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/* -------------------------------------------
Copyright SoftwareLabs
------------------------------------------- */
#ifndef _KERNELKIT_TLS_HPP
#define _KERNELKIT_TLS_HPP
#include <NewKit/Defines.hpp>
//! @brief TLS implementation in C++
#define kCookieMag0 'H'
#define kCookieMag1 'C'
#define kCookieMag2 'R'
template <typename T>
T* tls_new_ptr(void);
template <typename T>
bool tls_delete_ptr(T* ptr);
template <typename T, typename... Args>
T* tls_new_class(Args&&... args);
#define kTLSCookieLen 3
/// @brief Thread Information Block for Local Storage.
/// Located in GS on AMD64, Virtual Address 0x10000 (64x0, 32x0, ARM64)
struct PACKED ThreadInformationBlock final
{
NewOS::Char Cookie[kTLSCookieLen];
NewOS::UIntPtr StartCode; // Start Address
NewOS::UIntPtr StartData; // Allocation Heap
NewOS::UIntPtr StartStack; // Stack Pointer.
NewOS::Int32 ThreadID; // Thread execution ID.
};
/// @brief TLS install TIB and PIB.
EXTERN_C void rt_install_tib(ThreadInformationBlock* TIB, NewOS::VoidPtr PIB);
///! @brief Cookie Sanity check.
NewOS::Boolean tls_check_tib(ThreadInformationBlock* Ptr);
/// @brief TLS check system call
EXTERN_C NewOS::Void tls_check_syscall_impl(NewOS::HAL::StackFramePtr StackPtr) noexcept;
#include <KernelKit/ThreadLocalStorage.inl>
// last rev 1/29/24
#endif /* ifndef _KERNELKIT_TLS_HPP */
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