1 /*- 2 * Copyright (C) 2005 The FreeBSD Project. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 14 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 16 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 17 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 19 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 20 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 23 * SUCH DAMAGE. 24 * 25 * $FreeBSD$ 26 */ 27 28 #ifndef _NETDB_PRIVATE_H_ 29 #define _NETDB_PRIVATE_H_ 30 31 #include <stdio.h> /* XXX: for FILE */ 32 33 #define _MAXALIASES 35 34 #define _MAXLINELEN 1024 35 #define _MAXADDRS 35 36 #define _HOSTBUFSIZE (8 * 1024) 37 #define _NETBUFSIZE 1025 38 39 struct __res_state; 40 41 struct hostent_data { 42 uint32_t host_addr[4]; /* IPv4 or IPv6 */ 43 char *h_addr_ptrs[_MAXADDRS + 1]; 44 char *host_aliases[_MAXALIASES]; 45 char hostbuf[_HOSTBUFSIZE]; 46 FILE *hostf; 47 int stayopen; 48 struct __res_state *res; 49 #ifdef YP 50 char *yp_domain; 51 #endif 52 }; 53 54 struct netent_data { 55 char *net_aliases[_MAXALIASES]; 56 char netbuf[_NETBUFSIZE]; 57 FILE *netf; 58 int stayopen; 59 #ifdef YP 60 char *yp_domain; 61 #endif 62 }; 63 64 struct protoent_data { 65 FILE *fp; 66 char *aliases[_MAXALIASES]; 67 int stayopen; 68 char line[_MAXLINELEN + 1]; 69 }; 70 71 struct servent_data { 72 FILE *fp; 73 char *aliases[_MAXALIASES]; 74 int stayopen; 75 char line[_MAXLINELEN + 1]; 76 #ifdef YP 77 int yp_stepping; 78 char *yp_name; 79 char *yp_proto; 80 int yp_port; 81 char *yp_domain; 82 char *yp_key; 83 int yp_keylen; 84 #endif 85 }; 86 87 struct hostdata { 88 struct hostent host; 89 struct hostent_data data; 90 }; 91 92 struct netdata { 93 struct netent net; 94 struct netent_data data; 95 }; 96 97 struct protodata { 98 struct protoent proto; 99 struct protoent_data data; 100 }; 101 102 struct servdata { 103 struct servent serv; 104 struct servent_data data; 105 }; 106 107 #define endhostent_r __endhostent_r 108 #define endnetent_r __endnetent_r 109 #define endprotoent_r __endprotoent_r 110 #define endservent_r __endservent_r 111 #define gethostbyaddr_r __gethostbyaddr_r 112 #define gethostbyname_r __gethostbyname_r 113 #define gethostbyname2_r __gethostbyname2_r 114 #define gethostent_r __gethostent_r 115 #define getnetbyaddr_r __getnetbyaddr_r 116 #define getnetbyname_r __getnetbyname_r 117 #define getnetent_r __getnetent_r 118 #define getprotobyname_r __getprotobyname_r 119 #define getprotobynumber_r __getprotobynumber_r 120 #define getprotoent_r __getprotoent_r 121 #define getservbyname_r __getservbyname_r 122 #define getservbyport_r __getservbyport_r 123 #define getservent_r __getservent_r 124 #define sethostent_r __sethostent_r 125 #define setnetent_r __setnetent_r 126 #define setprotoent_r __setprotoent_r 127 #define setservent_r __setservent_r 128 129 struct hostdata *__hostdata_init(void); 130 struct netdata *__netdata_init(void); 131 struct protodata *__protodata_init(void); 132 struct servdata *__servdata_init(void); 133 void _endhostdnsent(void); 134 void _endhosthtent(struct hostent_data *); 135 void _endnetdnsent(void); 136 void _endnethtent(struct netent_data *); 137 struct hostent *_gethostbynisaddr(const char *, int, int); 138 struct hostent *_gethostbynisname(const char *, int); 139 void _map_v4v6_address(const char *, char *); 140 void _map_v4v6_hostent(struct hostent *, char **, char *); 141 void _sethostdnsent(int); 142 void _sethosthtent(int, struct hostent_data *); 143 void _setnetdnsent(int); 144 void _setnethtent(int, struct netent_data *); 145 void endhostent_r(struct hostent_data *); 146 void endnetent_r(struct netent_data *); 147 void endprotoent_r(struct protoent_data *); 148 void endservent_r(struct servent_data *); 149 int gethostbyaddr_r(const char *, int, int, struct hostent *, 150 struct hostent_data *); 151 int gethostbyname_r(const char *, struct hostent *, struct hostent_data *); 152 int gethostbyname2_r(const char *, int, struct hostent *, 153 struct hostent_data *); 154 int gethostent_r(struct hostent *, struct hostent_data *); 155 int getnetbyaddr_r(uint32_t addr, int af, struct netent *, 156 struct netent_data *); 157 int getnetbyname_r(const char *, struct netent *, struct netent_data *); 158 int getnetent_r(struct netent *, struct netent_data *); 159 int getprotobyname_r(const char *, struct protoent *, struct protoent_data *); 160 int getprotobynumber_r(int, struct protoent *, struct protoent_data *); 161 int getprotoent_r(struct protoent *, struct protoent_data *); 162 int getservbyname_r(const char *, const char *, struct servent *, 163 struct servent_data *); 164 int getservbyport_r(int, const char *, struct servent *, 165 struct servent_data *); 166 int getservent_r(struct servent *, struct servent_data *); 167 void sethostent_r(int, struct hostent_data *); 168 void setnetent_r(int, struct netent_data *); 169 void setprotoent_r(int, struct protoent_data *); 170 void setservent_r(int, struct servent_data *); 171 172 #endif /* _NETDB_PRIVATE_H_ */ 173