Last change
on this file since 3765 was 1765, checked in by Bruno Cornec, 17 years ago |
Update to busybox 1.7.2
|
-
Property svn:eol-style
set to
native
|
File size:
1.2 KB
|
Line | |
---|
1 | /* vi: set sw=4 ts=4: */
|
---|
2 | /*
|
---|
3 | * feature.c --- convert between features and strings
|
---|
4 | *
|
---|
5 | * Copyright (C) 1999 Theodore Ts'o <tytso@mit.edu>
|
---|
6 | *
|
---|
7 | * This file can be redistributed under the terms of the GNU Library General
|
---|
8 | * Public License
|
---|
9 | *
|
---|
10 | */
|
---|
11 |
|
---|
12 | #include <stdio.h>
|
---|
13 | #include <stdlib.h>
|
---|
14 | #include <string.h>
|
---|
15 | #include <ctype.h>
|
---|
16 | #include <errno.h>
|
---|
17 |
|
---|
18 | #include "e2p.h"
|
---|
19 |
|
---|
20 | struct hash {
|
---|
21 | int num;
|
---|
22 | const char *string;
|
---|
23 | };
|
---|
24 |
|
---|
25 | static const struct hash hash_list[] = {
|
---|
26 | { EXT2_HASH_LEGACY, "legacy" },
|
---|
27 | { EXT2_HASH_HALF_MD4, "half_md4" },
|
---|
28 | { EXT2_HASH_TEA, "tea" },
|
---|
29 | { 0, 0 },
|
---|
30 | };
|
---|
31 |
|
---|
32 | const char *e2p_hash2string(int num)
|
---|
33 | {
|
---|
34 | const struct hash *p;
|
---|
35 | static char buf[20];
|
---|
36 |
|
---|
37 | for (p = hash_list; p->string; p++) {
|
---|
38 | if (num == p->num)
|
---|
39 | return p->string;
|
---|
40 | }
|
---|
41 | sprintf(buf, "HASHALG_%d", num);
|
---|
42 | return buf;
|
---|
43 | }
|
---|
44 |
|
---|
45 | /*
|
---|
46 | * Returns the hash algorithm, or -1 on error
|
---|
47 | */
|
---|
48 | int e2p_string2hash(char *string)
|
---|
49 | {
|
---|
50 | const struct hash *p;
|
---|
51 | char *eptr;
|
---|
52 | int num;
|
---|
53 |
|
---|
54 | for (p = hash_list; p->string; p++) {
|
---|
55 | if (!strcasecmp(string, p->string)) {
|
---|
56 | return p->num;
|
---|
57 | }
|
---|
58 | }
|
---|
59 | if (strncasecmp(string, "HASHALG_", 8))
|
---|
60 | return -1;
|
---|
61 |
|
---|
62 | if (string[8] == 0)
|
---|
63 | return -1;
|
---|
64 | num = strtol(string+8, &eptr, 10);
|
---|
65 | if (num > 255 || num < 0)
|
---|
66 | return -1;
|
---|
67 | if (*eptr)
|
---|
68 | return -1;
|
---|
69 | return num;
|
---|
70 | }
|
---|
Note:
See
TracBrowser
for help on using the repository browser.