userspace_access.h

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#pragma once
 
#include "iris/mm/virtual_address.h"
 
extern "C" {
extern void __do_userspace_copy_instruction();
extern void __do_userspace_copy_return();
}
 
namespace iris {
static inline mm::VirtualAddress kernel_userspace_copy_instruction((u64) &__do_userspace_copy_instruction);
static inline mm::VirtualAddress kernel_userspace_copy_return((u64) &__do_userspace_copy_return);
 
class UserspaceAccessEnabler {
public:
    UserspaceAccessEnabler();
 
    ~UserspaceAccessEnabler();
 
private:
    bool m_has_smap { false };
};
}