mirror of
https://github.com/WinampDesktop/winamp.git
synced 2024-12-03 11:16:48 -05:00
317 lines
7.7 KiB
C++
317 lines
7.7 KiB
C++
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#include "main.h"
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#include "./storageIni.h"
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#include "./resource.h"
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#include "./ifc_omservice.h"
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#include "./loaderIni.h"
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#include "./enumIniFile.h"
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#include "./enumAsync.h"
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#include "./ifc_omservicehost.h"
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#include "./ifc_omservicehostext.h"
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#include "./ifc_omstoragehandlerenum.h"
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#include "./ifc_omstorageext.h"
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#include <strsafe.h>
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OmStorageIni::OmStorageIni()
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: ref(1)
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{
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}
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OmStorageIni::~OmStorageIni()
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{
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}
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HRESULT OmStorageIni::CreateInstance(OmStorageIni **instance)
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{
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if (NULL == instance) return E_POINTER;
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*instance = new OmStorageIni();
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if (NULL == *instance) return E_OUTOFMEMORY;
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return S_OK;
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}
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size_t OmStorageIni::AddRef()
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{
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return InterlockedIncrement((LONG*)&ref);
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}
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size_t OmStorageIni::Release()
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{
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if (0 == ref)
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return ref;
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LONG r = InterlockedDecrement((LONG*)&ref);
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if (0 == r)
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delete(this);
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return r;
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}
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int OmStorageIni::QueryInterface(GUID interface_guid, void **object)
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{
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if (NULL == object) return E_POINTER;
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if (IsEqualIID(interface_guid, IFC_OmStorage))
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*object = static_cast<ifc_omstorage*>(this);
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else if (IsEqualIID(interface_guid, STID_OmFileStorage))
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*object = static_cast<ifc_omfilestorage*>(this);
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else if (IsEqualIID(interface_guid, SUID_OmStorageIni))
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*object = static_cast<ifc_omstorage*>(this);
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else
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{
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*object = NULL;
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return E_NOINTERFACE;
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}
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if (NULL == *object)
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return E_UNEXPECTED;
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AddRef();
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return S_OK;
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}
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HRESULT OmStorageIni::GetId(GUID *storageUid)
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{
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if (NULL == storageUid) return E_POINTER;
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*storageUid = SUID_OmStorageIni;
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return S_OK;
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}
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HRESULT OmStorageIni::GetType(GUID *storageType)
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{
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if (NULL == storageType) return E_POINTER;
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*storageType = STID_OmFileStorage;
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return S_OK;
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}
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UINT OmStorageIni::GetCapabilities()
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{
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return capLoad | capSave | capDelete | capReload | capPublic;
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}
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HRESULT OmStorageIni::GetDescription(LPWSTR pszBuffer, UINT cchBufferMax)
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{
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if (NULL == pszBuffer) return E_POINTER;
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Plugin_LoadString(IDS_STORAGE_INI, pszBuffer, cchBufferMax);
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return S_OK;
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}
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HRESULT OmStorageIni::Load(LPCWSTR pszAddress, ifc_omservicehost *host, ifc_omserviceenum **ppEnum)
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{
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if (NULL == ppEnum) return E_POINTER;
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*ppEnum = NULL;
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if (NULL == pszAddress || L'\0' == *pszAddress)
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return E_INVALIDARG;
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return EnumIniFile::CreateInstance(pszAddress, host, (EnumIniFile**)ppEnum);
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}
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HRESULT OmStorageIni::Save(ifc_omservice **serviceList, ULONG listCount, UINT saveFlags, ULONG *savedCount)
