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FirmwareUpdate.cs
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FirmwareUpdate.cs
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using DMR;
using Microsoft.Win32.SafeHandles;
using System;
using System.Collections.Generic;
using System.Globalization;
using System.IO;
using System.Linq;
using System.Runtime.CompilerServices;
using System.Runtime.InteropServices;
using System.Text;
using System.Threading;
using System.Windows.Forms;
using UsbLibrary;
/* Roger Clark
* Note. This Class is potentially unused, as it seems to relate to firmware update which is not handled by the CPS application
*/
internal class FirmwareUpdate : Win32Usb, IFirmwareUpdate
{
public class Class18
{
public enum SectorType
{
InternalFLASH,
OptionBytes,
OTP,
DeviceFeature,
Other
}
public SectorType Type;
public string Name;
public uint dwStartAddress;
public uint dwSectorIndex;
public uint dwSectorSize;
public Class18(string string_0, SectorType sectorType_0, uint uint_0, uint uint_1, ushort ushort_0)
{
this.Name = string_0;
this.Type = sectorType_0;
this.dwStartAddress = uint_0;
this.dwSectorSize = uint_1;
this.dwSectorIndex = ushort_0;
}
}
[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Auto)]
public struct Struct0
{
public byte bLength;
public byte bDescriptorType;
public ushort bcdUSB;
public byte bDeviceClass;
public byte bDeviceSubClass;
public byte bDeviceProtocol;
public byte bMaxPacketSize0;
public ushort idVendor;
public ushort idProduct;
public ushort bcdDevice;
public byte iManufacturer;
public byte iProduct;
public byte iSerialNumber;
public byte bNumConfigurations;
}
[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Auto, Pack = 1)]
public struct Struct1
{
public byte bLength;
public byte bDescriptorType;
public byte bmAttributes;
public ushort wDetachTimeOut;
public ushort wTransfertSize;
public ushort bcdDFUVersion;
}
[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Auto)]
public struct Struct2
{
public byte bStatus;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 3)]
public byte[] bwPollTimeout;
public byte bState;
public byte iString;
}
[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Auto)]
public struct Struct3
{
public byte bLength;
public byte bDescriptorType;
public byte bInterfaceNumber;
public byte bAlternateSetting;
public byte bNumEndpoints;
public byte bInterfaceClass;
public byte bInterfaceSubClass;
public byte bInterfaceProtocol;
public byte iInterface;
}
private const byte CST_CMD = 162;
private const byte SUB_CMD_PRG = 80;
private const byte SUB_CMD_READ_INFO = 81;
private const byte SUB_CMD_WRITE = 82;
private const byte SUB_CMD_READ = 83;
private const byte SUB_CMD_END = 84;
private const byte DATA_ACK = 65;
private const byte DATA_NACK = 78;
private const ushort HID_VID = 4660;
private const ushort HID_PID = 22136;
private const byte HID_DETACH_REPORT_ID = 128;
private const byte USAGE_DETACH = 85;
private const uint STDFU_ERROR_OFFSET = 305397760u;
private const uint STDFU_NOERROR = 305397760u;
private const byte STATE_IDLE = 0;
private const byte STATE_DETACH = 1;
private const byte STATE_DFU_IDLE = 2;
private const byte STATE_DFU_DOWNLOAD_SYNC = 3;
