Mohamad Nazrin Napiah
/
http-example
mbed os 5 http example by nazrin
Fork of http-example by
main.cpp@30:318e8c07b0f9, 2018-06-28 (annotated)
- Committer:
- MohamadNazrin
- Date:
- Thu Jun 28 08:03:16 2018 +0000
- Revision:
- 30:318e8c07b0f9
mbed http
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
MohamadNazrin | 30:318e8c07b0f9 | 1 | #include "select-demo.h" |
MohamadNazrin | 30:318e8c07b0f9 | 2 | |
MohamadNazrin | 30:318e8c07b0f9 | 3 | #if DEMO == DEMO_HTTP_SOCKET_REUSE |
MohamadNazrin | 30:318e8c07b0f9 | 4 | |
MohamadNazrin | 30:318e8c07b0f9 | 5 | #include "mbed.h" |
MohamadNazrin | 30:318e8c07b0f9 | 6 | #include "easy-connect.h" |
MohamadNazrin | 30:318e8c07b0f9 | 7 | #include "http_request.h" |
MohamadNazrin | 30:318e8c07b0f9 | 8 | |
MohamadNazrin | 30:318e8c07b0f9 | 9 | void dump_response(HttpResponse* res) { |
MohamadNazrin | 30:318e8c07b0f9 | 10 | printf("Status: %d - %s\n", res->get_status_code(), res->get_status_message().c_str()); |
MohamadNazrin | 30:318e8c07b0f9 | 11 | |
MohamadNazrin | 30:318e8c07b0f9 | 12 | printf("Headers:\n"); |
MohamadNazrin | 30:318e8c07b0f9 | 13 | for (size_t ix = 0; ix < res->get_headers_length(); ix++) { |
MohamadNazrin | 30:318e8c07b0f9 | 14 | printf("\t%s: %s\n", res->get_headers_fields()[ix]->c_str(), res->get_headers_values()[ix]->c_str()); |
MohamadNazrin | 30:318e8c07b0f9 | 15 | } |
MohamadNazrin | 30:318e8c07b0f9 | 16 | printf("\nBody (%d bytes):\n\n%s\n", res->get_body_length(), res->get_body_as_string().c_str()); |
MohamadNazrin | 30:318e8c07b0f9 | 17 | } |
MohamadNazrin | 30:318e8c07b0f9 | 18 | |
MohamadNazrin | 30:318e8c07b0f9 | 19 | int main() { |
MohamadNazrin | 30:318e8c07b0f9 | 20 | // Connect to the network (see mbed_app.json for the connectivity method used) |
MohamadNazrin | 30:318e8c07b0f9 | 21 | NetworkInterface* network = easy_connect(true); |
MohamadNazrin | 30:318e8c07b0f9 | 22 | if (!network) { |
MohamadNazrin | 30:318e8c07b0f9 | 23 | printf("Cannot connect to the network, see serial output"); |
MohamadNazrin | 30:318e8c07b0f9 | 24 | return 1; |
MohamadNazrin | 30:318e8c07b0f9 | 25 | } |
MohamadNazrin | 30:318e8c07b0f9 | 26 | |
MohamadNazrin | 30:318e8c07b0f9 | 27 | // Create a TCP socket |
MohamadNazrin | 30:318e8c07b0f9 | 28 | printf("\n----- Setting up TCP connection -----\n"); |
MohamadNazrin | 30:318e8c07b0f9 | 29 | |
MohamadNazrin | 30:318e8c07b0f9 | 30 | TCPSocket* socket = new TCPSocket(); |
MohamadNazrin | 30:318e8c07b0f9 | 31 | nsapi_error_t open_result = socket->open(network); |
MohamadNazrin | 30:318e8c07b0f9 | 32 | if (open_result != 0) { |
MohamadNazrin | 30:318e8c07b0f9 | 33 | printf("Opening TCPSocket failed... %d\n", open_result); |
MohamadNazrin | 30:318e8c07b0f9 | 34 | return 1; |
MohamadNazrin | 30:318e8c07b0f9 | 35 | } |
MohamadNazrin | 30:318e8c07b0f9 | 36 | |
MohamadNazrin | 30:318e8c07b0f9 | 37 | nsapi_error_t connect_result = socket->connect("httpbin.org", 80); |
MohamadNazrin | 30:318e8c07b0f9 | 38 | if (connect_result != 0) { |
MohamadNazrin | 30:318e8c07b0f9 | 39 | printf("Connecting over TCPSocket failed... %d\n", connect_result); |
