authd/getaddrinfo.h

   1 /*
   2  * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
   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  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in the
  12  *    documentation and/or other materials provided with the distribution.
  13  * 3. Neither the name of the project nor the names of its contributors
  14  *    may be used to endorse or promote products derived from this software
  15  *    without specific prior written permission.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
  18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
  21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  27  * SUCH DAMAGE.
  28  *
  29  *  $Id$
  30  */
  31
  32 struct rb_addrinfo {
  33         int ai_flags;
  34         int ai_family;
  35         int ai_socktype;
  36         int ai_protocol;
  37         size_t ai_addrlen;
  38         char *ai_canonname;
  39         struct sockaddr *ai_addr;
  40         struct rb_addrinfo *ai_next;
  41 };
  42
  43 #ifndef AI_PASSIVE
  44 #define AI_PASSIVE      0x00000001 /* get address to use bind() */
  45 #endif /* AI_PASSIVE */
  46
  47 #ifndef AI_NUMERICHOST
  48 #define AI_NUMERICHOST  0x00000004 /* prevent name resolution */
  49 #endif /* AI_NUMERICHOST */
  50
  51 #ifndef EAI_FAIL
  52 #define EAI_FAIL         4      /* non-recoverable failure in name resolution */
  53 #endif /* EAI_FAIL */
  54
  55 #ifndef EAI_FAMILY
  56 #define EAI_FAMILY       5      /* ai_family not supported */
  57 #endif /* EAI_FAMILY */
  58
  59 #ifndef EAI_MEMORY
  60 #define EAI_MEMORY       6      /* memory allocation failure */
  61 #endif /* EAI_MEMORY */
  62
  63 #ifndef EAI_NONAME
  64 #define EAI_NONAME       8      /* hostname nor servname provided, or not known */
  65 #endif /* EAI_NONAME */
  66
  67 #ifndef EAI_SYSTEM
  68 #define EAI_SYSTEM      11      /* system error returned in errno */
  69 #endif /* EAI_SYSTEM */
  70
  71 #ifndef NI_NUMERICHOST
  72 #define NI_NUMERICHOST  0x00000002
  73 #endif /* NI_NUMERICHOST */
  74
  75 #ifndef NI_NAMEREQD
  76 #define NI_NAMEREQD     0x00000004
  77 #endif /* NI_NAMEREQD */
  78
  79 #ifndef NI_NUMERICSERV
  80 #define NI_NUMERICSERV  0x00000008
  81 #endif /* NI_NUMERICSERV */
  82
  83 #ifndef NI_DGRAM
  84 #define NI_DGRAM        0x00000010
  85 #endif /* NI_DGRAM */
  86
  87 #ifndef INADDR_NONE
  88 #define INADDR_NONE ((unsigned int) 0xffffffff)
  89 #endif /* INADDR_NONE */
  90
  91 int rb_getaddrinfo(const char *hostname, const char *servname,
  92                            const struct rb_addrinfo *hints, struct rb_addrinfo **res);
  93 void rb_freeaddrinfo(struct rb_addrinfo *ai);
  94
  95 #define SUCCESS 0
  96 #define ANY 0
  97 #define YES 1
  98 #define NO  0
  99
 100 #undef EAI_ADDRFAMILY
 101 #undef EAI_AGAIN
 102 #undef EAI_BADFLAGS
 103 #undef EAI_FAIL
 104 #undef EAI_FAMILY
 105 #undef EAI_MEMORY
 106 #undef EAI_NODATA
 107 #undef EAI_NONAME
 108 #undef EAI_SERVICE
 109 #undef EAI_SOCKTYPE
 110 #undef EAI_SYSTEM
 111 #undef EAI_BADHINTS
 112 #undef EAI_PROTOCOL
 113 #undef EAI_MAX
 114 #undef AI_MASK
 115
 116 #define EAI_ADDRFAMILY   1  /* address family for hostname not supported */
 117 #define EAI_AGAIN    2  /* temporary failure in name resolution */
 118 #define EAI_BADFLAGS     3  /* invalid value for ai_flags */
 119 #define EAI_FAIL     4  /* non-recoverable failure in name resolution */
 120 #define EAI_FAMILY   5  /* ai_family not supported */
 121 #define EAI_MEMORY   6  /* memory allocation failure */
 122 #define EAI_NODATA   7  /* no address associated with hostname */
 123 #define EAI_NONAME   8  /* hostname nor servname provided, or not known */
 124 #define EAI_SERVICE  9  /* servname not supported for ai_socktype */
 125 #define EAI_SOCKTYPE    10  /* ai_socktype not supported */
 126 #define EAI_SYSTEM  11  /* system error returned in errno */
 127 #define EAI_BADHINTS    12
 128 #define EAI_PROTOCOL    13
 129 #define EAI_MAX     14
 130 #define AI_MASK (AI_PASSIVE | AI_NUMERICHOST)