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a4da2e3e DG |
1 | /* |
2 | * (C) Copyright David Gibson <dwg@au1.ibm.com>, IBM Corporation. 2005. | |
3 | * | |
4 | * | |
5 | * This program is free software; you can redistribute it and/or | |
6 | * modify it under the terms of the GNU General Public License as | |
7 | * published by the Free Software Foundation; either version 2 of the | |
8 | * License, or (at your option) any later version. | |
9 | * | |
10 | * This program is distributed in the hope that it will be useful, | |
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
13 | * General Public License for more details. | |
14 | * | |
15 | * You should have received a copy of the GNU General Public License | |
16 | * along with this program; if not, write to the Free Software | |
17 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 | |
18 | * USA | |
19 | */ | |
20 | ||
21 | #include "dtc.h" | |
22 | ||
23 | #include <dirent.h> | |
24 | #include <sys/stat.h> | |
25 | ||
26 | static struct node *read_fstree(const char *dirname) | |
27 | { | |
28 | DIR *d; | |
29 | struct dirent *de; | |
30 | struct stat st; | |
31 | struct node *tree; | |
32 | ||
33 | d = opendir(dirname); | |
ed95d745 DG |
34 | if (!d) |
35 | die("Couldn't opendir() \"%s\": %s\n", dirname, strerror(errno)); | |
a4da2e3e | 36 | |
c2e7075c | 37 | tree = build_node(NULL, NULL, NULL); |
a4da2e3e DG |
38 | |
39 | while ((de = readdir(d)) != NULL) { | |
47605971 | 40 | char *tmpname; |
a4da2e3e DG |
41 | |
42 | if (streq(de->d_name, ".") | |
43 | || streq(de->d_name, "..")) | |
44 | continue; | |
45 | ||
47605971 | 46 | tmpname = join_path(dirname, de->d_name); |
a4da2e3e | 47 | |
47605971 RH |
48 | if (lstat(tmpname, &st) < 0) |
49 | die("stat(%s): %s\n", tmpname, strerror(errno)); | |
a4da2e3e DG |
50 | |
51 | if (S_ISREG(st.st_mode)) { | |
52 | struct property *prop; | |
53 | FILE *pfile; | |
54 | ||
47605971 | 55 | pfile = fopen(tmpname, "rb"); |
a4da2e3e DG |
56 | if (! pfile) { |
57 | fprintf(stderr, | |
58 | "WARNING: Cannot open %s: %s\n", | |
47605971 | 59 | tmpname, strerror(errno)); |
a4da2e3e | 60 | } else { |
658f29a5 | 61 | prop = build_property(xstrdup(de->d_name), |
a4da2e3e | 62 | data_copy_file(pfile, |
c2e7075c RH |
63 | st.st_size), |
64 | NULL); | |
a4da2e3e DG |
65 | add_property(tree, prop); |
66 | fclose(pfile); | |
67 | } | |
68 | } else if (S_ISDIR(st.st_mode)) { | |
69 | struct node *newchild; | |
70 | ||
47605971 | 71 | newchild = read_fstree(tmpname); |
658f29a5 | 72 | newchild = name_node(newchild, xstrdup(de->d_name)); |
a4da2e3e DG |
73 | add_child(tree, newchild); |
74 | } | |
75 | ||
47605971 | 76 | free(tmpname); |
a4da2e3e DG |
77 | } |
78 | ||
5e8e1cc0 | 79 | closedir(d); |
a4da2e3e DG |
80 | return tree; |
81 | } | |
82 | ||
6f05afcb | 83 | struct dt_info *dt_from_fs(const char *dirname) |
a4da2e3e DG |
84 | { |
85 | struct node *tree; | |
86 | ||
87 | tree = read_fstree(dirname); | |
658f29a5 | 88 | tree = name_node(tree, ""); |
a4da2e3e | 89 | |
6f05afcb | 90 | return build_dt_info(DTSF_V1, NULL, tree, guess_boot_cpuid(tree)); |
a4da2e3e | 91 | } |