private const byte STATE_DFU_DOWNLOAD_BUS = 4;
private const byte STATE_DFU_DOWNLOAD_IDLE = 5;
private const byte STATE_DFU_MANIFEST_SYNC = 6;
private const byte STATE_DFU_MANIFEST = 7;
private const byte STATE_DFU_MANIFEST_WAIT_RESET = 8;
private const byte STATE_DFU_UPLOAD_IDLE = 9;
private const byte STATE_DFU_ERROR = 10;
private const byte STATE_DFU_UPLOAD_SYNC = 145;
private const byte STATE_DFU_UPLOAD_BUSY = 146;
private static readonly byte[] PACK_PRG;
private static readonly byte[] PACK_READ_INFO;
private static readonly byte[] PACK_READ;
private static readonly byte[] PACK_WRITE;
private static readonly byte[] PACK_END;
private static readonly byte[] PACK_ACK;
private static readonly byte[] PACK_NACK;
private static readonly byte[] PACK_LOW_VOLT;
private IntPtr INVALID_HANDLE_VALUE;
private Guid GUID_DFU;
private Guid GUID_APP;
//private Thread thread;
private string DFU_FilePath;
private ushort VID;
private ushort PID;
private ushort Version;
private string ImageName;
private string DFU_DevicePath;
private SafeFileHandle _ParentHandle = null;// Roger Clark. As this is uniniialised, it will potentially cause a crash if method_9() is ever called
private List<Class18> Sectors;
private ushort MaxWriteBlockSize;
private uint[] CrcTable;
public event FirmwareUpdateProgressEventHandler OnFirmwareUpdateProgress;
[CompilerGenerated]
public bool method_0()
{
return this.CCancelComm;
}
bool CCancelComm;
[CompilerGenerated]
public void method_1(bool bool_0)
{
this.CCancelComm = bool_0;
}
/*
private bool _IsRead;
[CompilerGenerated]
public bool method_2()
{
return this._IsRead;
}
[CompilerGenerated]
public void method_3(bool bool_0)
{
this._IsRead = bool_0;
}*/
public bool getIsThreadAlive()
{
//if (this.thread != null)
//{
// return this.thread.IsAlive;
//}
return false;
}
public void method_5()
{
//if (this.getIsThreadAlive())
//{
// this.thread.Join();
//}
}
public void UpdateFirmware()
{
Console.WriteLine("Here");
/*
if (this.method_2())
{
this.thread = new Thread(this.method_6);
}
else
{
this.thread = new Thread(this.method_7);
}
this.thread.Start();*/
}
public void MassErase()
{
Console.WriteLine("MassErase");
IntPtr zero = IntPtr.Zero;
try
{
if (this.OnFirmwareUpdateProgress != null)
{
this.OnFirmwareUpdateProgress(this, new FirmwareUpdateProgressEventArgs(0f, "检测设备", false, false));//Testing Equipment
}
this.method_8();
if (this.OnFirmwareUpdateProgress != null)
{
this.OnFirmwareUpdateProgress(this, new FirmwareUpdateProgressEventArgs(10f, "正在打开设备", false, false));//Opening the device
}
zero = this.method_13(out this.MaxWriteBlockSize);
if (this.OnFirmwareUpdateProgress != null)
{
this.OnFirmwareUpdateProgress(this, new FirmwareUpdateProgressEventArgs(20f, "擦除数据", false, false));//Erase the data
}
this.method_14(zero);
if (this.OnFirmwareUpdateProgress != null)
{
this.OnFirmwareUpdateProgress(this, new FirmwareUpdateProgressEventArgs(100f, "擦除完成", false, false));//Erase completed
}
}
catch (Exception ex)
{
if (this.OnFirmwareUpdateProgress != null)
{
this.OnFirmwareUpdateProgress(this, new FirmwareUpdateProgressEventArgs(100f, ex.Message, true, true));
}
}
}
private void method_6()
{
int num = 0;
//int num2 = -1;
