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diff src/event/ngx_event_quic_transport.h @ 8383:7ea34e13937f quic

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Address validation using Retry packets. The behaviour is toggled with the new directive "quic_retry on|off". QUIC token construction is made suitable for issuing with NEW_TOKEN.
author Sergey Kandaurov <pluknet@nginx.com>
date Thu, 14 May 2020 15:47:18 +0300
parents 9d9531431c8c
children 52d0c4832570
line wrap: on
line diff
--- a/src/event/ngx_event_quic_transport.h
+++ b/src/event/ngx_event_quic_transport.h
@@ -280,6 +280,7 @@ typedef struct {
     size_t                                      len;
 
     /* cleartext fields */
+    ngx_str_t                                   odcid; /* retry packet tag */
     ngx_str_t                                   dcid;
     ngx_str_t                                   scid;
     uint64_t                                    pn;
@@ -303,6 +304,9 @@ ngx_int_t ngx_quic_parse_short_header(ng
 size_t ngx_quic_create_short_header(ngx_quic_header_t *pkt, u_char *out,
     size_t pkt_len, u_char **pnp);
 
+size_t ngx_quic_create_retry_itag(ngx_quic_header_t *pkt, u_char *out,
+    u_char **start);
+
 ngx_int_t ngx_quic_parse_initial_header(ngx_quic_header_t *pkt);
 ngx_int_t ngx_quic_parse_handshake_header(ngx_quic_header_t *pkt);