1.1 --- a/accessor.cc Thu Apr 01 00:57:43 2021 +0200
1.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000
1.3 @@ -1,73 +0,0 @@
1.4 -#include "accessor.h"
1.5 -
1.6 -#include <string.h>
1.7 -
1.8 -
1.9 -
1.10 -Accessor::Accessor(fileid_t fileid, offset_t size)
1.11 -: _size(size), fileid(fileid)
1.12 -{
1.13 -}
1.14 -
1.15 -/* Return the size of the file. */
1.16 -
1.17 -offset_t Accessor::get_size()
1.18 -{
1.19 - return _size;
1.20 -}
1.21 -
1.22 -/* Update the size of the file. */
1.23 -
1.24 -void Accessor::set_size(offset_t size)
1.25 -{
1.26 - _size = size;
1.27 -}
1.28 -
1.29 -/* Perform any closing operation on the file. */
1.30 -
1.31 -void Accessor::close()
1.32 -{
1.33 -}
1.34 -
1.35 -/* Perform any opening operation on the file. */
1.36 -
1.37 -void Accessor::open()
1.38 -{
1.39 -}
1.40 -
1.41 -/* Data transfer methods. */
1.42 -
1.43 -void Accessor::fill(Flexpage *flexpage)
1.44 -{
1.45 - /* Filling completely beyond the end of file should produce an empty
1.46 - flexpage. This could potentially be a shared read-only flexpage that
1.47 - would be replaced by an independent writable flexpage if ever written. */
1.48 -
1.49 - if (flexpage->base_offset < _size)
1.50 - fill_populated(flexpage);
1.51 - else
1.52 - memset((void *) flexpage->base_addr, 0, flexpage->size);
1.53 -}
1.54 -
1.55 -void Accessor::flush(Flexpage *flexpage)
1.56 -{
1.57 - /* Flushing completely beyond the end of file should discard the
1.58 - flexpage. */
1.59 -
1.60 - if (flexpage->base_offset < _size)
1.61 - flush_populated(flexpage);
1.62 -}
1.63 -
1.64 -/* Data transfer helper methods. */
1.65 -
1.66 -void Accessor::fill_populated(Flexpage *flexpage)
1.67 -{
1.68 - (void) flexpage;
1.69 -}
1.70 -
1.71 -void Accessor::flush_populated(Flexpage *flexpage)
1.72 -{
1.73 - (void) flexpage;
1.74 -}
1.75 -
1.76 -// vim: tabstop=4 expandtab shiftwidth=4