1 files changed, 88 insertions, 0 deletions
diff --git a/net/x25/sysctl_net_x25.c b/net/x25/sysctl_net_x25.c
new file mode 100644
index 000000000..e9802afa4
--- /dev/null
+++ b/net/x25/sysctl_net_x25.c
@@ -0,0 +1,88 @@
+// SPDX-License-Identifier: GPL-2.0
+/* -*- linux-c -*-
+ * sysctl_net_x25.c: sysctl interface to net X.25 subsystem.
+ *
+ * Begun April 1, 1996, Mike Shaver.
+ * Added /proc/sys/net/x25 directory entry (empty =) ). [MS]
+ */
+
+#include <linux/sysctl.h>
+#include <linux/skbuff.h>
+#include <linux/socket.h>
+#include <linux/netdevice.h>
+#include <linux/init.h>
+#include <net/x25.h>
+
+static int min_timer[] = {   1 * HZ };
+static int max_timer[] = { 300 * HZ };
+
+static struct ctl_table_header *x25_table_header;
+
+static struct ctl_table x25_table[] = {
+	{
+		.procname =	"restart_request_timeout",
+		.data =		&sysctl_x25_restart_request_timeout,
+		.maxlen =	sizeof(int),
+		.mode =		0644,
+		.proc_handler =	proc_dointvec_minmax,
+		.extra1 =	&min_timer,
+		.extra2 =	&max_timer,
+	},
+	{
+		.procname =	"call_request_timeout",
+		.data =		&sysctl_x25_call_request_timeout,
+		.maxlen =	sizeof(int),
+		.mode =		0644,
+		.proc_handler =	proc_dointvec_minmax,
+		.extra1 =	&min_timer,
+		.extra2 =	&max_timer,
+	},
+	{
+		.procname =	"reset_request_timeout",
+		.data =		&sysctl_x25_reset_request_timeout,
+		.maxlen =	sizeof(int),
+		.mode =		0644,
+		.proc_handler =	proc_dointvec_minmax,
+		.extra1 =	&min_timer,
+		.extra2 =	&max_timer,
+	},
+	{
+		.procname =	"clear_request_timeout",
+		.data =		&sysctl_x25_clear_request_timeout,
+		.maxlen =	sizeof(int),
+		.mode =		0644,
+		.proc_handler =	proc_dointvec_minmax,
+		.extra1 =	&min_timer,
+		.extra2 =	&max_timer,
+	},
+	{
+		.procname =	"acknowledgement_hold_back_timeout",
+		.data =		&sysctl_x25_ack_holdback_timeout,
+		.maxlen =	sizeof(int),
+		.mode =		0644,
+		.proc_handler =	proc_dointvec_minmax,
+		.extra1 =	&min_timer,
+		.extra2 =	&max_timer,
+	},
+	{
+		.procname =	"x25_forward",
+		.data = 	&sysctl_x25_forward,
+		.maxlen = 	sizeof(int),
+		.mode = 	0644,
+		.proc_handler = proc_dointvec,
+	},
+	{ },
+};
+
+int __init x25_register_sysctl(void)
+{
+	x25_table_header = register_net_sysctl(&init_net, "net/x25", x25_table);
+	if (!x25_table_header)
+		return -ENOMEM;
+	return 0;
+}
+
+void x25_unregister_sysctl(void)
+{
+	unregister_net_sysctl_table(x25_table_header);
+}