1 | /*- |
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2 | * Copyright (c) 1980, 1983, 1988, 1993 |
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3 | * The Regents of the University of California. All rights reserved. |
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4 | * |
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5 | * Redistribution and use in source and binary forms, with or without |
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6 | * modification, are permitted provided that the following conditions |
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7 | * are met: |
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8 | * 1. Redistributions of source code must retain the above copyright |
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9 | * notice, this list of conditions and the following disclaimer. |
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10 | * 2. Redistributions in binary form must reproduce the above copyright |
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11 | * notice, this list of conditions and the following disclaimer in the |
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12 | * documentation and/or other materials provided with the distribution. |
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13 | * 3. All advertising materials mentioning features or use of this software |
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14 | * must display the following acknowledgement: |
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15 | * This product includes software developed by the University of |
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16 | * California, Berkeley and its contributors. |
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17 | * 4. Neither the name of the University nor the names of its contributors |
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18 | * may be used to endorse or promote products derived from this software |
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19 | * without specific prior written permission. |
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20 | * |
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21 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
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22 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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23 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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24 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
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25 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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26 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
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27 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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28 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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29 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
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30 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
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31 | * SUCH DAMAGE. |
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32 | * |
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33 | * - |
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34 | * Portions Copyright (c) 1993 by Digital Equipment Corporation. |
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35 | * |
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36 | * Permission to use, copy, modify, and distribute this software for any |
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37 | * purpose with or without fee is hereby granted, provided that the above |
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38 | * copyright notice and this permission notice appear in all copies, and that |
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39 | * the name of Digital Equipment Corporation not be used in advertising or |
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40 | * publicity pertaining to distribution of the document or software without |
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41 | * specific, written prior permission. |
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42 | * |
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43 | * THE SOFTWARE IS PROVIDED "AS IS" AND DIGITAL EQUIPMENT CORP. DISCLAIMS ALL |
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44 | * WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES |
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45 | * OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL DIGITAL EQUIPMENT |
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46 | * CORPORATION BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL |
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47 | * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR |
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48 | * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS |
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49 | * ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS |
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50 | * SOFTWARE. |
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51 | * - |
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52 | * --Copyright-- |
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53 | */ |
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54 | |
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55 | /* |
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56 | * @(#)netdb.h 8.1 (Berkeley) 6/2/93 |
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57 | * From: Id: netdb.h,v 8.9 1996/11/19 08:39:29 vixie Exp $ |
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58 | * $Id$ |
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59 | */ |
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60 | |
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61 | #ifndef _NETDB_H_ |
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62 | #define _NETDB_H_ |
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63 | |
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64 | #include <sys/cdefs.h> |
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65 | |
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66 | #ifndef _PATH_HEQUIV |
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67 | # define _PATH_HEQUIV "/etc/hosts.equiv" |
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68 | #endif |
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69 | #define _PATH_HOSTS "/etc/hosts" |
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70 | #define _PATH_NETWORKS "/etc/networks" |
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71 | #define _PATH_PROTOCOLS "/etc/protocols" |
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72 | #define _PATH_SERVICES "/etc/services" |
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73 | |
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74 | extern int h_errno; |
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75 | |
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76 | /* |
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77 | * Structures returned by network data base library. All addresses are |
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78 | * supplied in host order, and returned in network order (suitable for |
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79 | * use in system calls). |
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80 | */ |
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81 | struct hostent { |
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82 | char *h_name; /* official name of host */ |
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83 | char **h_aliases; /* alias list */ |
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84 | int h_addrtype; /* host address type */ |
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85 | int h_length; /* length of address */ |
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86 | char **h_addr_list; /* list of addresses from name server */ |
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87 | #define h_addr h_addr_list[0] /* address, for backward compatibility */ |
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88 | }; |
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89 | |
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90 | /* |
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91 | * Assumption here is that a network number |
