mirror of
https://github.com/alliedmodders/hl2sdk.git
synced 2025-09-19 12:06:07 +08:00
Move uniqueid to tier0
This commit is contained in:
GAMMACASE
@ -1,4 +1,4 @@
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//====== Copyright <20> 1996-2005, Valve Corporation, All rights reserved. =======//
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//====== Copyright <20> 1996-2005, Valve Corporation, All rights reserved. =======//
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//
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// Purpose:
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//
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@ -14,13 +14,12 @@
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#pragma once
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#endif
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#include "platform.h"
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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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@ -36,15 +35,15 @@ struct UniqueId_t
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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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PLATFORM_INTERFACE void CreateUniqueId( UniqueId_t *pDest );
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PLATFORM_INTERFACE void InvalidateUniqueId( UniqueId_t *pDest );
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PLATFORM_INTERFACE bool IsUniqueIdValid( const UniqueId_t &id );
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PLATFORM_INTERFACE bool IsUniqueIdEqual( const UniqueId_t &id1, const UniqueId_t &id2 );
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PLATFORM_INTERFACE void UniqueIdToString( const UniqueId_t &id, char *pBuf, int nMaxLen );
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PLATFORM_INTERFACE bool UniqueIdFromString( UniqueId_t *pDest, const char *pBuf, int nMaxLen = 0 );
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PLATFORM_INTERFACE void CopyUniqueId( const UniqueId_t &src, UniqueId_t *pDest );
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PLATFORM_INTERFACE bool Serialize( CUtlBuffer &buf, const UniqueId_t &src );
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PLATFORM_INTERFACE 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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@ -1,177 +0,0 @@
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//====== Copyright <20> 1996-2005, 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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// Unique ID generation
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//=============================================================================//
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#include "tier0/platform.h"
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#ifdef IS_WINDOWS_PC
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#include <Rpc.h> // UUIDCreate
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#else
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#include "checksum_crc.h"
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#endif
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#include "tier1/uniqueid.h"
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#include "tier1/utlbuffer.h"
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//-----------------------------------------------------------------------------
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// Creates a new unique id
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//-----------------------------------------------------------------------------
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void CreateUniqueId( UniqueId_t *pDest )
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{
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#ifdef IS_WINDOWS_PC
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Assert( sizeof( UUID ) == sizeof( *pDest ) );
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UuidCreate( (UUID *)pDest );
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#else
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// X360/linux TBD: Need a real UUID Implementation
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Q_memset( pDest, 0, sizeof( UniqueId_t ) );
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#endif
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}
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//-----------------------------------------------------------------------------
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// Creates a new unique id from a string representation of one
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//-----------------------------------------------------------------------------
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bool UniqueIdFromString( UniqueId_t *pDest, const char *pBuf, int nMaxLen )
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{
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if ( nMaxLen == 0 )
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{
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nMaxLen = Q_strlen( pBuf );
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}
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char *pTemp = (char*)stackalloc( nMaxLen + 1 );
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V_strncpy( pTemp, pBuf, nMaxLen + 1 );
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--nMaxLen;
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while( (nMaxLen >= 0) && isspace( pTemp[nMaxLen] ) )
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{
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--nMaxLen;
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}
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pTemp[ nMaxLen + 1 ] = 0;
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while( *pTemp && isspace( *pTemp ) )
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{
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++pTemp;
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}
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#ifdef IS_WINDOWS_PC
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Assert( sizeof( UUID ) == sizeof( *pDest ) );
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if ( RPC_S_OK != UuidFromString( (unsigned char *)pTemp, (UUID *)pDest ) )
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{
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InvalidateUniqueId( pDest );
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return false;
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}
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#else
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// X360TBD: Need a real UUID Implementation
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// For now, use crc to generate a unique ID from the UUID string.
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Q_memset( pDest, 0, sizeof( UniqueId_t ) );
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if ( nMaxLen > 0 )
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{
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CRC32_t crc;
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CRC32_Init( &crc );
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CRC32_ProcessBuffer( &crc, pBuf, nMaxLen );
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CRC32_Final( &crc );
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Q_memcpy( pDest, &crc, sizeof( CRC32_t ) );
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}
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#endif
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return true;
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}
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//-----------------------------------------------------------------------------
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// Sets an object ID to be an invalid state
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//-----------------------------------------------------------------------------
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void InvalidateUniqueId( UniqueId_t *pDest )
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{
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Assert( pDest );
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memset( pDest, 0, sizeof( UniqueId_t ) );
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}
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bool IsUniqueIdValid( const UniqueId_t &id )
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{
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UniqueId_t invalidId;
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memset( &invalidId, 0, sizeof( UniqueId_t ) );
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return !IsUniqueIdEqual( invalidId, id );
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}
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bool IsUniqueIdEqual( const UniqueId_t &id1, const UniqueId_t &id2 )
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{
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return memcmp( &id1, &id2, sizeof( UniqueId_t ) ) == 0;
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}
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void UniqueIdToString( const UniqueId_t &id, char *pBuf, int nMaxLen )
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{
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pBuf[ 0 ] = 0;
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// X360TBD: Need a real UUID Implementation
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#ifdef IS_WINDOWS_PC
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UUID *self = ( UUID * )&id;
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unsigned char *outstring = NULL;
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UuidToString( self, &outstring );
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if ( outstring && *outstring )
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{
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Q_strncpy( pBuf, (const char *)outstring, nMaxLen );
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RpcStringFree( &outstring );
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}
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#endif
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}
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void CopyUniqueId( const UniqueId_t &src, UniqueId_t *pDest )
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{
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memcpy( pDest, &src, sizeof( UniqueId_t ) );
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}
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bool Serialize( CUtlBuffer &buf, const UniqueId_t &src )
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{
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// X360TBD: Need a real UUID Implementation
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#ifdef IS_WINDOWS_PC
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if ( buf.IsText() )
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{
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UUID *pId = ( UUID * )&src;
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unsigned char *outstring = NULL;
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UuidToString( pId, &outstring );
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if ( outstring && *outstring )
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{
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buf.PutString( (const char *)outstring );
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RpcStringFree( &outstring );
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}
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else
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{
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buf.PutChar( '\0' );
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}
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}
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else
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{
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buf.Put( &src, sizeof(UniqueId_t) );
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}
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return buf.IsValid();
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#else
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return false;
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#endif
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}
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bool Unserialize( CUtlBuffer &buf, UniqueId_t &dest )
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{
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if ( buf.IsText() )
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{
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int nTextLen = buf.PeekStringLength();
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char *pBuf = (char*)stackalloc( nTextLen );
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buf.GetString( pBuf, nTextLen );
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UniqueIdFromString( &dest, pBuf, nTextLen );
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}
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else
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{
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buf.Get( &dest, sizeof(UniqueId_t) );
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}
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return buf.IsValid();
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}
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