【原创】解决JT2Go二次开发提示license key无效问题

 1             IntPtr bassAddr = IntPtr.Zero;
 2             foreach (ProcessModule pm in Process.GetCurrentProcess().Modules)
 3             {
 4                 if (pm.ModuleName.ToLower() == "visjt2goocx.ocx")
 5                 {
 6                     bassAddr = pm.BaseAddress;
 7                     break;
 8                 }
 9             }
10             byte[] writeData = new byte[] { 0xEB };
11             IntPtr hackAddr = new IntPtr(bassAddr.ToInt32() + 0x5701);
12             uint lpflOldProtect = 0;
13             if (VirtualProtect(hackAddr, 0x1000, PAGE_EXECUTE_READWRITE, out lpflOldProtect))
14             {
15                 Marshal.Copy(writeData, 0, hackAddr, 1);
16                 VirtualProtect(hackAddr, 0x1000, lpflOldProtect, out lpflOldProtect);
17             }