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  */
  30
  31 struct rb_addrinfo {
  32         int ai_flags;
  33         int ai_family;
  34         int ai_socktype;
  35         int ai_protocol;
  36         size_t ai_addrlen;
  37         char *ai_canonname;
  38         struct sockaddr *ai_addr;
  39         struct rb_addrinfo *ai_next;
  40 };
  41
  42 #ifndef AI_PASSIVE
  43 #define AI_PASSIVE      0x00000001 /* get address to use bind() */
  44 #endif /* AI_PASSIVE */
  45
  46 #ifndef AI_NUMERICHOST
  47 #define AI_NUMERICHOST  0x00000004 /* prevent name resolution */
  48 #endif /* AI_NUMERICHOST */
  49
  50 #ifndef EAI_FAIL
  51 #define EAI_FAIL         4      /* non-recoverable failure in name resolution */
  52 #endif /* EAI_FAIL */
  53
  54 #ifndef EAI_FAMILY
  55 #define EAI_FAMILY       5      /* ai_family not supported */
  56 #endif /* EAI_FAMILY */
  57
  58 #ifndef EAI_MEMORY
  59 #define EAI_MEMORY       6      /* memory allocation failure */
  60 #endif /* EAI_MEMORY */
  61
  62 #ifndef EAI_NONAME
  63 #define EAI_NONAME       8      /* hostname nor servname provided, or not known */
  64 #endif /* EAI_NONAME */
  65
  66 #ifndef EAI_SYSTEM
  67 #define EAI_SYSTEM      11      /* system error returned in errno */
  68 #endif /* EAI_SYSTEM */
  69
  70 #ifndef NI_NUMERICHOST
  71 #define NI_NUMERICHOST  0x00000002
  72 #endif /* NI_NUMERICHOST */
  73
  74 #ifndef NI_NAMEREQD
  75 #define NI_NAMEREQD     0x00000004
  76 #endif /* NI_NAMEREQD */
  77
  78 #ifndef NI_NUMERICSERV
  79 #define NI_NUMERICSERV  0x00000008
  80 #endif /* NI_NUMERICSERV */
  81
  82 #ifndef NI_DGRAM
  83 #define NI_DGRAM        0x00000010
  84 #endif /* NI_DGRAM */
  85
  86 int rb_getaddrinfo(const char *hostname, const char *servname,
  87                            const struct rb_addrinfo *hints, struct rb_addrinfo **res);
  88 void rb_freeaddrinfo(struct rb_addrinfo *ai);
  89
  90 #define SUCCESS 0
  91 #define ANY 0
  92
  93 #undef EAI_ADDRFAMILY
  94 #undef EAI_AGAIN
  95 #undef EAI_BADFLAGS
  96 #undef EAI_FAIL
  97 #undef EAI_FAMILY
  98 #undef EAI_MEMORY
  99 #undef EAI_NODATA
 100 #undef EAI_NONAME
 101 #undef EAI_SERVICE
 102 #undef EAI_SOCKTYPE
 103 #undef EAI_SYSTEM
 104 #undef EAI_BADHINTS
 105 #undef EAI_PROTOCOL
 106 #undef EAI_MAX
 107 #undef AI_MASK
 108
 109 #define EAI_ADDRFAMILY   1  /* address family for hostname not supported */
 110 #define EAI_AGAIN    2  /* temporary failure in name resolution */
 111 #define EAI_BADFLAGS     3  /* invalid value for ai_flags */
 112 #define EAI_FAIL     4  /* non-recoverable failure in name resolution */
 113 #define EAI_FAMILY   5  /* ai_family not supported */
 114 #define EAI_MEMORY   6  /* memory allocation failure */
 115 #define EAI_NODATA   7  /* no address associated with hostname */
 116 #define EAI_NONAME   8  /* hostname nor servname provided, or not known */
 117 #define EAI_SERVICE  9  /* servname not supported for ai_socktype */
 118 #define EAI_SOCKTYPE    10  /* ai_socktype not supported */
 119 #define EAI_SYSTEM  11  /* system error returned in errno */
 120 #define EAI_BADHINTS    12
 121 #define EAI_PROTOCOL    13
 122 #define EAI_MAX     14
 123 #define AI_MASK (AI_PASSIVE | AI_NUMERICHOST)