[SC]

Add GetDisplayName command.

svn path=/trunk/; revision=71648

reactos/base/applications/sc/CMakeLists.txt

@@ -9,6 +9,7 @@ list(APPEND SOURCE
     description.c
     failure.c
     misc.c
+    name.c
     print.c
     query.c
     sc.c

reactos/base/applications/sc/name.c

@@ -0,0 +1,75 @@
+/*
+ * PROJECT:     ReactOS Services
+ * LICENSE:     GPL - See COPYING in the top level directory
+ * FILE:        base/applications/sc/name.c
+ * PURPOSE:     
+ * COPYRIGHT:   Copyright 2016 Eric Kohl
+ *
+ */
+
+#include "sc.h"
+
+BOOL GetDisplayName(LPCTSTR ServiceName)
+{
+    SC_HANDLE hManager = NULL;
+    BOOL bResult = TRUE;
+    DWORD BufferSize = 0;
+    LPTSTR pBuffer = NULL;
+
+    hManager = OpenSCManager(NULL,
+                             NULL,
+                             SC_MANAGER_CONNECT);
+    if (hManager == NULL)
+    {
+        _tprintf(_T("[SC] OpenSCManager FAILED %lu:\n\n"), GetLastError());
+        bResult = FALSE;
+        goto done;
+    }
+
+    if (!GetServiceDisplayName(hManager,
+                               ServiceName,
+                               NULL,
+                               &BufferSize))
+    {
+        if (BufferSize == 0)
+        {
+            _tprintf(_T("[SC] GetServiceDisplayName FAILED %lu:\n\n"), GetLastError());
+            bResult = FALSE;
+            goto done;
+        }
+    }
+
+    pBuffer = HeapAlloc(GetProcessHeap(), 0, (BufferSize + 1) * sizeof(TCHAR));
+    if (pBuffer == NULL)
+    {
+        SetLastError(ERROR_OUTOFMEMORY);
+        _tprintf(_T("[SC] HeapAlloc FAILED %lu:\n\n"), GetLastError());
+        bResult = FALSE;
+        goto done;
+    }
+
+    BufferSize++;
+    if (!GetServiceDisplayName(hManager,
+                               ServiceName,
+                               pBuffer,
+                               &BufferSize))
+    {
+        _tprintf(_T("[SC] GetServiceDisplayName FAILED %lu:\n\n"), GetLastError());
+        bResult = FALSE;
+        goto done;
+    }
+
+    _tprintf(_T("[SC] GetServiceDisplayName SUCCESS  Name = %s\n"), pBuffer);
+
+done:
+    if (bResult == FALSE)
+        ReportLastError();
+
+    if (pBuffer != NULL)
+        HeapFree(GetProcessHeap(), 0, pBuffer);
+
+    if (hManager)
+        CloseServiceHandle(hManager);
+
+    return bResult;
+}

reactos/base/applications/sc/sc.c

@@ -272,6 +272,18 @@ ScControl(LPCTSTR Server,       // remote machine name
     {
         SetFailure(ServiceArgs, ArgCount);
     }
+    else if (!lstrcmpi(Command, _T("GetDisplayName")))
+    {
+        if (ArgCount > 0)
+        {
+            ServiceName = *ServiceArgs++;
+            ArgCount--;
+
+            GetDisplayName(ServiceName);
+        }
+        else
+            GetDisplayNameUsage();
+    }
     else
     {
         MainUsage();

reactos/base/applications/sc/sc.h

@@ -45,6 +45,7 @@ BOOL QueryDescription(LPCTSTR ServiceName);
 BOOL SetDescription(LPCTSTR ServiceName, LPCTSTR Description);
 BOOL QueryFailure(LPCTSTR ServiceName);
 BOOL SetFailure(LPCTSTR *ServiceArgs, INT ArgCount);
+BOOL GetDisplayName(LPCTSTR ServiceName);
 
 /* print and error functions */
 VOID PrintService(LPCTSTR ServiceName, LPSERVICE_STATUS_PROCESS pStatus, BOOL bExtended);
@@ -83,5 +84,6 @@ VOID QueryFailureUsage(VOID);
 VOID SetDescriptionUsage(VOID);
 VOID SetConfigUsage(VOID);
 VOID SetFailureUsage(VOID);
+VOID GetDisplayNameUsage(VOID);
 
 #endif /* _SC_PCH_ */

reactos/base/applications/sc/usage.c

@@ -43,8 +43,8 @@ VOID MainUsage(VOID)
     _T("\t  create         : Creates a service (adds it to the registry).\n")
     _T("\t  control        : Sends a control to a service.\n")
     _T("\t  sdshow         : Displays a service's security descriptor.\n")
-    _T("\t  sdset          : Sets a service's security descriptor.\n"));
+    _T("\t  sdset          : Sets a service's security descriptor.\n")
-//    "\t  GetDisplayName : Gets the DisplayName for a service.\n")
+    _T("\t  GetDisplayName : Gets the DisplayName for a service.\n"));
 //    "\t  GetKeyName     : Gets the ServiceKeyName for a service.\n")
 //    "\t  EnumDepend     : Enumerates Service Dependencies.\n")
 //    "\n")
@@ -262,3 +262,11 @@ VOID SetFailureUsage(VOID)
              _T("                  Valid actions are <run|restart|reboot> >\n")
              _T("                 (Must be used in conjunction with the reset= option)\n"));
 }
+
+VOID GetDisplayNameUsage(VOID)
+{
+    _tprintf(_T("DESCRIPTION:\n")
+             _T("        Gets the display name associated with a particular service\n")
+             _T("USAGE:\n")
+             _T("        sc <server> GetDisplayName <service key name> <bufsize>\n"));
+}