1 /* -*- linux-c -*-
2  * sysctl_net_rose.c: sysctl interface to net ROSE subsystem.
3  *
4  * Begun April 1, 1996, Mike Shaver.
5  * Added /proc/sys/net/rose directory entry (empty =) ). [MS]
6  */
7 
8 #include <linux/mm.h>
9 #include <linux/sysctl.h>
10 #include <linux/init.h>
11 #include <net/ax25.h>
12 #include <net/rose.h>
13 
14 static int min_timer[]  = {1 * HZ};
15 static int max_timer[]  = {300 * HZ};
16 static int min_idle[]   = {0 * HZ};
17 static int max_idle[]   = {65535 * HZ};
18 static int min_route[]  = {0}, max_route[] = {1};
19 static int min_ftimer[] = {60 * HZ};
20 static int max_ftimer[] = {600 * HZ};
21 static int min_maxvcs[] = {1}, max_maxvcs[] = {254};
22 static int min_window[] = {1}, max_window[] = {7};
23 
24 static struct ctl_table_header *rose_table_header;
25 
26 static ctl_table rose_table[] = {
27         {NET_ROSE_RESTART_REQUEST_TIMEOUT, "restart_request_timeout",
28          &sysctl_rose_restart_request_timeout, sizeof(int), 0644, NULL,
29          &proc_dointvec_minmax, &sysctl_intvec, NULL, &min_timer, &max_timer},
30         {NET_ROSE_CALL_REQUEST_TIMEOUT, "call_request_timeout",
31          &sysctl_rose_call_request_timeout, sizeof(int), 0644, NULL,
32          &proc_dointvec_minmax, &sysctl_intvec, NULL, &min_timer, &max_timer},
33         {NET_ROSE_RESET_REQUEST_TIMEOUT, "reset_request_timeout",
34          &sysctl_rose_reset_request_timeout, sizeof(int), 0644, NULL,
35          &proc_dointvec_minmax, &sysctl_intvec, NULL, &min_timer, &max_timer},
36         {NET_ROSE_CLEAR_REQUEST_TIMEOUT, "clear_request_timeout",
37          &sysctl_rose_clear_request_timeout, sizeof(int), 0644, NULL,
38          &proc_dointvec_minmax, &sysctl_intvec, NULL, &min_timer, &max_timer},
39         {NET_ROSE_NO_ACTIVITY_TIMEOUT, "no_activity_timeout",
40          &sysctl_rose_no_activity_timeout, sizeof(int), 0644, NULL,
41          &proc_dointvec_minmax, &sysctl_intvec, NULL, &min_idle, &max_idle},
42         {NET_ROSE_ACK_HOLD_BACK_TIMEOUT, "acknowledge_hold_back_timeout",
43          &sysctl_rose_ack_hold_back_timeout, sizeof(int), 0644, NULL,
44          &proc_dointvec_minmax, &sysctl_intvec, NULL, &min_timer, &max_timer},
45         {NET_ROSE_ROUTING_CONTROL, "routing_control",
46          &sysctl_rose_routing_control, sizeof(int), 0644, NULL,
47          &proc_dointvec_minmax, &sysctl_intvec, NULL, &min_route, &max_route},
48         {NET_ROSE_LINK_FAIL_TIMEOUT, "link_fail_timeout",
49          &sysctl_rose_link_fail_timeout, sizeof(int), 0644, NULL,
50          &proc_dointvec_minmax, &sysctl_intvec, NULL, &min_ftimer, &max_ftimer},
51         {NET_ROSE_MAX_VCS, "maximum_virtual_circuits",
52          &sysctl_rose_maximum_vcs, sizeof(int), 0644, NULL,
53          &proc_dointvec_minmax, &sysctl_intvec, NULL, &min_maxvcs, &max_maxvcs},
54         {NET_ROSE_WINDOW_SIZE, "window_size",
55          &sysctl_rose_window_size, sizeof(int), 0644, NULL,
56          &proc_dointvec_minmax, &sysctl_intvec, NULL, &min_window, &max_window},
57 	{0}
58 };
59 
60 static ctl_table rose_dir_table[] = {
61 	{NET_ROSE, "rose", NULL, 0, 0555, rose_table},
62 	{0}
63 };
64 
65 static ctl_table rose_root_table[] = {
66 	{CTL_NET, "net", NULL, 0, 0555, rose_dir_table},
67 	{0}
68 };
69 
rose_register_sysctl(void)70 void __init rose_register_sysctl(void)
71 {
72 	rose_table_header = register_sysctl_table(rose_root_table, 1);
73 }
74 
rose_unregister_sysctl(void)75 void rose_unregister_sysctl(void)
76 {
77 	unregister_sysctl_table(rose_table_header);
78 }
79