aaru-dps/Aaru.CommonTypes
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[Aaru.CommonTypes] Reformat and cleanup.

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This commit is contained in:
Natalia Portillo
2023-10-03 22:48:28 +01:00
parent 68d85349b1
commit 47294b2f62
81 changed files with 4583 additions and 2851 deletions
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524
Structs/Devices/ATA/Identify.cs
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@@ -55,11 +55,12 @@ namespace Aaru.CommonTypes.Structs.Devices.ATA;
/// T13-1699D rev. 3f (ATA8-ACS) T13-1699D rev. 4a (ATA8-ACS) T13-2015D rev. 2 (ACS-2) T13-2161D rev. 5 (ACS-3) CF+
/// & CF Specification rev. 1.4 (CFA)
/// </summary>
[SuppressMessage("ReSharper", "InconsistentNaming"), SuppressMessage("ReSharper", "MemberCanBeInternal"),
SuppressMessage("ReSharper", "MemberCanBePrivate.Global")]
[SuppressMessage("ReSharper", "InconsistentNaming")]
[SuppressMessage("ReSharper", "MemberCanBeInternal")]
[SuppressMessage("ReSharper", "MemberCanBePrivate.Global")]
public static class Identify
{
const string MODULE_NAME = "ATA/ATAPI IDENTIFY decoder";
#region CapabilitiesBit enum
/// <summary>Capabilities flag bits.</summary>
[Flags]
@@ -101,6 +102,10 @@ public static class Identify
PhysicalAlignment0 = 0x0001
}
#endregion
#region CapabilitiesBit2 enum
/// <summary>More capabilities flag bits.</summary>
[Flags]
public enum CapabilitiesBit2 : ushort
@@ -109,17 +114,29 @@ public static class Identify
MustBeClear = 0x8000,
/// <summary>MUST be set</summary>
MustBeSet = 0x4000,
#pragma warning disable 1591
Reserved13 = 0x2000, Reserved12 = 0x1000, Reserved11 = 0x0800,
Reserved10 = 0x0400, Reserved09 = 0x0200, Reserved08 = 0x0100,
Reserved07 = 0x0080, Reserved06 = 0x0040, Reserved05 = 0x0020,
Reserved04 = 0x0010, Reserved03 = 0x0008, Reserved02 = 0x0004,
#pragma warning disable 1591
Reserved13 = 0x2000,
Reserved12 = 0x1000,
Reserved11 = 0x0800,
Reserved10 = 0x0400,
Reserved09 = 0x0200,
Reserved08 = 0x0100,
Reserved07 = 0x0080,
Reserved06 = 0x0040,
Reserved05 = 0x0020,
Reserved04 = 0x0010,
Reserved03 = 0x0008,
Reserved02 = 0x0004,
Reserved01 = 0x0002,
#pragma warning restore 1591
#pragma warning restore 1591
/// <summary>Indicates a device specific minimum standby timer value</summary>
SpecificStandbyTimer = 0x0001
}
#endregion
#region CapabilitiesBit3 enum
/// <summary>Even more capabilities flag bits.</summary>
[Flags]
public enum CapabilitiesBit3 : byte
@@ -136,13 +153,17 @@ public static class Identify
SanitizeCommands = 0x0008,
/// <summary>SANITIZE ANTIFREEZE LOCK EXT is supported</summary>
SanitizeAntifreeze = 0x0004,
#pragma warning disable 1591
#pragma warning disable 1591
Reserved01 = 0x0002,
#pragma warning restore 1591
#pragma warning restore 1591
/// <summary>Multiple logical sector setting is valid</summary>
MultipleValid = 0x0001
}
#endregion
