Latest compatible version of Classicube from the original GitHub repository (https://github.com/ClassiCube/ClassiCube) that can be compiled on Classicube for PowerMac PPC running Mac OS X 10.4.
This commit is contained in:
Andrei Alexandru
237
third_party/dsiwifi/include/lwip/apps/mdns_priv.h
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third_party/dsiwifi/include/lwip/apps/mdns_priv.h
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/**
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* @file
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* MDNS responder private definitions
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*/
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/*
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* Copyright (c) 2015 Verisure Innovation AB
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
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* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
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* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
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* OF SUCH DAMAGE.
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*
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* This file is part of the lwIP TCP/IP stack.
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*
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* Author: Erik Ekman <erik@kryo.se>
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* Author: Jasper Verschueren <jasper.verschueren@apart-audio.com>
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*
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*/
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#ifndef LWIP_HDR_MDNS_PRIV_H
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#define LWIP_HDR_MDNS_PRIV_H
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#include "lwip/apps/mdns.h"
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#include "lwip/apps/mdns_opts.h"
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#include "lwip/pbuf.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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#if LWIP_MDNS_RESPONDER
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#define MDNS_READNAME_ERROR 0xFFFF
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#define NUM_DOMAIN_OFFSETS 10
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#define SRV_PRIORITY 0
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#define SRV_WEIGHT 0
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/* mDNS TTL: (RFC6762 section 10)
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* - 120 seconds if the hostname appears somewhere in the RR
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* - 75 minutes if not (4500 seconds)
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* - 10 seconds if responding to a legacy query
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*/
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#define MDNS_TTL_10 10
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#define MDNS_TTL_120 120
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#define MDNS_TTL_4500 4500
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/* RFC6762 section 8.1: If fifteen conflicts occur within any ten-second period,
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* then the host MUST wait at least five seconds before each successive
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* additional probe attempt.
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*/
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#define MDNS_PROBE_MAX_CONFLICTS_BEFORE_RATE_LIMIT 15
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#define MDNS_PROBE_MAX_CONFLICTS_TIME_WINDOW 10000
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#define MDNS_PROBE_MAX_CONFLICTS_TIMEOUT 5000
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#if LWIP_MDNS_SEARCH
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/** Description of a search request */
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struct mdns_request {
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/** Name of service, like 'myweb' */
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char name[MDNS_LABEL_MAXLEN + 1];
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/** Type of service, like '_http' or '_services._dns-sd' */
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struct mdns_domain service;
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/** Callback function called for each response */
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search_result_fn_t result_fn;
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void *arg;
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/** Protocol, TCP or UDP */
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u16_t proto;
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/** Query type (PTR, SRV, ...) */
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u8_t qtype;
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/** PTR only request. */
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u16_t only_ptr;
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};
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#endif
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/** Description of a service */
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struct mdns_service {
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/** TXT record to answer with */
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struct mdns_domain txtdata;
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/** Name of service, like 'myweb' */
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char name[MDNS_LABEL_MAXLEN + 1];
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/** Type of service, like '_http' */
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char service[MDNS_LABEL_MAXLEN + 1];
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/** Callback function and userdata
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* to update txtdata buffer */
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service_get_txt_fn_t txt_fn;
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void *txt_userdata;
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/** Protocol, TCP or UDP */
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u16_t proto;
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/** Port of the service */
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u16_t port;
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};
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/** mDNS output packet */
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struct mdns_outpacket {
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/** Packet data */
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struct pbuf *pbuf;
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/** Current write offset in packet */
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u16_t write_offset;
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/** Number of questions written */
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u16_t questions;
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/** Number of normal answers written */
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u16_t answers;
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/** Number of authoritative answers written */
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u16_t authoritative;
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/** Number of additional answers written */
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u16_t additional;
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/** Offsets for written domain names in packet.
