-#define IOSOCKETFLAG_ACTIVE 0x0001
-#define IOSOCKETFLAG_LISTENING 0x0002
-#define IOSOCKETFLAG_PENDING_BINDDNS 0x0004
-#define IOSOCKETFLAG_PENDING_DESTDNS 0x0008
-#define IOSOCKETFLAG_DNSDONE_BINDDNS 0x0010
-#define IOSOCKETFLAG_DNSDONE_DESTDNS 0x0020
-#define IOSOCKETFLAG_DNSERROR 0x0040
-#define IOSOCKETFLAG_IPV6SOCKET 0x0080
-#define IOSOCKETFLAG_PARENT_PUBLIC 0x0100
-#define IOSOCKETFLAG_PARENT_DNSENGINE 0x0200
-#define IOSOCKETFLAG_SSLSOCKET 0x0400 /* use ssl after connecting */
-#define IOSOCKETFLAG_SSL_HANDSHAKE 0x0800 /* SSL Handshake in progress */
-#define IOSOCKETFLAG_SSL_WANTWRITE 0x1000
-#define IOSOCKETFLAG_SHUTDOWN 0x2000 /* disconnect pending */
-#define IOSOCKETFLAG_CONNECTING 0x4000
-#define IOSOCKETFLAG_INCOMING 0x8000 /* incoming (accepted) connection */
-#define IOSOCKETFLAG_DEAD 0x10000
-#define IOSOCKETFLAG_RECONNECT_IPV4 0x20000 /* possible fallback to ipv4 connect if ipv6 fails */
+#define IOSOCKETFLAG_ACTIVE 0x00000001
+#define IOSOCKETFLAG_LISTENING 0x00000002
+#define IOSOCKETFLAG_IPV6SOCKET 0x00000004
+#define IOSOCKETFLAG_INCOMING 0x00000008 /* incoming (accepted) connection */
+#define IOSOCKETFLAG_CONNECTING 0x00000010
+#define IOSOCKETFLAG_SHUTDOWN 0x00000020 /* disconnect pending */
+#define IOSOCKETFLAG_DEAD 0x00000040 /* socket dead (disconnected) */
+#define IOSOCKETFLAG_RECONNECT_IPV4 0x00000080 /* possible fallback to ipv4 connect if ipv6 fails */
+
+/* DNS Flags */
+#define IOSOCKETFLAG_PENDING_BINDDNS 0x00000100
+#define IOSOCKETFLAG_PENDING_DESTDNS 0x00000200
+#define IOSOCKETFLAG_DNSDONE_BINDDNS 0x00000400
+#define IOSOCKETFLAG_DNSDONE_DESTDNS 0x00000800
+#define IOSOCKETFLAG_DNSERROR 0x00001000
+
+/* SSL Flags */
+#define IOSOCKETFLAG_SSLSOCKET 0x00002000 /* use ssl after connecting */
+#define IOSOCKETFLAG_SSL_HANDSHAKE 0x00004000 /* SSL Handshake in progress */
+#define IOSOCKETFLAG_SSL_WANTWRITE 0x00008000 /* ssl module wants write access */
+#define IOSOCKETFLAG_SSL_READHS 0x00010000 /* ssl read rehandshake */
+#define IOSOCKETFLAG_SSL_WRITEHS 0x00020000 /* ssl write rehandshake */
+#define IOSOCKETFLAG_SSL_ESTABLISHED 0x00040000 /* ssl connection established */
+
+/* WANT_READ / WANT_WRITE override */
+#define IOSOCKETFLAG_OVERRIDE_WANT_RW 0x00080000
+#define IOSOCKETFLAG_OVERRIDE_WANT_R 0x00100000
+#define IOSOCKETFLAG_OVERRIDE_WANT_W 0x00200000
+
+/* _IOSocket socket_flags */
+#define IOSOCKETFLAG_DYNAMIC_BIND 0x00400000
+
+/* Parent descriptors */
+#define IOSOCKETFLAG_PARENT_PUBLIC 0x10000000
+#define IOSOCKETFLAG_PARENT_DNSENGINE 0x20000000
+/* reserved flags for additional descriptor types? */