#region CommandSetBit enum
/// <summary>Command set flag bits.</summary>
[Flags]
public enum CommandSetBit : ushort
@@ -181,6 +202,10 @@ public static class Identify
SMART = 0x0001
}
#endregion
#region CommandSetBit2 enum
/// <summary>More command set flag bits.</summary>
[Flags]
public enum CommandSetBit2 : ushort
@@ -219,6 +244,10 @@ public static class Identify
DownloadMicrocode = 0x0001
}
#endregion
#region CommandSetBit3 enum
/// <summary>Even more command set flag bits.</summary>
[Flags]
public enum CommandSetBit3 : ushort
@@ -257,6 +286,10 @@ public static class Identify
SMARTLog = 0x0001
}
#endregion
#region CommandSetBit4 enum
/// <summary>Yet more command set flag bits.</summary>
[Flags]
public enum CommandSetBit4 : ushort
@@ -265,10 +298,12 @@ public static class Identify
MustBeClear = 0x8000,
/// <summary>MUST be set</summary>
MustBeSet = 0x4000,
#pragma warning disable 1591
Reserved13 = 0x2000, Reserved12 = 0x1000, Reserved11 = 0x0800,
#pragma warning disable 1591
Reserved13 = 0x2000,
Reserved12 = 0x1000,
Reserved11 = 0x0800,
Reserved10 = 0x0400,
#pragma warning restore 1591
#pragma warning restore 1591
/// <summary>DSN feature set is supported</summary>
DSN = 0x0200,
/// <summary>Accessible Max Address Configuration is supported</summary>
@@ -291,6 +326,10 @@ public static class Identify
DT1825 = 0x0001
}
#endregion
#region CommandSetBit5 enum
/// <summary>Yet again more command set flag bits.</summary>
[Flags]
public enum CommandSetBit5 : ushort
@@ -329,21 +368,39 @@ public static class Identify
ZonedBit0 = 0x0001
}
#endregion
#region DataSetMgmtBit enum
/// <summary>Data set management flag bits.</summary>
[Flags]
public enum DataSetMgmtBit : ushort
{
#pragma warning disable 1591
Reserved15 = 0x8000, Reserved14 = 0x4000, Reserved13 = 0x2000,
Reserved12 = 0x1000, Reserved11 = 0x0800, Reserved10 = 0x0400,
Reserved09 = 0x0200, Reserved08 = 0x0100, Reserved07 = 0x0080,
Reserved06 = 0x0040, Reserved05 = 0x0020, Reserved04 = 0x0010,
Reserved03 = 0x0008, Reserved02 = 0x0004, Reserved01 = 0x0002,
#pragma warning restore 1591
#pragma warning disable 1591
Reserved15 = 0x8000,
Reserved14 = 0x4000,
Reserved13 = 0x2000,
Reserved12 = 0x1000,
Reserved11 = 0x0800,
Reserved10 = 0x0400,
Reserved09 = 0x0200,
Reserved08 = 0x0100,
Reserved07 = 0x0080,
Reserved06 = 0x0040,
Reserved05 = 0x0020,
Reserved04 = 0x0010,
Reserved03 = 0x0008,
Reserved02 = 0x0004,
Reserved01 = 0x0002,
#pragma warning restore 1591
/// <summary>TRIM is supported</summary>
Trim = 0x0001
}
#endregion
#region DeviceFormFactorEnum enum
/// <summary>Device form factor</summary>
public enum DeviceFormFactorEnum : ushort
{
@@ -361,6 +418,10 @@ public static class Identify
LessThanOnePointEight = 5
}
#endregion
#region ExtendedIdentifyBit enum
/// <summary>Extended identify flag bits.</summary>
[Flags]
public enum ExtendedIdentifyBit : byte
