/*
 * Copyright 2006-2013, Ingo Weinhold, ingo_weinhold@gmx.de.
 * Distributed under the terms of the MIT License.
 */
#ifndef _MINE_MIME_SNIFFER_ADDON_MANAGER_H
#define _MINE_MIME_SNIFFER_ADDON_MANAGER_H


#include <List.h>
#include <Locker.h>


#include <mime/MimeSniffer.h>


class BFile;
class BMimeSnifferAddon;
class BMimeType;


namespace BPrivate {
namespace Storage {
namespace Mime {


class MimeSnifferAddonManager : public BPrivate::Storage::Mime::MimeSniffer {
private:
                                                                MimeSnifferAddonManager();
                                                                ~MimeSnifferAddonManager();

public:
        static  MimeSnifferAddonManager* Default();
        static  status_t                        CreateDefault();
        static  void                            DeleteDefault();

                        status_t                        AddMimeSnifferAddon(BMimeSnifferAddon* addon);

        virtual size_t                          MinimalBufferSize();

        virtual float                           GuessMimeType(const char* fileName,
                                                                        BMimeType* type);
        virtual float                           GuessMimeType(BFile* file,
                                                                        const void* buffer, int32 length,
                                                                        BMimeType* type);

private:
                        struct AddonReference;

                        status_t                        _GetAddons(AddonReference**& references,
                                                                        int32& count);
                        void                            _PutAddons(AddonReference** references,
                                                                        int32 count);

                        static MimeSnifferAddonManager* sManager;

                        BLocker                         fLock;
                        BList                           fAddons;
                        size_t                          fMinimalBufferSize;
};

}       // namespace Mime
}       // namespace Storage
}       // namespace BPrivate


#endif  // _MINE_MIME_SNIFFER_ADDON_MANAGER_H