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/*
* Comcat implementation
*
* Copyright (C) 2002 John K. Hohm
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <string.h>
#include <stdarg.h>
#define COBJMACROS
#include "windef.h"
#include "winbase.h"
#include "winuser.h"
#include "winreg.h"
#include "winerror.h"
#include "ole2.h"
#include "comcat.h"
#include "wine/unicode.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(ole);
static const ICatRegisterVtbl COMCAT_ICatRegister_Vtbl;
static const ICatInformationVtbl COMCAT_ICatInformation_Vtbl;
typedef struct
{
ICatRegister ICatRegister_iface;
ICatInformation ICatInformation_iface;
} ComCatMgrImpl;
/* static ComCatMgr instance */
static ComCatMgrImpl COMCAT_ComCatMgr =
{
{ &COMCAT_ICatRegister_Vtbl },
{ &COMCAT_ICatInformation_Vtbl }
};
struct class_categories {
LPCWSTR impl_strings;
LPCWSTR req_strings;
};
static LPENUMCATEGORYINFO COMCAT_IEnumCATEGORYINFO_Construct(LCID lcid);
static LPENUMGUID COMCAT_CLSID_IEnumGUID_Construct(struct class_categories *class_categories);
static LPENUMGUID COMCAT_CATID_IEnumGUID_Construct(REFCLSID rclsid, LPCWSTR impl_req);
/**********************************************************************
* File-scope string constants
*/
static const WCHAR comcat_keyname[] = {
'C','o','m','p','o','n','e','n','t',' ','C','a','t','e','g','o','r','i','e','s',0 };
static const WCHAR impl_keyname[] = {
'I','m','p','l','e','m','e','n','t','e','d',' ','C','a','t','e','g','o','r','i','e','s',0 };
static const WCHAR req_keyname[] = {
'R','e','q','u','i','r','e','d',' ','C','a','t','e','g','o','r','i','e','s',0 };
static const WCHAR clsid_keyname[] = { 'C','L','S','I','D',0 };
/**********************************************************************
* COMCAT_RegisterClassCategories
*/
static HRESULT COMCAT_RegisterClassCategories(
REFCLSID rclsid,
LPCWSTR type,
ULONG cCategories,
const CATID *rgcatid)
{
WCHAR keyname[39];
HRESULT res;
HKEY clsid_key, class_key, type_key;
if (cCategories && rgcatid == NULL) return E_POINTER;
/* Format the class key name. */
res = StringFromGUID2(rclsid, keyname, 39);
if (FAILED(res)) return res;
/* Create (or open) the CLSID key. */
res = RegCreateKeyExW(HKEY_CLASSES_ROOT, clsid_keyname, 0, NULL, 0,
KEY_READ | KEY_WRITE, NULL, &clsid_key, NULL);
if (res != ERROR_SUCCESS) return E_FAIL;
/* Create (or open) the class key. */
res = RegCreateKeyExW(clsid_key, keyname, 0, NULL, 0,
KEY_READ | KEY_WRITE, NULL, &class_key, NULL);
if (res == ERROR_SUCCESS) {
/* Create (or open) the category type key. */
res = RegCreateKeyExW(class_key, type, 0, NULL, 0,
KEY_READ | KEY_WRITE, NULL, &type_key, NULL);
if (res == ERROR_SUCCESS) {
for (; cCategories; --cCategories, ++rgcatid) {
HKEY key;
/* Format the category key name. */
res = StringFromGUID2(rgcatid, keyname, 39);
if (FAILED(res)) continue;
/* Do the register. */
res = RegCreateKeyExW(type_key, keyname, 0, NULL, 0,
KEY_READ | KEY_WRITE, NULL, &key, NULL);
if (res == ERROR_SUCCESS) RegCloseKey(key);
}
res = S_OK;
} else res = E_FAIL;
RegCloseKey(class_key);
} else res = E_FAIL;
RegCloseKey(clsid_key);
return res;
}
/**********************************************************************
* COMCAT_UnRegisterClassCategories
*/
static HRESULT COMCAT_UnRegisterClassCategories(
REFCLSID rclsid,
LPCWSTR type,
ULONG cCategories,
const CATID *rgcatid)
{
WCHAR keyname[68] = { 'C', 'L', 'S', 'I', 'D', '\\' };
HRESULT res;
HKEY type_key;
if (cCategories && rgcatid == NULL) return E_POINTER;
/* Format the class category type key name. */
res = StringFromGUID2(rclsid, keyname + 6, 39);
if (FAILED(res)) return res;
keyname[44] = '\\';
lstrcpyW(keyname + 45, type);
/* Open the class category type key. */
res = RegOpenKeyExW(HKEY_CLASSES_ROOT, keyname, 0,
KEY_READ | KEY_WRITE, &type_key);
if (res != ERROR_SUCCESS) return E_FAIL;
for (; cCategories; --cCategories, ++rgcatid) {
/* Format the category key name. */
res = StringFromGUID2(rgcatid, keyname, 39);
if (FAILED(res)) continue;
/* Do the unregister. */
RegDeleteKeyW(type_key, keyname);
}
RegCloseKey(type_key);
return S_OK;
}
/**********************************************************************
* COMCAT_GetCategoryDesc
*/
static HRESULT COMCAT_GetCategoryDesc(HKEY key, LCID lcid, PWCHAR pszDesc,
ULONG buf_wchars)
{
static const WCHAR fmt[] = { '%', 'l', 'X', 0 };
WCHAR valname[5];
HRESULT res;
DWORD type, size = (buf_wchars - 1) * sizeof(WCHAR);
if (pszDesc == NULL) return E_INVALIDARG;
/* FIXME: lcid comparisons are more complex than this! */
wsprintfW(valname, fmt, lcid);
res = RegQueryValueExW(key, valname, 0, &type, (LPBYTE)pszDesc, &size);
if (res != ERROR_SUCCESS || type != REG_SZ) {
FIXME("Simplified lcid comparison\n");
return CAT_E_NODESCRIPTION;
}
pszDesc[size / sizeof(WCHAR)] = 0;
return S_OK;
}
/**********************************************************************
* COMCAT_PrepareClassCategories
*/
static struct class_categories *COMCAT_PrepareClassCategories(
ULONG impl_count, const CATID *impl_catids, ULONG req_count, const CATID *req_catids)
{
struct class_categories *categories;
WCHAR *strings;
categories = HeapAlloc(
GetProcessHeap(), HEAP_ZERO_MEMORY,
sizeof(struct class_categories) +
((impl_count + req_count) * 39 + 2) * sizeof(WCHAR));
if (categories == NULL) return categories;
strings = (WCHAR *)(categories + 1);
categories->impl_strings = strings;
while (impl_count--) {
StringFromGUID2(impl_catids++, strings, 39);
strings += 39;
}
*strings++ = 0;
categories->req_strings = strings;
while (req_count--) {
StringFromGUID2(req_catids++, strings, 39);
strings += 39;
}
*strings++ = 0;
return categories;
}
/**********************************************************************
* COMCAT_IsClassOfCategories
*/
static HRESULT COMCAT_IsClassOfCategories(
HKEY key,
struct class_categories const* categories)
{
HKEY subkey;
HRESULT res;
DWORD index;
LPCWSTR string;
/* Check that every given category is implemented by class. */
if (*categories->impl_strings) {
res = RegOpenKeyExW(key, impl_keyname, 0, KEY_READ, &subkey);
if (res != ERROR_SUCCESS) return S_FALSE;
for (string = categories->impl_strings; *string; string += 39) {
HKEY catkey;
res = RegOpenKeyExW(subkey, string, 0, 0, &catkey);
if (res != ERROR_SUCCESS) {
RegCloseKey(subkey);
return S_FALSE;
}
RegCloseKey(catkey);
}
RegCloseKey(subkey);
}
/* Check that all categories required by class are given. */
res = RegOpenKeyExW(key, req_keyname, 0, KEY_READ, &subkey);
if (res == ERROR_SUCCESS) {
for (index = 0; ; ++index) {
WCHAR keyname[39];
DWORD size = 39;
res = RegEnumKeyExW(subkey, index, keyname, &size,
NULL, NULL, NULL, NULL);
if (res != ERROR_SUCCESS && res != ERROR_MORE_DATA) break;
if (size != 38) continue; /* bogus catid in registry */
for (string = categories->req_strings; *string; string += 39)
if (!strcmpiW(string, keyname)) break;
if (!*string) {
RegCloseKey(subkey);
return S_FALSE;
}
}
RegCloseKey(subkey);
}
return S_OK;
}
/**********************************************************************
* COMCAT_ICatRegister_QueryInterface
*/
static HRESULT WINAPI COMCAT_ICatRegister_QueryInterface(
LPCATREGISTER iface,
REFIID riid,
LPVOID *ppvObj)
{
TRACE("%s\n",debugstr_guid(riid));
if (ppvObj == NULL) return E_POINTER;
if (IsEqualGUID(riid, &IID_IUnknown) || IsEqualGUID(riid, &IID_ICatRegister)) {
*ppvObj = iface;
ICatRegister_AddRef(iface);
return S_OK;
}
if (IsEqualGUID(riid, &IID_ICatInformation)) {
*ppvObj = &COMCAT_ComCatMgr.ICatInformation_iface;
ICatRegister_AddRef(iface);
return S_OK;
}
return E_NOINTERFACE;
}
/**********************************************************************
* COMCAT_ICatRegister_AddRef
*/
static ULONG WINAPI COMCAT_ICatRegister_AddRef(LPCATREGISTER iface)
{
return 2; /* non-heap based object */
}
/**********************************************************************
* COMCAT_ICatRegister_Release
*/
static ULONG WINAPI COMCAT_ICatRegister_Release(LPCATREGISTER iface)
{
return 1; /* non-heap based object */
}
/**********************************************************************
* COMCAT_ICatRegister_RegisterCategories
*/
static HRESULT WINAPI COMCAT_ICatRegister_RegisterCategories(
LPCATREGISTER iface,
ULONG cCategories,
CATEGORYINFO *rgci)
{
HKEY comcat_key;
HRESULT res;
TRACE("\n");
if (cCategories && rgci == NULL)
return E_POINTER;
/* Create (or open) the component categories key. */
res = RegCreateKeyExW(HKEY_CLASSES_ROOT, comcat_keyname, 0, NULL, 0,
