
 message PackagesList {
@@ -10073,7 +10134,7 @@
 // See the [Buffers and Dataflow](/docs/concepts/buffers.md) doc for details.
 //
 // Next reserved id: 14 (up to 15).
-// Next id: 83.
+// Next id: 89.
 message TracePacket {
   // The timestamp of the TracePacket.
   // By default this timestamps refers to the trace clock (CLOCK_BOOTTIME on
@@ -10174,6 +10235,9 @@
     // even if the extension proto is not checked in the Perfetto repo.
     ExtensionDescriptor extension_descriptor = 72;
 
+    // Represents a single packet sent or received by the network.
+    NetworkPacketEvent network_packet = 88;
+
     // This field is only used for testing.
     // In previous versions of this proto this field had the id 268435455
     // This caused many problems:
diff --git a/protos/perfetto/trace/trace_packet.proto b/protos/perfetto/trace/trace_packet.proto
index b08ec4e..2eb602a 100644
--- a/protos/perfetto/trace/trace_packet.proto
+++ b/protos/perfetto/trace/trace_packet.proto
@@ -25,6 +25,7 @@
 import "protos/perfetto/trace/android/gpu_mem_event.proto";
 import "protos/perfetto/trace/android/graphics_frame_event.proto";
 import "protos/perfetto/trace/android/initial_display_state.proto";
+import "protos/perfetto/trace/android/network_trace.proto";
 import "protos/perfetto/trace/android/packages_list.proto";
 import "protos/perfetto/trace/chrome/chrome_benchmark_metadata.proto";
 import "protos/perfetto/trace/chrome/chrome_metadata.proto";
@@ -87,7 +88,7 @@
 // See the [Buffers and Dataflow](/docs/concepts/buffers.md) doc for details.
 //
 // Next reserved id: 14 (up to 15).
-// Next id: 83.
+// Next id: 89.
 message TracePacket {
   // The timestamp of the TracePacket.
   // By default this timestamps refers to the trace clock (CLOCK_BOOTTIME on
@@ -188,6 +189,9 @@
     // even if the extension proto is not checked in the Perfetto repo.
     ExtensionDescriptor extension_descriptor = 72;
 
+    // Represents a single packet sent or received by the network.
+    NetworkPacketEvent network_packet = 88;
+
     // This field is only used for testing.
     // In previous versions of this proto this field had the id 268435455
     // This caused many problems: