251 lines
6.5 KiB
C
251 lines
6.5 KiB
C
/*
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* bluetooth.c
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*
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* Copyright (c) 2001-2002 Maksim Yevmenkin <m_evmenkin@yahoo.com>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $Id: ng_bluetooth.c,v 1.3 2003/04/26 22:37:31 max Exp $
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* $FreeBSD$
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*/
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/errno.h>
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#include <sys/kernel.h>
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#include <sys/sysctl.h>
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#include "ng_bluetooth.h"
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/*
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* Bluetooth stack sysctl globals
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*/
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static u_int32_t bluetooth_hci_command_timeout_value = 5; /* sec */
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static u_int32_t bluetooth_hci_connect_timeout_value = 60; /* sec */
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static u_int32_t bluetooth_hci_max_neighbor_age_value = 600; /* sec */
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static u_int32_t bluetooth_l2cap_rtx_timeout_value = 60; /* sec */
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static u_int32_t bluetooth_l2cap_ertx_timeout_value = 300; /* sec */
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/*
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* Define sysctl tree that shared by other parts of Bluetooth stack
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*/
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SYSCTL_NODE(_net, OID_AUTO, bluetooth, CTLFLAG_RW, 0, "Bluetooth family");
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SYSCTL_INT(_net_bluetooth, OID_AUTO, version,
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CTLFLAG_RD, 0, NG_BLUETOOTH_VERSION, "");
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/*
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* HCI
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*/
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SYSCTL_NODE(_net_bluetooth, OID_AUTO, hci, CTLFLAG_RW,
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0, "Bluetooth HCI family");
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static int
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bluetooth_set_hci_command_timeout_value(SYSCTL_HANDLER_ARGS)
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{
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u_int32_t value;
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int error;
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value = bluetooth_hci_command_timeout_value;
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error = sysctl_handle_int(oidp, &value, sizeof(value), req);
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if (error == 0 && req->newptr != NULL) {
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if (value > 0)
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bluetooth_hci_command_timeout_value = value;
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else
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error = EINVAL;
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}
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return (error);
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} /* bluetooth_set_hci_command_timeout_value */
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SYSCTL_PROC(_net_bluetooth_hci, OID_AUTO, command_timeout,
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CTLTYPE_INT | CTLFLAG_RW,
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&bluetooth_hci_command_timeout_value, 5,
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bluetooth_set_hci_command_timeout_value,
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"I", "HCI command timeout (sec)");
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static int
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bluetooth_set_hci_connect_timeout_value(SYSCTL_HANDLER_ARGS)
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{
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u_int32_t value;
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int error;
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value = bluetooth_hci_connect_timeout_value;
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error = sysctl_handle_int(oidp, &value, sizeof(value), req);
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if (error == 0 && req->newptr != NULL) {
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if (0 < value && value <= bluetooth_l2cap_rtx_timeout_value)
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bluetooth_hci_connect_timeout_value = value;
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else
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error = EINVAL;
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}
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return (error);
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} /* bluetooth_set_hci_connect_timeout_value */
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SYSCTL_PROC(_net_bluetooth_hci, OID_AUTO, connection_timeout,
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CTLTYPE_INT | CTLFLAG_RW,
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&bluetooth_hci_connect_timeout_value, 60,
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bluetooth_set_hci_connect_timeout_value,
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"I", "HCI connect timeout (sec)");
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SYSCTL_INT(_net_bluetooth_hci, OID_AUTO, max_neighbor_age, CTLFLAG_RW,
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&bluetooth_hci_max_neighbor_age_value, 600,
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"Maximal HCI neighbor cache entry age (sec)");
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/*
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* L2CAP
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*/
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SYSCTL_NODE(_net_bluetooth, OID_AUTO, l2cap, CTLFLAG_RW,
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0, "Bluetooth L2CAP family");
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static int
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bluetooth_set_l2cap_rtx_timeout_value(SYSCTL_HANDLER_ARGS)
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{
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u_int32_t value;
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int error;
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value = bluetooth_l2cap_rtx_timeout_value;
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error = sysctl_handle_int(oidp, &value, sizeof(value), req);
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if (error == 0 && req->newptr != NULL) {
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if (bluetooth_hci_connect_timeout_value <= value &&
