Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.

===================================================================
RCS file: /ftp/cvs/cvsroot/src/sys/kern/uipc_socket.c,v
retrieving revision 1.44
retrieving revision 1.44.6.1
diff -u -p -r1.44 -r1.44.6.1
--- src/sys/kern/uipc_socket.c	1999/03/23 10:45:37	1.44
+++ src/sys/kern/uipc_socket.c	1999/06/28 06:36:53	1.44.6.1
@@ -1,4 +1,4 @@
-/*	$NetBSD: uipc_socket.c,v 1.44 1999/03/23 10:45:37 lukem Exp $	*/
+/*	$NetBSD: uipc_socket.c,v 1.44.6.1 1999/06/28 06:36:53 itojun Exp $	*/
 
 /*
  * Copyright (c) 1982, 1986, 1988, 1990, 1993
@@ -62,6 +62,10 @@ soinit()
 	    "sockpl", 0, NULL, NULL, M_SOCKET);
 }
 
+#ifdef KEY
+#include <netkey/key.h>
+#endif
+
 /*
  * Socket operation routines.
  * These routines are called by the routines in
@@ -164,7 +168,17 @@ sofree(so)
 	register struct socket *so;
 {
 
-	if (so->so_pcb || (so->so_state & SS_NOFDREF) == 0)
+	if (so->so_pcb
+#ifdef MAPPED_ADDR_ENABLED
+	    /*
+	     * MAPPED_ADDR implementation spec:
+	     *  Check so_pcb2 despite the ip6_mapped_addr value. 
+	     *  Because the sysctl value may be changed to 0
+	     *  after connection establishment.
+	     */
+	    || so->so_pcb2
+#endif /* MAPPED_ADDR_ENABLED */
+	    || (so->so_state & SS_NOFDREF) == 0)
 		return;
 	if (so->so_head) {
 		/*
@@ -203,7 +217,11 @@ soclose(so)
 			(void) soabort(so2);
 		}
 	}
-	if (so->so_pcb == 0)
+	if (so->so_pcb == 0
+#ifdef MAPPED_ADDR_ENABLED
+	    && so->so_pcb2 == 0
+#endif /* MAPPED_ADDR_ENABLED */
+	    )
 		goto discard;
 	if (so->so_state & SS_ISCONNECTED) {
 		if ((so->so_state & SS_ISDISCONNECTING) == 0) {
@@ -225,7 +243,11 @@ soclose(so)
 		}
 	}
 drop:
-	if (so->so_pcb) {
+	if (so->so_pcb
+#ifdef MAPPED_ADDR_ENABLED
+	    || so->so_pcb2
+#endif /* MAPPED_ADDR_ENABLED */
+	    ) {
 		int error2 = (*so->so_proto->pr_usrreq)(so, PRU_DETACH,
 		    (struct mbuf *)0, (struct mbuf *)0, (struct mbuf *)0,
 		    (struct proc *)0);
@@ -822,7 +844,13 @@ dontblock:
 	if ((flags & MSG_PEEK) == 0) {
 		if (m == 0)
 			so->so_rcv.sb_mb = nextrecord;
-		if (pr->pr_flags & PR_WANTRCVD && so->so_pcb)
+		if (pr->pr_flags & PR_WANTRCVD &&
+		    (so->so_pcb
+#ifdef MAPPED_ADDR_ENABLED
+		     || so->so_pcb2
+#endif /* MAPPED_ADDR_ENABLED */
+		     )
+		    )
 			(*pr->pr_usrreq)(so, PRU_RCVD, (struct mbuf *)0,
 			    (struct mbuf *)(long)flags, (struct mbuf *)0,
 			    (struct proc *)0);