renamed UartReceiver to UartReader
diff --git a/bbb_cape/src/bbb/uart_reader.h b/bbb_cape/src/bbb/uart_reader.h
new file mode 100644
index 0000000..9d5a510
--- /dev/null
+++ b/bbb_cape/src/bbb/uart_reader.h
@@ -0,0 +1,36 @@
+#ifndef FCR971_INPUT_UART_RECEIVER_H_
+#define FRC971_INPUT_UART_RECEIVER_H_
+
+#include <stdint.h>
+
+#define DATA_STRUCT_NAME DataStruct
+#include "cape/data_struct.h"
+#undef DATA_STRUCT_NAME
+
+namespace bbb {
+
+class UartReader {
+ public:
+ UartReader(int32_t baud_rate);
+ ~UartReader();
+
+ // Returns true if it finds one or false if it gets an I/O error first.
+ // packet must be aligned to 4 bytes.
+ bool GetPacket(DataStruct *packet);
+
+ private:
+ // Reads bytes until there are 4 zeros and then fills up buf_.
+ // Returns true if it finds one or false if it gets an I/O error first or the
+ // packet is invalid in some way.
+ bool FindPacket();
+
+ typedef char __attribute__((aligned(8))) AlignedChar;
+
+ const int32_t baud_rate_;
+ AlignedChar *const buf_;
+ const int fd_;
+};
+
+} // namespace bbb
+
+#endif