winamp/Src/omBrowser/loaderIni.cpp

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2024-09-24 12:54:57 +00:00
#include "main.h"
#include "./loaderIni.h"
#include "./service.h"
#include "./ifc_wasabihelper.h"
#include "./ifc_omservicehost.h"
#include "./ifc_omstorage.h"
#include "./ifc_omstoragehandler.h"
#include "./ifc_omstoragehandlerenum.h"
#include <shlwapi.h>
#include <strsafe.h>
#define OMS_GROUP "OnlineService"
#define OMS_ID "id"
#define OMS_NAME "name"
#define OMS_URL "url"
#define OMS_ICON "icon"
#define OMS_FLAGS "flags"
#define OMS_RATING "rating"
#define OMS_VERSION "version"
#define OMS_DESCRIPTION "description"
#define OMS_AUTHORFIRST "authorFirst"
#define OMS_AUTHORLAST "authorLast"
#define OMS_PUBLISHED "publishedDate"
#define OMS_UPDATED "updatedDate"
#define OMS_THUMBNAIL "thumbnail"
#define OMS_SCREENSHOT "screenshot"
#define OMS_GENERATION "generation"
typedef HRESULT (ifc_omservice::*SVCSTRGET)(LPWSTR, UINT);
typedef HRESULT (ifc_omservice::*SVCUINTGET)(UINT*);
typedef HRESULT (ifc_omservicedetails::*DETAILGET)(LPWSTR, UINT);
#define WRITE_OBJECT_STR(__mofifiedFlag, __class, __getterType, __object, __getter, __key)\
{if (0 != (ifc_omserviceeditor::##__mofifiedFlag & modified)) {\
HRESULT r = WriteObjectStr<__class, __getterType>((__key), (__object), &##__class::##__getter);\
if (FAILED(r)) {hr = E_FAIL;} else { saved |= ifc_omserviceeditor::##__mofifiedFlag; }}}
#define WRITE_OBJECT_STR_FALLBACK(__mofifiedFlag, __class, __getterType, __object, __getter1, __getter2, __key)\
{if (0 != (ifc_omserviceeditor::##__mofifiedFlag & modified)) {\
HRESULT r = WriteObjectStr<__class, __getterType>((__key), (__object), &##__class::##__getter1);\
if (S_FALSE == r) r = WriteObjectStr<__class, __getterType>((__key), (__object), &##__class::##__getter2);\
if (FAILED(r)) {hr = E_FAIL;} else { saved |= ifc_omserviceeditor::##__mofifiedFlag; }}}
#define WRITE_OBJECT_UINT(__mofifiedFlag, __class, __getterType, __object, __getter, __key, __writeFlags)\
{if (0 != (ifc_omserviceeditor::##__mofifiedFlag & modified)) {\
HRESULT r = WriteObjectUInt<__class, __getterType>((__key), (__object), &##__class::##__getter, __writeFlags);\
if (FAILED(r)) {hr = E_FAIL;} else { saved |= ifc_omserviceeditor::##__mofifiedFlag; }}}
#define WRITE_SERVICE_STR(__mofifiedFlag, __getter, __key) WRITE_OBJECT_STR(__mofifiedFlag, ifc_omservice, SVCSTRGET, service, __getter, __key)
#define WRITE_SERVICE_STR_FALLBACK(__mofifiedFlag, __getter1, __getter2, __key) WRITE_OBJECT_STR_FALLBACK(__mofifiedFlag, ifc_omservice, SVCSTRGET, service, __getter1, __getter2, __key)
#define WRITE_SERVICE_UINT(__mofifiedFlag, __getter, __key, __writeZero) WRITE_OBJECT_UINT(__mofifiedFlag, ifc_omservice, SVCUINTGET, service, __getter, __key, __writeZero)
#define WRITE_DETAILS_STR(__mofifiedFlag, __getter, __key) WRITE_OBJECT_STR(__mofifiedFlag, ifc_omservicedetails, DETAILGET, details, __getter, __key)