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{
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if (NULL != savedCount)
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*savedCount = 0;
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if(NULL == serviceList && 0 != listCount)
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return E_INVALIDARG;
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HRESULT hr = S_OK;
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ULONG saved = 0;
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LoaderIni loader;
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for(ULONG i = 0; i < listCount; i++)
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{
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ifc_omservice *service = serviceList[i];
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if (NULL == service) continue;
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if (FAILED(loader.Save(service, saveFlags)))
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hr = E_FAIL;
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else
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saved++;
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}
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if (NULL != savedCount)
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*savedCount = saved++;
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return hr;
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}
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HRESULT OmStorageIni::Delete(ifc_omservice **serviceList, ULONG listCount, ULONG *deletedCount)
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{
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if (NULL == serviceList)
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{
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if (NULL != deletedCount) *deletedCount = 0;
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return E_INVALIDARG;
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}
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WCHAR szBuffer[MAX_PATH * 2] = {0};
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ULONG deleted = 0;
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for(ULONG i = 0; i < listCount; i++)
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{
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if (SUCCEEDED(serviceList[i]->GetAddress(szBuffer, ARRAYSIZE(szBuffer))) &&
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0 != DeleteFile(szBuffer))
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{
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deleted++;
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}
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}
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if (NULL != deletedCount)
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*deletedCount = deleted;
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return S_OK;
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}
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HRESULT OmStorageIni::Reload(ifc_omservice **serviceList, ULONG listCount, ULONG *reloadedCount)
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{
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if (NULL != reloadedCount)
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*reloadedCount = 0;
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if(NULL == serviceList && 0 != listCount)
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return E_INVALIDARG;
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HRESULT hr = S_OK;
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ULONG loaded = 0;
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LoaderIni loader;
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for(ULONG i = 0; i < listCount; i++)
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{
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ifc_omservice *service = serviceList[i];
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if (NULL == service) continue;
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loader.RegisterHandlers(NULL);
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ifc_omservicehostext *serviceExt = NULL;
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if (service->QueryInterface(IFC_OmServiceHostExt, (void**)&serviceExt))
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{
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ifc_omservicehost *serviceHost = NULL;
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if (SUCCEEDED(serviceExt->GetHost(&serviceHost)) && serviceHost != NULL)
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{
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ifc_omstorageext *storageExt = NULL;
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if (SUCCEEDED(serviceHost->QueryInterface(IFC_OmStorageExt, (void**)&storageExt)) && storageExt != NULL)
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{
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ifc_omstoragehandlerenum *handlerEnum = NULL;
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if (SUCCEEDED(storageExt->Enumerate(&SUID_OmStorageIni, &handlerEnum)) && handlerEnum != NULL)
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{
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loader.RegisterHandlers(handlerEnum);
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handlerEnum->Release();
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}
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storageExt->Release();
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}
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serviceHost->Release();
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}
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serviceExt->Release();
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}
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if (FAILED(loader.Reload(service)))
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hr = E_FAIL;
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else
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loaded++;
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}
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if (NULL != reloadedCount)
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*reloadedCount = loaded++;
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return hr;
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}
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HRESULT OmStorageIni::BeginLoad(LPCWSTR pszAddress, ifc_omservicehost *serviceHost, ifc_omstorageasync::AsyncCallback callback, void *data, ifc_omstorageasync **async)
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{
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if (NULL == async)
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return E_POINTER;
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ifc_omserviceenum *enumerator = NULL;
