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#include "kernel/filesystem/device_inode.hpp"
#include "kapi/system.hpp"
#include "kernel/devices/device.hpp"
#include "kernel/filesystem/inode.hpp"
#include <kstd/memory>
#include <cstddef>
namespace filesystem
{
device_inode::device_inode(kstd::shared_ptr<devices::device> const & device)
: inode(inode_kind::device)
, m_device(device)
{
if (!device)
{
kapi::system::panic("[FILESYSTEM] device_inode constructed with null device.");
}
}
auto device_inode::backing_device() const -> kstd::shared_ptr<devices::device> const &
{
return m_device;
}
auto device_inode::read(void * /*buffer*/, size_t /*offset*/, size_t /*size*/) const -> size_t
{
if (!m_device)
{
kapi::system::panic("[FILESYSTEM] device_inode has null device.");
}
// TODO BA-FS26 use device file?
// return m_device->read(buffer, offset, size);
return 0;
}
auto device_inode::write(void const * /*buffer*/, size_t /*offset*/, size_t /*size*/) -> size_t
{
if (!m_device)
{
kapi::system::panic("[FILESYSTEM] device_inode has null device.");
}
// TODO BA-FS26 use device file?
// return m_device->write(buffer, offset, size);
return 0;
}
} // namespace filesystem
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