From 02fcefc34c2a26f112cf7bd2b02ae306790b1384 Mon Sep 17 00:00:00 2001
From: Michael Hollister <michael@futo.org>
Date: Tue, 29 Jul 2025 00:02:47 -0500
Subject: [PATCH] webOS: Reverted change for writing header bytes

---
 receivers/common/web/FCastSession.ts | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/receivers/common/web/FCastSession.ts b/receivers/common/web/FCastSession.ts
index 541e6ff..57aa757 100644
--- a/receivers/common/web/FCastSession.ts
+++ b/receivers/common/web/FCastSession.ts
@@ -61,7 +61,16 @@ export class FCastSession {
 
         const size = 1 + data.length;
         const header = Buffer.alloc(4 + 1);
-        header.writeUint32LE(size, 0);
+
+        // webOS 22 and earlier node versions do not support `writeUint32LE` despite nodejs stating
+        // it should be supported in those versions... `writeUIntLE` however works instead.
+        // @ts-ignore
+        if (TARGET === 'webOS') {
+            header.writeUIntLE(size, 0, 4);
+        } else {
+            header.writeUint32LE(size, 0);
+        }
+
         header[4] = opcode;
 
         let packet: Buffer;