KEY_READ | KEY_WRITE, NULL, &comcat_key, NULL);
if (res != ERROR_SUCCESS) return E_FAIL;
for (; cCategories; --cCategories, ++rgci) {
static const WCHAR fmt[] = { '%', 'l', 'X', 0 };
WCHAR keyname[39];
WCHAR valname[9];
HKEY cat_key;
/* Create (or open) the key for this category. */
if (!StringFromGUID2(&rgci->catid, keyname, 39)) continue;
res = RegCreateKeyExW(comcat_key, keyname, 0, NULL, 0,
KEY_READ | KEY_WRITE, NULL, &cat_key, NULL);
if (res != ERROR_SUCCESS) continue;
/* Set the value for this locale's description. */
wsprintfW(valname, fmt, rgci->lcid);
RegSetValueExW(cat_key, valname, 0, REG_SZ,
(CONST BYTE*)(rgci->szDescription),
(lstrlenW(rgci->szDescription) + 1) * sizeof(WCHAR));
RegCloseKey(cat_key);
}
RegCloseKey(comcat_key);
return S_OK;
}
/**********************************************************************
* COMCAT_ICatRegister_UnRegisterCategories
*/
static HRESULT WINAPI COMCAT_ICatRegister_UnRegisterCategories(
LPCATREGISTER iface,
ULONG cCategories,
CATID *rgcatid)
{
HKEY comcat_key;
HRESULT res;
TRACE("\n");
if (cCategories && rgcatid == NULL)
return E_POINTER;
/* Open the component categories key. */
res = RegOpenKeyExW(HKEY_CLASSES_ROOT, comcat_keyname, 0,
KEY_READ | KEY_WRITE, &comcat_key);
if (res != ERROR_SUCCESS) return E_FAIL;
for (; cCategories; --cCategories, ++rgcatid) {
WCHAR keyname[39];
/* Delete the key for this category. */
if (!StringFromGUID2(rgcatid, keyname, 39)) continue;
RegDeleteKeyW(comcat_key, keyname);
}
RegCloseKey(comcat_key);
return S_OK;
}
/**********************************************************************
* COMCAT_ICatRegister_RegisterClassImplCategories
*/
static HRESULT WINAPI COMCAT_ICatRegister_RegisterClassImplCategories(
LPCATREGISTER iface,
REFCLSID rclsid,
ULONG cCategories,
CATID *rgcatid)
{
TRACE("\n");
return COMCAT_RegisterClassCategories(
rclsid, impl_keyname, cCategories, rgcatid);
}
/**********************************************************************
* COMCAT_ICatRegister_UnRegisterClassImplCategories
*/
static HRESULT WINAPI COMCAT_ICatRegister_UnRegisterClassImplCategories(
LPCATREGISTER iface,
REFCLSID rclsid,
ULONG cCategories,
CATID *rgcatid)
{
TRACE("\n");
return COMCAT_UnRegisterClassCategories(
rclsid, impl_keyname, cCategories, rgcatid);
}
/**********************************************************************
* COMCAT_ICatRegister_RegisterClassReqCategories
*/
static HRESULT WINAPI COMCAT_ICatRegister_RegisterClassReqCategories(
LPCATREGISTER iface,
REFCLSID rclsid,
ULONG cCategories,
CATID *rgcatid)
{
TRACE("\n");
return COMCAT_RegisterClassCategories(
rclsid, req_keyname, cCategories, rgcatid);
}
/**********************************************************************
* COMCAT_ICatRegister_UnRegisterClassReqCategories
*/
static HRESULT WINAPI COMCAT_ICatRegister_UnRegisterClassReqCategories(
LPCATREGISTER iface,
REFCLSID rclsid,
ULONG cCategories,
CATID *rgcatid)
{
TRACE("\n");
return COMCAT_UnRegisterClassCategories(
rclsid, req_keyname, cCategories, rgcatid);
}
/**********************************************************************
* COMCAT_ICatInformation_QueryInterface
*/
static HRESULT WINAPI COMCAT_ICatInformation_QueryInterface(
LPCATINFORMATION iface,
REFIID riid,
LPVOID *ppvObj)
{
return ICatRegister_QueryInterface(&COMCAT_ComCatMgr.ICatRegister_iface, riid, ppvObj);
}
/**********************************************************************
* COMCAT_ICatInformation_AddRef
*/
static ULONG WINAPI COMCAT_ICatInformation_AddRef(LPCATINFORMATION iface)
{
return ICatRegister_AddRef(&COMCAT_ComCatMgr.ICatRegister_iface);
}
/**********************************************************************
* COMCAT_ICatInformation_Release
*/
static ULONG WINAPI COMCAT_ICatInformation_Release(LPCATINFORMATION iface)
{
return ICatRegister_Release(&COMCAT_ComCatMgr.ICatRegister_iface);
}
/**********************************************************************
* COMCAT_ICatInformation_EnumCategories
*/
static HRESULT WINAPI COMCAT_ICatInformation_EnumCategories(
LPCATINFORMATION iface,
LCID lcid,
LPENUMCATEGORYINFO *ppenumCatInfo)
{
TRACE("\n");
if (ppenumCatInfo == NULL) return E_POINTER;
*ppenumCatInfo = COMCAT_IEnumCATEGORYINFO_Construct(lcid);
