ecore_tcp_ip.h

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    1 /*
    2  * Copyright (c) 2018-2019 Cavium, Inc.
    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  *
    9  *  1. Redistributions of source code must retain the above copyright
   10  *     notice, this list of conditions and the following disclaimer.
   11  *  2. Redistributions in binary form must reproduce the above copyright
   12  *     notice, this list of conditions and the following disclaimer in the
   13  *     documentation and/or other materials provided with the distribution.
   14  *
   15  *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
   16  *  AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   17  *  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   18  *  ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
   19  *  LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
   20  *  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
   21  *  SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
   22  *  INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
   23  *  CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
   24  *  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
   25  *  POSSIBILITY OF SUCH DAMAGE.
   26  *
   27  * $FreeBSD$
   28  */
   29 
   30 #ifndef __ECORE_TCP_IP_H
   31 #define __ECORE_TCP_IP_H
   32 
   33 #define VLAN_VID_MASK   0x0fff /* VLAN Identifier */
   34 #define ETH_P_8021Q     0x8100          /* 802.1Q VLAN Extended Header  */
   35 #define ETH_P_8021AD    0x88A8          /* 802.1ad Service VLAN         */
   36 #define ETH_P_IPV6      0x86DD          /* IPv6 over bluebook           */
   37 #define ETH_P_IP        0x0800          /* Internet Protocol packet     */
   38 #define ETH_HLEN        14              /* Total octets in header.       */
   39 #define VLAN_HLEN       4               /* additional bytes required by VLAN */
   40 #define MAX_VLAN_PRIO   7       /* Max vlan priority value in 801.1Q tag */
   41 
   42 #define MAX_DSCP                63 /* Max DSCP value in IP header */
   43 #define IPPROTO_TCP     6
   44 
   45 #ifndef htonl
   46 #define htonl(val) OSAL_CPU_TO_BE32(val)
   47 #endif
   48 
   49 #ifndef ntohl
   50 #define ntohl(val) OSAL_BE32_TO_CPU(val)
   51 #endif
   52 
   53 #ifndef htons
   54 #define htons(val) OSAL_CPU_TO_BE16(val)
   55 #endif
   56 
   57 #ifndef ntohs
   58 #define ntohs(val) OSAL_BE16_TO_CPU(val)
   59 #endif
   60 
   61 struct ecore_ethhdr {
   62         unsigned char   h_dest[ETH_ALEN];       /* destination eth addr */
   63         unsigned char   h_source[ETH_ALEN];     /* source ether addr    */
   64         u16             h_proto;                /* packet type ID field */
   65 };
   66 
   67 struct ecore_iphdr {
   68         u8      ihl:4,
   69                 version:4;
   70         u8      tos;
   71         u16     tot_len;
   72         u16     id;
   73         u16     frag_off;
   74         u8      ttl;
   75         u8      protocol;
   76         u16     check;
   77         u32     saddr;
   78         u32     daddr;
   79         /*The options start here. */
   80 };
   81 
   82 struct ecore_vlan_ethhdr {
   83         unsigned char   h_dest[ETH_ALEN];
   84         unsigned char   h_source[ETH_ALEN];
   85         u16             h_vlan_proto;
   86         u16             h_vlan_TCI;
   87         u16             h_vlan_encapsulated_proto;
   88 };
   89 
   90 struct ecore_in6_addr {
   91         union {
   92                 u8              u6_addr8[16];
   93                 u16             u6_addr16[8];
   94                 u32             u6_addr32[4];
   95         } in6_u;
   96 };
   97 
   98 struct ecore_ipv6hdr {
   99         u8                      priority:4,
  100                                 version:4;
  101         u8                      flow_lbl[3];
  102 
  103         u16                     payload_len;
  104         u8                      nexthdr;
  105         u8                      hop_limit;
  106 
  107         struct  ecore_in6_addr  saddr;
  108         struct  ecore_in6_addr  daddr;
  109 };
  110 
  111 struct ecore_tcphdr {
  112         u16     source;
  113         u16     dest;
  114         u32     seq;
  115         u32     ack_seq;
  116         u16     res1:4,
  117                 doff:4,
  118                 fin:1,
  119                 syn:1,
  120                 rst:1,
  121                 psh:1,
  122                 ack:1,
  123                 urg:1,
  124                 ece:1,
  125                 cwr:1;
  126         u16     window;
  127         u16     check;
  128         u16     urg_ptr;
  129 };
  130 
  131 enum {
  132         INET_ECN_NOT_ECT = 0,
  133         INET_ECN_ECT_1 = 1,
  134         INET_ECN_ECT_0 = 2,
  135         INET_ECN_CE = 3,
  136         INET_ECN_MASK = 3,
  137 };
  138 
  139 #endif

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FreeBSD/Linux Kernel Cross Reference sys/dev/qlnx/qlnxe/ecore_tcp_ip.h

FreeBSD/Linux Kernel Cross Reference
sys/dev/qlnx/qlnxe/ecore_tcp_ip.h