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      1 /*
      2  * Copyright (C) 2008 The Android Open Source Project
      3  * All rights reserved.
      4  *
      5  * Redistribution and use in source and binary forms, with or without
      6  * modification, are permitted provided that the following conditions
      7  * are met:
      8  *  * Redistributions of source code must retain the above copyright
      9  *    notice, this list of conditions and the following disclaimer.
     10  *  * Redistributions in binary form must reproduce the above copyright
     11  *    notice, this list of conditions and the following disclaimer in
     12  *    the documentation and/or other materials provided with the
     13  *    distribution.
     14  *
     15  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     16  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     17  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
     18  * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
     19  * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
     20  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
     21  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
     22  * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
     23  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
     24  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
     25  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     26  * SUCH DAMAGE.
     27  */
     28 
     29 #ifndef _NETINET_TCP_H
     30 #define _NETINET_TCP_H
     31 
     32 #include <linux/tcp.h>
     33 
     34 __BEGIN_DECLS
     35 
     36 enum {
     37   TCP_ESTABLISHED = 1,
     38   TCP_SYN_SENT,
     39   TCP_SYN_RECV,
     40   TCP_FIN_WAIT1,
     41   TCP_FIN_WAIT2,
     42   TCP_TIME_WAIT,
     43   TCP_CLOSE,
     44   TCP_CLOSE_WAIT,
     45   TCP_LAST_ACK,
     46   TCP_LISTEN,
     47   TCP_CLOSING
     48 };
     49 
     50 #define TCPOPT_EOL 0
     51 #define TCPOPT_NOP 1
     52 #define TCPOPT_MAXSEG 2
     53 #define TCPOLEN_MAXSEG 4
     54 #define TCPOPT_WINDOW 3
     55 #define TCPOLEN_WINDOW 3
     56 #define TCPOPT_SACK_PERMITTED 4
     57 #define TCPOLEN_SACK_PERMITTED 2
     58 #define TCPOPT_SACK 5
     59 #define TCPOPT_TIMESTAMP 8
     60 #define TCPOLEN_TIMESTAMP 10
     61 #define TCPOLEN_TSTAMP_APPA (TCPOLEN_TIMESTAMP+2)
     62 
     63 #define TCPOPT_TSTAMP_HDR (TCPOPT_NOP<<24|TCPOPT_NOP<<16|TCPOPT_TIMESTAMP<<8|TCPOLEN_TIMESTAMP)
     64 
     65 __END_DECLS
     66 
     67 #endif /* _NETINET_TCP_H */
     68