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/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2014 Garrett D'Amore <garrett@damore.org>
* Copyright (c) 2016 by Delphix. All rights reserved.
*/
/* Copyright (c) 1992 Sun Microsystems, Inc. */
/* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
/* All Rights Reserved */
/*
* netdir.h
*
* This is the include file that defines various structures and
* constants used by the netdir routines.
*/
#ifndef _NETDIR_H
#define _NETDIR_H
/*
* This files uses struct netconfig, and netconfig.h must be included
* before this to avoid warnings.
*/
#include <netconfig.h>
#ifdef __cplusplus
extern "C" {
#endif
struct nd_addrlist {
int n_cnt; /* number of netbufs */
struct netbuf *n_addrs; /* the netbufs */
};
struct nd_hostservlist {
int h_cnt; /* number of nd_hostservs */
struct nd_hostserv *h_hostservs; /* the entries */
};
struct nd_hostserv {
char *h_host; /* the host name */
char *h_serv; /* the service name */
};
struct nd_mergearg {
char *s_uaddr; /* servers universal address */
char *c_uaddr; /* clients universal address */
char *m_uaddr; /* merged universal address */
};
/*
* _nderror is a private variable to the netdir system.
*/
#ifdef _REENTRANT
extern int *__nderror();
#define _nderror (*(__nderror()))
#else
extern int _nderror;
#endif /* _REENTRANT */
int netdir_options(struct netconfig *, int option, int fd, char *par);
int netdir_getbyname(struct netconfig *, struct nd_hostserv *,
struct nd_addrlist **);
int netdir_getbyaddr(struct netconfig *, struct nd_hostservlist **,
struct netbuf *);
int __netdir_getbyaddr_nosrv(struct netconfig *, struct nd_hostservlist **,
struct netbuf *);
int netdir_mergeaddr(struct netconfig *, char **muaddr, char *uaddr,
char *ruaddr);
void netdir_free(void *, int);
struct netbuf *uaddr2taddr(struct netconfig *, char *);
char *taddr2uaddr(struct netconfig *, struct netbuf *);
void netdir_perror(char *);
char *netdir_sperror();
struct nd_addrlist *_netdir_getbyname(struct netconfig *, struct nd_hostserv *);
struct nd_hostservlist *_netdir_getbyaddr(struct netconfig *, struct netbuf *);
struct netbuf *_uaddr2taddr(struct netconfig *, char *);
char *_taddr2uaddr(struct netconfig *, struct netbuf *);
char *_netdir_mergeaddr(struct netconfig *, char *uaddr, char *ruaddr);
/*
* These are all objects that can be freed by netdir_free
*/
#define ND_HOSTSERV 0
#define ND_HOSTSERVLIST 1
#define ND_ADDR 2
#define ND_ADDRLIST 3
/*
* These are the various errors that can be encountered while attempting
* to translate names to addresses. Note that none of them (except maybe
* no memory) are truely fatal unless the ntoa deamon is on its last attempt
* to translate the name. First four errors are to failitate return values
* from DNS, that are used by mail and others.
*
* Negative errors terminate the search resolution process, positive errors
* are treated as warnings.
*/
#define ND_TRY_AGAIN -5 /* Non-Authoritive Host not found, or */
/* SERVERFAIL */
#define ND_NO_RECOVERY -4 /* Non recoverable errors, FORMERR, REFUSED, */
/* NOTIMP */
#define ND_NO_DATA -3 /* Valid name, no data record of requested */
/* type */
#define ND_NO_ADDRESS ND_NO_DATA /* no address, look for MX record */
#define ND_BADARG -2 /* Bad arguments passed */
#define ND_NOMEM -1 /* No virtual memory left */
#define ND_OK 0 /* Translation successful */
#define ND_NOHOST 1 /* Hostname was not resolvable */
#define ND_NOSERV 2 /* Service was unknown */
#define ND_NOSYM 3 /* Couldn't resolve symbol */
#define ND_OPEN 4 /* File couldn't be opened */
#define ND_ACCESS 5 /* File is not accessable */
#define ND_UKNWN 6 /* Unknown object to be freed */
#define ND_NOCTRL 7 /* Unknown option passed to netdir_options */
#define ND_FAILCTRL 8 /* Option failed in netdir_options */
#define ND_SYSTEM 9 /* Other System error */
/*
* The following netdir_options commands can be given to the fd. These is
* a way of providing for any transport specific action which the caller
* may want to initiate on its transport. It is up to the trasport provider
* to support the netdir_options it wants to support.
*/
#define ND_SET_BROADCAST 1 /* Do t_optmgmt to support broadcast */
#define ND_SET_RESERVEDPORT 2 /* bind it to reserve address */
#define ND_CHECK_RESERVEDPORT 3 /* check if address is reserved */
#define ND_MERGEADDR 4 /* Merge universal address */
/*
* The following special case host names are used to give the underlying
* transport provides a clue as to the intent of the request.
*/
#define HOST_SELF "\\1"
#define HOST_ANY "\\2"
#define HOST_BROADCAST "\\3"
#define HOST_SELF_BIND HOST_SELF
#define HOST_SELF_CONNECT "\\4"
#ifdef __cplusplus
}
#endif
#endif /* _NETDIR_H */
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