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/***************************************************************************
NetTCP.h
-------------------
begin : Fri Nov 2 01:19:16 UTC 2001
copyright : (C) 2003 by Andy Ruder
email : aeruder@yahoo.com
***************************************************************************/
/***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************/
@class TCPSystem, TCPConnecting, TCPPort, TCPTransport;
#ifndef NET_TCP_H
#define NET_TCP_H
#import "NetBase.h"
#import <Foundation/NSObject.h>
#include <netinet/in.h>
#include <stdint.h>
@class NSString, NSNumber, NSString, NSData, NSMutableData, TCPConnecting;
@class TCPTransport, TCPSystem, NSHost;
extern NSString *NetclassesErrorTimeout;
extern NSString *NetclassesErrorBadAddress;
extern NSString *NetclassesErrorAborted;
@interface TCPSystem : NSObject
{
NSString *errorString;
int errorNumber;
}
+ sharedInstance;
- (NSString *)errorString;
- (int)errorNumber;
- (id <NetObject>)connectNetObject: (id <NetObject>)netObject toHost: (NSHost *)aHost
onPort: (uint16_t)aPort withTimeout: (int)aTimeout;
- (TCPConnecting *)connectNetObjectInBackground: (id <NetObject>)netObject
toHost: (NSHost *)aHost onPort: (uint16_t)aPort withTimeout: (int)aTimeout;
- (NSHost *)hostFromHostOrderInteger: (uint32_t)ip;
- (NSHost *)hostFromNetworkOrderInteger: (uint32_t)ip;
@end
/**
* A class can implement this protocol, and when it is connected in the
* background using -connectNetObjectInBackground:toHost:onPort:withTimeout:
* it will receive the messages in this protocol which notify the object of
* certain events while being connected in the background.
*/
@protocol TCPConnecting
/**
* Tells the class implementing this protocol that the error in
* <var>aError</var> has occurred and the connection will not
* be established
*/
- connectingFailed: (NSString *)aError;
/**
* Tells the class implementing this protocol that the connection
* has begun and will be using the connection place holder
* <var>aConnection</var>
*/
- connectingStarted: (TCPConnecting *)aConnection;
@end
@interface TCPConnecting : NSObject < NetObject >
{
id transport;
id netObject;
NSTimer *timeout;
}
- (id <NetObject>)netObject;
- (void)abortConnection;
- (void)connectionLost;
- connectionEstablished: (id <NetTransport>)aTransport;
- dataReceived: (NSData *)data;
- (id <NetTransport>)transport;
@end
@interface TCPPort : NSObject < NetPort >
{
int desc;
Class netObjectClass;
uint16_t port;
}
- initOnPort: (uint16_t)aPort;
- initOnHost: (NSHost *)aHost onPort: (uint16_t)aPort;
- (uint16_t)port;
- setNetObject: (Class)aClass;
- (int)desc;
- (void)close;
- (void)connectionLost;
- newConnection;
@end
@interface TCPTransport : NSObject < NetTransport >
{
int desc;
BOOL connected;
NSMutableData *writeBuffer;
NSHost *remoteHost;
NSHost *localHost;
}
- initWithDesc: (int)aDesc withRemoteHost: (NSHost *)theAddress;
- (NSData *)readData: (int)maxDataSize;
- (BOOL)isDoneWriting;
- writeData: (NSData *)aData;
- (NSHost *)localHost;
- (NSHost *)remoteHost;
- (int)desc;
- (void)close;
@end
#endif
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