402 lines
11 KiB
C
402 lines
11 KiB
C
/*
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* Strmbase DLL functions
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*
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* Copyright (C) 2005 Rolf Kalbermatter
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* Copyright (C) 2010 Aric Stewart, CodeWeavers
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include "config.h"
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#include <stdarg.h>
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#include <assert.h>
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#define COBJMACROS
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#define NONAMELESSSTRUCT
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#define NONAMELESSUNION
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#include "windef.h"
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#include "winbase.h"
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#include "wingdi.h"
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#include "winerror.h"
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#include "winreg.h"
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#include "objbase.h"
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#include "uuids.h"
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#include "strmif.h"
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#include "wine/unicode.h"
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#include "wine/debug.h"
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#include "wine/strmbase.h"
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WINE_DEFAULT_DEBUG_CHANNEL(strmbase);
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extern const int g_cTemplates;
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extern const FactoryTemplate g_Templates[];
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static HINSTANCE g_hInst = NULL;
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static LONG server_locks = 0;
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/*
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* defines and constants
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*/
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#define MAX_KEY_LEN 260
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static const WCHAR clsid_keyname[] = {'C','L','S','I','D',0 };
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static const WCHAR ips32_keyname[] = {'I','n','P','r','o','c','S','e','r','v','e','r','3','2',0};
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static const WCHAR tmodel_keyname[] = {'T','h','r','e','a','d','i','n','g','M','o','d','e','l',0};
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static const WCHAR tmodel_both[] = {'B','o','t','h',0};
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/*
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* SetupRegisterClass()
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*/
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static HRESULT SetupRegisterClass(HKEY clsid, LPCWSTR szCLSID,
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LPCWSTR szDescription,
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LPCWSTR szFileName,
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LPCWSTR szServerType,
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LPCWSTR szThreadingModel)
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{
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HKEY hkey, hsubkey = NULL;
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LONG ret = RegCreateKeyW(clsid, szCLSID, &hkey);
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if (ERROR_SUCCESS != ret)
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return HRESULT_FROM_WIN32(ret);
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/* set description string */
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ret = RegSetValueW(hkey, NULL, REG_SZ, szDescription,
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sizeof(WCHAR) * (lstrlenW(szDescription) + 1));
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if (ERROR_SUCCESS != ret)
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goto err_out;
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/* create CLSID\\{"CLSID"}\\"ServerType" key, using key to CLSID\\{"CLSID"}
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passed back by last call to RegCreateKeyW(). */
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ret = RegCreateKeyW(hkey, szServerType, &hsubkey);
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if (ERROR_SUCCESS != ret)
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goto err_out;
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/* set server path */
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ret = RegSetValueW(hsubkey, NULL, REG_SZ, szFileName,
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sizeof(WCHAR) * (lstrlenW(szFileName) + 1));
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if (ERROR_SUCCESS != ret)
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goto err_out;
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/* set threading model */
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ret = RegSetValueExW(hsubkey, tmodel_keyname, 0L, REG_SZ,
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(const BYTE*)szThreadingModel,
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sizeof(WCHAR) * (lstrlenW(szThreadingModel) + 1));
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err_out:
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if (hsubkey)
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RegCloseKey(hsubkey);
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RegCloseKey(hkey);
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return HRESULT_FROM_WIN32(ret);
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}
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/*
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* RegisterAllClasses()
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*/
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static HRESULT SetupRegisterAllClasses(const FactoryTemplate * pList, int num,
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LPCWSTR szFileName, BOOL bRegister)
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{
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HRESULT hr = NOERROR;
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HKEY hkey;
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OLECHAR szCLSID[CHARS_IN_GUID];
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LONG i, ret = RegCreateKeyW(HKEY_CLASSES_ROOT, clsid_keyname, &hkey);
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if (ERROR_SUCCESS != ret)
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return HRESULT_FROM_WIN32(ret);
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for (i = 0; i < num; i++, pList++)
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{
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/* (un)register CLSID and InprocServer32 */
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hr = StringFromGUID2(pList->m_ClsID, szCLSID, CHARS_IN_GUID);
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if (SUCCEEDED(hr))
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{
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if (bRegister )
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hr = SetupRegisterClass(hkey, szCLSID,
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pList->m_Name, szFileName,
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ips32_keyname, tmodel_both);
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else
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hr = RegDeleteTreeW(hkey, szCLSID);
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}
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}
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RegCloseKey(hkey);
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return hr;
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}
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HRESULT WINAPI AMovieSetupRegisterFilter2(const AMOVIESETUP_FILTER *pFilter, IFilterMapper2 *pIFM2, BOOL bRegister)
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{
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if (!pFilter)
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return S_OK;
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if (bRegister)
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{
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{
