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diff src/event/quic/ngx_event_quic_connection.h @ 8737:76f476ce4d31 quic

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QUIC: distinct files for connection migration. The connection migration-related code from quic.c with dependencies is moved into separate file.
author Vladimir Homutov <vl@nginx.com>
date Wed, 31 Mar 2021 14:57:15 +0300
parents 714e9af983de
children c8bda5e1e662
line wrap: on
line diff
--- a/src/event/quic/ngx_event_quic_connection.h
+++ b/src/event/quic/ngx_event_quic_connection.h
@@ -19,6 +19,18 @@
 
 typedef struct ngx_quic_connection_s  ngx_quic_connection_t;
 
+/*  0-RTT and 1-RTT data exist in the same packet number space,
+ *  so we have 3 packet number spaces:
+ *
+ *  0 - Initial
+ *  1 - Handshake
+ *  2 - 0-RTT and 1-RTT
+ */
+#define ngx_quic_get_send_ctx(qc, level)                                      \
+    ((level) == ssl_encryption_initial) ? &((qc)->send_ctx[0])                \
+        : (((level) == ssl_encryption_handshake) ? &((qc)->send_ctx[1])       \
+                                                 : &((qc)->send_ctx[2]))
+
 
 typedef struct {
     ngx_queue_t                       queue;
@@ -175,5 +187,6 @@ struct ngx_quic_connection_s {
 ngx_quic_frame_t *ngx_quic_alloc_frame(ngx_connection_t *c);
 void ngx_quic_queue_frame(ngx_quic_connection_t *qc, ngx_quic_frame_t *frame);
 void ngx_quic_close_connection(ngx_connection_t *c, ngx_int_t rc);
+ngx_msec_t ngx_quic_pto(ngx_connection_t *c, ngx_quic_send_ctx_t *ctx);
 
 #endif