external/bsd/bind/dist/lib/isc/win32/netdb.h

   1 /*      $NetBSD: netdb.h,v 1.5 2014/12/10 04:38:01 christos Exp $       */
   2
   3 /*
   4  * Copyright (C) 2004, 2006, 2007, 2009, 2013  Internet Systems Consortium, Inc. ("ISC")
   5  * Copyright (C) 2000, 2001  Internet Software Consortium.
   6  *
   7  * Permission to use, copy, modify, and/or distribute this software for any
   8  * purpose with or without fee is hereby granted, provided that the above
   9  * copyright notice and this permission notice appear in all copies.
  10  *
  11  * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
  12  * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
  13  * AND FITNESS.  IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
  14  * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
  15  * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
  16  * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
  17  * PERFORMANCE OF THIS SOFTWARE.
  18  */
  19
  20 /* Id: netdb.h,v 1.9 2009/01/18 23:48:14 tbox Exp  */
  21
  22 #ifndef NETDB_H
  23 #define NETDB_H 1
  24
  25 #include <stddef.h>
  26 #include <winsock2.h>
  27
  28 /*
  29  * Define if <netdb.h> does not declare struct addrinfo.
  30  */
  31
  32 #if _MSC_VER < 1600
  33 struct addrinfo {
  34         int             ai_flags;      /* AI_PASSIVE, AI_CANONNAME */
  35         int             ai_family;     /* PF_xxx */
  36         int             ai_socktype;   /* SOCK_xxx */
  37         int             ai_protocol;   /* 0 or IPPROTO_xxx for IPv4 and IPv6 */
  38         size_t          ai_addrlen;    /* Length of ai_addr */
  39         char            *ai_canonname; /* Canonical name for hostname */
  40         struct sockaddr *ai_addr;      /* Binary address */
  41         struct addrinfo *ai_next;      /* Next structure in linked list */
  42 };
  43 #endif
  44
  45
  46 /*
  47  * Undefine all \#defines we are interested in as <netdb.h> may or may not have
  48  * defined them.
  49  */
  50
  51 /*
  52  * Error return codes from gethostbyname() and gethostbyaddr()
  53  * (left in extern int h_errno).
  54  */
  55
  56 #undef  NETDB_INTERNAL
  57 #undef  NETDB_SUCCESS
  58 #undef  HOST_NOT_FOUND
  59 #undef  TRY_AGAIN
  60 #undef  NO_RECOVERY
  61 #undef  NO_DATA
  62 #undef  NO_ADDRESS
  63
  64 #define NETDB_INTERNAL  -1      /* see errno */
  65 #define NETDB_SUCCESS   0       /* no problem */
  66 #define HOST_NOT_FOUND  1 /* Authoritative Answer Host not found */
  67 #define TRY_AGAIN       2 /* Non-Authoritative Host not found, or SERVERFAIL */
  68 #define NO_RECOVERY     3 /* Non recoverable errors, FORMERR, REFUSED, NOTIMP */
  69 #define NO_DATA         4 /* Valid name, no data record of requested type */
  70 #define NO_ADDRESS      NO_DATA         /* no address, look for MX record */
  71
  72 /*
  73  * Error return codes from getaddrinfo()
  74  */
  75
  76 #undef  EAI_ADDRFAMILY
  77 #undef  EAI_AGAIN
  78 #undef  EAI_BADFLAGS
  79 #undef  EAI_FAIL
  80 #undef  EAI_FAMILY
  81 #undef  EAI_MEMORY
  82 #undef  EAI_NODATA
  83 #undef  EAI_NONAME
  84 #undef  EAI_SERVICE
  85 #undef  EAI_SOCKTYPE
  86 #undef  EAI_SYSTEM
  87 #undef  EAI_BADHINTS
  88 #undef  EAI_PROTOCOL
  89 #undef  EAI_MAX
  90
