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57 lines
1.7 KiB
57 lines
1.7 KiB
5 years ago
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//========= 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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// Utilities for globally unique IDs
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//=============================================================================//
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#ifndef UNIQUEID_H
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#define UNIQUEID_H
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#ifdef _WIN32
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#pragma once
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#endif
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#include "tier1/utlvector.h"
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//-----------------------------------------------------------------------------
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// Forward declarations
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//-----------------------------------------------------------------------------
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struct UniqueId_t;
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class CUtlBuffer;
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//-----------------------------------------------------------------------------
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// Defines a globally unique ID
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//-----------------------------------------------------------------------------
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struct UniqueId_t
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{
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unsigned char m_Value[16];
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};
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//-----------------------------------------------------------------------------
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// Methods related to unique ids
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//-----------------------------------------------------------------------------
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void CreateUniqueId( UniqueId_t *pDest );
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void InvalidateUniqueId( UniqueId_t *pDest );
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bool IsUniqueIdValid( const UniqueId_t &id );
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bool IsUniqueIdEqual( const UniqueId_t &id1, const UniqueId_t &id2 );
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void UniqueIdToString( const UniqueId_t &id, char *pBuf, int nMaxLen );
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bool UniqueIdFromString( UniqueId_t *pDest, const char *pBuf, int nMaxLen = 0 );
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void CopyUniqueId( const UniqueId_t &src, UniqueId_t *pDest );
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bool Serialize( CUtlBuffer &buf, const UniqueId_t &src );
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bool Unserialize( CUtlBuffer &buf, UniqueId_t &dest );
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inline bool operator ==( const UniqueId_t& lhs, const UniqueId_t& rhs )
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{
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return !Q_memcmp( (void *)&lhs.m_Value[ 0 ], (void *)&rhs.m_Value[ 0 ], sizeof( lhs.m_Value ) );
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}
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#endif // UNIQUEID_H
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