if (*ppenumCatInfo == NULL) return E_OUTOFMEMORY;
IEnumCATEGORYINFO_AddRef(*ppenumCatInfo);
return S_OK;
}
/**********************************************************************
* COMCAT_ICatInformation_GetCategoryDesc
*/
static HRESULT WINAPI COMCAT_ICatInformation_GetCategoryDesc(
LPCATINFORMATION iface,
REFCATID rcatid,
LCID lcid,
PWCHAR *ppszDesc)
{
WCHAR keyname[60] = { 'C', 'o', 'm', 'p', 'o', 'n', 'e', 'n',
't', ' ', 'C', 'a', 't', 'e', 'g', 'o',
'r', 'i', 'e', 's', '\\', 0 };
HKEY key;
HRESULT res;
TRACE("CATID: %s LCID: %x\n",debugstr_guid(rcatid), lcid);
if (rcatid == NULL || ppszDesc == NULL) return E_INVALIDARG;
/* Open the key for this category. */
if (!StringFromGUID2(rcatid, keyname + 21, 39)) return E_FAIL;
res = RegOpenKeyExW(HKEY_CLASSES_ROOT, keyname, 0, KEY_READ, &key);
if (res != ERROR_SUCCESS) return CAT_E_CATIDNOEXIST;
/* Allocate a sensible amount of memory for the description. */
*ppszDesc = CoTaskMemAlloc(128 * sizeof(WCHAR));
if (*ppszDesc == NULL) {
RegCloseKey(key);
return E_OUTOFMEMORY;
}
/* Get the description, and make sure it's null terminated. */
res = COMCAT_GetCategoryDesc(key, lcid, *ppszDesc, 128);
RegCloseKey(key);
if (FAILED(res)) {
CoTaskMemFree(*ppszDesc);
return res;
}
return S_OK;
}
/**********************************************************************
* COMCAT_ICatInformation_EnumClassesOfCategories
*/
static HRESULT WINAPI COMCAT_ICatInformation_EnumClassesOfCategories(
LPCATINFORMATION iface,
ULONG cImplemented,
CATID *rgcatidImpl,
ULONG cRequired,
CATID *rgcatidReq,
LPENUMCLSID *ppenumCLSID)
{
struct class_categories *categories;
TRACE("\n");
if (cImplemented == (ULONG)-1)
cImplemented = 0;
if (cRequired == (ULONG)-1)
cRequired = 0;
if (ppenumCLSID == NULL ||
(cImplemented && rgcatidImpl == NULL) ||
(cRequired && rgcatidReq == NULL)) return E_POINTER;
categories = COMCAT_PrepareClassCategories(cImplemented, rgcatidImpl,
cRequired, rgcatidReq);
if (categories == NULL) return E_OUTOFMEMORY;
*ppenumCLSID = COMCAT_CLSID_IEnumGUID_Construct(categories);
if (*ppenumCLSID == NULL) {
HeapFree(GetProcessHeap(), 0, categories);
return E_OUTOFMEMORY;
}
IEnumGUID_AddRef(*ppenumCLSID);
return S_OK;
}
/**********************************************************************
* COMCAT_ICatInformation_IsClassOfCategories
*/
static HRESULT WINAPI COMCAT_ICatInformation_IsClassOfCategories(
LPCATINFORMATION iface,
REFCLSID rclsid,
ULONG cImplemented,
CATID *rgcatidImpl,
ULONG cRequired,
CATID *rgcatidReq)
{
WCHAR keyname[45] = { 'C', 'L', 'S', 'I', 'D', '\\', 0 };
HRESULT res;
struct class_categories *categories;
HKEY key;
if (WINE_TRACE_ON(ole)) {
ULONG count;
TRACE("CLSID: %s Implemented %u\n",debugstr_guid(rclsid),cImplemented);
for (count = 0; count < cImplemented; ++count)
TRACE(" %s\n",debugstr_guid(&rgcatidImpl[count]));
TRACE("Required %u\n",cRequired);
for (count = 0; count < cRequired; ++count)
TRACE(" %s\n",debugstr_guid(&rgcatidReq[count]));
}
if ((cImplemented && rgcatidImpl == NULL) ||
(cRequired && rgcatidReq == NULL)) return E_POINTER;
res = StringFromGUID2(rclsid, keyname + 6, 39);
if (FAILED(res)) return res;
categories = COMCAT_PrepareClassCategories(cImplemented, rgcatidImpl,
cRequired, rgcatidReq);
if (categories == NULL) return E_OUTOFMEMORY;
res = RegOpenKeyExW(HKEY_CLASSES_ROOT, keyname, 0, KEY_READ, &key);
if (res == ERROR_SUCCESS) {
res = COMCAT_IsClassOfCategories(key, categories);
RegCloseKey(key);
} else res = S_FALSE;
HeapFree(GetProcessHeap(), 0, categories);
return res;
}
/**********************************************************************
* COMCAT_ICatInformation_EnumImplCategoriesOfClass
*/
static HRESULT WINAPI COMCAT_ICatInformation_EnumImplCategoriesOfClass(
LPCATINFORMATION iface,
REFCLSID rclsid,
LPENUMCATID *ppenumCATID)
{
static const WCHAR postfix[24] = { '\\', 'I', 'm', 'p', 'l', 'e', 'm', 'e',
'n', 't', 'e', 'd', ' ', 'C', 'a', 't',
'e', 'g', 'o', 'r', 'i', 'e', 's', 0 };
TRACE("%s\n",debugstr_guid(rclsid));
if (rclsid == NULL || ppenumCATID == NULL)
return E_POINTER;
*ppenumCATID = COMCAT_CATID_IEnumGUID_Construct(rclsid, postfix);
if (*ppenumCATID == NULL) return E_OUTOFMEMORY;
return S_OK;
}
/**********************************************************************