@@ -383,6 +444,10 @@ public static class Identify
Words54to58Valid = 0x01
}
#endregion
#region GeneralConfigurationBit enum
/// <summary>General configuration flag bits.</summary>
[Flags]
public enum GeneralConfigurationBit : ushort
@@ -423,14 +488,20 @@ public static class Identify
Reserved = 0x0001
}
#endregion
#region MajorVersionBit enum
/// <summary>Word 80 Major version</summary>
[Flags]
public enum MajorVersionBit : ushort
{
#pragma warning disable 1591
Reserved15 = 0x8000, Reserved14 = 0x4000, Reserved13 = 0x2000,
#pragma warning disable 1591
Reserved15 = 0x8000,
Reserved14 = 0x4000,
Reserved13 = 0x2000,
Reserved12 = 0x1000,
#pragma warning restore 1591
#pragma warning restore 1591
/// <summary>ACS-4</summary>
ACS4 = 0x0800,
/// <summary>ACS-3</summary>
@@ -453,11 +524,15 @@ public static class Identify
Ata2 = 0x0004,
/// <summary>ATA-1</summary>
Ata1 = 0x0002,
#pragma warning disable 1591
#pragma warning disable 1591
Reserved00 = 0x0001
#pragma warning restore 1591
#pragma warning restore 1591
}
#endregion
#region SATACapabilitiesBit enum
/// <summary>SATA capabilities flags</summary>
[Flags]
public enum SATACapabilitiesBit : ushort
@@ -478,10 +553,12 @@ public static class Identify
PowerReceipt = 0x0200,
/// <summary>Supports NCQ</summary>
NCQ = 0x0100,
#pragma warning disable 1591
Reserved07 = 0x0080, Reserved06 = 0x0040, Reserved05 = 0x0020,
#pragma warning disable 1591
Reserved07 = 0x0080,
Reserved06 = 0x0040,
Reserved05 = 0x0020,
Reserved04 = 0x0010,
#pragma warning restore 1591
#pragma warning restore 1591
/// <summary>Supports SATA Gen. 3 Signaling Speed (6.0Gb/s)</summary>
Gen3Speed = 0x0008,
/// <summary>Supports SATA Gen. 2 Signaling Speed (3.0Gb/s)</summary>
@@ -492,15 +569,25 @@ public static class Identify
Clear = 0x0001
}
#endregion
#region SATACapabilitiesBit2 enum
/// <summary>More SATA capabilities flags</summary>
[Flags]
public enum SATACapabilitiesBit2 : ushort
{
#pragma warning disable 1591
Reserved15 = 0x8000, Reserved14 = 0x4000, Reserved13 = 0x2000,
Reserved12 = 0x1000, Reserved11 = 0x0800, Reserved10 = 0x0400,
Reserved09 = 0x0200, Reserved08 = 0x0100, Reserved07 = 0x0080,
#pragma warning restore 1591
#pragma warning disable 1591
Reserved15 = 0x8000,
Reserved14 = 0x4000,
Reserved13 = 0x2000,
Reserved12 = 0x1000,
Reserved11 = 0x0800,
Reserved10 = 0x0400,
Reserved09 = 0x0200,
Reserved08 = 0x0100,
Reserved07 = 0x0080,
#pragma warning restore 1591
/// <summary>Supports RECEIVE FPDMA QUEUED and SEND FPDMA QUEUED</summary>
FPDMAQ = 0x0040,
/// <summary>Supports NCQ Queue Management</summary>
@@ -521,15 +608,24 @@ public static class Identify
Clear = 0x0001
}
#endregion
#region SATAFeaturesBit enum
/// <summary>SATA features flags</summary>
[Flags]
public enum SATAFeaturesBit : ushort
{
#pragma warning disable 1591
Reserved15 = 0x8000, Reserved14 = 0x4000, Reserved13 = 0x2000,
