-VLC_EXPORT( void, resolve_xml_special_chars, ( char *psz_value ) );
-VLC_EXPORT( char *, convert_xml_special_chars, ( const char *psz_content ) );
+VLC_API void resolve_xml_special_chars( char *psz_value );
+VLC_API char * convert_xml_special_chars( const char *psz_content );
+
+VLC_API char * vlc_b64_encode_binary( const uint8_t *, size_t );
+VLC_API char * vlc_b64_encode( const char * );
+
+VLC_API size_t vlc_b64_decode_binary_to_buffer( uint8_t *p_dst, size_t i_dst_max, const char *psz_src );
+VLC_API size_t vlc_b64_decode_binary( uint8_t **pp_dst, const char *psz_src );
+VLC_API char * vlc_b64_decode( const char *psz_src );
+
+VLC_API char * str_format_time( const char * );
+VLC_API char * str_format_meta( playlist_t *, const char * );