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git.ipfire.org Git - thirdparty/squid.git/blob - src/DiskIO/AIO/AIODiskIOStrategy.h
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33 #ifndef SQUID_AIODISKIOSTRATEGY_H
34 #define SQUID_AIODISKIOSTRATEGY_H
38 #include "DiskIO/DiskIOStrategy.h"
41 class AIODiskIOStrategy
: public DiskIOStrategy
46 virtual ~AIODiskIOStrategy();
48 virtual bool shedLoad();
49 /* What is the current load? 999 = 99.9% */
51 /* Return a handle for performing IO operations */
52 virtual RefCount
<DiskFile
> newFile (char const *path
);
53 /* flush all IO operations */
55 /* unlink a file by path */
56 virtual void unlinkFile (char const *);
58 /* perform any pending callbacks */
59 virtual int callback();
61 /* Init per-instance logic */
64 /* cachemgr output on the IO instance stats */
65 virtual void statfs(StoreEntry
& sentry
)const;
66 /* module specific options */
67 virtual ConfigOption
*getOptionTree() const;
68 /* a file descriptor */
70 /* queue of requests */
76 #endif /* USE_DISKIO_AIO */
77 #endif /* SQUID_AIODISKIOSTRATEGY_H */