From 603d57e63acc53e21b372272f1481bd92e56edcd Mon Sep 17 00:00:00 2001
From: iAldaz Activator <92621219+AldazActivator@users.noreply.github.com>
Date: Fri, 1 Sep 2023 00:49:08 -0700
Subject: [PATCH] Create FileDecrypt.cs

---
 FileDecrypt.cs | 452 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 452 insertions(+)
 create mode 100644 FileDecrypt.cs

diff --git a/FileDecrypt.cs b/FileDecrypt.cs
new file mode 100644
index 0000000..d61296b
--- /dev/null
+++ b/FileDecrypt.cs
@@ -0,0 +1,452 @@
+using System;
+using System.Runtime.InteropServices;
+using System.Text;
+
+namespace ns2
+{
+    // Token: 0x0200000D RID: 13
+    public static class GClass1
+    {
+        // Token: 0x060000CA RID: 202
+        [DllImport("libusb-1.0.dll")]
+        public static extern int libusb_init(out IntPtr ctx);
+
+        // Token: 0x060000CB RID: 203
+        [DllImport("libusb-1.0.dll")]
+        public static extern void libusb_exit(IntPtr ctx);
+
+        // Token: 0x060000CC RID: 204
+        [DllImport("libusb-1.0.dll")]
+        public static extern void libusb_set_debug(IntPtr ctx, int level);
+
+        // Token: 0x060000CD RID: 205
+        [DllImport("libusb-1.0.dll")]
+        public static extern int libusb_handle_events(IntPtr ctx);
+
+        // Token: 0x060000CE RID: 206
+        [DllImport("libusb-1.0.dll")]
+        public static extern int libusb_set_option(IntPtr context, int option);
+
+        // Token: 0x060000CF RID: 207
+        [DllImport("libusb-1.0.dll")]
+        public unsafe static extern byte* libusb_error_name(int errcode);
+
+        // Token: 0x060000D0 RID: 208
+        [DllImport("libusb-1.0.dll")]
+        public unsafe static extern int libusb_get_device_list(IntPtr ctx, out GClass1.GStruct8** list);
+
+        // Token: 0x060000D1 RID: 209
+        [DllImport("libusb-1.0.dll")]
+        public static extern int libusb_handle_events_completed(IntPtr pContext, IntPtr completed);
+
+        // Token: 0x060000D2 RID: 210
+        [DllImport("libusb-1.0.dll")]
+        public unsafe static extern void libusb_free_device_list(GClass1.GStruct8** list, int unref_devices);
+
+        // Token: 0x060000D3 RID: 211
+        [DllImport("libusb-1.0.dll")]
+        public static extern IntPtr libusb_ref_device(IntPtr dev);
+
+        // Token: 0x060000D4 RID: 212
+        [DllImport("libusb-1.0.dll")]
+        public static extern void libusb_unref_device(IntPtr dev);
+
+        // Token: 0x060000D5 RID: 213
+        [DllImport("libusb-1.0.dll")]
+        private static extern int libusb_get_configuration(IntPtr dev, out int config);
+
+        // Token: 0x060000D6 RID: 214
+        [DllImport("libusb-1.0.dll")]
+        public unsafe static extern int libusb_get_device_descriptor(GClass1.GStruct8* dev, out GClass1.GStruct6 desc);
+
+        // Token: 0x060000D7 RID: 215
+        [DllImport("libusb-1.0.dll")]
+        private unsafe static extern int libusb_get_active_config_descriptor(IntPtr dev, GClass1.GStruct11** config);
+
+        // Token: 0x060000D8 RID: 216
+        [DllImport("libusb-1.0.dll")]
+        private unsafe static extern int libusb_get_config_descriptor(IntPtr dev, byte config_index, GClass1.GStruct11** config);
+
+        // Token: 0x060000D9 RID: 217
+        [DllImport("libusb-1.0.dll")]
+        private unsafe static extern int libusb_get_config_descriptor_by_value(IntPtr dev, byte bConfigurationValue, GClass1.GStruct11** config);
+
+        // Token: 0x060000DA RID: 218
+        [DllImport("libusb-1.0.dll")]
+        private unsafe static extern void libusb_free_config_descriptor(GClass1.GStruct11* config);
+
+        // Token: 0x060000DB RID: 219
+        [DllImport("libusb-1.0.dll")]
+        public static extern byte libusb_get_bus_number(IntPtr dev);
+
+        // Token: 0x060000DC RID: 220
+        [DllImport("libusb-1.0.dll")]
+        public static extern byte libusb_get_device_address(IntPtr dev);
+
+        // Token: 0x060000DD RID: 221
