mirror of
https://github.com/winterknife/EVENSTAR
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winterknife
71 lines
2.2 KiB
C
71 lines
2.2 KiB
C
// ========================================================================
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// File: GetCurrentProcessorNumber.h
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//
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// Author: winterknife
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//
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// Description: Header file for GetCurrentProcessorNumber.cpp source file
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//
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// Modifications:
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// 2025-07-01 Created
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// 2025-07-06 Updated
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// ========================================================================
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// ========================================================================
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// Pragmas
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// ========================================================================
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#pragma once
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// ========================================================================
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// Includes
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// ========================================================================
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#include "Common.h"
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// ========================================================================
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// Macros
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// ========================================================================
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#pragma region MACROS
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#if defined(_M_X64)
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#define KGDT_R3_TEB 0x50
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#elif defined(_M_IX86)
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#define KGDT_R3_TEB 0x38
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#endif
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#define RPL_MASK 0x03
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#pragma endregion
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// ========================================================================
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// Structures/Enumerations/Unions
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// ========================================================================
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#pragma region STRUCTS_ENUMS_UNIONS
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// CPUID structure for using the return data of CPUID in the application
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typedef struct _CPUID_REGISTERS {
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DWORD dwEAX;
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DWORD dwEBX;
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DWORD dwECX;
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DWORD dwEDX;
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} CPUID_REGISTERS, *PCPUID_REGISTERS;
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#pragma endregion
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// ========================================================================
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// C routine declarations
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// ========================================================================
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#pragma region DECLARATIONS
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/// @brief Retrieve the number of the logical processor on which the calling thread is running
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/// @param None
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/// @return Returns the current processor number (only valid for systems with fewer than 64 logical processors - processor group 0)
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_Success_(return != -1) _Must_inspect_result_ _IRQL_requires_max_(HIGH_LEVEL)
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extern "C" __declspec(noinline) DWORD __stdcall get_current_processor_number(
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VOID
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);
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#pragma endregion |