uint eEROM_SPACE = Settings.EEROM_SPACE;
IntPtr intptr_ = IntPtr.Zero;
ushort num3 = 0;
ushort num4 = 0;
byte[] array = new byte[eEROM_SPACE];
byte[] array2 = new byte[this.MaxWriteBlockSize];
try
{
if (this.OnFirmwareUpdateProgress != null)
{
this.OnFirmwareUpdateProgress(this, new FirmwareUpdateProgressEventArgs(0f, "检测设备", false, false));// Test equipment
}
this.method_8();
if (this.OnFirmwareUpdateProgress != null)
{
this.OnFirmwareUpdateProgress(this, new FirmwareUpdateProgressEventArgs(3f, "正在打开设备", false, false));// Opening the device
}
intptr_ = this.method_13(out this.MaxWriteBlockSize);
Thread.Sleep(500);
switch (this.method_21(intptr_))
{
case 1:
this.OnFirmwareUpdateProgress(this, new FirmwareUpdateProgressEventArgs(100f, "对讲机还未完成初始化", true, true));//Intercom has not yet completed initialization
break;
case 0:
case 2:
if (!this.method_22(intptr_))
{
this.OnFirmwareUpdateProgress(this, new FirmwareUpdateProgressEventArgs(10f, "机型不匹配", true, true));//Models do not match
}
else
{
this.method_23(intptr_);
this.method_26(intptr_, 0u);
while (true)
{
this.method_18(intptr_, array2, num3);
if (Settings.CUR_PWD == "DT8168")
{
break;
}
string text = "";
for (num = 0; num < 8; num++)
{
char c = Convert.ToChar(array2[Settings.ADDR_PWD + num]);
if ("0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz\b".IndexOf(c) < 0)
{
break;
}
text += c;
}
if (string.IsNullOrEmpty(text))
{
break;
}
if (!(text != Settings.CUR_PWD))
{
break;
}
Settings.CUR_PWD = "";
PasswordForm passwordForm = new PasswordForm();
if (passwordForm.ShowDialog() == DialogResult.OK)
{
continue;
}
this.OnFirmwareUpdateProgress(this, new FirmwareUpdateProgressEventArgs(10f, "密码错误", false, true));//wrong password
return;
}
num4 = (ushort)(eEROM_SPACE / this.MaxWriteBlockSize);
for (num3 = 0; num3 < eEROM_SPACE / this.MaxWriteBlockSize; num3 = (ushort)(num3 + 1))
{
if (this.method_0())
{
return;
}
this.method_18(intptr_, array2, num3);
Array.Copy(array2, 0, array, num3 * this.MaxWriteBlockSize, this.MaxWriteBlockSize);
if (this.OnFirmwareUpdateProgress != null)
{
this.OnFirmwareUpdateProgress(this, new FirmwareUpdateProgressEventArgs((float)(10 + (num3 + 1) * 90 / (int)num4), num3.ToString(), false, false));
}
}
Thread.Sleep(500);
if (this.OnFirmwareUpdateProgress != null)
{
this.OnFirmwareUpdateProgress(this, new FirmwareUpdateProgressEventArgs(100f, num3.ToString(), false, true));
}
MainForm.ByteToData(array);
}
break;
}
}
catch (Exception ex)
{
if (this.OnFirmwareUpdateProgress != null)
{
this.OnFirmwareUpdateProgress(this, new FirmwareUpdateProgressEventArgs(100f, ex.Message, true, true));
}
}
finally
{
this.method_25(intptr_);
FirmwareUpdate.STDFU_Close(ref intptr_);
}
}
private void method_7()
{
int num = 0;
//int num2 = -1;
IntPtr intptr_ = IntPtr.Zero;
ushort num3 = 0;
ushort num4 = 0;
byte[] array = new byte[this.MaxWriteBlockSize];
byte[] array2 = MainForm.DataToByte();
int num5 = array2.Length;
try
{
if (this.OnFirmwareUpdateProgress != null)
{
this.OnFirmwareUpdateProgress(this, new FirmwareUpdateProgressEventArgs(0f, "检测设备", false, false));//Testing Equipment
}
this.method_8();
if (this.OnFirmwareUpdateProgress != null)
{
