--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/genericopenlibs/cstdlib/LINCINET/TCP_FSM.H Tue Feb 02 02:01:42 2010 +0200
@@ -0,0 +1,85 @@
+/* TCP_FSM.H
+ *
+ * Portions Copyright (c) 1997-1999 Nokia Corporation and/or its subsidiary(-ies).
+ * All rights reserved.
+ */
+
+/*
+ * Copyright (c) 1982, 1986 Regents of the University of California.
+ * All rights reserved. The Berkeley software License Agreement
+ * specifies the terms and conditions for redistribution.
+ */
+
+/** @file
+@publishedAll
+@released
+*/
+
+/*
+ * TCP FSM state definitions.
+ * Per RFC793, September, 1981.
+ */
+
+#ifndef _NETINET_TCP_FSM_H
+#define _NETINET_TCP_FSM_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define TCP_NSTATES 11
+
+#define TCPS_CLOSED 0 /* closed */
+#define TCPS_LISTEN 1 /* listening for connection */
+#define TCPS_SYN_SENT 2 /* active, have sent syn */
+#define TCPS_SYN_RECEIVED 3 /* have send and received syn */
+/**
+states < TCPS_ESTABLISHED are those where connections not established
+*/
+#define TCPS_ESTABLISHED 4 /* established */
+#define TCPS_CLOSE_WAIT 5 /* rcvd fin, waiting for close */
+
+/**
+states > TCPS_CLOSE_WAIT are those where user has closed
+*/
+#define TCPS_FIN_WAIT_1 6 /* have closed, sent fin */
+#define TCPS_CLOSING 7 /* closed xchd FIN; await FIN ACK */
+#define TCPS_LAST_ACK 8 /* had fin and close; await FIN ACK */
+
+/**
+states > TCPS_CLOSE_WAIT && < TCPS_FIN_WAIT_2 await ACK of FIN
+*/
+#define TCPS_FIN_WAIT_2 9 /* have closed, fin is acked */
+#define TCPS_TIME_WAIT 10 /* in 2*msl quiet wait after close */
+
+#define TCPS_HAVERCVDSYN(s) ((s) >= TCPS_SYN_RECEIVED)
+#define TCPS_HAVERCVDFIN(s) ((s) >= TCPS_TIME_WAIT)
+
+#ifdef TCPOUTFLAGS
+/**
+Flags used when sending segments in tcp_output.
+Basic flags (TH_RST,TH_ACK,TH_SYN,TH_FIN) are totally
+determined by state, with the proviso that TH_FIN is sent only
+if all data queued for output is included in the segment.
+*/
+const u_char tcp_outflags[TCP_NSTATES] = {
+ TH_RST|TH_ACK, 0, TH_SYN, TH_SYN|TH_ACK,
+ TH_ACK, TH_ACK,
+ TH_FIN|TH_ACK, TH_FIN|TH_ACK, TH_FIN|TH_ACK, TH_ACK, TH_ACK,
+};
+#endif
+
+#ifdef TCPSTATES
+
+const char *tcpstates[] = {
+ "CLOSED", "LISTEN", "SYN_SENT", "SYN_RCVD",
+ "ESTABLISHED", "CLOSE_WAIT", "FIN_WAIT_1", "CLOSING",
+ "LAST_ACK", "FIN_WAIT_2", "TIME_WAIT",
+};
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _NETINET_TCP_FSM_H */