MohamadNazrin | 30:318e8c07b0f9 | 40 | return 1; |
MohamadNazrin | 30:318e8c07b0f9 | 41 | } |
MohamadNazrin | 30:318e8c07b0f9 | 42 | |
MohamadNazrin | 30:318e8c07b0f9 | 43 | printf("Connected over TCP to httpbin.org:80\n"); |
MohamadNazrin | 30:318e8c07b0f9 | 44 | |
MohamadNazrin | 30:318e8c07b0f9 | 45 | // Do a GET request to httpbin.org |
MohamadNazrin | 30:318e8c07b0f9 | 46 | { |
MohamadNazrin | 30:318e8c07b0f9 | 47 | HttpRequest* get_req = new HttpRequest(socket, HTTP_GET, "http://httpbin.org/status/418"); |
MohamadNazrin | 30:318e8c07b0f9 | 48 | |
MohamadNazrin | 30:318e8c07b0f9 | 49 | // By default the body is automatically parsed and stored in a string, this is memory heavy. |
MohamadNazrin | 30:318e8c07b0f9 | 50 | // To receive chunked response, pass in a callback as third parameter to 'send'. |
MohamadNazrin | 30:318e8c07b0f9 | 51 | HttpResponse* get_res = get_req->send(); |
MohamadNazrin | 30:318e8c07b0f9 | 52 | if (!get_res) { |
MohamadNazrin | 30:318e8c07b0f9 | 53 | printf("HttpRequest failed (error code %d)\n", get_req->get_error()); |
MohamadNazrin | 30:318e8c07b0f9 | 54 | return 1; |
MohamadNazrin | 30:318e8c07b0f9 | 55 | } |
MohamadNazrin | 30:318e8c07b0f9 | 56 | |
MohamadNazrin | 30:318e8c07b0f9 | 57 | printf("\n----- HTTP GET response -----\n"); |
MohamadNazrin | 30:318e8c07b0f9 | 58 | dump_response(get_res); |
MohamadNazrin | 30:318e8c07b0f9 | 59 | |
MohamadNazrin | 30:318e8c07b0f9 | 60 | delete get_req; |
MohamadNazrin | 30:318e8c07b0f9 | 61 | } |
MohamadNazrin | 30:318e8c07b0f9 | 62 | |
MohamadNazrin | 30:318e8c07b0f9 | 63 | // POST request to httpbin.org |
MohamadNazrin | 30:318e8c07b0f9 | 64 | { |
MohamadNazrin | 30:318e8c07b0f9 | 65 | HttpRequest* post_req = new HttpRequest(socket, HTTP_POST, "http://httpbin.org/post"); |
MohamadNazrin | 30:318e8c07b0f9 | 66 | post_req->set_header("Content-Type", "application/json"); |
MohamadNazrin | 30:318e8c07b0f9 | 67 | |
MohamadNazrin | 30:318e8c07b0f9 | 68 | const char body[] = "{\"hello\":\"world\"}"; |
MohamadNazrin | 30:318e8c07b0f9 | 69 | |
MohamadNazrin | 30:318e8c07b0f9 | 70 | HttpResponse* post_res = post_req->send(body, strlen(body)); |
MohamadNazrin | 30:318e8c07b0f9 | 71 | if (!post_res) { |
MohamadNazrin | 30:318e8c07b0f9 | 72 | printf("HttpRequest failed (error code %d)\n", post_req->get_error()); |
MohamadNazrin | 30:318e8c07b0f9 | 73 | return 1; |
MohamadNazrin | 30:318e8c07b0f9 | 74 | } |
MohamadNazrin | 30:318e8c07b0f9 | 75 | |
MohamadNazrin | 30:318e8c07b0f9 | 76 | printf("\n----- HTTP POST response -----\n"); |
MohamadNazrin | 30:318e8c07b0f9 | 77 | dump_response(post_res); |
MohamadNazrin | 30:318e8c07b0f9 | 78 | |
MohamadNazrin | 30:318e8c07b0f9 | 79 | delete post_req; |
MohamadNazrin | 30:318e8c07b0f9 | 80 | } |
MohamadNazrin | 30:318e8c07b0f9 | 81 | |
MohamadNazrin | 30:318e8c07b0f9 | 82 | delete socket; |
MohamadNazrin | 30:318e8c07b0f9 | 83 | |
MohamadNazrin | 30:318e8c07b0f9 | 84 | wait(osWaitForever); |
MohamadNazrin | 30:318e8c07b0f9 | 85 | } |
MohamadNazrin | 30:318e8c07b0f9 | 86 | |
MohamadNazrin | 30:318e8c07b0f9 | 87 | #endif |