Commit | Line | Data |
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12869ecd | 1 | // SPDX-License-Identifier: GPL-2.0-or-later |
a4da2e3e DG |
2 | /* |
3 | * (C) Copyright David Gibson <dwg@au1.ibm.com>, IBM Corporation. 2005. | |
a4da2e3e DG |
4 | */ |
5 | ||
6 | #include "dtc.h" | |
7 | ||
8 | #include <dirent.h> | |
9 | #include <sys/stat.h> | |
10 | ||
11 | static struct node *read_fstree(const char *dirname) | |
12 | { | |
13 | DIR *d; | |
14 | struct dirent *de; | |
15 | struct stat st; | |
16 | struct node *tree; | |
17 | ||
18 | d = opendir(dirname); | |
ed95d745 DG |
19 | if (!d) |
20 | die("Couldn't opendir() \"%s\": %s\n", dirname, strerror(errno)); | |
a4da2e3e | 21 | |
c2e7075c | 22 | tree = build_node(NULL, NULL, NULL); |
a4da2e3e DG |
23 | |
24 | while ((de = readdir(d)) != NULL) { | |
47605971 | 25 | char *tmpname; |
a4da2e3e DG |
26 | |
27 | if (streq(de->d_name, ".") | |
28 | || streq(de->d_name, "..")) | |
29 | continue; | |
30 | ||
47605971 | 31 | tmpname = join_path(dirname, de->d_name); |
a4da2e3e | 32 | |
47605971 RH |
33 | if (lstat(tmpname, &st) < 0) |
34 | die("stat(%s): %s\n", tmpname, strerror(errno)); | |
a4da2e3e DG |
35 | |
36 | if (S_ISREG(st.st_mode)) { | |
37 | struct property *prop; | |
38 | FILE *pfile; | |
39 | ||
47605971 | 40 | pfile = fopen(tmpname, "rb"); |
a4da2e3e DG |
41 | if (! pfile) { |
42 | fprintf(stderr, | |
43 | "WARNING: Cannot open %s: %s\n", | |
47605971 | 44 | tmpname, strerror(errno)); |
a4da2e3e | 45 | } else { |
658f29a5 | 46 | prop = build_property(xstrdup(de->d_name), |
a4da2e3e | 47 | data_copy_file(pfile, |
c2e7075c RH |
48 | st.st_size), |
49 | NULL); | |
a4da2e3e DG |
50 | add_property(tree, prop); |
51 | fclose(pfile); | |
52 | } | |
53 | } else if (S_ISDIR(st.st_mode)) { | |
54 | struct node *newchild; | |
55 | ||
47605971 | 56 | newchild = read_fstree(tmpname); |
658f29a5 | 57 | newchild = name_node(newchild, xstrdup(de->d_name)); |
a4da2e3e DG |
58 | add_child(tree, newchild); |
59 | } | |
60 | ||
47605971 | 61 | free(tmpname); |
a4da2e3e DG |
62 | } |
63 | ||
5e8e1cc0 | 64 | closedir(d); |
a4da2e3e DG |
65 | return tree; |
66 | } | |
67 | ||
6f05afcb | 68 | struct dt_info *dt_from_fs(const char *dirname) |
a4da2e3e DG |
69 | { |
70 | struct node *tree; | |
71 | ||
72 | tree = read_fstree(dirname); | |
658f29a5 | 73 | tree = name_node(tree, ""); |
a4da2e3e | 74 | |
6f05afcb | 75 | return build_dt_info(DTSF_V1, NULL, tree, guess_boot_cpuid(tree)); |
a4da2e3e | 76 | } |