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Clarification about -md5, -check_media and -find ... -damaged

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Thomas Schmitt 13 years ago
parent 4cdd884731
commit 5427d7a8f2
3 changed files with 117 additions and 84 deletions
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25
xorriso/xorriso.1
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@ -9,7 +9,7 @@
.\" 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 "Dec 06, 2010"
.TH XORRISO 1 "Dec 10, 2010"
.\" Please adjust this date whenever revising the manpage.
.\"
.\" Some roff macros, for reference:
@ -376,9 +376,8 @@ demands a file name length of up to 255 characters and paths of up to 1024
characters. Rock Ridge fulfills this demand.
.PP
An \fBEl Torito\fR
boot record connects one or more boot images, which are binary program files
stored in the ISO image, with the bootstrapping facility of
contemporary computers.
boot record points the BIOS bootstrapping facility to one or more boot
images, which are binary program files stored in the ISO image.
The content of the boot image files is not in the scope of El Torito.
.br
Most bootable GNU/Linux CDs are equipped with ISOLINUX or GRUB boot images.
@ -397,7 +396,8 @@ Emulation -as mkisofs supports the example options out of the ISOLINUX wiki,
the options used in GRUB script grub-mkrescue, and the example in the
FreeBSD AvgLiveCD wiki.
.br
The support for other boot image types is sparse.
There is support for boot facilities other than PC BIOS:
EFI, MIPS Big Endian (SGI), MIPS Little Endian (DEC), SUN SPARC.
.br
.PP
\fBACL\fR
@ -1505,6 +1505,9 @@ Matches files which use data blocks marked as damaged by a previous
run of -check_media. The damage info vanishes when a new ISO image gets
loaded.
.br
Note that a MD5 session mismatch marks all files of the session as damaged.
If finer distinction is desired, perform -md5 off before -check_media.
.br
\fB\-pending_data\fR :
Matches files which get their content from outside the loaded ISO image.
.br
@ -1718,7 +1721,7 @@ E.g.:
.br
\fBestimate_size\fR
prints a lower and an upper estimation of the number of blocks which the
found files together will occupy in the emering ISO image.
found files together will occupy in the emerging ISO image.
This does not account for the superblock,
for the directories in the -find path, or for image padding.
.br
@ -3042,7 +3045,7 @@ given as start address for -findx.
actions it will always perform action "echo".
.br
\fBin_iso\fR
reports the path if its counterpart exist in the ISO image.
reports the path if its counterpart exists in the ISO image.
For this the disk_path of the -findx command gets replaced
by the iso_rr_path given as parameter.
.br
@ -3066,6 +3069,12 @@ contains files. To be used with -type "m" to report mount points.
\fBempty_iso_dir\fR
deletes all files from the counterpart
in the ISO image. To be used with -type "m" to truncate mount points.
.br
\fBestimate_size\fR
prints a lower and an upper estimation of the number of blocks which the
found files together will occupy in the emerging ISO image.
This does not account for the superblock,
for the directories in the -findx path, or for image padding.
.TP
\fB\-compare\fR disk_path iso_rr_path
Compare attributes and eventual data file content of a fileobject in the
@ -3177,6 +3186,8 @@ Non-default options are:
\fBreport="files"\fR
lists the files which use damaged blocks (not with use=outdev).
The format is like with find -exec report_damage.
Note that a MD5 session mismatch marks all files of the session as damaged.
If finer distinction is desired, perform -md5 off before -check_media.
.br
\fBreport="blocks_files"\fR
first lists damaged blocks and then affected files.

