Transfer spi into c++

interfaces/spi_interface.h

@@ -0,0 +1,16 @@
+#ifndef __INTERFACES_SPI_INTERFACE_H__
+#define __INTERFACES_SPI_INTERFACE_H__
+
+#include <cstdint>
+
+namespace interfaces {
+
+class SpiInterface
+{
+    public:
+        virtual void send(const uint8_t * buffer, uint32_t len) = 0;
+        virtual void recv(uint8_t * buffer, uint32_t len) = 0;
+};
+};
+
+#endif