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56 lines
1.3 KiB
56 lines
1.3 KiB
//========= Copyright Valve Corporation, All rights reserved. ============// |
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// |
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// Purpose: |
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// |
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// $NoKeywords: $ |
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// |
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//=============================================================================// |
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#ifndef SYSTEMINFORMATION_H |
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#define SYSTEMINFORMATION_H |
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#ifdef _WIN32 |
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#pragma once |
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#endif |
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#ifndef PLATFORM_INTERFACE |
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#define PLATFORM_INTERFACE |
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#endif |
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// |
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// Defines a possible outcome of a system call |
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// |
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enum SYSTEM_CALL_RESULT_t |
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{ |
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SYSCALL_SUCCESS = 0, // System call succeeded |
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SYSCALL_FAILED = 1, // System call failed |
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SYSCALL_NOPROC = 2, // Failed to find required system procedure |
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SYSCALL_NODLL = 3, // Failed to find or load required system module |
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SYSCALL_UNSUPPORTED = 4, // System call unsupported on the OS |
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}; |
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// |
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// Information about paged pool memory |
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// |
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struct PAGED_POOL_INFO_t |
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{ |
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unsigned long numPagesUsed; // Number of Paged Pool pages used |
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unsigned long numPagesFree; // Number of Paged Pool pages free |
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}; |
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// |
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// Plat_GetMemPageSize |
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// Returns the size of a memory page in kilobytes. |
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// |
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PLATFORM_INTERFACE unsigned long Plat_GetMemPageSize(); |
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// |
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// Plat_GetPagedPoolInfo |
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// Fills in the paged pool info structure if successful. |
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// |
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PLATFORM_INTERFACE SYSTEM_CALL_RESULT_t Plat_GetPagedPoolInfo( PAGED_POOL_INFO_t *pPPI ); |
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#endif // #ifndef SYSTEMINFORMATION_H
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