1 /* $Id: isdn_divertif.h,v 1.4.6.1 2001/09/23 22:25:05 kai Exp $
3 * Header for the diversion supplementary interface for i4l.
5 * Author Werner Cornelius (werner@titro.de)
6 * Copyright by Werner Cornelius (werner@titro.de)
8 * This software may be used and distributed according to the terms
9 * of the GNU General Public License, incorporated herein by reference.
13 #ifndef _LINUX_ISDN_DIVERTIF_H
14 #define _LINUX_ISDN_DIVERTIF_H
16 /***********************************************************/
17 /* magic value is also used to control version information */
18 /***********************************************************/
19 #define DIVERT_IF_MAGIC 0x25873401
20 #define DIVERT_CMD_REG 0x00 /* register command */
21 #define DIVERT_CMD_REL 0x01 /* release command */
22 #define DIVERT_NO_ERR 0x00 /* return value no error */
23 #define DIVERT_CMD_ERR 0x01 /* invalid cmd */
24 #define DIVERT_VER_ERR 0x02 /* magic/version invalid */
25 #define DIVERT_REG_ERR 0x03 /* module already registered */
26 #define DIVERT_REL_ERR 0x04 /* module not registered */
27 #define DIVERT_REG_NAME isdn_register_divert
30 #include <linux/isdnif.h>
31 #include <linux/types.h>
33 /***************************************************************/
34 /* structure exchanging data between isdn hl and divert module */
35 /***************************************************************/
37 { ulong if_magic; /* magic info and version */
38 int cmd; /* command */
39 int (*stat_callback)(isdn_ctrl *); /* supplied by divert module when calling */
40 int (*ll_cmd)(isdn_ctrl *); /* supplied by hl on return */
41 char * (*drv_to_name)(int); /* map a driver id to name, supplied by hl */
42 int (*name_to_drv)(char *); /* map a driver id to name, supplied by hl */
45 /*********************/
46 /* function register */
47 /*********************/
48 extern int DIVERT_REG_NAME(isdn_divert_if *);
51 #endif /* _LINUX_ISDN_DIVERTIF_H */