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68 lines
1.7 KiB
C
68 lines
1.7 KiB
C
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/*
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EOGlobalID.h
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Copyright (C) 2000 Free Software Foundation, Inc.
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Author: Mirko Viviani <mirko.viviani@rccr.cremona.it>
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Date: February 2000
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This file is part of the GNUstep Database Library.
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with this library; see the file COPYING.LIB.
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If not, write to the Free Software Foundation,
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59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifndef __EOGlobalID_h__
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#define __EOGlobalID_h__
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#import <Foundation/Foundation.h>
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extern NSString *EOGlobalIDChangedNotification;
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@interface EOGlobalID : NSObject <NSCopying>
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- (BOOL)isEqual:other;
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- (unsigned)hash;
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- (BOOL)isTemporary;
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@end
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enum {
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EOUniqueBinaryKeyLength = 12
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};
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@interface EOTemporaryGlobalID : EOGlobalID <NSCoding>
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{
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unsigned _refCount;
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unsigned char _bytes[EOUniqueBinaryKeyLength+1];
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}
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+ (EOTemporaryGlobalID *)temporaryGlobalID;
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+ (void)assignGloballyUniqueBytes: (unsigned char *)buffer;
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// < Sequence [2], ProcessID [2] , Time [4], IP Addr [4] >
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- init;
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- (BOOL)isTemporary;
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- (void)encodeWithCoder: (NSCoder *)aCoder;
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- (id)initWithCoder: (NSCoder *)aDecoder;
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@end
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#endif
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