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614 lines
12 KiB
614 lines
12 KiB
/*++
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Copyright (c) 1996-1998 Microsoft Corporation
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Module Name:
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comoem.cpp
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Abstract:
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Implementation of OEMGetInfo and OEMDevMode.
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Shared by all Unidrv OEM test dll's.
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Environment:
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Windows NT Unidrv driver
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Revision History:
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Created it.
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--*/
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#define INITGUID // for GUID one-time initialization
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#include "pdev.h"
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#include "names.h"
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// Globals
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static long g_cComponents = 0 ; // Count of active components
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static long g_cServerLocks = 0 ; // Count of locks
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////////////////////////////////////////////////////////////////////////////////
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//
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// Interface Oem CallBack definition
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//
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class IOemCB : public IPrintOemUni
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{
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public:
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//
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// IUnknown methods
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//
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STDMETHODIMP
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QueryInterface(
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REFIID riid,
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PVOID *ppv)
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{
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if (NULL == ppv)
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return E_NOINTERFACE;
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if (riid == IID_IUnknown)
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{
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*ppv = static_cast<IUnknown *>(this);
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}
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else if (riid == IID_IPrintOemUni)
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{
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*ppv = static_cast<IPrintOemUni *>(this);
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}
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else
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{
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*ppv = NULL;
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return E_NOINTERFACE;
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}
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reinterpret_cast<IUnknown *>(*ppv)->AddRef();
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return S_OK;
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}
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STDMETHODIMP_(ULONG)
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AddRef()
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{
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return InterlockedIncrement(&m_cRef);
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}
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STDMETHODIMP_(ULONG)
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Release()
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{
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if (0 == InterlockedDecrement(&m_cRef))
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{
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delete this ;
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return 0;
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}
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return m_cRef ;
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}
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//
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// IPrintOemCommon methods
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//
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STDMETHODIMP
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DevMode(
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DWORD dwMode,
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POEMDMPARAM pOemDMParam)
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{
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VERBOSE((DLLTEXT("IOemCB::DevMode() entry.\r\n")));
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if (OEMDevMode(dwMode, pOemDMParam))
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return S_OK;
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else
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return E_FAIL;
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}
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STDMETHODIMP
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GetInfo(
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DWORD dwMode,
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PVOID pBuffer,
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DWORD cbSize,
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PDWORD pcbNeeded)
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{
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VERBOSE((DLLTEXT("IOemCB::GetInfo() entry.\r\n")));
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if (OEMGetInfo(dwMode, pBuffer, cbSize, pcbNeeded))
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return S_OK;
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else
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return E_FAIL;
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}
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//
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// IPrintOemEngine methods
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//
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STDMETHODIMP
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EnableDriver(
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DWORD dwDriverVersion,
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DWORD cbSize,
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PDRVENABLEDATA pded)
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{
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VERBOSE((DLLTEXT("IOemCB::EnableDriver() entry.\r\n")));
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return S_OK;
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}
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STDMETHODIMP
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DisableDriver()
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{
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VERBOSE((DLLTEXT("IOemCB::DisaleDriver() entry.\r\n")));
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if (this->pOEMHelp)
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{
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this->pOEMHelp->Release();
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this->pOEMHelp = NULL;
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}
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return S_OK;
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}
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STDMETHODIMP
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EnablePDEV(
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PDEVOBJ pdevobj,
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PWSTR pPrinterName,
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ULONG cPatterns,
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HSURF *phsurfPatterns,
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ULONG cjGdiInfo,
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GDIINFO *pGdiInfo,
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ULONG cjDevInfo,
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DEVINFO *pDevInfo,
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DRVENABLEDATA *pded,
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PDEVOEM *pDevOem)
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{
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PDEVOEM pTemp;
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pTemp = OEMEnablePDEV(pdevobj,
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pPrinterName, cPatterns, phsurfPatterns,
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cjGdiInfo, pGdiInfo, cjDevInfo, pDevInfo, pded);
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if (NULL == pTemp) {
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return E_FAIL;
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}
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//
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// Save necessary helpder function addresses.
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//
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((MINIDEV *)pTemp)->pIntf = this->pOEMHelp;
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*pDevOem = pTemp;
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return S_OK;
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}
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STDMETHODIMP
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DisablePDEV(
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PDEVOBJ pdevobj)
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{
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VERBOSE(((DLLTEXT("IOemCB::DisablePDEV() entry.\n"))));
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OEMDisablePDEV(pdevobj);
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return S_OK;
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}
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STDMETHODIMP
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ResetPDEV(
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PDEVOBJ pdevobjOld,
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PDEVOBJ pdevobjNew)
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{
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if (OEMResetPDEV(pdevobjOld, pdevobjNew))
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return S_OK;
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else
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return E_FAIL;
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}
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//
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// IPrintOemUni methods
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//
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STDMETHODIMP
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PublishDriverInterface(
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IUnknown *pIUnknown)
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{
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VERBOSE((DLLTEXT("IOemCB::PublishDriverInterface() entry.\r\n")));
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if (this->pOEMHelp == NULL)
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{
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HRESULT hResult;
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// Get Interface to Helper Functions.