* COMCAT_ICatInformation_EnumReqCategoriesOfClass
*/
static HRESULT WINAPI COMCAT_ICatInformation_EnumReqCategoriesOfClass(
LPCATINFORMATION iface,
REFCLSID rclsid,
LPENUMCATID *ppenumCATID)
{
static const WCHAR postfix[21] = { '\\', 'R', 'e', 'q', 'u', 'i', 'r', 'e',
'd', ' ', 'C', 'a', 't', 'e', 'g', 'o',
'r', 'i', 'e', 's', 0 };
TRACE("%s\n",debugstr_guid(rclsid));
if (rclsid == NULL || ppenumCATID == NULL)
return E_POINTER;
*ppenumCATID = COMCAT_CATID_IEnumGUID_Construct(rclsid, postfix);
if (*ppenumCATID == NULL) return E_OUTOFMEMORY;
return S_OK;
}
/**********************************************************************
* COMCAT_ICatRegister_Vtbl
*/
static const ICatRegisterVtbl COMCAT_ICatRegister_Vtbl =
{
COMCAT_ICatRegister_QueryInterface,
COMCAT_ICatRegister_AddRef,
COMCAT_ICatRegister_Release,
COMCAT_ICatRegister_RegisterCategories,
COMCAT_ICatRegister_UnRegisterCategories,
COMCAT_ICatRegister_RegisterClassImplCategories,
COMCAT_ICatRegister_UnRegisterClassImplCategories,
COMCAT_ICatRegister_RegisterClassReqCategories,
COMCAT_ICatRegister_UnRegisterClassReqCategories
};
/**********************************************************************
* COMCAT_ICatInformation_Vtbl
*/
static const ICatInformationVtbl COMCAT_ICatInformation_Vtbl =
{
COMCAT_ICatInformation_QueryInterface,
COMCAT_ICatInformation_AddRef,
COMCAT_ICatInformation_Release,
COMCAT_ICatInformation_EnumCategories,
COMCAT_ICatInformation_GetCategoryDesc,
COMCAT_ICatInformation_EnumClassesOfCategories,
COMCAT_ICatInformation_IsClassOfCategories,
COMCAT_ICatInformation_EnumImplCategoriesOfClass,
COMCAT_ICatInformation_EnumReqCategoriesOfClass
};
/**********************************************************************
* COMCAT_IClassFactory_QueryInterface (also IUnknown)
*/
static HRESULT WINAPI COMCAT_IClassFactory_QueryInterface(
LPCLASSFACTORY iface,
REFIID riid,
LPVOID *ppvObj)
{
TRACE("%s\n",debugstr_guid(riid));
if (ppvObj == NULL) return E_POINTER;
if (IsEqualGUID(riid, &IID_IUnknown) ||
IsEqualGUID(riid, &IID_IClassFactory))
{
*ppvObj = iface;
IUnknown_AddRef(iface);
return S_OK;
}
return E_NOINTERFACE;
}
/**********************************************************************
* COMCAT_IClassFactory_AddRef (also IUnknown)
*/
static ULONG WINAPI COMCAT_IClassFactory_AddRef(LPCLASSFACTORY iface)
{
return 2; /* non-heap based object */
}
/**********************************************************************
* COMCAT_IClassFactory_Release (also IUnknown)
*/
static ULONG WINAPI COMCAT_IClassFactory_Release(LPCLASSFACTORY iface)
{
return 1; /* non-heap based object */
}
/**********************************************************************
* COMCAT_IClassFactory_CreateInstance
*/
static HRESULT WINAPI COMCAT_IClassFactory_CreateInstance(
LPCLASSFACTORY iface,
LPUNKNOWN pUnkOuter,
REFIID riid,
LPVOID *ppvObj)
{
HRESULT res;
TRACE("%s\n",debugstr_guid(riid));
if (ppvObj == NULL) return E_POINTER;
/* Don't support aggregation (Windows doesn't) */
if (pUnkOuter != NULL) return CLASS_E_NOAGGREGATION;
res = ICatRegister_QueryInterface(&COMCAT_ComCatMgr.ICatRegister_iface, riid, ppvObj);
if (SUCCEEDED(res)) {
return res;
}
return CLASS_E_CLASSNOTAVAILABLE;
}
/**********************************************************************
* COMCAT_IClassFactory_LockServer
*/
static HRESULT WINAPI COMCAT_IClassFactory_LockServer(
LPCLASSFACTORY iface,
BOOL fLock)
{
FIXME("(%d), stub!\n",fLock);
return S_OK;
}
/**********************************************************************
* static ClassFactory instance
*/
static const IClassFactoryVtbl ComCatCFVtbl =
{
COMCAT_IClassFactory_QueryInterface,
COMCAT_IClassFactory_AddRef,
COMCAT_IClassFactory_Release,
COMCAT_IClassFactory_CreateInstance,
COMCAT_IClassFactory_LockServer
};
static const IClassFactoryVtbl *ComCatCF = &ComCatCFVtbl;
HRESULT ComCatCF_Create(REFIID riid, LPVOID *ppv)
{
return IClassFactory_QueryInterface((IClassFactory *)&ComCatCF, riid, ppv);
}
/**********************************************************************
* IEnumCATEGORYINFO implementation
*
* This implementation is not thread-safe. The manager itself is, but
* I can't imagine a valid use of an enumerator in several threads.
