MmGetPageFileInformation

NTSTATUS __stdcall MmGetPageFileInformation(
        PVOID SystemInformation,
        UINT64 SystemInformationLength,
        UINT64 ExInfo,
        UINT64 *a4){
  unsigned int v5; 
  unsigned int *v6; 
  __int64 v7; 
  __int64 v8; 
  unsigned int v9; 
  unsigned int v10; 
  unsigned int v11; 
  UINT64 v12; 
  unsigned int *v13; 
  unsigned int v14; 
  unsigned int v15; 
  unsigned int v16; 
  unsigned int v17; 
  unsigned int v18; 
  unsigned int v19; 
  unsigned int v20; 
  unsigned __int64 v21; 
  unsigned int v24; 
  unsigned int v25; 
  __int128 v27; 
  unsigned int v29; 
  int v30; 
  unsigned int *v31; 
  v30 = (int)a4;
  v29 = ExInfo;
  v5 = (_DWORD)a4 != 0 ? 40 : 32;
  v6 = v31;
  *v31 = 0;
  LODWORD(v7) = MiPartitionObjectToPartition((PVOID)0xFFFFFFFFFFFFFFFFi64);
  v8 = v7;
  if( !v7 )
    return -1073740640;
  v9 = *(_DWORD *)(v7 + 6936);
  v25 = v9;
  *(_DWORD *)(SystemInformationLength + 4) = 0;
  v10 = 0;
  v11 = 0;
  v12 = SystemInformationLength;
  while( v10 < v9 )
  {
    v13 = *(unsigned int **)(v8 + 8i64 * v10 + 6944);
    if( (v13[51] & 0x50) == 0 )
    {
      v12 = SystemInformationLength + v11;
      v14 = v11 + v5;
      if( v11 + v5 <= v11 || v14 > v29 )
      {
        *v6 = v14;
        return -1073741820;
      }
      v15 = *v13;
      v16 = v13[6];
      v17 = v13[8];
      v18 = v13[4];
      v19 = v13[2];
      while( v16 >= v15 )
        ;
      *(_DWORD *)(v12 + 4) = v15;
      *(_DWORD *)(v12 + 8) = v15 - v16 - 2;
      *(_DWORD *)(v12 + 12) = v17;
      if( v30 )
      {
        *(_DWORD *)(v12 + 32) = v18;
        *(_DWORD *)(v12 + 36) = v19;
      }
      WORD3(v27) = 0;
      v20 = *(unsigned __int16 *)(*(_QWORD *)(v8 + 8i64 * v10 + 6944) + 96i64);
      LOWORD(v27) = v20;
      *(_DWORD *)((char *)&v27 + 2) = (unsigned __int16)(v20 + 2);
      *((_QWORD *)&v27 + 1) = v12 + v5;
      *(_OWORD *)(v12 + 16) = v27;
      v24 = (*(_DWORD *)((char *)&v27 + 2) + 7) & 0xFFFFFFF8;
      v11 = v24 + v14;
      if( v24 + v14 > v29 || v11 <= v14 )
      {
        *v6 = v11;
        return -1073741820;
      }
      v21 = v20;
      memmove((UINT8 *)(v12 + v5), *(UINT8 **)(*(_QWORD *)(v8 + 8i64 * v10 + 6944) + 104i64), v20);
      *(_WORD *)(*((_QWORD *)&v27 + 1) + 2 * (v21 >> 1)) = 0;
      *(_DWORD *)v12 = v5 + v24;
      v6 = v31;
    }
    ++v10;
    v9 = v25;
  }
  *(_DWORD *)v12 = 0;
  *v6 = v11;
  return 0;
}

Referenced by: