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#pragma once
#include "foundation/dispatch.h"
#include "foundation/atomics.h"
#include <new>
#include "nx/nxstring.h"
#include "nx/nxuri.h"
#define REFERENCE_COUNT_AS(x) size_t Retain() { return x::Retain(); } size_t Release() { return x::Release(); }
template <class t>
class ReferenceCounted : public t
{
public:
ReferenceCounted() { reference_count = 1; }
protected:
/* Dispatchable implementation */
size_t WASABICALL Dispatchable_Retain()
{
return nx_atomic_inc(&reference_count);
}
size_t WASABICALL Dispatchable_Release()
{
if (!reference_count)
return reference_count;
size_t r = nx_atomic_dec(&reference_count);
if (!r)
{
#if defined(__ARM_ARCH_7A__)
__asm__ __volatile__ ("dmb" : : : "memory");
#endif
delete(this);
}
return r;
}
size_t reference_count;
};
template <class t>
class ReferenceCountedObject
{
public:
ReferenceCountedObject()
{
ptr = new (std::nothrow) ReferenceCounted<t>;
};
~ReferenceCountedObject()
{
if (ptr)
ptr->Release();
}
operator t *()
{
return ptr;
}
t *operator ->()
{
return ptr;
}
t *ptr;
};
template <class t>
class ReferenceCountedPointer
{
public:
ReferenceCountedPointer()
{
ptr = 0;
};
ReferenceCountedPointer(t *new_ptr)
{
ptr = new_ptr;
};
~ReferenceCountedPointer()
{
if (ptr)
ptr->Release();
}
operator t *()
{
return ptr;
}
t *operator ->()
{
return ptr;
}
t **operator &()
{
// if there's something already in here, we need to release it first
if (ptr)
ptr->Release();
ptr=0;
return &ptr;
}
t *operator =(t *new_ptr)
{
if (ptr)
ptr->Release();
ptr=0;
ptr = new_ptr;
return ptr;
}
t *ptr;
};
class ReferenceCountedNXString
{
public:
ReferenceCountedNXString()
{
ptr = 0;
};
~ReferenceCountedNXString()
{
NXStringRelease(ptr);
}
operator nx_string_t()
{
return ptr;
}
nx_string_t *operator &()
{
// if there's something already in here, we need to release it first
if (ptr)
NXStringRelease(ptr);
ptr=0;
return &ptr;
}
nx_string_t operator ->()
{
return ptr;
}
nx_string_t ptr;
};
class ReferenceCountedNXURI
{
public:
ReferenceCountedNXURI()
{
ptr = 0;
};
~ReferenceCountedNXURI()
{
NXURIRelease(ptr);
}
operator nx_uri_t()
{
return ptr;
}
nx_uri_t *operator &()
{
// if there's something already in here, we need to release it first
if (ptr)
NXURIRelease(ptr);
ptr=0;
return &ptr;
}
nx_uri_t operator ->()
{
return ptr;
}
nx_uri_t ptr;
};
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