1/*	$NetBSD: rpcbind.h,v 1.1 2000/06/03 00:47:21 fvdl Exp $	*/
2
3/*-
4 * SPDX-License-Identifier: BSD-3-Clause
5 *
6 * Copyright (c) 2009, Sun Microsystems, Inc.
7 * All rights reserved.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions are met:
11 * - Redistributions of source code must retain the above copyright notice,
12 *   this list of conditions and the following disclaimer.
13 * - Redistributions in binary form must reproduce the above copyright notice,
14 *   this list of conditions and the following disclaimer in the documentation
15 *   and/or other materials provided with the distribution.
16 * - Neither the name of Sun Microsystems, Inc. nor the names of its
17 *   contributors may be used to endorse or promote products derived
18 *   from this software without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
21 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
24 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
30 * POSSIBILITY OF SUCH DAMAGE.
31 */
32/*
33 * Copyright (c) 1986 - 1991 by Sun Microsystems, Inc.
34 */
35
36/*
37 * rpcbind.h
38 * The common header declarations
39 */
40
41#ifndef rpcbind_h
42#define	rpcbind_h
43
44#include <signal.h>
45
46#ifdef PORTMAP
47#include <rpc/pmap_prot.h>
48#endif
49#include <rpc/rpcb_prot.h>
50
51/*
52 * Stuff for the rmtcall service
53 */
54struct encap_parms {
55	u_int32_t arglen;
56	char *args;
57};
58
59struct r_rmtcall_args {
60	u_int32_t  rmt_prog;
61	u_int32_t  rmt_vers;
62	u_int32_t  rmt_proc;
63	int     rmt_localvers;  /* whether to send port # or uaddr */
64	char    *rmt_uaddr;
65	struct encap_parms rmt_args;
66};
67
68extern int debugging;
69extern int doabort;
70extern int terminate_rfd;
71extern volatile sig_atomic_t doterminate;
72#ifdef LIBWRAP
73extern int libwrap;
74#endif
75extern int verboselog;
76extern int insecure;
77extern int oldstyle_local;
78extern rpcblist_ptr list_rbl;	/* A list of version 3 & 4 rpcbind services */
79extern int rpcbindlockfd;
80
81#ifdef PORTMAP
82extern struct pmaplist *list_pml; /* A list of version 2 rpcbind services */
83extern char *udptrans;		/* Name of UDP transport */
84extern char *tcptrans;		/* Name of TCP transport */
85extern char *udp_uaddr;		/* Universal UDP address */
86extern char *tcp_uaddr;		/* Universal TCP address */
87#endif
88
89int add_bndlist(struct netconfig *, struct netbuf *);
90bool_t is_bound(char *, char *);
91char *mergeaddr(SVCXPRT *, char *, char *, char *);
92struct netconfig *rpcbind_get_conf(const char *);
93
94void rpcbs_init(void);
95void rpcbs_procinfo(rpcvers_t, rpcproc_t);
96void rpcbs_set(rpcvers_t, bool_t);
97void rpcbs_unset(rpcvers_t, bool_t);
98void rpcbs_getaddr(rpcvers_t, rpcprog_t, rpcvers_t, char *, char *);
99void rpcbs_rmtcall(rpcvers_t, rpcproc_t, rpcprog_t, rpcvers_t, rpcproc_t,
100			char *, rpcblist_ptr);
101void *rpcbproc_getstat(void *, struct svc_req *, SVCXPRT *, rpcvers_t);
102
103void rpcb_service_3(struct svc_req *, SVCXPRT *);
104void rpcb_service_4(struct svc_req *, SVCXPRT *);
105
106/* Common functions shared between versions */
107void *rpcbproc_set_com(void *, struct svc_req *, SVCXPRT *, rpcvers_t);
108void *rpcbproc_unset_com(void *, struct svc_req *, SVCXPRT *, rpcvers_t);
109bool_t map_set(RPCB *, char *);
110bool_t map_unset(RPCB *, char *);
111void delete_prog(unsigned int);
112void *rpcbproc_getaddr_com(RPCB *, struct svc_req *, SVCXPRT *, rpcvers_t,
113				 rpcvers_t);
114void *rpcbproc_gettime_com(void *, struct svc_req *, SVCXPRT *,
115				rpcvers_t);
116void *rpcbproc_uaddr2taddr_com(void *, struct svc_req *,
117					     SVCXPRT *, rpcvers_t);
118void *rpcbproc_taddr2uaddr_com(void *, struct svc_req *, SVCXPRT *,
119				    rpcvers_t);
120int create_rmtcall_fd(struct netconfig *);
121void rpcbproc_callit_com(struct svc_req *, SVCXPRT *, rpcvers_t,
122			      rpcvers_t);
123void my_svc_run(void);
124
125void rpcbind_abort(void);
126void reap(int);
127void toggle_verboselog(int);
128
129int check_access(SVCXPRT *, rpcproc_t, void *, unsigned int);
130int check_callit(SVCXPRT *, struct r_rmtcall_args *, int);
131void logit(int, struct sockaddr *, rpcproc_t, rpcprog_t, const char *);
132int is_loopback(struct netbuf *);
133
134#ifdef PORTMAP
135extern void pmap_service(struct svc_req *, SVCXPRT *);
136#endif
137
138void write_warmstart(void);
139void read_warmstart(void);
140
141char *addrmerge(struct netbuf *caller, const char *serv_uaddr,
142		const char *clnt_uaddr, char const *netid);
143int listen_addr(const struct sockaddr *sa);
144void network_init(void);
145struct sockaddr *local_sa(int);
146
147/* For different getaddr semantics */
148#define	RPCB_ALLVERS 0
149#define	RPCB_ONEVERS 1
150
151/* To convert a struct sockaddr to IPv4 or IPv6 address */
152#define	SA2SIN(sa)	((struct sockaddr_in *)(sa))
153#define	SA2SINADDR(sa)	(SA2SIN(sa)->sin_addr)
154#ifdef INET6
155#define	SA2SIN6(sa)	((struct sockaddr_in6 *)(sa))
156#define	SA2SIN6ADDR(sa)	(SA2SIN6(sa)->sin6_addr)
157#endif
158
159#endif /* rpcbind_h */
160