2 * Copyright (c) 2015-2019 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 included_ip46_address_h
17 #define included_ip46_address_h
19 #include <vnet/ip/ip6_packet.h>
20 #include <vnet/ip/ip4_packet.h>
25 IP46_TYPE_BOTH = IP46_TYPE_ANY,
30 #define IP46_N_TYPES (IP46_TYPE_IP6+2)
32 #define FOREACH_IP46_TYPE(_type) \
33 for (_type = IP46_TYPE_IP4; _type <= IP46_TYPE_IP6; _type++)
35 extern u8 *format_ip46_type (u8 * s, va_list * args);
37 typedef CLIB_PACKED (union ip46_address_t_ {
48 format_function_t format_ip46_address;
50 #define ip46_address_initializer {{{ 0 }}}
53 ip46_address_is_ip4 (const ip46_address_t * ip46)
55 return (((ip46)->pad[0] | (ip46)->pad[1] | (ip46)->pad[2]) == 0);
59 ip46_address_mask_ip4 (ip46_address_t * ip46)
61 ((ip46)->pad[0] = (ip46)->pad[1] = (ip46)->pad[2] = 0);
65 ip46_address_set_ip4 (ip46_address_t * ip46, const ip4_address_t * ip)
67 ip46_address_mask_ip4 (ip46);
72 ip46_address_reset (ip46_address_t * ip46)
74 ip46->as_u64[0] = ip46->as_u64[1] = 0;
78 ip46_address_cmp (const ip46_address_t * ip46_1,
79 const ip46_address_t * ip46_2)
81 return (memcmp (ip46_1, ip46_2, sizeof (*ip46_1)));
85 ip46_address_is_zero (const ip46_address_t * ip46)
87 return (ip46->as_u64[0] == 0 && ip46->as_u64[1] == 0);
91 ip46_address_is_equal (const ip46_address_t * ip46_1,
92 const ip46_address_t * ip46_2)
94 return ((ip46_1->as_u64[0] == ip46_2->as_u64[0]) &&
95 (ip46_1->as_u64[1] == ip46_2->as_u64[1]));
98 static_always_inline int
99 ip4_address_is_equal (const ip4_address_t * ip4_1,
100 const ip4_address_t * ip4_2)
102 return (ip4_1->as_u32 == ip4_2->as_u32);
105 static_always_inline int
106 ip46_address_is_equal_v4 (const ip46_address_t * ip46,
107 const ip4_address_t * ip4)
109 return (ip46->ip4.as_u32 == ip4->as_u32);
112 static_always_inline int
113 ip46_address_is_equal_v6 (const ip46_address_t * ip46,
114 const ip6_address_t * ip6)
116 return ((ip46->ip6.as_u64[0] == ip6->as_u64[0]) &&
117 (ip46->ip6.as_u64[1] == ip6->as_u64[1]));
120 static_always_inline void
121 ip46_address_copy (ip46_address_t * dst, const ip46_address_t * src)
123 dst->as_u64[0] = src->as_u64[0];
124 dst->as_u64[1] = src->as_u64[1];
127 static_always_inline void
128 ip46_address_set_ip6 (ip46_address_t * dst, const ip6_address_t * src)
130 dst->as_u64[0] = src->as_u64[0];
131 dst->as_u64[1] = src->as_u64[1];
134 always_inline ip46_address_t
135 to_ip46 (u32 is_ipv6, u8 * buf)
139 ip.ip6 = *((ip6_address_t *) buf);
141 ip46_address_set_ip4 (&ip, (ip4_address_t *) buf);
145 always_inline ip46_type_t
146 ip46_address_get_type (const ip46_address_t * ip)
148 return (ip46_address_is_ip4 (ip) ? IP46_TYPE_IP4 : IP46_TYPE_IP6);
152 ip46_address_is_multicast (const ip46_address_t * a)
154 return ip46_address_is_ip4 (a) ? ip4_address_is_multicast (&a->ip4) :
155 ip6_address_is_multicast (&a->ip6);
158 extern void ip4_address_increment (ip4_address_t * i);
159 extern void ip6_address_increment (ip6_address_t * i);
160 extern void ip46_address_increment (ip46_type_t type, ip46_address_t * ip);
162 #endif /* included_ip46_address_h */
165 * fd.io coding-style-patch-verification: ON
168 * eval: (c-set-style "gnu")