1 /* $NetBSD: opt_41.h,v 1.3 2019/01/09 16:55:13 christos Exp $ */ 2 3 /* 4 * Copyright (C) Internet Systems Consortium, Inc. ("ISC") 5 * 6 * This Source Code Form is subject to the terms of the Mozilla Public 7 * License, v. 2.0. If a copy of the MPL was not distributed with this 8 * file, You can obtain one at http://mozilla.org/MPL/2.0/. 9 * 10 * See the COPYRIGHT file distributed with this work for additional 11 * information regarding copyright ownership. 12 */ 13 14 #ifndef GENERIC_OPT_41_H 15 #define GENERIC_OPT_41_H 1 16 17 18 /*! 19 * \brief Per RFC2671 */ 20 21 typedef struct dns_rdata_opt_opcode { 22 uint16_t opcode; 23 uint16_t length; 24 unsigned char *data; 25 } dns_rdata_opt_opcode_t; 26 27 typedef struct dns_rdata_opt { 28 dns_rdatacommon_t common; 29 isc_mem_t *mctx; 30 unsigned char *options; 31 uint16_t length; 32 /* private */ 33 uint16_t offset; 34 } dns_rdata_opt_t; 35 36 /* 37 * ISC_LANG_BEGINDECLS and ISC_LANG_ENDDECLS are already done 38 * via rdatastructpre.h and rdatastructsuf.h. 39 */ 40 41 isc_result_t 42 dns_rdata_opt_first(dns_rdata_opt_t *); 43 44 isc_result_t 45 dns_rdata_opt_next(dns_rdata_opt_t *); 46 47 isc_result_t 48 dns_rdata_opt_current(dns_rdata_opt_t *, dns_rdata_opt_opcode_t *); 49 50 #endif /* GENERIC_OPT_41_H */ 51