summaryrefslogtreecommitdiff
path: root/inc/MMgt_StackManager.hxx
blob: f7f875a91256557e40a9a7e4511066b42d1b68ab (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
// This file is generated by WOK (CPPExt).
// Please do not edit this file; modify original file instead.
// The copyright and license terms as defined for the original file apply to 
// this header file considered to be the "object code" form of the original source.

#ifndef _MMgt_StackManager_HeaderFile
#define _MMgt_StackManager_HeaderFile

#ifndef _Standard_HeaderFile
#include <Standard.hxx>
#endif
#ifndef _Standard_Macro_HeaderFile
#include <Standard_Macro.hxx>
#endif

#ifndef _Standard_Integer_HeaderFile
#include <Standard_Integer.hxx>
#endif
#ifndef _Standard_Address_HeaderFile
#include <Standard_Address.hxx>
#endif
#ifndef _Standard_OStream_HeaderFile
#include <Standard_OStream.hxx>
#endif
class Standard_OutOfMemory;
class Standard_ProgramError;



//!   The class <StackManager> provides primitive facilities for managing <br>
//!   stack-based storage. <br>
//! <br>
class MMgt_StackManager  {
public:

  void* operator new(size_t,void* anAddress) 
  {
    return anAddress;
  }
  void* operator new(size_t size) 
  {
    return Standard::Allocate(size); 
  }
  void  operator delete(void *anAddress) 
  {
    if (anAddress) Standard::Free((Standard_Address&)anAddress); 
  }

  
//!   Constructs a StackManager with an empty free stack. <br>
  Standard_EXPORT   MMgt_StackManager();
  
//!   Returns the address of a storage of the given size located on <br>
//!   the top of the free stack. <br>
  Standard_EXPORT     Standard_Address Allocate(const Standard_Integer size) ;
  
//!   Deallocates the storage of the given size from the free stack <br>
//!   and nullify the address. <br>
  Standard_EXPORT     void Free(Standard_Address& aStack,const Standard_Integer aSize) ;
  
//!   There is no way to have a "ShallowCopy" of a "StackManager" <br>
  Standard_EXPORT     MMgt_StackManager ShallowCopy() const;
  
//!   Prints the contents of <me> on the stream <s>. <br>
  Standard_EXPORT     void ShallowDump(Standard_OStream& S) const;
  
//!    Deallocates the storage associated to stack. <br>
//!    Delete <me>. <br>
  Standard_EXPORT     void Destructor() ;
~MMgt_StackManager()
{
  Destructor();
}





protected:





private:

  
//!   Deallocates the storage associated to stack. <br>
  Standard_EXPORT     void Purge() ;


Standard_Integer myFreeListSize;
Standard_Address myFreeList;


};





// other Inline functions and methods (like "C++: function call" methods)
inline MMgt_StackManager ShallowCopy(const MMgt_StackManager& me) {
 return me.ShallowCopy();
}

inline void ShallowDump(const MMgt_StackManager& me,Standard_OStream& S) {
 me.ShallowDump(S);
}



#endif