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Enabled printing of sector bitmaps by use=sector_map

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This commit is contained in:
Thomas Schmitt
2008-08-15 15:55:35 +00:00
parent ffb0dc8e54
commit 633ecc7131
5 changed files with 137 additions and 36 deletions
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21
libisoburn/trunk/xorriso/xorriso.1
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@ -2,7 +2,7 @@
.\" First parameter, NAME, should be all caps
.\" Second parameter, SECTION, should be 1-8, maybe w/ subsection
.\" other parameters are allowed: see man(7), man(1)
.TH XORRISO 1 "Aug 14, 2008"
.TH XORRISO 1 "Aug 15, 2008"
.\" Please adjust this date whenever revising the manpage.
.\"
.\" Some roff macros, for reference:
@ -1667,7 +1667,7 @@ An option consists of a keyword, a "=" character, and a value.
Default is:
.br
use=indev what=tracks min_lba=-1 max_lba=-1 retry=default
time_limit=-1 item_limit=-1
time_limit=28800 item_limit=100000
.br
abort_file=/var/opt/xorriso/do_abort_check_media
.br
@ -1676,7 +1676,7 @@ data_to= sector_map= map_with_volid=off
Non-default settings:
.br
"use=outdev" reads from the output drive instead of the input drive. This
avoids reading of the ISO image tree from media.
avoids loading the ISO image tree from media.
.br
"what=disc" scans the payload range of a media without respecting track gaps.
.br
@ -1698,21 +1698,30 @@ blocks and go on with running xorriso.
aborted. This is useful for unattended scanning of media which may else
overwork the drive in its effort to squeeze out some readable blocks.
Abort may be delayed by the drive gnawing on the last single read operation.
Value -1 means unlimited time.
.br
"item_limit=" gives the number of report list items after which to abort.
Value -1 means unlimited item number.
.br
"data_to=" copies the valid blocks to the file which is given as option value.
.br
"sector_map=" tries to read the file given by option value as
"xorriso sector bitmap" and to store such a map file after the scan run.
sector bitmap and to store such a map file after the scan run.
The bitmap tells which blocks have been read successfully in previous runs.
It allows to do several scans on the same media, eventually with intermediate
eject, in order to collect readable blocks whenever the drive is lucky enough
to produce them. The stored file also contains a human readable TOC of tracks
and their start block addresses.
to produce them. The stored file contains a human readable TOC of tracks
and their start block addresses, followed by binary bitmap data.
.br
"map_with_volid=on" examines tracks whether they are ISO images and eventually
prints their volume ids into the human readable TOC of sector_map=.
.br
"use=sector_map" does not read any media but loads the file given by option
sector_map= and processes this virtual outcome.
.br
The result list tells intervals of 2 KiB blocks with start address, number
of blocks and quality. Qualities which begin with "+" are
supposed to be valid readable data. Qualities with "-" are no valid data.
.TP
.B osirrox restore options:
.PP