From 6bf371cc35c11890ab18c32aabd11bf8a816e574 Mon Sep 17 00:00:00 2001
From: Anton Kling <anton@kling.gg>
Date: Thu, 4 Jul 2024 23:03:16 +0200
Subject: TCP: Add back support for listening on a socket

---
 kernel/socket.h | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'kernel/socket.h')

diff --git a/kernel/socket.h b/kernel/socket.h
index 5ea71f5..bba63c5 100644
--- a/kernel/socket.h
+++ b/kernel/socket.h
@@ -6,6 +6,7 @@ typedef int socklen_t;
 #include <fs/vfs.h>
 #include <lib/buffered_write.h>
 #include <lib/relist.h>
+#include <lib/list.h>
 #include <lib/ringbuffer.h>
 #include <lib/stack.h>
 #include <stddef.h>
@@ -69,10 +70,14 @@ struct TcpConnection {
   u32 snd_nxt;
   u32 snd_max;
   u32 snd_wnd;
+
+  struct list incoming_connections;
 };
 
 struct TcpConnection *tcp_find_connection(ipv4_t src_ip, u16 src_port,
                                           ipv4_t dst_ip, u16 dst_port);
+struct TcpConnection *tcp_connect_to_listen(ipv4_t src_ip, u16 src_port,
+                                            ipv4_t dst_ip, u16 dst_port);
 struct UdpConnection *udp_find_connection(ipv4_t src_ip, u16 src_port,
                                           u16 dst_port);
 
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