1 files changed, 41 insertions, 0 deletions
diff --git a/arch/x86_64/src/memory/multiboot.cpp b/arch/x86_64/src/memory/multiboot.cpp
new file mode 100644
index 0000000..91e7550
--- /dev/null
+++ b/arch/x86_64/src/memory/multiboot.cpp
@@ -0,0 +1,41 @@
+#include "multiboot.hpp"
+
+namespace teachos::arch::memory
+{
+  auto elf_section_flags::writeable() const -> bool { return is_bit_set(0); }
+
+  auto elf_section_flags::occupies_memory() const -> bool { return is_bit_set(1); }
+
+  auto elf_section_flags::is_executable() const -> bool { return is_bit_set(2); }
+
+  auto elf_section_flags::contains_duplicate_data() const -> bool { return is_bit_set(4); }
+
+  auto elf_section_flags::contains_strings() const -> bool { return is_bit_set(5); }
+
+  auto elf_section_flags::section_header_info_is_section_header_table_index() const -> bool { return is_bit_set(6); }
+
+  auto elf_section_flags::preserve_ordering_after_combination() const -> bool { return is_bit_set(7); }
+
+  auto elf_section_flags::requires_special_os_processing() const -> bool { return is_bit_set(8); }
+
+  auto elf_section_flags::is_section_group_member() const -> bool { return is_bit_set(9); }
+
+  auto elf_section_flags::holds_thread_local_data() const -> bool { return is_bit_set(10); }
+
+  auto elf_section_flags::is_compressed() const -> bool { return is_bit_set(11); }
+
+  auto elf_section_flags::has_special_ordering_requirements() const -> bool { return is_bit_set(30); }
+
+  auto elf_section_flags::is_excluded_unless_referenced_or_allocated() const -> bool { return is_bit_set(31); }
+
+  auto elf_section_flags::operator==(elf_section_flags const & other) const -> bool { return flags == other.flags; }
+
+  auto elf_section_flags::is_bit_set(uint8_t index) const -> bool { return flags[index] == 1; }
+
+  auto elf_section_header::is_null() const -> bool
+  {
+    return name_table_index == 0U && type == elf_section_type::UNSPECIFIED &&
+           flags == teachos::arch::memory::elf_section_flags{0U} && virtual_address == 0U && file_offset == 0U &&
+           additional_information == 0U && address_alignment == 0U && fixed_table_entry_size == 0U;
+  }
+}  // namespace teachos::arch::memory