From 476ed808f9b9d89a7a25f532876e51d9a8efe932 Mon Sep 17 00:00:00 2001
From: bruce34 <bruce34sw@gmail.com>
Date: Sat, 16 Feb 2019 08:03:17 +0000
Subject: [PATCH] Bugfix index out of bounds (\r\n\r\n split over two packets)
 (#632)

---
 raw_socket_listener/tcp_message.go | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/raw_socket_listener/tcp_message.go b/raw_socket_listener/tcp_message.go
index 27c65dd..196c76a 100644
--- a/raw_socket_listener/tcp_message.go
+++ b/raw_socket_listener/tcp_message.go
@@ -220,8 +220,9 @@ func (t *TCPMessage) updateHeadersPacket() {
 				t.headerPacket = i
 				return
 			}
-		} else if bytes.Equal(p.Data, bBR) {
-			if bytes.LastIndex(t.packets[i-1].Data, bBR) != -1 {
+		} else if i > 0 && bytes.Equal(p.Data, bBR) {
+			idx := bytes.LastIndex(t.packets[i-1].Data, bBR)
+			if idx != -1 && idx == len(t.packets[i-1].Data)-len(bBR) {
 				t.headerPacket = i
 				return
 			}