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92 | * fits in an unsigned long -- probably a poor one. |
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93 | */ |
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94 | struct netent { |
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95 | char *n_name; /* official name of net */ |
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96 | char **n_aliases; /* alias list */ |
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97 | int n_addrtype; /* net address type */ |
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98 | unsigned long n_net; /* network # */ |
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99 | }; |
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100 | |
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101 | struct servent { |
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102 | char *s_name; /* official service name */ |
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103 | char **s_aliases; /* alias list */ |
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104 | int s_port; /* port # */ |
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105 | char *s_proto; /* protocol to use */ |
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106 | }; |
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107 | |
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108 | struct protoent { |
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109 | char *p_name; /* official protocol name */ |
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110 | char **p_aliases; /* alias list */ |
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111 | int p_proto; /* protocol # */ |
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112 | }; |
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113 | |
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114 | /* |
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115 | * Error return codes from gethostbyname() and gethostbyaddr() |
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116 | * (left in extern int h_errno). |
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117 | */ |
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118 | |
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119 | #define NETDB_INTERNAL -1 /* see errno */ |
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120 | #define NETDB_SUCCESS 0 /* no problem */ |
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121 | #define HOST_NOT_FOUND 1 /* Authoritative Answer Host not found */ |
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122 | #define TRY_AGAIN 2 /* Non-Authoritative Host not found, or SERVERFAIL */ |
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123 | #define NO_RECOVERY 3 /* Non recoverable errors, FORMERR, REFUSED, NOTIMP */ |
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124 | #define NO_DATA 4 /* Valid name, no data record of requested type */ |
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125 | #define NO_ADDRESS NO_DATA /* no address, look for MX record */ |
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126 | |
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127 | __BEGIN_DECLS |
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128 | void endhostent __P((void)); |
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129 | void endnetent __P((void)); |
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130 | void endprotoent __P((void)); |
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131 | void endservent __P((void)); |
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132 | struct hostent *gethostbyaddr __P((const char *, int, int)); |
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133 | struct hostent *gethostbyname __P((const char *)); |
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134 | struct hostent *gethostbyname2 __P((const char *, int)); |
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135 | struct hostent *gethostent __P((void)); |
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136 | struct netent *getnetbyaddr __P((unsigned long, int)); |
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137 | struct netent *getnetbyname __P((const char *)); |
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138 | struct netent *getnetent __P((void)); |
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139 | struct protoent *getprotobyname __P((const char *)); |
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140 | struct protoent *getprotobynumber __P((int)); |
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141 | struct protoent *getprotoent __P((void)); |
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142 | struct servent *getservbyname __P((const char *, const char *)); |
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143 | struct servent *getservbyport __P((int, const char *)); |
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144 | struct servent *getservent __P((void)); |
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145 | void herror __P((const char *)); |
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146 | __const char *hstrerror __P((int)); |
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147 | void sethostent __P((int)); |
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148 | /* void sethostfile __P((const char *)); */ |
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149 | void setnetent __P((int)); |
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150 | void setprotoent __P((int)); |
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151 | void setservent __P((int)); |
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152 | |
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153 | /* |
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154 | * PRIVATE functions specific to the FreeBSD implementation |
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155 | */ |
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156 | |
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157 | /* DO NOT USE THESE, THEY ARE SUBJECT TO CHANGE AND ARE NOT PORTABLE!!! */ |
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158 | void _sethosthtent __P((int)); |
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159 | void _endhosthtent __P((void)); |
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160 | void _sethostdnsent __P((int)); |
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161 | void _endhostdnsent __P((void)); |
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162 | void _setnethtent __P((int)); |
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163 | void _endnethtent __P((void)); |
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164 | void _setnetdnsent __P((int)); |
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165 | void _endnetdnsent __P((void)); |
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166 | struct hostent * _gethostbyhtname __P((const char *, int)); |
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167 | struct hostent * _gethostbydnsname __P((const char *, int)); |
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168 | struct hostent * _gethostbynisname __P((const char *, int)); |
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169 | struct hostent * _gethostbyhtaddr __P((const char *, int, int)); |
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170 | struct hostent * _gethostbydnsaddr __P((const char *, int, int)); |
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171 | struct hostent * _gethostbynisaddr __P((const char *, int, int)); |
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172 | struct netent * _getnetbyhtname __P((const char *)); |
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173 | struct netent * _getnetbydnsname __P((const char *)); |
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174 | struct netent * _getnetbynisname __P((const char *)); |
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175 | struct netent * _getnetbyhtaddr __P((unsigned long, int)); |
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176 | struct netent * _getnetbydnsaddr __P((unsigned long, int)); |
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177 | struct netent * _getnetbynisaddr __P((unsigned long, int)); |
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178 | void _map_v4v6_address __P((const char *src, char *dst)); |
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179 | void _map_v4v6_hostent __P((struct hostent *hp, char **bp, int *len)); |
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180 | __END_DECLS |
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181 | |
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182 | #endif /* !_NETDB_H_ */ |
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