*/
typedef struct
{
const IEnumCATEGORYINFOVtbl *lpVtbl;
LONG ref;
LCID lcid;
HKEY key;
DWORD next_index;
} IEnumCATEGORYINFOImpl;
static ULONG WINAPI COMCAT_IEnumCATEGORYINFO_AddRef(LPENUMCATEGORYINFO iface)
{
IEnumCATEGORYINFOImpl *This = (IEnumCATEGORYINFOImpl *)iface;
TRACE("\n");
return InterlockedIncrement(&This->ref);
}
static HRESULT WINAPI COMCAT_IEnumCATEGORYINFO_QueryInterface(
LPENUMCATEGORYINFO iface,
REFIID riid,
LPVOID *ppvObj)
{
TRACE("%s\n",debugstr_guid(riid));
if (ppvObj == NULL) return E_POINTER;
if (IsEqualGUID(riid, &IID_IUnknown) ||
IsEqualGUID(riid, &IID_IEnumCATEGORYINFO))
{
*ppvObj = iface;
COMCAT_IEnumCATEGORYINFO_AddRef(iface);
return S_OK;
}
return E_NOINTERFACE;
}
static ULONG WINAPI COMCAT_IEnumCATEGORYINFO_Release(LPENUMCATEGORYINFO iface)
{
IEnumCATEGORYINFOImpl *This = (IEnumCATEGORYINFOImpl *)iface;
ULONG ref;
TRACE("\n");
ref = InterlockedDecrement(&This->ref);
if (ref == 0) {
if (This->key) RegCloseKey(This->key);
HeapFree(GetProcessHeap(), 0, This);
return 0;
}
return ref;
}
static HRESULT WINAPI COMCAT_IEnumCATEGORYINFO_Next(
LPENUMCATEGORYINFO iface,
ULONG celt,
CATEGORYINFO *rgelt,
ULONG *pceltFetched)
{
IEnumCATEGORYINFOImpl *This = (IEnumCATEGORYINFOImpl *)iface;
ULONG fetched = 0;
TRACE("\n");
if (rgelt == NULL) return E_POINTER;
if (This->key) while (fetched < celt) {
LSTATUS res;
HRESULT hr;
WCHAR catid[39];
DWORD cName = 39;
HKEY subkey;
res = RegEnumKeyExW(This->key, This->next_index, catid, &cName,
NULL, NULL, NULL, NULL);
if (res != ERROR_SUCCESS && res != ERROR_MORE_DATA) break;
++(This->next_index);
hr = CLSIDFromString(catid, &rgelt->catid);
if (FAILED(hr)) continue;
res = RegOpenKeyExW(This->key, catid, 0, KEY_READ, &subkey);
if (res != ERROR_SUCCESS) continue;
hr = COMCAT_GetCategoryDesc(subkey, This->lcid,
rgelt->szDescription, 128);
RegCloseKey(subkey);
if (FAILED(hr)) continue;
rgelt->lcid = This->lcid;
++fetched;
++rgelt;
}
if (pceltFetched) *pceltFetched = fetched;
return fetched == celt ? S_OK : S_FALSE;
}
static HRESULT WINAPI COMCAT_IEnumCATEGORYINFO_Skip(
LPENUMCATEGORYINFO iface,
ULONG celt)
{
IEnumCATEGORYINFOImpl *This = (IEnumCATEGORYINFOImpl *)iface;
TRACE("\n");
This->next_index += celt;
/* This should return S_FALSE when there aren't celt elems to skip. */
return S_OK;
}
static HRESULT WINAPI COMCAT_IEnumCATEGORYINFO_Reset(LPENUMCATEGORYINFO iface)
{
IEnumCATEGORYINFOImpl *This = (IEnumCATEGORYINFOImpl *)iface;
TRACE("\n");
This->next_index = 0;
return S_OK;
}
static HRESULT WINAPI COMCAT_IEnumCATEGORYINFO_Clone(
LPENUMCATEGORYINFO iface,
IEnumCATEGORYINFO **ppenum)
{
IEnumCATEGORYINFOImpl *This = (IEnumCATEGORYINFOImpl *)iface;
static const WCHAR keyname[] = { 'C', 'o', 'm', 'p', 'o', 'n', 'e', 'n',
't', ' ', 'C', 'a', 't', 'e', 'g', 'o',
'r', 'i', 'e', 's', 0 };
IEnumCATEGORYINFOImpl *new_this;
TRACE("\n");
if (ppenum == NULL) return E_POINTER;
new_this = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IEnumCATEGORYINFOImpl));
if (new_this == NULL) return E_OUTOFMEMORY;
new_this->lpVtbl = This->lpVtbl;
new_this->ref = 1;
new_this->lcid = This->lcid;
/* FIXME: could we more efficiently use DuplicateHandle? */
RegOpenKeyExW(HKEY_CLASSES_ROOT, keyname, 0, KEY_READ, &new_this->key);
new_this->next_index = This->next_index;
*ppenum = (LPENUMCATEGORYINFO)new_this;
return S_OK;
}
static const IEnumCATEGORYINFOVtbl COMCAT_IEnumCATEGORYINFO_Vtbl =
{
COMCAT_IEnumCATEGORYINFO_QueryInterface,
COMCAT_IEnumCATEGORYINFO_AddRef,
COMCAT_IEnumCATEGORYINFO_Release,
COMCAT_IEnumCATEGORYINFO_Next,
COMCAT_IEnumCATEGORYINFO_Skip,
COMCAT_IEnumCATEGORYINFO_Reset,
COMCAT_IEnumCATEGORYINFO_Clone
};
static LPENUMCATEGORYINFO COMCAT_IEnumCATEGORYINFO_Construct(LCID lcid)
{
IEnumCATEGORYINFOImpl *This;
This = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IEnumCATEGORYINFOImpl));
if (This) {
static const WCHAR keyname[] = { 'C', 'o', 'm', 'p', 'o', 'n', 'e', 'n',
't', ' ', 'C', 'a', 't', 'e', 'g', 'o',
'r', 'i', 'e', 's', 0 };
This->lpVtbl = &COMCAT_IEnumCATEGORYINFO_Vtbl;
This->lcid = lcid;
RegOpenKeyExW(HKEY_CLASSES_ROOT, keyname, 0, KEY_READ, &This->key);
}
return (LPENUMCATEGORYINFO)This;
}
/**********************************************************************
* ClassesOfCategories IEnumCLSID (IEnumGUID) implementation
*
* This implementation is not thread-safe. The manager itself is, but
* I can't imagine a valid use of an enumerator in several threads.
