public static string PrettifyModePage_12_13_14(ModePage_12_13_14?modePage)
{
if (!modePage.HasValue)
{
return(null);
}
ModePage_12_13_14 page = modePage.Value;
StringBuilder sb = new StringBuilder();
sb.AppendLine("SCSI medium partition page (extra):");
if (page.PS)
{
sb.AppendLine("\tParameters can be saved");
}
sb.AppendFormat("\tMedium has defined {0} partitions", page.PartitionSizes.Length).AppendLine();
for (int i = 0; i < page.PartitionSizes.Length; i++)
{
sb.AppendFormat("\tPartition {0} is {1} units long", i, page.PartitionSizes[i]).AppendLine();
}
return(sb.ToString());
}
public static ModePage_12_13_14?DecodeModePage_12_13_14(byte[] pageResponse)
{
if (pageResponse == null)
{
return(null);
}
if ((pageResponse[0] & 0x40) == 0x40)
{
return(null);
}
if ((pageResponse[0] & 0x3F) != 0x12 &&
(pageResponse[0] & 0x3F) != 0x13 &&
(pageResponse[0] & 0x3F) != 0x14)
{
return(null);
}
if (pageResponse[1] + 2 != pageResponse.Length)
{
return(null);
}
if (pageResponse.Length < 2)
{
return(null);
}
var decoded = new ModePage_12_13_14();
decoded.PS |= (pageResponse[0] & 0x80) == 0x80;
decoded.PartitionSizes = new ushort[(pageResponse.Length - 2) / 2];
for (int i = 2; i < pageResponse.Length; i += 2)
{
decoded.PartitionSizes[(i - 2) / 2] = (ushort)(pageResponse[i] << 8);
decoded.PartitionSizes[(i - 2) / 2] += pageResponse[i + 1];
}
return(decoded);
}