this.OnFirmwareUpdateProgress(this, new FirmwareUpdateProgressEventArgs(10f, "正在打开设备", false, false));//Opening the device
}
intptr_ = this.method_13(out this.MaxWriteBlockSize);
Thread.Sleep(500);
switch (this.method_21(intptr_))
{
case 0:
if (!this.method_22(intptr_))
{
this.OnFirmwareUpdateProgress(this, new FirmwareUpdateProgressEventArgs(10f, "机型不匹配", true, true));//Models do not match
}
else
{
this.method_24(intptr_);
this.method_26(intptr_, 0u);
while (true)
{
this.method_18(intptr_, array, num3);
if (Settings.CUR_MODE <= 0)
{
int aDDR_DEVICE_INFO = Settings.ADDR_DEVICE_INFO;
if (array[aDDR_DEVICE_INFO] != array2[aDDR_DEVICE_INFO] || (array[aDDR_DEVICE_INFO + 1] == array2[aDDR_DEVICE_INFO + 1] && array[aDDR_DEVICE_INFO + 2] == array2[aDDR_DEVICE_INFO + 2]))
{
;
}
Array.Copy(array, Settings.ADDR_DEVICE_INFO + Settings.OFS_MODEL, array2, Settings.ADDR_DEVICE_INFO + Settings.OFS_MODEL, Settings.SPACE_DEVICE_INFO - Settings.OFS_MODEL);
}
else
{
Array.Copy(array, Settings.ADDR_DEVICE_INFO + Settings.OFS_CPS_SW_VER, array2, Settings.ADDR_DEVICE_INFO + Settings.OFS_CPS_SW_VER, Settings.SPACE_DEVICE_INFO - Settings.OFS_CPS_SW_VER);
}
if (Settings.CUR_PWD == "DT8168")
{
break;
}
string text = "";
for (num = 0; num < 8; num++)
{
char c = Convert.ToChar(array[Settings.ADDR_PWD + num]);
if ("0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz\b".IndexOf(c) < 0)
{
break;
}
text += c;
}
if (string.IsNullOrEmpty(text))
{
break;
}
if (!(text != Settings.CUR_PWD))
{
break;
}
Settings.CUR_PWD = "";
PasswordForm passwordForm = new PasswordForm();
if (passwordForm.ShowDialog() != DialogResult.OK)
{
return;
}
}
byte[] array3 = new byte[6];
int year = DateTime.Now.Year;
int month = DateTime.Now.Month;
int day = DateTime.Now.Day;
int hour = DateTime.Now.Hour;
int minute = DateTime.Now.Minute;
array3[0] = (byte)(year / 1000 << 4 | year / 100 % 10);
array3[1] = (byte)(year % 100 / 10 << 4 | year % 10);
array3[2] = (byte)(month / 10 << 4 | month % 10);
array3[3] = (byte)(day / 10 << 4 | day % 10);
array3[4] = (byte)(hour / 10 << 4 | hour % 10);
array3[5] = (byte)(minute / 10 << 4 | minute % 10);
Array.Copy(array3, 0, array2, Settings.ADDR_DEVICE_INFO + Settings.OFS_LAST_PRG_TIME, 6);
num4 = (ushort)(num5 / (int)this.MaxWriteBlockSize);
num3 = 0;
while (true)
{
if (num3 >= num5 / (int)this.MaxWriteBlockSize)
{
break;
}
if (this.method_0())
{
return;
}
if (this.OnFirmwareUpdateProgress != null)
{
this.OnFirmwareUpdateProgress(this, new FirmwareUpdateProgressEventArgs((float)(10 + (num3 + 1) * 90 / (int)num4), num3.ToString(), false, false));
}
try
{
Array.Copy(array2, num3 * this.MaxWriteBlockSize, array, 0, this.MaxWriteBlockSize);
this.method_19(intptr_, array, num3);
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
}
num3 = (ushort)(num3 + 1);
}
if (this.OnFirmwareUpdateProgress != null)
{
this.OnFirmwareUpdateProgress(this, new FirmwareUpdateProgressEventArgs(100f, "完成", false, true));//carry out
}
}
break;
case 2:
if (this.OnFirmwareUpdateProgress != null)
{
this.OnFirmwareUpdateProgress(this, new FirmwareUpdateProgressEventArgs(100f, "设备电池电平太低，不能执行操作，请给设备充电，然后重试。", true, true));//Device battery level is too low for operation, please charge device and try again.