Reserved12 = 0x1000, Reserved11 = 0x0800, Reserved10 = 0x0400,
Reserved09 = 0x0200, Reserved08 = 0x0100,
#pragma warning restore 1591
#pragma warning disable 1591
Reserved15 = 0x8000,
Reserved14 = 0x4000,
Reserved13 = 0x2000,
Reserved12 = 0x1000,
Reserved11 = 0x0800,
Reserved10 = 0x0400,
Reserved09 = 0x0200,
Reserved08 = 0x0100,
#pragma warning restore 1591
/// <summary>Supports NCQ autosense</summary>
NCQAutoSense = 0x0080,
/// <summary>Automatic Partial to Slumber transitions are enabled</summary>
@@ -552,16 +648,26 @@ public static class Identify
Clear = 0x0001
}
#endregion
#region SCTCommandTransportBit enum
/// <summary>SCT Command Transport flags</summary>
[Flags]
public enum SCTCommandTransportBit : ushort
{
#pragma warning disable 1591
Vendor15 = 0x8000, Vendor14 = 0x4000, Vendor13 = 0x2000,
Vendor12 = 0x1000, Reserved11 = 0x0800, Reserved10 = 0x0400,
Reserved09 = 0x0200, Reserved08 = 0x0100, Reserved07 = 0x0080,
#pragma warning disable 1591
Vendor15 = 0x8000,
Vendor14 = 0x4000,
Vendor13 = 0x2000,
Vendor12 = 0x1000,
Reserved11 = 0x0800,
Reserved10 = 0x0400,
Reserved09 = 0x0200,
Reserved08 = 0x0100,
Reserved07 = 0x0080,
Reserved06 = 0x0040,
#pragma warning restore 1591
#pragma warning restore 1591
/// <summary>SCT Command Transport Data Tables supported</summary>
DataTables = 0x0020,
/// <summary>SCT Command Transport Features Control supported</summary>
@@ -576,20 +682,29 @@ public static class Identify
Supported = 0x0001
}
#endregion
#region SecurityStatusBit enum
/// <summary>Security status flag bits.</summary>
[Flags]
public enum SecurityStatusBit : ushort
{
#pragma warning disable 1591
Reserved15 = 0x8000, Reserved14 = 0x4000, Reserved13 = 0x2000,
Reserved12 = 0x1000, Reserved11 = 0x0800, Reserved10 = 0x0400,
#pragma warning disable 1591
Reserved15 = 0x8000,
Reserved14 = 0x4000,
Reserved13 = 0x2000,
Reserved12 = 0x1000,
Reserved11 = 0x0800,
Reserved10 = 0x0400,
Reserved09 = 0x0200,
#pragma warning restore 1591
#pragma warning restore 1591
/// <summary>Maximum security level</summary>
Maximum = 0x0100,
#pragma warning disable 1591
Reserved07 = 0x0080, Reserved06 = 0x0040,
#pragma warning restore 1591
#pragma warning disable 1591
Reserved07 = 0x0080,
Reserved06 = 0x0040,
#pragma warning restore 1591
/// <summary>Supports enhanced security erase</summary>
Enhanced = 0x0020,
/// <summary>Security count expired</summary>
@@ -604,6 +719,10 @@ public static class Identify
Supported = 0x0001
}
#endregion
#region SpecificConfigurationEnum enum
/// <summary>Specific configuration flags</summary>
public enum SpecificConfigurationEnum : ushort
{
@@ -617,17 +736,30 @@ public static class Identify
NotRequiresSetCompleteResponse = 0xC837
}
#endregion
#region TransferMode enum
/// <summary>Transfer mode flags</summary>
[Flags]
public enum TransferMode : byte
{
#pragma warning disable 1591
Mode7 = 0x80, Mode6 = 0x40, Mode5 = 0x20,
