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New options bit with isoburn_igopt_set_system_area() for GRUB2 MBR patching

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This commit is contained in:
Thomas Schmitt 2013-04-13 06:48:03 +00:00
parent 3faabf0ce6
commit 92ec54105f
3 changed files with 10 additions and 2 deletions
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2
libisoburn/trunk/libisoburn/isoburn.c
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@ -1441,7 +1441,7 @@ int isoburn_igopt_set_system_area(struct isoburn_imgen_opts *opts,
} }
memcpy(opts->system_area_data, data, 32768); memcpy(opts->system_area_data, data, 32768);
} }
opts->system_area_options = options & 0x3fff; opts->system_area_options = options & 0x7fff;
return(1); return(1);
} }

8
libisoburn/trunk/libisoburn/libisoburn.h
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@ -1541,6 +1541,14 @@ int isoburn_igopt_get_scdbackup_tag(struct isoburn_imgen_opts *o,
covers the ISO image. Not compatible with covers the ISO image. Not compatible with
any other feature which needs to have own any other feature which needs to have own
MBR partition entries. MBR partition entries.
bit14= Only with System area type 0 = MBR
GRUB2 boot provisions:
@since 1.3.0
Patch system area at byte 92 to 99 with 512-block
address + 1 of the first boot image file.
Little-endian 8-byte.
Should be combined with options bit0.
Will not be in effect if options bit1 is set.
@return 1 success, 0 no data to get, <0 failure @return 1 success, 0 no data to get, <0 failure
*/ */
int isoburn_igopt_set_system_area(struct isoburn_imgen_opts *o, int isoburn_igopt_set_system_area(struct isoburn_imgen_opts *o,

2
libisoburn/trunk/xorriso/xorriso_timestamp.h
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@ -1 +1 @@
#define Xorriso_timestamP "2013.04.12.181739" #define Xorriso_timestamP "2013.04.13.064738"