}
break;
case 1:
this.OnFirmwareUpdateProgress(this, new FirmwareUpdateProgressEventArgs(100f, "对讲机还未完成初始化", true, true));//Intercom has not yet completed initialization
break;
}
}
catch (Exception ex2)
{
FirmwareUpdate.STDFU_Close(ref intptr_);
if (this.OnFirmwareUpdateProgress != null)
{
this.OnFirmwareUpdateProgress(this, new FirmwareUpdateProgressEventArgs(100f, ex2.Message, true, true));
}
}
finally
{
this.method_25(intptr_);
FirmwareUpdate.STDFU_Close(ref intptr_);
}
}
private void method_8()
{
if (this.method_9(4660, 22136))
{
IntPtr intPtr = Marshal.AllocHGlobal(65);
Marshal.WriteByte(intPtr, 0, 128);
Marshal.WriteByte(intPtr, 1, 85);
for (int i = 2; i < 65; i++)
{
Marshal.WriteByte(intPtr, i, 0);
}
if (Win32Usb.HidD_SetFeature(this._ParentHandle, intPtr, 65u))
{
if (this.OnFirmwareUpdateProgress != null)
{
this.OnFirmwareUpdateProgress(this, new FirmwareUpdateProgressEventArgs(1f, "HID 分离成功", false, false));//HID separation successful
}
}
else if (this.OnFirmwareUpdateProgress != null)
{
this.OnFirmwareUpdateProgress(this, new FirmwareUpdateProgressEventArgs(1f, "HID 分离错误 = " + Marshal.GetLastWin32Error().ToString(), false, false));//HID separation error =
}
Marshal.FreeHGlobal(intPtr);
Thread.Sleep(5000);
}
}
public bool method_9(ushort ushort_0, ushort ushort_1)
{
string value = string.Format("vid_{0:x4}&pid_{1:x4}", ushort_0, ushort_1);
Guid guid = default(Guid);
Win32Usb.HidD_GetHidGuid(out guid);
IntPtr intPtr = Win32Usb.SetupDiGetClassDevs(ref guid, null, IntPtr.Zero, 18u);
try
{
DeviceInterfaceData deviceInterfaceData = default(DeviceInterfaceData);
deviceInterfaceData.Size = Marshal.SizeOf(deviceInterfaceData);
for (int i = 0; Win32Usb.SetupDiEnumDeviceInterfaces(intPtr, 0u, ref guid, (uint)i, ref deviceInterfaceData); i++)
{
string text = this.method_10(intPtr, ref deviceInterfaceData);
if (text.IndexOf(value) >= 0)
{
return true;
}
}
if (Marshal.GetLastWin32Error() != 0 && 259L != Marshal.GetLastWin32Error())
{
if (1784L == Marshal.GetLastWin32Error())
{
throw new Exception("Size member of hInfoSet is not set correctly (5 for 32bit or 8 for 64bit)");
}
throw new Exception("SetupDiEnumDeviceInterfaces returned error " + Marshal.GetLastWin32Error().ToString());
}
}
finally
{
Win32Usb.SetupDiDestroyDeviceInfoList(intPtr);
}
return false;
}
private string method_10(IntPtr intptr_0, ref DeviceInterfaceData deviceInterfaceData_0)
{
uint nDeviceInterfaceDetailDataSize = 0u;
DeviceInterfaceDetailData deviceInterfaceDetailData;
if (!Win32Usb.SetupDiGetDeviceInterfaceDetail(intptr_0, ref deviceInterfaceData_0, IntPtr.Zero, 0u, ref nDeviceInterfaceDetailDataSize, IntPtr.Zero))
{
deviceInterfaceDetailData = default(DeviceInterfaceDetailData);
if (IntPtr.Size == 8)
{
deviceInterfaceDetailData.Size = 8;
goto IL_0042;
}
if (IntPtr.Size == 4)
{
deviceInterfaceDetailData.Size = 5;
goto IL_0042;
}
throw new Exception("Operating system is neither 32 nor 64 bits!");
}
goto IL_0068;
IL_0068:
return null;
IL_0042:
if (Win32Usb.SetupDiGetDeviceInterfaceDetail(intptr_0, ref deviceInterfaceData_0, ref deviceInterfaceDetailData, nDeviceInterfaceDetailDataSize, ref nDeviceInterfaceDetailDataSize, IntPtr.Zero))
{
return deviceInterfaceDetailData.DevicePath;
}
goto IL_0068;
}
public bool ParseDFU_File(string Filepath, out ushort VID, out ushort PID, out ushort Version)
{
uint num = 0u;
bool result = true;
try
{
byte[] array = File.ReadAllBytes(Filepath);
if (Encoding.UTF8.GetString(array, 0, 5) != "DfuSe")
{
throw new Exception("File signature error");
}
if (array[5] != 1)
{
throw new Exception("DFU file version must be 1");
}
if (!(Encoding.UTF8.GetString(array, array.Length - 8, 3) != "UFD") && array[array.Length - 5] == 16 && array[array.Length - 10] == 26 && array[array.Length - 9] == 1)
{
num = BitConverter.ToUInt32(array, array.Length - 4);
