Start on FILE i/O

inc/file.h

@@ -0,0 +1,17 @@
+#ifndef FILE_H
+#define FILE_H
+
+#define COMMAND_OPEN 1
+#define COMMAND_CLOSE 2
+#define COMMAND_SELECT_IN 3
+#define COMMAND_SELECT_OUT 4
+#define COMMAND_READ 5
+#define COMMAND_WRITE 6
+#define COMMAND_RESET 7
+
+int openFile(int fd, const char *path);
+int closeFile(int fd);
+int readByte(const int fd, int *data);
+int writeByte(const int fd, const int data);
+
+#endif // FILE_H