mirror of
https://github.com/LadybirdBrowser/ladybird.git
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5e1499d104
This commit un-deprecates DeprecatedString, and repurposes it as a byte
string.
As the null state has already been removed, there are no other
particularly hairy blockers in repurposing this type as a byte string
(what it _really_ is).
This commit is auto-generated:
$ xs=$(ack -l \bDeprecatedString\b\|deprecated_string AK Userland \
Meta Ports Ladybird Tests Kernel)
$ perl -pie 's/\bDeprecatedString\b/ByteString/g;
s/deprecated_string/byte_string/g' $xs
$ clang-format --style=file -i \
$(git diff --name-only | grep \.cpp\|\.h)
$ gn format $(git ls-files '*.gn' '*.gni')
50 lines
1.6 KiB
C++
50 lines
1.6 KiB
C++
/*
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* Copyright (c) 2021, Andrew Kaster <akaster@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <AK/ByteString.h>
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#include <LibCore/ArgsParser.h>
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#include <LibCore/MappedFile.h>
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#include <LibCore/System.h>
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#include <LibDeviceTree/FlattenedDeviceTree.h>
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#include <LibDeviceTree/Validation.h>
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#include <LibMain/Main.h>
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ErrorOr<int> serenity_main(Main::Arguments arguments)
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{
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TRY(Core::System::pledge("stdio rpath"));
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ByteString filename;
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Core::ArgsParser args;
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args.add_positional_argument(filename, "File to process", "file", Core::ArgsParser::Required::Yes);
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args.parse(arguments);
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// FIXME: Figure out how to do this sanely from stdin
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auto file = TRY(Core::MappedFile::map(filename));
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if (TRY(file->size()) < sizeof(DeviceTree::FlattenedDeviceTreeHeader)) {
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warnln("Not enough data in {} to contain a device tree header!", filename);
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return 1;
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}
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auto const* fdt_header = reinterpret_cast<DeviceTree::FlattenedDeviceTreeHeader const*>(file->data());
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auto bytes = file->bytes();
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TRY(DeviceTree::dump(*fdt_header, bytes));
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auto compatible = TRY(DeviceTree::slow_get_property<StringView>("/compatible"sv, *fdt_header, bytes));
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auto compatible_strings = compatible.split_view('\0');
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dbgln("compatible with: {}", compatible_strings);
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auto bootargs = TRY(DeviceTree::slow_get_property<StringView>("/chosen/bootargs"sv, *fdt_header, bytes));
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dbgln("bootargs: {}", bootargs);
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auto cpu_compatible = TRY(DeviceTree::slow_get_property<StringView>("/cpus/cpu@0/compatible"sv, *fdt_header, bytes));
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dbgln("cpu0 compatible: {}", cpu_compatible);
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return 0;
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}
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