if (num != this.calculateCRC(array))
{
throw new Exception("File CRC error");
}
VID = BitConverter.ToUInt16(array, array.Length - 12);
PID = BitConverter.ToUInt16(array, array.Length - 14);
Version = BitConverter.ToUInt16(array, array.Length - 16);
return result;
}
throw new Exception("File suffix error");
}
catch
{
VID = 0;
PID = 0;
Version = 0;
return false;
}
}
private void method_11(byte[] byte_0, out byte[] byte_1, out uint uint_0, out uint uint_1)
{
uint num = 0u;
uint num2 = 0u;
try
{
byte_0 = File.ReadAllBytes(this.DFU_FilePath);
if (Encoding.UTF8.GetString(byte_0, 0, 5) != "DfuSe")
{
throw new Exception("File signature error");
}
if (byte_0[5] != 1)
{
throw new Exception("DFU file version must be 1");
}
if (byte_0[10] != 1)
{
throw new Exception("There should be exactly one target in the DFU file");
}
if (!(Encoding.UTF8.GetString(byte_0, byte_0.Length - 8, 3) != "UFD") && byte_0[byte_0.Length - 5] == 16 && byte_0[byte_0.Length - 10] == 26 && byte_0[byte_0.Length - 9] == 1)
{
num = BitConverter.ToUInt32(byte_0, byte_0.Length - 4);
if (num != this.calculateCRC(byte_0))
{
throw new Exception("File CRC error");
}
this.VID = BitConverter.ToUInt16(byte_0, byte_0.Length - 12);
this.PID = BitConverter.ToUInt16(byte_0, byte_0.Length - 14);
this.Version = BitConverter.ToUInt16(byte_0, byte_0.Length - 16);
if (Encoding.UTF8.GetString(byte_0, 11, 6) != "Target")
{
throw new Exception("Target signature error");
}
BitConverter.ToUInt32(byte_0, 277);
if (byte_0[18] != 0)
{
int num3 = Array.FindIndex(byte_0, 22, FirmwareUpdate.smethod_0);
this.ImageName = Encoding.UTF8.GetString(byte_0, 22, num3 - 22);
}
else
{
this.ImageName = "DFU Image";
}
num2 = BitConverter.ToUInt32(byte_0, 281);
if (num2 != 1)
{
throw new Exception("We only expect one element in the target");
}
uint_0 = BitConverter.ToUInt32(byte_0, 285);
uint_1 = BitConverter.ToUInt32(byte_0, 289);
byte_1 = byte_0.Skip(293).Take((int)uint_1).ToArray();
if (this.OnFirmwareUpdateProgress != null)
{
this.OnFirmwareUpdateProgress(this, new FirmwareUpdateProgressEventArgs(5f, "DFU 文件解析" + uint_1.ToString() + uint_0.ToString(), false, false));
}
goto end_IL_0004;
}
throw new Exception("File suffix error");
end_IL_0004:;
}
catch (Exception ex)
{
throw new Exception("DFU file read failed. " + ex.Message);
}
}
private uint calculateCRC(byte[] byte_0)
{
uint num = 4294967295u;
for (int i = 0; i < byte_0.Length - 4; i++)
{
num = (this.CrcTable[(num ^ byte_0[i]) & 0xFF] ^ num >> 8);
}
return num;
}
private IntPtr method_13(out ushort ushort_0)
{
int num = 10;
uint num2 = 0u;
Guid gUID_DFU = this.GUID_DFU;
DeviceInterfaceData deviceInterfaceData = default(DeviceInterfaceData);
deviceInterfaceData.Size = Marshal.SizeOf(deviceInterfaceData);
DeviceInterfaceDetailData deviceInterfaceDetailData = default(DeviceInterfaceDetailData);
uint num3 = 0u;
IntPtr intPtr = Win32Usb.SetupDiGetClassDevs(ref gUID_DFU, null, IntPtr.Zero, 18u);
IntPtr zero = IntPtr.Zero;
this.Sectors = null;
ushort_0 = 1024;
try
{
if (intPtr == this.INVALID_HANDLE_VALUE)
{
throw new Exception("SetupDiGetClassDevs error code = " + Marshal.GetLastWin32Error().ToString());// 错误码 = error code
}
while (num-- > 0)
{
for (num2 = 0u; Win32Usb.SetupDiEnumDeviceInterfaces(intPtr, 0u, ref gUID_DFU, num2, ref deviceInterfaceData); num2++)
{
}
if (num2 != 0)
{
break;
}
Thread.Sleep(500);
}
if (1 == num2)
{
Win32Usb.SetupDiEnumDeviceInterfaces(intPtr, 0u, ref gUID_DFU, 0u, ref deviceInterfaceData);
Win32Usb.SetupDiGetDeviceInterfaceDetail(intPtr, ref deviceInterfaceData, IntPtr.Zero, 0u, ref num3, IntPtr.Zero);
if (IntPtr.Size == 8)
{
deviceInterfaceDetailData.Size = 8;
goto IL_0101;
}
if (IntPtr.Size == 4)
{
deviceInterfaceDetailData.Size = 5;
goto IL_0101;
}
throw new Exception("Operating system version");//操作系统版本!
