include/zircon-estelle/partition.h

/*
 * Copyright (c) 2018 The Fuchsia Authors
 *
 * SPDX-License-Identifier:	BSD-3-Clause
 */

#ifndef _ZIRCON_PARTITION_H_
#define _ZIRCON_PARTITION_H_

#include <zircon/boot/image.h>

#define ZIRCON_PARTITION_PREFIX "zircon_"

/* TODO(dmitryya@) add descriptions for API */

/* Gets zircon partition layout */
const zbi_partition_map_t *zircon_get_partition_map(void);

/* Gets |name| partition size from zircon partition layout.
 */
int zircon_get_partititon_size(const char *name, uint64_t *size);

/* Writes |size| bytes from the buffer starting at |data| to the
 * |name| zircon partition.
 */
int zircon_partition_write(const char *name, uint64_t offset,
			   const unsigned char *data, size_t size);

/* Attempts to read |size| bytes from |name| zircon partition
 * into the buffer starting at |data|.
 */
int zircon_partition_read(const char *name, uint64_t offset,
			  unsigned char *data, size_t size);

/* Erase |name| partition */
int zircon_partition_erase(const char *name);
#endif /* _ZIRCON_PARTITION_H_ */