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-rw-r--r--include/linux/isdn_divertif.h42
1 files changed, 42 insertions, 0 deletions
diff --git a/include/linux/isdn_divertif.h b/include/linux/isdn_divertif.h
new file mode 100644
index 0000000..0e7e44c
--- /dev/null
+++ b/include/linux/isdn_divertif.h
@@ -0,0 +1,42 @@
+/* $Id: isdn_divertif.h,v 1.4.6.1 2001/09/23 22:25:05 kai Exp $
+ *
+ * Header for the diversion supplementary interface for i4l.
+ *
+ * Author Werner Cornelius (werner@titro.de)
+ * Copyright by Werner Cornelius (werner@titro.de)
+ *
+ * This software may be used and distributed according to the terms
+ * of the GNU General Public License, incorporated herein by reference.
+ *
+ */
+
+
+/***********************************************************/
+/* magic value is also used to control version information */
+/***********************************************************/
+#define DIVERT_IF_MAGIC 0x25873401
+#define DIVERT_CMD_REG 0x00 /* register command */
+#define DIVERT_CMD_REL 0x01 /* release command */
+#define DIVERT_NO_ERR 0x00 /* return value no error */
+#define DIVERT_CMD_ERR 0x01 /* invalid cmd */
+#define DIVERT_VER_ERR 0x02 /* magic/version invalid */
+#define DIVERT_REG_ERR 0x03 /* module already registered */
+#define DIVERT_REL_ERR 0x04 /* module not registered */
+#define DIVERT_REG_NAME isdn_register_divert
+
+/***************************************************************/
+/* structure exchanging data between isdn hl and divert module */
+/***************************************************************/
+typedef struct
+ { ulong if_magic; /* magic info and version */
+ int cmd; /* command */
+ int (*stat_callback)(isdn_ctrl *); /* supplied by divert module when calling */
+ int (*ll_cmd)(isdn_ctrl *); /* supplied by hl on return */
+ char * (*drv_to_name)(int); /* map a driver id to name, supplied by hl */
+ int (*name_to_drv)(char *); /* map a driver id to name, supplied by hl */
+ } isdn_divert_if;
+
+/*********************/
+/* function register */
+/*********************/
+extern int DIVERT_REG_NAME(isdn_divert_if *);
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