}
throw new Exception("DFU device not found");// 未找到DFU设备
IL_0101:
if (Marshal.SizeOf(deviceInterfaceDetailData) < num3)
{
throw new Exception("DeviceInterfaceDetailData Too small ");// 太小 = Too small
}
if (Win32Usb.SetupDiGetDeviceInterfaceDetail(intPtr, ref deviceInterfaceData, ref deviceInterfaceDetailData, num3, ref num3, IntPtr.Zero))
{
this.DFU_DevicePath = deviceInterfaceDetailData.DevicePath.ToUpper();
if (305397760 == FirmwareUpdate.STDFU_Open(this.DFU_DevicePath, out zero))
{
if (this.OnFirmwareUpdateProgress != null)
{
this.OnFirmwareUpdateProgress(this, new FirmwareUpdateProgressEventArgs(10f, "DFU The device opens successfully", false, false));// 设备打开成功
}
Struct0 @struct = default(Struct0);
if (305397760 == FirmwareUpdate.STDFU_GetDeviceDescriptor(ref zero, ref @struct))
{
switch (@struct.bcdDevice)
{
default:
throw new Exception("未支持的驱动版本 Unsupported driver version = " + @struct.bcdDevice.ToString("X4"));
case 528:
ushort_0 = 2048;
break;
case 282:
case 512:
ushort_0 = 1024;
break;
}
uint num5 = 0u;
uint num6 = 0u;
Struct1 struct2 = default(Struct1);
if (305397760 == FirmwareUpdate.STDFU_GetDFUDescriptor(ref zero, ref num5, ref num6, ref struct2))
{
if (this.OnFirmwareUpdateProgress != null)
{
this.OnFirmwareUpdateProgress(this, new FirmwareUpdateProgressEventArgs(14f, "获取DFU版本 " + struct2.bcdDFUVersion.ToString("X"), false, false));
}
this.Sectors = this.method_28(zero);
return zero;
}
throw new Exception("STDFU_GetDFUDescriptor 失败, 错误码 = " + Marshal.GetLastWin32Error().ToString());
}
throw new Exception("STDFU_GetDeviceDescriptor 失败, 错误码 = " + Marshal.GetLastWin32Error().ToString());
}
throw new Exception("STDFU_Open 失败, 错误码 = " + Marshal.GetLastWin32Error().ToString());
}
return zero;
}
catch (Exception ex)
{
throw new Exception(ex.Message);
}
finally
{
Win32Usb.SetupDiDestroyDeviceInfoList(intPtr);
}
}
private bool method_14(IntPtr intptr_0)
{
uint num = 0u;
byte[] byte_ = new byte[16]
{
65,
255,
255,
255,
255,
255,
255,
255,
255,
255,
255,
255,
255,
255,
255,
255
};
if (305397760 == (num = FirmwareUpdate.STDFU_SelectCurrentConfiguration(ref intptr_0, 0u, 0u, 1u)))
{
if (!this.method_20(ref intptr_0))
{
return false;
}
if (305397760 == (num = FirmwareUpdate.STDFU_Dnload(ref intptr_0, byte_, 1u, 0)))
{
if (!this.method_20(ref intptr_0))
{
return false;
}
return true;
}
throw new Exception("STDFU_Dnload returned (返回) " + num.ToString("X8"));
}
throw new Exception("STDFU_SelectCurrentConfiguration returned (返回) " + num.ToString("X8"));
}
private void method_15(IntPtr intptr_0, uint uint_0, uint uint_1, List<Class18> cLJ3sEY9awr3Obv1TP)
{
