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Commitc62f6ac

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Add (partial) safe protocol implementation for EFI_HII_DATABASE_PROTOCOL
This only grants access to the HII-database's raw buffer for now.
1 parenta4b852f commitc62f6ac

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3 files changed

+59
-0
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3 files changed

+59
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‎uefi/CHANGELOG.md

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- Added`proto::hii::config::ConfigKeywordHandler`.
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- Added`proto::hii::config::HiiConfigAccess`.
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- Added`proto::hii::config_str::ConfigurationString`.
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- Added`proto::hii::database::HiiDatabase`.
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##Changed
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-**Breaking:**`boot::stall` now take`core::time::Duration` instead of`usize`.

‎uefi/src/proto/hii/database.rs

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// SPDX-License-Identifier: MIT OR Apache-2.0
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//! HII Database protocol.
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use alloc::boxed::Box;
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use uefi_macros::unsafe_protocol;
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use uefi_raw::protocol::hii::database::HiiDatabaseProtocol;
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usecrate::Error;
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usecrate::StatusExt;
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usecrate::mem::make_boxed;
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/// The HII Configuration Access Protocol.
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///
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/// This protocol grants access to the HII database definition available in every UEFI firmware.
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/// This database contains internationalized strings, as well as a description of all
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/// supported BIOS settings, together with their logic (e.g.: option A blocks option B if value is `true`).
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///
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/// # UEFI Spec Description
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///
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/// Database manager for HII-related data structures.
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#[derive(Debug)]
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#[repr(transparent)]
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#[unsafe_protocol(HiiDatabaseProtocol::GUID)]
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pubstructHiiDatabase(HiiDatabaseProtocol);
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implHiiDatabase{
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/// Export all package lists as raw byte buffer.
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pubfnexport_all_raw(&self) ->crate::Result<Box<[u8]>>{
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fnfetch_data_fn<'a>(
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proto:&HiiDatabase,
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buf:&'amut[u8],
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) ->Result<&'amut[u8],Error<Option<usize>>>{
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unsafe{
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letmut size = buf.len();
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let status ={
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(proto.0.export_package_lists)(
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&proto.0,
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core::ptr::null_mut(),
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&mut size,
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buf.as_mut_ptr().cast(),
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)
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};
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status.to_result_with_err(|_|Some(size)).map(|_| buf)
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}
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}
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#[cfg(not(feature ="unstable"))]
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let buf =make_boxed::<[u8],_>(|buf|fetch_data_fn(self, buf))?;
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#[cfg(feature ="unstable")]
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let buf =make_boxed::<[u8],_,_>(|buf|fetch_data_fn(self, buf), alloc::alloc::Global)?;
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Ok(buf)
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}
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}

‎uefi/src/proto/hii/mod.rs

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pubmod config;
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#[cfg(feature ="alloc")]
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pubmod config_str;
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#[cfg(feature ="alloc")]
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pubmod database;

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