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- /* SPDX-License-Identifier: GPL-2.0+ */
- /*
- * Copyright 2014 Broadcom Corporation.
- */
- #include <part.h>
- #include <sparse_format.h>
- #define ROUNDUP(x, y) (((x) + ((y) - 1)) & ~((y) - 1))
- struct sparse_storage {
- lbaint_t blksz;
- lbaint_t start;
- lbaint_t size;
- void *priv;
- lbaint_t (*write)(struct sparse_storage *info,
- lbaint_t blk,
- lbaint_t blkcnt,
- const void *buffer);
- lbaint_t (*reserve)(struct sparse_storage *info,
- lbaint_t blk,
- lbaint_t blkcnt);
- void (*mssg)(const char *str);
- };
- static inline int is_sparse_image(void *buf)
- {
- sparse_header_t *s_header = (sparse_header_t *)buf;
- if ((le32_to_cpu(s_header->magic) == SPARSE_HEADER_MAGIC) &&
- (le16_to_cpu(s_header->major_version) == 1))
- return 1;
- return 0;
- }
- int write_sparse_image(struct sparse_storage *info, const char *part_name,
- void *data);
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