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/*
* ========================================================
*
* hCore
* Copyright 2024 Mahrouss Logic, all rights reserved.
*
* ========================================================
*/
#ifndef __KERNELKIT_SHARED_OBJECT_CORE_HXX__
#define __KERNELKIT_SHARED_OBJECT_CORE_HXX__
#include "CodeManager.hpp"
#include "PEF.hpp"
#include <KernelKit/Loader.hpp>
#include <NewKit/Defines.hpp>
namespace hCore
{
class SharedObject final
{
public:
struct SharedObjectTraits final
{
VoidPtr fImageObject;
VoidPtr fImageEntrypointOffset;
};
public:
explicit SharedObject() = default;
~SharedObject() = default;
public:
HCORE_COPY_DEFAULT(SharedObject);
private:
SharedObjectTraits *fMounted{nullptr};
public:
SharedObjectTraits **GetAddressOf()
{
return &fMounted;
}
SharedObjectTraits *Get()
{
return fMounted;
}
public:
void Mount(SharedObjectTraits *to_mount)
{
fMounted = to_mount;
if (fLoader && to_mount)
{
delete fLoader;
fLoader = nullptr;
}
if (!fLoader)
{
fLoader = new PEFLoader(fMounted->fImageObject);
}
}
void Unmount()
{
if (fMounted)
fMounted = nullptr;
};
template <typename SymbolType> SymbolType Load(const char *symbol_name)
{
auto ret = reinterpret_cast<SymbolType>(fLoader->FindSymbol(symbol_name, kPefCode));
if (!ret)
ret = reinterpret_cast<SymbolType>(fLoader->FindSymbol(symbol_name, kPefData));
if (!ret)
ret = reinterpret_cast<SymbolType>(fLoader->FindSymbol(symbol_name, kPefZero));
return ret;
}
private:
PEFLoader *fLoader{nullptr};
};
inline void hcore_pure_call(void)
{
// virtual placeholder.
return;
}
} // namespace hCore
#endif /* ifndef __KERNELKIT_SHARED_OBJECT_CORE_HXX__ */
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