ddnet/src/engine/storage.h

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/* (c) Magnus Auvinen. See licence.txt in the root of the distribution for more information. */
/* If you are missing that file, acquire a complete release at teeworlds.com. */
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#ifndef ENGINE_STORAGE_H
#define ENGINE_STORAGE_H
#include "kernel.h"
#include <set>
#include <string>
enum
{
MAX_PATHS = 16
};
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class IStorage : public IInterface
{
MACRO_INTERFACE("storage", 0)
public:
enum
{
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TYPE_SAVE = 0,
TYPE_ALL = -1,
TYPE_ABSOLUTE = -2,
/**
* Translates to TYPE_SAVE if a path is relative
* and to TYPE_ABSOLUTE if a path is absolute.
* Only usable with OpenFile, ReadFile, ReadFileStr,
* GetCompletePath, FileExists and FolderExists.
*/
TYPE_SAVE_OR_ABSOLUTE = -3,
/**
* Translates to TYPE_ALL if a path is relative
* and to TYPE_ABSOLUTE if a path is absolute.
* Only usable with OpenFile, ReadFile, ReadFileStr,
* GetCompletePath, FileExists and FolderExists.
*/
TYPE_ALL_OR_ABSOLUTE = -4,
STORAGETYPE_BASIC = 0,
STORAGETYPE_SERVER,
STORAGETYPE_CLIENT,
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};
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virtual void ListDirectory(int Type, const char *pPath, FS_LISTDIR_CALLBACK pfnCallback, void *pUser) = 0;
virtual void ListDirectoryInfo(int Type, const char *pPath, FS_LISTDIR_CALLBACK_FILEINFO pfnCallback, void *pUser) = 0;
virtual IOHANDLE OpenFile(const char *pFilename, int Flags, int Type, char *pBuffer = nullptr, int BufferSize = 0) = 0;
virtual bool FileExists(const char *pFilename, int Type) = 0;
virtual bool FolderExists(const char *pFilename, int Type) = 0;
virtual bool ReadFile(const char *pFilename, int Type, void **ppResult, unsigned *pResultLen) = 0;
virtual char *ReadFileStr(const char *pFilename, int Type) = 0;
virtual bool FindFile(const char *pFilename, const char *pPath, int Type, char *pBuffer, int BufferSize) = 0;
virtual size_t FindFiles(const char *pFilename, const char *pPath, int Type, std::set<std::string> *pEntries) = 0;
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virtual bool RemoveFile(const char *pFilename, int Type) = 0;
virtual bool RemoveFolder(const char *pFilename, int Type) = 0;
virtual bool RenameFile(const char *pOldFilename, const char *pNewFilename, int Type) = 0;
virtual bool CreateFolder(const char *pFoldername, int Type) = 0;
virtual void GetCompletePath(int Type, const char *pDir, char *pBuffer, unsigned BufferSize) = 0;
virtual bool RemoveBinaryFile(const char *pFilename) = 0;
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virtual bool RenameBinaryFile(const char *pOldFilename, const char *pNewFilename) = 0;
virtual const char *GetBinaryPath(const char *pFilename, char *pBuffer, unsigned BufferSize) = 0;
virtual const char *GetBinaryPathAbsolute(const char *pFilename, char *pBuffer, unsigned BufferSize) = 0;
static void StripPathAndExtension(const char *pFilename, char *pBuffer, int BufferSize);
static const char *FormatTmpPath(char *aBuf, unsigned BufSize, const char *pPath);
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};
extern IStorage *CreateStorage(int StorageType, int NumArgs, const char **ppArguments);
extern IStorage *CreateLocalStorage();
extern IStorage *CreateTempStorage(const char *pDirectory);
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#endif