FM / dtc

/usr/src/kernels/4.18.0-553.121.1.el8_10.x86_64/scripts/dtc/

/usr/src/kernels/4.18.0-553.121.1.el8_10.x86_64/scripts/dtc

Name	Size	Mode	Actions
include-prefixes/	-	0755	rm
libfdt/	-	0755	rm
checks.c	50410	0644	edit dl rm
data.c	4590	0644	edit dl rm
dtc-lexer.l	6308	0644	edit dl rm
dtc-parser.y	10781	0644	edit dl rm
dtc.c	9412	0644	edit dl rm
dtc.h	8455	0644	edit dl rm
dtx_diff	8755	0755	edit dl rm
dt_to_config	41834	0755	edit dl rm
fdtdump.c	3756	0644	edit dl rm
fdtget.c	8781	0644	edit dl rm
fdtput.c	8546	0644	edit dl rm
flattree.c	21953	0644	edit dl rm
fstree.c	1557	0644	edit dl rm
livetree.c	20787	0644	edit dl rm
Makefile	767	0644	edit dl rm
Makefile.dtc	467	0644	edit dl rm
srcpos.c	8772	0644	edit dl rm
srcpos.h	2948	0644	edit dl rm
treesource.c	7054	0644	edit dl rm
update-dtc-source.sh	2552	0755	edit dl rm
util.c	8701	0644	edit dl rm
util.h	7112	0644	edit dl rm
version_gen.h	42	0644	edit dl rm
yamltree.c	6868	0644	edit dl rm

Edit: /usr/src/kernels/4.18.0-553.121.1.el8_10.x86_64/scripts/dtc/fstree.c (1557B)

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 * (C) Copyright David Gibson <dwg@au1.ibm.com>, IBM Corporation.  2005.
 */

#include "dtc.h"

#include <dirent.h>
#include <sys/stat.h>

static struct node *read_fstree(const char *dirname)
{
	DIR *d;
	struct dirent *de;
	struct stat st;
	struct node *tree;

d = opendir(dirname);
	if (!d)
		die("Couldn't opendir() \"%s\": %s\n", dirname, strerror(errno));

tree = build_node(NULL, NULL, NULL);

while ((de = readdir(d)) != NULL) {
		char *tmpname;

if (streq(de->d_name, ".")
		    || streq(de->d_name, ".."))
			continue;

tmpname = join_path(dirname, de->d_name);

if (stat(tmpname, &st) < 0)
			die("stat(%s): %s\n", tmpname, strerror(errno));

if (S_ISREG(st.st_mode)) {
			struct property *prop;
			FILE *pfile;

pfile = fopen(tmpname, "rb");
			if (! pfile) {
				fprintf(stderr,
					"WARNING: Cannot open %s: %s\n",
					tmpname, strerror(errno));
			} else {
				prop = build_property(xstrdup(de->d_name),
						      data_copy_file(pfile,
								     st.st_size),
						      NULL);
				add_property(tree, prop);
				fclose(pfile);
			}
		} else if (S_ISDIR(st.st_mode)) {
			struct node *newchild;

newchild = read_fstree(tmpname);
			newchild = name_node(newchild, xstrdup(de->d_name));
			add_child(tree, newchild);
		}

free(tmpname);
	}

closedir(d);
	return tree;
}

struct dt_info *dt_from_fs(const char *dirname)
{
	struct node *tree;

tree = read_fstree(dirname);
	tree = name_node(tree, "");

return build_dt_info(DTSF_V1, NULL, tree, guess_boot_cpuid(tree));
}

cmd: