sockets adding TCP_QUICKACK constant.

devnexen · devnexen · commit 9c2572565ac8 · 2022-12-22T14:50:33.000Z
having tigher control on ACK delays, difference is the setting is `volatile` as it can be turned off by the kernel if not set explicitally set otherwise on the socket. Closes GH-10145.
diff --git a/NEWS b/NEWS
@@ -70,6 +70,8 @@ PHP                                                                        NEWS
     over socket binding for a cpu core. (David Carlier)
   . Added SKF_AD_QUEUE for cbpf filters. (David Carlier)
   . Added socket_atmark if send/recv needs using MSG_OOB. (David Carlier)
+  . Added TCP_QUICKACK constant, to give tigher control over
+    ACK delays. (David Carlier)
 
 - Standard:
   . E_NOTICEs emitted by unserialize() have been promoted to E_WARNING. (timwolla)
diff --git a/UPGRADING b/UPGRADING
@@ -105,6 +105,7 @@ PHP 8.3 UPGRADE NOTES
 
 - Sockets:
   . SO_ATTACH_REUSEPORT_CBPF (Linux only).
+  . TCP_QUICKACK (Linux only).
 
 ========================================
 11. Changes to INI File Handling
diff --git a/ext/sockets/sockets.stub.php b/ext/sockets/sockets.stub.php
@@ -1699,6 +1699,13 @@
  */
 const SO_DETACH_BPF = UNKNOWN;
 #endif
+#if defined(TCP_QUICKACK)
+/**
+ * @var int
+ * @cvalue TCP_QUICKACK
+ */
+const TCP_QUICKACK = UNKNOWN;
+#endif
 
 /**
  * @strict-properties
diff --git a/ext/sockets/sockets_arginfo.h b/ext/sockets/sockets_arginfo.h
