dlls/spoolss/spoolss_main.c

   1 /*
   2  * Implementation of the Spooler-Service helper DLL
   3  *
   4  * Copyright 2006 Detlef Riekenberg
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #include <stdarg.h>
  22
  23 #include "windef.h"
  24 #include "winbase.h"
  25 #include "winerror.h"
  26 #include "wine/debug.h"
  27
  28 WINE_DEFAULT_DEBUG_CHANNEL(spoolss);
  29
  30 /* ################################ */
  31
  32 static HMODULE hwinspool;
  33 static const WCHAR winspooldrvW[] = {'w','i','n','s','p','o','o','l','.','d','r','v',0};
  34
  35 /******************************************************************
  36  *
  37  */
  38 BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
  39 {
  40     TRACE("(%p, %d, %p)\n", hinstDLL, fdwReason, lpvReserved);
  41
  42     switch (fdwReason) {
  43         case DLL_WINE_PREATTACH:
  44             return FALSE;  /* prefer native version */
  45         case DLL_PROCESS_ATTACH: {
  46             DisableThreadLibraryCalls(hinstDLL);
  47             break;
  48         }
  49     }
  50     return TRUE;
  51 }
  52
  53 /******************************************************************
  54  *   AllocSplStr   [SPOOLSS.@]
  55  *
  56  * Create a copy from the String on the Spooler-Heap
  57  *
  58  * PARAMS
  59  *  pwstr [I] PTR to the String to copy
  60  *
  61  * RETURNS
  62  *  Failure: NULL
  63  *  Success: PTR to the copied String
  64  *
  65  */
  66 LPWSTR WINAPI AllocSplStr(LPCWSTR pwstr)
  67 {
  68     LPWSTR  res = NULL;
  69     DWORD   len;
  70
  71     TRACE("(%s)\n", debugstr_w(pwstr));
  72     if (!pwstr) return NULL;
  73
  74     len = (lstrlenW(pwstr) + 1) * sizeof(WCHAR);
  75     res = HeapAlloc(GetProcessHeap(), 0, len);
  76     if (res) lstrcpyW(res, pwstr);
  77
  78     TRACE("returning %p\n", res);
  79     return res;
  80 }
  81
  82 /******************************************************************
  83  *   BuildOtherNamesFromMachineName   [SPOOLSS.@]
  84  */
  85 BOOL WINAPI BuildOtherNamesFromMachineName(LPVOID * ptr1, LPVOID * ptr2)
  86 {
  87     FIXME("(%p, %p) stub\n", ptr1, ptr2);
  88
  89     *ptr1 = NULL;
  90     *ptr2 = NULL;
  91     return FALSE;
  92 }
  93
  94 /******************************************************************
  95  *   DllAllocSplMem   [SPOOLSS.@]
  96  *
  97  * Allocate cleared memory from the spooler heap
  98  *
  99  * PARAMS
 100  *  size [I] Number of bytes to allocate
 101  *
 102  * RETURNS
 103  *  Failure: NULL
 104  *  Success: PTR to the allocated memory
 105  *
 106  * NOTES
 107  *  We use the process heap (Windows use a separate spooler heap)
 108  *
 109  */
 110 LPVOID WINAPI DllAllocSplMem(DWORD size)
 111 {
 112     LPVOID  res;
 113
 114     res = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, size);
 115     TRACE("(%d) => %p\n", size, res);
 116     return res;
 117 }
 118
 119 /******************************************************************
 120  *   DllFreeSplMem   [SPOOLSS.@]
 121  *
 122  * Free the allocated spooler memory
 123  *
 124  * PARAMS
 125  *  memory [I] PTR to the memory allocated by DllAllocSplMem
 126  *
 127  * RETURNS
 128  *  Failure: FALSE
 129  *  Success: TRUE