+        [DllImport("libusb-1.0.dll")]
+        private static extern int libusb_get_device_speed(IntPtr dev);
+
+        // Token: 0x060000DE RID: 222
+        [DllImport("libusb-1.0.dll")]
+        private static extern int libusb_get_max_packet_size(IntPtr dev, byte endpoint);
+
+        // Token: 0x060000DF RID: 223
+        [DllImport("libusb-1.0.dll")]
+        private static extern int libusb_get_max_iso_packet_size(IntPtr dev, byte endpoint);
+
+        // Token: 0x060000E0 RID: 224
+        [DllImport("libusb-1.0.dll")]
+        public unsafe static extern int libusb_open(GClass1.GStruct8* dev, out IntPtr handle);
+
+        // Token: 0x060000E1 RID: 225
+        [DllImport("libusb-1.0.dll")]
+        public static extern void libusb_close(IntPtr dev_handle);
+
+        // Token: 0x060000E2 RID: 226
+        [DllImport("libusb-1.0.dll")]
+        public static extern IntPtr libusb_get_device(IntPtr dev_handle);
+
+        // Token: 0x060000E3 RID: 227
+        [DllImport("libusb-1.0.dll")]
+        public static extern int libusb_set_configuration(IntPtr dev, int configuration);
+
+        // Token: 0x060000E4 RID: 228
+        [DllImport("libusb-1.0.dll")]
+        public static extern int libusb_claim_interface(IntPtr dev, int interface_number);
+
+        // Token: 0x060000E5 RID: 229
+        [DllImport("libusb-1.0.dll")]
+        public static extern int libusb_release_interface(IntPtr dev, int interface_number);
+
+        // Token: 0x060000E6 RID: 230
+        [DllImport("libusb-1.0.dll")]
+        public static extern IntPtr libusb_open_device_with_vid_pid(IntPtr ctx, ushort vendor_id, ushort product_id);
+
+        // Token: 0x060000E7 RID: 231
+        [DllImport("libusb-1.0.dll")]
+        public static extern int libusb_set_interface_alt_setting(IntPtr dev, int interface_number, int alternate_setting);
+
+        // Token: 0x060000E8 RID: 232
+        [DllImport("libusb-1.0.dll")]
+        public static extern int libusb_clear_halt(IntPtr dev, byte endpoint);
+
+        // Token: 0x060000E9 RID: 233
+        [DllImport("libusb-1.0.dll")]
+        public static extern int libusb_reset_device(IntPtr dev);
+
+        // Token: 0x060000EA RID: 234
+        [DllImport("libusb-1.0.dll")]
+        public static extern int libusb_control_transfer(IntPtr dev_handle, byte request_type, byte bRequest, ushort wValue, ushort wIndex, byte[] data, ushort wLength, uint timeout);
+
+        // Token: 0x060000EB RID: 235
+        [DllImport("libusb-1.0.dll", EntryPoint = "libusb_control_transfer")]
+        public static extern int libusb_control_transfer_1(IntPtr dev_handle, byte request_type, byte bRequest, ushort wValue, ushort wIndex, IntPtr data, ushort wLength, uint timeout);
+
+        // Token: 0x060000EC RID: 236
+        [DllImport("libusb-1.0.dll")]
+        public unsafe static extern int libusb_bulk_transfer(IntPtr dev_handle, byte endpoint, byte* data, int length, out int actual_length, uint timeout);
+
+        // Token: 0x060000ED RID: 237
+        [DllImport("libusb-1.0.dll")]
+        public unsafe static extern int libusb_interrupt_transfer(IntPtr dev_handle, byte endpoint, byte* data, int length, out int actual_length, uint timeout);
+
+        // Token: 0x060000EE RID: 238
+        [DllImport("libusb-1.0.dll")]
+        public static extern void libusb_fill_control_setup(byte[] buffer, byte request_type, byte bRequest, ushort wValue, ushort wIndex, ushort wLength);
+
+        // Token: 0x060000EF RID: 239
+        [DllImport("libusb-1.0.dll")]
+        public unsafe static extern void libusb_fill_control_transfer(GClass1.GStruct12* transfer, IntPtr dev_handle, byte[] buffer, IntPtr callback, IntPtr user_data, uint timeout);
+
+        // Token: 0x060000F0 RID: 240
+        [DllImport("libusb-1.0.dll")]
+        public unsafe static extern GClass1.GStruct12* libusb_alloc_transfer(int isoPackeets);
+
+        // Token: 0x060000F1 RID: 241
+        [DllImport("libusb-1.0.dll")]
