1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3 * Definitions and interface for Linux - z/VM Monitor Stream.
4 *
5 * Copyright IBM Corp. 2003, 2008
6 *
7 * Author: Gerald Schaefer <gerald.schaefer@de.ibm.com>
8 */
9
10 #define APPLDATA_MAX_REC_SIZE 4024 /* Maximum size of the */
11 /* data buffer */
12 #define APPLDATA_MAX_PROCS 100
13
14 #define APPLDATA_PROC_NAME_LENGTH 16 /* Max. length of /proc name */
15
16 #define APPLDATA_RECORD_MEM_ID 0x01 /* IDs to identify the */
17 #define APPLDATA_RECORD_OS_ID 0x02 /* individual records, */
18 #define APPLDATA_RECORD_NET_SUM_ID 0x03 /* must be < 256 ! */
19 #define APPLDATA_RECORD_PROC_ID 0x04
20
21 #define CTL_APPLDATA_TIMER 2121 /* sysctl IDs, must be unique */
22 #define CTL_APPLDATA_INTERVAL 2122
23 #define CTL_APPLDATA_MEM 2123
24 #define CTL_APPLDATA_OS 2124
25 #define CTL_APPLDATA_NET_SUM 2125
26 #define CTL_APPLDATA_PROC 2126
27
28 struct appldata_ops {
29 struct list_head list;
30 struct ctl_table_header *sysctl_header;
31 struct ctl_table *ctl_table;
32 int active; /* monitoring status */
33
34 /* fill in from here */
35 char name[APPLDATA_PROC_NAME_LENGTH]; /* name of /proc fs node */
36 unsigned char record_nr; /* Record Nr. for Product ID */
37 void (*callback)(void *data); /* callback function */
38 void *data; /* record data */
39 unsigned int size; /* size of record */
40 struct module *owner; /* THIS_MODULE */
41 char mod_lvl[2]; /* modification level, EBCDIC */
42 };
43
44 extern int appldata_register_ops(struct appldata_ops *ops);
45 extern void appldata_unregister_ops(struct appldata_ops *ops);
46 extern int appldata_diag(char record_nr, u16 function, unsigned long buffer,
47 u16 length, char *mod_lvl);
48