sdk/lib/dnslib/addr.c

   1 /*
   2  * COPYRIGHT:   See COPYING in the top level directory
   3  * PROJECT:     ReactOS DNS Shared Library
   4  * FILE:        lib/dnslib/addr.c
   5  * PURPOSE:     Contains the Address Family Information Tables
   6  */
   7
   8 /* INCLUDES ******************************************************************/
   9 #include "precomp.h"
  10
  11 /* DATA **********************************************************************/
  12
  13 DNS_FAMILY_INFO AddrFamilyTable[3] =
  14 {
  15     {
  16         AF_INET,
  17         DNS_TYPE_A,
  18         sizeof(IP4_ADDRESS),
  19         sizeof(SOCKADDR_IN),
  20         FIELD_OFFSET(SOCKADDR_IN, sin_addr)
  21     },
  22     {
  23         AF_INET6,
  24         DNS_TYPE_AAAA,
  25         sizeof(IP6_ADDRESS),
  26         sizeof(SOCKADDR_IN6),
  27         FIELD_OFFSET(SOCKADDR_IN6, sin6_addr)
  28     },
  29     {
  30         AF_ATM,
  31         DNS_TYPE_ATMA,
  32         sizeof(ATM_ADDRESS),
  33         sizeof(SOCKADDR_ATM),
  34         FIELD_OFFSET(SOCKADDR_ATM, satm_number)
  35     }
  36 };
  37
  38 /* FUNCTIONS *****************************************************************/
  39
  40 PDNS_FAMILY_INFO
  41 WINAPI
  42 FamilyInfo_GetForFamily(IN WORD AddressFamily)
  43 {
  44     /* Check which family this is */
  45     switch (AddressFamily)
  46     {
  47         case AF_INET:
  48             /* Return IPv4 Family Info */
  49             return &AddrFamilyTable[0];
  50
  51         case AF_INET6:
  52             /* Return IPv6 Family Info */
  53             return &AddrFamilyTable[1];
  54
  55         case AF_ATM:
  56             /* Return ATM Family Info */
  57             return &AddrFamilyTable[2];
  58
  59         default:
  60             /* Invalid family */
  61             return NULL;
  62     }
  63
  64 }
  65