151
xorriso/xorriso.info
Unescape Escape View File

@ -335,10 +335,10 @@ characters of filename length. It is the X/Open System Interface
standard XSI which demands a file name length of up to 255 characters
and paths of up to 1024 characters. Rock Ridge fulfills this demand.
An *El Torito* boot record connects one or more boot images, which
are binary program files stored in the ISO image, with the
bootstrapping facility of contemporary computers. The content of the
boot image files is not in the scope of El Torito.
An *El Torito* boot record points the BIOS bootstrapping facility to
one or more boot images, which are binary program files stored in the
ISO image. The content of the boot image files is not in the scope of
El Torito.
Most bootable GNU/Linux CDs are equipped with ISOLINUX or GRUB boot
images. xorriso is able to create or maintain an El Torito object
which makes such an image bootable. For details see option -boot_image.
@ -351,7 +351,8 @@ follow-up session can get in effect only on overwriteable media.
Emulation -as mkisofs supports the example options out of the ISOLINUX
wiki, the options used in GRUB script grub-mkrescue, and the example in
the FreeBSD AvgLiveCD wiki.
The support for other boot image types is sparse.
There is support for boot facilities other than PC BIOS: EFI, MIPS Big
Endian (SGI), MIPS Little Endian (DEC), SUN SPARC.
*ACL* are an advanced way of controlling access permissions to file
objects. Neither ISO 9660 nor Rock Ridge specify a way to record ACLs.
@ -1377,6 +1378,9 @@ File: xorriso.info, Node: CmdFind, Next: Filter, Prev: Manip, Up: Options
Matches files which use data blocks marked as damaged by a
previous run of -check_media. The damage info vanishes when a
new ISO image gets loaded.
Note that a MD5 session mismatch marks all files of the
session as damaged. If finer distinction is desired, perform
-md5 off before -check_media.
-pending_data :
Matches files which get their content from outside the loaded
ISO image.
@ -1546,7 +1550,7 @@ File: xorriso.info, Node: CmdFind, Next: Filter, Prev: Manip, Up: Options
estimate_size
prints a lower and an upper estimation of the number of
blocks which the found files together will occupy in the
emering ISO image. This does not account for the superblock,
emerging ISO image. This does not account for the superblock,
for the directories in the -find path, or for image padding.
find
performs another run of -find on the matching file address.
@ -2695,7 +2699,7 @@ File: xorriso.info, Node: Navigate, Next: Verify, Prev: Inquiry, Up: Options
following few actions it will always perform action "echo".
in_iso
reports the path if its counterpart exist in the ISO image.
reports the path if its counterpart exists in the ISO image.
For this the disk_path of the -findx command gets replaced by
the iso_rr_path given as parameter.
E.g.: -findx /home/thomas -exec in_iso /thomas_on_cd --
@ -2712,6 +2716,11 @@ File: xorriso.info, Node: Navigate, Next: Verify, Prev: Inquiry, Up: Options
empty_iso_dir
deletes all files from the counterpart in the ISO image. To
be used with -type "m" to truncate mount points.
estimate_size
prints a lower and an upper estimation of the number of
blocks which the found files together will occupy in the
emerging ISO image. This does not account for the superblock,
for the directories in the -findx path, or for image padding.
-compare disk_path iso_rr_path
Compare attributes and eventual data file content of a fileobject
@ -2812,7 +2821,9 @@ transmission errors.
report="files"
lists the files which use damaged blocks (not with
use=outdev). The format is like with find -exec
report_damage.
report_damage. Note that a MD5 session mismatch marks all
files of the session as damaged. If finer distinction is
desired, perform -md5 off before -check_media.
report="blocks_files"
first lists damaged blocks and then affected files.
use="outdev"
@ -3945,8 +3956,8 @@ File: xorriso.info, Node: CommandIdx, Next: ConceptIdx, Prev: Legal, Up: Top
* -cd sets working directory in ISO: Navigate. (line 7)
* -cdx sets working directory on disk: Navigate. (line 16)
* -charset sets input/output character set: Charset. (line 43)
* -check_md5 verifies file checksum: Verify. (line 144)
* -check_md5_r verifies file tree checksums: Verify. (line 160)
* -check_md5 verifies file checksum: Verify. (line 146)
* -check_md5_r verifies file tree checksums: Verify. (line 162)
* -check_media reads media block by block: Verify. (line 21)
* -check_media_defaults sets -check_media options: Verify. (line 40)
* -chgrp sets group in ISO image: Manip. (line 50)
@ -3959,9 +3970,9 @@ File: xorriso.info, Node: CommandIdx, Next: ConceptIdx, Prev: Legal, Up: Top
* -close_filter_list bans filter registration: Filter. (line 52)
* -commit writes pending ISO image: Writing. (line 13)
* -commit_eject writes and ejects: Writing. (line 40)
* -compare reports ISO/disk differences: Navigate. (line 134)
* -compare_l reports ISO/disk differences: Navigate. (line 152)
* -compare_r reports ISO/disk differences: Navigate. (line 147)
* -compare reports ISO/disk differences: Navigate. (line 139)
* -compare_l reports ISO/disk differences: Navigate. (line 157)
* -compare_r reports ISO/disk differences: Navigate. (line 152)
* -compliance controls standard compliance: SetWrite. (line 14)
* -copyright_file sets copyright file name: SetWrite. (line 125)