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* Used for compression */
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u16_t domain_offsets[NUM_DOMAIN_OFFSETS];
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};
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/** mDNS output message */
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struct mdns_outmsg {
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/** Identifier. Used in legacy queries */
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u16_t tx_id;
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/** dns flags */
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u8_t flags;
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/** Destination IP/port if sent unicast */
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ip_addr_t dest_addr;
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u16_t dest_port;
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/** If all answers in packet should set cache_flush bit */
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u8_t cache_flush;
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/** If reply should be sent unicast (as requested) */
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u8_t unicast_reply_requested;
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/** If legacy query. (tx_id needed, and write
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* question again in reply before answer) */
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u8_t legacy_query;
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/** If the query is a probe msg we need to respond immediately. Independent of
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* the QU or QM flag. */
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u8_t probe_query_recv;
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/* Question bitmask for host information */
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u8_t host_questions;
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/* Questions bitmask per service */
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u8_t serv_questions[MDNS_MAX_SERVICES];
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/* Reply bitmask for host information */
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u8_t host_replies;
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/* Bitmask for which reverse IPv6 hosts to answer */
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u8_t host_reverse_v6_replies;
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/* Reply bitmask per service */
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u8_t serv_replies[MDNS_MAX_SERVICES];
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#ifdef LWIP_MDNS_SEARCH
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/** Search query to send */
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struct mdns_request *query;
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#endif
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};
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/** Delayed msg info */
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struct mdns_delayed_msg {
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/** Signals if a multicast msg needs to be send out */
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u8_t multicast_msg_waiting;
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/** Multicast timeout for all multicast traffic except probe answers */
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u8_t multicast_timeout;
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/** Multicast timeout only for probe answers */
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u8_t multicast_probe_timeout;
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/** Output msg used for delayed multicast responses */
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struct mdns_outmsg delayed_msg_multicast;
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/** Prefer multicast over unicast timeout -> 25% of TTL = we take 30s as
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general delay. */
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u8_t multicast_timeout_25TTL;
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/** Only send out new unicast message if previous was send */
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u8_t unicast_msg_in_use;
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/** Output msg used for delayed unicast responses */
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struct mdns_outmsg delayed_msg_unicast;
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};
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/* MDNS states */
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typedef enum {
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/* MDNS module is off */
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MDNS_STATE_OFF,
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/* Waiting before probing can be started */
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MDNS_STATE_PROBE_WAIT,
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/* Probing the unique records */
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MDNS_STATE_PROBING,
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/* Waiting before announcing the probed unique records */
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MDNS_STATE_ANNOUNCE_WAIT,
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/* Announcing all records */
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MDNS_STATE_ANNOUNCING,
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/* Probing and announcing completed */
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MDNS_STATE_COMPLETE
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} mdns_resp_state_enum_t;
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/** Description of a host/netif */
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struct mdns_host {
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/** Hostname */
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char name[MDNS_LABEL_MAXLEN + 1];
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/** Pointer to services */
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struct mdns_service *services[MDNS_MAX_SERVICES];
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/** Number of probes/announces sent for the current name */
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u8_t sent_num;
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/** State of the mdns responder */
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mdns_resp_state_enum_t state;
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#if LWIP_IPV4
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/** delayed msg struct for IPv4 */
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struct mdns_delayed_msg ipv4;
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#endif
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#if LWIP_IPV6
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/** delayed msg struct for IPv6 */
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struct mdns_delayed_msg ipv6;
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#endif
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/** Timestamp of probe conflict saved in list */
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u32_t conflict_time[MDNS_PROBE_MAX_CONFLICTS_BEFORE_RATE_LIMIT];
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/** Rate limit flag */
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u8_t rate_limit_activated;
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/** List index for timestamps */
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u8_t index;
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/** number of conflicts since startup */
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u8_t num_conflicts;
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};
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struct mdns_host* netif_mdns_data(struct netif *netif);
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struct udp_pcb* get_mdns_pcb(void);
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#endif /* LWIP_MDNS_RESPONDER */
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#ifdef __cplusplus
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}
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#endif
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#endif /* LWIP_HDR_MDNS_PRIV_H */
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