first commit

.gitignore

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+# git-ls-files --others --exclude-from=.git/info/exclude
+# Lines that start with '#' are comments.
+# For a project mostly in C, the following would be a good set of
+# exclude patterns (uncomment them if you want to use them):
+# *.[oa]
+# *~
+.DS_Store
+*.swp
+*~.nib
+
+build
+
+*.pbxuser
+*.perspective
+*.perspectivev3
+
+*.mode1v3
+*.mode2v3

Classes/FLEAController.h

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+/*
+ *  FLEAController.h
+ *  OBD2Kit
+ *
+ *  Copyright (c) 2009-2011 FuzzyLuke Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+#import <Foundation/Foundation.h>
+#import <ExternalAccessory/ExternalAccessory.h>
+
+
+extern NSString* const GoLinkScanToolConnectedNotification;
+extern NSString* const GoLinkScanToolDisconnectedNotification;
+extern NSString* const GoLinkScanToolProtocol;
+
+@interface FLEAController : NSObject {
+	EAAccessory*		_currentAccessory;	
+	NSMutableArray*		_connectedAccessoryList;
+	NSString*			_protocolSearchString;
+}
+
+// If you specify a protocol search string (e.g. "com.gopoint.p1"), then
+// EAController will only provide delegate callbacks for the specified protocol.
+// Otherwise, all devices that connect will generate callbacks.
+@property (nonatomic, retain) NSString* protocolSearchString;
+
+
+// EAController is a Singleton object
++ (FLEAController*) sharedController;
+
+
+- (NSArray*) connectedAccessories;
+- (EAAccessory*) accessoryForProtocol:(NSString*)protocol;
+
+- (void) registerForNotifications;
+- (void) loadConnectedAccessories;
+
+
+@end