* -cp_rx copies file trees to disk: Restore. (line 104)
@ -4092,8 +4103,8 @@ File: xorriso.info, Node: CommandIdx, Next: ConceptIdx, Prev: Legal, Up: Top
* -setfattr sets xattr in ISO image: Manip. (line 110)
* -setfattr_list sets xattr in ISO image: Manip. (line 126)
* -setfattr_r sets xattr in ISO image: Manip. (line 123)
* -show_stream shows data source and filters: Navigate. (line 157)
* -show_stream_r shows data source and filters: Navigate. (line 172)
* -show_stream shows data source and filters: Navigate. (line 162)
* -show_stream_r shows data source and filters: Navigate. (line 177)
* -speed set write speed: SetWrite. (line 182)
* -split_size enables large file splitting: SetInsert. (line 140)
* -status shows current settings: Scripting. (line 25)
@ -4125,7 +4136,7 @@ File: xorriso.info, Node: ConceptIdx, Prev: CommandIdx, Up: Top
[index]
* Menu:
* ACL, _definiton: Extras. (line 37)
* ACL, _definiton: Extras. (line 38)
* ACL, control handling, -acl: Loading. (line 142)
* ACL, set in ISO image, -setfacl: Manip. (line 73)
* ACL, set in ISO image, -setfacl_list: Manip. (line 100)
@ -4186,8 +4197,8 @@ File: xorriso.info, Node: ConceptIdx, Prev: CommandIdx, Up: Top
* Filter, apply to file, -set_filter: Filter. (line 59)
* Filter, ban registration, -close_filter_list: Filter. (line 52)
* Filter, register, -external_filter: Filter. (line 20)
* Filter, show chain, -show_stream: Navigate. (line 157)
* Filter, show chains of tree, -show_stream_r: Navigate. (line 172)
* Filter, show chain, -show_stream: Navigate. (line 162)
* Filter, show chains of tree, -show_stream_r: Navigate. (line 177)
* Filter, unregister, -unregister_filter: Filter. (line 48)
* Filter, zisofs parameters, -zisofs: SetWrite. (line 170)
* Group, global in ISO image, -gid: SetWrite. (line 166)
@ -4331,11 +4342,11 @@ File: xorriso.info, Node: ConceptIdx, Prev: CommandIdx, Up: Top
* Tree, disk, traverse, -findx: Navigate. (line 105)
* Tree, ISO, traverse and alter, -find: CmdFind. (line 7)
* Verify, check blocks, -check_media: Verify. (line 21)
* Verify, compare ISO and disk file, -compare: Navigate. (line 134)
* Verify, compare ISO and disk tree, -compare_r: Navigate. (line 147)
* Verify, compare ISO and disk, -compare_l: Navigate. (line 152)
* Verify, file checksum, -check_md5: Verify. (line 144)
* Verify, file tree checksums, -check_md5_r: Verify. (line 160)
* Verify, compare ISO and disk file, -compare: Navigate. (line 139)
* Verify, compare ISO and disk tree, -compare_r: Navigate. (line 152)
* Verify, compare ISO and disk, -compare_l: Navigate. (line 157)
* Verify, file checksum, -check_md5: Verify. (line 146)
* Verify, file tree checksums, -check_md5_r: Verify. (line 162)
* Verify, preset -check_media, -check_media_defaults: Verify. (line 40)
* Write, block size, -dvd_obs: SetWrite. (line 209)
* Write, bootability, -boot_image: Bootable. (line 26)
@ -4353,7 +4364,7 @@ File: xorriso.info, Node: ConceptIdx, Prev: CommandIdx, Up: Top
* Write, predict image size, -print_size: Inquiry. (line 69)
* Write, set speed, -speed: SetWrite. (line 182)
* Write, simulation, -dummy: SetWrite. (line 222)
* xattr, _definiton: Extras. (line 51)
* xattr, _definiton: Extras. (line 52)
* xattr, control handling, -xattr: Loading. (line 150)
* xattr, set in ISO image, -setfattr: Manip. (line 110)
* xattr, set in ISO image, -setfattr_list: Manip. (line 126)
@ -4371,51 +4382,51 @@ Node: Media6089
Node: Methods8739
Node: Drives11295
Node: Extras14601
Node: Processing18028
Node: Dialog21524
Node: Options23181
Node: AqDrive24789
Node: Loading27695
Node: Insert40839
Node: SetInsert49196
Node: Manip57763
Node: CmdFind66444
Node: Filter76689
Node: Writing81038
Node: SetWrite87327
Node: Bootable99278
Node: Jigdo111585
Node: Charset115843
Node: Exception118594
Node: DialogCtl123109
Node: Inquiry125454
Node: Navigate129584
Node: Verify137182
Node: Restore145602
Node: Emulation152258
Node: Scripting160547
Node: Frontend166109
Node: Examples167404
Node: ExDevices168573
Node: ExCreate169207
Node: ExDialog170481
Node: ExGrowing171743
Node: ExModifying172545
Node: ExBootable173046
Node: ExCharset173593
Node: ExPseudo174421
Node: ExCdrecord175315
Node: ExMkisofs175630
Node: ExGrowisofs176633
Node: ExException177757
Node: ExTime178211
Node: ExIncBackup178670
Node: ExRestore182142
Node: ExRecovery183111
Node: Files183677
Node: Seealso184905
Node: Legal185429
Node: CommandIdx186351
Node: ConceptIdx200577
Node: Processing18074
Node: Dialog21570
Node: Options23227
Node: AqDrive24835
Node: Loading27741
Node: Insert40885
Node: SetInsert49242
Node: Manip57809
Node: CmdFind66490
Node: Filter76914
Node: Writing81263
Node: SetWrite87552
Node: Bootable99503
Node: Jigdo111810
Node: Charset116068
Node: Exception118819
Node: DialogCtl123334
Node: Inquiry125679
Node: Navigate129809
Node: Verify137704
Node: Restore146293
Node: Emulation152949
Node: Scripting161238
Node: Frontend166800
Node: Examples168095
Node: ExDevices169264
Node: ExCreate169898
Node: ExDialog171172
Node: ExGrowing172434
Node: ExModifying173236
Node: ExBootable173737
Node: ExCharset174284
Node: ExPseudo175112
Node: ExCdrecord176006
Node: ExMkisofs176321
Node: ExGrowisofs177324
Node: ExException178448
Node: ExTime178902
Node: ExIncBackup179361
Node: ExRestore182833
Node: ExRecovery183802
Node: Files184368
Node: Seealso185596
Node: Legal186120
Node: CommandIdx187042
Node: ConceptIdx201268