Mode4 = 0x10, Mode3 = 0x08, Mode2 = 0x04,
Mode1 = 0x02, Mode0 = 0x01
#pragma warning restore 1591
#pragma warning disable 1591
Mode7 = 0x80,
Mode6 = 0x40,
Mode5 = 0x20,
Mode4 = 0x10,
Mode3 = 0x08,
Mode2 = 0x04,
Mode1 = 0x02,
Mode0 = 0x01
#pragma warning restore 1591
}
#endregion
#region TrustedComputingBit enum
/// <summary>Trusted Computing flags</summary>
[Flags]
public enum TrustedComputingBit : ushort
@@ -636,17 +768,158 @@ public static class Identify
Clear = 0x8000,
/// <summary>MUST be set</summary>
Set = 0x4000,
#pragma warning disable 1591
Reserved13 = 0x2000, Reserved12 = 0x1000, Reserved11 = 0x0800,
Reserved10 = 0x0400, Reserved09 = 0x0200, Reserved08 = 0x0100,
Reserved07 = 0x0080, Reserved06 = 0x0040, Reserved05 = 0x0020,
Reserved04 = 0x0010, Reserved03 = 0x0008, Reserved02 = 0x0004,
#pragma warning disable 1591
Reserved13 = 0x2000,
Reserved12 = 0x1000,
Reserved11 = 0x0800,
Reserved10 = 0x0400,
Reserved09 = 0x0200,
Reserved08 = 0x0100,
Reserved07 = 0x0080,
Reserved06 = 0x0040,
Reserved05 = 0x0020,
Reserved04 = 0x0010,
Reserved03 = 0x0008,
Reserved02 = 0x0004,
Reserved01 = 0x0002,
#pragma warning restore 1591
#pragma warning restore 1591
/// <summary>Trusted Computing feature set is supported</summary>
TrustedComputing = 0x0001
}
#endregion
const string MODULE_NAME = "ATA/ATAPI IDENTIFY decoder";
/// <summary>Decodes a raw IDENTIFY DEVICE response</summary>
/// <param name="IdentifyDeviceResponse">Raw IDENTIFY DEVICE response</param>
/// <returns>Decoded IDENTIFY DEVICE</returns>
public static IdentifyDevice? Decode(byte[] IdentifyDeviceResponse)
{
if(IdentifyDeviceResponse == null)
return null;
if(IdentifyDeviceResponse.Length != 512)
{
AaruConsole.DebugWriteLine(MODULE_NAME,
Localization.IDENTIFY_response_is_different_than_512_bytes_not_decoding);
return null;
}
IdentifyDevice ATAID = Marshal.ByteArrayToStructureLittleEndian<IdentifyDevice>(IdentifyDeviceResponse);
ATAID.WWN = DescrambleWWN(ATAID.WWN);
ATAID.WWNExtension = DescrambleWWN(ATAID.WWNExtension);
ATAID.SerialNumber = DescrambleATAString(IdentifyDeviceResponse, 10 * 2, 20);
ATAID.FirmwareRevision = DescrambleATAString(IdentifyDeviceResponse, 23 * 2, 8);
ATAID.Model = DescrambleATAString(IdentifyDeviceResponse, 27 * 2, 40);
ATAID.AdditionalPID = DescrambleATAString(IdentifyDeviceResponse, 170 * 2, 8);
ATAID.MediaSerial = DescrambleATAString(IdentifyDeviceResponse, 176 * 2, 40);
ATAID.MediaManufacturer = DescrambleATAString(IdentifyDeviceResponse, 196 * 2, 20);
return ATAID;
}
/// <summary>Encodes a raw IDENTIFY DEVICE response</summary>
/// <param name="identify">Decoded IDENTIFY DEVICE</param>
/// <returns>Raw IDENTIFY DEVICE response</returns>
public static byte[] Encode(IdentifyDevice? identify)
{
if(identify is null)
return null;
IdentifyDevice ataId = identify.Value;
ataId.WWN = DescrambleWWN(ataId.WWN);
ataId.WWNExtension = DescrambleWWN(ataId.WWNExtension);
