Nino Der Kinderen / Mbed 2 deprecated InetTest

Embedded C project:18/12/2014

Dependencies:   DS1307 TextLCD mbed

NetServices/services/http/util/urlencode.cpp@0:8d87bc453349, 2014-12-18 (annotated)

Committer:
ninoderkinderen
Date:
Thu Dec 18 09:35:49 2014 +0000
Revision:
0:8d87bc453349
Programma embedded C

Who changed what in which revision?

UserRevisionLine numberNew contents of line
ninoderkinderen 0:8d87bc453349 1
ninoderkinderen 0:8d87bc453349 2 /*
ninoderkinderen 0:8d87bc453349 3 Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com)
ninoderkinderen 0:8d87bc453349 4
ninoderkinderen 0:8d87bc453349 5 Permission is hereby granted, free of charge, to any person obtaining a copy
ninoderkinderen 0:8d87bc453349 6 of this software and associated documentation files (the "Software"), to deal
ninoderkinderen 0:8d87bc453349 7 in the Software without restriction, including without limitation the rights
ninoderkinderen 0:8d87bc453349 8 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
ninoderkinderen 0:8d87bc453349 9 copies of the Software, and to permit persons to whom the Software is
ninoderkinderen 0:8d87bc453349 10 furnished to do so, subject to the following conditions:
ninoderkinderen 0:8d87bc453349 11
ninoderkinderen 0:8d87bc453349 12 The above copyright notice and this permission notice shall be included in
ninoderkinderen 0:8d87bc453349 13 all copies or substantial portions of the Software.
ninoderkinderen 0:8d87bc453349 14
ninoderkinderen 0:8d87bc453349 15 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
ninoderkinderen 0:8d87bc453349 16 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
ninoderkinderen 0:8d87bc453349 17 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
ninoderkinderen 0:8d87bc453349 18 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
ninoderkinderen 0:8d87bc453349 19 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
ninoderkinderen 0:8d87bc453349 20 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
ninoderkinderen 0:8d87bc453349 21 THE SOFTWARE.
ninoderkinderen 0:8d87bc453349 22 */
ninoderkinderen 0:8d87bc453349 23
ninoderkinderen 0:8d87bc453349 24 #include "url.h"
ninoderkinderen 0:8d87bc453349 25 #include <stdlib.h>
ninoderkinderen 0:8d87bc453349 26 #include <ctype.h>
ninoderkinderen 0:8d87bc453349 27
ninoderkinderen 0:8d87bc453349 28 //From http://www.geekhideout.com/urlcode.shtml
ninoderkinderen 0:8d87bc453349 29
ninoderkinderen 0:8d87bc453349 30 char from_hex(char ch);
ninoderkinderen 0:8d87bc453349 31 char to_hex(char code);
ninoderkinderen 0:8d87bc453349 32
ninoderkinderen 0:8d87bc453349 33 /* Converts a hex character to its integer value */
ninoderkinderen 0:8d87bc453349 34 char from_hex(char ch) {
ninoderkinderen 0:8d87bc453349 35 return isdigit(ch) ? ch - '0' : tolower(ch) - 'a' + 10;
ninoderkinderen 0:8d87bc453349 36 }
ninoderkinderen 0:8d87bc453349 37
ninoderkinderen 0:8d87bc453349 38 /* Converts an integer value to its hex character*/
ninoderkinderen 0:8d87bc453349 39 char to_hex(char code) {
ninoderkinderen 0:8d87bc453349 40 static char hex[] = "0123456789abcdef";
ninoderkinderen 0:8d87bc453349 41 return hex[code & 15];
ninoderkinderen 0:8d87bc453349 42 }
ninoderkinderen 0:8d87bc453349 43
ninoderkinderen 0:8d87bc453349 44 /* Returns a url-encoded version of str */
ninoderkinderen 0:8d87bc453349 45 /* IMPORTANT: be sure to free() the returned string after use */
ninoderkinderen 0:8d87bc453349 46 char *url_encode(char *str) {
ninoderkinderen 0:8d87bc453349 47 char *pstr = str, *buf = (char*)malloc(strlen(str) * 3 + 1), *pbuf = buf;
ninoderkinderen 0:8d87bc453349 48 while (*pstr) {
ninoderkinderen 0:8d87bc453349 49 if (isalnum(*pstr) || *pstr == '-' || *pstr == '_' || *pstr == '.' || *pstr == '~')
ninoderkinderen 0:8d87bc453349 50 *pbuf++ = *pstr;
ninoderkinderen 0:8d87bc453349 51 else if (*pstr == ' ')
ninoderkinderen 0:8d87bc453349 52 *pbuf++ = '+';
ninoderkinderen 0:8d87bc453349 53 else
ninoderkinderen 0:8d87bc453349 54 *pbuf++ = '%', *pbuf++ = to_hex(*pstr >> 4), *pbuf++ = to_hex(*pstr & 15);
ninoderkinderen 0:8d87bc453349 55 pstr++;
ninoderkinderen 0:8d87bc453349 56 }
ninoderkinderen 0:8d87bc453349 57 *pbuf = '\0';
ninoderkinderen 0:8d87bc453349 58 return buf;
ninoderkinderen 0:8d87bc453349 59 }
ninoderkinderen 0:8d87bc453349 60
ninoderkinderen 0:8d87bc453349 61 /* Returns a url-decoded version of str */
ninoderkinderen 0:8d87bc453349 62 /* IMPORTANT: be sure to free() the returned string after use */
ninoderkinderen 0:8d87bc453349 63 char *url_decode(char *str) {
ninoderkinderen 0:8d87bc453349 64 char *pstr = str, *buf = (char*)malloc(strlen(str) + 1), *pbuf = buf;
ninoderkinderen 0:8d87bc453349 65 while (*pstr) {
ninoderkinderen 0:8d87bc453349 66 if (*pstr == '%') {
ninoderkinderen 0:8d87bc453349 67 if (pstr[1] && pstr[2]) {
ninoderkinderen 0:8d87bc453349 68 *pbuf++ = from_hex(pstr[1]) << 4 | from_hex(pstr[2]);
ninoderkinderen 0:8d87bc453349 69 pstr += 2;
ninoderkinderen 0:8d87bc453349 70 }
ninoderkinderen 0:8d87bc453349 71 } else if (*pstr == '+') {
ninoderkinderen 0:8d87bc453349 72 *pbuf++ = ' ';
ninoderkinderen 0:8d87bc453349 73 } else {
ninoderkinderen 0:8d87bc453349 74 *pbuf++ = *pstr;
ninoderkinderen 0:8d87bc453349 75 }
ninoderkinderen 0:8d87bc453349 76 pstr++;
ninoderkinderen 0:8d87bc453349 77 }
ninoderkinderen 0:8d87bc453349 78 *pbuf = '\0';
ninoderkinderen 0:8d87bc453349 79 return buf;
ninoderkinderen 0:8d87bc453349 80 }