devenum: Register legacy am filters in CreateClassEnumerator.
This commit is contained in:
Alexander Dorofeyev
Alexandre Julliard
parent
de70686f17
commit
e49eb1d60e
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@ -44,6 +44,14 @@ static const WCHAR wszActiveMovieKey[] = {'S','o','f','t','w','a','r','e','\\',
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'M','i','c','r','o','s','o','f','t','\\',
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'M','i','c','r','o','s','o','f','t','\\',
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'A','c','t','i','v','e','M','o','v','i','e','\\',
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'A','c','t','i','v','e','M','o','v','i','e','\\',
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'd','e','v','e','n','u','m','\\',0};
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'd','e','v','e','n','u','m','\\',0};
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static const WCHAR wszFilterKeyName[] = {'F','i','l','t','e','r',0};
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static const WCHAR wszMeritName[] = {'M','e','r','i','t',0};
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static const WCHAR wszPins[] = {'P','i','n','s',0};
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static const WCHAR wszAllowedMany[] = {'A','l','l','o','w','e','d','M','a','n','y',0};
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static const WCHAR wszAllowedZero[] = {'A','l','l','o','w','e','d','Z','e','r','o',0};
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static const WCHAR wszDirection[] = {'D','i','r','e','c','t','i','o','n',0};
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static const WCHAR wszIsRendered[] = {'I','s','R','e','n','d','e','r','e','d',0};
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static const WCHAR wszTypes[] = {'T','y','p','e','s',0};
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static ULONG WINAPI DEVENUM_ICreateDevEnum_AddRef(ICreateDevEnum * iface);
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static ULONG WINAPI DEVENUM_ICreateDevEnum_AddRef(ICreateDevEnum * iface);
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static HRESULT DEVENUM_CreateSpecialCategories(void);
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static HRESULT DEVENUM_CreateSpecialCategories(void);
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@ -125,6 +133,323 @@ HRESULT DEVENUM_GetCategoryKey(REFCLSID clsidDeviceClass, HKEY *pBaseKey, WCHAR
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return S_OK;
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return S_OK;
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}
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}
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static void DEVENUM_ReadPinTypes(HKEY hkeyPinKey, REGFILTERPINS *rgPin)
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{
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HKEY hkeyTypes = NULL;
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DWORD dwMajorTypes, i;
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REGPINTYPES *lpMediaType = NULL;
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DWORD dwMediaTypeSize = 0;
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if (RegOpenKeyExW(hkeyPinKey, wszTypes, 0, KEY_READ, &hkeyTypes) != ERROR_SUCCESS)
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return ;
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if (RegQueryInfoKeyW(hkeyTypes, NULL, NULL, NULL, &dwMajorTypes, NULL, NULL, NULL, NULL, NULL, NULL, NULL)
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!= ERROR_SUCCESS)
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{
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RegCloseKey(hkeyTypes);
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return ;
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}
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for (i = 0; i < dwMajorTypes; i++)
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{
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HKEY hkeyMajorType = NULL;
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WCHAR wszMajorTypeName[64];
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DWORD cName = sizeof(wszMajorTypeName) / sizeof(WCHAR);
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DWORD dwMinorTypes, i1;
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if (RegEnumKeyExW(hkeyTypes, i, wszMajorTypeName, &cName, NULL, NULL, NULL, NULL) != ERROR_SUCCESS) continue;
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if (RegOpenKeyExW(hkeyTypes, wszMajorTypeName, 0, KEY_READ, &hkeyMajorType) != ERROR_SUCCESS) continue;
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if (RegQueryInfoKeyW(hkeyMajorType, NULL, NULL, NULL, &dwMinorTypes, NULL, NULL, NULL, NULL, NULL, NULL, NULL)
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!= ERROR_SUCCESS)
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{
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RegCloseKey(hkeyMajorType);
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continue;
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}
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for (i1 = 0; i1 < dwMinorTypes; i1++)
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{
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WCHAR wszMinorTypeName[64];
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DWORD cName = sizeof(wszMinorTypeName) / sizeof(WCHAR);
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CLSID *clsMajorType = NULL, *clsMinorType = NULL;
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HRESULT hr;
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if (RegEnumKeyExW(hkeyMajorType, i1, wszMinorTypeName, &cName, NULL, NULL, NULL, NULL) != ERROR_SUCCESS) continue;
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clsMinorType = CoTaskMemAlloc(sizeof(CLSID));
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if (!clsMinorType) continue;
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clsMajorType = CoTaskMemAlloc(sizeof(CLSID));
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if (!clsMajorType) goto error_cleanup_types;
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hr = CLSIDFromString(wszMinorTypeName, clsMinorType);
