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Function dbtob(num: cardinal): cardinal;
begin
Result:=num shl 10;
end;
Function btodb(num: cardinal): cardinal;
begin
Result:=num shr 10;
end;
Function fs_to_dq_blocks(num, blksize: cardinal): quad_t;
begin
Result:=(num*blksize) div BLOCK_SIZE;
end;
Function QCMD(cmd, _type: cardinal): cardinal;
begin
Result:=(cmd shl SUBCMDSHIFT) or (_type and SUBCMDMASK);
end;
Function dqoff(UID: loff_t): quad_t;
begin
Result:=UID*SizeOf(dqblk);
end;
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