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

   1 /*
   2  * PROJECT:     ReactOS Spooler Router
   3  * LICENSE:     GPL-2.0+ (https://spdx.org/licenses/GPL-2.0+)
   4  * PURPOSE:     Functions related to Printer Configuration Data
   5  * COPYRIGHT:   Copyright 2017 Colin Finck (colin@reactos.org)
   6  */
   7
   8 #include "precomp.h"
   9
  10 DWORD WINAPI
  11 GetPrinterDataExW(HANDLE hPrinter, LPCWSTR pKeyName, LPCWSTR pValueName, LPDWORD pType, LPBYTE pData, DWORD nSize, LPDWORD pcbNeeded)
  12 {
  13     PSPOOLSS_PRINTER_HANDLE pHandle = (PSPOOLSS_PRINTER_HANDLE)hPrinter;
  14
  15     // Sanity check.
  16     if (!pHandle)
  17     {
  18         // Yes, Windows checks for the handle here and sets the last error to ERROR_INVALID_HANDLE,
  19         // but returns FALSE and not the error code.
  20         SetLastError(ERROR_INVALID_HANDLE);
  21         return FALSE;
  22     }
  23
  24     // Call GetPrinterDataEx of the Print Provider.
  25     return pHandle->pPrintProvider->PrintProvider.fpGetPrinterDataEx(pHandle->hPrinter, pKeyName, pValueName, pType, pData, nSize, pcbNeeded);
  26 }
  27
  28 DWORD WINAPI
  29 GetPrinterDataW(HANDLE hPrinter, LPWSTR pValueName, LPDWORD pType, LPBYTE pData, DWORD nSize, LPDWORD pcbNeeded)
  30 {
  31     // The ReactOS Printing Stack forwards all GetPrinterData calls to GetPrinterDataEx as soon as possible.
  32     // This function may only be called if spoolss.dll is used together with Windows Printing Stack components.
  33     WARN("This function should never be called!\n");
  34     return GetPrinterDataExW(hPrinter, L"PrinterDriverData", pValueName, pType, pData, nSize, pcbNeeded);
  35 }
  36
  37 DWORD WINAPI
  38 SetPrinterDataExW(HANDLE hPrinter, LPCWSTR pKeyName, LPCWSTR pValueName, DWORD Type, LPBYTE pData, DWORD cbData)
  39 {
  40     PSPOOLSS_PRINTER_HANDLE pHandle = (PSPOOLSS_PRINTER_HANDLE)hPrinter;
  41
  42     // Sanity check.
  43     if (!pHandle)
  44     {
  45         // Yes, Windows checks for the handle here and sets the last error to ERROR_INVALID_HANDLE,
  46         // but returns FALSE and not the error code.
  47         SetLastError(ERROR_INVALID_HANDLE);
  48         return FALSE;
  49     }
  50
  51     // Call SetPrinterDataEx of the Print Provider.
  52     return pHandle->pPrintProvider->PrintProvider.fpSetPrinterDataEx(pHandle->hPrinter, pKeyName, pValueName, Type, pData, cbData);
  53 }
  54
  55 DWORD WINAPI
  56 SetPrinterDataW(HANDLE hPrinter, PWSTR pValueName, DWORD Type, PBYTE pData, DWORD cbData)
  57 {
  58     // The ReactOS Printing Stack forwards all SetPrinterData calls to SetPrinterDataEx as soon as possible.
  59     // This function may only be called if spoolss.dll is used together with Windows Printing Stack components.
  60     WARN("This function should never be called!\n");
  61     return SetPrinterDataExW(hPrinter, L"PrinterDriverData", pValueName, Type, pData, cbData);
  62 }