Part LIV. 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

183. mDNS overview
183.1. Introduction
184. API
184.1. 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
184.2. Example Responder
184.3. Example DNS-SD Queries
185. Support API
185.1. 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
186. Configuration
186.1. Configuration Overview
186.1.1. Quick Start
186.1.2. Configuring the mDNS Responder
186.1.3. Configuring the mDNS DNS-SD support
186.2. Tuning
186.2.1. Footprint
187. Debug and Test
187.1. Debugging
187.1.1. Asserts
187.1.2. Diagnostic Output
187.2. Testing
187.2.1. mdns_example
187.2.2. dnssd_example
187.2.3. mdns_testp
187.2.4. mdns_farm
187.2.5. Bonjour Conformance Test
187.2.6. DNS-SD Example