Add SBAT support, when -Dsbat-distro value is specified. One can use
-Dsbat-distro=auto for autodetection of all sbat options. Many meson configure
options added to customize SBAT CSV values, but sensible defaults are auto
detected by default. SBAT support is required if shim v15+ is used to load
systemd-boot binary or kernel.efi (Type II BootLoaderSpec).
Fixes#19247
With some versions of the compiler, the _cleanup_ attr makes it think
the variable might be freed/closed when uninitialized, even though it
cannot happen. The added cost is small enough to be worth the benefit,
and optimized builds will help reduce it even further.
These were added to eficonex.h in gnu-efi 3.0.13. Let's move them
to missing_efi.h behind an appropriate guard to fix the build with
recent versions of gnu-efi.
The firmware spec doesn't really say whether FilePath of the LoadedImage
protocol may be NULL or not. So far we assumed it to be non-NULL, but
apparently the FreeBSD UEFI chainloader sets it to NULL. Handle this
gracefully.
(Noticed and tracked down by Alexander Schreiber)
Fixes: #18733
As suggested in https://github.com/systemd/systemd/pull/11484#issuecomment-775288617.
This does not touch anything exposed in src/systemd. Changing the defines there
would be a compatibility break.
Note that tests are broken after this commit. They will be fixed in the next one.
sd-boot has a copy of a subset of codes from libbasic. This makes
sd-boot share the code with libbasic, and dedup the code.
Note, startswith_no_case() is dropped from sd-boot, as
- it is not used,
- the previous implementation is not correct,
- gnu-efi does not have StrniCmp() or so.
To add secure-boot enrolling support, we need to be able to specify
the EFI_VARIABLE_APPEND_WRITE flag so let's make the efivar_set()
methods more generic so we can set that flag.
Let's make these functions a little more generic so we can have
them work on more than one GUID. More specifically, this allows
using them with the global guid which will be used a bit more to
extend the secure boot support.
Instead of using -nostdinc, we use -nostdlib. This is necessary
to allow moving to C99 as efibind.h includes stdint.h when C99
is enabled. It isn't necessarily problematic to use some standard
library headers as long as they don't contain functions defined in
libc or another system library (or in other words, header only
headers are fine to use in sd-boot).
I think this formatting was originally used because it simplified
adding new options to the help messages. However, these days, most
tools their help message end with "\nSee the %s for details.\n" so
the final line almost never has to be edited which eliminates the
benefit of the custom formatting used for printf() help messages.
Let's make things more consistent and use the same formatting for
printf() help messages that we use everywhere else.
Prompted by https://github.com/systemd/systemd/pull/18355#discussion_r567241580
Even though many of those scripts are very simple, it is easier to include
the header than to try to say whether each of those files is trivial enough
not to require one.
Using `bootctl set-default @current` will set the default loader entry
to the currently booted entry as read from the `LoaderEntrySelected` EFI
variable.
Also `bootctl set-oneshot @current` will set the oneshot loader entry to
the current booted entry.
Correspondingly `@default` and `@oneshot` can be used to read from the
LoaderEntryDefault and LoaderEntryOneshot EFI variables.
bootctl implements three types of operation: those that work with an EFI
boot loader, those which work with any EFI boot loader that implements
the boot loader spec + interface, and finally those specific to sd-boot.
Previously the --help text and the man page mixed them all up. Let's put
them clearly in three separate sections however, to communicate clearly
what is supposed to work everywhere, and what is specific to
systemd-boot or boot loaders implementing the two specs.
This adjusts wording here and there, but is mostly just about
re-ordering existing docs, and putting them under new sections.
Functions that accept no arguments should be
explicitly declared a void parameter in their parameter list.
Signed-off-by: Marco Wang <m.aesophor@gmail.com>
Dimitri John Ledkov
Yu Watanabe
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Zbigniew Jędrzejewski-Szmek
Emil Renner Berthing
Frantisek Sumsal
Luca Boccassi
tpgxyz
Daan De Meyer
Lennart Poettering
Endre Szabo
Andrew Balmos
Дамјан Георгиевски
Marco Wang
fangxiuning