diff options
author | paul <paul> | 2002-12-13 20:15:29 +0000 |
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committer | paul <paul> | 2002-12-13 20:15:29 +0000 |
commit | 718e3744195351130f4ce7dbe0613f4b3e23df93 (patch) | |
tree | bac2ad39971cd43f31241ef123bd4e470f695ac9 /ospf6d/ospf6_prefix.h |
Initial revision
Diffstat (limited to 'ospf6d/ospf6_prefix.h')
-rw-r--r-- | ospf6d/ospf6_prefix.h | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/ospf6d/ospf6_prefix.h b/ospf6d/ospf6_prefix.h new file mode 100644 index 00000000..65a8cbc8 --- /dev/null +++ b/ospf6d/ospf6_prefix.h @@ -0,0 +1,83 @@ +/* + * Copyright (C) 1999 Yasuhiro Ohara + * + * This file is part of GNU Zebra. + * + * GNU Zebra 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, or (at your option) any + * later version. + * + * GNU Zebra 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 GNU Zebra; see the file COPYING. If not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +#ifndef OSPF6_PREFIX_H +#define OSPF6_PREFIX_H + +#include "linklist.h" + +#define OSPF6_PREFIX_OPTION_NU (1 << 0) /* No Unicast */ +#define OSPF6_PREFIX_OPTION_LA (1 << 1) /* Local Address */ +#define OSPF6_PREFIX_OPTION_MC (1 << 2) /* MultiCast */ +#define OSPF6_PREFIX_OPTION_P (1 << 3) /* Propagate (NSSA) */ + +struct ospf6_prefix +{ + u_int8_t prefix_length; + u_int8_t prefix_options; + union { + u_int16_t _prefix_metric; + u_int16_t _prefix_referenced_lstype; + } u; +#define prefix_metric u._prefix_metric +#define prefix_refer_lstype u._prefix_referenced_lstype + /* followed by one address_prefix */ +}; + +/* size_t OSPF6_PREFIX_SPACE (int prefixlength); */ +#define OSPF6_PREFIX_SPACE(x) ((((x) + 31) / 32) * 4) + +/* size_t OSPF6_PREFIX_SIZE (struct ospf6_prefix *); */ +#define OSPF6_PREFIX_SIZE(x) \ + (OSPF6_PREFIX_SPACE ((x)->prefix_length) + sizeof (struct ospf6_prefix)) + +/* struct ospf6_prefix *OSPF6_NEXT_PREFIX (struct ospf6_prefix *); */ +#define OSPF6_NEXT_PREFIX(x) \ + ((struct ospf6_prefix *)((char *)(x) + OSPF6_PREFIX_SIZE (x))) + + + +/* Function Prototypes */ +struct ospf6_prefix * + ospf6_prefix_make (u_int8_t, u_int16_t, struct prefix_ipv6 *); +void ospf6_prefix_free (struct ospf6_prefix *); +void ospf6_prefix_in6_addr (struct ospf6_prefix *, struct in6_addr *); +void ospf6_prefix_copy (struct ospf6_prefix *, struct ospf6_prefix *, + size_t); + +void ospf6_prefix_apply_mask (struct ospf6_prefix *); +int ospf6_prefix_issame (struct ospf6_prefix *, struct ospf6_prefix *); + +char *ospf6_prefix_options_str (u_int8_t, char *, size_t); +char *ospf6_prefix_string (struct ospf6_prefix *, char *, size_t); + +struct ospf6_prefix * +ospf6_prefix_lookup (list l, struct ospf6_prefix *prefix); +void ospf6_prefix_add (list, struct ospf6_prefix *); + +struct ospf6_prefix * +ospf6_prefix_create (u_int8_t, u_int16_t, struct prefix_ipv6 *); +void ospf6_prefix_delete (struct ospf6_prefix *); + +void ospf6_prefix_init (); + +#endif /* OSPF6_PREFIX_H */ + |