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author | 2019-10-07 14:37:42 +0000 | |
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committer | 2019-10-07 14:37:42 +0000 | |
commit | 7896701a177d66f376172ab43df4b0c1d5d867a3 (patch) | |
tree | a89986dcceb1d5b6faa7ae529b1d4a1e9f4d6d85 /lib/src/protocol/tcp.h | |
parent | 108c55669102931acc9bd99ca9918379722732b8 (diff) | |
parent | 6b84ec54083da9911f5ad4816d0eb4f4745afad4 (diff) |
Merge "[HICN-298] Release new hICN app for Android"
Diffstat (limited to 'lib/src/protocol/tcp.h')
-rw-r--r-- | lib/src/protocol/tcp.h | 173 |
1 files changed, 0 insertions, 173 deletions
diff --git a/lib/src/protocol/tcp.h b/lib/src/protocol/tcp.h deleted file mode 100644 index ded9a06b2..000000000 --- a/lib/src/protocol/tcp.h +++ /dev/null @@ -1,173 +0,0 @@ -/* - * 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_TCP_H -#define HICN_PROTOCOL_TCP_H - -#include "../base.h" -#include "../common.h" -#include "../name.h" - -/* - * The length of the TCP header struct must be 20 bytes. - */ -#define EXPECTED_TCP_HDRLEN 20 - -/* - * NOTE: bitfields are problematic for portability reasons. There are provided - * here for reference and documentation purposes, we might just provide a macro - * to disable and use it instead of __BYTE_ORDER__. - */ -typedef struct -{ - u16 sport; - u16 dport; - union - { - u32 seq; - hicn_name_suffix_t name_suffix; - }; - union - { - u32 seq_ack; - struct - { - hicn_pathlabel_t pathlabel; - u8 pad[3]; - }; - }; - - union - { - struct - { - u8 data_offset_and_reserved; - u8 flags; - }; -#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__ - struct - { - u16 reserved:4; - u16 doff:4; - u16 fin:1; - u16 syn:1; - u16 rst:1; - u16 psh:1; - u16 ack:1; - u16 urg:1; - u16 ece:1; - u16 cwr:1; - }; - struct - { /* __ denotes unchanged bitfields */ - u16 timescale:4; - u16 __doff:4; - u16 __fin:1; - u16 __syn:1; - u16 __rst:1; - u16 sig:1; - u16 __ack:1; - u16 man:1; - u16 id:1; - u16 __cwr:1; - }; -#elif __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__ - struct - { - u16 doff:4; - u16 reserved:4; - u16 cwr:1; - u16 ece:1; - u16 urg:1; - u16 ack:1; - u16 psh:1; - u16 rst:1; - u16 syn:1; - u16 fin:1; - }; - struct - { - u16 __doff:4; - u16 timescale:4; - u16 __cwr:1; - u16 id:1 u16 man:1; - u16 __ack:1; - u16 sig:1; - u16 __rst:1; - u16 __syn:1; - u16 __fin:1; - }; -#endif - }; - union - { - u16 window; - u16 ldr; - }; - u16 csum; - union - { - u16 urg_ptr; - u16 lifetime; - }; -} _tcp_header_t; - -#define TCP_HDRLEN sizeof(_tcp_header_t) -static_assert (EXPECTED_TCP_HDRLEN == TCP_HDRLEN, - "Size of TCP struct does not match its expected size."); - -#ifndef HICN_VPP_PLUGIN - -/* TCP flags bit 0 first. */ -#define foreach_tcp_flag \ - _ (FIN) /**< No more data from sender. */ \ - _ (SYN) /**< Synchronize sequence numbers. */ \ - _ (RST) /**< Reset the connection. */ \ - _ (PSH) /**< Push function. */ \ - _ (ACK) /**< Ack field significant. */ \ - _ (URG) /**< Urgent pointer field significant. */ \ - _ (ECE) /**< ECN-echo. Receiver got CE packet */ \ - _ (CWR) /**< Sender reduced congestion window */ - -enum -{ -#define _(f) HICN_TCP_FLAG_BIT_##f, - foreach_tcp_flag -#undef _ - HICN_TCP_N_FLAG_BITS, -}; - -enum -{ -#define _(f) HICN_TCP_FLAG_##f = 1 << HICN_TCP_FLAG_BIT_##f, - foreach_tcp_flag -#undef _ -}; - -#endif /* HICN_VPP_PLUGIN */ - -// get_data_name_suffix -// name->ip4.suffix = h->v4.tcp.seq; - - -#endif /* HICN_PROTOCOL_TCP_H */ - -/* - * fd.io coding-style-patch-verification: ON - * - * Local Variables: - * eval: (c-set-style "gnu") - * End: - */ |