phatfs.h

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#ifndef FS_PHATFS_H_
#define FS_PHATFS_H_

/*
 * Copyright (C) 2005-2006 by egnite Software GmbH. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. Neither the name of the copyright holders nor the names of
 *    contributors may be used to endorse or promote products derived
 *    from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY EGNITE SOFTWARE GMBH AND CONTRIBUTORS
 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL EGNITE
 * SOFTWARE GMBH OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
 * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 * For additional information see http://www.ethernut.de/
 */

#include <sys/types.h>
#include <sys/file.h>
#include <sys/device.h>

#include <fs/phatdir.h>


typedef struct _PHATFILE {
    uint32_t f_pos;
    uint32_t f_clust;
    uint32_t f_clust_pos;
    uint32_t f_sect_pos;
    uint32_t f_clust_prv;
    uint32_t f_mode;
    PHATDIRENT f_dirent;
    uint32_t f_de_sect;
    uint32_t f_de_offs;
    unsigned int f_de_dirty;
    uint16_t f_pde_clust;
    uint16_t f_pde_clusthi;
} PHATFILE;

#define PHATEOC     0x0FFFFFF8


#define PHAT_FATTR_RDONLY    0x01

#define PHAT_FATTR_HIDDEN    0x02

#define PHAT_FATTR_SYSTEM    0x04

#define PHAT_FATTR_VOLID     0x08

#define PHAT_FATTR_DIR       0x10

#define PHAT_FATTR_ARCHIV    0x20

#define PHAT_FATTR_LFN      (PHAT_FATTR_RDONLY | PHAT_FATTR_HIDDEN | PHAT_FATTR_SYSTEM | PHAT_FATTR_VOLID)

#define PHAT_FATTR_FILEMASK  0x37



#include <fs/phat12.h>
#include <fs/phat16.h>
#include <fs/phat32.h>

extern NUTDEVICE devPhat0;
extern NUTDEVICE devPhat1;

extern uint32_t AllocFirstCluster(NUTFILE * nfp);

extern NUTFILE *PhatFileOpen(NUTDEVICE * dev, CONST char *path, int mode, int acc);
extern int PhatFileClose(NUTFILE * nfp);
extern int PhatFileWrite(NUTFILE * nfp, CONST void *buffer, int len);
#ifdef __HARVARD_ARCH__
extern int PhatFileWrite_P(NUTFILE * nfp, PGM_P buffer, int len);
#endif
extern int PhatFileRead(NUTFILE * nfp, void *buffer, int size);

#endif