foreach (Class18 item in cLJ3sEY9awr3Obv1TP)
{
if (uint_0 < item.dwStartAddress + item.dwSectorSize && uint_0 + uint_1 > item.dwStartAddress)
{
this.method_16(intptr_0, item.dwStartAddress);
}
}
}
private bool method_16(IntPtr intptr_0, uint uint_0)
{
uint num = 0u;
byte[] array = new byte[16]
{
65,
255,
255,
255,
255,
255,
255,
255,
255,
255,
255,
255,
255,
255,
255,
255
};
array[1] = (byte)(uint_0 & 0xFF);
array[2] = (byte)(uint_0 >> 8 & 0xFF);
array[3] = (byte)(uint_0 >> 16 & 0xFF);
array[4] = (byte)(uint_0 >> 24 & 0xFF);
if (305397760 == (num = FirmwareUpdate.STDFU_SelectCurrentConfiguration(ref intptr_0, 0u, 0u, 0u)))
{
if (!this.method_20(ref intptr_0))
{
return false;
}
if (305397760 == (num = FirmwareUpdate.STDFU_Dnload(ref intptr_0, array, 5u, 0)))
{
if (!this.method_20(ref intptr_0))
{
return false;
}
return true;
}
throw new Exception("STDFU_Dnload returned " + num.ToString("X8"));
}
throw new Exception("STDFU_SelectCurrentConfiguration returned " + num.ToString("X8"));
}
private bool method_17(IntPtr intptr_0, uint uint_0, byte[] byte_0, uint uint_1)
{
if (byte_0.Length > this.MaxWriteBlockSize)
{
throw new Exception("Block size too big (" + byte_0.Length.ToString() + ")");
}
if (uint_1 == 0)
{
this.method_26(intptr_0, uint_0);
}
if (!this.method_20(ref intptr_0))
{
return false;
}
FirmwareUpdate.STDFU_Dnload(ref intptr_0, byte_0, (uint)byte_0.Length, (ushort)(uint_1 + 2));
if (!this.method_20(ref intptr_0))
{
return false;
}
return true;
}
private bool method_18(IntPtr intptr_0, byte[] byte_0, ushort ushort_0)
{
if (!this.method_20(ref intptr_0))
{
return false;
}
FirmwareUpdate.STDFU_Upload(ref intptr_0, byte_0, this.MaxWriteBlockSize, (ushort)(ushort_0 + 2));
if (!this.method_20(ref intptr_0))
{
return false;
}
return true;
}
private bool method_19(IntPtr intptr_0, byte[] byte_0, ushort ushort_0)
{
if (!this.method_20(ref intptr_0))
{
return false;
}
FirmwareUpdate.STDFU_Dnload(ref intptr_0, byte_0, this.MaxWriteBlockSize, (ushort)(ushort_0 + 2));
if (!this.method_20(ref intptr_0))
{
return false;
}
return true;
}
private bool method_20(ref IntPtr intptr_0)
{
long num = 50000000L;
long ticks = DateTime.Now.Ticks;
Struct2 @struct = default(Struct2);
FirmwareUpdate.STDFU_Getstatus(ref intptr_0, ref @struct);
while (true)
{
if (@struct.bState != 2)
{
if (ticks + num <= DateTime.Now.Ticks)
{
break;
}
Thread.Sleep(100);
Application.DoEvents();
FirmwareUpdate.STDFU_Clrstatus(ref intptr_0);
FirmwareUpdate.STDFU_Getstatus(ref intptr_0, ref @struct);
continue;
}
return true;
}
FirmwareUpdate.STDFU_Close(ref intptr_0);
return false;
}
private int method_21(IntPtr intptr_0)