1 /* $Id: isdn_divertif.h,v 1.4.6.1 2001/09/23 22:25:05 kai Exp $ 2 * 3 * Header for the diversion supplementary interface for i4l. 4 * 5 * Author Werner Cornelius (werner@titro.de) 6 * Copyright by Werner Cornelius (werner@titro.de) 7 * 8 * This software may be used and distributed according to the terms 9 * of the GNU General Public License, incorporated herein by reference. 10 * 11 */ 12 13 14 /***********************************************************/ 15 /* magic value is also used to control version information */ 16 /***********************************************************/ 17 #define DIVERT_IF_MAGIC 0x25873401 18 #define DIVERT_CMD_REG 0x00 /* register command */ 19 #define DIVERT_CMD_REL 0x01 /* release command */ 20 #define DIVERT_NO_ERR 0x00 /* return value no error */ 21 #define DIVERT_CMD_ERR 0x01 /* invalid cmd */ 22 #define DIVERT_VER_ERR 0x02 /* magic/version invalid */ 23 #define DIVERT_REG_ERR 0x03 /* module already registered */ 24 #define DIVERT_REL_ERR 0x04 /* module not registered */ 25 #define DIVERT_REG_NAME isdn_register_divert 26 27 #ifdef __KERNEL__ 28 #include <linux/isdnif.h> 29 #include <linux/types.h> 30 31 /***************************************************************/ 32 /* structure exchanging data between isdn hl and divert module */ 33 /***************************************************************/ 34 typedef struct 35 { ulong if_magic; /* magic info and version */ 36 int cmd; /* command */ 37 int (*stat_callback)(isdn_ctrl *); /* supplied by divert module when calling */ 38 int (*ll_cmd)(isdn_ctrl *); /* supplied by hl on return */ 39 char * (*drv_to_name)(int); /* map a driver id to name, supplied by hl */ 40 int (*name_to_drv)(char *); /* map a driver id to name, supplied by hl */ 41 } isdn_divert_if; 42 43 /*********************/ 44 /* function register */ 45 /*********************/ 46 extern int DIVERT_REG_NAME(isdn_divert_if *); 47 #endif 48