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/* Copyright (C) 2001, 2002, 2003 by Hans Reiser, licensing governed by
libaal/COPYING.
device.h -- device functions declaration. */
#ifndef AAL_DEVICE_H
#define AAL_DEVICE_H
#include <aal/types.h>
extern aal_device_t *aal_device_open(struct aal_device_ops *ops,
void *person,
uint32_t blksize,
int flags);
#ifndef ENABLE_MINIMAL
extern errno_t aal_device_sync(aal_device_t *device);
extern bool_t aal_device_readonly(aal_device_t *device);
extern errno_t aal_device_reopen(aal_device_t *device,
uint32_t blksize,
int flags);
extern errno_t aal_device_discard(aal_device_t *device,
blk_t block,
count_t count);
extern errno_t aal_device_write(aal_device_t *device,
void *buff, blk_t block,
count_t count);
extern bool_t aal_device_equals(aal_device_t *device1,
aal_device_t *device2);
#endif
extern errno_t aal_device_read(aal_device_t *device,
void *buff, blk_t block,
count_t count);
extern void aal_device_close(aal_device_t *device);
extern errno_t aal_device_set_bs(aal_device_t *device,
uint32_t blksize);
extern count_t aal_device_len(aal_device_t *device);
extern uint32_t aal_device_get_bs(aal_device_t *device);
#endif
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