 130  *
 131  * NOTES
 132  *  We use the process heap (Windows use a separate spooler heap)
 133  *
 134  */
 135
 136 BOOL WINAPI DllFreeSplMem(LPBYTE memory)
 137 {
 138     TRACE("(%p)\n", memory);
 139     return HeapFree(GetProcessHeap(), 0, memory);
 140 }
 141
 142 /******************************************************************
 143  *   DllFreeSplStr   [SPOOLSS.@]
 144  *
 145  * Free the allocated Spooler-String
 146  *
 147  * PARAMS
 148  *  pwstr [I] PTR to the WSTR, allocated by AllocSplStr
 149  *
 150  * RETURNS
 151  *  Failure: FALSE
 152  *  Success: TRUE
 153  *
 154  */
 155
 156 BOOL WINAPI DllFreeSplStr(LPWSTR pwstr)
 157 {
 158     TRACE("(%s) PTR: %p\n", debugstr_w(pwstr), pwstr);
 159     return HeapFree(GetProcessHeap(), 0, pwstr);
 160 }
 161
 162
 163 /******************************************************************
 164  *   ImpersonatePrinterClient   [SPOOLSS.@]
 165  */
 166 BOOL WINAPI ImpersonatePrinterClient(HANDLE hToken)
 167 {
 168     FIXME("(%p) stub\n", hToken);
 169     return TRUE;
 170 }
 171
 172 /******************************************************************
 173  *   RevertToPrinterSelf   [SPOOLSS.@]
 174  */
 175 HANDLE WINAPI RevertToPrinterSelf(void)
 176 {
 177     FIXME("() stub\n");
 178     return (HANDLE) 0xdead0947;
 179 }
 180
 181 /******************************************************************
 182  *   SplInitializeWinSpoolDrv   [SPOOLSS.@]
 183  *
 184  * Dynamic load "winspool.drv" and fill an array with some function-pointer
 185  *
 186  * PARAMS
 187  *  table  [I] array of function-pointer to fill
 188  *
 189  * RETURNS
 190  *  Success: TRUE
 191  *  Failure: FALSE
 192  *
 193  * NOTES
 194  *  Native "spoolss.dll" from w2k fill the table with 11 Function-Pointer.
 195  *  We implement the XP-Version (The table has only 9 Pointer)
 196  *
 197  */
 198 BOOL WINAPI SplInitializeWinSpoolDrv(LPVOID * table)
 199 {
 200     DWORD res;
 201
 202     TRACE("(%p)\n", table);
 203
 204     hwinspool = LoadLibraryW(winspooldrvW);
 205     if (!hwinspool) return FALSE;
 206
 207     table[0] = (void *) GetProcAddress(hwinspool, "OpenPrinterW");
 208     table[1] = (void *) GetProcAddress(hwinspool, "ClosePrinter");
 209     table[2] = (void *) GetProcAddress(hwinspool, "SpoolerDevQueryPrintW");
 210     table[3] = (void *) GetProcAddress(hwinspool, "SpoolerPrinterEvent");
 211     table[4] = (void *) GetProcAddress(hwinspool, "DocumentPropertiesW");
 212     table[5] = (void *) GetProcAddress(hwinspool, (LPSTR) 212);  /* LoadPrinterDriver */
 213     table[6] = (void *) GetProcAddress(hwinspool, (LPSTR) 213);  /* RefCntLoadDriver */
 214     table[7] = (void *) GetProcAddress(hwinspool, (LPSTR) 214);  /* RefCntUnloadDriver */
 215     table[8] = (void *) GetProcAddress(hwinspool, (LPSTR) 215);  /* ForceUnloadDriver */
 216
 217     for (res = 0; res < 9; res++) {
 218         if (table[res] == NULL) return FALSE;
 219     }
 220
 221     return TRUE;
 222
 223 }
 224
 225 /******************************************************************
 226  *   SplIsUpgrade   [SPOOLSS.@]
 227  */
 228 BOOL WINAPI SplIsUpgrade(void)
 229 {
 230     FIXME("() stub\n");
 231     return FALSE;
 232 }