linq_network_send_post

Synopsis

E_LINQ_ERROR
linq_network_send_post(
    const linq_network_s* linq,
    const char* serial,
    const char* path,
    const char* json,
    linq_network_request_complete_fn fn,
    void* context)
{
    return zmtp_device_send_post(&linq->zmtp, serial, path, json, fn, context);
}

Send a POST request to a device.

Paremters

Parameter	Description
linq_network_s* linq	Main context of the LinQ Network Library passed to all linq_network routines
const char* serial	Serial number of the product for which to receive the request
const char* path	URL of the request
const char* json	Body of the request
linq_network_request_complete_fn	fn Callback function with response from the request
void* context	Application data passed to the callback

Examples

Make a request to change the Site ID of the device

static void
on_receive_response(
    void* context,
    E_LINQ_ERROR error,
    const char *response
    device_s** device)
{
  if (error == LINQ_ERROR_OK) {
    printf("Received %s from the device\n", response);
  } else {
    printf("Received error %d from the device\n", error);
  }
}

static void
update_site_id(linq_network_s* net)
{
  linq_network_send_post(
      net,
      "B3445ED2CDr2AC33298CXdd443",
      "/ATX/about",
      "{\"siteId\": \"New Site ID\"}",
      on_receive_response,
      NULL);
}