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      1 //
      2 //  ANTLRMap.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 "ANTLRPtrBuffer.h"
     34 #import "ANTLRMapElement.h"
     35 
     36 //#define GLOBAL_SCOPE      0
     37 //#define LOCAL_SCOPE       1
     38 #define HASHSIZE            101
     39 #define HBUFSIZE            0x2000
     40 
     41 @interface ANTLRMap : ANTLRPtrBuffer {
     42 	//ANTLRMap *fNext; // found in superclass
     43     // TStringPool *fPool;
     44     NSInteger lastHash;
     45 }
     46 
     47 //@property (copy) ANTLRMap *fNext;
     48 @property (getter=getLastHash, setter=setLastHash:) NSInteger lastHash;
     49 
     50 // Contruction/Destruction
     51 + (id)newANTLRMap;
     52 + (id)newANTLRMapWithLen:(NSInteger)aHashSize;
     53 
     54 - (id)init;
     55 - (id)initWithLen:(NSInteger)cnt;
     56 - (void)dealloc;
     57 // Instance Methods
     58 - (NSInteger)count;
     59 - (NSInteger)length;
     60 - (NSInteger)size;
     61 /* clear -- reinitialize the maplist array */
     62 - (void) clear;
     63 /* form hash value for string s */
     64 -(NSInteger)hash:(NSString *)s;
     65 /*   look for s in ptrBuffer  */
     66 -(id)lookup:(NSString *)s;
     67 /* look for s in ptrBuffer  */
     68 -(id)install:(ANTLRMapElement *)sym;
     69 /*
     70  * delete entry from list
     71  */
     72 - (void)deleteANTLRMap:(ANTLRMapElement *)np;
     73 - (NSInteger)RemoveSym:(NSString *)s;
     74 - (void)delete_chain:(ANTLRMapElement *)np;
     75 - (ANTLRMapElement *)getTType:(NSString *)name;
     76 - (ANTLRMapElement *)getName:(NSInteger)ttype;
     77 - (NSInteger)getNode:(ANTLRMapElement *)aNode;
     78 - (void)putNode:(NSInteger)aTType Node:(id)aNode;
     79 - (void)putName:(NSString *)name TType:(NSInteger)ttype;
     80 - (void)putName:(NSString *)name Node:(id)aNode;
     81 
     82 @end
     83