From dd42e4981169895c4fe94fe66eee34c6aa86c213 Mon Sep 17 00:00:00 2001
From: "Adam D. Ruppe" <destructionator@gmail.com>
Date: Sun, 27 Sep 2020 21:59:09 -0400
Subject: [PATCH] omg another bug in this broken websocket client

---
 http2.d | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/http2.d b/http2.d
index c31f872..19f1466 100644
--- a/http2.d
+++ b/http2.d
@@ -2813,6 +2813,7 @@ class WebSocket {
 
 	private WebSocketFrame processOnce() {
 		ubyte[] d = receiveBuffer[0 .. receiveBufferUsedLength];
+		//import std.stdio; writeln(d);
 		auto s = d;
 		// FIXME: handle continuation frames more efficiently. it should really just reuse the receive buffer.
 		WebSocketFrame m;
@@ -2876,7 +2877,10 @@ class WebSocket {
 				default: // ignore though i could and perhaps should throw too
 			}
 		}
-		receiveBufferUsedLength -= s.length - d.length;
+
+		import core.stdc.string;
+		memmove(receiveBuffer.ptr, d.ptr, d.length);
+		receiveBufferUsedLength = d.length;
 
 		return m;
 	}