forked from Bananymous/banan-os
66 lines
1.6 KiB
C++
66 lines
1.6 KiB
C++
#pragma once
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#include <kernel/ACPI/AML/Alias.h>
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#include <kernel/ACPI/AML/NamedObject.h>
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#include <kernel/ACPI/AML/ParseContext.h>
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#include <kernel/ACPI/AML/Register.h>
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namespace Kernel::ACPI::AML
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{
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struct CopyObject
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{
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static ParseResult parse(ParseContext& context)
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{
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ASSERT(context.aml_data.size() >= 1);
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ASSERT(static_cast<Byte>(context.aml_data[0]) == Byte::CopyObjectOp);
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context.aml_data = context.aml_data.slice(1);
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auto source_result = AML::parse_object(context);
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if (!source_result.success())
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return ParseResult::Failure;
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auto source = source_result.node()
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? source_result.node()->to_underlying()
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: BAN::RefPtr<AML::Node>();
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if (!source)
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{
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AML_ERROR("CopyObject source is null");
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return ParseResult::Failure;
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}
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auto destination_result = AML::parse_object(context);
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if (!destination_result.success())
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return ParseResult::Failure;
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auto destination = destination_result.node();
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if (!destination)
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{
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AML_ERROR("CopyObject destination is null");
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return ParseResult::Failure;
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}
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#if AML_DEBUG_LEVEL >= 2
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AML_DEBUG_PRINTLN("CopyObject {");
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source->debug_print(1);
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AML_DEBUG_PRINTLN("");
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AML_DEBUG_PRINTLN("} to {");
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destination->debug_print(1);
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AML_DEBUG_PRINTLN("");
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AML_DEBUG_PRINTLN("}");
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#endif
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switch (destination->type)
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{
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case AML::Node::Type::Name:
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static_cast<AML::Name*>(destination.ptr())->object = source->copy();
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return source;
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case AML::Node::Type::Register:
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static_cast<AML::Register*>(destination.ptr())->value = source->copy();
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return source;
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default:
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ASSERT_NOT_REACHED();
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}
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}
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};
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}
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