1/* 2 * Copyright (C) 2004, 2005, 2007 Internet Systems Consortium, Inc. ("ISC") 3 * Copyright (C) 1998-2001 Internet Software Consortium. 4 * 5 * Permission to use, copy, modify, and/or distribute this software for any 6 * purpose with or without fee is hereby granted, provided that the above 7 * copyright notice and this permission notice appear in all copies. 8 * 9 * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH 10 * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY 11 * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT, 12 * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM 13 * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE 14 * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR 15 * PERFORMANCE OF THIS SOFTWARE. 16 */ 17 18#ifndef GENERIC_OPT_41_H 19#define GENERIC_OPT_41_H 1 20 21/* $Id: opt_41.h,v 1.18 2007/06/19 23:47:17 tbox Exp $ */ 22 23/*! 24 * \brief Per RFC2671 */ 25 26typedef struct dns_rdata_opt_opcode { 27 isc_uint16_t opcode; 28 isc_uint16_t length; 29 unsigned char *data; 30} dns_rdata_opt_opcode_t; 31 32typedef struct dns_rdata_opt { 33 dns_rdatacommon_t common; 34 isc_mem_t *mctx; 35 unsigned char *options; 36 isc_uint16_t length; 37 /* private */ 38 isc_uint16_t offset; 39} dns_rdata_opt_t; 40 41/* 42 * ISC_LANG_BEGINDECLS and ISC_LANG_ENDDECLS are already done 43 * via rdatastructpre.h and rdatastructsuf.h. 44 */ 45 46isc_result_t 47dns_rdata_opt_first(dns_rdata_opt_t *); 48 49isc_result_t 50dns_rdata_opt_next(dns_rdata_opt_t *); 51 52isc_result_t 53dns_rdata_opt_current(dns_rdata_opt_t *, dns_rdata_opt_opcode_t *); 54 55#endif /* GENERIC_OPT_41_H */ 56