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New iso_write_opts_set_system_area() option bits 16: GPT "Legacy BIOS bootable" and 17: GPT writable

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Thomas Schmitt
2021-05-25 21:10:28 +02:00
parent 75499bcda9
commit 1c4c04d4e2
3 changed files with 19 additions and 3 deletions
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libisofs/libisofs.h
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@@ -2277,9 +2277,19 @@ int iso_write_opts_set_fifo_size(IsoWriteOpts *opts, size_t fifo_size);
* Is normally combined with options bit0.
* Will not be in effect if options bit1 is set.
* bit15= Only with System area type MBR but not with CHRP
* @since 1.4.4
* Enforce MBR "bootable/active" flag. In worst case by dummy
* partition of type 0x00 which occupies block 0.
* @since 1.4.4
* bit16= "Legacy BIOS bootable" in GPT
* @since 1.5.6
* If this bit is set and a GPT partition for the ISO 9660
* filesystem gets written, then set the GPT partition flags bit 2
* "Legacy BIOS bootable".
* bit17= ISO not read-only
* @since 1.5.6
* Do not set GPT partition flag bit 60 "read-only" for the
* ISO 9660 filesystem partition, if such a partition gets
* written.
* @param flag
* bit0 = invalidate any attached system area data. Same as data == NULL
* (This re-activates eventually loaded image System Area data.