arch/all-pc/boot/grub2-aros/include/grub/net/ip.h

   1 /*
   2  *  GRUB  --  GRand Unified Bootloader
   3  *  Copyright (C) 2010,2011  Free Software Foundation, Inc.
   4  *
   5  *  GRUB is free software: you can redistribute it and/or modify
   6  *  it under the terms of the GNU General Public License as published by
   7  *  the Free Software Foundation, either version 3 of the License, or
   8  *  (at your option) any later version.
   9  *
  10  *  GRUB is distributed in the hope that it will be useful,
  11  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  *  GNU General Public License for more details.
  14  *
  15  *  You should have received a copy of the GNU General Public License
  16  *  along with GRUB.  If not, see <http://www.gnu.org/licenses/>.
  17  */
  18
  19 #ifndef GRUB_NET_IP_HEADER
  20 #define GRUB_NET_IP_HEADER      1
  21 #include <grub/misc.h>
  22 #include <grub/net.h>
  23
  24 typedef enum grub_net_ip_protocol
  25   {
  26     GRUB_NET_IP_ICMP = 1,
  27     GRUB_NET_IP_TCP = 6,
  28     GRUB_NET_IP_UDP = 17,
  29     GRUB_NET_IP_ICMPV6 = 58
  30   } grub_net_ip_protocol_t;
  31 #define GRUB_NET_IP_BROADCAST    0xFFFFFFFF
  32
  33 static inline grub_uint64_t
  34 grub_net_ipv6_get_id (const grub_net_link_level_address_t *addr)
  35 {
  36   return grub_cpu_to_be64 (((grub_uint64_t) (addr->mac[0] ^ 2) << 56)
  37                            | ((grub_uint64_t) addr->mac[1] << 48)
  38                            | ((grub_uint64_t) addr->mac[2] << 40)
  39                            | 0xfffe000000ULL
  40                            | ((grub_uint64_t) addr->mac[3] << 16)
  41                            | ((grub_uint64_t) addr->mac[4] << 8)
  42                            | ((grub_uint64_t) addr->mac[5]));
  43 }
  44
  45 grub_uint16_t grub_net_ip_chksum(void *ipv, grub_size_t len);
  46
  47 grub_err_t
  48 grub_net_recv_ip_packets (struct grub_net_buff *nb,
  49                           struct grub_net_card *card,
  50                           const grub_net_link_level_address_t *hwaddress,
  51                           const grub_net_link_level_address_t *src_hwaddress);
  52
  53 grub_err_t
  54 grub_net_send_ip_packet (struct grub_net_network_level_interface *inf,
  55                          const grub_net_network_level_address_t *target,
  56                          const grub_net_link_level_address_t *ll_target_addr,
  57                          struct grub_net_buff *nb,
  58                          grub_net_ip_protocol_t proto);
  59
  60 grub_err_t
  61 grub_net_recv_icmp_packet (struct grub_net_buff *nb,
  62                            struct grub_net_network_level_interface *inf,
  63                            const grub_net_link_level_address_t *ll_src,
  64                            const grub_net_network_level_address_t *src);
  65 grub_err_t
  66 grub_net_recv_icmp6_packet (struct grub_net_buff *nb,
  67                             struct grub_net_card *card,
  68                             struct grub_net_network_level_interface *inf,
  69                             const grub_net_link_level_address_t *ll_src,
  70                             const grub_net_network_level_address_t *source,
  71                             const grub_net_network_level_address_t *dest,
  72                             grub_uint8_t ttl);
  73 grub_err_t
  74 grub_net_recv_udp_packet (struct grub_net_buff *nb,
  75                           struct grub_net_network_level_interface *inf,
  76                           const grub_net_network_level_address_t *src);
  77 grub_err_t
  78 grub_net_recv_tcp_packet (struct grub_net_buff *nb,
  79                           struct grub_net_network_level_interface *inf,
  80                           const grub_net_network_level_address_t *source);
  81
  82 grub_uint16_t
  83 grub_net_ip_transport_checksum (struct grub_net_buff *nb,
  84                                 grub_uint16_t proto,
  85                                 const grub_net_network_level_address_t *src,
  86                                 const grub_net_network_level_address_t *dst);
  87
  88 struct grub_net_network_level_interface *
  89 grub_net_ipv6_get_link_local (struct grub_net_card *card,
  90                               const grub_net_link_level_address_t *hwaddr);
  91 grub_err_t
  92 grub_net_icmp6_send_request (struct grub_net_network_level_interface *inf,
  93                              const grub_net_network_level_address_t *proto_addr);
  94
  95 #endif