LoaderIni::LoaderIni()
: bufferAnsi(NULL), bufferAnsiMax(0), buffer(NULL), bufferMax(0), handlerEnum(NULL)
{
memset(pathAnsi, 0, sizeof(pathAnsi));
}
LoaderIni::~LoaderIni()
{
//Plugin_FreeAnsiString(pathAnsi);
Plugin_FreeAnsiString(bufferAnsi);
Plugin_FreeString(buffer);
if (NULL != handlerEnum)
handlerEnum->Release();
}
HRESULT LoaderIni::Load(LPCWSTR pszAddress, ifc_omservicehost *host, ifc_omservice **serviceOut)
{
if (NULL == serviceOut)
return E_POINTER;
*serviceOut = NULL;
HRESULT hr = MakeAnsiPath(pszAddress);
if (FAILED(hr)) return hr;
UINT id = ReadInt(OMS_ID, 0);
if (0 == id) return E_UNEXPECTED;
OmService *service;
hr = OmService::CreateInstance(id, host, &service);
if (FAILED(hr)) return hr;
ifc_omserviceeditor *editor;
if (SUCCEEDED(service->QueryInterface(IFC_OmServiceEditor, (void**)&editor)))
editor->BeginUpdate();
else
editor = NULL;
service->SetAddress(pszAddress);
#define READ_SERVICE_STR(__key, __putter)\
{ LPCSTR value; HRESULT r = ReadAnsi((__key), NULL, &value);\
if (SUCCEEDED(r)) { if ('\0' != *value) r = service->##__putter((LPCWSTR)value, TRUE); }\
if (FAILED(r)) hr = E_FAIL;}
READ_SERVICE_STR(OMS_NAME, SetName);
READ_SERVICE_STR(OMS_URL, SetUrl);
READ_SERVICE_STR(OMS_ICON, SetIcon);
UINT val = ReadInt(OMS_FLAGS, 0);
if (0 != val) service->SetFlags(val, val & ~ifc_omservice::RuntimeFlagsMask);
val = ReadInt(OMS_RATING, 0);
if (0 != val) service->SetRating(val);
val = ReadInt(OMS_VERSION, 0);
if (0 != val) service->SetVersion(val);
val = ReadInt(OMS_GENERATION, 0);
if (0 != val) service->SetGeneration(val);
READ_SERVICE_STR(OMS_DESCRIPTION, SetDescription);
READ_SERVICE_STR(OMS_AUTHORFIRST, SetAuthorFirst);
READ_SERVICE_STR(OMS_AUTHORLAST, SetAuthorLast);
READ_SERVICE_STR(OMS_PUBLISHED, SetPublished);
READ_SERVICE_STR(OMS_UPDATED, SetUpdated);
READ_SERVICE_STR(OMS_THUMBNAIL, SetThumbnail);
READ_SERVICE_STR(OMS_SCREENSHOT, SetScreenshot);
if (NULL != handlerEnum)
{
handlerEnum->Reset();
ifc_omstoragehandler *storageHandler;
while (S_OK == handlerEnum->Next(1, &storageHandler, NULL))
{
LPCWSTR pszKey;
if (SUCCEEDED(storageHandler->GetKey(&pszKey)))
{
if (SUCCEEDED(WideCharToAnsiBuffer(CP_UTF8, 0, pszKey, -1, NULL, NULL)))
{
LPCSTR keyAnsi = bufferAnsi;
LPCSTR valueAnsi;
if (SUCCEEDED(ReadAnsi(keyAnsi, NULL, &valueAnsi)) &&
NULL != valueAnsi && L'\0' != *valueAnsi)
{
if (SUCCEEDED(MultiByteToBuffer(CP_UTF8, 0, valueAnsi, -1)))
storageHandler->Invoke(service, pszKey, buffer);
}
}
}
storageHandler->Release();
}
}
if (NULL != editor)
{
editor->SetModified(0, ((UINT)-1));
editor->EndUpdate();
editor->Release();
}
*serviceOut = service;
return hr;
}
HRESULT LoaderIni::Reload(ifc_omservice *service)
{
if (NULL == service)
return E_INVALIDARG;
HRESULT hr = RequestBuffer(&buffer, &bufferMax, MAX_PATH * 2);
if (FAILED(hr)) return hr;
hr = service->GetAddress(buffer, bufferMax);
if (FAILED(hr)) return hr;
