rom/filesys/SFS/FS/cachedio_protos.h

   1 #ifndef _CACHEDIO_PROTOS_H
   2 #define _CACHEDIO_PROTOS_H
   3
   4 #include <exec/types.h>
   5 #include <dos/filehandler.h>
   6 #include "blockstructure.h"
   7
   8 LONG read(BLCK block, UBYTE *buffer, ULONG blocks);
   9 LONG write(BLCK block, UBYTE *buffer, ULONG blocks);
  10
  11 LONG readbytes(BLCK block, UBYTE *buffer, UWORD offsetinblock, UWORD bytes);
  12 LONG writebytes(BLCK block, UBYTE *buffer, UWORD offsetinblock, UWORD bytes);
  13
  14 LONG initcachedio(UBYTE *devicename, IPTR unit, ULONG flags, struct DosEnvec *de);
  15 void cleanupcachedio(void);
  16
  17 LONG setiocache(ULONG lines, ULONG readahead, BYTE copyback);
  18 ULONG queryiocache_lines(void);
  19 ULONG queryiocache_readaheadsize(void);
  20 BYTE queryiocache_copyback(void);
  21
  22 LONG flushiocache(void);
  23 void invalidateiocaches(void);
  24
  25 #endif // _CACHEDIO_PROTOS_H