//

//  MYBonjourService.h

//  MYNetwork

//

//  Created by Jens Alfke on 1/22/08.

//  Copyright 2008 Jens Alfke. All rights reserved.

//

#import "MYDNSService.h"

#import "ConcurrentOperation.h"

@class MYBonjourQuery, MYAddressLookup;

/** Represents a Bonjour service discovered by a BonjourBrowser. */

@interface MYBonjourService : MYDNSService 

{

    @private

    NSString *_name, *_fullName, *_type, *_domain, *_hostname;

    uint32_t _interfaceIndex;

    BOOL _startedResolve;

    UInt16 _port;

    NSDictionary *_txtRecord;

    MYBonjourQuery *_txtQuery;

    MYAddressLookup *_addressLookup;

}

/** The service's name. */

@property (readonly) NSString *name;

/** The service's type. */

@property (readonly) NSString *type;

/** The service's domain. */

@property (readonly) NSString *domain;

@property (readonly, copy) NSString *hostname;

@property (readonly) UInt16 port;

@property (readonly) uint32_t interfaceIndex;

@property (readonly,copy) NSString* fullName;

/** The service's metadata dictionary, from its DNS TXT record */

@property (readonly,copy) NSDictionary *txtRecord;

/** A convenience to access a single property from the TXT record. */

- (NSString*) txtStringForKey: (NSString*)key;

/** Returns a MYDNSLookup object that resolves the IP address(es) of this service.

    Subsequent calls to this method will always return the same object. */

- (MYAddressLookup*) addressLookup;

/** Starts a new MYBonjourQuery for the specified DNS record type of this service.

    @param recordType  The DNS record type, e.g. kDNSServiceType_TXT; see the enum in <dns_sd.h>. */

- (MYBonjourQuery*) queryForRecord: (UInt16)recordType;

// Protected methods, for subclass use only:

// (for subclasses to override, but not call):

- (id) initWithName: (NSString*)serviceName

               type: (NSString*)type

             domain: (NSString*)domain

          interface: (uint32_t)interfaceIndex;

- (void) added;

- (void) removed;

- (void) txtRecordChanged;

// Internal:

- (void) queryDidUpdate: (MYBonjourQuery*)query;

@end

@interface MYBonjourResolveOperation : ConcurrentOperation

{

    MYBonjourService *_service;

    NSSet *_addresses;

}

@property (readonly) MYBonjourService *service;

@property (readonly,retain) NSSet *addresses;

@end