client: Connect to wifi

[tattlekey] / client / tattlekey.c

#include "pico/cyw43_arch.h"
#include "pico/stdlib.h"

char ssid[] = "THEWIFISSID";
char pass[] = "THEWIFIPASSWORD";

void one_blink(int duration) {
  cyw43_arch_gpio_put(CYW43_WL_GPIO_LED_PIN, 1);
  sleep_ms(duration);
  cyw43_arch_gpio_put(CYW43_WL_GPIO_LED_PIN, 0);
  sleep_ms(duration);
}

void signal(int count, int duration) {
  for (int i = 0; i < count; i++)
    one_blink(duration);
  sleep_ms(1000);
}

void blink_forever(int duration) {
  while (true) {
    one_blink(duration);
  }
}

void signal_error_by_blinking() { blink_forever(100); }
void signal_success_by_blinking() { blink_forever(400); }

int main() {
  stdio_init_all();
  if (cyw43_arch_init_with_country(CYW43_COUNTRY_USA))
    signal_error_by_blinking();
  signal(1, 200);
  cyw43_arch_enable_sta_mode();
  signal(2, 200);
  if (cyw43_arch_wifi_connect_timeout_ms(ssid, pass, CYW43_AUTH_WPA2_AES_PSK,
                                         10000))
    signal_error_by_blinking();
  signal(3, 200);
  signal_success_by_blinking();
}