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if (FAILED(hr)) goto error_cleanup_types;
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hr = CLSIDFromString(wszMajorTypeName, clsMajorType);
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if (FAILED(hr)) goto error_cleanup_types;
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if (rgPin->nMediaTypes == dwMediaTypeSize)
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{
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DWORD dwNewSize = dwMediaTypeSize + (dwMediaTypeSize < 2) ? 1 : dwMediaTypeSize / 2;
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REGPINTYPES *lpNewMediaType;
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lpNewMediaType = CoTaskMemRealloc(lpMediaType, sizeof(REGPINTYPES) * dwNewSize);
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if (!lpNewMediaType) goto error_cleanup_types;
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lpMediaType = lpNewMediaType;
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dwMediaTypeSize = dwNewSize;
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}
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lpMediaType[rgPin->nMediaTypes].clsMajorType = clsMajorType;
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lpMediaType[rgPin->nMediaTypes].clsMinorType = clsMinorType;
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rgPin->nMediaTypes++;
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continue;
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error_cleanup_types:
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if (clsMajorType) CoTaskMemFree(clsMajorType);
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if (clsMinorType) CoTaskMemFree(clsMinorType);
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}
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RegCloseKey(hkeyMajorType);
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}
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RegCloseKey(hkeyTypes);
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if (lpMediaType && !rgPin->nMediaTypes)
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{
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CoTaskMemFree(lpMediaType);
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lpMediaType = NULL;
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}
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rgPin->lpMediaType = lpMediaType;
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}
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static void DEVENUM_ReadPins(HKEY hkeyFilterClass, REGFILTER2 *rgf2)
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{
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HKEY hkeyPins = NULL;
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DWORD dwPinsSubkeys, i;
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REGFILTERPINS *rgPins = NULL;
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if (RegOpenKeyExW(hkeyFilterClass, wszPins, 0, KEY_READ, &hkeyPins) != ERROR_SUCCESS)
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return ;
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if (RegQueryInfoKeyW(hkeyPins, NULL, NULL, NULL, &dwPinsSubkeys, NULL, NULL, NULL, NULL, NULL, NULL, NULL)
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!= ERROR_SUCCESS)
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{
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RegCloseKey(hkeyPins);
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return ;
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}
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if (dwPinsSubkeys)
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{
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rgPins = CoTaskMemAlloc(sizeof(REGFILTERPINS) * dwPinsSubkeys);
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if (!rgPins)
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{
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RegCloseKey(hkeyPins);
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return ;
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}
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}
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for (i = 0; i < dwPinsSubkeys; i++)
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{
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HKEY hkeyPinKey = NULL;
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WCHAR wszPinName[MAX_PATH];
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DWORD cName = sizeof(wszPinName) / sizeof(WCHAR);
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DWORD Type, cbData;
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REGFILTERPINS *rgPin = &rgPins[rgf2->u.s.cPins];
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LONG lRet;
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rgPin->strName = NULL;
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rgPin->clsConnectsToFilter = &GUID_NULL;
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rgPin->strConnectsToPin = NULL;
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rgPin->nMediaTypes = 0;
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rgPin->lpMediaType = NULL;
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if (RegEnumKeyExW(hkeyPins, i, wszPinName, &cName, NULL, NULL, NULL, NULL) != ERROR_SUCCESS) continue;
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if (RegOpenKeyExW(hkeyPins, wszPinName, 0, KEY_READ, &hkeyPinKey) != ERROR_SUCCESS) continue;
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rgPin->strName = CoTaskMemAlloc((strlenW(wszPinName) + 1) * sizeof(WCHAR));
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if (!rgPin->strName) goto error_cleanup;
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strcpyW(rgPin->strName, wszPinName);
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cbData = sizeof(rgPin->bMany);
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lRet = RegQueryValueExW(hkeyPinKey, wszAllowedMany, NULL, &Type, (LPBYTE)&rgPin->bMany, &cbData);
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if (lRet != ERROR_SUCCESS || Type != REG_DWORD)
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goto error_cleanup;
