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32 
33 #pragma once
34 
35 #include "dbCore.h"
36 #include "dbId.h"
37 #include "dbTypes.h"
38 #include "dbVector.h"
39 #include "geom.h"
40 #include "odb.h"
41 
42 namespace odb {
43 
44 class _dbTechLayer;
45 class _dbBox;
46 class _dbDatabase;
47 class dbIStream;
48 class dbOStream;
49 class dbDiff;
50 
51 //
52 // These flags keep track of the variations between difference LEF versions
53 //
54 struct _dbTechViaGenerateRuleFlags
55 {
56   uint _default : 1;
57   uint _spare_bits : 31;
58 };
59 
60 class _dbTechViaGenerateRule : public _dbObject
61 {
62  public:
63   // PERSISTANT-MEMBERS
64   _dbTechViaGenerateRuleFlags _flags;
65   char* _name;
66   dbVector<uint> _layer_rules;
67 
68   _dbTechViaGenerateRule(_dbDatabase*, const _dbTechViaGenerateRule& v);
69   _dbTechViaGenerateRule(_dbDatabase*);
70   ~_dbTechViaGenerateRule();
71 
72   bool operator==(const _dbTechViaGenerateRule& rhs) const;
73   bool operator!=(const _dbTechViaGenerateRule& rhs) const
74   {
75     return !operator==(rhs);
76   }
77   bool operator<(const _dbTechViaGenerateRule& rhs) const
78   {
79     return strcmp(_name, rhs._name) < 0;
80   }
81 
82   void differences(dbDiff& diff,
83                    const char* field,
84                    const _dbTechViaGenerateRule& rhs) const;
85   void out(dbDiff& diff, char side, const char* field) const;
86 };
87 
88 dbOStream& operator<<(dbOStream& stream, const _dbTechViaGenerateRule& v);
89 dbIStream& operator>>(dbIStream& stream, _dbTechViaGenerateRule& v);
90 
91 }  // namespace odb
92