diff options
Diffstat (limited to 'lib/src/protocol/ipv6.h')
-rwxr-xr-x | lib/src/protocol/ipv6.h | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/lib/src/protocol/ipv6.h b/lib/src/protocol/ipv6.h new file mode 100755 index 000000000..28a1aa47f --- /dev/null +++ b/lib/src/protocol/ipv6.h @@ -0,0 +1,67 @@ +/* + * Copyright (c) 2017-2019 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. + */ + +#ifndef HICN_PROTOCOL_IPV6_H +#define HICN_PROTOCOL_IPV6_H + +#include "../common.h" + +typedef struct +{ + union + { + struct + { + u32 version_class_flow; /* version, traffic class and 20 bits of flow-ID */ + u16 len; /* payload length */ + u8 nxt; /* next header */ + u8 hlim; /* hop limit */ + }; + u8 vfc; /* 4 bits version, top 4 bits class */ + }; + ip6_address_t saddr; /* source address */ + ip6_address_t daddr; /* destination address */ +} _ipv6_header_t; + + +#define IPV6_HDRLEN sizeof(_ipv6_header_t) + +typedef struct +{ + ip6_address_t ip_src; + ip6_address_t ip_dst; + u32 size; + u16 zeros; + u8 zero; + u8 protocol; +} ipv6_pseudo_header_t; + +#define IPV6_PSHDRLEN sizeof(ipv6_pseudo_header_t) + +/* Default field values */ +#define IPV6_DEFAULT_VERSION 6 +#define IPV6_DEFAULT_TRAFFIC_CLASS 0 +#define IPV6_DEFAULT_FLOW_LABEL 0 +#define IPV6_DEFAULT_PAYLOAD_LENGTH 0 + +#endif + +/* + * fd.io coding-style-patch-verification: ON + * + * Local Variables: + * eval: (c-set-style "gnu") + * End: + */ |