Usage example, Xively with wolfSSL
Dependencies: EthernetInterface HTTPClient SDFileSystem mbed-rtos mbed wolfSSL
Fork of SimpleXively by
xively.cpp
00001 /* main.cpp */ 00002 /* Copyright (C) 2014 wolfSSL, MIT License 00003 * 00004 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software 00005 * and associated documentation files (the "Software"), to deal in the Software without restriction, 00006 * including without limitation the rights to use, copy, modify, merge, publish, distribute, 00007 * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is 00008 * furnished to do so, subject to the following conditions: 00009 * 00010 * The above copyright notice and this permission notice shall be included in all copies or 00011 * substantial portions of the Software. 00012 * 00013 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING 00014 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 00015 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, 00016 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 00017 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 00018 */ 00019 00020 00021 #include "mbed.h" 00022 00023 #include "EthernetInterface.h" 00024 #include "HTTPClient.h" 00025 00026 #define XI_API "https://api.xively.com/v2/feeds" 00027 00028 HTTPClient http; 00029 00030 void xively_main(char *feed_id, char *api_key, char *ch_name) 00031 { 00032 int ret ; 00033 int i ; 00034 #define BUFFSIZE 1024 00035 static char buff[BUFFSIZE]; 00036 const char put_template[] = "{\ 00037 \"version\":\"1.0.0\",\"datastreams\":[\ 00038 {\"id\":\"%s\",\"current_value\":\"%f\"}\ 00039 ]}\r\n" ; 00040 00041 #define API_KEY_SIZE 50 00042 #define CH_NAME_SIZE 50 00043 #define ALLOWANCE 30 00044 00045 char uri[sizeof(XI_API)+10+ALLOWANCE] ; 00046 char put_data[sizeof(put_template)+CH_NAME_SIZE+ALLOWANCE] ; 00047 char header[API_KEY_SIZE+ALLOWANCE] ; 00048 00049 sprintf(header, "X-ApiKey: %s\r\n", api_key) ; 00050 http.setHeader(header) ; 00051 http.dumpReqHeader(true) ; 00052 http.dumpResHeader(true) ; 00053 for(i=0; ; i++) { 00054 printf("<<<< %d >>>>\n", i) ; 00055 sprintf(uri, "%s/%s.json", XI_API, feed_id) ; 00056 sprintf(put_data, put_template, ch_name, (double)(i%100)/*tmp.read()*/) ; 00057 printf("Put Data:\n%s\n", put_data) ; 00058 00059 HTTPText outText(put_data, strlen(put_data)); 00060 HTTPText inText(buff, BUFFSIZE); 00061 00062 ret = http.put(uri, outText, &inText) ; 00063 if (!ret) { 00064 printf("\n== HTTP PUT: OK\n\n"); 00065 if(strlen(buff)) 00066 printf("Result: %s\n", buff); 00067 } else { 00068 printf("++ Err = %d - HTTP = %d ++\n", ret, http.getHTTPResponseCode()); 00069 } 00070 wait(10.0) ; 00071 } 00072 }
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