363 lines
10 KiB
C
363 lines
10 KiB
C
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#ifndef __FS_H__
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#define __FS_H__
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#include "generic/typedef.h"
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#include "generic/list.h"
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#include "generic/ioctl.h"
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#include "generic/atomic.h"
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#include "system/task.h"
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#include "system/malloc.h"
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#include "system/sys_time.h"
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#include "stdarg.h"
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#include "fs_file_name.h"
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#define SEEK_SET 0 /* Seek from beginning of file. */
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#define SEEK_CUR 1 /* Seek from current position. */
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#define SEEK_END 2 /* Seek from end of file. */
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#include "sdfile.h"
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#define F_ATTR_RO 0x01
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#define F_ATTR_ARC 0x02
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#define F_ATTR_DIR 0x04
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#define F_ATTR_VOL 0x08
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#if (VFS_ENABLE == 1)
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#ifndef FSELECT_MODE
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#define FSELECT_MODE
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#define FSEL_FIRST_FILE 0
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#define FSEL_LAST_FILE 1
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#define FSEL_NEXT_FILE 2
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#define FSEL_PREV_FILE 3
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#define FSEL_CURR_FILE 4
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#define FSEL_BY_NUMBER 5
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#define FSEL_BY_SCLUST 6
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#define FSEL_AUTO_FILE 7
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#define FSEL_NEXT_FOLDER_FILE 8
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#define FSEL_PREV_FOLDER_FILE 9
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#define FSEL_BY_PATH 10
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#endif
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#ifndef FCYCLE_MODE
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#define FCYCLE_MODE
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#define FCYCLE_LIST 0
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#define FCYCLE_ALL 1
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#define FCYCLE_ONE 2
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#define FCYCLE_FOLDER 3
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#define FCYCLE_RANDOM 4
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#define FCYCLE_MAX 5
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#endif
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enum {
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FS_IOCTL_GET_FILE_NUM,
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FS_IOCTL_FILE_CHECK,
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FS_IOCTL_GET_ERR_CODE, //暂不支持
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FS_IOCTL_FREE_CACHE,
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FS_IOCTL_SET_NAME_FILTER, //设置文件过滤
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FS_IOCTL_GET_FOLDER_INFO, //获取文件夹序号和文件夹内文件数目
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FS_IOCTL_SET_LFN_BUF, // 512
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FS_IOCTL_SET_LDN_BUF, // 512
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FS_IOCTL_SET_EXT_TYPE, //设置后缀类型
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FS_IOCTL_OPEN_DIR, //打开目录
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FS_IOCTL_ENTER_DIR, //进入目录
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FS_IOCTL_EXIT_DIR, //退出
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FS_IOCTL_GET_DIR_INFO, //获取目录信息
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FS_IOCTL_GETFILE_BYNAME_INDIR, //由歌曲名称获得歌词
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FS_IOCTL_GET_DISP_INFO, //用于长文件名获取
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FS_IOCTL_MK_DIR, //创建文件夹
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FS_IOCTL_GET_ENCFOLDER_INFO, //获取录音文件信息
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FS_IOCTL_GET_OUTFLASH_ADDR, //获取外置flash实际物理地址（暂时用于手表case,特殊fat系统）
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FS_IOCTL_FLUSH_WBUF,
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FS_IOCTL_SAVE_FAT_TABLE,
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};
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struct vfs_devinfo;
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struct vfscan;
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struct vfs_operations;
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struct vfs_devinfo {
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void *fd;
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u32 sector_size;
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void *private_data;
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};
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#define VFS_PART_DIR_MAX 16
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struct vfs_partition {
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struct vfs_partition *next;
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u32 offset;
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u32 clust_size;
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u32 total_size;
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u8 fs_attr;
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char dir[VFS_PART_DIR_MAX];
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void *private_data;
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};
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struct fiter {
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u32 index;
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};
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struct ffolder {
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u16 fileStart;
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u16 fileTotal;
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};
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struct imount {
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int fd;
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const char *path;
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struct vfs_operations *ops;
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struct vfs_devinfo dev;
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struct vfs_partition part;
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struct list_head entry;
