| /* |
| * Copyright (C) 2008 The Android Open Source Project |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in |
| * the documentation and/or other materials provided with the |
| * distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
| * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
| * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
| * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
| * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS |
| * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
| * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT |
| * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| * SUCH DAMAGE. |
| */ |
| |
| #ifndef _NETINET_TCP_H |
| #define _NETINET_TCP_H |
| |
| #include <sys/cdefs.h> |
| #include <stdint.h> |
| |
| #define tcphdr __kernel_tcphdr |
| #include <linux/tcp.h> |
| #undef tcphdr |
| |
| __BEGIN_DECLS |
| |
| struct tcphdr { |
| __extension__ union { |
| struct { |
| uint16_t th_sport; |
| uint16_t th_dport; |
| uint32_t th_seq; |
| uint32_t th_ack; |
| uint8_t th_x2:4; |
| uint8_t th_off:4; |
| uint8_t th_flags; |
| uint16_t th_win; |
| uint16_t th_sum; |
| uint16_t th_urp; |
| }; |
| struct { |
| uint16_t source; |
| uint16_t dest; |
| uint32_t seq; |
| uint32_t ack_seq; |
| uint16_t res1:4; |
| uint16_t doff:4; |
| uint16_t fin:1; |
| uint16_t syn:1; |
| uint16_t rst:1; |
| uint16_t psh:1; |
| uint16_t ack:1; |
| uint16_t urg:1; |
| uint16_t res2:2; |
| uint16_t window; |
| uint16_t check; |
| uint16_t urg_ptr; |
| }; |
| }; |
| }; |
| |
| #define TH_FIN 0x01 |
| #define TH_SYN 0x02 |
| #define TH_RST 0x04 |
| #define TH_PUSH 0x08 |
| #define TH_ACK 0x10 |
| #define TH_URG 0x20 |
| |
| enum { |
| TCP_ESTABLISHED = 1, |
| TCP_SYN_SENT, |
| TCP_SYN_RECV, |
| TCP_FIN_WAIT1, |
| TCP_FIN_WAIT2, |
| TCP_TIME_WAIT, |
| TCP_CLOSE, |
| TCP_CLOSE_WAIT, |
| TCP_LAST_ACK, |
| TCP_LISTEN, |
| TCP_CLOSING |
| }; |
| |
| #define TCPOPT_EOL 0 |
| #define TCPOPT_NOP 1 |
| #define TCPOPT_MAXSEG 2 |
| #define TCPOLEN_MAXSEG 4 |
| #define TCPOPT_WINDOW 3 |
| #define TCPOLEN_WINDOW 3 |
| #define TCPOPT_SACK_PERMITTED 4 |
| #define TCPOLEN_SACK_PERMITTED 2 |
| #define TCPOPT_SACK 5 |
| #define TCPOPT_TIMESTAMP 8 |
| #define TCPOLEN_TIMESTAMP 10 |
| #define TCPOLEN_TSTAMP_APPA (TCPOLEN_TIMESTAMP+2) |
| |
| #define TCPOPT_TSTAMP_HDR (TCPOPT_NOP<<24|TCPOPT_NOP<<16|TCPOPT_TIMESTAMP<<8|TCPOLEN_TIMESTAMP) |
| |
| __END_DECLS |
| |
| #endif /* _NETINET_TCP_H */ |