/* $NetBSD: bt_proto.c,v 1.16.22.1 2024/08/23 15:30:48 martin Exp $ */ /*- * Copyright (c) 2005 Iain Hibbert. * Copyright (c) 2006 Itronix Inc. * 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. * 3. The name of Itronix Inc. may not be used to endorse * or promote products derived from this software without specific * prior written permission. * * THIS SOFTWARE IS PROVIDED BY ITRONIX INC. ``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 ITRONIX INC. 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. */ #include __KERNEL_RCSID(0, "$NetBSD: bt_proto.c,v 1.16.22.1 2024/08/23 15:30:48 martin Exp $"); #include #include #include #include #include #include #include #include #include #include #include #include #include DOMAIN_DEFINE(btdomain); /* forward declare and add to link set */ static void bt_init(void); PR_WRAP_CTLOUTPUT(hci_ctloutput) PR_WRAP_CTLOUTPUT(sco_ctloutput) PR_WRAP_CTLOUTPUT(l2cap_ctloutput) PR_WRAP_CTLOUTPUT(rfcomm_ctloutput) #define hci_ctloutput hci_ctloutput_wrapper #define sco_ctloutput sco_ctloutput_wrapper #define l2cap_ctloutput l2cap_ctloutput_wrapper #define rfcomm_ctloutput rfcomm_ctloutput_wrapper static const struct protosw btsw[] = { { /* raw HCI commands */ .pr_type = SOCK_RAW, .pr_domain = &btdomain, .pr_protocol = BTPROTO_HCI, .pr_flags = (PR_ADDR | PR_ATOMIC), .pr_init = hci_init, .pr_ctloutput = hci_ctloutput, .pr_usrreqs = &hci_usrreqs, }, { /* HCI SCO data (audio) */ .pr_type = SOCK_SEQPACKET, .pr_domain = &btdomain, .pr_protocol = BTPROTO_SCO, .pr_flags = (PR_CONNREQUIRED | PR_ATOMIC | PR_LISTEN), .pr_ctloutput = sco_ctloutput, .pr_usrreqs = &sco_usrreqs, }, { /* L2CAP Connection Oriented */ .pr_type = SOCK_SEQPACKET, .pr_domain = &btdomain, .pr_protocol = BTPROTO_L2CAP, .pr_flags = (PR_CONNREQUIRED | PR_ATOMIC | PR_LISTEN), .pr_ctloutput = l2cap_ctloutput, .pr_usrreqs = &l2cap_usrreqs, .pr_init = l2cap_init, }, { /* RFCOMM */ .pr_type = SOCK_STREAM, .pr_domain = &btdomain, .pr_protocol = BTPROTO_RFCOMM, .pr_flags = (PR_CONNREQUIRED | PR_LISTEN | PR_WANTRCVD), .pr_ctloutput = rfcomm_ctloutput, .pr_usrreqs = &rfcomm_usrreqs, .pr_init = rfcomm_init, }, }; struct domain btdomain = { .dom_family = AF_BLUETOOTH, .dom_name = "bluetooth", .dom_init = bt_init, .dom_protosw = btsw, .dom_protoswNPROTOSW = &btsw[__arraycount(btsw)], }; kmutex_t *bt_lock; static void bt_init(void) { } MODULE(MODULE_CLASS_DRIVER, netbt, NULL); static int netbt_modcmd(modcmd_t cmd, void *aux) { switch (cmd) { case MODULE_CMD_INIT: bt_lock = mutex_obj_alloc(MUTEX_DEFAULT, IPL_NONE); return 0; case MODULE_CMD_FINI: return EBUSY; /* XXX */ default: return ENOTTY; } }