Re: [Minios-devel] [UNIKRAFT/LWIP PATCH 2/3] Add netinet/tcp.h

[Felipe Huici <Felipe.Huici@xxxxxxxxx>]

Hi Vlad,

Looks good, thanks.

-- Felipe

Reviewed-by: Felipe Huici <felipe.huici@xxxxxxxxx>

On 11.06.19, 09:07, "Minios-devel on behalf of Vlad-Andrei BĂDOIU (78692)" 
<minios-devel-bounces@xxxxxxxxxxxxxxxxxxxx on behalf of 
vlad_andrei.badoiu@xxxxxxxxxxxxxxx> wrote:

    Signed-off-by: Vlad-Andrei Badoiu <vlad_andrei.badoiu@xxxxxxxxxxxxxxx>
    ---
     include/netinet/tcp.h | 98 +++++++++++++++++++++++++++++++++++++++++++
     1 file changed, 98 insertions(+)
     create mode 100644 include/netinet/tcp.h
    
    diff --git a/include/netinet/tcp.h b/include/netinet/tcp.h
    new file mode 100644
    index 0000000..6b77ff6
    --- /dev/null
    +++ b/include/netinet/tcp.h
    @@ -0,0 +1,98 @@
    +/*
    + * Copyright (c) 1982, 1986, 1993
    + * The Regents of the University of California.  All rights reserved.
    + *
    + * Redistribution and use in source and binary forms, with or without
    + * modification, are permitted provided that the following conditions
    + * are met:
    + * 1. Redistributions of source code must retain the above copyright
    + *    notice, this list of conditions and the following disclaimer.
    + * 2. 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.
    + * 3. All advertising materials mentioning features or use of this software
    + *    must display the following acknowledgement:
    + * This product includes software developed by the University of
    + * California, Berkeley and its contributors.
    + * 4. Neither the name of the University nor the names of its contributors
    + *    may be used to endorse or promote products derived from this software
    + *    without specific prior written permission.
    + *
    + * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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.
    + *
    + * @(#)tcp.h       8.1 (Berkeley) 6/10/93
    + */
    +
    +typedef    u_long  tcp_seq;
    +/*
    + * TCP header.
    + * Per RFC 793, September, 1981.
    + */
    +struct tcphdr {
    +   u_short th_sport;               /* source port */
    +   u_short th_dport;               /* destination port */
    +   tcp_seq th_seq;                 /* sequence number */
    +   tcp_seq th_ack;                 /* acknowledgement number */
    +#if BYTE_ORDER == LITTLE_ENDIAN 
    +   u_char  th_x2:4,                /* (unused) */
    +           th_off:4;               /* data offset */
    +#endif
    +#if BYTE_ORDER == BIG_ENDIAN 
    +   u_char  th_off:4,               /* data offset */
    +           th_x2:4;                /* (unused) */
    +#endif
    +   u_char  th_flags;
    +#define    TH_FIN  0x01
    +#define    TH_SYN  0x02
    +#define    TH_RST  0x04
    +#define    TH_PUSH 0x08
    +#define    TH_ACK  0x10
    +#define    TH_URG  0x20
    +   u_short th_win;                 /* window */
    +   u_short th_sum;                 /* checksum */
    +   u_short th_urp;                 /* urgent pointer */
    +};
    +
    +#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               /* Experimental */
    +#define    TCPOLEN_SACK_PERMITTED  2
    +#define TCPOPT_SACK                5               /* Experimental */
    +#define TCPOPT_TIMESTAMP   8
    +#define    TCPOLEN_TIMESTAMP               10
    +#define    TCPOLEN_TSTAMP_APPA             (TCPOLEN_TIMESTAMP+2) /* 
appendix A */
    +
    +#define TCPOPT_TSTAMP_HDR  \
    +    (TCPOPT_NOP<<24|TCPOPT_NOP<<16|TCPOPT_TIMESTAMP<<8|TCPOLEN_TIMESTAMP)
    +
    +/*
    + * Default maximum segment size for TCP.
    + * With an IP MSS of 576, this is 536,
    + * but 512 is probably more convenient.
    + * This should be defined as MIN(512, IP_MSS - sizeof (struct tcpiphdr)).
    + */
    +#define    TCP_MSS 512
    +
    +#define    TCP_MAXWIN      65535   /* largest value for (unscaled) window 
*/
    +
    +#define TCP_MAX_WINSHIFT   14      /* maximum window shift */
    +
    +/*
    + * User-settable options (used with setsockopt).
    + */
    +#define    TCP_NODELAY     0x01    /* don't delay send to coalesce packets 
*/
    +#define    TCP_MAXSEG      0x02    /* set maximum segment size */
    -- 
    2.21.0
    
    _______________________________________________
    Minios-devel mailing list
    Minios-devel@xxxxxxxxxxxxxxxxxxxx
    https://lists.xenproject.org/mailman/listinfo/minios-devel

_______________________________________________
Minios-devel mailing list
Minios-devel@xxxxxxxxxxxxxxxxxxxx
https://lists.xenproject.org/mailman/listinfo/minios-devel