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/* *  net/dccp/sysctl.c * *  An implementation of the DCCP protocol *  Arnaldo Carvalho de Melo <acme@mandriva.com> * *	This program is free software; you can redistribute it and/or *	modify it under the terms of the GNU General Public License v2 *	as published by the Free Software Foundation. */ #include <linux/config.h>#include <linux/mm.h>#include <linux/sysctl.h> #ifndef CONFIG_SYSCTL#error This file should not be compiled without CONFIG_SYSCTL defined#endif extern int dccp_feat_default_sequence_window;extern int dccp_feat_default_rx_ccid;extern int dccp_feat_default_tx_ccid;extern int dccp_feat_default_ack_ratio;extern int dccp_feat_default_send_ack_vector;extern int dccp_feat_default_send_ndp_count; static struct ctl_table dccp_default_table[] = {	{		.ctl_name	= NET_DCCP_DEFAULT_SEQ_WINDOW,		.procname	= "seq_window",		.data		= &dccp_feat_default_sequence_window,		.maxlen		= sizeof(dccp_feat_default_sequence_window),		.mode		= 0644,		.proc_handler	= proc_dointvec,	},	{		.ctl_name	= NET_DCCP_DEFAULT_RX_CCID,		.procname	= "rx_ccid",		.data		= &dccp_feat_default_rx_ccid,		.maxlen		= sizeof(dccp_feat_default_rx_ccid),		.mode		= 0644,		.proc_handler	= proc_dointvec,	},	{		.ctl_name	= NET_DCCP_DEFAULT_TX_CCID,		.procname	= "tx_ccid",		.data		= &dccp_feat_default_tx_ccid,		.maxlen		= sizeof(dccp_feat_default_tx_ccid),		.mode		= 0644,		.proc_handler	= proc_dointvec,	},	{		.ctl_name	= NET_DCCP_DEFAULT_ACK_RATIO,		.procname	= "ack_ratio",		.data		= &dccp_feat_default_ack_ratio,		.maxlen		= sizeof(dccp_feat_default_ack_ratio),		.mode		= 0644,		.proc_handler	= proc_dointvec,	},	{		.ctl_name	= NET_DCCP_DEFAULT_SEND_ACKVEC,		.procname	= "send_ackvec",		.data		= &dccp_feat_default_send_ack_vector,		.maxlen		= sizeof(dccp_feat_default_send_ack_vector),		.mode		= 0644,		.proc_handler	= proc_dointvec,	},	{		.ctl_name	= NET_DCCP_DEFAULT_SEND_NDP,		.procname	= "send_ndp",		.data		= &dccp_feat_default_send_ndp_count,		.maxlen		= sizeof(dccp_feat_default_send_ndp_count),		.mode		= 0644,		.proc_handler	= proc_dointvec,	},	{ .ctl_name = 0, }}; static struct ctl_table dccp_table[] = {	{		.ctl_name	= NET_DCCP_DEFAULT,		.procname	= "default",		.mode		= 0555,		.child		= dccp_default_table,	},	{ .ctl_name = 0, },}; static struct ctl_table dccp_dir_table[] = {	{		.ctl_name	= NET_DCCP,		.procname	= "dccp",		.mode		= 0555,		.child		= dccp_table,	},	{ .ctl_name = 0, },}; static struct ctl_table dccp_root_table[] = {	{		.ctl_name	= CTL_NET,		.procname	= "net",		.mode		= 0555,		.child		= dccp_dir_table,	},	{ .ctl_name = 0, },}; static struct ctl_table_header *dccp_table_header; int __init dccp_sysctl_init(void){	dccp_table_header = register_sysctl_table(dccp_root_table, 1); 	return dccp_table_header != NULL ? 0 : -ENOMEM;} void dccp_sysctl_exit(void){	if (dccp_table_header != NULL) {		unregister_sysctl_table(dccp_table_header);		dccp_table_header = NULL;	}}