Hendrik Vincent / Mbed 2 deprecated Weerstation

Leest de waarde van een sensor binnen een maakt deze beschikbaar via internet

Dependencies:   NTPClient_NetServices mbed

NetServices/services/http/util/base64.cpp@0:05ccbd4f84f1, 2013-12-02 (annotated)

Committer:
hendrikvincent
Date:
Mon Dec 02 09:01:23 2013 +0000
Revision:
0:05ccbd4f84f1
eerste programma;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
hendrikvincent 0:05ccbd4f84f1 1
hendrikvincent 0:05ccbd4f84f1 2 /*
hendrikvincent 0:05ccbd4f84f1 3 Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com)
hendrikvincent 0:05ccbd4f84f1 4
hendrikvincent 0:05ccbd4f84f1 5 Permission is hereby granted, free of charge, to any person obtaining a copy
hendrikvincent 0:05ccbd4f84f1 6 of this software and associated documentation files (the "Software"), to deal
hendrikvincent 0:05ccbd4f84f1 7 in the Software without restriction, including without limitation the rights
hendrikvincent 0:05ccbd4f84f1 8 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
hendrikvincent 0:05ccbd4f84f1 9 copies of the Software, and to permit persons to whom the Software is
hendrikvincent 0:05ccbd4f84f1 10 furnished to do so, subject to the following conditions:
hendrikvincent 0:05ccbd4f84f1 11
hendrikvincent 0:05ccbd4f84f1 12 The above copyright notice and this permission notice shall be included in
hendrikvincent 0:05ccbd4f84f1 13 all copies or substantial portions of the Software.
hendrikvincent 0:05ccbd4f84f1 14
hendrikvincent 0:05ccbd4f84f1 15 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
hendrikvincent 0:05ccbd4f84f1 16 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
hendrikvincent 0:05ccbd4f84f1 17 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
hendrikvincent 0:05ccbd4f84f1 18 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
hendrikvincent 0:05ccbd4f84f1 19 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
hendrikvincent 0:05ccbd4f84f1 20 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
hendrikvincent 0:05ccbd4f84f1 21 THE SOFTWARE.
hendrikvincent 0:05ccbd4f84f1 22 */
hendrikvincent 0:05ccbd4f84f1 23
hendrikvincent 0:05ccbd4f84f1 24 #include "base64.h"
hendrikvincent 0:05ccbd4f84f1 25 //Originaly from Rolf's iputil.c
hendrikvincent 0:05ccbd4f84f1 26
hendrikvincent 0:05ccbd4f84f1 27 #ifdef __cplusplus
hendrikvincent 0:05ccbd4f84f1 28 extern "C" {
hendrikvincent 0:05ccbd4f84f1 29 #endif
hendrikvincent 0:05ccbd4f84f1 30
hendrikvincent 0:05ccbd4f84f1 31 #include <string.h>
hendrikvincent 0:05ccbd4f84f1 32
hendrikvincent 0:05ccbd4f84f1 33 unsigned int base64enc_len(const char* str) {
hendrikvincent 0:05ccbd4f84f1 34 return (((strlen(str)-1)/3)+1)<<2;
hendrikvincent 0:05ccbd4f84f1 35 }
hendrikvincent 0:05ccbd4f84f1 36
hendrikvincent 0:05ccbd4f84f1 37 void base64enc(const char *input, unsigned int length, char *output) {
hendrikvincent 0:05ccbd4f84f1 38 static const char base64[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
hendrikvincent 0:05ccbd4f84f1 39 unsigned int c, c1, c2, c3;
hendrikvincent 0:05ccbd4f84f1 40 for(unsigned int i = 0, j = 0; i<length; i+=3,j+=4) {
hendrikvincent 0:05ccbd4f84f1 41 c1 = ((((unsigned char)*((unsigned char *)&input[i]))));
hendrikvincent 0:05ccbd4f84f1 42 c2 = (length>i+1)?((((unsigned char)*((unsigned char *)&input[i+1])))):0;
hendrikvincent 0:05ccbd4f84f1 43 c3 = (length>i+2)?((((unsigned char)*((unsigned char *)&input[i+2])))):0;
hendrikvincent 0:05ccbd4f84f1 44
hendrikvincent 0:05ccbd4f84f1 45 c = ((c1 & 0xFC) >> 2);
hendrikvincent 0:05ccbd4f84f1 46 output[j+0] = base64[c];
hendrikvincent 0:05ccbd4f84f1 47 c = ((c1 & 0x03) << 4) | ((c2 & 0xF0) >> 4);
hendrikvincent 0:05ccbd4f84f1 48 output[j+1] = base64[c];
hendrikvincent 0:05ccbd4f84f1 49 c = ((c2 & 0x0F) << 2) | ((c3 & 0xC0) >> 6);
hendrikvincent 0:05ccbd4f84f1 50 output[j+2] = (length>i+1)?base64[c]:'=';
hendrikvincent 0:05ccbd4f84f1 51 c = (c3 & 0x3F);
hendrikvincent 0:05ccbd4f84f1 52 output[j+3] = (length>i+2)?base64[c]:'=';
hendrikvincent 0:05ccbd4f84f1 53 }
hendrikvincent 0:05ccbd4f84f1 54 output[(((length-1)/3)+1)<<2] = '\0';
hendrikvincent 0:05ccbd4f84f1 55 }
hendrikvincent 0:05ccbd4f84f1 56
hendrikvincent 0:05ccbd4f84f1 57 #ifdef __cplusplus
hendrikvincent 0:05ccbd4f84f1 58 }
hendrikvincent 0:05ccbd4f84f1 59 #endif
hendrikvincent 0:05ccbd4f84f1 60