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value <= bluetooth_l2cap_ertx_timeout_value)
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bluetooth_l2cap_rtx_timeout_value = value;
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else
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error = EINVAL;
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}
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return (error);
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} /* bluetooth_set_l2cap_rtx_timeout_value */
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SYSCTL_PROC(_net_bluetooth_l2cap, OID_AUTO, rtx_timeout,
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CTLTYPE_INT | CTLFLAG_RW,
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&bluetooth_l2cap_rtx_timeout_value, 60,
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bluetooth_set_l2cap_rtx_timeout_value,
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"I", "L2CAP RTX timeout (sec)");
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static int
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bluetooth_set_l2cap_ertx_timeout_value(SYSCTL_HANDLER_ARGS)
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{
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u_int32_t value;
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int error;
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value = bluetooth_l2cap_ertx_timeout_value;
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error = sysctl_handle_int(oidp, &value, sizeof(value), req);
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if (error == 0 && req->newptr != NULL) {
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if (value >= bluetooth_l2cap_rtx_timeout_value)
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bluetooth_l2cap_ertx_timeout_value = value;
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else
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error = EINVAL;
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}
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return (error);
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} /* bluetooth_set_l2cap_ertx_timeout_value */
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SYSCTL_PROC(_net_bluetooth_l2cap, OID_AUTO, ertx_timeout,
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CTLTYPE_INT | CTLFLAG_RW,
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&bluetooth_l2cap_ertx_timeout_value, 300,
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bluetooth_set_l2cap_ertx_timeout_value,
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"I", "L2CAP ERTX timeout (sec)");
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/*
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* Return various sysctl values
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*/
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u_int32_t
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bluetooth_hci_command_timeout(void)
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{
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return (bluetooth_hci_command_timeout_value * hz);
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} /* bluetooth_hci_command_timeout */
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u_int32_t
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bluetooth_hci_connect_timeout(void)
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{
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return (bluetooth_hci_connect_timeout_value * hz);
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} /* bluetooth_hci_connect_timeout */
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u_int32_t
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bluetooth_hci_max_neighbor_age(void)
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{
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return (bluetooth_hci_max_neighbor_age_value);
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} /* bluetooth_hci_max_neighbor_age */
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u_int32_t
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bluetooth_l2cap_rtx_timeout(void)
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{
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return (bluetooth_l2cap_rtx_timeout_value * hz);
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} /* bluetooth_l2cap_rtx_timeout */
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u_int32_t
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bluetooth_l2cap_ertx_timeout(void)
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{
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return (bluetooth_l2cap_ertx_timeout_value * hz);
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} /* bluetooth_l2cap_ertx_timeout */
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/*
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* RFCOMM
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*/
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SYSCTL_NODE(_net_bluetooth, OID_AUTO, rfcomm, CTLFLAG_RW,
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0, "Bluetooth RFCOMM family");
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/*
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* Handle loading and unloading for this code.
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*/
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static int
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bluetooth_modevent(module_t mod, int event, void *data)
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{
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int error = 0;
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switch (event) {
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case MOD_LOAD:
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break;
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case MOD_UNLOAD:
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break;
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default:
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error = EOPNOTSUPP;
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break;
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}
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return (error);
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} /* bluetooth_modevent */
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/*
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* Module
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*/
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static moduledata_t bluetooth_mod = {
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"bluetooth",
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bluetooth_modevent,
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NULL
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};
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DECLARE_MODULE(ng_bluetooth, bluetooth_mod, SI_SUB_PSEUDO, SI_ORDER_ANY);
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MODULE_VERSION(ng_bluetooth, NG_BLUETOOTH_VERSION);
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