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https://github.com/FWGS/xash3d-fwgs
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filesystem: VFileSystem009: refactoring
This commit is contained in:
parent
eb0686fca1
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@ -21,9 +21,11 @@ GNU General Public License for more details.
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#include "filesystem.h"
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#include "filesystem_internal.h"
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#include "VFileSystem009.h"
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#include "common/com_strings.h"
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#if __cplusplus < 201103L
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#define override
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#define nullptr NULL
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#endif
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// GoldSrc Directories and ID
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@ -35,7 +37,11 @@ GNU General Public License for more details.
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// PLATFORM platform
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// CONFIG platform/config
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static inline qboolean IsIdGamedir( const char *id )
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#define FixupPath( var, str ) \
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char *var = static_cast<char *>( alloca( Q_strlen(( str )) + 1 )); \
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CopyAndFixSlashes(( var ),( str ))
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static inline bool IsIdGamedir( const char *id )
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{
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return !Q_strcmp( id, "GAME" ) ||
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!Q_strcmp( id, "GAMECONFIG" ) ||
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@ -46,19 +52,24 @@ static inline const char *IdToDir( char *dir, size_t size, const char *id )
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{
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if( !Q_strcmp( id, "GAME" ))
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return GI->gamefolder;
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else if( !Q_strcmp( id, "GAMEDOWNLOAD" ))
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if( !Q_strcmp( id, "GAMEDOWNLOAD" ))
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{
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Q_snprintf( dir, size, "%s/downloaded", GI->gamefolder );
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return dir;
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}
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else if( !Q_strcmp( id, "GAMECONFIG" ))
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if( !Q_strcmp( id, "GAMECONFIG" ))
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return fs_writepath->filename; // full path here so it's totally our write allowed directory
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else if( !Q_strcmp( id, "PLATFORM" ))
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if( !Q_strcmp( id, "PLATFORM" ))
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return "platform"; // stub
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else if( !Q_strcmp( id, "CONFIG" ))
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if( !Q_strcmp( id, "CONFIG" ))
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return "platform/config"; // stub
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else // ROOT || BASE
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return fs_rootdir; // give at least root directory
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// ROOT || BASE
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return fs_rootdir; // give at least root directory
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}
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static inline void CopyAndFixSlashes( char *p, const char *in )
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@ -74,12 +85,11 @@ private:
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{
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public:
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CSearchState( CSearchState **head, search_t *search ) :
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next( *head ), search( search ), index( 0 )
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next( *head ),
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search( search ),
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index( 0 ),
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handle( *head ? ( *head )->handle + 1 : 0 )
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{
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if( *head )
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handle = (*head)->handle + 1;
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else handle = 0;
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*head = this;
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}
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~CSearchState()
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@ -100,17 +110,15 @@ private:
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for( CSearchState *state = searchHead; state; state = state->next )
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{
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if( state->handle == handle )
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{
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return state;
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}
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}
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Con_DPrintf( "Can't find search state by handle %d\n", handle );
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return NULL;
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return nullptr;
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}
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public:
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CXashFS() : searchHead( NULL )
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CXashFS() : searchHead( nullptr )
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{
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}
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@ -121,17 +129,13 @@ public:
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void AddSearchPath( const char *path, const char *id ) override
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{
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char *p = (char *)alloca( Q_strlen( path ) + 1 );
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CopyAndFixSlashes( p, path );
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FixupPath( p, path );
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FS_AddGameDirectory( p, FS_CUSTOM_PATH );
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}
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void AddSearchPathNoWrite( const char *path, const char *id ) override
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{
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char *p = (char *)alloca( Q_strlen( path ) + 1 );
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CopyAndFixSlashes( p, path );
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FixupPath( p, path );
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FS_AddGameDirectory( p, FS_NOWRITE_PATH | FS_CUSTOM_PATH );
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}
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@ -156,110 +160,111 @@ public:
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bool FileExists( const char *path ) override
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{
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char *p = (char *)alloca( Q_strlen( path ) + 1 );
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CopyAndFixSlashes( p, path );
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FixupPath( p, path );
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return FS_FileExists( p, false );
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}
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bool IsDirectory( const char *path ) override
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{
