From 95e81892c9b4d069bf7d064ed8a644e92e751abb Mon Sep 17 00:00:00 2001 From: "Jason A. Donenfeld" Date: Wed, 16 Nov 2016 04:13:16 +0100 Subject: packets: consolidate constants Signed-off-by: Jason A. Donenfeld --- src/messages.h | 12 +++++++++++- 1 file changed, 11 insertions(+), 1 deletion(-) (limited to 'src/messages.h') diff --git a/src/messages.h b/src/messages.h index 0a799eb..7a4b14e 100644 --- a/src/messages.h +++ b/src/messages.h @@ -46,7 +46,10 @@ enum limits { INITIATIONS_PER_SECOND = HZ / 50, MAX_PEERS_PER_DEVICE = U16_MAX, KEEPALIVE_TIMEOUT = 10 * HZ, - MAX_TIMER_HANDSHAKES = (90 * HZ) / REKEY_TIMEOUT + MAX_TIMER_HANDSHAKES = (90 * HZ) / REKEY_TIMEOUT, + MAX_QUEUED_INCOMING_HANDSHAKES = 4096, + MAX_BURST_INCOMING_HANDSHAKES = 16, + MAX_QUEUED_OUTGOING_PACKETS = 1024 }; enum message_type { @@ -108,6 +111,13 @@ enum message_alignments { MESSAGE_MINIMUM_LENGTH = message_data_len(0) }; +#define SKB_HEADER_LEN (max(sizeof(struct iphdr), sizeof(struct ipv6hdr)) + sizeof(struct udphdr) + NET_SKB_PAD) +#define DATA_PACKET_HEAD_ROOM ALIGN(sizeof(struct message_data) + SKB_HEADER_LEN, 4) + +enum { + HANDSHAKE_DSCP = 0b10001000 /* AF41, plus 00 ECN */ +}; + static inline enum message_type message_determine_type(void *src, size_t src_len) { struct message_header *header = src; -- cgit v1.2.3