+        public unsafe static extern int libusb_submit_transfer(GClass1.GStruct12* transfer);
+
+        // Token: 0x060000F2 RID: 242
+        [DllImport("libusb-1.0.dll")]
+        public unsafe static extern int libusb_cancel_transfer(GClass1.GStruct12* transfer);
+
+        // Token: 0x060000F3 RID: 243
+        [DllImport("libusb-1.0.dll")]
+        public unsafe static extern void libusb_free_transfer(GClass1.GStruct12* transfer);
+
+        // Token: 0x060000F4 RID: 244
+        [DllImport("libusb-1.0.dll")]
+        public static extern int libusb_get_string_descriptor_ascii(IntPtr dev, byte desc_index, [MarshalAs(UnmanagedType.LPStr)] StringBuilder data, int length);
+
+        // Token: 0x04000081 RID: 129
+        private const CallingConvention callingConvention_0 = CallingConvention.Winapi;
+
+        // Token: 0x04000082 RID: 130
+        private const string string_0 = "libusb-1.0.dll";
+
+        // Token: 0x02000039 RID: 57
+        [StructLayout(LayoutKind.Sequential, Pack = 1)]
+        public struct GStruct6
+        {
+            // Token: 0x0400015A RID: 346
+            public byte byte_0;
+
+            // Token: 0x0400015B RID: 347
+            public byte byte_1;
+
+            // Token: 0x0400015C RID: 348
+            public ushort ushort_0;
+
+            // Token: 0x0400015D RID: 349
+            public byte byte_2;
+
+            // Token: 0x0400015E RID: 350
+            public byte byte_3;
+
+            // Token: 0x0400015F RID: 351
+            public byte byte_4;
+
+            // Token: 0x04000160 RID: 352
+            public byte byte_5;
+
+            // Token: 0x04000161 RID: 353
+            public ushort ushort_1;
+
+            // Token: 0x04000162 RID: 354
+            public ushort ushort_2;
+
+            // Token: 0x04000163 RID: 355
+            public ushort ushort_3;
+
+            // Token: 0x04000164 RID: 356
+            public byte byte_6;
+
+            // Token: 0x04000165 RID: 357
+            public byte byte_7;
+
+            // Token: 0x04000166 RID: 358
+            public byte byte_8;
+
+            // Token: 0x04000167 RID: 359
+            public byte byte_9;
+        }
+
+        // Token: 0x0200003A RID: 58
+        public struct GStruct7
+        {
+            // Token: 0x04000168 RID: 360
+            public byte byte_0;
+
+            // Token: 0x04000169 RID: 361
+            public byte byte_1;
+
+            // Token: 0x0400016A RID: 362
+            public byte byte_2;
+
+            // Token: 0x0400016B RID: 363
+            public byte byte_3;
+
+            // Token: 0x0400016C RID: 364
+            public ushort ushort_0;
+
+            // Token: 0x0400016D RID: 365
+            public byte byte_4;
+
+            // Token: 0x0400016E RID: 366
+            public byte byte_5;
+
+            // Token: 0x0400016F RID: 367
+            public byte byte_6;
+
+            // Token: 0x04000170 RID: 368
+            public unsafe byte* pByte_0;
+
+            // Token: 0x04000171 RID: 369
+            public int int_0;
+        }
+
+        // Token: 0x0200003B RID: 59
+        public struct GStruct8
+        {
+            // Token: 0x04000172 RID: 370
+            public IntPtr intptr_0;
+
+            // Token: 0x04000173 RID: 371
+            public int int_0;
+
+            // Token: 0x04000174 RID: 372
+            public unsafe IntPtr* pIntPtr_0;
+
+            // Token: 0x04000175 RID: 373
+            public byte byte_0;
+
+            // Token: 0x04000176 RID: 374
+            public byte byte_1;
+
+            // Token: 0x04000177 RID: 375
+            public byte byte_2;
+
+            // Token: 0x04000178 RID: 376
+            public IntPtr intptr_1;
+
+            // Token: 0x04000179 RID: 377
+            public unsafe IntPtr* pIntPtr_1;
+
+            // Token: 0x0400017A RID: 378
+            public ulong ulong_0;
+
+            // Token: 0x0400017B RID: 379
+            public byte byte_3;