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char *p = (char *)alloca( Q_strlen( path ) + 1 );
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CopyAndFixSlashes( p, path );
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FixupPath( p, path );
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return FS_SysFolderExists( p );
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}
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FileHandle_t Open( const char *path, const char *mode, const char *id ) override
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{
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char *p = (char *)alloca( Q_strlen( path ) + 1 );
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CopyAndFixSlashes( p, path );
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file_t *fd;
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file_t *fd = FS_Open( p, mode, IsIdGamedir( id ) );
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FixupPath( p, path );
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fd = FS_Open( p, mode, IsIdGamedir( id ));
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return fd;
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}
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void Close( FileHandle_t handle ) override
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{
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FS_Close( (file_t *)handle );
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FS_Close( static_cast<file_t *>( handle ));
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}
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void Seek( FileHandle_t handle, int offset, FileSystemSeek_t whence ) override
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{
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int whence_ = SEEK_SET;
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switch( whence )
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{
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case FILESYSTEM_SEEK_HEAD: whence_ = SEEK_SET; break;
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case FILESYSTEM_SEEK_CURRENT: whence_ = SEEK_CUR; break;
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case FILESYSTEM_SEEK_TAIL: whence_ = SEEK_END; break;
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case FILESYSTEM_SEEK_HEAD:
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whence_ = SEEK_SET;
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break;
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case FILESYSTEM_SEEK_CURRENT:
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whence_ = SEEK_CUR;
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break;
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case FILESYSTEM_SEEK_TAIL:
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whence_ = SEEK_END;
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break;
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}
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FS_Seek( (file_t *)handle, offset, whence_ );
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FS_Seek( static_cast<file_t *>( handle ), offset, whence_ );
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}
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unsigned int Tell( FileHandle_t handle ) override
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{
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return FS_Tell( (file_t *)handle );
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return FS_Tell( static_cast<file_t *>( handle ));
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}
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unsigned int Size( FileHandle_t handle ) override
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{
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file_t *fd = (file_t *)handle;
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return fd->real_length;
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return static_cast<file_t *>( handle )->real_length;
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}
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unsigned int Size( const char *path ) override
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{
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char *p = (char *)alloca( Q_strlen( path ) + 1 );
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CopyAndFixSlashes( p, path );
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FixupPath( p, path );
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return FS_FileSize( p, false );
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}
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long int GetFileTime( const char *path ) override
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{
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char *p = (char *)alloca( Q_strlen( path ) + 1 );
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CopyAndFixSlashes( p, path );
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FixupPath( p, path );
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return FS_FileTime( p, false );
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}
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void FileTimeToString( char *p, int size, long int time ) override
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{
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time_t curtime = time;
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const time_t curtime = time;
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char *buf = ctime( &curtime );
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Q_strncpy( p, buf, size );
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}
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bool IsOk( FileHandle_t handle ) override
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{
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return !FS_Eof( (file_t *)handle );
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return !FS_Eof( static_cast<file_t *>( handle ));
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}
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void Flush( FileHandle_t handle ) override
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{
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FS_Flush( (file_t *)handle );
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FS_Flush( static_cast<file_t *>( handle ));
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}
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bool EndOfFile( FileHandle_t handle ) override
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{
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return FS_Eof( (file_t *)handle );
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return FS_Eof( static_cast<file_t *>( handle ));
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}
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int Read( void *buf, int size, FileHandle_t handle ) override
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{
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return FS_Read( (file_t *)handle, buf, size );
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return FS_Read( static_cast<file_t *>( handle ), buf, size );
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}
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int Write( const void *buf, int size, FileHandle_t handle ) override
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{
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return FS_Write( (file_t *)handle, buf, size );
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return FS_Write( static_cast<file_t *>( handle ), buf, size );
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}
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char *ReadLine( char *buf, int size, FileHandle_t handle ) override
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{
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int c = FS_Gets( (file_t *)handle, (byte*)buf, size );
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const int c = FS_Gets( static_cast<file_t *>( handle ), buf, size );
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return c >= 0 ? buf : NULL;
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return c >= 0 ? buf : nullptr;
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}
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int FPrintf( FileHandle_t handle, char *fmt, ... ) override
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@ -268,41 +273,41 @@ public:
