LF only, more FS fixes

inc/file.h

@@ -1,21 +1,22 @@
 #ifndef FILE_H
 #define FILE_H
 
+#include <stdint.h>
+
 #define STATUS_ERROR 1
 #define STATUS_EOF 2
 #define STATUS_READY 4
 
-#define COMMAND_OPEN 1
-#define COMMAND_CLOSE 2
-#define COMMAND_SELECT_IN 3
-#define COMMAND_SELECT_OUT 4
+#define COMMAND_OPEN_R 1
+#define COMMAND_OPEN_W 2
+#define COMMAND_OPEN_A 3
+#define COMMAND_CLOSE 4
 #define COMMAND_READ 5
 #define COMMAND_WRITE 6
-#define COMMAND_RESET 7
 
-int openFile(int fd, const char *path);
+int openFile(int fd, const char *path, const char *mode);
 int closeFile(int fd);
-int readByte(const int fd, int *data);
-int writeByte(const int fd, const int data);
+int readByte(const int fd, uint8_t *data);
+int writeByte(const int fd, const uint8_t data);
 
 #endif // FILE_H