CHAR __stdcall HalpIommuCheckExceptionList(INT64 a1){
__int64 *v1;
if( *(_DWORD *)a1 != 1 )
return 0;
v1 = (__int64 *)qword_140C49B30;
if( (_QWORD *)qword_140C49B30 == &qword_140C49B30 )
return 0;
while( *((_DWORD *)v1 + 4) != *(unsigned __int16 *)(a1 + 8) || v1[3] != *(unsigned __int16 *)(a1 + 12) )
{
v1 = (__int64 *)*v1;
if( v1 == &qword_140C49B30 )
return 0;
}
return 1;
}