public static ModePage_1C_S01?DecodeModePage_1C_S01(byte[] pageResponse)
{
if ((pageResponse?[0] &0x40) != 0x40)
{
return(null);
}
if ((pageResponse[0] & 0x3F) != 0x1C)
{
return(null);
}
if (pageResponse[1] != 0x01)
{
return(null);
}
if ((pageResponse[2] << 8) + pageResponse[3] + 4 != pageResponse.Length)
{
return(null);
}
if (pageResponse.Length < 16)
{
return(null);
}
ModePage_1C_S01 decoded = new ModePage_1C_S01();
decoded.PS |= (pageResponse[0] & 0x80) == 0x80;
decoded.S_L_Full |= (pageResponse[4] & 0x04) == 0x04;
decoded.LOWIR |= (pageResponse[4] & 0x02) == 0x02;
decoded.En_Bms |= (pageResponse[4] & 0x01) == 0x01;
decoded.En_Ps |= (pageResponse[5] & 0x01) == 0x01;
decoded.BackgroundScanInterval = (ushort)((pageResponse[6] << 8) + pageResponse[7]);
decoded.BackgroundPrescanTimeLimit = (ushort)((pageResponse[8] << 8) + pageResponse[9]);
decoded.MinIdleBeforeBgScan = (ushort)((pageResponse[10] << 8) + pageResponse[11]);
decoded.MaxTimeSuspendBgScan = (ushort)((pageResponse[12] << 8) + pageResponse[13]);
return(decoded);
}
public static string PrettifyModePage_1C_S01(ModePage_1C_S01?modePage)
{
if (!modePage.HasValue)
{
return(null);
}
ModePage_1C_S01 page = modePage.Value;
StringBuilder sb = new StringBuilder();
sb.AppendLine("SCSI Background Control page:");
if (page.PS)
{
sb.AppendLine("\tParameters can be saved");
}
if (page.S_L_Full)
{
sb.AppendLine("\tBackground scans will be halted if log is full");
}
if (page.LOWIR)
{
sb.AppendLine("\tBackground scans will only be logged if they require intervention");
}
if (page.En_Bms)
{
sb.AppendLine("\tBackground medium scans are enabled");
}
if (page.En_Ps)
{
sb.AppendLine("\tBackground pre-scans are enabled");
}
if (page.BackgroundScanInterval > 0)
{
sb.AppendFormat("\t{0} hours shall be between the start of a background scan operation and the next",
page.BackgroundScanInterval).AppendLine();
}
if (page.BackgroundPrescanTimeLimit > 0)
{
sb.AppendFormat("\tBackgroun pre-scan operations can take a maximum of {0} hours",
page.BackgroundPrescanTimeLimit).AppendLine();
}
if (page.MinIdleBeforeBgScan > 0)
{
sb.AppendFormat("\tAt least {0} ms must be idle before resuming a suspended background scan operation",
page.MinIdleBeforeBgScan).AppendLine();
}
if (page.MaxTimeSuspendBgScan > 0)
{
sb
.AppendFormat("\tAt most {0} ms must be before suspending a background scan operation and processing received commands",
page.MaxTimeSuspendBgScan).AppendLine();
}
return(sb.ToString());
}
