reactos/base/applications/sc/name.c

   1 /*
   2  * PROJECT:     ReactOS Services
   3  * LICENSE:     GPL - See COPYING in the top level directory
   4  * FILE:        base/applications/sc/name.c
   5  * PURPOSE:
   6  * COPYRIGHT:   Copyright 2016 Eric Kohl
   7  *
   8  */
   9
  10 #include "sc.h"
  11
  12 BOOL GetDisplayName(LPCTSTR ServiceName)
  13 {
  14     SC_HANDLE hManager = NULL;
  15     BOOL bResult = TRUE;
  16     DWORD BufferSize = 0;
  17     LPTSTR pBuffer = NULL;
  18
  19     hManager = OpenSCManager(NULL,
  20                              NULL,
  21                              SC_MANAGER_CONNECT);
  22     if (hManager == NULL)
  23     {
  24         _tprintf(_T("[SC] OpenSCManager FAILED %lu:\n\n"), GetLastError());
  25         bResult = FALSE;
  26         goto done;
  27     }
  28
  29     if (!GetServiceDisplayName(hManager,
  30                                ServiceName,
  31                                NULL,
  32                                &BufferSize))
  33     {
  34         if (BufferSize == 0)
  35         {
  36             _tprintf(_T("[SC] GetServiceDisplayName FAILED %lu:\n\n"), GetLastError());
  37             bResult = FALSE;
  38             goto done;
  39         }
  40     }
  41
  42     pBuffer = HeapAlloc(GetProcessHeap(), 0, (BufferSize + 1) * sizeof(TCHAR));
  43     if (pBuffer == NULL)
  44     {
  45         SetLastError(ERROR_OUTOFMEMORY);
  46         _tprintf(_T("[SC] HeapAlloc FAILED %lu:\n\n"), GetLastError());
  47         bResult = FALSE;
  48         goto done;
  49     }
  50
  51     BufferSize++;
  52     if (!GetServiceDisplayName(hManager,
  53                                ServiceName,
  54                                pBuffer,
  55                                &BufferSize))
  56     {
  57         _tprintf(_T("[SC] GetServiceDisplayName FAILED %lu:\n\n"), GetLastError());
  58         bResult = FALSE;
  59         goto done;
  60     }
  61
  62     _tprintf(_T("[SC] GetServiceDisplayName SUCCESS  Name = %s\n"), pBuffer);
  63
  64 done:
  65     if (bResult == FALSE)
  66         ReportLastError();
  67
  68     if (pBuffer != NULL)
  69         HeapFree(GetProcessHeap(), 0, pBuffer);
  70
  71     if (hManager)
  72         CloseServiceHandle(hManager);
  73
  74     return bResult;
  75 }