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atomic_t ref;
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OS_MUTEX mutex;
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u8 avaliable;
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u8 part_num;
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};
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struct vfs_attr {
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u8 attr;
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u32 fsize;
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u32 sclust;
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struct sys_time crt_time;
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struct sys_time wrt_time;
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};
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typedef struct {
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struct imount *mt;
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struct vfs_devinfo *dev;
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struct vfs_partition *part;
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void *private_data;
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} FILE;
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struct vfscan {
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u8 scan_file;
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u8 subpath; //子目录，设置是否只扫描一层
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u8 scan_dir;
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u8 attr;
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u8 cycle_mode;
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char sort;
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char ftype[20 * 3 + 1];
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u16 file_number;
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u16 file_counter;
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u16 dir_totalnumber; // 文件夹总数
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u16 musicdir_counter; // 播放文件所在文件夹序号
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u16 fileTotalInDir; //文件夹下的文件数目
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void *priv;
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struct vfs_devinfo *dev;
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struct vfs_partition *part;
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char filt_dir[12];
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};
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struct vfs_operations {
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const char *fs_type;
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int (*mount)(struct imount *, int);
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int (*unmount)(struct imount *);
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int (*format)(struct vfs_devinfo *, struct vfs_partition *);
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int (*fset_vol)(struct vfs_partition *, const char *name);
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int (*fget_free_space)(struct vfs_devinfo *, struct vfs_partition *, u32 *space);
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int (*fopen)(FILE *, const char *path, const char *mode);
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int (*fread)(FILE *, void *buf, u32 len);
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int (*fread_fast)(FILE *, void *buf, u32 len);
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int (*fwrite)(FILE *, void *buf, u32 len);
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int (*fseek)(FILE *, int offset, int);
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int (*fseek_fast)(FILE *, int offset, int);
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int (*flen)(FILE *);
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int (*fpos)(FILE *);
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int (*fcopy)(FILE *, FILE *);
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int (*fget_name)(FILE *, u8 *name, int len);
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int (*fget_path)(FILE *, struct vfscan *, u8 *name, int len, u8 is_relative_path);
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int (*frename)(FILE *, const char *path);
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int (*fclose)(FILE *);
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int (*fdelete)(FILE *);
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int (*fscan)(struct vfscan *, const char *path, u8 max_deepth);
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int (*fscan_interrupt)(struct vfscan *, const char *path, u8 max_deepth, int (*callback)(void));
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void (*fscan_release)(struct vfscan *);
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int (*fsel)(struct vfscan *, int sel_mode, FILE *, int);
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int (*fget_attr)(FILE *, int *attr);
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int (*fset_attr)(FILE *, int attr);
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int (*fget_attrs)(FILE *, struct vfs_attr *);
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int (*fmove)(FILE *file, const char *path_dst, FILE *, int clr_attr);
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int (*ioctl)(void *, int cmd, int arg);
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};
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#define REGISTER_VFS_OPERATIONS(ops) \
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const struct vfs_operations ops SEC(.vfs_operations)
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static inline struct vfs_partition *vfs_partition_next(struct vfs_partition *p)
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{
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struct vfs_partition *n = (struct vfs_partition *)zalloc(sizeof(*n));
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if (n) {
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p->next = n;
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}
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return n;
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}
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static inline void vfs_partition_free(struct vfs_partition *p)
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{
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struct vfs_partition *n = p->next;
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while (n) {
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p = n->next;
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free(n);
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n = p;
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}
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}
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struct imount *mount(const char *dev_name, const char *path, const char *fs_type,
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int cache_num, void *dev_arg); //挂载
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int unmount(const char *path);
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int f_format(const char *path, const char *fs_type, u32 clust_size); //格式化接口
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int f_free_cache(const char *path);
