MP3编解码原程序以及设计资料
源代码在线查看： file.h
/*H**************************************************************************
* NAME: file.h
*----------------------------------------------------------------------------
* Copyright (c) 2003 Atmel.
*----------------------------------------------------------------------------
* RELEASE: snd1c-refd-nf-4_0_3
* REVISION: 1.15
*----------------------------------------------------------------------------
* PURPOSE:
* This file contains the file function definition
*****************************************************************************/
#ifndef _FILE_H_
#define _FILE_H_
/*_____ I N C L U D E S ____________________________________________________*/
#include "fs.h" /* file system definition */
#include "..\mem\hard.h" /* low level function definition */
#if (MEM_CHIP_FS == FS_FAT_32) || (MEM_CARD_FS == FS_FAT_32)
#include "fat32.h" /* FAT file-system definition */
#endif
#if (MEM_CHIP_FS == FS_FAT_12_16) || (MEM_CARD_FS == FS_FAT_12_16)
#include "fat.h" /* FAT file-system definition */
#endif
#if (MEM_CHIP_FS == FS_ISO) || (MEM_CARD_FS == FS_ISO)
#include "iso9660.h" /* ISO 9660 file-system definition */
#endif
/*_____ M A C R O S ________________________________________________________*/
/* File Type */
/* ! must be defined as power of 2 */
#define FILE_XXX ((Byte)0)
#define FILE_DIR ((Byte)1)
#define FILE_SYS ((Byte)2)
#define FILE_MP3 ((Byte)4)
#define FILE_WAV ((Byte)8)
/*_____ D E F I N I T I O N ________________________________________________*/
/*_____ D E C L A R A T I O N ______________________________________________*/
bit file_seek_prev (Byte, bit);
bit file_seek_next (Byte, bit);
bit file_entry_dir (Byte);
#if (MEM_CHIP_FS == FS_FAT_12_16) || (MEM_CARD_FS == FS_FAT_12_16) || (MEM_CHIP_FS == FS_FAT_32) || (MEM_CARD_FS == FS_FAT_32)
#define Fat_fcreate(name, attr) (bit)fat_fcreate(name, attr)
#define Fat_fopen(m) (bit)fat_fopen(m)
#define Fat_fclose() (void)fat_fclose()
#define Fat_fseek(o) (bit)fat_fseek(o)
#define Fat_fseek_abs(o) (void)fat_fseek_abs(o)
#define Fat_feof() (bit)fat_feof()
#define Fat_feob() (bit)fat_feob()
#define Fat_feod() (bit)fat_feof()
#define Fat_refresh_dir_info(m) (void)fat_refresh_dir_file_info(m)
#define Fat_fdelete() (Byte)fat_fdelete()
#define Fat_fgetc() (Byte)fat_fgetc()
#define Fat_fputc(d) (void)fat_fputc(d)
#define Fat_format() (void)fat_format()
#define Fat_file_goto_next() (bit)fat_goto_next()
#define Fat_file_goto_prev() (bit)fat_goto_prev()
#define Fat_file_goto_last() (bit)fat_seek_last()
#define Fat_file_goto_first() (bit)fat_seek_first()
#define Fat_file_entry_root(id) (bit)fat_get_root_directory(id)
#define Fat_file_goto_parent(id) (bit)fat_goto_parentdir(id)
#define Fat_file_goto_child(id) (bit)fat_goto_subdir(id)
#define Fat_file_type() (Byte)fat_check_ext()
#define Fat_fs_mount() (bit)fat_install()
#define Fat_file_get_name() (char pdata *)fat_get_name()
#define Fat_file_clear_name() (void)fat_clear_file_name()
#define Fat_fget_pos() (Uint32)fat_file_get_pos()
#define Fat_save_cluster_info() (void)fat_save_cluster_info()
#endif
#if (MEM_CHIP_FS == FS_ISO) || (MEM_CARD_FS == FS_ISO)
#define Iso_fopen(m) (bit)iso_fopen()
#define Iso_fclose() (void)iso_fclose()
#define Iso_fseek(o) (bit)iso_fseek(o)
#define Iso_fseek_abs(o) (void)iso_fseek_abs(o)
#define Iso_feof() (bit)iso_feof()
#define Iso_feob() (bit)iso_feob()
#define Iso_feod() (bit)iso_feof()
#define Iso_fgetc() (Byte)iso_fgetc()
#define Iso_fputc(d) (void)iso_fputc(d)
#define Iso_format() (void)iso_format()
#define Iso_file_goto_next() (bit)iso_goto_next()
#define Iso_file_goto_prev() (bit)iso_goto_prev()
#define Iso_file_goto_last() (bit)iso_goto_last()
#define Iso_file_goto_first() (bit)iso_goto_first()
#define Iso_file_entry_root(id) (bit)iso_get_directory(id, TRUE)
#define Iso_file_goto_parent(id) (bit)iso_goto_parent_dir()
#define Iso_file_goto_child(id) (bit)iso_get_directory(id, FALSE)
#define Iso_file_type() (Byte)iso_check_ext()
#define Iso_fs_mount() (bit)iso_install()
#define Iso_file_get_name() (char pdata *)iso_get_name()
#define Iso_file_clear_name() (void)fat_clear_file_name()
#define Iso_file_get_pos() (Uint32)iso_file_get_pos()
