[FL-2627] Flipper applications: SDK, build and debug system (#1387)

applications/main/u2f/u2f_data.h

@@ -0,0 +1,27 @@
+#pragma once
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <furi.h>
+
+bool u2f_data_check(bool cert_only);
+
+bool u2f_data_cert_check();
+
+uint32_t u2f_data_cert_load(uint8_t* cert);
+
+bool u2f_data_cert_key_load(uint8_t* cert_key);
+
+bool u2f_data_key_load(uint8_t* device_key);
+
+bool u2f_data_key_generate(uint8_t* device_key);
+
+bool u2f_data_cnt_read(uint32_t* cnt);
+
+bool u2f_data_cnt_write(uint32_t cnt);
+
+#ifdef __cplusplus
+}
+#endif