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diff src/event/quic/ngx_event_quic.h @ 8990:b42a041d23a2 quic

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QUIC: introduced explicit stream states. This allows to eliminate the usage of stream connection event flags for tracking stream state.
author Roman Arutyunyan <arut@nginx.com>
date Mon, 31 Jan 2022 09:46:02 +0300
parents 3d0fc72d409e
children cba58cb06b3a
line wrap: on
line diff
--- a/src/event/quic/ngx_event_quic.h
+++ b/src/event/quic/ngx_event_quic.h
@@ -28,6 +28,26 @@
 #define NGX_QUIC_STREAM_UNIDIRECTIONAL       0x02
 
 
+typedef enum {
+    NGX_QUIC_STREAM_SEND_READY = 0,
+    NGX_QUIC_STREAM_SEND_SEND,
+    NGX_QUIC_STREAM_SEND_DATA_SENT,
+    NGX_QUIC_STREAM_SEND_DATA_RECVD,
+    NGX_QUIC_STREAM_SEND_RESET_SENT,
+    NGX_QUIC_STREAM_SEND_RESET_RECVD
+} ngx_quic_stream_send_state_e;
+
+
+typedef enum {
+    NGX_QUIC_STREAM_RECV_RECV = 0,
+    NGX_QUIC_STREAM_RECV_SIZE_KNOWN,
+    NGX_QUIC_STREAM_RECV_DATA_RECVD,
+    NGX_QUIC_STREAM_RECV_DATA_READ,
+    NGX_QUIC_STREAM_RECV_RESET_RECVD,
+    NGX_QUIC_STREAM_RECV_RESET_READ
+} ngx_quic_stream_recv_state_e;
+
+
 typedef struct {
     ngx_ssl_t                 *ssl;
 
@@ -66,6 +86,8 @@ struct ngx_quic_stream_s {
     ngx_chain_t               *in;
     ngx_chain_t               *out;
     ngx_uint_t                 cancelable;  /* unsigned  cancelable:1; */
+    ngx_quic_stream_send_state_e  send_state;
+    ngx_quic_stream_recv_state_e  recv_state;
 };