Pyrogenesis  trunk
shared_ptr.h
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22 
23 #ifndef INCLUDED_ALLOCATORS_SHARED_PTR
24 #define INCLUDED_ALLOCATORS_SHARED_PTR
25 
26 #include "lib/alignment.h"
27 #include "lib/sysdep/rtl.h" // rtl_AllocateAligned
28 
30 {
31  template<class T>
32  void operator()(T*)
33  {
34  }
35 };
36 
37 template<class T>
38 inline shared_ptr<T> DummySharedPtr(T* ptr)
39 {
40  return shared_ptr<T>(ptr, DummyDeleter());
41 }
42 
44 {
45  template<class T>
46  void operator()(T* p)
47  {
48  delete[] p;
49  }
50 };
51 
52 // (note: uses CheckedArrayDeleter)
53 LIB_API shared_ptr<u8> Allocate(size_t size);
54 
55 
57 {
58  template<class T>
59  void operator()(T* t)
60  {
61  rtl_FreeAligned(t);
62  }
63 };
64 
65 template<class T>
66 static inline Status AllocateAligned(shared_ptr<T>& p, size_t size, size_t alignment = cacheLineSize)
67 {
68  void* mem = rtl_AllocateAligned(size, alignment);
69  if(!mem)
71  p.reset((T*)mem, AlignedDeleter());
72  return INFO::OK;
73 }
74 
75 #endif // #ifndef INCLUDED_ALLOCATORS_SHARED_PTR
void * rtl_AllocateAligned(size_t size, size_t align)
Definition: gcc.cpp:66
const Status OK
Definition: status.h:386
Definition: shared_ptr.h:29
void operator()(T *t)
Definition: shared_ptr.h:59
LIB_API shared_ptr< u8 > Allocate(size_t size)
Definition: shared_ptr.cpp:55
i64 Status
Error handling system.
Definition: status.h:171
#define T(string_literal)
Definition: secure_crt.cpp:76
shared_ptr< T > DummySharedPtr(T *ptr)
Definition: shared_ptr.h:38
void operator()(T *)
Definition: shared_ptr.h:32
static Status AllocateAligned(shared_ptr< T > &p, size_t size, size_t alignment=cacheLineSize)
Definition: shared_ptr.h:66
Definition: shared_ptr.h:56
#define WARN_RETURN(status)
Definition: status.h:255
void rtl_FreeAligned(void *alignedPointer)
Definition: gcc.cpp:93
void operator()(T *p)
Definition: shared_ptr.h:46
const Status NO_MEM
Definition: status.h:430
static const size_t cacheLineSize
Definition: alignment.h:73
Definition: shared_ptr.h:43