eui64.h - EUI64 routines for IPv6CP.
Copyright (C) 1999 Tommi Komulainen <Tommi.Komulainen@iki.fi>
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ Redistribution and use in source and binary forms are permitted
+ provided that the above copyright notice and this paragraph are
+ duplicated in all such forms and that any documentation,
+ advertising materials, and other materials related to such
+ distribution and use acknowledge that the software was developed
+ by Tommi Komulainen. The name of the author may not be used
+ to endorse or promote products derived from this software without
+ specific prior written permission.
+ THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
+ IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
+ WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
- $Id: eui64.h,v 1.2 1999/08/25 04:15:51 paulus Exp $
+ $Id: eui64.h,v 1.5 2000/08/05 06:46:47 paulus Exp $
*/
+#ifndef __EUI64_H__
+#define __EUI64_H__
+
+#if !defined(INET6)
+#error "this file should only be included when INET6 is defined"
+#endif /* not defined(INET6) */
+
+#if defined(SOL2)
+#include <netinet/in.h>
+
+typedef union {
+ uint8_t e8[8]; /* lower 64-bit IPv6 address */
+ uint32_t e32[2]; /* lower 64-bit IPv6 address */
+} eui64_t;
+
+/*
+ * Declare the two below, since in.h only defines them when _KERNEL
+ * is declared - which shouldn't be true when dealing with user-land programs
+ */
+#define s6_addr8 _S6_un._S6_u8
+#define s6_addr32 _S6_un._S6_u32
+
+#else /* else if not defined(SOL2) */
+
/*
* TODO:
*
u_int32_t e32[2];
} eui64_t;
+#endif /* defined(SOL2) */
+
#define eui64_iszero(e) (((e).e32[0] | (e).e32[1]) == 0)
#define eui64_equals(e, o) (((e).e32[0] == (o).e32[0]) && \
((e).e32[1] == (o).e32[1]))
#define eui64_setlo32(e, l) eui64_set32(e, l)
char *eui64_ntoa __P((eui64_t)); /* Returns ascii representation of id */
+
+#endif /* __EUI64_H__ */
+