1 // 2 // ANTLRHashMap.h 3 // ANTLR 4 // 5 // Copyright (c) 2010 Alan Condit 6 // All rights reserved. 7 // 8 // Redistribution and use in source and binary forms, with or without 9 // modification, are permitted provided that the following conditions 10 // are met: 11 // 1. Redistributions of source code must retain the above copyright 12 // notice, this list of conditions and the following disclaimer. 13 // 2. Redistributions in binary form must reproduce the above copyright 14 // notice, this list of conditions and the following disclaimer in the 15 // documentation and/or other materials provided with the distribution. 16 // 3. The name of the author may not be used to endorse or promote products 17 // derived from this software without specific prior written permission. 18 // 19 // THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 20 // IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 21 // OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 22 // IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 23 // INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 24 // NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 28 // THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 30 #import <Cocoa/Cocoa.h> 31 #import "ANTLRLinkBase.h" 32 #import "ANTLRMapElement.h" 33 34 #define GLOBAL_SCOPE 0 35 #define LOCAL_SCOPE 1 36 #define HASHSIZE 101 37 #define HBUFSIZE 0x2000 38 39 @interface ANTLRHashMap : ANTLRLinkBase { 40 // TStringPool *fPool; 41 NSInteger Scope; 42 NSInteger LastHash; 43 NSInteger BuffSize; 44 NSUInteger count; 45 NSUInteger ptr; 46 __strong NSMutableData *buffer; 47 __strong ANTLRMapElement **ptrBuffer; 48 NSInteger mode; 49 } 50 51 // Contruction/Destruction 52 + (id)newANTLRHashMap; 53 + (id)newANTLRHashMapWithLen:(NSInteger)aBuffSize; 54 - (id)init; 55 - (id)initWithLen:(NSInteger)aBuffSize; 56 - (void)dealloc; 57 - (ANTLRHashMap *)PushScope:( ANTLRHashMap **)map; 58 - (ANTLRHashMap *)PopScope:( ANTLRHashMap **)map; 59 60 - (NSInteger)count; 61 - (NSInteger)size; 62 63 // Instance Methods 64 /* form hash value for string s */ 65 - (NSInteger)hash:(NSString *)s; 66 /* look for s in ptrBuffer */ 67 - (ANTLRHashMap *)findscope:(int)level; 68 /* look for s in ptrBuffer */ 69 - (id)lookup:(NSString *)s Scope:(int)scope; 70 /* look for s in ptrBuffer */ 71 - (id)install:(ANTLRMapElement *)sym Scope:(int)scope; 72 /* look for s in ptrBuffer */ 73 - (void)deleteANTLRHashMap:(ANTLRMapElement *)np; 74 - (int)RemoveSym:(NSString *)s; 75 - (void)delete_chain:(ANTLRMapElement *)np; 76 #ifdef DONTUSEYET 77 - (int)bld_symtab:(KW_TABLE *)toknams; 78 #endif 79 - (ANTLRMapElement **)getptrBuffer; 80 - (ANTLRMapElement *)getptrBufferEntry:(int)idx; 81 - (void)setptrBuffer:(ANTLRMapElement *)np Index:(int)idx; 82 - (NSInteger)getScope; 83 - (void)setScope:(NSInteger)i; 84 - (ANTLRMapElement *)getTType:(NSString *)name; 85 - (ANTLRMapElement *)getNameInList:(NSInteger)ttype; 86 - (void)putNode:(NSString *)name TokenType:(NSInteger)ttype; 87 - (NSInteger)getMode; 88 - (void)setMode:(NSInteger)aMode; 89 - (void) insertObject:(id)aRule atIndex:(NSInteger)idx; 90 - (id) objectAtIndex:(NSInteger)idx; 91 - (void) setObject:(id)aRule atIndex:(NSInteger)idx; 92 - (void)addObject:(id)anObject; 93 - (ANTLRMapElement *) getName:(NSString *)aName; 94 - (void) putName:(NSString *)name Node:(id)aNode; 95 96 - (NSEnumerator *)objectEnumerator; 97 - (BOOL) hasNext; 98 - (ANTLRMapElement *)nextObject; 99 100 //@property (copy) TStringPool *fPool; 101 @property (getter=getScope, setter=setScope:) NSInteger Scope; 102 @property (getter=getLastHash, setter=setLastHash:) NSInteger LastHash; 103 104 @property (getter=getMode,setter=setMode:) NSInteger mode; 105 @property NSInteger BuffSize; 106 @property (getter=getCount, setter=setCount:) NSUInteger count; 107 @property (assign) NSUInteger ptr; 108 @property (retain, getter=getBuffer, setter=setBuffer:) NSMutableData *buffer; 109 @property (assign, getter=getPtrBuffer, setter=setPtrBuffer:) ANTLRMapElement **ptrBuffer; 110 @end 111