1 /****************************************************************************** 2 * Copyright (c) 2006-2012 Transmission authors and contributors 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice shall be included in 12 * all copies or substantial portions of the Software. 13 * 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 19 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 20 * DEALINGS IN THE SOFTWARE. 21 *****************************************************************************/ 22 23 #import <Cocoa/Cocoa.h> 24 25 typedef enum 26 { 27 PORT_STATUS_CHECKING, 28 PORT_STATUS_OPEN, 29 PORT_STATUS_CLOSED, 30 PORT_STATUS_ERROR 31 } port_status_t; 32 33 @interface PortChecker : NSObject 34 { 35 id fDelegate; 36 port_status_t fStatus; 37 38 NSURLConnection * fConnection; 39 NSMutableData * fPortProbeData; 40 41 NSTimer * fTimer; 42 } 43 44 - (id) initForPort: (NSInteger) portNumber delay: (BOOL) delay withDelegate: (id) delegate; 45 - (void) cancelProbe; 46 47 - (port_status_t) status; 48 49 @end 50