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- buffering.h
- Friday, June 29th, 2007 at 10:10:53am MDT
- /***************************************************************************
- * __________ __ ___.
- * Open \______ \ ____ ____ | | _\_ |__ _______ ___
- * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
- * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
- * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
- * \/ \/ \/ \/ \/
- * $Id$
- *
- * Copyright (C) 2007 Nicolas Pennequin
- *
- * All files in this archive are subject to the GNU General Public License.
- * See the file COPYING in the source tree root for full license agreement.
- *
- * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
- * KIND, either express or implied.
- *
- ****************************************************************************/
- #ifndef _BUFFERING_H_
- #define _BUFFERING_H_
- #include <sys/types.h>
- enum data_type {
- TYPE_UNKNOWN,
- TYPE_AUDIO,
- TYPE_ID3,
- TYPE_CUESHEET,
- TYPE_IMAGE
- };
- enum data_state {
- STATE_UNKNOWN,
- STATE_OUTDATED,
- STATE_IN_USE,
- STATE_TO_BE_USED
- };
- struct memory_handle {
- enum data_type type;
- enum data_state state;
- char path[MAX_PATH];
- size_t filerem; /* Remaining bytes of file NOT in buffer */
- size_t filesize; /* File total length */
- volatile size_t available; /* Available bytes to read from buffer */
- size_t start_pos; /* Position to first bytes of file in buffer */
- size_t buf_idx; /* Pointer to the data buffer */
- };
- void buffering_init(void);
- void audio_reset_buffer(void);
- #endif
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