本文連線：https://www.cnblogs.com/jqdy/p/15079152.html

　　安裝和解除安裝服務程式可以在命令列中使用 “sc install 服務名” 和 “sc uninstall 服務名”。

　　也可以將安裝和解除安裝功能加入程式中去。

  1 #include <Windows.h>
  2 #include "WinApiFunc.h" // 引入 ApiPrinft
  3 #include "definition.h"   // 引入 SVCDESCRIPTION，即在服務管理中顯示的簡介內容
  4 
  5 #define BUFFER_SIZE 1020
  6
 
 
  7 VOID SvcInstall(PCTSTR pszName)
  8 {
  9     SC_HANDLE schSCManager = NULL;
 10     SC_HANDLE schService = NULL;
 11     LPTSTR pszBuffer = NULL;        // 各處使用的臨時緩衝區
 12 
 13     pszBuffer = new TCHAR[BUFFER_SIZE];
 14 
 15     do {
 16 
 17         // Check directory length
 18 
 19         if (0
 
 == GetCurrentDirectory(BUFFER_SIZE - 100, pszBuffer)) // 要預留檔名的位置，100個應該足夠
 20         {
 21             ApiPrintf(3,
 22                 TEXT("Path is too long, select a short directory to install. "),
 23                 GetWindowsErrorString(pszBuffer, BUFFER_SIZE, GetLastError()),
 24                 TEXT("
 
\n"));
 25             break;
 26         }
 27 
 28         // Get a handle to the SCM database.
 29 
 30         schSCManager = OpenSCManager(
 31             NULL,                   // local computer
 32             NULL,                   // ServicesActive database
 33             SC_MANAGER_ALL_ACCESS); // full access rights
 34 
 35         if (NULL == schSCManager)
 36         {
 37             ApiPrintf(3,
 38                 TEXT("OpenSCManager failed. "),
 39                 GetWindowsErrorString(pszBuffer, BUFFER_SIZE, GetLastError()),
 40                 TEXT("\n"));
 41             break;
 42         }
 43 
 44         // 取得檔案當前的路徑
 45 
 46         if (GetModuleFileName(NULL, pszBuffer, BUFFER_SIZE) == BUFFER_SIZE)
 47         {
 48             ApiPrintf(1, TEXT("Path string is too long, copy install file to a shorter path.\n"));
 49             break;
 50         }
 51 
 52         // Create the service
 53 
 54         schService = CreateService(
 55             schSCManager,               // SCM database
 56             pszName,                    // name of service
 57             pszName,                    // service name to display
 58             SERVICE_ALL_ACCESS,         // desired access
 59             SERVICE_WIN32_OWN_PROCESS,  // service type
 60             SERVICE_AUTO_START,         // start type
 61             SERVICE_ERROR_NORMAL,       // error control type
 62             pszBuffer,                  // path to service's binary
 63             NULL,                       // no load ordering group
 64             NULL,                       // no tag identifier
 65             NULL,                       // no dependencies
 66             NULL,                       // LocalSystem account
 67             NULL);                      // no password
 68 
 69         if (NULL == schService)
 70         {
 71             ApiPrintf(3,
 72                 TEXT("CreateService failed. "),
 73                 GetWindowsErrorString(pszBuffer, BUFFER_SIZE, GetLastError()),
 74                 TEXT("\n"));
 75             break;
 76         }
 77         else
 78         {
 79             // 寫入服務描述內容
 80             TCHAR pszText[] = SVCDESCRIPTION;
 81             SERVICE_DESCRIPTION description{ pszText };
 82             ChangeServiceConfig2(schService, SERVICE_CONFIG_DESCRIPTION, &description);
 83 
 84             ApiPrintf(1, TEXT("Service installed successfully.\n"));
 85         }
 86     } while (0);
 87 
 88     if (schSCManager)
 89     {
 90         CloseServiceHandle(schSCManager);
 91         schSCManager = NULL;
 92     }
 93     if (schService)
 94     {
 95         CloseServiceHandle(schService);
 96         schService = NULL;
 97     }
 98     if (!pszBuffer)
 99     {
100         delete[]pszBuffer;
101         pszBuffer = NULL;
102     }
103 }
104 
105 VOID SvcUnInstall(PCTSTR pszServiceName)
106 {
107     SC_HANDLE schSCManager = NULL;
108     SC_HANDLE schService = NULL;
109     LPTSTR pszBuffer = NULL;
110     SERVICE_STATUS svcStatus;
111 
112     pszBuffer = new TCHAR[BUFFER_SIZE];
113     do {
114         // Open the local default service control manager database
115         schSCManager = OpenSCManager(
116             NULL,                   // local computer
117             NULL,                   // ServiceActive database
118             SC_MANAGER_ALL_ACCESS); // full access rights
119 
120         if (schSCManager == NULL)
121         {
122             ApiPrintf(3,
123                 TEXT("OpenSCManager failed. "),
124                 GetWindowsErrorString(pszBuffer, BUFFER_SIZE, GetLastError()),
125                 TEXT("\n"));
126             break;
127         }
128 
129         // Open the service with delete, stop, and query status permissions
130         schService = OpenService(
131             schSCManager,
132             pszServiceName,
133             SERVICE_STOP | SERVICE_QUERY_STATUS | DELETE);
134 
135         if (schService == NULL)
136         {
137             ApiPrintf(3,
138                 TEXT("OpenService failed. "),
139                 GetWindowsErrorString(pszBuffer, BUFFER_SIZE, GetLastError()),
140                 TEXT("\n"));
141             break;
142         }
143 
144         // Try to stop the service
145         if (ControlService(schService, SERVICE_CONTROL_STOP, &svcStatus))
146         {
147             ApiPrintf(2, pszServiceName, TEXT(" is stopping.\n"));
148 
149             Sleep(1000);
150 
151             while (QueryServiceStatus(schService, &svcStatus))
152             {
153                 if (svcStatus.dwCurrentState == SERVICE_STOP_PENDING)
154                 {
155                     Sleep(1000);
156                 }
157                 else
158                 {
159                     break;
160                 }
161             }
162 
163             ApiPrintf(3,
164                 pszServiceName,
165                 (svcStatus.dwCurrentState == SERVICE_STOPPED ? TEXT(" is stopping.") : TEXT(" failed to stop.")),
166                 TEXT("\n"));
167         }
168 
169         // Now remove the service by calling DeleteService.
170         if (!DeleteService(schService))
171         {
172             ApiPrintf(3,
173                 TEXT("DeleteService failed. "),
174                 GetWindowsErrorString(pszBuffer, BUFFER_SIZE, GetLastError()),
175                 TEXT("\n"));
176             break;
177         }
178 
179         ApiPrintf(2, pszServiceName, TEXT(" is uninstalled.\n"));
180 
181     } while (0);
182 
183     // Centralized cleanup for all allocated resources.
184     if (schSCManager)
185     {
186         CloseServiceHandle(schSCManager);
187         schSCManager = NULL;
188     }
189     if (schService)
190     {
191         CloseServiceHandle(schService);
192         schService = NULL;
193     }
194     if (!pszBuffer)
195     {
196         delete[] pszBuffer;
197         pszBuffer = NULL;
198     }
199 }