ANTLRPtrBuffer.h revision 324c4644fee44b9898524c09511bd33c3f12e2df 
1//
2//  ANTLRPtrBuffer.h
3//  ANTLR
4//
5//  Created by Alan Condit on 6/9/10.
6// [The "BSD licence"]
7// Copyright (c) 2010 Alan Condit
8// All rights reserved.
9//
10// Redistribution and use in source and binary forms, with or without
11// modification, are permitted provided that the following conditions
12// are met:
13// 1. Redistributions of source code must retain the above copyright
14//    notice, this list of conditions and the following disclaimer.
15// 2. Redistributions in binary form must reproduce the above copyright
16//    notice, this list of conditions and the following disclaimer in the
17//    documentation and/or other materials provided with the distribution.
18// 3. The name of the author may not be used to endorse or promote products
19//    derived from this software without specific prior written permission.
20//
21// THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
22// IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
23// OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
24// IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
25// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
26// NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
29// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
30// THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31
32#import <Cocoa/Cocoa.h>
33#import "ANTLRLinkBase.h"
34
35//#define GLOBAL_SCOPE       0
36//#define LOCAL_SCOPE        1
37#define BUFFSIZE         101
38
39@interface ANTLRPtrBuffer : ANTLRLinkBase {
40	//ANTLRPtrBuffer *fNext;
41    NSInteger BuffSize;
42    NSMutableData *buffer;
43    id *ptrBuffer;
44    NSInteger count;
45    NSInteger ptr;
46}
47
48@property (getter=getBuffSize, setter=setBuffSize:) NSInteger BuffSize;
49@property (retain, getter=getBuffer, setter=setBuffer:) NSMutableData *buffer;
50@property (retain, getter=getPtrBuffer, setter=setPtrBuffer:) id *ptrBuffer;
51@property (getter=getCount, setter=setCount:) NSInteger count;
52@property (getter=getPtr, setter=setPtr:) NSInteger ptr;
53
54// Contruction/Destruction
55+(ANTLRPtrBuffer *)newANTLRPtrBuffer;
56+(ANTLRPtrBuffer *)newANTLRPtrBufferWithLen:(NSInteger)cnt;
57-(id)init;
58-(id)initWithLen:(NSInteger)cnt;
59-(void)dealloc;
60
61// Instance Methods
62- (id) copyWithZone:(NSZone *)aZone;
63/* clear -- reinitialize the maplist array */
64- (void) clear;
65
66- (NSInteger)count;
67- (NSInteger)length;
68- (NSInteger)size;
69
70- (NSMutableData *)getBuffer;
71- (void)setBuffer:(NSMutableData *)np;
72- (NSInteger)getCount;
73- (void)setCount:(NSInteger)aCount;
74- (id *)getPtrBuffer;
75- (void)setPtrBuffer:(id *)np;
76- (NSInteger)getPtr;
77- (void)setPtr:(NSInteger)np;
78
79- (void) push:(id) v;
80- (id) pop;
81- (id) peek;
82
83- (void) addObject:(id) v;
84- (void) addObjectsFromArray:(ANTLRPtrBuffer *)anArray;
85- (void) insertObject:(id)aRule atIndex:(NSInteger)idx;
86- (id)   objectAtIndex:(NSInteger)idx;
87- (void) removeAllObjects;
88
89- (void) ensureCapacity:(NSInteger) index;
90
91@end
92