+        }
+
+        // Token: 0x0200003C RID: 60
+        public struct GStruct9
+        {
+            // Token: 0x0400017C RID: 380
+            public byte byte_0;
+
+            // Token: 0x0400017D RID: 381
+            public byte byte_1;
+
+            // Token: 0x0400017E RID: 382
+            public byte byte_2;
+
+            // Token: 0x0400017F RID: 383
+            public byte byte_3;
+
+            // Token: 0x04000180 RID: 384
+            public byte byte_4;
+
+            // Token: 0x04000181 RID: 385
+            public byte byte_5;
+
+            // Token: 0x04000182 RID: 386
+            public byte byte_6;
+
+            // Token: 0x04000183 RID: 387
+            public byte byte_7;
+
+            // Token: 0x04000184 RID: 388
+            public byte byte_8;
+
+            // Token: 0x04000185 RID: 389
+            public unsafe GClass1.GStruct7* pGstruct7_0;
+
+            // Token: 0x04000186 RID: 390
+            public unsafe byte* pByte_0;
+
+            // Token: 0x04000187 RID: 391
+            public int int_0;
+        }
+
+        // Token: 0x0200003D RID: 61
+        public struct GStruct10
+        {
+            // Token: 0x04000188 RID: 392
+            public unsafe GClass1.GStruct9* pGstruct9_0;
+
+            // Token: 0x04000189 RID: 393
+            public int int_0;
+        }
+
+        // Token: 0x0200003E RID: 62
+        public struct GStruct11
+        {
+            // Token: 0x0400018A RID: 394
+            public byte byte_0;
+
+            // Token: 0x0400018B RID: 395
+            public byte byte_1;
+
+            // Token: 0x0400018C RID: 396
+            public byte byte_2;
+
+            // Token: 0x0400018D RID: 397
+            public byte byte_3;
+
+            // Token: 0x0400018E RID: 398
+            public byte byte_4;
+
+            // Token: 0x0400018F RID: 399
+            public byte byte_5;
+
+            // Token: 0x04000190 RID: 400
+            public byte byte_6;
+
+            // Token: 0x04000191 RID: 401
+            public byte byte_7;
+
+            // Token: 0x04000192 RID: 402
+            public unsafe GClass1.GStruct10* pGstruct10_0;
+
+            // Token: 0x04000193 RID: 403
+            public unsafe byte* pByte_0;
+
+            // Token: 0x04000194 RID: 404
+            public int int_0;
+        }
+
+        // Token: 0x0200003F RID: 63
+        public struct GStruct12
+        {
+            // Token: 0x04000195 RID: 405
+            public IntPtr intptr_0;
+
+            // Token: 0x04000196 RID: 406
+            public byte byte_0;
+
+            // Token: 0x04000197 RID: 407
+            public byte byte_1;
+
+            // Token: 0x04000198 RID: 408
+            public byte byte_2;
+
+            // Token: 0x04000199 RID: 409
+            public uint uint_0;
+
+            // Token: 0x0400019A RID: 410
+            public byte byte_3;
+
+            // Token: 0x0400019B RID: 411
+            public int int_0;
+
+            // Token: 0x0400019C RID: 412
+            public int int_1;
+
+            // Token: 0x0400019D RID: 413
+            public IntPtr intptr_1;
+
+            // Token: 0x0400019E RID: 414
+            public IntPtr intptr_2;
+
+            // Token: 0x0400019F RID: 415
+            public IntPtr intptr_3;
+
+            // Token: 0x040001A0 RID: 416
+            public int int_2;
+
+            // Token: 0x040001A1 RID: 417
+            public IntPtr intptr_4;
+        }
+
+        // Token: 0x02000040 RID: 64
+        public struct GStruct13
+        {
+            // Token: 0x040001A2 RID: 418
+            public byte byte_0;
+
+            // Token: 0x040001A3 RID: 419
+            public byte byte_1;
+
+            // Token: 0x040001A4 RID: 420
+            public ushort ushort_0;
+
+            // Token: 0x040001A5 RID: 421
+            public ushort ushort_1;
+
+            // Token: 0x040001A6 RID: 422
+            public ushort ushort_2;
+        }
+    }
+}