73 lines
1.6 KiB
C++
73 lines
1.6 KiB
C++
#ifndef NULLSOFT_WINAMP_CACHE_DOWNLOADER_HEADER
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#define NULLSOFT_WINAMP_CACHE_DOWNLOADER_HEADER
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#if defined(_MSC_VER) && (_MSC_VER >= 1020)
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#pragma once
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#endif
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#include <wtypes.h>
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#include "../Components/wac_downloadManager/wac_downloadManager_api.h"
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class CacheCallback;
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class CacheRecord;
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class CacheDownloader : public ifc_downloadManagerCallback
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{
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public:
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typedef enum
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{
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stateReady = 0,
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stateInitializing = 1,
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stateConnecting = 2,
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stateReceiving = 3,
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stateCompleted = 4,
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stateAborting = 5,
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} States;
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protected:
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CacheDownloader(CacheRecord *record, BOOL fEnableCompression);
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~CacheDownloader();
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public:
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static HRESULT CreateInstance(CacheRecord *record, LPCWSTR pszAddress, BOOL fEnableCompression, CacheDownloader **instance);
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public:
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/* Dispatchable */
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size_t AddRef();
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size_t Release();
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int QueryInterface(GUID interface_guid, void **object);
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HRESULT Abort();
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UINT GetState();
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HRESULT SetOwner(CacheRecord *record);
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protected:
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HRESULT Start(LPCWSTR pszAddress);
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HRESULT DownloadCompleted(INT errorCode);
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/* ifc_downloadManagerCallback */
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void OnFinish(DownloadToken token);
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void OnTick(DownloadToken token);
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void OnError(DownloadToken token, int errorCode);
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void OnCancel(DownloadToken token);
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void OnConnect(DownloadToken token);
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void OnInit(DownloadToken token);
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protected:
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RECVS_DISPATCH;
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protected:
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ULONG ref;
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api_downloadManager *manager;
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DownloadToken cookie;
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CacheRecord *owner; // owner not ref counted
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UINT state;
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BOOL enableCompression;
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CRITICAL_SECTION lock;
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};
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#endif //NULLSOFT_WINAMP_CACHE_DOWNLOADER_HEADER
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