banan-os/kernel/kernel/Device/NullDevice.cpp

19 lines
462 B
C++

#include <kernel/Device/DeviceNumbers.h>
#include <kernel/Device/NullDevice.h>
#include <sys/sysmacros.h>
namespace Kernel
{
BAN::ErrorOr<BAN::RefPtr<NullDevice>> NullDevice::create(mode_t mode, uid_t uid, gid_t gid)
{
static uint32_t minor = 0;
auto* result = new NullDevice(mode, uid, gid, makedev(DeviceNumber::Null, minor++));
if (result == nullptr)
return BAN::Error::from_errno(ENOMEM);
return BAN::RefPtr<NullDevice>::adopt(result);
}
}