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int ret;
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va_start( ap, fmt );
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ret = FS_VPrintf( (file_t *)handle, fmt, ap );
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ret = FS_VPrintf( static_cast<file_t *>( handle ), fmt, ap );
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va_end( ap );
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return ret;
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}
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void * GetReadBuffer(FileHandle_t, int *size, bool) override
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void *GetReadBuffer( FileHandle_t, int *size, bool ) override
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{
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// deprecated by Valve
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*size = 0;
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return NULL;
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return nullptr;
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}
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void ReleaseReadBuffer(FileHandle_t, void *) override
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void ReleaseReadBuffer( FileHandle_t, void * ) override
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{
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// deprecated by Valve
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return;
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}
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const char *FindFirst(const char *pattern, FileFindHandle_t *handle, const char *id) override
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const char *FindFirst( const char *pattern, FileFindHandle_t *handle, const char *id ) override
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{
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if( !handle || !pattern )
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return NULL;
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CSearchState *state;
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search_t *search;
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char *p = (char *)alloca( Q_strlen( pattern ) + 1 );
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CopyAndFixSlashes( p, pattern );
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search_t *search = FS_Search( p, true, IsIdGamedir( id ));
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if( !handle || !pattern )
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return nullptr;
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FixupPath( p, pattern );
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search = FS_Search( p, true, IsIdGamedir( id ));
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if( !search )
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return NULL;
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CSearchState *state = new CSearchState( &searchHead, search );
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return nullptr;
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state = new CSearchState( &searchHead, search );
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*handle = state->handle;
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return state->search->filenames[0];
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}
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@ -310,10 +315,11 @@ public:
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{
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CSearchState *state = GetSearchStateByHandle( handle );
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if( !state ) return NULL;
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if( !state )
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return nullptr;
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if( state->index + 1 >= state->search->numfilenames )
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return NULL;
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return nullptr;
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return state->search->filenames[++state->index];
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}
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@ -333,32 +339,35 @@ public:
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void FindClose( FileFindHandle_t handle ) override
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{
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for( CSearchState *state = searchHead, **prev = NULL;
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state;
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*prev = state, state = state->next )
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CSearchState *prev;
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CSearchState *i;
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for( prev = nullptr, i = searchHead;
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i != nullptr && i->handle != handle;
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prev = i, i = i->next );
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if( i == nullptr )
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{
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if( state->handle == handle )
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{
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if( prev )
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(*prev)->next = state->next;
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else searchHead = state->next;
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delete state;
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return;
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}
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Con_DPrintf( "FindClose: Can't find search state by handle %d\n", handle );
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return;
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}
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Con_DPrintf( "FindClose: Can't find search state by handle %d\n", handle );
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return;
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if( prev != nullptr )
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prev->next = i->next;
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else
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searchHead = i->next;
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delete i;
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}
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const char * GetLocalPath( const char *name, char *buf, int size ) override
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const char *GetLocalPath( const char *name, char *buf, int size ) override
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{
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if( !name ) return NULL;
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const char *fullpath;
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char *p = (char *)alloca( Q_strlen( name ) + 1 );
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CopyAndFixSlashes( p, name );
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if( !name )
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return nullptr;
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FixupPath( p, name );
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#if !XASH_WIN32
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if( p[0] == '/' )
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@ -371,9 +380,9 @@ public:
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return buf;
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}
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const char *fullpath = FS_GetDiskPath( p, false );
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fullpath = FS_GetDiskPath( p, false );
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if( !fullpath )
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return NULL;
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return nullptr;
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Q_strncpy( buf, fullpath, size );
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return buf;
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@ -382,24 +391,27 @@ public:
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char *ParseFile( char *buf, char *token, bool *quoted ) override