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cbData = sizeof(rgPin->bZero);
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lRet = RegQueryValueExW(hkeyPinKey, wszAllowedZero, NULL, &Type, (LPBYTE)&rgPin->bZero, &cbData);
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if (lRet != ERROR_SUCCESS || Type != REG_DWORD)
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goto error_cleanup;
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cbData = sizeof(rgPin->bOutput);
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lRet = RegQueryValueExW(hkeyPinKey, wszDirection, NULL, &Type, (LPBYTE)&rgPin->bOutput, &cbData);
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if (lRet != ERROR_SUCCESS || Type != REG_DWORD)
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goto error_cleanup;
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cbData = sizeof(rgPin->bRendered);
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lRet = RegQueryValueExW(hkeyPinKey, wszIsRendered, NULL, &Type, (LPBYTE)&rgPin->bRendered, &cbData);
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if (lRet != ERROR_SUCCESS || Type != REG_DWORD)
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goto error_cleanup;
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DEVENUM_ReadPinTypes(hkeyPinKey, rgPin);
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++rgf2->u.s.cPins;
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continue;
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error_cleanup:
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RegCloseKey(hkeyPinKey);
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if (rgPin->strName) CoTaskMemFree(rgPin->strName);
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}
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RegCloseKey(hkeyPins);
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if (rgPins && !rgf2->u.s.cPins)
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{
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CoTaskMemFree(rgPins);
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rgPins = NULL;
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}
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rgf2->u.s.rgPins = rgPins;
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}
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static HRESULT DEVENUM_RegisterLegacyAmFilters()
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{
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HKEY hkeyFilter = NULL;
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DWORD dwFilterSubkeys, i;
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LONG lRet;
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IFilterMapper2 *pMapper = NULL;
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HRESULT hr;
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hr = CoCreateInstance(&CLSID_FilterMapper2, NULL, CLSCTX_INPROC,
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&IID_IFilterMapper2, (void **) &pMapper);
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if (SUCCEEDED(hr))
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{
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lRet = RegOpenKeyExW(HKEY_CLASSES_ROOT, wszFilterKeyName, 0, KEY_READ, &hkeyFilter);
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hr = HRESULT_FROM_WIN32(lRet);
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}
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if (SUCCEEDED(hr))
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{
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lRet = RegQueryInfoKeyW(hkeyFilter, NULL, NULL, NULL, &dwFilterSubkeys, NULL, NULL, NULL, NULL, NULL, NULL, NULL);
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hr = HRESULT_FROM_WIN32(lRet);
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}
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if (SUCCEEDED(hr))
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{
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for (i = 0; i < dwFilterSubkeys; i++)
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{
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WCHAR wszFilterSubkeyName[64];
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DWORD cName = sizeof(wszFilterSubkeyName) / sizeof(WCHAR);
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HKEY hkeyCategoryBaseKey;
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WCHAR wszRegKey[MAX_PATH];
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HKEY hkeyInstance = NULL;
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HRESULT hr;
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if (RegEnumKeyExW(hkeyFilter, i, wszFilterSubkeyName, &cName, NULL, NULL, NULL, NULL) != ERROR_SUCCESS) continue;
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hr = DEVENUM_GetCategoryKey(&CLSID_LegacyAmFilterCategory, &hkeyCategoryBaseKey, wszRegKey, MAX_PATH);
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if (FAILED(hr)) continue;
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strcatW(wszRegKey, wszRegSeparator);
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strcatW(wszRegKey, wszFilterSubkeyName);
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if (RegOpenKeyExW(HKEY_CLASSES_ROOT, wszRegKey, 0, KEY_READ, &hkeyInstance) == ERROR_SUCCESS)
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{
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RegCloseKey(hkeyInstance);
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}
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else
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{
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/* Filter is registered the IFilterMapper(1)-way in HKCR\Filter. Needs to be added to
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* legacy am filter category. */
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HKEY hkeyFilterClass = NULL;
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REGFILTER2 rgf2;
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CLSID clsidFilter;
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WCHAR wszFilterName[MAX_PATH];
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DWORD Type;
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DWORD cbData;