  91 #define EAI_ADDRFAMILY   1      /* address family for hostname not supported */
  92 #define EAI_AGAIN        2      /* temporary failure in name resolution */
  93 #define EAI_BADFLAGS     3      /* invalid value for ai_flags */
  94 #define EAI_FAIL         4      /* non-recoverable failure in name resolution */
  95 #define EAI_FAMILY       5      /* ai_family not supported */
  96 #define EAI_MEMORY       6      /* memory allocation failure */
  97 #define EAI_NODATA       7      /* no address associated with hostname */
  98 #define EAI_NONAME       8      /* hostname nor servname provided, or not known */
  99 #define EAI_SERVICE      9      /* servname not supported for ai_socktype */
 100 #define EAI_SOCKTYPE    10      /* ai_socktype not supported */
 101 #define EAI_SYSTEM      11      /* system error returned in errno */
 102 #define EAI_BADHINTS    12
 103 #define EAI_PROTOCOL    13
 104 #define EAI_MAX         14
 105
 106 /*
 107  * Flag values for getaddrinfo()
 108  */
 109 #undef  AI_PASSIVE
 110 #undef  AI_CANONNAME
 111 #undef  AI_NUMERICHOST
 112
 113 #define AI_PASSIVE      0x00000001
 114 #define AI_CANONNAME    0x00000002
 115 #define AI_NUMERICHOST  0x00000004
 116
 117 /*
 118  * Flag values for getipnodebyname()
 119  */
 120 #undef AI_V4MAPPED
 121 #undef AI_ALL
 122 #undef AI_ADDRCONFIG
 123 #undef AI_DEFAULT
 124
 125 #define AI_V4MAPPED     0x00000008
 126 #define AI_ALL          0x00000010
 127 #define AI_ADDRCONFIG   0x00000020
 128 #define AI_DEFAULT      (AI_V4MAPPED|AI_ADDRCONFIG)
 129
 130 /*
 131  * Constants for getnameinfo()
 132  */
 133 #undef  NI_MAXHOST
 134 #undef  NI_MAXSERV
 135
 136 #define NI_MAXHOST      1025
 137 #define NI_MAXSERV      32
 138
 139 /*
 140  * Flag values for getnameinfo()
 141  */
 142 #undef  NI_NOFQDN
 143 #undef  NI_NUMERICHOST
 144 #undef  NI_NAMEREQD
 145 #undef  NI_NUMERICSERV
 146 #undef  NI_DGRAM
 147 #undef  NI_NUMERICSCOPE
 148
 149 #define NI_NOFQDN       0x00000001
 150 #define NI_NUMERICHOST  0x00000002
 151 #define NI_NAMEREQD     0x00000004
 152 #define NI_NUMERICSERV  0x00000008
 153 #define NI_DGRAM        0x00000010
 154 #define NI_NUMERICSCOPE 0x00000020      /*2553bis-00*/
 155
 156 /*
 157  * Structures for getrrsetbyname()
 158  */
 159 struct rdatainfo {
 160         unsigned int            rdi_length;
 161         unsigned char           *rdi_data;
 162 };
 163
 164 struct rrsetinfo {
 165         unsigned int            rri_flags;
 166         int                     rri_rdclass;
 167         int                     rri_rdtype;
 168         unsigned int            rri_ttl;
 169         unsigned int            rri_nrdatas;
 170         unsigned int            rri_nsigs;
 171         char                    *rri_name;
 172         struct rdatainfo        *rri_rdatas;
 173         struct rdatainfo        *rri_sigs;
 174 };
 175
 176 /*
 177  * Flags for getrrsetbyname()
 178  */
 179 #define RRSET_VALIDATED         0x00000001
 180         /* Set was dnssec validated */
 181
 182 /*
 183  * Return codes for getrrsetbyname()
 184  */
 185 #define ERRSET_SUCCESS          0
 186 #define ERRSET_NOMEMORY         1
 187 #define ERRSET_FAIL             2
 188 #define ERRSET_INVAL            3
 189
 190
 191 #endif /* NETDB_H */