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/*----------------------------------------------------------------------------*/
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/** @brief:
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@param: fopen 扩展功能
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@note: fopen自动打开、创建文件夹和文件。
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说明：
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1. 设备路径+文件，其中文件传入格式:"music/test/1/2/3/pk*.wav" "JL_REC/AC69****.wav" "JL_REC/AC690000.wav"
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2. 文件名带*号，带多少个*表示多少个可变数字，最多为8+3的大小，如表示可变数字名称变为XXX0001,XXXX002这样得格式，不带*号则只创建一个文件，写覆盖。
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@date: 2020-07-22
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*/
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/*----------------------------------------------------------------------------*/
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FILE *fopen(const char *path, const char *mode);
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int fread(FILE *file, void *buf, u32 len);
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int fwrite(FILE *file, void *buf, u32 len);
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int fseek(FILE *file, int offset, int orig);
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int fseek_fast(FILE *file, int offset, int orig);// 快速seek
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int fread_fast(FILE *file, void *buf, u32 len); //快速read
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int flen(FILE *file);
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int fpos(FILE *file);
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int fcopy(const char *format, ...);
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int fget_name(FILE *file, u8 *name, int len);
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int frename(FILE *file, const char *path);
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int fclose(FILE *file);
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int fdelete(FILE *file);
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int fdelete_by_name(const char *fname);
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int fget_free_space(const char *path, u32 *space);
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int fget_path(FILE *file, struct vfscan *fscan, u8 *name, int len, u8 is_relative_path);
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/* arg:
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* -t 文件类型
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* -r 包含子目录
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* -d 扫描文件夹
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* -a 文件属性 r: 读， /: 非
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* -s 排序方式， t:按时间排序， n:按文件号排序
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*/
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struct vfscan *fscan(const char *path, const char *arg, u8 max_deepth); //扫描接口，参数配置如上。
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struct vfscan *fscan_interrupt(const char *path, const char *arg, u8 max_deepth, int (*callback)(void)); //可打断扫描
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struct vfscan *fscan_enterdir(struct vfscan *fs, const char *path);//进入指定子目录，只扫此目录下文件信息
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struct vfscan *fscan_exitdir(struct vfscan *fs); //返回上一层
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void fscan_release(struct vfscan *fs);
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FILE *fselect(struct vfscan *fs, int selt_mode, int arg); //选择指定文件
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int fdir_exist(const char *dir); //check 目录是否存在
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int fdir(FILE *file, const char *arg, char *name, int len, struct fiter *iter);//暂无此接口
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int fget_attr(FILE *file, int *attr); //获取文件属性
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int fset_attr(FILE *file, int attr); //设置文件属性
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int fget_attrs(FILE *file, struct vfs_attr *attr);//获得文件相关信息如属性、簇号、大小等
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struct vfs_partition *fget_partition(const char *path);//获得分区part
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int fset_vol(const char *path, const char *name);//设置卷标
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int fmove(FILE *file, const char *path_dst, FILE **newFile, int clr_attr);//暂不支持
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int fcheck(FILE *file);//暂不支持
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int fget_err_code(const char *path); //暂不支持
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int fset_name_filter(const char *path, void *name_filter);//暂不支持
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int fget_folder(struct vfscan *fs, struct ffolder *arg); //获取文件夹序号和文件夹内文件数目
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int fset_lfn_buf(struct vfscan *fs, void *arg);//设置长文件名buf
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int fset_ldn_buf(struct vfscan *fs, void *arg);//设置长文件夹名buf
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int fset_ext_type(const char *path, void *ext_type);//设置后缀类型
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int fopen_dir_info(const char *path, FILE **pp_file, void *dir_dj); //打开目录
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int fenter_dir_info(FILE *file, void *dir_dj); //进入目录
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int fexit_dir_info(FILE *file); //退出
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int fget_dir_info(FILE *file, u32 start_num, u32 total_num, void *buf_info); ////获取目录信息
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int fget_fat_outflash_addr(FILE *file, char *name, void *buf_info);//获取外置flash实际物理地址（暂时用于手表case,特殊fat系统）
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int fget_file_byname_indir(FILE *file, FILE **newFile, void *ext_name); //由歌曲名称获得歌词
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int fget_disp_info(FILE *file, void *arg); //用于长文件名获取
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int fmk_dir(const char *path, char *folder, u8 mode); //创建目录
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int fget_encfolder_info(const char *path, char *folder, char *ext, u32 *last_num, u32 *total_num); //获取录音文件信息
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int fname_to_path(char *result, const char *path, const char *fname, int len); //把路径和文件名拼接
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int get_last_num(void); //录音获取最后序号。
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void set_bp_info(u32 clust, u32 fsize, u32 *flag); //扫描前设置断点参数，需要put_bp_info对应释放buf.
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void put_bp_info(void);
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int fsave_fat_table(FILE *file, u16 btr, u8 *buf);
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int f_flush_wbuf(const char *path);
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#endif /* VFS_ENABLE */
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#endif /* __FS_H__ */
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