if (L'\0' == *buffer) return E_UNEXPECTED;
hr = MakeAnsiPath(buffer);
if (FAILED(hr)) return hr;
UINT id = ReadInt(OMS_ID, 0);
if (id != service->GetId()) return E_UNEXPECTED;
ifc_omserviceeditor *editor;
hr = service->QueryInterface(IFC_OmServiceEditor, (void**)&editor);
if (SUCCEEDED(hr))
{
#define READ_EDITOR_STR(__key, __putter)\
{ LPCSTR value; HRESULT r = ReadAnsi((__key), NULL, &value);\
if (SUCCEEDED(r)) { r = editor->##__putter((LPCWSTR)value, TRUE); }\
if (FAILED(r)) hr = E_FAIL;}
editor->BeginUpdate();
READ_EDITOR_STR(OMS_NAME, SetName);
READ_EDITOR_STR(OMS_URL, SetUrl);
READ_EDITOR_STR(OMS_ICON, SetIcon);
UINT val;
val = ReadInt(OMS_FLAGS, 0);
editor->SetFlags(val, val & ~ifc_omservice::RuntimeFlagsMask);
val = ReadInt(OMS_RATING, 0);
editor->SetRating(val);
val = ReadInt(OMS_VERSION, 0);
editor->SetVersion(val);
val = ReadInt(OMS_GENERATION, 0);
editor->SetGeneration(val);
READ_EDITOR_STR(OMS_DESCRIPTION, SetDescription);
READ_EDITOR_STR(OMS_AUTHORFIRST, SetAuthorFirst);
READ_EDITOR_STR(OMS_AUTHORLAST, SetAuthorLast);
READ_EDITOR_STR(OMS_PUBLISHED, SetPublished);
READ_EDITOR_STR(OMS_UPDATED, SetUpdated);
READ_EDITOR_STR(OMS_THUMBNAIL, SetThumbnail);
READ_EDITOR_STR(OMS_SCREENSHOT, SetScreenshot);
}
else
{
editor = NULL;
}
if (NULL != handlerEnum)
{
handlerEnum->Reset();
ifc_omstoragehandler *storageHandler;
while (S_OK == handlerEnum->Next(1, &storageHandler, NULL))
{
LPCWSTR pszKey;
if (SUCCEEDED(storageHandler->GetKey(&pszKey)))
{
if (SUCCEEDED(WideCharToAnsiBuffer(CP_UTF8, 0, pszKey, -1, NULL, NULL)))
{
LPCSTR keyAnsi = bufferAnsi;
LPCSTR valueAnsi;
if (SUCCEEDED(ReadAnsi(keyAnsi, NULL, &valueAnsi)) &&
NULL != valueAnsi && L'\0' != *valueAnsi)
{
if (SUCCEEDED(MultiByteToBuffer(CP_UTF8, 0, valueAnsi, -1)))
storageHandler->Invoke(service, pszKey, buffer);
}
}
}
storageHandler->Release();
}
}
if (NULL != editor)
{
editor->EndUpdate();
editor->Release();
}
return hr;
}
HRESULT LoaderIni::Save(ifc_omservice *service, UINT flags)
{
if(NULL == service)
return E_INVALIDARG;
HRESULT hr;
BOOL generatedName;
hr = RequestBuffer(&buffer, &bufferMax, MAX_PATH * 2);
if (FAILED(hr)) return hr;
hr = GetServicePath(service, buffer, bufferMax, &generatedName);
if (FAILED(hr)) return hr;
if (FALSE != generatedName)
service->SetAddress(buffer);
hr = MakeAnsiPath(buffer);
if (FAILED(hr)) return hr;
if (0 == (ifc_omstorage::saveModifiedOnly & flags))
WritePrivateProfileSectionA(OMS_GROUP, NULL, pathAnsi);
UINT modified = ((UINT)-1);
UINT saved = 0;
if (0 != (ifc_omstorage::saveModifiedOnly & flags))
{
ifc_omserviceeditor *editor;
if (SUCCEEDED(service->QueryInterface(IFC_OmServiceEditor, (void**)&editor)))
{
editor->GetModified(&modified);
editor->Release();
if (0 == modified)
return S_FALSE;
}
}
if (FAILED(WriteUint(OMS_ID, service->GetId(), flagWriteZero)))
return E_FAIL;
WRITE_SERVICE_STR(modifiedName, GetName, OMS_NAME);