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REGFILTER2 rf2;
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rf2.dwVersion = 1;
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rf2.dwMerit = pFilter->merit;
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rf2.u.s1.cPins = pFilter->pins;
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rf2.u.s1.rgPins = pFilter->pPin;
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return IFilterMapper2_RegisterFilter(pIFM2, pFilter->clsid, pFilter->name, NULL, &CLSID_LegacyAmFilterCategory, NULL, &rf2);
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}
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}
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else
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return IFilterMapper2_UnregisterFilter(pIFM2, &CLSID_LegacyAmFilterCategory, NULL, pFilter->clsid);
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}
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HRESULT WINAPI AMovieDllRegisterServer2(BOOL bRegister)
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{
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HRESULT hr;
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int i;
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IFilterMapper2 *pIFM2 = NULL;
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WCHAR szFileName[MAX_PATH];
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if (!GetModuleFileNameW(g_hInst, szFileName, MAX_PATH))
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{
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ERR("Failed to get module file name for registration\n");
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return E_FAIL;
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}
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if (bRegister)
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hr = SetupRegisterAllClasses(g_Templates, g_cTemplates, szFileName, TRUE );
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CoInitialize(NULL);
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TRACE("Getting IFilterMapper2\r\n");
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hr = CoCreateInstance(&CLSID_FilterMapper2, NULL, CLSCTX_INPROC_SERVER,
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&IID_IFilterMapper2, (void **)&pIFM2);
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for (i = 0; SUCCEEDED(hr) && i < g_cTemplates; i++)
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hr = AMovieSetupRegisterFilter2(g_Templates[i].m_pAMovieSetup_Filter, pIFM2, bRegister);
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/* release interface */
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if (pIFM2)
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IFilterMapper2_Release(pIFM2);
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/* and clear up */
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CoFreeUnusedLibraries();
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CoUninitialize();
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/* if unregistering, unregister all OLE servers */
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if (SUCCEEDED(hr) && !bRegister)
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hr = SetupRegisterAllClasses(g_Templates, g_cTemplates, szFileName, FALSE);
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return hr;
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}
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/****************************************************************************
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* SetupInitializeServers
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*
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* This function is table driven using the static members of the
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* CFactoryTemplate class defined in the Dll.
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*
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* It calls the initialize function for any class in CFactoryTemplate with
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* one defined.
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*
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****************************************************************************/
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static void SetupInitializeServers(const FactoryTemplate * pList, int num,
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BOOL bLoading)
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{
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int i;
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for (i = 0; i < num; i++, pList++)
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{
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if (pList->m_lpfnInit)
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pList->m_lpfnInit(bLoading, pList->m_ClsID);
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}
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}
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BOOL WINAPI STRMBASE_DllMain(HINSTANCE hInstDLL, DWORD fdwReason, LPVOID lpv)
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{
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switch (fdwReason)
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{
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case DLL_PROCESS_ATTACH:
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g_hInst = hInstDLL;
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DisableThreadLibraryCalls(hInstDLL);
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SetupInitializeServers(g_Templates, g_cTemplates, TRUE);
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break;
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case DLL_PROCESS_DETACH:
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SetupInitializeServers(g_Templates, g_cTemplates, FALSE);
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break;
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}
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return TRUE;
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}
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/******************************************************************************
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* DLL ClassFactory
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*/
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typedef struct {
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IClassFactory IClassFactory_iface;
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LONG ref;
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LPFNNewCOMObject pfnCreateInstance;
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} IClassFactoryImpl;
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static inline IClassFactoryImpl *impl_from_IClassFactory(IClassFactory *iface)
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{
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return CONTAINING_RECORD(iface, IClassFactoryImpl, IClassFactory_iface);
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}
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static HRESULT WINAPI DSCF_QueryInterface(IClassFactory *iface, REFIID riid, void **ppobj)
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{
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if (IsEqualGUID(riid, &IID_IUnknown) ||
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IsEqualGUID(riid, &IID_IClassFactory))
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{
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IClassFactory_AddRef(iface);
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*ppobj = iface;
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return S_OK;
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}
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*ppobj = NULL;
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WARN("(%p)->(%s,%p), not found\n", iface, debugstr_guid(riid), ppobj);
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return E_NOINTERFACE;
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}
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static ULONG WINAPI DSCF_AddRef(IClassFactory *iface)
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{
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IClassFactoryImpl *This = impl_from_IClassFactory(iface);
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return InterlockedIncrement(&This->ref);
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}
