/* $NetBSD: fstree.c,v 1.1.1.3 2019/12/22 12:34:04 skrll Exp $ */ // SPDX-License-Identifier: GPL-2.0-or-later /* * (C) Copyright David Gibson , IBM Corporation. 2005. */ #include "dtc.h" #include #include 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 (lstat(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)); }