+++ /dev/null
-/*
- * test.c : MAP unit tests
- *
- * Copyright (c) 2016 Cisco and/or its affiliates.
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at:
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include <assert.h>
-#include "map.h"
-
-static map_domain_t *
-get_domain(ip4_address_t * ip4_prefix, u8 ip4_prefix_len,
- ip6_address_t * ip6_prefix, u8 ip6_prefix_len,
- ip6_address_t * ip6_src, u8 ip6_src_len,
- u8 ea_bits_len, u8 psid_offset,
- u8 psid_length, u16 mtu, u8 flags)
-{
- map_domain_t * d = malloc(sizeof(*d));
- u8 suffix_len;
-
- /* EA bits must be within the first 64 bits */
- if (ea_bits_len > 0 && (ip6_prefix_len + ea_bits_len) > 64)
- return NULL;
-
- /* Init domain struct */
- d->ip4_prefix.as_u32 = ip4_prefix->as_u32;
- d->ip4_prefix_len = ip4_prefix_len;
- d->ip6_prefix = *ip6_prefix;
- d->ip6_prefix_len = ip6_prefix_len;
- d->ip6_src = *ip6_src;
- d->ip6_src_len = ip6_src_len;
- d->ea_bits_len = ea_bits_len;
- d->psid_offset = psid_offset;
- d->psid_length = psid_length;
- d->mtu = mtu;
- d->flags = flags;
-
- /* How many, and which bits to grab from the IPv4 DA */
- if (ip4_prefix_len + ea_bits_len < 32)
- {
- if (!(flags & MAP_DOMAIN_TRANSLATION))
- d->flags |= MAP_DOMAIN_PREFIX;
- d->suffix_shift = 32 - ip4_prefix_len - ea_bits_len;
- suffix_len = ea_bits_len;
- }
- else
- {
- d->suffix_shift = 0;
- suffix_len = 32 - ip4_prefix_len;
- }
- d->suffix_mask = (1 << suffix_len) - 1;
-
- d->psid_shift = 16 - psid_length - psid_offset;
- d->psid_mask = (1 << d->psid_length) - 1;
-
- if (ip6_prefix_len + suffix_len + d->psid_length > 64)
- return NULL;
-
- d->ea_shift = 64 - ip6_prefix_len - suffix_len - d->psid_length;
-
- return d;
-}
-
-
-/*
- * VPP-340:
- * map_add_domain ip4-pfx 20.0.0.0/8 ip6-pfx 2001:db8::/40 ip6-src 2001:db8:ffff::/96 ea-bits-len 24 psid-offset 0 psid-len 0 map-t
- * IPv4 src = 100.0.0.1
- * IPv4 dst = 20.169.201.219
- * UDP dest port = 1232
- * IPv6 src = 2001:db8:ffff::6400:1
- * IPv6 dst = a9c9:dfb8::14a9:c9db:0
- * a9c9:dfb8::14a9:c9db:0 != 2001:db8:a9:c9db:0:14a9:c9db:0
- */
-static void
-test_map_t_destaddr (void)
-{
- ip4_address_t ip4_prefix;
- ip6_address_t ip6_prefix;
- ip6_address_t ip6_src;
-
- ip4_prefix.as_u32 = clib_host_to_net_u32(0x14000000);
- ip6_prefix.as_u64[0] = clib_host_to_net_u64(0x20010db800000000);
- ip6_prefix.as_u64[1] = 0;
- ip6_src.as_u64[0] = clib_host_to_net_u64(0x20010db8ffff0000);
- map_domain_t * d = get_domain (&ip4_prefix, 8, &ip6_prefix, 40, &ip6_src, 96, 24, 0, 0, 0, MAP_DOMAIN_TRANSLATION);
-
- ip6_address_t dst6;
-
- dst6.as_u64[0] = map_get_pfx(d, 0x14a9c9db, 1232);
- dst6.as_u64[1] = map_get_sfx(d, 0x14a9c9db, 1232);
- assert(dst6.as_u64[0] == 0x20010db800a9c9db);
- assert(dst6.as_u64[1] == 0x000014a9c9db0000);
-}
-
-/*
- * VPP-228
- * ip4-pfx 20.0.0.0/8
- * ip6-pfx 2001:db8::/<n>
- * ip6-src 2001:db8:ffff::1
- * ea-bits-len 16 psid-offset 6 psid-len 8
- * 20.169.201.219 port 1232
- */
-static void
-test_map_eabits (void)
-{
- ip4_address_t ip4_prefix;
- ip6_address_t ip6_prefix;
- ip6_address_t ip6_src;
- ip6_address_t dst6;
-
