Part LII. mDNS Responder and DNS-SD

James Smith

eCosCentric Limited

This eCosPro-mDNS Middleware package is STRICTLY LICENSED FOR NON-COMMERCIAL PURPOSES ONLY. It may not be used for Commercial purposes in full or in part in any format, including source code, binary code and object code format.

A Commercial eCosPro License version 3 (or above) which explicity includes this Middleware Package is required for Commercial use.

Table of Contents

178. mDNS overview
178.1. Introduction
179. API
179.1. API
cyg_mdns_init — Initialise mDNS Responder
cyg_mdns_terminate — Terminate mDNS Responder
cyg_mdns_enable — Enable mDNS
cyg_mdns_disable — Disable mDNS
cyg_mdns_service_register — Register set of services
cyg_mdns_service_unregister — Remove registered services
cyg_mdns_sethostname — Set base hostname
cyg_mdns_hostname_callback_register — Register hostname generation callback
cyg_mdns_gethostname — Get current hostname value
cyg_mdns_setservicelabel — Set service label
cyg_mdns_getservicelabel — Get current service label value
cyg_mdns_servicelabel_callback_register — Register service label generation callback
cyg_mdns_hinfo_register — Register HINFO record data
cyg_mdns_discovery_callback_register — Register DNS-SD response callback
cyg_mdns_discovery_callback_unregister — Unregister DNS-SD response callback
cyg_mdns_discovery_callback_flags — Read/Modify DNS-SD response callback control flags
cyg_mdns_discovery_query — Issue a DNS-SD query
179.2. Example Responder
179.3. Example DNS-SD Queries
180. Support API
180.1. Support API
cyg_mdns_strlen — Calculate uncompressed length of (possibly compressed) string
cyg_mdns_name_uncompress — Uncompress encoded string
cyg_mdns_strlen_vector — Calculate uncompressed length of string vector
cyg_mdns_strlen_uncompressed — Length of uncompressed encoded string
cyg_mdns_name — Convert encoded name into dot-notation
cyg_mdns_build_txt_vector — Build vector of pointers to individual TXT Record fields
cyg_mdns_build_strtab_vector — Build vector of pointers to individual encoded string fields
cyg_mdns_strcasecmp_strtab — Compare two encoded string-tables ignoring case
181. Configuration
181.1. Configuration Overview
181.1.1. Quick Start
181.1.2. Configuring the mDNS Responder
181.1.3. Configuring the mDNS DNS-SD support
181.2. Tuning
181.2.1. Footprint
182. Debug and Test
182.1. Debugging
182.1.1. Asserts
182.1.2. Diagnostic Output
182.2. Testing
182.2.1. mdns_example
182.2.2. dnssd_example
182.2.3. mdns_testp
182.2.4. mdns_farm
182.2.5. Bonjour Conformance Test
182.2.6. DNS-SD Example