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