ext/sockets: adding BSD IP_BINDANY constant.

devnexen · devnexen · commit ddd1dd0c4b9e · 2025-02-11T13:10:42.000Z
Simply allows the socket to bind to any address, including one not bound to any network interface. close GH-17591
diff --git a/NEWS b/NEWS
@@ -132,6 +132,7 @@ PHP                                                                        NEWS
     (David Carlier)
   . socket_getsockname/socket_create/socket_bind handled AF_PACKET family socket.
     (David Carlier)
+  . Added IP_BINDANY for a socket to bind to any address. (David Carlier)
 
 - Sodium:
   . Fix overall theorical overflows on zend_string buffer allocations.
diff --git a/UPGRADING b/UPGRADING
@@ -267,6 +267,7 @@ PHP 8.5 UPGRADE NOTES
   . TCP_REUSPORT_LB_NUMA_CURDOM (FreeBSD only).
   . TCP_BBR_ALGORITHM (FreeBSD only).
   . AF_PACKET (Linux only).
+  . IP_BINDANY (FreeBSD/NetBSD/OpenBSD only).
 
 ========================================
 11. Changes to INI File Handling
diff --git a/ext/sockets/sockets.stub.php b/ext/sockets/sockets.stub.php
@@ -1915,6 +1915,13 @@
  */
 const TCP_REPAIR = UNKNOWN;
 #endif
+#if defined(IP_BINDANY)
+/**
+ * @var int
+ * @cvalue IP_BINDANY
+ */
+const IP_BINDANY = UNKNOWN;
+#endif
 #if defined(IP_DONTFRAG)
 /**
  * @var int
diff --git a/ext/sockets/sockets_arginfo.h b/ext/sockets/sockets_arginfo.h
