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/* $Id: resscan.h,v 1.6 1996/11/07 02:43:27 ghudson Exp $ */
/* Copyright 1988, 1996 by the Massachusetts Institute of Technology.
*
* Permission to use, copy, modify, and distribute this
* software and its documentation for any purpose and without
* fee is hereby granted, provided that the above copyright
* notice appear in all copies and that both that copyright
* notice and this permission notice appear in supporting
* documentation, and that the name of M.I.T. not be used in
* advertising or publicity pertaining to distribution of the
* software without specific, written prior permission.
* M.I.T. makes no representations about the suitability of
* this software for any purpose. It is provided "as is"
* without express or implied warranty.
*/
/* Original version by Steve Dyer, IBM/Project Athena, and Sam Hsu,
* DEC/Project Athena.
*/
/* This file is part of the Hesiod library. It contains definitions
* for the name resolver scanning routines used by the library.
*/
typedef struct rr {
short type; /* RR type */
short class; /* RR class */
int dlen; /* len of data section */
const char *data; /* pointer to data */
} rr_t;
typedef struct nsmsg {
int len; /* sizeof(msg) */
int ns_off; /* offset to name server RRs */
int ar_off; /* offset to additional RRs */
int count; /* total number of RRs */
HEADER *hd; /* message header */
rr_t rr; /* vector of (stripped-down) RR descriptors */
} nsmsg_t;
#define DATASIZE 8192
#define NMSGSIZE (sizeof(nsmsg_t) + \
sizeof(rr_t) * (DATASIZE / RRFIXEDSZ))
nsmsg_t *hes__resolve(const char *name, int class, int type, char *nmsgbuf,
char *databuf);
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