From ec91e81a4fcfd7ee6bc4150f06d8740e82f808da Mon Sep 17 00:00:00 2001 From: Anton Kling Date: Wed, 22 Nov 2023 21:58:30 +0100 Subject: Networking: Split network packets if they are too large --- kernel/network/tcp.c | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'kernel/network/tcp.c') diff --git a/kernel/network/tcp.c b/kernel/network/tcp.c index 14bd0cb..e4b0891 100644 --- a/kernel/network/tcp.c +++ b/kernel/network/tcp.c @@ -113,6 +113,12 @@ void tcp_close_connection(struct INCOMING_TCP_CONNECTION *inc) { void send_tcp_packet(struct INCOMING_TCP_CONNECTION *inc, u8 *payload, u16 payload_length) { + if (payload_length > 1500 - 20 - sizeof(struct TCP_HEADER)) { + send_tcp_packet(inc, payload, 1500 - 20 - sizeof(struct TCP_HEADER)); + payload_length -= 1500 - 20 - sizeof(struct TCP_HEADER); + payload += 1500 - 20 - sizeof(struct TCP_HEADER); + return send_tcp_packet(inc, payload, payload_length); + } struct TCP_HEADER header = {0}; header.src_port = htons(inc->dst_port); header.dst_port = inc->n_port; -- cgit v1.2.3