int main() {
char buffer[BUFFER_SIZE] = {0};
char out_buffer[BUFFER_SIZE] = {0};
s_ip_address ip_addr = {0, 0, 0, 0};
int port = 0;
printf("MBED: TCPCllient waiting for server IP and port...\r\n");
scanf("%d.%d.%d.%d:%d", &ip_addr.ip_1, &ip_addr.ip_2, &ip_addr.ip_3, &ip_addr.ip_4, &port);
printf("MBED: Address received: %d.%d.%d.%d:%d\r\n", ip_addr.ip_1, ip_addr.ip_2, ip_addr.ip_3, ip_addr.ip_4, port);
EthernetInterface eth;
eth.init(); //Use DHCP
eth.connect();
printf("MBED: TCPClient IP Address is %s\r\n", eth.getIPAddress());
sprintf(buffer, "%d.%d.%d.%d", ip_addr.ip_1, ip_addr.ip_2, ip_addr.ip_3, ip_addr.ip_4);
TCPSocketConnection socket;
while (socket.connect(buffer, port) < 0) {
printf("MBED: TCPCllient unable to connect to %s:%d\r\n", buffer, port);
wait(1);
}
// Test loop for multiple client connections
bool result = true;
int count_error = 0;
for (int i = 0; i < MAX_ECHO_LOOPS; i++) {
std::generate(out_buffer, out_buffer + BUFFER_SIZE, char_rand);
socket.send_all(out_buffer, BUFFER_SIZE);
int n = socket.receive(buffer, BUFFER_SIZE);
if (n > 0)
{
bool echoed = memcmp(out_buffer, buffer, BUFFER_SIZE) == 0;
result = result && echoed;
if (echoed == false) {
count_error++; // Count error messages
}
}
}
printf("MBED: Loop messages passed: %d / %d\r\n", MAX_ECHO_LOOPS - count_error, MAX_ECHO_LOOPS);
if (notify_completion_str(result, buffer)) {
socket.send_all(buffer, strlen(buffer));
}
socket.close();
eth.disconnect();
notify_completion(result);
return 0;
}
char putStream(char* streamName, char* json)
{
int json_length;
char http_cmd[512];
char buffer[1024];
int ret;
sock.connect(APIHOST, 80);
json_length = strlen(json);
sprintf(http_cmd, "PUT /v1/feeds/%s/streams/%s HTTP/1.0\r\nX-M2X-KEY: %s\r\nContent-length: %d\r\nContent-type: application/json\r\n\r\n%s\r\n", FEEDID, streamName, APIKEY, json_length, json);
//pc.printf(http_cmd);
sock.send_all(http_cmd, sizeof(http_cmd)-1);
ret = sock.receive(buffer, sizeof(buffer)-1);
if (ret <= 0)
return(0);
buffer[ret] = '\0';
if (strncmp(buffer, "HTTP/", 5) == 0) {
ret = atoi(&buffer[9]);
}
//pc.printf("Received %d chars from server:\r\n%s\r\n", ret, buffer);
strcpy(json, buffer);
sock.close();
return ret;
}
char getLocation(char* json)
{
char http_cmd[512];
char buffer[1024];
int ret;
sock.connect(APIHOST, APIPORT);
sprintf(http_cmd, "GET /v1/feeds/%s/location HTTP/1.0\r\nX-M2X-KEY: %s\r\n\r\n", FEEDID, APIKEY);
//pc.printf(http_cmd);
sock.send_all(http_cmd, sizeof(http_cmd)-1);
ret = sock.receive(buffer, sizeof(buffer)-1);
if (ret <= 0)
return(0);
buffer[ret] = '\0';
if (strncmp(buffer, "HTTP/", 5) == 0) {
ret = atoi(&buffer[9]);
}
//pc.printf("Received %d chars from server:\r\n%s\r\n", ret, buffer);
strcpy(json, buffer);
sock.close();
return ret;
}
int main(void)
{
EthernetInterface eth;
eth.init(); //Use DHCP
eth.connect();
printf("Server IP Address is %s:%d\n", eth.getIPAddress(), ECHO_SERVER_PORT);
Thread UdpServerTask(udp_server_task, NULL, osPriorityNormal, DEFAULT_STACK_SIZE * 2.25);
Thread UdpClientTask(udp_client_task, NULL, osPriorityNormal, DEFAULT_STACK_SIZE * 2.25);
// Control TCP server to get mbed statistics
{
const int TELNET_SERVER_PORT = 23;
const int BUFFER_SIZE = 256;
TCPSocketServer server;
server.bind(TELNET_SERVER_PORT);
server.listen();
while (true) {
printf("Wait for new connection...\n");
TCPSocketConnection client;
server.accept(client);
client.set_blocking(false, 1500); // Timeout after (1.5)s
printf("Connection from: %s\n", client.get_address());
char buffer[BUFFER_SIZE] = { 0 };
while (true) {
int n = client.receive(buffer, sizeof(buffer));
//if (n <= 0) break;
if (n > 0) {
printf("Recv %d chars\r\n", n);
const int buffer_string_end_index = n >= BUFFER_SIZE ? BUFFER_SIZE - 1 : n;
buffer[buffer_string_end_index] = '\0';
// client.send_all(buffer, strlen(buffer));
if (strncmp(buffer, "stat", 4) == 0) {
sprintf(buffer, "received_packets %d\nforwarded_packets %d\nmax_queue_len %d",
received_packets, forwarded_packets, max_queue_len);
client.send_all(buffer, strlen(buffer));
// printf("%s", buffer);
}
}
//if (n <= 0) break;
}
client.close();
}
}
}