2 * Copyright (c) 2016 Cisco and/or its affiliates.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at:
7 * http://www.apache.org/licenses/LICENSE-2.0
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
16 #ifndef VNET_LISP_GPE_LISP_TYPES_H_
17 #define VNET_LISP_GPE_LISP_TYPES_H_
19 #include <vnet/ip/ip.h>
20 #include <vnet/lisp-cp/lisp_cp_messages.h>
28 typedef CLIB_PACKED(struct ip_address
38 int ip_address_cmp (ip_address_t * ip1, ip_address_t * ip2);
39 void ip_address_copy (ip_address_t * dst , ip_address_t * src);
40 void ip_address_copy_addr (void * dst , ip_address_t * src);
42 typedef CLIB_PACKED(struct ip_prefix
48 #define ip_addr_addr(_a) (_a)->ip
49 #define ip_addr_v4(_a) (_a)->ip.v4
50 #define ip_addr_v6(_a) (_a)->ip.v6
51 #define ip_addr_version(_a) (_a)->version
53 #define ip_prefix_addr(_a) (_a)->addr
54 #define ip_prefix_version(_a) ip_addr_version(&ip_prefix_addr(_a))
55 #define ip_prefix_len(_a) (_a)->len
56 #define ip_prefix_v4(_a) ip_addr_v4(&ip_prefix_addr(_a))
57 #define ip_prefix_v6(_a) ip_addr_v6(&ip_prefix_addr(_a))
61 /* NOTE: ip addresses are left out on purpose. Use max masked ip-prefixes
71 /* make sure that values corresponds with RFC */
78 struct _gid_address_t;
84 struct _gid_address_t *gid_addr;
87 #define vni_vni(_a) (_a)->vni
88 #define vni_mask_len(_a) (_a)->vni_mask_len
89 #define vni_gid(_a) (_a)->gid_addr
95 struct _gid_address_t *src;
96 struct _gid_address_t *dst;
101 /* the union needs to be at the beginning! */
110 #define lcaf_type(_a) (_a)->type
111 #define lcaf_vni(_a) vni_vni(& (_a)->uni)
112 #define lcaf_vni_len(_a) vni_mask_len(& (_a)->uni)
113 #define lcaf_gid (_a) vni_gid(& (_a)->uni)
115 /* might want to expand this in the future :) */
116 typedef struct _gid_address_t
126 u8 * format_ip_address (u8 * s, va_list * args);
127 uword unformat_ip_address (unformat_input_t * input, va_list * args);
128 u8 * format_ip_prefix (u8 * s, va_list * args);
129 uword unformat_ip_prefix (unformat_input_t * input, va_list * args);
131 u16 ip4_address_size_to_put ();
132 u16 ip6_address_size_to_put ();
133 u32 ip4_address_put (u8 * b, ip4_address_t * a);
134 u32 ip6_address_put (u8 * b, ip6_address_t * a);
136 u16 ip_address_size_to_write (ip_address_t * a);
137 u16 ip_address_iana_afi(ip_address_t *a);
138 u8 ip_address_max_len (u8 ver);
139 u32 ip_address_put (u8 * b, ip_address_t * a);
146 LISP_AFI_LCAF = 16387
149 u8 *format_gid_address (u8 * s, va_list * args);
150 uword unformat_gid_address (unformat_input_t * input, va_list * args);
151 int gid_address_cmp (gid_address_t * a1, gid_address_t * a2);
152 void gid_address_free (gid_address_t *a);
154 u16 gid_address_size_to_put (gid_address_t * a);
155 u16 gid_address_put (u8 * b, gid_address_t * gid);
156 u8 gid_address_len (gid_address_t *a);
157 void * gid_address_cast (gid_address_t * gid, gid_address_type_t type);
158 void gid_address_copy(gid_address_t * dst, gid_address_t * src);
159 u32 gid_address_parse (u8 * offset, gid_address_t *a);
161 #define gid_address_type(_a) (_a)->type
162 #define gid_address_ippref(_a) (_a)->ippref
163 #define gid_address_ippref_len(_a) (_a)->ippref.len
164 #define gid_address_ip(_a) ip_prefix_addr(&gid_address_ippref(_a))
165 #define gid_address_lcaf(_a) (_a)->lcaf
166 #define gid_address_vni(_a) ( (GID_ADDR_LCAF == gid_address_type(_a)) ? \
167 lcaf_vni(&gid_address_lcaf(_a)) : 0)
169 #define gid_address_set_vni(_a, _val) \
170 (lcaf_vni(&gid_address_lcaf(_a)) = (_val))
172 /* 'sub'address functions */
173 u16 ip_prefix_size_to_write (void * pref);
174 u16 ip_prefix_write (u8 * p, void * pref);
175 u8 ip_prefix_length (void *a);
176 void *ip_prefix_cast (gid_address_t * a);
177 void ip_prefix_copy (void * dst , void * src);
179 int lcaf_cmp (lcaf_t * lcaf1, lcaf_t * lcaf2);
180 u16 lcaf_size_to_write (void * pref);
181 u16 lcaf_write (u8 * p, void * pref);
182 u8 lcaf_prefix_length (void *a);
183 void *lcaf_cast (gid_address_t * a);
184 void lcaf_copy (void * dst , void * src);
188 /* mark locator as local as opposed to remote */
193 gid_address_t address;
201 u32 locator_parse (void * ptr, locator_t * loc);
202 void locator_copy (locator_t * dst, locator_t * src);
203 u32 locator_cmp (locator_t * l1, locator_t * l2);
204 void locator_free (locator_t * l);
208 /* locator-set name */
211 /* vector of locator indices */
212 u32 * locator_indices;
220 /* index of local locator set */
221 u32 locator_set_index;
230 #endif /* VNET_LISP_GPE_LISP_TYPES_H_ */