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/*
* ========================================================
*
* newoskrnl
* Copyright ZKA Technologies., all rights reserved.
*
* ========================================================
*/
#include <KernelKit/DebugOutput.hxx>
#include <KernelKit/PEF.hxx>
#include <KernelKit/IPEFDLLObject.hxx>
#include <KernelKit/UserProcessScheduler.hxx>
#include <KernelKit/ThreadLocalStorage.hxx>
#include <NewKit/Defines.hxx>
/* -------------------------------------------
Revision History:
01/02/24: Rework shared sharedObj ABI, except a rtl_init_dll and
rtl_fini_dll (amlel) 15/02/24: Breaking changes, changed the name of the
routines. (amlel)
07/28/24: Replace rt_library_free with rtl_fini_dll
------------------------------------------- */
using namespace Kernel;
/***********************************************************************************/
/// @file PEFSharedObjectRT.cxx
/// @brief PEF's shared object runtime.
/***********************************************************************************/
/***********************************************************************************/
/** @brief Library initializer. */
/***********************************************************************************/
EXTERN_C IDLL rtl_init_dll(UserProcess* header)
{
IDLL sharedObj = tls_new_class<IPEFDLLObject>();
if (!sharedObj)
{
header->Crash();
return nullptr;
}
sharedObj->Mount(tls_new_class<IPEFDLLObject::DLL_TRAITS>());
if (!sharedObj->Get())
{
header->Crash();
return nullptr;
}
sharedObj->Get()->fImageObject =
header->Image;
if (!sharedObj->Get()->fImageObject)
{
header->Crash();
return nullptr;
}
sharedObj->Get()->fImageEntrypointOffset =
sharedObj->Load<VoidPtr>(kPefStart, rt_string_len(kPefStart, 0), kPefCode);
return sharedObj;
}
/***********************************************************************************/
/** @brief Frees the sharedObj. */
/** @note Please check if the lib got freed! */
/** @param lib The sharedObj to free. */
/** @param successful Reports if successful or not. */
/***********************************************************************************/
EXTERN_C Void rtl_fini_dll(UserProcess* header, IDLL lib, Bool* successful)
{
MUST_PASS(successful);
// sanity check (will also trigger a bug check if this fails)
if (lib == nullptr)
{
*successful = false;
header->Crash();
}
delete lib->Get();
delete lib;
lib = nullptr;
*successful = true;
}
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