var buf = new byte[512];
nint ptr = System.Runtime.InteropServices.Marshal.AllocHGlobal(512);
System.Runtime.InteropServices.Marshal.StructureToPtr(ataId, ptr, false);
System.Runtime.InteropServices.Marshal.Copy(ptr, buf, 0, 512);
System.Runtime.InteropServices.Marshal.FreeHGlobal(ptr);
byte[] str = ScrambleATAString(ataId.SerialNumber, 20);
Array.Copy(str, 0, buf, 10 * 2, 20);
str = ScrambleATAString(ataId.FirmwareRevision, 8);
Array.Copy(str, 0, buf, 23 * 2, 8);
str = ScrambleATAString(ataId.Model, 40);
Array.Copy(str, 0, buf, 27 * 2, 40);
str = ScrambleATAString(ataId.AdditionalPID, 8);
Array.Copy(str, 0, buf, 170 * 2, 8);
str = ScrambleATAString(ataId.MediaSerial, 40);
Array.Copy(str, 0, buf, 176 * 2, 40);
str = ScrambleATAString(ataId.MediaManufacturer, 20);
Array.Copy(str, 0, buf, 196 * 2, 20);
return buf;
}
static ulong DescrambleWWN(ulong WWN)
{
byte[] qwb = BitConverter.GetBytes(WWN);
var qword = new byte[8];
qword[7] = qwb[1];
qword[6] = qwb[0];
qword[5] = qwb[3];
qword[4] = qwb[2];
qword[3] = qwb[5];
qword[2] = qwb[4];
qword[1] = qwb[7];
qword[0] = qwb[6];
return BitConverter.ToUInt64(qword, 0);
}
static string DescrambleATAString(IList<byte> buffer, int offset, int length)
{
byte[] outbuf = buffer[offset + length - 1] != 0x00 ? new byte[length + 1] : new byte[length];
for(var i = 0; i < length; i += 2)
{
outbuf[i] = buffer[offset + i + 1];
outbuf[i + 1] = buffer[offset + i];
}
string outStr = StringHandlers.CToString(outbuf);
return outStr.Trim();
}
static byte[] ScrambleATAString(string str, int length)
{
var buf = new byte[length];
for(var i = 0; i < length; i++)
buf[i] = 0x20;
if(str is null)
return buf;
byte[] bytes = Encoding.ASCII.GetBytes(str);
if(bytes.Length % 2 != 0)
{
var tmp = new byte[bytes.Length + 1];
tmp[^1] = 0x20;
Array.Copy(bytes, 0, tmp, 0, bytes.Length);
bytes = tmp;
}
for(var i = 0; i < bytes.Length; i += 2)
{
buf[i] = bytes[i + 1];
buf[i + 1] = bytes[i];
}
return buf;
}
#region Nested type: IdentifyDevice
/// <summary>IDENTIFY DEVICE decoded response</summary>
[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Ansi, Pack = 2)]
public struct IdentifyDevice
@@ -999,130 +1272,5 @@ public static class Identify
public byte Checksum;
}
/// <summary>Decodes a raw IDENTIFY DEVICE response</summary>
/// <param name="IdentifyDeviceResponse">Raw IDENTIFY DEVICE response</param>
/// <returns>Decoded IDENTIFY DEVICE</returns>
public static IdentifyDevice? Decode(byte[] IdentifyDeviceResponse)
{
if(IdentifyDeviceResponse == null)
return null;
if(IdentifyDeviceResponse.Length != 512)
{
AaruConsole.DebugWriteLine(MODULE_NAME,
Localization.IDENTIFY_response_is_different_than_512_bytes_not_decoding);
return null;
}
IdentifyDevice ATAID = Marshal.ByteArrayToStructureLittleEndian<IdentifyDevice>(IdentifyDeviceResponse);
ATAID.WWN = DescrambleWWN(ATAID.WWN);
ATAID.WWNExtension = DescrambleWWN(ATAID.WWNExtension);
