reactos/win32ss/printing/base/winspool/devmode.c

   1 /*
   2  * PROJECT:     ReactOS Spooler API
   3  * LICENSE:     GNU LGPL v2.1 or any later version as published by the Free Software Foundation
   4  * PURPOSE:     Functions giving information about DEVMODE structures
   5  * COPYRIGHT:   Copyright 2016 Colin Finck <colin@reactos.org>
   6  */
   7
   8 #include "precomp.h"
   9
  10 BOOL WINAPI
  11 IsValidDevmodeA(PDEVMODEA pDevmode, size_t DevmodeSize)
  12 {
  13     // Check if a Devmode was given, its dmSize member is at least as big as the DEVMODEA structure
  14     // and DevmodeSize is large enough for the public and private members of the structure.
  15     if (!pDevmode ||
  16         pDevmode->dmSize < sizeof(DEVMODEA) ||
  17         DevmodeSize < pDevmode->dmSize + pDevmode->dmDriverExtra)
  18     {
  19         SetLastError(ERROR_INVALID_DATA);
  20         return FALSE;
  21     }
  22
  23     // Return success without setting the error code.
  24     return TRUE;
  25 }
  26
  27 BOOL WINAPI
  28 IsValidDevmodeW(PDEVMODEW pDevmode, size_t DevmodeSize)
  29 {
  30     // Check if a Devmode was given, its dmSize member is at least as big as the DEVMODEW structure
  31     // and DevmodeSize is large enough for the public and private members of the structure.
  32     if (!pDevmode ||
  33         pDevmode->dmSize < sizeof(DEVMODEW) ||
  34         DevmodeSize < pDevmode->dmSize + pDevmode->dmDriverExtra)
  35     {
  36         SetLastError(ERROR_INVALID_DATA);
  37         return FALSE;
  38     }
  39
  40     // Return success without setting the error code.
  41     return TRUE;
  42 }