WRITE_SERVICE_STR_FALLBACK(modifiedUrl, GetUrlDirect, GetUrl, OMS_URL);
WRITE_SERVICE_STR(modifiedIcon, GetIcon, OMS_ICON);
if (0 != (ifc_omserviceeditor::modifiedFlags & modified))
{
UINT val;
if (SUCCEEDED(service->GetFlags(&val)) && SUCCEEDED(WriteUint(OMS_FLAGS, val & ~ifc_omservice::RuntimeFlagsMask, flagHexMode)))
saved |= ifc_omserviceeditor::modifiedFlags;
}
WRITE_SERVICE_UINT(modifiedRating, GetRating, OMS_RATING, flagWriteNormal);
WRITE_SERVICE_UINT(modifiedVersion, GetVersion, OMS_VERSION, flagWriteNormal);
WRITE_SERVICE_UINT(modifiedGeneration, GetGeneration, OMS_GENERATION, flagWriteNormal);
ifc_omservicedetails *details;
if (SUCCEEDED(service->QueryInterface(IFC_OmServiceDetails, (void**)&details)))
{
WRITE_DETAILS_STR(modifiedDescription, GetDescription, OMS_DESCRIPTION);
WRITE_DETAILS_STR(modifiedAuthorFirst, GetAuthorFirst, OMS_AUTHORFIRST);
WRITE_DETAILS_STR(modifiedAuthorLast, GetAuthorLast, OMS_AUTHORLAST);
WRITE_DETAILS_STR(modifiedPublished, GetPublished, OMS_PUBLISHED);
WRITE_DETAILS_STR(modifiedUpdated, GetUpdated, OMS_UPDATED);
WRITE_DETAILS_STR(modifiedThumbnail, GetThumbnail, OMS_THUMBNAIL);
WRITE_DETAILS_STR(modifiedScreenshot, GetScreenshot, OMS_SCREENSHOT);
details->Release();
}
if (0 != (ifc_omstorage::saveClearModified & flags) && 0 != saved)
{
ifc_omserviceeditor *editor;
if (SUCCEEDED(service->QueryInterface(IFC_OmServiceEditor, (void**)&editor)))
{
editor->SetModified(0, saved);
editor->Release();
}
}
return hr;
}
HRESULT LoaderIni::RegisterHandlers(ifc_omstoragehandlerenum *enumerator)
{
if (NULL != handlerEnum)
handlerEnum->Release();
handlerEnum = enumerator;
if (NULL != handlerEnum)
handlerEnum->AddRef();
return S_OK;
}
HRESULT LoaderIni::RequestAnsiBuffer(LPSTR *ppBuffer, UINT *pBufferMax, UINT requestSize)
{
if (*pBufferMax >= requestSize)
return S_OK;
UINT size = (0 != *pBufferMax) ? (*pBufferMax * 2) : 128;
while (size < requestSize) size = size*2;
Plugin_FreeAnsiString(*ppBuffer);
*ppBuffer = Plugin_MallocAnsiString(size);
if (NULL == *ppBuffer)
{
*ppBuffer = 0;
*pBufferMax = 0;
return E_OUTOFMEMORY;
}
*pBufferMax = size;
return S_OK;
}
HRESULT LoaderIni::RequestBuffer(LPWSTR *ppBuffer, UINT *pBufferMax, UINT requestSize)
{
if (*pBufferMax >= requestSize)
return S_OK;
UINT size = (0 != *pBufferMax) ? (*pBufferMax * 2) : 128;
while (size < requestSize) size = size*2;
Plugin_FreeString(*ppBuffer);
*ppBuffer = Plugin_MallocString(size);
if (NULL == *ppBuffer)
{
*ppBuffer = 0;
*pBufferMax = 0;
return E_OUTOFMEMORY;
}
*pBufferMax = size;
return S_OK;
}
HRESULT LoaderIni::MakeAnsiPath(LPCWSTR pszAddress)
{
BOOL fUsedDefaultChar = FALSE;
WCHAR szShort[MAX_PATH] = {0};
UINT cch = WideCharToMultiByte(CP_ACP, 0, pszAddress, -1, NULL, 0, NULL, &fUsedDefaultChar);
if (0 == cch || FALSE != fUsedDefaultChar)
{
cch = GetShortPathName(pszAddress, szShort, ARRAYSIZE(szShort));
if (0 != cch)
{
pszAddress = szShort;
