+libfdt

#include "fdt_host.h"

#include "../scripts/dtc/libfdt/fdt.c"

#include "fdt_host.h"

#include "../scripts/dtc/libfdt/fdt_addresses.c"

#include "fdt_host.h"

#include "../scripts/dtc/libfdt/fdt_empty_tree.c"

#include "fdt_host.h"

#include "../scripts/dtc/libfdt/fdt_overlay.c"

/* SPDX-License-Identifier:	GPL-2.0+ BSD-2-Clause */

#include "fdt_host.h"

#include "../../scripts/dtc/libfdt/fdt_rw.c"

int fdt_remove_unused_strings(const void *old, void *new)

{

	const struct fdt_property *old_prop;

	struct fdt_property *new_prop;

	int size = fdt_totalsize(old);

	int next_offset, offset;

	const char *str;

	int ret;

	int tag = FDT_PROP;

	/* Make a copy and remove the strings */

	memcpy(new, old, size);

	fdt_set_size_dt_strings(new, 0);

	/* Add every property name back into the new string table */

	for (offset = 0; tag != FDT_END; offset = next_offset) {

		tag = fdt_next_tag(old, offset, &next_offset);

		if (tag != FDT_PROP)

			continue;

		old_prop = fdt_get_property_by_offset(old, offset, NULL);

		new_prop = (struct fdt_property *)(unsigned long)

			fdt_get_property_by_offset(new, offset, NULL);

		str = fdt_string(old, fdt32_to_cpu(old_prop->nameoff));

		ret = fdt_find_add_string_(new, str);

		if (ret < 0)

			return ret;

		new_prop->nameoff = cpu_to_fdt32(ret);

	}

	return 0;

}