--- /dev/null
+/*****************************************************************************\
+** **
+** PBX4Linux **
+** **
+**---------------------------------------------------------------------------**
+** Copyright: Andreas Eversberg **
+** **
+** tones header file **
+** **
+\*****************************************************************************/
+
+int open_tone(char *file, int *codec, signed long *length, signed long *left);
+int read_tone(int fh, void *buffer, int codec, int len, signed long size, signed long *left, int speed);
+int fetch_tones(void);
+void free_tones(void);
+void *open_tone_fetched(char *dir, char *file, int *codec, signed long *length, signed long *left);
+int read_tone_fetched(void **fetched, void *buffer, int codec, int len, signed long size, signed long *left, int speed);
+
+/* tone sets */
+struct tonesettone {
+ struct tonesettone *next;
+ char name[128];
+ int codec;
+ int size;
+ unsigned char data[0];
+ };
+
+struct toneset {
+ struct toneset *next;
+ char directory[128];
+ struct tonesettone *first;
+ };
+
+extern struct toneset *toneset_first;
+
+