Source/DebuggerConnection.m

   1 /*
   2  * MacGDBp
   3  * Copyright (c) 2002 - 2007, Blue Static <http://www.bluestatic.org>
   4  *
   5  * This program is free software; you can redistribute it and/or modify it under the terms of the GNU
   6  * General Public License as published by the Free Software Foundation; either version 2 of the
   7  * License, or (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without
  10  * even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11  * General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public License along with this program; if not,
  14  * write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
  15  */
  16
  17 #import "DebuggerConnection.h"
  18
  19 @implementation DebuggerConnection
  20
  21 /**
  22  * Creates a new DebuggerConnection and initializes the socket from the given connection
  23  * paramters.
  24  */
  25 - (id)initWithPort: (int)port session: (NSString *)session
  26 {
  27         if (self = [super init])
  28         {
  29                 _port = port;
  30                 _session = [session retain];
  31
  32                 _windowController = [[DebuggerWindowController alloc] initWithConnection: self];
  33                 [[_windowController window] makeKeyAndOrderFront: self];
  34
  35                 // now that we have our host information, open the socket
  36                 _socket = [[SocketWrapper alloc] initWithPort: port];
  37                 [_socket setDelegate: self];
  38                 [_socket connect];
  39
  40                 // clean up after ourselves
  41                 [[NSNotificationCenter defaultCenter] addObserver: self
  42                                                                                                  selector: @selector(applicationWillTerminate:)
  43                                                                                                          name: NSApplicationWillTerminateNotification
  44                                                                                                    object: NSApp];
  45         }
  46         return self;
  47 }
  48
  49 /**
  50  * Release ourselves when we're about to die
  51  */
  52 - (void)applicationWillTerminate: (NSNotification *)notif
  53 {
  54         [self release];
  55 }
  56
  57 /**
  58  * Releases all of the object's data members and closes the streams
  59  */
  60 - (void)dealloc
  61 {
  62         [_session release];
  63         [_socket release];
  64
  65         [super dealloc];
  66 }
  67
  68 /**
  69  * Gets the port number
  70  */
  71 - (int)port
  72 {
  73         return _port;
  74 }
  75
  76 /**
  77  * Gets the session name
  78  */
  79 - (NSString *)session
  80 {
  81         return _session;
  82 }
  83
  84 /**
  85  * SocketWrapper delegate method that is called whenever new data is received
  86  */
  87 - (void)dataReceived: (NSString *)response deliverTo: (SEL)selector
  88 {
  89         // if the caller of [_socket receive:] specified a deliverTo, just forward the message to them
  90         if (selector != nil)
  91         {
  92                 [self performSelector: selector withObject: response];
  93         }
  94         NSLog(@"response = %@", response);
  95 }
  96
  97 /**
  98  * SocketWrapper delegate method that is called after data is sent. This really
  99  * isn't useful for much.
 100  */
 101 - (void)dataSent
 102 {
 103         NSLog(@"data sent");
 104 }
 105
 106 /**
 107  * Called by SocketWrapper after the connection is successful. This immediately calls
 108  * -[SocketWrapper receive] to clear the way for communication
 109  */
 110 - (void)socketDidAccept
 111 {
 112         [_socket receive: @selector(handshake:)];
 113 }
 114
 115 /**
 116  * Receives errors from the SocketWrapper and updates the display
 117  */
 118 - (void)errorEncountered: (NSError *)error
 119 {
 120         NSLog(@"error = %@", error);
 121 }
 122
 123 /**
 124  * The initial packet handshake. This allows us to set things like the title of the window
 125  * and glean information about hte server we are debugging
 126  */
 127 - (void)handshake: (NSString *)packet
 128 {
 129         NSLog(@"packet = %@", packet);
 130 }
 131
 132 @end