73 lines
2.2 KiB
C
73 lines
2.2 KiB
C
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/*
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* This file is subject to the terms of the GFX License. If a copy of
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* the license was not distributed with this file, you can obtain one at:
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*
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* http://ugfx.org/license.html
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*/
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/**
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* @file src/gfile/gfile_fs.h
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* @brief GFILE file system header.
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*
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*/
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#ifndef _GFILE_FS_H
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#define _GFILE_FS_H
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struct GFILE {
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const struct GFILEVMT * vmt;
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uint16_t flags;
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#define GFILEFLG_OPEN 0x0001 // File is open
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#define GFILEFLG_READ 0x0002 // Read the file
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#define GFILEFLG_WRITE 0x0004 // Write the file
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#define GFILEFLG_APPEND 0x0008 // Append on each write
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#define GFILEFLG_BINARY 0x0010 // Treat as a binary file
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#define GFILEFLG_DELONCLOSE 0x0020 // Delete on close
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#define GFILEFLG_CANSEEK 0x0040 // Seek operations are valid
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#define GFILEFLG_FAILONBLOCK 0x0080 // Fail on a blocking call
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#define GFILEFLG_MUSTEXIST 0x0100 // On open file must exist
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#define GFILEFLG_MUSTNOTEXIST 0x0200 // On open file must not exist
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#define GFILEFLG_TRUNC 0x0400 // On open truncate the file
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void * obj;
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long int pos;
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};
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struct gfileList {
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const struct GFILEVMT * vmt;
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bool_t dirs;
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};
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typedef struct GFILEVMT {
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uint8_t flags;
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#define GFSFLG_WRITEABLE 0x0001
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#define GFSFLG_CASESENSITIVE 0x0002
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#define GFSFLG_SEEKABLE 0x0004
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#define GFSFLG_FAST 0x0010
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#define GFSFLG_SMALL 0x0020
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#define GFSFLG_TEXTMODES 0x0040
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char prefix;
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bool_t (*del) (const char *fname);
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bool_t (*exists) (const char *fname);
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long int (*filesize) (const char *fname);
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bool_t (*ren) (const char *oldname, const char *newname);
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bool_t (*open) (GFILE *f, const char *fname);
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void (*close) (GFILE *f);
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int (*read) (GFILE *f, void *buf, int size);
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int (*write) (GFILE *f, const void *buf, int size);
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bool_t (*setpos) (GFILE *f, long int pos);
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long int (*getsize) (GFILE *f);
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bool_t (*eof) (GFILE *f);
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bool_t (*mount) (const char *drive);
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bool_t (*unmount) (const char *drive);
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bool_t (*sync) (GFILE *f);
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#if GFILE_NEED_FILELISTS
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gfileList * (*flopen) (const char *path, bool_t dirs);
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const char *(*flread) (gfileList *pfl);
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void (*flclose) (gfileList *pfl);
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#endif
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} GFILEVMT;
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GFILE *_gfileFindSlot(const char *mode);
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#endif //_GFILE_FS_H
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