63 lines
1.8 KiB
C++
63 lines
1.8 KiB
C++
//====== Copyright © 1996-2005, Valve Corporation, All rights reserved. =======
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//
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// Purpose:
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//
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//=============================================================================
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#include "closedcaptions.h"
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#include "filesystem.h"
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#include "tier1/utlbuffer.h"
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// memdbgon must be the last include file in a .cpp file!!!
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#include "tier0/memdbgon.h"
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// Assumed to be set up by calling code
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bool AsyncCaption_t::LoadFromFile( char const *pchFullPath )
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{
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FileHandle_t fh = g_pFullFileSystem->Open( pchFullPath, "rb" );
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if ( FILESYSTEM_INVALID_HANDLE == fh )
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return false;
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MEM_ALLOC_CREDIT();
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CUtlBuffer dirbuffer;
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// Read the header
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g_pFullFileSystem->Read( &m_Header, sizeof( m_Header ), fh );
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if ( m_Header.magic != COMPILED_CAPTION_FILEID )
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{
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if( IsPS3() )
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return false;
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else
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Error( "Invalid file id for %s\n", pchFullPath );
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}
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if ( m_Header.version != COMPILED_CAPTION_VERSION )
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{
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if( IsPS3() )
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return false;
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else
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Error( "Invalid file version for %s\n", pchFullPath );
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}
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if ( m_Header.directorysize < 0 || m_Header.directorysize > 64 * 1024 )
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{
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if( IsPS3() )
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return false;
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else
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Error( "Invalid directory size %d for %s\n", m_Header.directorysize, pchFullPath );
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}
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//if ( m_Header.blocksize != MAX_BLOCK_SIZE )
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// Error( "Invalid block size %d, expecting %d for %s\n", m_Header.blocksize, MAX_BLOCK_SIZE, pchFullPath );
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int directoryBytes = m_Header.directorysize * sizeof( CaptionLookup_t );
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m_CaptionDirectory.EnsureCapacity( m_Header.directorysize );
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dirbuffer.EnsureCapacity( directoryBytes );
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g_pFullFileSystem->Read( dirbuffer.Base(), directoryBytes, fh );
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g_pFullFileSystem->Close( fh );
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m_CaptionDirectory.CopyArray( (const CaptionLookup_t *)dirbuffer.PeekGet(), m_Header.directorysize );
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m_CaptionDirectory.RedoSort( true );
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m_DataBaseFile = pchFullPath;
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return true;
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}
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