#ifndef SHADOW_IMAGE_H_
#define SHADOW_IMAGE_H_

#include "cluster-table.h"
#include "status.h"

#include <stddef.h>

struct b_file;
struct b_buffer;
struct ec3_image_ioctx;
struct ec3_tag_ioctx;
struct ec3_tag_info;

struct shadow_image {
	size_t img_nr_clusters;
	size_t img_nr_bytes;
	size_t img_cluster_data_offset;
	struct b_file *img_f_data;
	struct b_file *img_f_cluster_table;
	struct cluster_table img_cluster_table;
	struct b_buffer *img_extent_table;
	struct b_buffer *img_tag_table;
};

extern enum ec3_status shadow_image_init(
	struct ec3_image_ioctx *parent,
	struct shadow_image *out);
extern enum ec3_status shadow_image_finish(
	struct ec3_image_ioctx *parent,
	struct shadow_image *image);
extern void shadow_image_cancel(struct shadow_image *image);

extern enum ec3_status shadow_image_write_tag(
	struct ec3_image_ioctx *src,
	const struct ec3_tag_info *tag,
	struct ec3_tag_ioctx *ioctx,
	struct shadow_image *dest);

#endif