54 lines
1.3 KiB
C++
54 lines
1.3 KiB
C++
#pragma once
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#ifndef __is_kernel
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#error "This is kernel only header"
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#endif
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#include <BAN/UniqPtr.h>
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#include <BAN/Vector.h>
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#include <kernel/FS/Inode.h>
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#include <kernel/Memory/PageTable.h>
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#include <LibELF/Types.h>
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namespace LibELF
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{
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class LoadableELF
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{
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BAN_NON_COPYABLE(LoadableELF);
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BAN_NON_MOVABLE(LoadableELF);
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public:
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static BAN::ErrorOr<BAN::UniqPtr<LoadableELF>> load_from_inode(Kernel::PageTable&, BAN::RefPtr<Kernel::Inode>);
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~LoadableELF();
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Kernel::vaddr_t entry_point() const;
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bool contains(Kernel::vaddr_t address) const;
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bool is_address_space_free() const;
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void reserve_address_space();
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BAN::ErrorOr<void> load_page_to_memory(Kernel::vaddr_t address);
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BAN::ErrorOr<BAN::UniqPtr<LoadableELF>> clone(Kernel::PageTable&);
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size_t virtual_page_count() const { return m_virtual_page_count; }
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size_t physical_page_count() const { return m_physical_page_count; }
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private:
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LoadableELF(Kernel::PageTable&, BAN::RefPtr<Kernel::Inode>);
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BAN::ErrorOr<void> initialize();
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private:
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BAN::RefPtr<Kernel::Inode> m_inode;
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Kernel::PageTable& m_page_table;
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ElfNativeFileHeader m_file_header;
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BAN::Vector<ElfNativeProgramHeader> m_program_headers;
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size_t m_virtual_page_count = 0;
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size_t m_physical_page_count = 0;
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bool m_loaded { false };
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};
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} |