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Kernel: Finally stop exposing Region members to the public.

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This commit is contained in:
Andreas Kling 2019-01-24 18:09:46 +01:00
parent e683f611f1
commit aa24547e12
9 changed files with 132 additions and 106 deletions
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44
Kernel/MemoryManager.h
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@ -111,12 +111,21 @@ private:
};
class Region : public Retainable<Region> {
friend class MemoryManager;
public:
Region(LinearAddress, size_t, String&&, bool r, bool w, bool cow = false);
Region(LinearAddress, size_t, RetainPtr<VMObject>&&, size_t offset_in_vmo, String&&, bool r, bool w, bool cow = false);
Region(LinearAddress, size_t, RetainPtr<Inode>&&, String&&, bool r, bool w);
~Region();
LinearAddress laddr() const { return m_laddr; }
size_t size() const { return m_size; }
bool is_readable() const { return m_readable; }
bool is_writable() const { return m_writable; }
String name() const { return m_name; }
void set_name(String&& name) { m_name = move(name); }
const VMObject& vmo() const { return *m_vmo; }
VMObject& vmo() { return *m_vmo; }
@ -125,12 +134,12 @@ public:
RetainPtr<Region> clone();
bool contains(LinearAddress laddr) const
{
return laddr >= linearAddress && laddr < linearAddress.offset(size);
return laddr >= m_laddr && laddr < m_laddr.offset(size());
}
unsigned page_index_from_address(LinearAddress laddr) const
{
return (laddr - linearAddress).get() / PAGE_SIZE;
return (laddr - m_laddr).get() / PAGE_SIZE;
}
size_t first_page_index() const
@ -145,7 +154,7 @@ public:
size_t page_count() const
{
return size / PAGE_SIZE;
return m_size / PAGE_SIZE;
}
bool page_in();
@ -153,16 +162,33 @@ public:
size_t committed() const;
PageDirectory* page_directory() { return m_page_directory.ptr(); }
void set_page_directory(PageDirectory& page_directory)
{
ASSERT(!m_page_directory || m_page_directory.ptr() == &page_directory);
m_page_directory = page_directory;
}
void release_page_directory()
{
ASSERT(m_page_directory);
m_page_directory.clear();
}
const Bitmap& cow_map() const { return m_cow_map; }
private:
RetainPtr<PageDirectory> m_page_directory;
LinearAddress linearAddress;
size_t size { 0 };
LinearAddress m_laddr;
size_t m_size { 0 };
size_t m_offset_in_vmo { 0 };
RetainPtr<VMObject> m_vmo;
String name;
bool is_readable { true };
bool is_writable { true };
String m_name;
bool m_readable { true };
bool m_writable { true };
bool m_shared { false };
Bitmap cow_map;
Bitmap m_cow_map;
};
#define MM MemoryManager::the()