]>
Commit | Line | Data |
---|---|---|
7cc27f44 UD |
1 | /* Copyright (C) 1995, 1997 Free Software Foundation, Inc. |
2 | This file is part of the GNU C Library. | |
3 | Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995. | |
60478656 | 4 | |
7cc27f44 UD |
5 | The GNU C Library is free software; you can redistribute it and/or |
6 | modify it under the terms of the GNU Library 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. | |
60478656 | 9 | |
7cc27f44 UD |
10 | The GNU C Library 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 | Library General Public License for more details. | |
60478656 | 14 | |
7cc27f44 UD |
15 | You should have received a copy of the GNU Library General Public |
16 | License along with the GNU C Library; see the file COPYING.LIB. If not, | |
17 | write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, | |
18 | Boston, MA 02111-1307, USA. */ | |
60478656 RM |
19 | |
20 | #include <stdlib.h> | |
21 | ||
22 | long | |
23 | a64l (string) | |
24 | const char *string; | |
25 | { | |
26 | int cnt; | |
27 | long result = 0l; | |
28 | ||
29 | for (cnt = 0; cnt < 6; ++cnt) | |
30 | { | |
31 | result <<= 6; | |
32 | switch (string[cnt]) | |
33 | { | |
34 | case '.': | |
35 | break; | |
36 | case '/': | |
37 | result |= 1; | |
38 | break; | |
39 | case '0' ... '9': | |
40 | result |= 2 + string[cnt] - '0'; | |
41 | break; | |
42 | case 'A' ... 'Z': | |
43 | result |= 12 + string[cnt] - 'A'; | |
44 | break; | |
45 | case 'a' ... 'z': | |
46 | result |= 38 + string[cnt] - 'a'; | |
47 | break; | |
48 | default: | |
49 | return result >> 6; | |
50 | } | |
51 | } | |
52 | ||
53 | return result; | |
54 | } |