*/
typedef struct
{
const IEnumGUIDVtbl *lpVtbl;
LONG ref;
struct class_categories *categories;
HKEY key;
DWORD next_index;
} CLSID_IEnumGUIDImpl;
static ULONG WINAPI COMCAT_CLSID_IEnumGUID_AddRef(LPENUMGUID iface)
{
CLSID_IEnumGUIDImpl *This = (CLSID_IEnumGUIDImpl *)iface;
TRACE("\n");
return InterlockedIncrement(&This->ref);
}
static HRESULT WINAPI COMCAT_CLSID_IEnumGUID_QueryInterface(
LPENUMGUID iface,
REFIID riid,
LPVOID *ppvObj)
{
TRACE("%s\n",debugstr_guid(riid));
if (ppvObj == NULL) return E_POINTER;
if (IsEqualGUID(riid, &IID_IUnknown) ||
IsEqualGUID(riid, &IID_IEnumGUID))
{
*ppvObj = iface;
COMCAT_CLSID_IEnumGUID_AddRef(iface);
return S_OK;
}
return E_NOINTERFACE;
}
static ULONG WINAPI COMCAT_CLSID_IEnumGUID_Release(LPENUMGUID iface)
{
CLSID_IEnumGUIDImpl *This = (CLSID_IEnumGUIDImpl *)iface;
ULONG ref;
TRACE("\n");
ref = InterlockedDecrement(&This->ref);
if (ref == 0) {
if (This->key) RegCloseKey(This->key);
HeapFree(GetProcessHeap(), 0, This->categories);
HeapFree(GetProcessHeap(), 0, This);
return 0;
}
return ref;
}
static HRESULT WINAPI COMCAT_CLSID_IEnumGUID_Next(
LPENUMGUID iface,
ULONG celt,
GUID *rgelt,
ULONG *pceltFetched)
{
CLSID_IEnumGUIDImpl *This = (CLSID_IEnumGUIDImpl *)iface;
ULONG fetched = 0;
TRACE("\n");
if (rgelt == NULL) return E_POINTER;
if (This->key) while (fetched < celt) {
LSTATUS res;
HRESULT hr;
WCHAR clsid[39];
DWORD cName = 39;
HKEY subkey;
res = RegEnumKeyExW(This->key, This->next_index, clsid, &cName,
NULL, NULL, NULL, NULL);
if (res != ERROR_SUCCESS && res != ERROR_MORE_DATA) break;
++(This->next_index);
hr = CLSIDFromString(clsid, rgelt);
if (FAILED(hr)) continue;
res = RegOpenKeyExW(This->key, clsid, 0, KEY_READ, &subkey);
if (res != ERROR_SUCCESS) continue;
hr = COMCAT_IsClassOfCategories(subkey, This->categories);
RegCloseKey(subkey);
if (hr != S_OK) continue;
++fetched;
++rgelt;
}
if (pceltFetched) *pceltFetched = fetched;
return fetched == celt ? S_OK : S_FALSE;
}
static HRESULT WINAPI COMCAT_CLSID_IEnumGUID_Skip(
LPENUMGUID iface,
ULONG celt)
{
CLSID_IEnumGUIDImpl *This = (CLSID_IEnumGUIDImpl *)iface;
TRACE("\n");
This->next_index += celt;
FIXME("Never returns S_FALSE\n");
return S_OK;
}
static HRESULT WINAPI COMCAT_CLSID_IEnumGUID_Reset(LPENUMGUID iface)
{
CLSID_IEnumGUIDImpl *This = (CLSID_IEnumGUIDImpl *)iface;
TRACE("\n");
This->next_index = 0;
return S_OK;
}
static HRESULT WINAPI COMCAT_CLSID_IEnumGUID_Clone(
LPENUMGUID iface,
IEnumGUID **ppenum)
{
CLSID_IEnumGUIDImpl *This = (CLSID_IEnumGUIDImpl *)iface;
static const WCHAR keyname[] = { 'C', 'L', 'S', 'I', 'D', 0 };
CLSID_IEnumGUIDImpl *new_this;
DWORD size;
TRACE("\n");
if (ppenum == NULL) return E_POINTER;
new_this = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(CLSID_IEnumGUIDImpl));
if (new_this == NULL) return E_OUTOFMEMORY;
new_this->lpVtbl = This->lpVtbl;
new_this->ref = 1;
size = HeapSize(GetProcessHeap(), 0, This->categories);
new_this->categories =
HeapAlloc(GetProcessHeap(), 0, size);
if (new_this->categories == NULL) {
HeapFree(GetProcessHeap(), 0, new_this);
return E_OUTOFMEMORY;
}
memcpy(new_this->categories, This->categories, size);
/* FIXME: could we more efficiently use DuplicateHandle? */
RegOpenKeyExW(HKEY_CLASSES_ROOT, keyname, 0, KEY_READ, &new_this->key);
new_this->next_index = This->next_index;
*ppenum = (LPENUMGUID)new_this;
return S_OK;
}
static const IEnumGUIDVtbl COMCAT_CLSID_IEnumGUID_Vtbl =
{
COMCAT_CLSID_IEnumGUID_QueryInterface,
COMCAT_CLSID_IEnumGUID_AddRef,
COMCAT_CLSID_IEnumGUID_Release,
COMCAT_CLSID_IEnumGUID_Next,
COMCAT_CLSID_IEnumGUID_Skip,
COMCAT_CLSID_IEnumGUID_Reset,
COMCAT_CLSID_IEnumGUID_Clone
};
static LPENUMGUID COMCAT_CLSID_IEnumGUID_Construct(struct class_categories *categories)
{
CLSID_IEnumGUIDImpl *This;
This = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(CLSID_IEnumGUIDImpl));
if (This) {
static const WCHAR keyname[] = { 'C', 'L', 'S', 'I', 'D', 0 };
This->lpVtbl = &COMCAT_CLSID_IEnumGUID_Vtbl;
This->categories = categories;
RegOpenKeyExW(HKEY_CLASSES_ROOT, keyname, 0, KEY_READ, &This->key);
}
return (LPENUMGUID)This;
}
/**********************************************************************
* CategoriesOfClass IEnumCATID (IEnumGUID) implementation
*
* This implementation is not thread-safe. The manager itself is, but
* I can't imagine a valid use of an enumerator in several threads.
