win32/spoolss/PrinterChangeNotification.c

   1 /******************************************************************\r
   2  * SPOOLSS regression testing code for Samba print servers\r
   3  * \r
   4  *****************************************************************/\r
   5 \r
   6 #include <windows.h>\r
   7 #include <stdio.h>\r
   8 #include "printlib.h"\r
   9 \r
  10 void PrintNotifyInfoData(PRINTER_NOTIFY_INFO_DATA *p)\r
  11 {\r
  12         printf("\tType\t=0x%x\n", p->Type);\r
  13         printf("\tField\t=0x%x\n", p->Field);\r
  14         printf("\tId\t=0x%x\n", p->Id);\r
  15         printf("\tdata\t= %s\n", p->NotifyData.Data.pBuf);\r
  16 \r
  17         return;\r
  18 \r
  19 }\r
  20 \r
  21 \r
  22 int main (int argc, char* argv[])\r
  23 {\r
  24         \r
  25         HANDLE  server, change;\r
  26         PRINTER_NOTIFY_INFO     *change_info = NULL;\r
  27         PRINTER_NOTIFY_OPTIONS watch, *pWatch = NULL;\r
  28         PRINTER_NOTIFY_OPTIONS_TYPE data;\r
  29         DWORD option = PRINTER_CHANGE_PRINTER_DRIVER;\r
  30         BOOL use_notify_options = TRUE;\r
  31         DWORD   condition;\r
  32         DWORD flags = PRINTER_NOTIFY_OPTIONS_REFRESH;\r
  33 \r
  34 \r
  35 \r
  36         if ((argc < 3) || (strcmp(argv[1], "-l") && strcmp(argv[1], "-t")))\r
  37         {\r
  38                 fprintf (stderr, "usage: -l|-t %s <servername>\n", argv[0]);\r
  39                 exit (-1);\r
  40         }\r
  41 \r
  42         if (strcmp(argv[1], "-l") == 0)\r
  43                 use_notify_options = FALSE;\r
  44 \r
  45 \r
  46         if (!OpenPrinter (argv[2], &server, NULL))\r
  47         {\r
  48                 PrintLastError();\r
  49                 exit (-1);\r
  50         }\r
  51         else\r
  52         {\r
  53                 printf ("Printer [%s] opened successfully.\n\n", argv[2]);\r
  54         }\r
  55 \r
  56         printf ("flags = PRINTER_CHANGE_PRINTER\n");\r
  57         watch.Version = 2;\r
  58         watch.Count = 1;\r
  59         watch.pTypes = &data;\r
  60         data.Type = PRINTER_NOTIFY_TYPE;\r
  61         data.Count = 1;\r
  62         data.pFields = &option;\r
  63 \r
  64         if (use_notify_options) {\r
  65                 pWatch = &watch;\r
  66                 option = PRINTER_NOTIFY_FIELD_DRIVER_NAME;\r
  67         }\r
  68 \r
  69         if ((change=FindFirstPrinterChangeNotification(server, option, 0, pWatch)) == INVALID_HANDLE_VALUE)\r
  70         {\r
  71                 printf ("FindFirstPrinterChangeNotification failed : ");\r
  72                 PrintLastError();\r
  73                 ClosePrinter(server);\r
  74                 exit (-1);\r
  75         }\r
  76         else\r
  77                 printf ("FindFirstPrinterChangeNotification succeeded with flags [PRINTER_CHANGE_PRINTER_DRIVER]\n\n");\r
  78 \r
  79         if (pWatch) {\r
  80                 printf ("Calling FindNextPrinterCangeNotification() with PRINTER_NOTIFY_OPTIONS_REFRESH\n");\r
  81                 memset(&watch, 0x0, sizeof(watch));\r
  82                 watch.Flags = PRINTER_NOTIFY_OPTIONS_REFRESH;\r
  83                 watch.Version = 2;\r
  84                 if (FindNextPrinterChangeNotification(change, &condition, pWatch, &change_info))\r
  85                         printf ("Received change notification of [0x%x]\n", condition);\r
  86                 else\r
  87                         PrintLastError();\r
  88 \r
  89                 if (change_info) {\r
  90                         int i;\r
  91 \r
  92                         printf("\tVersion\t=0x%x\n", change_info->Version);\r
  93                         printf("\tFlags\t=0x%x\n", change_info->Flags);\r
  94                         printf("\tCount\t=%d\n", change_info->Count);\r
  95 \r
  96                         for (i=0; i<(int)change_info->Count; i++) {\r
  97                                 PrintNotifyInfoData(&change_info->aData[i]);\r
  98                                 printf("\n");\r
  99                         }\r
 100                 }\r
 101 \r
 102                 FreePrinterNotifyInfo(change_info);\r
 103                 printf ("\n");\r
 104         }\r
 105 \r
 106         do \r
 107         {\r
 108 \r
 109                 printf ("Waiting for Printer Change Notification...\n");\r
 110 \r
 111                 if (WaitForSingleObject(change, INFINITE) != WAIT_OBJECT_0)\r
 112                         continue;\r
 113 \r
 114                 if (FindNextPrinterChangeNotification(change, &condition, NULL, &change_info))\r
 115                         printf ("Received change notification of [0x%x]\n", condition);\r
 116                 else\r
 117                         PrintLastError();\r
 118 \r
 119                 if (change_info) {\r
 120                         int i;\r
 121 \r
 122                         printf("\tVersion\t=0x%x\n", change_info->Version);\r
 123                         printf("\tFlags\t=0x%x\n", change_info->Flags);\r
 124                         printf("\tCount\t=%d\n", change_info->Count);\r
 125 \r
 126                         for (i=0; i<(int)change_info->Count; i++) {\r
 127                                 PrintNotifyInfoData(&change_info->aData[i]);\r
 128                                 printf("\n");\r
 129                         }\r
 130                 }\r
 131 \r
 132                 FreePrinterNotifyInfo(change_info);\r
 133                 printf ("\n");\r
 134         } while (1);\r
 135         \r
 136 \r
 137         if (FindClosePrinterChangeNotification(change))\r
 138                 printf ("FindClosePrinterChangeNotification call succeeded.\n");\r
 139         else\r
 140         {\r
 141                 printf ("FindClosePrinterChangeNotification failed : ");\r
 142                 PrintLastError();\r
 143         }\r
 144         printf ("\n");\r
 145 \r
 146         if (!ClosePrinter(server))\r
 147                 PrintLastError();\r
 148         else\r
 149                 printf ("Printer [%s] closed successfully.\n", argv[2]);\r
 150 \r
 151         return 0;\r
 152 \r
 153 }