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A modern, network-enabled music player platform built on Rockbox technology. rockboxd.tsiry-sandratraina.com
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123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960/*************************************************************************** * __________ __ ___. * Open \______ \ ____ ____ | | _\_ |__ _______ ___ * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ * \/ \/ \/ \/ \/ * * Copyright (C) 2014 by Michael Sevakis * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version 2 * of the License, or (at your option) any later version. * * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY * KIND, either express or implied. * ****************************************************************************/#ifndef DISK_CACHE_H#define DISK_CACHE_H
#include "mutex.h"#include "mv.h"
static inline void dc_lock_cache(void){ extern struct mutex disk_cache_mutex; mutex_lock(&disk_cache_mutex);}
static inline void dc_unlock_cache(void){ extern struct mutex disk_cache_mutex; mutex_unlock(&disk_cache_mutex);}
void * dc_cache_probe(IF_MV(int volume,) sector_t secnum, unsigned int *flags);void dc_dirty_buf(void *buf);void dc_discard_buf(void *buf);void dc_commit_all(IF_MV_NONVOID(int volume));void dc_discard_all(IF_MV_NONVOID(int volume));
void dc_init(void) INIT_ATTR;
/* in addition to filling, writeback is implemented by the client */extern void dc_writeback_callback(IF_MV(int volume, ) sector_t sector, void *buf);
/** These synchronize and can be called by anyone **/
/* expropriate a buffer from the cache of DC_CACHE_BUFSIZE bytes */void * dc_get_buffer(void);/* return buffer to the cache by buffer */void dc_release_buffer(void *buf);
#endif /* DISK_CACHE_H */