*/
typedef struct
{
const IEnumGUIDVtbl *lpVtbl;
LONG ref;
WCHAR keyname[68];
HKEY key;
DWORD next_index;
} CATID_IEnumGUIDImpl;
static ULONG WINAPI COMCAT_CATID_IEnumGUID_AddRef(LPENUMGUID iface)
{
CATID_IEnumGUIDImpl *This = (CATID_IEnumGUIDImpl *)iface;
TRACE("\n");
return InterlockedIncrement(&This->ref);
}
static HRESULT WINAPI COMCAT_CATID_IEnumGUID_QueryInterface(
LPENUMGUID iface,
REFIID riid,
LPVOID *ppvObj)
{
TRACE("%s\n",debugstr_guid(riid));
if (ppvObj == NULL) return E_POINTER;
if (IsEqualGUID(riid, &IID_IUnknown) ||
IsEqualGUID(riid, &IID_IEnumGUID))
{
*ppvObj = iface;
COMCAT_CATID_IEnumGUID_AddRef(iface);
return S_OK;
}
return E_NOINTERFACE;
}
static ULONG WINAPI COMCAT_CATID_IEnumGUID_Release(LPENUMGUID iface)
{
CATID_IEnumGUIDImpl *This = (CATID_IEnumGUIDImpl *)iface;
ULONG ref;
TRACE("\n");
ref = InterlockedDecrement(&This->ref);
if (ref == 0) {
if (This->key) RegCloseKey(This->key);
HeapFree(GetProcessHeap(), 0, This);
return 0;
}
return ref;
}
static HRESULT WINAPI COMCAT_CATID_IEnumGUID_Next(
LPENUMGUID iface,
ULONG celt,
GUID *rgelt,
ULONG *pceltFetched)
{
CATID_IEnumGUIDImpl *This = (CATID_IEnumGUIDImpl *)iface;
ULONG fetched = 0;
TRACE("\n");
if (rgelt == NULL) return E_POINTER;
if (This->key) while (fetched < celt) {
LSTATUS res;
HRESULT hr;
WCHAR catid[39];
DWORD cName = 39;
res = RegEnumKeyExW(This->key, This->next_index, catid, &cName,
NULL, NULL, NULL, NULL);
if (res != ERROR_SUCCESS && res != ERROR_MORE_DATA) break;
++(This->next_index);
hr = CLSIDFromString(catid, rgelt);
if (FAILED(hr)) continue;
++fetched;
++rgelt;
}
if (pceltFetched) *pceltFetched = fetched;
return fetched == celt ? S_OK : S_FALSE;
}
static HRESULT WINAPI COMCAT_CATID_IEnumGUID_Skip(
LPENUMGUID iface,
ULONG celt)
{
CATID_IEnumGUIDImpl *This = (CATID_IEnumGUIDImpl *)iface;
TRACE("\n");
This->next_index += celt;
FIXME("Never returns S_FALSE\n");
return S_OK;
}
static HRESULT WINAPI COMCAT_CATID_IEnumGUID_Reset(LPENUMGUID iface)
{
CATID_IEnumGUIDImpl *This = (CATID_IEnumGUIDImpl *)iface;
TRACE("\n");
This->next_index = 0;
return S_OK;
}
static HRESULT WINAPI COMCAT_CATID_IEnumGUID_Clone(
LPENUMGUID iface,
IEnumGUID **ppenum)
{
CATID_IEnumGUIDImpl *This = (CATID_IEnumGUIDImpl *)iface;
CATID_IEnumGUIDImpl *new_this;
TRACE("\n");
if (ppenum == NULL) return E_POINTER;
new_this = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(CATID_IEnumGUIDImpl));
if (new_this == NULL) return E_OUTOFMEMORY;
new_this->lpVtbl = This->lpVtbl;
new_this->ref = 1;
lstrcpyW(new_this->keyname, This->keyname);
/* FIXME: could we more efficiently use DuplicateHandle? */
RegOpenKeyExW(HKEY_CLASSES_ROOT, new_this->keyname, 0, KEY_READ, &new_this->key);
new_this->next_index = This->next_index;
*ppenum = (LPENUMGUID)new_this;
return S_OK;
}
static const IEnumGUIDVtbl COMCAT_CATID_IEnumGUID_Vtbl =
{
COMCAT_CATID_IEnumGUID_QueryInterface,
COMCAT_CATID_IEnumGUID_AddRef,
COMCAT_CATID_IEnumGUID_Release,
COMCAT_CATID_IEnumGUID_Next,
COMCAT_CATID_IEnumGUID_Skip,
COMCAT_CATID_IEnumGUID_Reset,
COMCAT_CATID_IEnumGUID_Clone
};
static LPENUMGUID COMCAT_CATID_IEnumGUID_Construct(
REFCLSID rclsid, LPCWSTR postfix)
{
CATID_IEnumGUIDImpl *This;
This = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(CATID_IEnumGUIDImpl));
if (This) {
WCHAR prefix[6] = { 'C', 'L', 'S', 'I', 'D', '\\' };
This->lpVtbl = &COMCAT_CATID_IEnumGUID_Vtbl;
memcpy(This->keyname, prefix, sizeof(prefix));
StringFromGUID2(rclsid, This->keyname + 6, 39);
lstrcpyW(This->keyname + 44, postfix);
RegOpenKeyExW(HKEY_CLASSES_ROOT, This->keyname, 0, KEY_READ, &This->key);
}
return (LPENUMGUID)This;
}
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