CompatibilityChecks.h File Reference

Header for checks for processor compatibility with different features. More...

#include "pch.h"

Go to the source code of this file.

Classes
struct	_COMPATIBILITY_CHECKS_STATUS
	The status of available features in the processor. More...

Typedefs
typedef struct _COMPATIBILITY_CHECKS_STATUS	COMPATIBILITY_CHECKS_STATUS
	The status of available features in the processor.
typedef struct _COMPATIBILITY_CHECKS_STATUS *	PCOMPATIBILITY_CHECKS_STATUS

Functions
VOID	CompatibilityCheckPerformChecks ()
	Checks for the compatibility features based on current processor @detail NOTE: NOT ALL OF THE CHECKS ARE PERFORMED HERE.

Detailed Description

Header for checks for processor compatibility with different features.

Author

Sina Karvandi (sina@.nosp@m.hype.nosp@m.rdbg..nosp@m.org)

Version

0.2

Date

2023-03-15

Copyright

This project is released under the GNU Public License v3.

Typedef Documentation

COMPATIBILITY_CHECKS_STATUS

typedef struct _COMPATIBILITY_CHECKS_STATUS COMPATIBILITY_CHECKS_STATUS

The status of available features in the processor.

PCOMPATIBILITY_CHECKS_STATUS

typedef struct _COMPATIBILITY_CHECKS_STATUS * PCOMPATIBILITY_CHECKS_STATUS

Function Documentation

CompatibilityCheckPerformChecks()

VOID CompatibilityCheckPerformChecks

(

)

Checks for the compatibility features based on current processor @detail NOTE: NOT ALL OF THE CHECKS ARE PERFORMED HERE.

Returns

VOID

{
    //
    // Check if processor supports TSX (RTM)
    //
    g_CompatibilityCheck.RtmSupport = CompatibilityCheckCpuSupportForRtm();
 
    //
    // Get x86 processor width for virtual address
    //
    g_CompatibilityCheck.VirtualAddressWidth = CompatibilityCheckGetX86VirtualAddressWidth();
 
    //
    // Get x86 processor width for physical address
    //
    g_CompatibilityCheck.PhysicalAddressWidth = CompatibilityCheckGetX86PhysicalAddressWidth();
 
    //
    // Check Mode-based execution compatibility
    //
    g_CompatibilityCheck.ModeBasedExecutionSupport = CompatibilityCheckModeBasedExecution();
 
    //
    // Check Intel CET IBT support
    //
    g_CompatibilityCheck.CetIbtSupport = CompatibilityCheckCetIbtSupport();
 
    //
    // Check Intel CET shadow stack support
    //
    g_CompatibilityCheck.CetShadowStackSupport = CompatibilityCheckCetShadowStackSupport();
 
    //
    // Check PML support
    //
    g_CompatibilityCheck.PmlSupport = CompatibilityCheckPml();
 
    //
    // Log for testing
    //
    LogDebugInfo("Mode based execution: %s | PML: %s",
                 g_CompatibilityCheck.ModeBasedExecutionSupport ? "true" : "false",
                 g_CompatibilityCheck.PmlSupport ? "true" : "false");
}