1 files changed, 19 insertions, 3 deletions
diff --git a/lib/internal/http2/util.js b/lib/internal/http2/util.js
index 99466b36d3..94dc1198ea 100644
--- a/lib/internal/http2/util.js
+++ b/lib/internal/http2/util.js
@@ -20,6 +20,7 @@ const {
   HTTP2_HEADER_AUTHORITY,
   HTTP2_HEADER_SCHEME,
   HTTP2_HEADER_PATH,
+  HTTP2_HEADER_PROTOCOL,
   HTTP2_HEADER_ACCESS_CONTROL_ALLOW_CREDENTIALS,
   HTTP2_HEADER_ACCESS_CONTROL_MAX_AGE,
   HTTP2_HEADER_ACCESS_CONTROL_REQUEST_METHOD,
@@ -78,7 +79,8 @@ const kValidPseudoHeaders = new Set([
   HTTP2_HEADER_METHOD,
   HTTP2_HEADER_AUTHORITY,
   HTTP2_HEADER_SCHEME,
-  HTTP2_HEADER_PATH
+  HTTP2_HEADER_PATH,
+  HTTP2_HEADER_PROTOCOL
 ]);
 
 // This set contains headers that are permitted to have only a single
@@ -89,6 +91,7 @@ const kSingleValueHeaders = new Set([
   HTTP2_HEADER_AUTHORITY,
   HTTP2_HEADER_SCHEME,
   HTTP2_HEADER_PATH,
+  HTTP2_HEADER_PROTOCOL,
   HTTP2_HEADER_ACCESS_CONTROL_ALLOW_CREDENTIALS,
   HTTP2_HEADER_ACCESS_CONTROL_MAX_AGE,
   HTTP2_HEADER_ACCESS_CONTROL_REQUEST_METHOD,
@@ -155,7 +158,8 @@ const IDX_SETTINGS_INITIAL_WINDOW_SIZE = 2;
 const IDX_SETTINGS_MAX_FRAME_SIZE = 3;
 const IDX_SETTINGS_MAX_CONCURRENT_STREAMS = 4;
 const IDX_SETTINGS_MAX_HEADER_LIST_SIZE = 5;
-const IDX_SETTINGS_FLAGS = 6;
+const IDX_SETTINGS_ENABLE_CONNECT_PROTOCOL = 6;
+const IDX_SETTINGS_FLAGS = 7;
 
 const IDX_SESSION_STATE_EFFECTIVE_LOCAL_WINDOW_SIZE = 0;
 const IDX_SESSION_STATE_EFFECTIVE_RECV_DATA_LENGTH = 1;
@@ -277,6 +281,12 @@ function getDefaultSettings() {
       settingsBuffer[IDX_SETTINGS_MAX_HEADER_LIST_SIZE];
   }
 
+  if ((flags & (1 << IDX_SETTINGS_ENABLE_CONNECT_PROTOCOL)) ===
+      (1 << IDX_SETTINGS_ENABLE_CONNECT_PROTOCOL)) {
+    holder.enableConnectProtocol =
+      settingsBuffer[IDX_SETTINGS_ENABLE_CONNECT_PROTOCOL];
+  }
+
   return holder;
 }
 
@@ -294,7 +304,8 @@ function getSettings(session, remote) {
     initialWindowSize: settingsBuffer[IDX_SETTINGS_INITIAL_WINDOW_SIZE],
     maxFrameSize: settingsBuffer[IDX_SETTINGS_MAX_FRAME_SIZE],
     maxConcurrentStreams: settingsBuffer[IDX_SETTINGS_MAX_CONCURRENT_STREAMS],
-    maxHeaderListSize: settingsBuffer[IDX_SETTINGS_MAX_HEADER_LIST_SIZE]
+    maxHeaderListSize: settingsBuffer[IDX_SETTINGS_MAX_HEADER_LIST_SIZE],
+    enableConnectProtocol: settingsBuffer[IDX_SETTINGS_ENABLE_CONNECT_PROTOCOL]
   };
 }
 
@@ -329,6 +340,11 @@ function updateSettingsBuffer(settings) {
     flags |= (1 << IDX_SETTINGS_ENABLE_PUSH);
     settingsBuffer[IDX_SETTINGS_ENABLE_PUSH] = Number(settings.enablePush);
   }
+  if (typeof settings.enableConnectProtocol === 'boolean') {
+    flags |= (1 << IDX_SETTINGS_ENABLE_CONNECT_PROTOCOL);
+    settingsBuffer[IDX_SETTINGS_ENABLE_CONNECT_PROTOCOL] =
+      Number(settings.enableConnectProtocol);
+  }
 
   settingsBuffer[IDX_SETTINGS_FLAGS] = flags;
 }