101 lines
3.7 KiB
Text
101 lines
3.7 KiB
Text
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;Buggy FileCache Routines ... Wiso auch immer das noch nicht richtig Funktioniert.
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Procedure FileCacheCleaner(Information.i)
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Protected.i Selected
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Protected.i Counter
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Protected.i MaxSize = Information
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Repeat
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Delay(1000) ;Nur Alle Sekunden Prüfen
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Counter + 1
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LockMutex(file_cache_mutex)
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ResetMap(m_file_cache_map())
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;Debug "FileCacheCleaner" + Str(Counter) + " Map Size:" + Str(MapSize(m_file_cache_map()))
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If NextMapElement(m_file_cache_map())
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Repeat
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m_file_cache(MapKey(m_file_cache_map()))\Timer - 1
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If m_file_cache(MapKey(m_file_cache_map()))\Timer <= 0
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If m_file_cache(MapKey(m_file_cache_map()))\Buffer > 0
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conf_cache_current - m_file_cache(MapKey(m_file_cache_map()))\Size
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FreeMemory(m_file_cache(MapKey(m_file_cache_map()))\Buffer)
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DeleteMapElement(m_file_cache(), MapKey(m_file_cache_map()))
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Debug "Info:["+Str(innercount)+"] Killed:["+MapKey(m_file_cache_map())+"]"
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Selected = DeleteMapElement(m_file_cache_map())
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Else
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Debug "Info:["+Str(innercount)+"] Could Not kill:["+MapKey(m_file_cache_map())+"]"
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EndIf
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Else
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Selected = NextMapElement(m_file_cache_map())
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EndIf
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Until Selected = 0
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EndIf
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UnlockMutex(file_cache_mutex)
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ForEver
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EndProcedure
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Procedure FileCache(Information.i)
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;http://purearea.net/pb/english/manual/reference/ug_memory.html
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Protected FileCacheCleanerThread.i
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Protected Tempbuffer.i, MaxSize.i, Current.i
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MaxSize = conf_cache_maxsize * 1024 * 1024
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FileCacheCleanerThread = CreateThread(@FileCacheCleaner(), MaxSize)
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Repeat
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WaitSemaphore(file_cache_semaphore)
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Debug "Adresse:"+m_file_cache()\Buffer
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If (m_file_cache()\Size + conf_cache_current) <= MaxSize
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conf_cache_current + m_file_cache()\Size
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Tempbuffer = AllocateMemory(m_file_cache()\Size)
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CopyMemory(m_file_cache()\Buffer, Tempbuffer, MemorySize(m_file_cache()\Buffer))
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m_file_cache()\Buffer = Tempbuffer
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m_file_cache()\Timer = conf_cache_time
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m_file_cache()\Is = #True
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m_file_cache_map(MapKey(m_file_cache())) = #True
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SignalSemaphore(file_cache_semaphore_thread)
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Else
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Debug "Cache Full"
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SignalSemaphore(file_cache_semaphore_thread)
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EndIf
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ForEver
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EndProcedure
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Procedure AddFileToCache(MemoryID.i, FileName.s, Size.i)
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LockMutex(file_cache_mutex)
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Debug "Cache MaxSize:"+Str(conf_cache_maxsize*1024*1024)+" Actual Size:"+Str(conf_cache_current)
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m_file_cache(FileName)\Buffer = MemoryID
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m_file_cache(FileName)\Size = Size
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SignalSemaphore(file_cache_semaphore)
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WaitSemaphore(file_cache_semaphore_thread)
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If m_file_cache(FileName)\Is
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Debug FileName+" Size:"+Str(m_file_cache(FileName)\Size)+" Timer:"+Str(m_file_cache(FileName)\Timer)+ " new Memory ID:"+Str(m_file_cache(FileName)\Buffer)
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Else
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Debug "File not in cache was to full:"+FileName+ " MaxSize:"+Str(conf_cache_maxsize)+" Actual Size:"+Str(conf_cache_current/1024/1024)
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EndIf
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UnlockMutex(file_cache_mutex)
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EndProcedure
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Procedure.s GetFileFromCache(FileName.s, MemoryID.i)
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Protected String.s
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If TryLockMutex(file_cache_mutex)
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If m_file_cache(FileName)\Is
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MemoryID = ReAllocateMemory(MemoryID, m_file_cache(FileName)\Size)
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CopyMemory(m_file_cache(FileName)\Buffer, MemoryID, m_file_cache(FileName)\Size)
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String.s = Str(m_file_cache(FileName)\Size) + ":" + Str(MemoryID)
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Else
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String.s = #error_string
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EndIf
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UnlockMutex(file_cache_mutex)
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Debug "Get from cache: "+FileName+">"+String+"-------------------------------------------------------------<"
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ProcedureReturn String.s
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Else
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ProcedureReturn #error_string
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EndIf
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EndProcedure
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