cch = WideCharToMultiByte(CP_ACP, 0, pszAddress, -1, NULL, 0, NULL, &fUsedDefaultChar);
}
if (0 == cch || FALSE != fUsedDefaultChar)
{
if (NULL != pathAnsi) *pathAnsi = L'\0';
return E_FAIL;
}
}
cch = WideCharToMultiByte(CP_ACP, 0, pszAddress, cch, pathAnsi, MAX_PATH, NULL, NULL);
if (0 == cch)
{
DWORD errorCode = GetLastError();
*pathAnsi = L'\0';
return HRESULT_FROM_WIN32(errorCode);
}
pathAnsi[cch] = '\0';
return S_OK;
}
HRESULT LoaderIni::GetServicePath(ifc_omservice *service, LPWSTR pszBuffer, UINT cchBufferMax, BOOL *fGenerated)
{
if (NULL == pszBuffer) return E_POINTER;
pszBuffer[0] = L'\0';
if (NULL == service) return E_INVALIDARG;
HRESULT hr;
WCHAR szPath[MAX_PATH * 2] = {0};
hr = service->GetAddress(szPath, ARRAYSIZE(szPath));
if (FAILED(hr)) return hr;
ifc_omservicehost *host = NULL;
ifc_omservicehostext *hostExt;
if (SUCCEEDED(service->QueryInterface(IFC_OmServiceHostExt, (void**)&hostExt)))
{
if (FAILED(hostExt->GetHost(&host)))
host = NULL;
hostExt->Release();
}
BOOL nameGenerated = FALSE;
if (L'\0' == *szPath)
{
hr = (NULL != host) ?
host->GetDefaultName(service, szPath, ARRAYSIZE(szPath)) :
StringCchPrintf(szPath, ARRAYSIZE(szPath), L"omService_{%010u}", service->GetId());
if (L'\0' == *szPath)
hr = HRESULT_FROM_WIN32(ERROR_FILE_NOT_FOUND);
nameGenerated = TRUE;
}
if (SUCCEEDED(hr))
{
hr = Plugin_ResolveRelativePath(szPath, host, pszBuffer, cchBufferMax);
if (SUCCEEDED(hr) && FALSE != nameGenerated)
{
LPWSTR pExt = PathFindExtension(pszBuffer);
if (pExt != pszBuffer && L'.' == *pExt && SUCCEEDED(StringCchCopy(szPath, ARRAYSIZE(szPath), pExt)))
{
UINT pExtMax = cchBufferMax - (UINT)(pExt - pszBuffer);
UINT attempt = 0;
while (FALSE != PathFileExists(pszBuffer))
{
if (FAILED(StringCchPrintf(pExt, pExtMax, L"(%u)%s", ++attempt, szPath)))
{
StringCchCopy(pExt, pExtMax, szPath);
break;
}
}
}
}
if (SUCCEEDED(hr) && SUCCEEDED(StringCchCopy(szPath, ARRAYSIZE(szPath), pszBuffer)))
{
PathRemoveFileSpec(szPath);
Plugin_EnsurePathExist(szPath);
}
}
if (FAILED(hr))
pszBuffer[0] = L'\0';
if (NULL != host)
host->Release();
if (NULL != fGenerated)
*fGenerated = nameGenerated;
return hr;
}
HRESULT LoaderIni::WideCharToAnsiBuffer(UINT codePage, DWORD flags, LPCWSTR pszWideChar, INT cchWideChar, LPCSTR pDefaultChar, BOOL *pUsedDefaultChar)
{
UINT cch = WideCharToMultiByte(codePage, flags, pszWideChar, cchWideChar, NULL, 0, pDefaultChar, pUsedDefaultChar);
if (0 == cch)
{
DWORD errorCode = GetLastError();
return HRESULT_FROM_WIN32(errorCode);
}
HRESULT hr = RequestAnsiBuffer(&bufferAnsi, &bufferAnsiMax, cch);
if (FAILED(hr)) return hr;
if (0 == WideCharToMultiByte(codePage, flags, pszWideChar, cchWideChar, bufferAnsi, bufferAnsiMax, pDefaultChar, pUsedDefaultChar))
{
DWORD errorCode = GetLastError();
return HRESULT_FROM_WIN32(errorCode);
}
return S_OK;
}
HRESULT LoaderIni::MultiByteToBuffer(UINT codePage, DWORD flags, LPCSTR pszMultiByte, INT cbMultiByte)
{
