reactos/win32ss/printing/base/spoolss/main.c

   1 /*
   2  * PROJECT:     ReactOS Spooler Router
   3  * LICENSE:     GNU LGPL v2.1 or any later version as published by the Free Software Foundation
   4  * PURPOSE:     Main functions
   5  * COPYRIGHT:   Copyright 2015 Colin Finck <colin@reactos.org>
   6  */
   7
   8 #include "precomp.h"
   9
  10 HANDLE hProcessHeap;
  11 PRINTPROVIDOR LocalSplFuncs;
  12
  13
  14 BOOL WINAPI
  15 DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
  16 {
  17     switch (fdwReason)
  18     {
  19         case DLL_PROCESS_ATTACH:
  20             DisableThreadLibraryCalls(hinstDLL);
  21             hProcessHeap = GetProcessHeap();
  22             break;
  23     }
  24
  25     return TRUE;
  26 }
  27
  28 BOOL WINAPI
  29 InitializeRouter(HANDLE SpoolerStatusHandle)
  30 {
  31     HINSTANCE hinstLocalSpl;
  32     PInitializePrintProvidor pfnInitializePrintProvidor;
  33
  34     // Only initialize localspl.dll for now.
  35     // This function should later look for all available print providers in the registry and initialize all of them.
  36     hinstLocalSpl = LoadLibraryW(L"localspl");
  37     if (!hinstLocalSpl)
  38     {
  39         ERR("LoadLibraryW for localspl failed with error %lu!\n", GetLastError());
  40         return FALSE;
  41     }
  42
  43     pfnInitializePrintProvidor = (PInitializePrintProvidor)GetProcAddress(hinstLocalSpl, "InitializePrintProvidor");
  44     if (!pfnInitializePrintProvidor)
  45     {
  46         ERR("GetProcAddress failed with error %lu!\n", GetLastError());
  47         return FALSE;
  48     }
  49
  50     if (!pfnInitializePrintProvidor(&LocalSplFuncs, sizeof(PRINTPROVIDOR), NULL))
  51     {
  52         ERR("InitializePrintProvidor failed for localspl with error %lu!\n", GetLastError());
  53         return FALSE;
  54     }
  55
  56     return TRUE;
  57 }
  58
  59 BOOL WINAPI
  60 SplInitializeWinSpoolDrv(PVOID* pTable)
  61 {
  62     HINSTANCE hWinspool;
  63     int i;
  64
  65     hWinspool = LoadLibraryW(L"winspool.drv");
  66     if (!hWinspool)
  67     {
  68         ERR("Could not load winspool.drv, last error is %lu!\n", GetLastError());
  69         return FALSE;
  70     }
  71
  72     // Get the function pointers which are meant to be returned by this function.
  73     pTable[0] = GetProcAddress(hWinspool, "OpenPrinterW");
  74     pTable[1] = GetProcAddress(hWinspool, "ClosePrinter");
  75     pTable[2] = GetProcAddress(hWinspool, "SpoolerDevQueryPrintW");
  76     pTable[3] = GetProcAddress(hWinspool, "SpoolerPrinterEvent");
  77     pTable[4] = GetProcAddress(hWinspool, "DocumentPropertiesW");
  78     pTable[5] = GetProcAddress(hWinspool, (LPSTR)212);
  79     pTable[6] = GetProcAddress(hWinspool, (LPSTR)213);
  80     pTable[7] = GetProcAddress(hWinspool, (LPSTR)214);
  81     pTable[8] = GetProcAddress(hWinspool, (LPSTR)215);
  82
  83     // Verify that all calls succeeded.
  84     for (i = 0; i < 9; i++)
  85         if (!pTable[i])
  86             return FALSE;
  87
  88     return TRUE;
  89 }
  90
  91 BOOL WINAPI
  92 SplIsUpgrade()
  93 {
  94         return FALSE;
  95 }
  96
  97 DWORD WINAPI
  98 SpoolerInit()
  99 {
 100     // Nothing to do here yet
 101     return ERROR_SUCCESS;
 102 }