HalpDmaAllocateScatterPagesFromScatterPoolAtHighLevelV2

NTSTATUS __stdcall HalpDmaAllocateScatterPagesFromScatterPoolAtHighLevelV2(INT64 a1, INT64 a2, UINT64 a3, UINT64 *a4){
  unsigned int v4; 
  __int64 v5; 
  __int64 v6; 
  __int64 v7; 
  __int64 v8; 
  unsigned int v9; 
  unsigned int v10; 
  NTSTATUS result; 

  v4 = *(_DWORD *)(a2 + 32);
  v5 = 0i64;
  v6 = *(_QWORD *)(a2 + 24);
  v7 = 0i64;
  v8 = 0i64;
  v9 = 0;
  v10 = 0;
  if( !v4 )
    goto LABEL_15;
  do
  {
    if( v9 >= (unsigned int)a3 )
      break;
    if( (*(_QWORD *)(v6 + 48) & 0xFFFFFFFFFFFFF000ui64) != 0 )
    {
      if( v5 )
        *(_QWORD *)(v8 + 8) = v6;
      else
        v5 = v6;
      ++v9;
      v8 = v6;
    }
    else
    {
      if( v7 )
        *(_QWORD *)(v7 + 8) = v6;
      else
        *(_QWORD *)(a2 + 24) = v6;
      v7 = v6;
    }
    v6 = *(_QWORD *)(v6 + 8);
    ++v10;
  }
  while( v10 < v4 );
  if( v7 )
    *(_QWORD *)(v7 + 8) = v6;
  else
LABEL_15:
    *(_QWORD *)(a2 + 24) = v6;
  *(_DWORD *)(a2 + 32) -= v9;
  result = v5;
  *(_DWORD *)a4 = v9;
  return result;
}

Referenced by: