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/* NSData.h Copyright (C) 1995, 1996 Ovidiu Predescu and Mircea Oancea. All rights reserved. Author: Ovidiu Predescu <ovidiu@bx.logicnet.ro> This file is part of libFoundation. Permission to use, copy, modify, and distribute this software and its documentation for any purpose and without fee is hereby granted, provided that the above copyright notice appear in all copies and that both that copyright notice and this permission notice appear in supporting documentation. We disclaim all warranties with regard to this software, including all implied warranties of merchantability and fitness, in no event shall we be liable for any special, indirect or consequential damages or any damages whatsoever resulting from loss of use, data or profits, whether in an action of contract, negligence or other tortious action, arising out of or in connection with the use or performance of this software. */ #ifndef __NSData_h__ #define __NSData_h__ #include <Foundation/NSObject.h> #include <Foundation/NSRange.h> #include <Foundation/NSSerialization.h> @class NSZone; @interface NSData : NSObject <NSCoding, NSCopying, NSMutableCopying> /* Allocating and Initializing an NSData Object */ + (id)allocWithZone:(NSZone*)zone; + (id)data; + (id)dataWithBytes:(const void*)bytes length:(unsigned int)length; + (id)dataWithBytesNoCopy:(void*)bytes length:(unsigned int)length; + (id)dataWithContentsOfFile:(NSString*)path; + (id)dataWithContentsOfMappedFile:(NSString*)path; + (id)dataWithData:(NSData*)aData; - (id)initWithBytes:(const void*)bytes length:(unsigned int)length; - (id)initWithBytesNoCopy:(void*)bytes length:(unsigned int)length; - (id)initWithContentsOfFile:(NSString*)path; - (id)initWithContentsOfMappedFile:(NSString*)path; - (id)initWithData:(NSData*)data; /* Accessing Data */ - (const void*)bytes; - (NSString*)description; - (void)getBytes:(void*)buffer; - (void)getBytes:(void*)buffer length:(unsigned int)length; - (void)getBytes:(void*)buffer range:(NSRange)aRange; - (NSData*)subdataWithRange:(NSRange)aRange; /* Querying a Data Object */ - (BOOL)isEqualToData:(NSData*)other; - (unsigned int)length; /* Storing Data */ - (BOOL)writeToFile:(NSString*)path atomically:(BOOL)useAuxiliaryFile; /* Deserializing Data */ - (unsigned int)deserializeAlignedBytesLengthAtCursor:(unsigned int*)cursor; - (void)deserializeBytes:(void*)buffer length:(unsigned int)bytes atCursor:(unsigned int*)cursor; - (void)deserializeDataAt:(void*)data ofObjCType:(const char*)type atCursor:(unsigned int*)cursor context:(id <NSObjCTypeSerializationCallBack>)callback; - (int)deserializeIntAtCursor:(unsigned int*)cursor; - (int)deserializeIntAtIndex:(unsigned int)index; - (void)deserializeInts:(int*)intBuffer count:(unsigned int)numInts atCursor:(unsigned int*)cursor; - (void)deserializeInts:(int*)intBuffer count:(unsigned int)numInts atIndex:(unsigned int)index; @end /* NSData */ @interface NSMutableData : NSData /* Creating an NSMutableData Object */ + (id)allocWithZone:(NSZone*)zone; + (id)dataWithCapacity:(unsigned int)numBytes; + (id)dataWithLength:(unsigned int)length; - (id)initWithCapacity:(unsigned int)capacity; - (id)initWithLength:(unsigned int)length; /* Adjusting Capacity */ - (void)increaseLengthBy:(unsigned int)extraLength; - (void*)mutableBytes; - (void)setLength:(unsigned int)length; /* Appending Data */ - (void)appendBytes:(const void*)bytes length:(unsigned int)length; - (void)appendData:(NSData*)other; /* Modifying Data */ - (void)replaceBytesInRange:(NSRange)aRange withBytes:(const void*)bytes; - (void)resetBytesInRange:(NSRange)aRange; - (void)setData:(NSData*)aData; /* Serializing Data */ - (void)serializeAlignedBytesLength:(unsigned int)length; - (void)serializeDataAt:(const void*)data ofObjCType:(const char*)type context:(id <NSObjCTypeSerializationCallBack>)callback; - (void)serializeInt:(int)value; - (void)serializeInt:(int)value atIndex:(unsigned int)index; - (void)serializeInts:(int*)intBuffer count:(unsigned int)numInts; - (void)serializeInts:(int*)intBuffer count:(unsigned int)numInts atIndex:(unsigned int)index; @end /* NSMutableData */ #endif /* __NSData_h__ */
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