From d1ff1de803525c3aeb17cf83f034eb5dfd4edfab Mon Sep 17 00:00:00 2001
From: Brian Pane <brianp@apache.org>
Date: Mon, 12 Sep 2005 00:29:10 +0000
Subject: [PATCH] Added new connection states CONN_STATE_HANDLER and
 CONN_STATE_WRITE_COMPLETION. Also, core_create_conn() now initializes the
 conn_state within the newly created connection.

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/async-dev@280221 13f79535-47bb-0310-9956-ffa450edef68
---
 CHANGES                  |  5 +++++
 include/httpd.h          |  2 ++
 modules/http/http_core.c | 11 +++++++----
 server/core.c            |  8 ++++++++
 4 files changed, 22 insertions(+), 4 deletions(-)

diff --git a/CHANGES b/CHANGES
index 4be46983c10..32a206fe22e 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,4 +1,9 @@
                                                         -*- coding: utf-8 -*-
+Changes in Apache 2.3.0 async-dev R&D branch
+
+  *) Added new connection states for handler and write completion
+     [Brian Pane]
+
 Changes with Apache 2.3.0
   [Remove entries to the current 2.0 and 2.2 section below, when backported]
 
diff --git a/include/httpd.h b/include/httpd.h
index 7f08b92d1dd..0cb68df8471 100644
--- a/include/httpd.h
+++ b/include/httpd.h
@@ -1074,6 +1074,8 @@ struct conn_rec {
 typedef enum  {
     CONN_STATE_CHECK_REQUEST_LINE_READABLE,
     CONN_STATE_READ_REQUEST_LINE,
+    CONN_STATE_HANDLER,
+    CONN_STATE_WRITE_COMPLETION,
     CONN_STATE_LINGER,
 } conn_state_e;
 
diff --git a/modules/http/http_core.c b/modules/http/http_core.c
index 9dcee75697e..805129f5576 100644
--- a/modules/http/http_core.c
+++ b/modules/http/http_core.c
@@ -123,6 +123,7 @@ static int ap_process_http_async_connection(conn_rec *c)
                                                        
             ap_update_child_status(c->sbh, SERVER_BUSY_WRITE, r);
             if (r->status == HTTP_OK)
+                cs->state = CONN_STATE_HANDLER;
                 ap_process_request(r);
 
             if (ap_extended_status)
@@ -135,10 +136,12 @@ static int ap_process_http_async_connection(conn_rec *c)
             else if (!c->data_in_input_filters) {
                 cs->state = CONN_STATE_CHECK_REQUEST_LINE_READABLE;
             }
-
-            /* else we are pipelining.  Stay in READ_REQUEST_LINE state
-             *  and stay in the loop
-             */
+            else {
+                /* else we are pipelining.  Return to READ_REQUEST_LINE state
+                 *  and stay in the loop
+                 */
+                cs->state = CONN_STATE_READ_REQUEST_LINE;
+            }
 
             apr_pool_destroy(r->pool);
         }
diff --git a/server/core.c b/server/core.c
index 41796c498e3..589c770f630 100644
--- a/server/core.c
+++ b/server/core.c
@@ -3840,6 +3840,14 @@ static conn_rec *core_create_conn(apr_pool_t *ptrans, server_rec *server,
 
     c->id = id;
     c->bucket_alloc = alloc;
+    
+    c->cs = (conn_state_t *)apr_pcalloc(ptrans, sizeof(conn_state_t));
+    APR_RING_INIT(&(c->cs->timeout_list), conn_state_t, timeout_list);
+    c->cs->expiration_time = 0;
+    c->cs->state = CONN_STATE_CHECK_REQUEST_LINE_READABLE;
+    c->cs->c = c;
+    c->cs->p = ptrans;
+    c->cs->bucket_alloc = alloc;
 
     return c;
 }
-- 
2.47.2