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hResult = pIUnknown->QueryInterface(
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IID_IPrintOemDriverUni,
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(void** )&(this->pOEMHelp));
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if(!SUCCEEDED(hResult))
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{
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this->pOEMHelp = NULL;
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return E_FAIL;
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}
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}
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return S_OK;
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}
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static
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int __cdecl
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iCompNames(
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const void *p1,
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const void *p2) {
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return strcmp(
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(NULL == p1 ? "" : *((char **)p1)),
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(NULL == p2 ? "" : *((char **)p2)));
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}
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STDMETHODIMP
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GetImplementedMethod(
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PSTR pMethodName)
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{
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LONG lRet = E_FAIL;
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if (SUCCEEDED(StringCchLengthA(
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pMethodName, MAX_METHODNAME, NULL))) {
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PSTR pTemp;
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pTemp = (PSTR)bsearch(
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&pMethodName,
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gMethodsSupported,
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(sizeof (gMethodsSupported) / sizeof (PSTR)),
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sizeof (PSTR),
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iCompNames);
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if (NULL != pTemp)
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lRet = S_OK;
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}
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VERBOSE(("GetImplementedMethod: %s - %d\n",
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pMethodName, lRet));
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return lRet;
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}
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STDMETHODIMP
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DriverDMS(
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PVOID pDevObj,
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PVOID pBuffer,
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DWORD cbSize,
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PDWORD pcbNeeded)
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{
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return E_NOTIMPL;
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}
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STDMETHODIMP
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CommandCallback(
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PDEVOBJ pdevobj,
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DWORD dwCallbackID,
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DWORD dwCount,
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PDWORD pdwParams,
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OUT INT *piResult)
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{
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VERBOSE((DLLTEXT("IOemCB::CommandCallback() entry.\r\n")));
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*piResult = OEMCommandCallback(pdevobj, dwCallbackID, dwCount, pdwParams);
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return S_OK;
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}
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STDMETHODIMP
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ImageProcessing(
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PDEVOBJ pdevobj,
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PBYTE pSrcBitmap,
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PBITMAPINFOHEADER pBitmapInfoHeader,
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PBYTE pColorTable,
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DWORD dwCallbackID,
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PIPPARAMS pIPParams,
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PBYTE *ppbResult)
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{
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return E_NOTIMPL;
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}
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STDMETHODIMP
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FilterGraphics(
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PDEVOBJ pdevobj,
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PBYTE pBuf,
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DWORD dwLen)
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{
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return E_NOTIMPL;
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}
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STDMETHODIMP
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Compression(
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PDEVOBJ pdevobj,
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PBYTE pInBuf,
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PBYTE pOutBuf,
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DWORD dwInLen,
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DWORD dwOutLen,
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INT *piResult)
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{
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return E_NOTIMPL;
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}
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STDMETHODIMP
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HalftonePattern(
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PDEVOBJ pdevobj,
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PBYTE pHTPattern,
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DWORD dwHTPatternX,
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DWORD dwHTPatternY,
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DWORD dwHTNumPatterns,
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DWORD dwCallbackID,
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PBYTE pResource,
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DWORD dwResourceSize)
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{
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return E_NOTIMPL;
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}
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STDMETHODIMP
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MemoryUsage(
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PDEVOBJ pdevobj,
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POEMMEMORYUSAGE pMemoryUsage)
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{
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return E_NOTIMPL;
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}
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STDMETHODIMP
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TTYGetInfo(
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PDEVOBJ pdevobj,
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DWORD dwInfoIndex,
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PVOID pOutputBuf,
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DWORD dwSize,
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DWORD *pcbcNeeded)
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{
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return E_NOTIMPL;
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}
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STDMETHODIMP
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DownloadFontHeader(
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PDEVOBJ pdevobj,
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PUNIFONTOBJ pUFObj,
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DWORD *pdwResult)
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{
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return E_NOTIMPL;
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}
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STDMETHODIMP
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DownloadCharGlyph(
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PDEVOBJ pdevobj,
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PUNIFONTOBJ pUFObj,
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HGLYPH hGlyph,
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PDWORD pdwWidth,
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DWORD *pdwResult)
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{
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return E_NOTIMPL;
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}
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STDMETHODIMP
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TTDownloadMethod(
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PDEVOBJ pdevobj,
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PUNIFONTOBJ pUFObj,
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DWORD *pdwResult)
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{
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return E_NOTIMPL;
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}
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STDMETHODIMP
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OutputCharStr(
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PDEVOBJ pdevobj,
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PUNIFONTOBJ pUFObj,
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DWORD dwType,
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DWORD dwCount,
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PVOID pGlyph)
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{
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VERBOSE(("OutputCharStr\n"));
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if( myOEMOutputCharStr(pdevobj,pUFObj, dwType, dwCount, pGlyph) )
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return S_OK;
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else
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return E_FAIL;
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}
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STDMETHODIMP
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SendFontCmd(
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PDEVOBJ pdevobj,
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PUNIFONTOBJ pUFObj,
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PFINVOCATION pFInv)
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{
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VERBOSE((DLLTEXT("IOemCB::SendFontCmd() entry.\r\n")));
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OEMSendFontCmd(pdevobj, pUFObj, pFInv);
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return S_OK;
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}
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STDMETHODIMP
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TextOutAsBitmap(
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SURFOBJ *pso,
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STROBJ *pstro,
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FONTOBJ *pfo,
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CLIPOBJ *pco,
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RECTL *prclExtra,
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RECTL *prclOpaque,
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BRUSHOBJ *pboFore,
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BRUSHOBJ *pboOpaque,
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POINTL *pptlOrg,
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MIX mix)
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{
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return E_NOTIMPL;
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}
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//
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// Constructors
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//
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IOemCB() { m_cRef = 1; pOEMHelp = NULL; };
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~IOemCB() { };
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protected:
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IPrintOemDriverUni* pOEMHelp;
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LONG m_cRef;
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};
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//
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// Make the Unidrv helper functions (defined in C++)
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// accesible to C.