UINT cch = MultiByteToWideChar(codePage, flags, pszMultiByte, cbMultiByte, NULL, 0);
if (0 == cch)
{
DWORD errorCode = GetLastError();
return HRESULT_FROM_WIN32(errorCode);
}
HRESULT hr = RequestBuffer(&buffer, &bufferMax, cch);
if (FAILED(hr)) return hr;
if (0 == MultiByteToWideChar(codePage, flags, pszMultiByte, cbMultiByte, buffer, bufferMax))
{
DWORD errorCode = GetLastError();
return HRESULT_FROM_WIN32(errorCode);
}
return S_OK;
}
HRESULT LoaderIni::Write(LPCSTR pszKey, LPCWSTR pszValue)
{
LPCSTR valueAnsi;
if (NULL == pszValue) valueAnsi = NULL;
else if (L'\0' == *pszValue) valueAnsi = '\0';
else
{
HRESULT hr = WideCharToAnsiBuffer(CP_UTF8, 0, pszValue, -1, NULL, NULL);
if (FAILED(hr)) return hr;
valueAnsi = bufferAnsi;
}
return WriteAnsi(pszKey, valueAnsi);
}
HRESULT LoaderIni::WriteAnsi(LPCSTR pszKey, LPCSTR pszValue)
{
if (FALSE == WritePrivateProfileStringA(OMS_GROUP, pszKey, pszValue, pathAnsi))
{
DWORD errorCode = GetLastError();
return HRESULT_FROM_WIN32(errorCode);
}
return S_OK;
}
HRESULT LoaderIni::WriteUint(LPCSTR pszKey, UINT uValue, UINT flags)
{
HRESULT hr;
CHAR szBuffer[16] = {0}, *pVal;
if (0 == uValue && 0 == (flagWriteZero & flags))
{
hr = S_OK;
pVal = NULL;
}
else
{
hr = StringCchPrintfA(szBuffer, ARRAYSIZE(szBuffer), ((0 == (flagHexMode & flags)) ? "%u" : "0x%08X"), uValue);
pVal = szBuffer;
}
if (SUCCEEDED(hr))
{
hr = WriteAnsi(pszKey, pVal);
}
return hr;
}
HRESULT LoaderIni::ReadAnsi(LPCSTR pszKey, LPCSTR pszDefault, LPCSTR *ppszValue)
{
HRESULT hr;
if (NULL == bufferAnsi)
{
hr = RequestAnsiBuffer(&bufferAnsi, &bufferAnsiMax, 2);
if (FAILED(hr))
{
*ppszValue = pszDefault;
return hr;
}
}
for(;;)
{
UINT copied = GetPrivateProfileStringA(OMS_GROUP, pszKey, pszDefault, bufferAnsi, bufferAnsiMax, pathAnsi);
if (copied != bufferAnsiMax - 1) break;
hr = RequestAnsiBuffer(&bufferAnsi, &bufferAnsiMax, bufferAnsiMax * 2);
if (FAILED(hr))
{
*ppszValue = pszDefault;
return hr;
}
}
*ppszValue = bufferAnsi;
return S_OK;
}
UINT LoaderIni::ReadInt(LPCSTR pszKey, UINT nDefault)
{
return GetPrivateProfileIntA(OMS_GROUP, pszKey, nDefault, pathAnsi);
}
template <class Object, class Getter>
HRESULT LoaderIni::WriteObjectStr(LPCSTR pszKey, Object *object, Getter getter)
{
HRESULT hr;
if (NULL == buffer)
{
hr = RequestBuffer(&buffer, &bufferMax, 256);
if (FAILED(hr)) return hr;
}
for (;;)
{
hr = (object->*getter)(buffer, bufferMax);
if (SUCCEEDED(hr)) break;
if (E_NOTIMPL == hr) return S_FALSE;
if (OMSVC_E_INSUFFICIENT_BUFFER != hr) return hr;
hr = RequestBuffer(&buffer, &bufferMax, bufferMax * 2);
if (FAILED(hr)) return hr;
}
return Write(pszKey, buffer);
}
template <class Object, class Getter>
HRESULT LoaderIni::WriteObjectUInt(LPCSTR pszKey, Object *object, Getter getter, UINT flags)
{
UINT val;
HRESULT hr = (object->*getter)(&val);
if (FAILED(hr))
{
return (E_NOTIMPL == hr) ? S_FALSE : hr;
}
return WriteUint(pszKey, val, flags);
}