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HRESULT hr = Load(pszAddress, serviceHost, &enumerator);
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if (SUCCEEDED(hr) && enumerator != NULL)
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{
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EnumAsyncWrapper *asyncWrapper = NULL;
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hr = EnumAsyncWrapper::CreateInstance(enumerator, &asyncWrapper);
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if (SUCCEEDED(hr) && asyncWrapper != NULL)
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{
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asyncWrapper->SetCallback(callback);
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asyncWrapper->SetData(data);
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*async = asyncWrapper;
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hr = asyncWrapper->BeginEnumerate();
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if (FAILED(hr))
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{
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*async = NULL;
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asyncWrapper->Release();
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}
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}
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enumerator->Release();
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}
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return hr;
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}
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HRESULT OmStorageIni::EndLoad(ifc_omstorageasync *async, ifc_omserviceenum **ppEnum)
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{
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EnumAsyncWrapper *asyncWrapper = (EnumAsyncWrapper*)async;
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if (NULL == asyncWrapper) return E_INVALIDARG;
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if (NULL != ppEnum)
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*ppEnum = NULL;
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UINT state = 0;
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if (FAILED(async->GetState(&state)) || ifc_omstorageasync::stateCompleted != state)
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{
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HANDLE completed = NULL;
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if (FAILED(async->GetWaitHandle(&completed)))
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return E_UNEXPECTED;
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while(WAIT_OBJECT_0 != WaitForSingleObjectEx(completed, INFINITE, TRUE));
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CloseHandle(completed);
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}
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HRESULT hr = asyncWrapper->GetResultCode();
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if (SUCCEEDED(hr))
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{
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if (NULL != ppEnum)
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{
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hr = asyncWrapper->GetServiceList(ppEnum);
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}
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}
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return hr;
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}
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HRESULT OmStorageIni::RequestAbort(ifc_omstorageasync *async, BOOL fDrop)
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{
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EnumAsyncWrapper *asyncWrapper = (EnumAsyncWrapper*)async;
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if (NULL == asyncWrapper) return E_INVALIDARG;
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return asyncWrapper->RequestAbort(fDrop);
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}
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HRESULT OmStorageIni::GetFilter(LPWSTR pszBuffer, UINT cchBufferMax)
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{
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if (NULL == pszBuffer) return E_POINTER;
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return StringCchCopy(pszBuffer, cchBufferMax, L"*.ini");
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}
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#define CBCLASS OmStorageIni
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START_MULTIPATCH;
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START_PATCH(MPIID_OMSTORAGE)
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M_CB(MPIID_OMSTORAGE, ifc_omstorage, ADDREF, AddRef);
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M_CB(MPIID_OMSTORAGE, ifc_omstorage, RELEASE, Release);
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M_CB(MPIID_OMSTORAGE, ifc_omstorage, QUERYINTERFACE, QueryInterface);
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M_CB(MPIID_OMSTORAGE, ifc_omstorage, API_GETID, GetId);
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M_CB(MPIID_OMSTORAGE, ifc_omstorage, API_GETTYPE, GetType);
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M_CB(MPIID_OMSTORAGE, ifc_omstorage, API_GETCAPABILITIES, GetCapabilities);
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M_CB(MPIID_OMSTORAGE, ifc_omstorage, API_GETDESCRIPTION, GetDescription);
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M_CB(MPIID_OMSTORAGE, ifc_omstorage, API_LOAD, Load);
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M_CB(MPIID_OMSTORAGE, ifc_omstorage, API_SAVE, Save);
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M_CB(MPIID_OMSTORAGE, ifc_omstorage, API_DELETE, Delete);
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M_CB(MPIID_OMSTORAGE, ifc_omstorage, API_RELOAD, Reload);
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M_CB(MPIID_OMSTORAGE, ifc_omstorage, API_BEGINLOAD, BeginLoad);
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M_CB(MPIID_OMSTORAGE, ifc_omstorage, API_ENDLOAD, EndLoad);
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M_CB(MPIID_OMSTORAGE, ifc_omstorage, API_REQUESTABORT, RequestAbort);
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NEXT_PATCH(MPIID_OMFILESTORAGE)
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M_CB(MPIID_OMFILESTORAGE, ifc_omfilestorage, ADDREF, AddRef);
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M_CB(MPIID_OMFILESTORAGE, ifc_omfilestorage, RELEASE, Release);
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M_CB(MPIID_OMFILESTORAGE, ifc_omfilestorage, QUERYINTERFACE, QueryInterface);
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M_CB(MPIID_OMFILESTORAGE, ifc_omfilestorage, API_GETFILTER, GetFilter);
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END_PATCH
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END_MULTIPATCH;
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#undef CBCLASS
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