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//
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extern "C" {
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//
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// DrvWriteSpoolBuf()
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//
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HRESULT
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XXXDrvWriteSpoolBuf(
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VOID *pIntf,
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PDEVOBJ pdevobj,
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PVOID pBuffer,
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DWORD cbSize,
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DWORD *pdwResult) {
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return ((IPrintOemDriverUni *)pIntf)->DrvWriteSpoolBuf(
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pdevobj,
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pBuffer,
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cbSize,
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pdwResult);
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}
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}
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class IOemCF : public IClassFactory
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{
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public:
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//
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// IUnknown methods
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//
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STDMETHODIMP
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QueryInterface(
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REFIID riid,
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PVOID *ppv)
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{
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if (NULL == ppv)
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return E_NOINTERFACE;
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if ((riid == IID_IUnknown) || (riid == IID_IClassFactory))
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{
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*ppv = static_cast<IOemCF*>(this);
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}
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else
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{
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*ppv = NULL ;
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return E_NOINTERFACE ;
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}
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reinterpret_cast<IUnknown*>(*ppv)->AddRef();
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return S_OK;
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}
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STDMETHODIMP_(ULONG)
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AddRef()
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{
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return InterlockedIncrement(&m_cRef);
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}
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STDMETHODIMP_(ULONG)
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Release()
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{
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if (0 == InterlockedDecrement(&m_cRef))
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{
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delete this;
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return 0;
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}
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return m_cRef;
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}
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STDMETHODIMP
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CreateInstance(
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LPUNKNOWN pUnknownOuter,
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const IID& iid,
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void **ppv)
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{
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// Cannot aggregate.
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if (pUnknownOuter != NULL)
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{
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return CLASS_E_NOAGGREGATION;
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}
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// Create component.
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IOemCB* pOemCB = new IOemCB;
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if (pOemCB == NULL)
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{
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return E_OUTOFMEMORY;
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}
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// Get the requested interface.
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HRESULT hr = pOemCB->QueryInterface(iid, ppv);
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// Release the IUnknown pointer.
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// (If QueryInterface failed, component will delete itself.)
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pOemCB->Release();
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return hr;
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}
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STDMETHODIMP
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LockServer(
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BOOL bLock)
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{
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if (bLock)
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{
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InterlockedIncrement(&g_cServerLocks);
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}
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else
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{
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InterlockedDecrement(&g_cServerLocks);
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}
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return S_OK ;
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}
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//
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// Constructors
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//
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IOemCF(): m_cRef(1) { };
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~IOemCF() { };
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protected:
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LONG m_cRef;
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};
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///////////////////////////////////////////////////////////
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//
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// Export functions
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//
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STDAPI
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DllCanUnloadNow(
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VOID)
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{
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if ((g_cComponents == 0) && (g_cServerLocks == 0))
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{
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return S_OK ;
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}
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else
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{
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return S_FALSE ;
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}
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}
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STDAPI
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DllGetClassObject(
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const CLSID& clsid,
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const IID& iid,
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void** ppv)
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{
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// Can we create this component?
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if (clsid != CLSID_OEMRENDER)
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{
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return CLASS_E_CLASSNOTAVAILABLE ;
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}
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// Create class factory.
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IOemCF* pFontCF = new IOemCF ; // Reference count set to 1
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// in constructor
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if (pFontCF == NULL)
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{
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return E_OUTOFMEMORY ;
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}
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// Get requested interface.
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HRESULT hr = pFontCF->QueryInterface(iid, ppv) ;
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pFontCF->Release() ;
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return hr ;
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}
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