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Kernel: Add helper functions to create AML String and Buffer

This commit is contained in:
Bananymous 2025-04-01 22:49:35 +03:00
parent 3800d5420e
commit 35149b6960
1 changed files with 21 additions and 0 deletions
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21
kernel/include/kernel/ACPI/AML/Node.h
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@ -150,6 +150,27 @@ namespace Kernel::ACPI::AML
Node(Node&& other) { *this = BAN::move(other); }
Node& operator=(Node&&);
static BAN::ErrorOr<Node> create_string(BAN::StringView string)
{
const auto* u8_data = reinterpret_cast<const uint8_t*>(string.data());
auto result = TRY(create_buffer({ u8_data, string.size() }));
result.type = Node::Type::String;
return result;
}
static BAN::ErrorOr<Node> create_buffer(BAN::ConstByteSpan buffer)
{
Node node;
node.type = Node::Type::Buffer;
node.as.str_buf = static_cast<Buffer*>(kmalloc(sizeof(Buffer) + buffer.size()));
if (node.as.str_buf == nullptr)
return BAN::Error::from_errno(ENOMEM);
node.as.str_buf->ref_count = 1;
node.as.str_buf->size = buffer.size();
memcpy(node.as.str_buf->bytes, buffer.data(), buffer.size());
return node;
}
enum class Type
{
Uninitialized,