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HRESULT res;
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IMoniker *pMoniker = NULL;
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TRACE("Registering %s\n", debugstr_w(wszFilterSubkeyName));
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strcpyW(wszRegKey, clsid_keyname);
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strcatW(wszRegKey, wszRegSeparator);
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strcatW(wszRegKey, wszFilterSubkeyName);
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if (RegOpenKeyExW(HKEY_CLASSES_ROOT, wszRegKey, 0, KEY_READ, &hkeyFilterClass) != ERROR_SUCCESS)
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continue;
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rgf2.dwVersion = 1;
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rgf2.dwMerit = 0;
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rgf2.u.s.cPins = 0;
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rgf2.u.s.rgPins = NULL;
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cbData = sizeof(wszFilterName);
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if (RegQueryValueExW(hkeyFilterClass, NULL, NULL, &Type, (LPBYTE)wszFilterName, &cbData) != ERROR_SUCCESS ||
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Type != REG_SZ)
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goto cleanup;
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cbData = sizeof(rgf2.dwMerit);
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if (RegQueryValueExW(hkeyFilterClass, wszMeritName, NULL, &Type, (LPBYTE)&rgf2.dwMerit, &cbData) != ERROR_SUCCESS ||
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Type != REG_DWORD)
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goto cleanup;
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DEVENUM_ReadPins(hkeyFilterClass, &rgf2);
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res = CLSIDFromString(wszFilterSubkeyName, &clsidFilter);
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if (FAILED(res)) goto cleanup;
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IFilterMapper2_RegisterFilter(pMapper, &clsidFilter, wszFilterName, &pMoniker, NULL, NULL, &rgf2);
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if (pMoniker)
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IMoniker_Release(pMoniker);
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cleanup:
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if (hkeyFilterClass) RegCloseKey(hkeyFilterClass);
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if (rgf2.u.s.rgPins)
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{
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UINT iPin;
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for (iPin = 0; iPin < rgf2.u.s.cPins; iPin++)
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{
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CoTaskMemFree(rgf2.u.s.rgPins[iPin].strName);
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if (rgf2.u.s.rgPins[iPin].lpMediaType)
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{
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UINT iType;
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for (iType = 0; iType < rgf2.u.s.rgPins[iPin].nMediaTypes; iType++)
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{
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CoTaskMemFree((void*)rgf2.u.s.rgPins[iPin].lpMediaType[iType].clsMajorType);
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CoTaskMemFree((void*)rgf2.u.s.rgPins[iPin].lpMediaType[iType].clsMinorType);
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}
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CoTaskMemFree((void*)rgf2.u.s.rgPins[iPin].lpMediaType);
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}
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}
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CoTaskMemFree((void*)rgf2.u.s.rgPins);
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}
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}
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}
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}
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if (hkeyFilter) RegCloseKey(hkeyFilter);
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if (pMapper)
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IFilterMapper2_Release(pMapper);
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return S_OK;
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}
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/**********************************************************************
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/**********************************************************************
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* DEVENUM_ICreateDevEnum_CreateClassEnumerator
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* DEVENUM_ICreateDevEnum_CreateClassEnumerator
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*/
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*/
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@ -147,6 +472,11 @@ HRESULT WINAPI DEVENUM_ICreateDevEnum_CreateClassEnumerator(
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*ppEnumMoniker = NULL;
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*ppEnumMoniker = NULL;
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if (IsEqualGUID(clsidDeviceClass, &CLSID_LegacyAmFilterCategory))
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{
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DEVENUM_RegisterLegacyAmFilters();
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}
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hr = DEVENUM_GetCategoryKey(clsidDeviceClass, &hbasekey, wszRegKey, MAX_PATH);
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hr = DEVENUM_GetCategoryKey(clsidDeviceClass, &hbasekey, wszRegKey, MAX_PATH);
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if (FAILED(hr))
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if (FAILED(hr))
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||||||
return hr;
|
return hr;
|
||||||
|
|
|
||||||
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Reference in New Issue