//

// PBSocket.h

//

// derived from SmallSockets Library (http://smallsockets.sourceforge.net/)

//

// Copyright (C) 2001 Steven Frank (stevenf@panic.com)

//

// This software is provided 'as-is', without any express or implied 

// warranty. In no event will the authors be held liable for any damages 

// arising from the use of this software.

//

// Permission is granted to anyone to use this software for any purpose, 

// including commercial applications, and to alter it and redistribute it 

// freely, subject to the following restrictions:

//

//     1. The origin of this software must not be misrepresented; you must 

//        not claim that you wrote the original software. If you use this 

//        software in a product, an acknowledgment in the product 

//        documentation (and/or about box) would be appreciated but is not 

//        required.

//

//     2. Altered source versions must be plainly marked as such, and must

//        not be misrepresented as being the original software.

//

//     3. This notice may not be removed or altered from any source 

//        distribution.

//        

// modified by Pirmin Braun (pirmin@pirmin.de)

#import "Aprica.h"

// SOCKET_DEFAULT_READ_BUFFER_SIZE is the default size of the buffer 

// used by readData, which all the other read calls are built upon.  

// readData will not read more than this amount in a single call.

// You can change this buffer size on a per-socket basis by

// calling -setReadBufferSize

#define SOCKET_DEFAULT_READ_BUFFER_SIZE 4096

// SOCKET_MAX_PENDING_CONNECTIONS is the maximum number of pending connections

// that should be allowed during a listen operation before connections start

// being refused. 

#define SOCKET_EX_ACCEPT_FAILED				@"Socket: Accept failed"

#define SOCKET_EX_ACCEPT_FAILED_F			@"Socket: Accept failed: %s"

#define SOCKET_EX_ALREADY_CONNECTED			@"Socket: Already connected"

#define SOCKET_EX_BAD_SOCKET_DESCRIPTOR		@"Socket: Bad socket descriptor"

#define SOCKET_EX_BIND_FAILED				@"Socket: Bind failed"

#define SOCKET_EX_BIND_FAILED_F				@"Socket: Bind failed: %s"

#define SOCKET_EX_CANT_CREATE_SOCKET		@"Socket: Can't create socket"

#define SOCKET_EX_CANT_CREATE_SOCKET_F		@"Socket: Can't create socket: %s"

#define SOCKET_EX_CONNECT_FAILED			@"Socket: Connect failed"

#define SOCKET_EX_CONNECT_FAILED_F			@"Socket: Connect failed: %s"

#define SOCKET_EX_FCNTL_FAILED				@"Socket: Fcntl failed"

#define SOCKET_EX_FCNTL_FAILED_F			@"Socket: Fcntl failed: %s"

#define SOCKET_EX_HOST_NOT_FOUND			@"Socket: Host not found"

#define SOCKET_EX_HOST_NOT_FOUND_F			@"Socket: Host not found: %s"

#define SOCKET_EX_INVALID_BUFFER			@"Socket: Invalid buffer"

#define SOCKET_EX_LISTEN_FAILED				@"Socket: Listen failed"

#define SOCKET_EX_LISTEN_FAILED_F			@"Socket: Listen failed: %s"

#define SOCKET_EX_MALLOC_FAILED				@"Socket: Malloc failed"

#define SOCKET_EX_NOT_CONNECTED				@"Socket: Not connected"

#define SOCKET_EX_NOT_LISTENING				@"Socket: Not listening"

#define SOCKET_EX_RECV_FAILED				@"Socket: Recv failed"

#define SOCKET_EX_RECV_FAILED_F				@"Socket: Recv failed: %s"

#define SOCKET_EX_SELECT_FAILED				@"Socket: Select failed"

#define SOCKET_EX_SELECT_FAILED_F			@"Socket: Select failed: %s"

#define SOCKET_EX_SEND_FAILED				@"Socket: Send failed"

#define SOCKET_EX_SEND_FAILED_F				@"Socket: Send failed: %s"

#define SOCKET_EX_SETSOCKOPT_FAILED			@"Socket: Setsockopt failed"

#define SOCKET_EX_SETSOCKOPT_FAILED_F		@"Socket: Setsockopt failed: %s"

// Default, uninitialized values for instance variables

#define SOCKET_INVALID_PORT	0

#define SOCKET_INVALID_DESCRIPTOR -1

@interface PBSocket : NSObject 

{

    BOOL 		connected;

    BOOL		listening;

    char 		readBuffer[SOCKET_DEFAULT_READ_BUFFER_SIZE];

    NSString 		*remoteHostName;

    unsigned short 	remotePort;

    int 		socketfd;

}

ACCESSh(remoteHostName,setRemoteHostName)

// Designated initializer

- (id)init;

+ (PBSocket *)socket;

// Accessor functions

- (BOOL)connected;

// Connection management

- (void)close;

// Making connections

- (void)connectToHostName:(NSString*)hostName port:(unsigned short)port;

// Reading and writing data

- (void)readData:(NSMutableData *)data;

- (void)writeData:(NSData*)data;

- (void)writeString:(NSString*)string;

@end