2 Copyright (C) 2010 wpitchoune@gmail.com
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
21 Part of the following code is based on:
22 http://www.geekhideout.com/urlcode.shtml
31 char *url_normalize(const char *url)
34 char *ret = strdup(url);
36 if (url[n - 1] == '/')
42 char to_hex(char code)
44 static char hex[] = "0123456789abcdef";
45 return hex[code & 0x0f];
49 Returns a url-encoded version of str.
51 char *url_encode(const char *str)
55 buf = malloc(strlen(str) * 3 + 1);
63 *c == '.' || *c == '_' || *c == '-' || *c == '~')
67 *pbuf++ = to_hex(*c >> 4);
68 *pbuf++ = to_hex(*c & 0x0f);