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+//
+//  CDataScanner.h
+//  TouchCode
+//
+//  Created by Jonathan Wight on 04/16/08.
+//  Copyright 2008 toxicsoftware.com. All rights reserved.
+//
+//  Permission is hereby granted, free of charge, to any person
+//  obtaining a copy of this software and associated documentation
+//  files (the "Software"), to deal in the Software without
+//  restriction, including without limitation the rights to use,
+//  copy, modify, merge, publish, distribute, sublicense, and/or sell
+//  copies of the Software, and to permit persons to whom the
+//  Software is furnished to do so, subject to the following
+//  conditions:
+//
+//  The above copyright notice and this permission notice shall be
+//  included in all copies or substantial portions of the Software.
+//
+//  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+//  EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+//  OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+//  NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+//  HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+//  WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+//  FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+//  OTHER DEALINGS IN THE SOFTWARE.
+//
+
+#import <Foundation/Foundation.h>
+
+// NSScanner
+
+@interface CDataScanner : NSObject {
+        NSData *data;
+
+        u_int8_t *start;
+        u_int8_t *end;
+        u_int8_t *current;
+        NSUInteger length;
+}
+
+@property (readwrite, nonatomic, retain) NSData *data;
+@property (readwrite, nonatomic, assign) NSUInteger scanLocation;
+@property (readonly, nonatomic, assign) NSUInteger bytesRemaining;
+@property (readonly, nonatomic, assign) BOOL isAtEnd;
+
+- (id)initWithData:(NSData *)inData;
+
+- (unichar)currentCharacter;
+- (unichar)scanCharacter;
+- (BOOL)scanCharacter:(unichar)inCharacter;
+
+- (BOOL)scanUTF8String:(const char *)inString intoString:(NSString **)outValue;
+- (BOOL)scanString:(NSString *)inString intoString:(NSString **)outValue;
+- (BOOL)scanCharactersFromSet:(NSCharacterSet *)inSet intoString:(NSString **)outValue; // inSet must only contain 7-bit ASCII characters
+
+- (BOOL)scanUpToString:(NSString *)string intoString:(NSString **)outValue;
+- (BOOL)scanUpToCharactersFromSet:(NSCharacterSet *)set intoString:(NSString **)outValue; // inSet must only contain 7-bit ASCII characters
+
+- (BOOL)scanNumber:(NSNumber **)outValue;
+- (BOOL)scanDecimalNumber:(NSDecimalNumber **)outValue;
+
+- (BOOL)scanDataOfLength:(NSUInteger)inLength intoData:(NSData **)outData;
+
+- (void)skipWhitespace;
+
+- (NSString *)remainingString;
+- (NSData *)remainingData;
+
+@end