#define Iso_save_file_pos() (void)iso_save_file_pos()
#endif
#if (MEM_CHIP_FS == MEM_CARD_FS) || (MEM_CARD_FS == FS_NONE) || (MEM_CHIP_FS == FS_NONE)
/* If only one fs */
#if (MEM_CARD_FS == FS_ISO) || (MEM_CHIP_FS == FS_ISO)
#define Fdelete() KO
#define Frefresh(m)
#define Fcreate(name, attr) KO
#define Fputc(d)
#define Fformat()
#define Fopen(m) Iso_fopen(m)
#define Fclose() Iso_fclose()
#define Fseek(o) Iso_fseek(o)
#define Fseek_abs(o) Iso_fseek_abs(o)
#define Feof() Iso_feof()
#define Feob() Iso_feob()
#define Feod() Iso_feod()
#define Fgetc() Iso_fgetc()
#define File_goto_next() Iso_file_goto_next()
#define File_goto_prev() Iso_file_goto_prev()
#define File_goto_last() Iso_file_goto_last()
#define File_goto_first() Iso_file_goto_first()
#define File_entry_root(id) Iso_file_entry_root(id)
#define File_goto_parent(id) Iso_file_goto_parent(id)
#define File_goto_child(id) Iso_file_goto_child(id)
#define File_type() Iso_file_type()
#define File_mount() Iso_fs_mount()
#define File_get_name() Iso_file_get_name()
#define File_clear_name() Iso_file_clear_name()
#define Fget_pos() Iso_file_get_pos()
#define Fsave_cluster_info() Iso_save_file_pos()
#else
#define Fcreate(name, attr) Fat_fcreate(name, attr)
#define Frefresh(m) Fat_refresh_dir_info(m)
#define Fdelete() Fat_fdelete()
#define Fopen(m) Fat_fopen(m)
#define Fclose() Fat_fclose()
#define Fseek(o) Fat_fseek(o)
#define Fseek_abs(o) Fat_fseek_abs(o)
#define Feof() Fat_feof()
#define Feob() Fat_feob()
#define Feod() Fat_feod()
#define Fgetc() Fat_fgetc()
#define Fputc(d) Fat_fputc(d)
#define Fformat() Fat_format()
#define File_goto_next() Fat_file_goto_next()
#define File_goto_prev() Fat_file_goto_prev()
#define File_goto_last() Fat_file_goto_last()
#define File_goto_first() Fat_file_goto_first()
#define File_entry_root(id) Fat_file_entry_root(id)
#define File_goto_parent(id) Fat_file_goto_parent(id)
#define File_goto_child(id) Fat_file_goto_child(id)
#define File_type() Fat_file_type()
#define File_mount() Fat_fs_mount()
#define File_get_name() Fat_file_get_name()
#define File_clear_name() Fat_file_clear_name()
#define Fget_pos() Fat_fget_pos()
#define Fsave_cluster_info() Fat_save_cluster_info()
#endif
#else
#define Fcreate(name, attr) Fat_fcreate(name, attr)
#define Frefresh(m) Fat_refresh_dir_info(m)
#define Fdelete() Fat_fdelete()
#define Fputc(d) Fat_fputc(d)
#define Fformat() Fat_format()
#define Fopen(m) ((fs_memory != FS_ISO) ? Fat_fopen(m) : Iso_fopen(m))
#define Fclose() ((fs_memory != FS_ISO) ? Fat_fclose() : Iso_fclose())
#define Fseek(o) ((fs_memory != FS_ISO) ? Fat_fseek(o) : Iso_fseek(o))
#define Fseek_abs(o) ((fs_memory != FS_ISO) ? Fat_fseek_abs(o) : Iso_fseek_abs(o))
#define Feof() ((fs_memory != FS_ISO) ? Fat_feof() : Iso_feof())
#define Feob() ((fs_memory != FS_ISO) ? Fat_feob() : Iso_feob())
#define Feod() ((fs_memory != FS_ISO) ? Fat_feof() : Iso_feof())
#define Fgetc() ((fs_memory != FS_ISO) ? Fat_fgetc() : Iso_fgetc())
#define File_goto_next() ((fs_memory != FS_ISO) ? Fat_file_goto_next(): Iso_file_goto_next())
#define File_goto_prev() ((fs_memory != FS_ISO) ? Fat_file_goto_prev(): Iso_file_goto_prev())
#define File_goto_last() ((fs_memory != FS_ISO) ? Fat_file_goto_last() : Iso_file_goto_last())
#define File_goto_first() ((fs_memory != FS_ISO) ? Fat_file_goto_first() : Iso_file_goto_first())
#define File_entry_root(id) ((fs_memory != FS_ISO) ? Fat_file_entry_root(id) : Iso_file_entry_root(id))
#define File_goto_parent(id) ((fs_memory != FS_ISO) ? Fat_file_goto_parent(id) : Iso_file_goto_parent(id))
#define File_goto_child(id) ((fs_memory != FS_ISO) ? Fat_file_goto_child(id) : Iso_file_goto_child(id))
#define File_type() ((fs_memory != FS_ISO) ? Fat_file_type() : Iso_file_type())
#define File_mount() ((fs_memory != FS_ISO) ? Fat_fs_mount() : Iso_fs_mount())
#define File_get_name() ((fs_memory != FS_ISO) ? Fat_file_get_name() : Iso_file_get_name())
#define File_clear_name() (void)fat_clear_file_name()
#define Fget_pos() ((fs_memory != FS_ISO) ? (Uint32)fat_file_get_pos() : Iso_file_get_pos())
#define Fsave_cluster_info() ((fs_memory != FS_ISO) ? (void)fat_save_cluster_info() : Iso_save_file_pos())
#endif
#endif /* _FILE_H_ */