- ip4_prefix.as_u32 = clib_host_to_net_u32(0x14000000);
- ip6_prefix.as_u64[0] = clib_host_to_net_u64(0x20010db800000000);
- ip6_prefix.as_u64[1] = 0;
- ip6_src.as_u64[0] = clib_host_to_net_u64(0x20010db8ffff0000);
- ip6_src.as_u64[1] = clib_host_to_net_u64(0x0000000000000001);
- map_domain_t * d = get_domain (&ip4_prefix, 16, &ip6_prefix, 48, &ip6_src,
- 128, 16, 6, 8, 0, 0);
- assert(!d);
-
- //20.0.0.0/8 2001:db8::/32 4 2001:db8:a000::14a0:0:0
- d = get_domain (&ip4_prefix, 8, &ip6_prefix, 32, &ip6_src,
- 128, 4, 0, 0, 0, 0);
- dst6.as_u64[0] = map_get_pfx(d, 0x14a9c9db, 1232);
- dst6.as_u64[1] = map_get_sfx(d, 0x14a9c9db, 1232);
- assert(dst6.as_u64[0] == 0x20010db8a0000000);
- assert(dst6.as_u64[1] == 0x000014a000000000);
-
- //20.0.0.0/8 2001:db8::/32 8 2001:db8:a900::14a9:0:0
- d = get_domain (&ip4_prefix, 8, &ip6_prefix, 32, &ip6_src,
- 128, 8, 0, 0, 0, 0);
- dst6.as_u64[0] = map_get_pfx(d, 0x14a9c9db, 1232);
- dst6.as_u64[1] = map_get_sfx(d, 0x14a9c9db, 1232);
- assert(dst6.as_u64[0] == 0x20010db8a9000000);
- assert(dst6.as_u64[1] == 0x000014a900000000);
-
- //20.0.0.0/8 2001:db8::/32 10 2001:db8:a9c0::14a9:c000:0
- d = get_domain (&ip4_prefix, 8, &ip6_prefix, 32, &ip6_src,
- 128, 10, 0, 0, 0, 0);
- dst6.as_u64[0] = map_get_pfx(d, 0x14a9c9db, 1232);
- dst6.as_u64[1] = map_get_sfx(d, 0x14a9c9db, 1232);
- assert(dst6.as_u64[0] == 0x20010db8a9c00000);
- assert(dst6.as_u64[1] == 0x000014a9c0000000);
-
- //20.0.0.0/8 2001:db8::/32 16 2001:db8:a9c9::14a9:c900:0
- d = get_domain (&ip4_prefix, 8, &ip6_prefix, 32, &ip6_src,
- 128, 16, 0, 0, 0, 0);
- dst6.as_u64[0] = map_get_pfx(d, 0x14a9c9db, 1232);
- dst6.as_u64[1] = map_get_sfx(d, 0x14a9c9db, 1232);
- assert(dst6.as_u64[0] == 0x20010db8a9c90000);
- assert(dst6.as_u64[1] == 0x000014a9c9000000);
-
- //20.0.0.0/8 2001:db8::/32 20 2001:db8:a9c9:d000:0:14a9:c9d0:0
- d = get_domain (&ip4_prefix, 8, &ip6_prefix, 32, &ip6_src,
- 128, 20, 0, 0, 0, 0);
- dst6.as_u64[0] = map_get_pfx(d, 0x14a9c9db, 1232);
- dst6.as_u64[1] = map_get_sfx(d, 0x14a9c9db, 1232);
- assert(dst6.as_u64[0] == 0x20010db8a9c9d000);
- assert(dst6.as_u64[1] == 0x000014a9c9d00000);
-
- //20.0.0.0/8 2001:db8::/32 23 2001:db8:a9c9:da00:0:14a9:c9da:0
- d = get_domain (&ip4_prefix, 8, &ip6_prefix, 32, &ip6_src,
- 128, 23, 0, 0, 0, 0);
- dst6.as_u64[0] = map_get_pfx(d, 0x14a9c9db, 1232);
- dst6.as_u64[1] = map_get_sfx(d, 0x14a9c9db, 1232);
- assert(dst6.as_u64[0] == 0x20010db8a9c9da00);
- assert(dst6.as_u64[1] == 0x000014a9c9da0000);
-
- //20.169.201.0/24 2001:db8::/32 7 2001:db8:da00::14a9:c9da:0
- d = get_domain (&ip4_prefix, 8, &ip6_prefix, 32, &ip6_src,
- 128, 7, 0, 0, 0, 0);
- dst6.as_u64[0] = map_get_pfx(d, 0x14a9c9db, 1232);
- dst6.as_u64[1] = map_get_sfx(d, 0x14a9c9db, 1232);
- assert(dst6.as_u64[0] == 0x20010db8a8000000);
- assert(dst6.as_u64[1] == 0x000014a800000000);
-}
-
-#define foreach_test_case \
- _(map_t_destaddr) \
- _(map_eabits)
-
-static void
-run_tests (void)
-{
-#define _(_test_name) \
- test_ ## _test_name ();
-
- foreach_test_case
-#undef _
-}
-
-int main()
-{
- run_tests ();
- return 0;
-}
Code Review / vpp.git / blobdiff