End Tag Table

25
xorriso/xorriso.texi
Unescape Escape View File

@ -44,7 +44,7 @@
@c man .\" First parameter, NAME, should be all caps
@c man .\" Second parameter, SECTION, should be 1-8, maybe w/ subsection
@c man .\" other parameters are allowed: see man(7), man(1)
@c man .TH XORRISO 1 "Dec 06, 2010"
@c man .TH XORRISO 1 "Dec 10, 2010"
@c man .\" Please adjust this date whenever revising the manpage.
@c man .\"
@c man .\" Some roff macros, for reference:
@ -504,9 +504,8 @@ characters. Rock Ridge fulfills this demand.
@sp 1
@cindex El Torito, _definiton
An @strong{El Torito}
boot record connects one or more boot images, which are binary program files
stored in the ISO image, with the bootstrapping facility of
contemporary computers.
boot record points the BIOS bootstrapping facility to one or more boot
images, which are binary program files stored in the ISO image.
The content of the boot image files is not in the scope of El Torito.
@*
Most bootable GNU/Linux CDs are equipped with ISOLINUX or GRUB boot images.
@ -526,7 +525,8 @@ Emulation -as mkisofs supports the example options out of the ISOLINUX wiki,
the options used in GRUB script grub-mkrescue, and the example in the
FreeBSD AvgLiveCD wiki.
@*
The support for other boot image types is sparse.
There is support for boot facilities other than PC BIOS:
EFI, MIPS Big Endian (SGI), MIPS Little Endian (DEC), SUN SPARC.
@*
@c man .PP
@sp 1
@ -1852,6 +1852,9 @@ Matches files which use data blocks marked as damaged by a previous
run of -check_media. The damage info vanishes when a new ISO image gets
loaded.
@*
Note that a MD5 session mismatch marks all files of the session as damaged.
If finer distinction is desired, perform -md5 off before -check_media.
@*
@item -pending_data :
Matches files which get their content from outside the loaded ISO image.
@*
@ -2083,7 +2086,7 @@ E.g.:
@*
@item estimate_size
prints a lower and an upper estimation of the number of blocks which the
found files together will occupy in the emering ISO image.
found files together will occupy in the emerging ISO image.
This does not account for the superblock,
for the directories in the -find path, or for image padding.
@*
@ -3633,7 +3636,7 @@ actions it will always perform action "echo".
@table @asis
@sp 1
@item in_iso
reports the path if its counterpart exist in the ISO image.
reports the path if its counterpart exists in the ISO image.
For this the disk_path of the -findx command gets replaced
by the iso_rr_path given as parameter.
@*
@ -3657,6 +3660,12 @@ contains files. To be used with -type "m" to report mount points.
@item empty_iso_dir
deletes all files from the counterpart
in the ISO image. To be used with -type "m" to truncate mount points.
@*
@item estimate_size
prints a lower and an upper estimation of the number of blocks which the
found files together will occupy in the emerging ISO image.
This does not account for the superblock,
for the directories in the -findx path, or for image padding.
@end table
@c man .TP
@item -compare disk_path iso_rr_path
@ -3791,6 +3800,8 @@ Non-default options are:
@item report="files"
lists the files which use damaged blocks (not with use=outdev).
The format is like with find -exec report_damage.
Note that a MD5 session mismatch marks all files of the session as damaged.
If finer distinction is desired, perform -md5 off before -check_media.
@*
@item report="blocks_files"
first lists damaged blocks and then affected files.

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