2 files changed, 21 insertions, 0 deletions

diff --git a/firmware/include/dir.h b/firmware/include/dir.h
index 4327b91682..6433f1d2ba 100644
--- a/firmware/include/dir.h
+++ b/firmware/include/dir.h
@@ -22,6 +22,23 @@
 
 #include "config.h"
 
+#ifdef HAVE_MULTIVOLUME
+
+/* how to name volumes, first char must be outside of legal file names,
+   a number gets appended to enumerate, if applicable */
+#ifdef HAVE_MMC
+#define VOL_NAMES "<MMC%d>"
+#define VOL_ENUM_POS 4 /* position of %d, to avoid runtime calculation */
+#elif defined(HAVE_HOTSWAP)
+#define VOL_NAMES "<microSD%d>"
+#define VOL_ENUM_POS 8 /* position of %d, to avoid runtime calculation */
+#else
+#define VOL_NAMES "<HD%d>"
+#define VOL_ENUM_POS 3
+#endif
+
+#endif
+
 #ifdef HAVE_DIRCACHE
 # include "dircache.h"
 # define DIR DIR_CACHED
diff --git a/firmware/include/dir_uncached.h b/firmware/include/dir_uncached.h
index 575c3b67e4..dd00c2c66b 100644
--- a/firmware/include/dir_uncached.h
+++ b/firmware/include/dir_uncached.h
@@ -75,6 +75,10 @@ typedef struct {
 char *get_volume_name(int volume);
 #endif
 
+#ifdef HAVE_MULTIVOLUME
+    int strip_volume(const char*, char*);
+#endif
+
 #ifndef DIRFUNCTIONS_DEFINED
 
 extern DIR_UNCACHED* opendir_uncached(const char* name);