Classes/FLEAController.m

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+/*
+ *  FLEAController.m
+ *  OBD2Kit
+ *
+ *  Copyright (c) 2009-2011 FuzzyLuke Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+#import "FLEAController.h"
+//#import "UIApplication+Alerts.h"
+#import "FLLogging.h"
+
+NSString* const GoLinkScanToolConnectedNotification		= @"GoLinkScanToolConnectedNotification";
+NSString* const GoLinkScanToolDisconnectedNotification	= @"GoLinkScanToolDisconnectedNotification";
+
+
+static FLEAController* g_sharedController = nil;
+
+@interface FLEAController (Private)
+- (void) _accessoryConnected:(NSNotification *)notification;
+- (void) _accessoryDisconnected:(NSNotification *)notification;
+@end
+
+#pragma mark -
+@implementation FLEAController
+
+@synthesize protocolSearchString = _protocolSearchString;
+
+#pragma mark -
+#pragma mark Singleton
+
++ (FLEAController*) sharedController {
+	@synchronized(self) {
+        if (g_sharedController == nil) {
+            [[self alloc] init];
+			//[g_sharedController registerForNotifications];
+			//[g_sharedController loadConnectedAccessories];
+        }
+    }
+    return g_sharedController;
+}
+
++ (id)allocWithZone:(NSZone *)zone {
+    @synchronized(self) {
+        if (g_sharedController == nil) {
+            g_sharedController = [super allocWithZone:zone];
+            return g_sharedController;
+        }
+    }
+    return nil;
+}
+
+- (id)copyWithZone:(NSZone *)zone {
+    return self;
+}
+
+- (id)retain {
+    return self;
+}
+
+- (unsigned)retainCount {
+    return UINT_MAX;  //denotes an object that cannot be released
+}
+
+- (void)release {
+
+}
+
+- (id)autorelease {
+    return self;
+}
+
+- (void) dealloc {
+	[_protocolSearchString release];
+	[_connectedAccessoryList release];
+	[_currentAccessory release];
+	[super dealloc];
+}
+
+
+#pragma mark -
+#pragma mark Public Methods
+
+- (NSArray*) connectedAccessories {
+	return [NSArray arrayWithArray:_connectedAccessoryList];
+}
+
+- (EAAccessory*) accessoryForProtocol:(NSString*)protocol {
+
+	EAAccessory* accessory = nil;
+
+	for (EAAccessory* tempAccessory in _connectedAccessoryList) {
+		if ([[tempAccessory protocolStrings] containsObject:protocol]) {
+			accessory = tempAccessory;
+			break;
+		}
+	}
+
+	return accessory;
+}
+
+- (void) registerForNotifications {
+
+	FLINFO(@"*** Registering for EA Notifications ***")
+	[[NSNotificationCenter defaultCenter] addObserver:self 
+											 selector:@selector(_accessoryConnected:) 
+												 name:EAAccessoryDidConnectNotification 
+											   object:nil];
+
+    [[NSNotificationCenter defaultCenter] addObserver:self 
+											 selector:@selector(_accessoryDisconnected:) 
+												 name:EAAccessoryDidDisconnectNotification 
+											   object:nil];
+
+    [[EAAccessoryManager sharedAccessoryManager] registerForLocalNotifications];    
+}
+
+- (void) loadConnectedAccessories {
+	_connectedAccessoryList = [[NSMutableArray alloc] initWithArray:[[EAAccessoryManager sharedAccessoryManager] connectedAccessories]];
+
+	FLDEBUG(@"Found %d connected accessories", (_connectedAccessoryList) ? [_connectedAccessoryList count] : 0)
+}
+
+#pragma mark -
+#pragma mark Private Notification Handlers
+
+- (void) _accessoryConnected:(NSNotification *)notification {
+	FLTRACE_ENTRY
+    EAAccessory* connectedAccessory		= [[notification userInfo] objectForKey:EAAccessoryKey];
+    [_connectedAccessoryList addObject:connectedAccessory];    
+
+	NSString* accessoryName = [[NSString alloc] initWithString:[connectedAccessory name]];
+	FLDEBUG(@"Found external accessory: %@", accessoryName);	
+
+	NSRange range = [accessoryName rangeOfString:@"iPhone OBD Viewer"];
+	[accessoryName release];
+
+	if(range.length == 17) {
+
+		[[NSNotificationCenter defaultCenter] postNotificationName:GoLinkScanToolConnectedNotification
+															object:self 
+														  userInfo:nil];
+	}
+
+}
+
+- (void) _accessoryDisconnected:(NSNotification *)notification {
+	FLTRACE_ENTRY
+	EAAccessory* disconnectedAccessory	= [[notification userInfo] objectForKey:EAAccessoryKey];
+
+    if (_currentAccessory && 
+		[disconnectedAccessory connectionID] == [_currentAccessory connectionID]) {
+    }
+
+    int disconnectedAccessoryIndex		= 0;
+    for(EAAccessory *accessory in _connectedAccessoryList) {
+        if ([disconnectedAccessory connectionID] == [accessory connectionID]) {
+            break;
+        }
+        disconnectedAccessoryIndex++;
+    }
+
+    if (disconnectedAccessoryIndex < [_connectedAccessoryList count]) {
+        [_connectedAccessoryList removeObjectAtIndex:disconnectedAccessoryIndex];
+		[[NSNotificationCenter defaultCenter] postNotificationName:GoLinkScanToolDisconnectedNotification
+															object:self 
+														  userInfo:nil];
+    } else {
+        FLERROR(@"could not find disconnected accessory in accessory list", nil);
+    }
+}
+
+
+@end

Classes/FLEAScanTool.h

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+/*
+ *  FLEAScanTool.h
+ *  OBD2Kit
+ *
+ *  Copyright (c) 2009-2011 FuzzyLuke Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+#import <Foundation/Foundation.h>
+#import <ExternalAccessory/ExternalAccessory.h>
+#import "FLScanTool.h"
+
+@interface FLEAScanTool : FLScanTool <EAAccessoryDelegate, NSStreamDelegate> {
+	EAAccessory*		_accessory;
+    EASession*			_session;
+    NSString*			_protocolString;
+
+	NSMutableData*		_cachedWriteData;
+	BOOL				_spaceAvailable;
+}
+
+@property (nonatomic, retain, readonly) EAAccessory* accessory;
+@property (nonatomic, copy, readonly) NSString* protocolString;
+
+- (void) configureScanToolAccessory:(EAAccessory*)accessory 
+						forProtocol:(NSString*)protocol;
+- (BOOL)openSession;
+- (void)closeSession;
+- (void)accessoryDidDisconnect:(EAAccessory *)accessory;
+- (void)handleReadData;
+
+
+@end