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static ULONG WINAPI DSCF_Release(IClassFactory *iface)
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{
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IClassFactoryImpl *This = impl_from_IClassFactory(iface);
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ULONG ref = InterlockedDecrement(&This->ref);
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if (ref == 0)
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HeapFree(GetProcessHeap(), 0, This);
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return ref;
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}
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static HRESULT WINAPI DSCF_CreateInstance(IClassFactory *iface, IUnknown *pOuter,
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REFIID riid, void **ppobj)
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{
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IClassFactoryImpl *This = impl_from_IClassFactory(iface);
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HRESULT hres = ERROR_SUCCESS;
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LPUNKNOWN punk;
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TRACE("(%p)->(%p,%s,%p)\n", This, pOuter, debugstr_guid(riid), ppobj);
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if (!ppobj)
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return E_POINTER;
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/* Enforce the normal OLE rules regarding interfaces and delegation */
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if (pOuter && !IsEqualGUID(riid, &IID_IUnknown))
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return E_NOINTERFACE;
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*ppobj = NULL;
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punk = This->pfnCreateInstance(pOuter, &hres);
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if (!punk)
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{
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/* No object created, update error if it isn't done already and return */
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if (SUCCEEDED(hres))
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hres = E_OUTOFMEMORY;
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return hres;
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}
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if (SUCCEEDED(hres))
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{
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hres = IUnknown_QueryInterface(punk, riid, ppobj);
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}
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/* Releasing the object. If everything was successful, QueryInterface
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should have incremented the refcount once more, otherwise this will
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purge the object. */
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IUnknown_Release(punk);
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return hres;
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}
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static HRESULT WINAPI DSCF_LockServer(IClassFactory *iface, BOOL dolock)
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{
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IClassFactoryImpl *This = impl_from_IClassFactory(iface);
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TRACE("(%p)->(%d)\n",This, dolock);
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if (dolock)
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InterlockedIncrement(&server_locks);
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else
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InterlockedDecrement(&server_locks);
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return S_OK;
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}
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static const IClassFactoryVtbl DSCF_Vtbl =
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{
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DSCF_QueryInterface,
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DSCF_AddRef,
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DSCF_Release,
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DSCF_CreateInstance,
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DSCF_LockServer
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};
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/***********************************************************************
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* DllGetClassObject
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*/
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HRESULT WINAPI STRMBASE_DllGetClassObject(REFCLSID rclsid, REFIID riid, LPVOID *ppv)
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{
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const FactoryTemplate *pList = g_Templates;
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IClassFactoryImpl *factory;
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int i;
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TRACE("(%s,%s,%p)\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv);
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if (!ppv)
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return E_POINTER;
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*ppv = NULL;
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if (!IsEqualGUID(&IID_IClassFactory, riid) &&
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!IsEqualGUID(&IID_IUnknown, riid))
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return E_NOINTERFACE;
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for (i = 0; i < g_cTemplates; i++, pList++)
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{
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if (IsEqualGUID(pList->m_ClsID, rclsid))
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break;
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}
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if (i == g_cTemplates)
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{
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char dllname[MAX_PATH];
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if (!GetModuleFileNameA(g_hInst, dllname, sizeof(dllname)))
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strcpy(dllname, "???");
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ERR("%s: no class found in %s.\n", debugstr_guid(rclsid), dllname);
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return CLASS_E_CLASSNOTAVAILABLE;
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}
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else if (!pList->m_lpfnNew)
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{
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FIXME("%s: class not implemented yet.\n", debugstr_guid(rclsid));
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return CLASS_E_CLASSNOTAVAILABLE;
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}
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factory = HeapAlloc(GetProcessHeap(), 0, sizeof(IClassFactoryImpl));
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if (!factory)
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return E_OUTOFMEMORY;
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factory->IClassFactory_iface.lpVtbl = &DSCF_Vtbl;
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factory->ref = 1;
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factory->pfnCreateInstance = pList->m_lpfnNew;
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*ppv = &factory->IClassFactory_iface;
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return S_OK;
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}
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/***********************************************************************
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* DllCanUnloadNow
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*/
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HRESULT WINAPI STRMBASE_DllCanUnloadNow(void)
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{
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TRACE("\n");
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if (server_locks == 0)
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return S_OK;
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return S_FALSE;
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}
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