netdb_private.h revision 145635 
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: head/lib/libc/net/netdb_private.h 145635 2005-04-28 18:52:40Z ume $
26 */
27
28#ifndef _NETDB_PRIVATE_H_
29#define _NETDB_PRIVATE_H_
30
31#include <sys/_types.h>
32#include <stdio.h>				/* XXX: for FILE */
33
34#ifndef _UINT32_T_DECLARED
35typedef	__uint32_t	uint32_t;
36#define	_UINT32_T_DECLARED
37#endif
38
39#define	_MAXALIASES	35
40#define	_MAXLINELEN	1024
41#define	_MAXADDRS	35
42#define	_HOSTBUFSIZE	(8 * 1024)
43#define	_NETBUFSIZE	1025
44
45struct hostent_data {
46	uint32_t host_addr[4];			/* IPv4 or IPv6 */
47	char *h_addr_ptrs[_MAXADDRS + 1];
48	char *host_aliases[_MAXALIASES];
49	char hostbuf[_HOSTBUFSIZE];
50	FILE *hostf;
51	int stayopen;
52#ifdef YP
53	char *yp_domain;
54#endif
55};
56
57struct netent_data {
58	char *net_aliases[_MAXALIASES];
59	char netbuf[_NETBUFSIZE];
60	FILE *netf;
61	int stayopen;
62#ifdef YP
63	char *yp_domain;
64#endif
65};
66
67struct protoent_data {
68	FILE *fp;
69	char *aliases[_MAXALIASES];
70	int stayopen;
71	char line[_MAXLINELEN + 1];
72};
73
74struct servent_data {
75	FILE *fp;
76	char *aliases[_MAXALIASES];
77	int stayopen;
78	char line[_MAXLINELEN + 1];
79#ifdef YP
80	int yp_stepping;
81	char *yp_name;
82	char *yp_proto;
83	int yp_port;
84	char *yp_domain;
85	char *yp_key;
86	int yp_keylen;
87#endif
88};
89
90struct hostdata {
91	struct hostent host;
92	struct hostent_data data;
93};
94
95struct netdata {
96	struct netent net;
97	struct netent_data data;
98};
99
100struct protodata {
101	struct protoent proto;
102	struct protoent_data data;
103};
104
105struct servdata {
106	struct servent serv;
107	struct servent_data data;
108};
109
110#define	endhostent_r		__endhostent_r
111#define	endnetent_r		__endnetent_r
112#define	endprotoent_r		__endprotoent_r
113#define	endservent_r		__endservent_r
114#define	gethostbyaddr_r		__gethostbyaddr_r
115#define	gethostbyname_r		__gethostbyname_r
116#define	gethostbyname2_r	__gethostbyname2_r
117#define	gethostent_r		__gethostent_r
118#define	getnetbyaddr_r		__getnetbyaddr_r
119#define	getnetbyname_r		__getnetbyname_r
120#define	getnetent_r		__getnetent_r
121#define	getprotobyname_r	__getprotobyname_r
122#define	getprotobynumber_r	__getprotobynumber_r
123#define	getprotoent_r		__getprotoent_r
124#define	getservbyname_r		__getservbyname_r
125#define	getservbyport_r		__getservbyport_r
126#define	getservent_r		__getservent_r
127#define	sethostent_r		__sethostent_r
128#define	setnetent_r		__setnetent_r
129#define	setprotoent_r		__setprotoent_r
130#define	setservent_r		__setservent_r
131
132struct hostdata *__hostdata_init(void);
133struct netdata *__netdata_init(void);
134struct protodata *__protodata_init(void);
135struct servdata *__servdata_init(void);
136void _endhostdnsent(void);
137void _endhosthtent(struct hostent_data *);
138void _endnetdnsent(void);
139void _endnethtent(struct netent_data *);
140struct hostent *_gethostbynisaddr(const char *, int, int);
141struct hostent *_gethostbynisname(const char *, int);
142void _map_v4v6_address(const char *, char *);
143void _map_v4v6_hostent(struct hostent *, char **, char *);
144void _sethostdnsent(int);
145void _sethosthtent(int, struct hostent_data *);
146void _setnetdnsent(int);
147void _setnethtent(int, struct netent_data *);
148void endhostent_r(struct hostent_data *);
149void endnetent_r(struct netent_data *);
150void endprotoent_r(struct protoent_data *);
151void endservent_r(struct servent_data *);
152int gethostbyaddr_r(const char *, int, int, struct hostent *,
153	struct hostent_data *);
154int gethostbyname_r(const char *, struct hostent *, struct hostent_data *);
155int gethostbyname2_r(const char *, int, struct hostent *,
156	struct hostent_data *);
157int gethostent_r(struct hostent *, struct hostent_data *);
158int getnetbyaddr_r(unsigned long addr, int af, struct netent *,
159	struct netent_data *);
160int getnetbyname_r(const char *, struct netent *, struct netent_data *);
161int getnetent_r(struct netent *, struct netent_data *);
162int getprotobyname_r(const char *, struct protoent *, struct protoent_data *);
163int getprotobynumber_r(int, struct protoent *, struct protoent_data *);
164int getprotoent_r(struct protoent *, struct protoent_data *);
165int getservbyname_r(const char *, const char *, struct servent *,
166	struct servent_data *);
167int getservbyport_r(int, const char *, struct servent *,
168	struct servent_data *);
169int getservent_r(struct servent *, struct servent_data *);
170void sethostent_r(int, struct hostent_data *);
171void setnetent_r(int, struct netent_data *);
172void setprotoent_r(int, struct protoent_data *);
173void setservent_r(int, struct servent_data *);
174
175#endif /* _NETDB_PRIVATE_H_ */
176