ATAID.SerialNumber = DescrambleATAString(IdentifyDeviceResponse, 10 * 2, 20);
ATAID.FirmwareRevision = DescrambleATAString(IdentifyDeviceResponse, 23 * 2, 8);
ATAID.Model = DescrambleATAString(IdentifyDeviceResponse, 27 * 2, 40);
ATAID.AdditionalPID = DescrambleATAString(IdentifyDeviceResponse, 170 * 2, 8);
ATAID.MediaSerial = DescrambleATAString(IdentifyDeviceResponse, 176 * 2, 40);
ATAID.MediaManufacturer = DescrambleATAString(IdentifyDeviceResponse, 196 * 2, 20);
return ATAID;
}
/// <summary>Encodes a raw IDENTIFY DEVICE response</summary>
/// <param name="identify">Decoded IDENTIFY DEVICE</param>
/// <returns>Raw IDENTIFY DEVICE response</returns>
public static byte[] Encode(IdentifyDevice? identify)
{
if(identify is null)
return null;
IdentifyDevice ataId = identify.Value;
ataId.WWN = DescrambleWWN(ataId.WWN);
ataId.WWNExtension = DescrambleWWN(ataId.WWNExtension);
byte[] buf = new byte[512];
nint ptr = System.Runtime.InteropServices.Marshal.AllocHGlobal(512);
System.Runtime.InteropServices.Marshal.StructureToPtr(ataId, ptr, false);
System.Runtime.InteropServices.Marshal.Copy(ptr, buf, 0, 512);
System.Runtime.InteropServices.Marshal.FreeHGlobal(ptr);
byte[] str = ScrambleATAString(ataId.SerialNumber, 20);
Array.Copy(str, 0, buf, 10 * 2, 20);
str = ScrambleATAString(ataId.FirmwareRevision, 8);
Array.Copy(str, 0, buf, 23 * 2, 8);
str = ScrambleATAString(ataId.Model, 40);
Array.Copy(str, 0, buf, 27 * 2, 40);
str = ScrambleATAString(ataId.AdditionalPID, 8);
Array.Copy(str, 0, buf, 170 * 2, 8);
str = ScrambleATAString(ataId.MediaSerial, 40);
Array.Copy(str, 0, buf, 176 * 2, 40);
str = ScrambleATAString(ataId.MediaManufacturer, 20);
Array.Copy(str, 0, buf, 196 * 2, 20);
return buf;
}
static ulong DescrambleWWN(ulong WWN)
{
byte[] qwb = BitConverter.GetBytes(WWN);
byte[] qword = new byte[8];
qword[7] = qwb[1];
qword[6] = qwb[0];
qword[5] = qwb[3];
qword[4] = qwb[2];
qword[3] = qwb[5];
qword[2] = qwb[4];
qword[1] = qwb[7];
qword[0] = qwb[6];
return BitConverter.ToUInt64(qword, 0);
}
static string DescrambleATAString(IList<byte> buffer, int offset, int length)
{
byte[] outbuf = buffer[offset + length - 1] != 0x00 ? new byte[length + 1] : new byte[length];
for(int i = 0; i < length; i += 2)
{
outbuf[i] = buffer[offset + i + 1];
outbuf[i + 1] = buffer[offset + i];
}
string outStr = StringHandlers.CToString(outbuf);
return outStr.Trim();
}
static byte[] ScrambleATAString(string str, int length)
{
byte[] buf = new byte[length];
for(int i = 0; i < length; i++)
buf[i] = 0x20;
if(str is null)
return buf;
byte[] bytes = Encoding.ASCII.GetBytes(str);
if(bytes.Length % 2 != 0)
{
byte[] tmp = new byte[bytes.Length + 1];
tmp[^1] = 0x20;
Array.Copy(bytes, 0, tmp, 0, bytes.Length);
bytes = tmp;
}
for(int i = 0; i < bytes.Length; i += 2)
{
buf[i] = bytes[i + 1];
buf[i + 1] = bytes[i];
}
return buf;
}
#endregion
}