Introducing websocket support in router and libunit.

src/nxt_h1proto.h

@@ -0,0 +1,48 @@
+
+/*
+ * Copyright (C) NGINX, Inc.
+ */
+
+#ifndef _NXT_H1PROTO_H_INCLUDED_
+#define _NXT_H1PROTO_H_INCLUDED_
+
+
+#include <nxt_main.h>
+#include <nxt_http_parse.h>
+#include <nxt_http.h>
+#include <nxt_router.h>
+
+
+typedef struct nxt_h1p_websocket_timer_s nxt_h1p_websocket_timer_t;
+
+
+struct nxt_h1proto_s {
+    nxt_http_request_parse_t  parser;
+
+    uint8_t                   nbuffers;
+    uint8_t                   keepalive;            /* 1 bit  */
+    uint8_t                   chunked;              /* 1 bit  */
+    uint8_t                   websocket;            /* 1 bit  */
+    uint8_t                   connection_upgrade;   /* 1 bit  */
+    uint8_t                   upgrade_websocket;    /* 1 bit  */
+    uint8_t                   websocket_version_ok; /* 1 bit  */
+    nxt_http_te_t             transfer_encoding:8;  /* 2 bits */
+
+    uint8_t                   websocket_cont_expected;  /* 1 bit */
+    uint8_t                   websocket_closed;         /* 1 bit */
+
+    uint32_t                  header_size;
+
+    nxt_http_field_t          *websocket_key;
+    nxt_h1p_websocket_timer_t *websocket_timer;
+
+    nxt_http_request_t        *request;
+    nxt_buf_t                 *buffers;
+    /*
+     * All fields before the conn field will
+     * be zeroed in a keep-alive connection.
+     */
+    nxt_conn_t                *conn;
+};
+
+#endif  /* _NXT_H1PROTO_H_INCLUDED_ */