YAY

include/error.h

@@ -27,10 +27,10 @@ struct errInfo_t
 
 /**
  * Return string describing error number. Extends strerror to include some
- * custom errors used in ctrmus.
+ * custom errors used in mice.
  *
  * \param err	Error number.
  */
-char* ctrmus_strerror(int err);
+char* mice_strerror(int err);
 
 #endif

include/main.h

@@ -1,5 +1,5 @@
 /**
- * ctrmus - 3DS Music Player
+ * mice - 3DS Music Player
  * Copyright (C) 2016 Mahyar Koshkouei
  *
  * This program comes with ABSOLUTELY NO WARRANTY and is free software. You are
@@ -9,8 +9,11 @@
 
 #include <3ds.h>
 
-#ifndef ctrmus_main_h
-#define ctrmus_main_h
+#ifndef mice_main_h
+#define mice_main_h
+
+/* Application version */
+#define MICE_VERSION "dev20"
 
 /* Default folder */
 #define DEFAULT_DIR		"sdmc:/"

include/metadata.h

@@ -0,0 +1,56 @@
+#ifndef mice_metadata_h
+#define mice_metadata_h
+
+#include <stdint.h>
+#include <stdbool.h>
+
+#define METADATA_TITLE_MAX 64
+#define METADATA_ARTIST_MAX 64
+#define METADATA_ALBUM_MAX 64
+
+struct metadata_t
+{
+	char title[METADATA_TITLE_MAX];
+	char artist[METADATA_ARTIST_MAX];
+	char album[METADATA_ALBUM_MAX];
+	
+	/* Album art */
+	uint8_t* albumArt;
+	size_t albumArtSize;
+	int albumArtWidth;
+	int albumArtHeight;
+	bool hasAlbumArt;
+};
+
+/**
+ * Extract metadata from an audio file
+ * 
+ * \param	file		Path to the audio file
+ * \param	metadata	Pointer to metadata structure to fill
+ * \return				0 on success, -1 on failure
+ */
+int extractMetadata(const char* file, struct metadata_t* metadata);
+
+/**
+ * Clear metadata structure and free any allocated memory
+ * 
+ * \param	metadata	Pointer to metadata structure to clear
+ */
+void clearMetadata(struct metadata_t* metadata);
+
+/**
+ * Display metadata on the top screen
+ * 
+ * \param	metadata	Pointer to metadata structure to display
+ * \param	filename	Filename to display if no title is available
+ */
+void displayMetadata(struct metadata_t* metadata, const char* filename);
+
+/**
+ * Display album art on top screen if available
+ * 
+ * \param	metadata	Pointer to metadata structure containing album art
+ */
+void displayAlbumArt(struct metadata_t* metadata);
+
+#endif

include/playback.h

@@ -1,8 +1,8 @@
 #include <stdbool.h>
 #include <limits.h>
 
-#ifndef ctrmus_playback_h
-#define ctrmus_playback_h
+#ifndef mice_playback_h
+#define mice_playback_h
 
 /* Channel to play music on */
 #define CHANNEL	0x08