k jm / Mbed OS thingspark example

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Dependencies:   MbedJSONValue mbed-http HTS221

source/main-http.cpp@30:4825e4f38844, 2018-10-29 (annotated)

Committer:
Jan Jongboom
Date:
Mon Oct 29 14:34:43 2018 +0800
Branch:
mbed-os-5.10
Revision:
30:4825e4f38844
Parent:
29:5ad8f931e4ff
Child:
31:66704f6f17c5
Update to Mbed OS 5.10, with default network interface

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Jan Jongboom 0:85fdc69bc10c 1 #include "select-demo.h"
Jan Jongboom 0:85fdc69bc10c 2
Jan Jongboom 0:85fdc69bc10c 3 #if DEMO == DEMO_HTTP
Jan Jongboom 0:85fdc69bc10c 4
Jan Jongboom 0:85fdc69bc10c 5 #include "mbed.h"
Jan Jongboom 0:85fdc69bc10c 6 #include "http_request.h"
Jan Jongboom 30:4825e4f38844 7 #include "network-helper.h"
Jan Jongboom 0:85fdc69bc10c 8
Jan Jongboom 0:85fdc69bc10c 9 void dump_response(HttpResponse* res) {
Jan Jongboom 0:85fdc69bc10c 10 printf("Status: %d - %s\n", res->get_status_code(), res->get_status_message().c_str());
Jan Jongboom 0:85fdc69bc10c 11
Jan Jongboom 0:85fdc69bc10c 12 printf("Headers:\n");
Jan Jongboom 0:85fdc69bc10c 13 for (size_t ix = 0; ix < res->get_headers_length(); ix++) {
Jan Jongboom 7:5d32909f77de 14 printf("\t%s: %s\n", res->get_headers_fields()[ix]->c_str(), res->get_headers_values()[ix]->c_str());
Jan Jongboom 0:85fdc69bc10c 15 }
Jan Jongboom 5:42f713b19337 16 printf("\nBody (%d bytes):\n\n%s\n", res->get_body_length(), res->get_body_as_string().c_str());
Jan Jongboom 0:85fdc69bc10c 17 }
Jan Jongboom 0:85fdc69bc10c 18
Jan Jongboom 0:85fdc69bc10c 19 int main() {
Jan Jongboom 30:4825e4f38844 20 // Connect to the network with the default networking interface
Jan Jongboom 30:4825e4f38844 21 // if you use WiFi: see mbed_app.json for the credentials
Jan Jongboom 30:4825e4f38844 22 NetworkInterface* network = connect_to_default_network_interface();
Jan Jongboom 0:85fdc69bc10c 23 if (!network) {
Jan Jongboom 30:4825e4f38844 24 printf("Cannot connect to the network, see serial output\n");
Jan Jongboom 0:85fdc69bc10c 25 return 1;
Jan Jongboom 0:85fdc69bc10c 26 }
Jan Jongboom 0:85fdc69bc10c 27
Jan Jongboom 0:85fdc69bc10c 28 // Do a GET request to httpbin.org
Jan Jongboom 5:42f713b19337 29 {
Jan Jongboom 14:3c173847e681 30 // By default the body is automatically parsed and stored in a buffer, this is memory heavy.
Jan Jongboom 14:3c173847e681 31 // To receive chunked response, pass in a callback as last parameter to the constructor.
Jan Jongboom 5:42f713b19337 32 HttpRequest* get_req = new HttpRequest(network, HTTP_GET, "http://httpbin.org/status/418");
Jan Jongboom 0:85fdc69bc10c 33
Jan Jongboom 5:42f713b19337 34 HttpResponse* get_res = get_req->send();
Jan Jongboom 5:42f713b19337 35 if (!get_res) {
Jan Jongboom 5:42f713b19337 36 printf("HttpRequest failed (error code %d)\n", get_req->get_error());
Jan Jongboom 5:42f713b19337 37 return 1;
Jan Jongboom 5:42f713b19337 38 }
Jan Jongboom 5:42f713b19337 39
Jan Jongboom 5:42f713b19337 40 printf("\n----- HTTP GET response -----\n");
Jan Jongboom 5:42f713b19337 41 dump_response(get_res);
Jan Jongboom 5:42f713b19337 42
Jan Jongboom 5:42f713b19337 43 delete get_req;
Jan Jongboom 0:85fdc69bc10c 44 }
Jan Jongboom 0:85fdc69bc10c 45
Jan Jongboom 0:85fdc69bc10c 46 // POST request to httpbin.org
Jan Jongboom 5:42f713b19337 47 {
Jan Jongboom 5:42f713b19337 48 HttpRequest* post_req = new HttpRequest(network, HTTP_POST, "http://httpbin.org/post");
Jan Jongboom 5:42f713b19337 49 post_req->set_header("Content-Type", "application/json");
Jan Jongboom 0:85fdc69bc10c 50
Jan Jongboom 5:42f713b19337 51 const char body[] = "{\"hello\":\"world\"}";
Jan Jongboom 0:85fdc69bc10c 52
Jan Jongboom 5:42f713b19337 53 HttpResponse* post_res = post_req->send(body, strlen(body));
Jan Jongboom 5:42f713b19337 54 if (!post_res) {
Jan Jongboom 5:42f713b19337 55 printf("HttpRequest failed (error code %d)\n", post_req->get_error());
Jan Jongboom 5:42f713b19337 56 return 1;
Jan Jongboom 5:42f713b19337 57 }
Jan Jongboom 5:42f713b19337 58
Jan Jongboom 5:42f713b19337 59 printf("\n----- HTTP POST response -----\n");
Jan Jongboom 5:42f713b19337 60 dump_response(post_res);
Jan Jongboom 5:42f713b19337 61
Jan Jongboom 5:42f713b19337 62 delete post_req;
Jan Jongboom 0:85fdc69bc10c 63 }
Jan Jongboom 0:85fdc69bc10c 64
Jan Jongboom 28:9bccd981a393 65 wait(osWaitForever);
Jan Jongboom 0:85fdc69bc10c 66 }
Jan Jongboom 0:85fdc69bc10c 67
Jan Jongboom 0:85fdc69bc10c 68 #endif