Basic U2FDevice implementation.

IO.hpp

@@ -21,9 +21,12 @@ along with this program.  If not, see <https://www.gnu.org/licenses/>.
 #include <cstdint>
 #include <vector>
 
+extern std::string binaryDirectory;
+extern std::string cacheDirectory;
+
 //Returns either the number of bytes specified,
 //or returns empty vector without discarding bytes from HID stream
 std::vector<uint8_t> readNonBlock(const size_t count);
 
 //Blocking write to HID stream - shouldn't block for too long
-void write(const uint8_t* bytes, const size_t count);
+void write(const std::vector<uint8_t>& data);