168 lines
6.7 KiB
C++
168 lines
6.7 KiB
C++
//====== Copyright © 1996-2008, Valve Corporation, All rights reserved. =======
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//
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// Purpose: public interface to user remote file storage in Steam
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//
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//=============================================================================
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#ifndef ISTEAMREMOTESTORAGE_H
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#define ISTEAMREMOTESTORAGE_H
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#ifdef _WIN32
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#pragma once
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#endif
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#include "isteamclient.h"
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// A handle to a piece of user generated content
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typedef uint64 UGCHandle_t;
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const UGCHandle_t k_UGCHandleInvalid = 0xffffffffffffffffull;
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// Ways to handle a synchronization conflict
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enum EResolveConflict
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{
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k_EResolveConflictKeepClient = 1, // The local version of each file will be used to overwrite the server version
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k_EResolveConflictKeepServer = 2, // The server version of each file will be used to overwrite the local version
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};
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enum ERemoteStoragePlatform
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{
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k_ERemoteStoragePlatformNone = 0,
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k_ERemoteStoragePlatformWindows = (1 << 0),
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k_ERemoteStoragePlatformOSX = (1 << 1 ),
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k_ERemoteStoragePlatformPS3 = (1 << 2),
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k_ERemoteStoragePlatformAll = 0xffffffff
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};
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//-----------------------------------------------------------------------------
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// Purpose: Functions for accessing, reading and writing files stored remotely
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// and cached locally
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//-----------------------------------------------------------------------------
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class ISteamRemoteStorage
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{
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public:
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// NOTE
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//
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// Filenames are case-insensitive, and will be converted to lowercase automatically.
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// So "foo.bar" and "Foo.bar" are the same file, and if you write "Foo.bar" then
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// iterate the files, the filename returned will be "foo.bar".
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//
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// file operations
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virtual bool FileWrite( const char *pchFile, const void *pvData, int32 cubData ) = 0;
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virtual int32 FileRead( const char *pchFile, void *pvData, int32 cubDataToRead ) = 0;
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virtual bool FileForget( const char *pchFile ) = 0;
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virtual bool FileDelete( const char *pchFile ) = 0;
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virtual SteamAPICall_t FileShare( const char *pchFile ) = 0;
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// file information
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virtual bool FileExists( const char *pchFile ) = 0;
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virtual bool FilePersisted( const char *pchFile ) = 0;
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virtual int32 GetFileSize( const char *pchFile ) = 0;
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virtual int64 GetFileTimestamp( const char *pchFile ) = 0;
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// iteration
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virtual int32 GetFileCount() = 0;
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virtual const char *GetFileNameAndSize( int iFile, int32 *pnFileSizeInBytes ) = 0;
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// configuration management
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virtual bool GetQuota( int32 *pnTotalBytes, int32 *puAvailableBytes ) = 0;
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virtual bool IsCloudEnabledForAccount() = 0;
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virtual bool IsCloudEnabledForApp() = 0;
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virtual void SetCloudEnabledForApp( bool bEnabled ) = 0;
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// user generated content
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virtual SteamAPICall_t UGCDownload( UGCHandle_t hContent ) = 0;
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virtual bool GetUGCDetails( UGCHandle_t hContent, AppId_t *pnAppID, char **ppchName, int32 *pnFileSizeInBytes, CSteamID *pSteamIDOwner ) = 0;
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virtual int32 UGCRead( UGCHandle_t hContent, void *pvData, int32 cubDataToRead ) = 0;
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// user generated content iteration
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virtual int32 GetCachedUGCCount() = 0;
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virtual UGCHandle_t GetCachedUGCHandle( int32 iCachedContent ) = 0;
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};
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#define STEAMREMOTESTORAGE_INTERFACE_VERSION "STEAMREMOTESTORAGE_INTERFACE_VERSION003"
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// callbacks
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#pragma pack( push, 8 )
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//-----------------------------------------------------------------------------
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// Purpose: sent when the local file cache is fully synced with the server for an app
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// That means that an application can be started and has all latest files
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//-----------------------------------------------------------------------------
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struct RemoteStorageAppSyncedClient_t
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{
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enum { k_iCallback = k_iClientRemoteStorageCallbacks + 1 };
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AppId_t m_nAppID;
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EResult m_eResult;
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int m_unNumDownloads;
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};
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//-----------------------------------------------------------------------------
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// Purpose: sent when the server is fully synced with the local file cache for an app
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// That means that we can shutdown Steam and our data is stored on the server
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//-----------------------------------------------------------------------------
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struct RemoteStorageAppSyncedServer_t
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{
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enum { k_iCallback = k_iClientRemoteStorageCallbacks + 2 };
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AppId_t m_nAppID;
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EResult m_eResult;
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int m_unNumUploads;
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};
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//-----------------------------------------------------------------------------
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// Purpose: Status of up and downloads during a sync session
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//
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//-----------------------------------------------------------------------------
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struct RemoteStorageAppSyncProgress_t
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{
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enum { k_iCallback = k_iClientRemoteStorageCallbacks + 3 };
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char m_rgchCurrentFile[260]; // Current file being transferred
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AppId_t m_nAppID; // App this info relates to
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uint32 m_uBytesTransferredThisChunk; // Bytes transferred this chunk
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double m_dAppPercentComplete; // Percent complete that this app's transfers are
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bool m_bUploading; // if false, downloading
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};
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//
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// IMPORTANT! k_iClientRemoteStorageCallbacks + 4-5 are used, see iclientremotestorage.h
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//
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//-----------------------------------------------------------------------------
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// Purpose: Sent after a conflict resolution attempt.
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//-----------------------------------------------------------------------------
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struct RemoteStorageConflictResolution_t
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{
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enum { k_iCallback = k_iClientRemoteStorageCallbacks + 6 };
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AppId_t m_nAppID;
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EResult m_eResult;
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};
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//-----------------------------------------------------------------------------
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// Purpose: The result of a call to FileShare()
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//-----------------------------------------------------------------------------
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struct RemoteStorageFileShareResult_t
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{
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enum { k_iCallback = k_iClientRemoteStorageCallbacks + 7 };
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EResult m_eResult; // The result of the operation
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UGCHandle_t m_hFile; // The handle that can be shared with users and features
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};
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//-----------------------------------------------------------------------------
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// Purpose: The result of a call to UGCDownload()
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//-----------------------------------------------------------------------------
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struct RemoteStorageDownloadUGCResult_t
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{
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enum { k_iCallback = k_iClientRemoteStorageCallbacks + 8 };
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EResult m_eResult; // The result of the operation.
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UGCHandle_t m_hFile; // The handle to the file that was attempted to be downloaded.
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AppId_t m_nAppID; // ID of the app that created this file.
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int32 m_nSizeInBytes; // The size of the file that was downloaded, in bytes.
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char *m_pchFileName; // The name of the file that was downloaded. This pointer is
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// not guaranteed to be valid indefinitely.
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uint64 m_ulSteamIDOwner; // Steam ID of the user who created this content.
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};
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#pragma pack( pop )
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#endif // ISTEAMREMOTESTORAGE_H
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