From 0406ceaaee37395222cc0d87df03b940c8946a5c Mon Sep 17 00:00:00 2001
From: meem <none@none>
Date: Thu, 12 Jan 2006 20:36:01 -0800
Subject: 4659930 ip_anon_rcm`ifaddrlist() misbehaves when no interfaces are
 found 4803054 ip_anon_rcm`ifaddrlist() contains unsafe string strncpy() usage
 6370980 ifaddrlist() needs to be fixed up and put in libinetutil 6372093
 purge ip_anon_register()'s pathetic attempts to paper over 4659930

--HG--
rename : usr/src/cmd/cmd-inet/common/Makefile => deleted_files/usr/src/cmd/cmd-inet/common/Makefile
rename : usr/src/cmd/cmd-inet/common/ifaddrlist.h => deleted_files/usr/src/cmd/cmd-inet/common/ifaddrlist.h
rename : usr/src/cmd/cmd-inet/usr.sbin/ping/req.flg => deleted_files/usr/src/cmd/cmd-inet/usr.sbin/ping/req.flg
rename : usr/src/cmd/cmd-inet/usr.sbin/traceroute/req.flg => deleted_files/usr/src/cmd/cmd-inet/usr.sbin/traceroute/req.flg
rename : usr/src/cmd/cmd-inet/common/ifaddrlist.c => usr/src/lib/libinetutil/common/ifaddrlist.c
---
 usr/src/lib/libinetutil/common/libinetutil.h | 38 ++++++++++++++++++++++++++--
 1 file changed, 36 insertions(+), 2 deletions(-)

(limited to 'usr/src/lib/libinetutil/common/libinetutil.h')

diff --git a/usr/src/lib/libinetutil/common/libinetutil.h b/usr/src/lib/libinetutil/common/libinetutil.h
index 0213a23aa2..b21d54f56c 100644
--- a/usr/src/lib/libinetutil/common/libinetutil.h
+++ b/usr/src/lib/libinetutil/common/libinetutil.h
@@ -19,8 +19,9 @@
  *
  * CDDL HEADER END
  */
+
 /*
- * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
+ * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
  * Use is subject to license terms.
  */
 
@@ -30,7 +31,7 @@
 #pragma ident	"%Z%%M%	%I%	%E% SMI"
 
 /*
- * Contains SMI-private API for general internet functionality
+ * Contains SMI-private API for general Internet functionality
  */
 
 #ifdef	__cplusplus
@@ -59,6 +60,39 @@ typedef struct {
 extern boolean_t ifparse_ifspec(const char *, ifspec_t *);
 extern void get_netmask4(const struct in_addr *, struct in_addr *);
 
+/*
+ * Extended version of the classic BSD ifaddrlist() interface:
+ *
+ *    int ifaddrlist(struct ifaddrlist **addrlistp, int af, char *errbuf);
+ *
+ * 	* addrlistp: Upon success, ifaddrlist() sets *addrlistp to a
+ *	  dynamically-allocated array of addresses.
+ *
+ *	* af: Either AF_INET to obtain IPv4 addresses, or AF_INET6 to
+ *	  obtain IPv6 addresses.
+ *
+ *	* errbuf: A caller-supplied buffer of ERRBUFSIZE.  Upon failure,
+ *	  provides the reason for the failure.
+ *
+ * Upon success, ifaddrlist() returns the number of addresses in the array
+ * pointed to by `addrlistp'.  If the count is 0, then `addrlistp' is NULL.
+ */
+union any_in_addr {
+	struct in6_addr	addr6;
+	struct in_addr	addr;
+};
+
+struct ifaddrlist {
+	int		index;			/* interface index */
+	union any_in_addr addr;			/* interface address */
+	char		device[LIFNAMSIZ + 1];	/* interface name */
+	uint64_t	flags;			/* interface flags */
+};
+
+#define	ERRBUFSIZE 128			/* expected size of third argument */
+
+extern int ifaddrlist(struct ifaddrlist **, int, char *);
+
 /*
  * Timer queues
  *
-- 
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