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{
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qboolean qquoted;
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char *p;
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char *p = COM_ParseFileSafe( buf, token, PFILE_FS_TOKEN_MAX_LENGTH, 0, NULL, &qquoted );
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if( quoted ) *quoted = qquoted;
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p = COM_ParseFileSafe( buf, token, PFILE_FS_TOKEN_MAX_LENGTH, 0, nullptr, &qquoted );
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if( quoted )
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*quoted = qquoted;
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return p;
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}
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bool FullPathToRelativePath( const char *path, char *out ) override
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{
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searchpath_t *sp;
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if( !COM_CheckString( path ))
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{
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*out = 0;
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return false;
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}
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char *p = (char *)alloca( Q_strlen( path ) + 1 );
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CopyAndFixSlashes( p, path );
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searchpath_t *sp;
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FixupPath( p, path );
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for( sp = fs_searchpaths; sp; sp = sp->next )
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{
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@ -429,13 +441,13 @@ public:
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return;
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}
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void SetWarningFunc(void (*)(const char *, ...)) override
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void SetWarningFunc( void (*)( const char *, ... )) override
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{
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// TODO:
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return;
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}
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void SetWarningLevel(FileWarningLevel_t) override
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void SetWarningLevel( FileWarningLevel_t ) override
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{
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// TODO:
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return;
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@ -447,7 +459,7 @@ public:
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return 0;
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}
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void GetInterfaceVersion(char *p, int size) override
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void GetInterfaceVersion( char *p, int size ) override
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{
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Q_strncpy( p, "Stdio", size );
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}
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@ -459,13 +471,12 @@ public:
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Q_snprintf( fullpath, sizeof( fullpath ), "%s/%s", IdToDir( dir, sizeof( dir ), id ), path );
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CopyAndFixSlashes( fullpath, path );
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return !!FS_AddPak_Fullpath( fullpath, NULL, FS_CUSTOM_PATH );
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return !!FS_AddPak_Fullpath( fullpath, nullptr, FS_CUSTOM_PATH );
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}
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FileHandle_t OpenFromCacheForRead( const char *path , const char *mode, const char *id ) override
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{
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char *p = (char *)alloca( Q_strlen( path ) + 1 );
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CopyAndFixSlashes( p, path );
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FixupPath( p, path );
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return FS_OpenReadFile( p, mode, IsIdGamedir( id ));
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}
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@ -473,20 +484,24 @@ public:
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// stubs
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void Mount() override {}
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void Unmount() override {}
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void GetLocalCopy(const char *) override {}
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void LogLevelLoadStarted(const char *) override {}
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void LogLevelLoadFinished(const char *) override {}
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void CancelWaitForResources(WaitForResourcesHandle_t) override {}
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int HintResourceNeed(const char *, int) override { return 0; }
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WaitForResourcesHandle_t WaitForResources(const char *) override { return 0; }
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void GetLocalCopy( const char * ) override {}
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void LogLevelLoadStarted( const char * ) override {}
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void LogLevelLoadFinished( const char * ) override {}
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void CancelWaitForResources( WaitForResourcesHandle_t ) override {}
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int HintResourceNeed( const char *, int ) override { return 0; }
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WaitForResourcesHandle_t WaitForResources( const char * ) override { return 0; }
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int PauseResourcePreloading() override { return 0; }
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int ResumeResourcePreloading() override { return 0; }
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bool IsAppReadyForOfflinePlay(int) override { return true; }
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bool IsFileImmediatelyAvailable(const char *) override { return true; }
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bool GetWaitForResourcesProgress(WaitForResourcesHandle_t, float *pProgress, bool *pOverride) override
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bool IsAppReadyForOfflinePlay( int ) override { return true; }
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bool IsFileImmediatelyAvailable( const char * ) override { return true; }
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bool GetWaitForResourcesProgress( WaitForResourcesHandle_t, float *pProgress, bool *pOverride ) override
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{
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if( pProgress ) *pProgress = 0;
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if( pOverride ) *pOverride = true;
|
||||
if( pProgress )
|
||||
*pProgress = 0;
|
||||
|
||||
if( pOverride )
|
||||
*pOverride = true;
|
||||
|
||||
return false;
|
||||
}
|
||||
} g_VFileSystem009;
|
||||
@ -495,22 +510,27 @@ extern "C" void EXPORT *CreateInterface( const char *interface, int *retval )
|
||||
{
|
||||
if( !Q_strcmp( interface, "VFileSystem009" ))
|
||||
{
|
||||
if( retval ) *retval = 0;
|
||||
if( retval )
|
||||
*retval = 0;
|
||||
|
||||
return &g_VFileSystem009;
|
||||
}
|
||||
|
||||
if( !Q_strcmp( interface, FS_API_CREATEINTERFACE_TAG ))
|
||||
{
|
||||
// return a copy, to disallow overriding
|
||||
static fs_api_t copy = { 0 };
|
||||
static fs_api_t copy = { 0 }; // return a copy, to disallow overriding
|
||||
|
||||
if( !copy.InitStdio )
|
||||
memcpy( ©, &g_api, sizeof( copy ));
|
||||
|
||||
if( retval ) *retval = 0;
|
||||
if( retval )
|
||||
*retval = 0;
|
||||
|
||||
return ©
|
||||
}
|
||||
|
||||
if( retval ) *retval = 1;
|
||||
return NULL;
|
||||
if( retval )
|
||||
*retval = 1;
|
||||
|
||||
return nullptr;
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user