/* * ng_btsocket.c * * 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_btsocket.c,v 1.4 2003/09/14 23:29:06 max Exp $ * $FreeBSD: head/sys/netgraph/bluetooth/socket/ng_btsocket.c 138238 2004-11-30 22:28:50Z mlaier $ */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include static int ng_btsocket_modevent (module_t, int, void *); extern struct domain ng_btsocket_domain; /* * Bluetooth raw HCI sockets */ static struct pr_usrreqs ng_btsocket_hci_raw_usrreqs = { .pru_abort = ng_btsocket_hci_raw_abort, .pru_attach = ng_btsocket_hci_raw_attach, .pru_bind = ng_btsocket_hci_raw_bind, .pru_connect = ng_btsocket_hci_raw_connect, .pru_control = ng_btsocket_hci_raw_control, .pru_detach = ng_btsocket_hci_raw_detach, .pru_disconnect = ng_btsocket_hci_raw_disconnect, .pru_peeraddr = ng_btsocket_hci_raw_peeraddr, .pru_send = ng_btsocket_hci_raw_send, .pru_shutdown = NULL, .pru_sockaddr = ng_btsocket_hci_raw_sockaddr, }; /* * Bluetooth raw L2CAP sockets */ static struct pr_usrreqs ng_btsocket_l2cap_raw_usrreqs = { .pru_abort = ng_btsocket_l2cap_raw_abort, .pru_attach = ng_btsocket_l2cap_raw_attach, .pru_bind = ng_btsocket_l2cap_raw_bind, .pru_connect = ng_btsocket_l2cap_raw_connect, .pru_control = ng_btsocket_l2cap_raw_control, .pru_detach = ng_btsocket_l2cap_raw_detach, .pru_disconnect = ng_btsocket_l2cap_raw_disconnect, .pru_peeraddr = ng_btsocket_l2cap_raw_peeraddr, .pru_send = ng_btsocket_l2cap_raw_send, .pru_shutdown = NULL, .pru_sockaddr = ng_btsocket_l2cap_raw_sockaddr, }; /* * Bluetooth SEQPACKET L2CAP sockets */ static struct pr_usrreqs ng_btsocket_l2cap_usrreqs = { .pru_abort = ng_btsocket_l2cap_abort, .pru_accept = ng_btsocket_l2cap_accept, .pru_attach = ng_btsocket_l2cap_attach, .pru_bind = ng_btsocket_l2cap_bind, .pru_connect = ng_btsocket_l2cap_connect, .pru_control = ng_btsocket_l2cap_control, .pru_detach = ng_btsocket_l2cap_detach, .pru_disconnect = ng_btsocket_l2cap_disconnect, .pru_listen = ng_btsocket_l2cap_listen, .pru_peeraddr = ng_btsocket_l2cap_peeraddr, .pru_send = ng_btsocket_l2cap_send, .pru_shutdown = NULL, .pru_sockaddr = ng_btsocket_l2cap_sockaddr, }; /* * Bluetooth STREAM RFCOMM sockets */ static struct pr_usrreqs ng_btsocket_rfcomm_usrreqs = { .pru_abort = ng_btsocket_rfcomm_abort, .pru_accept = ng_btsocket_rfcomm_accept, .pru_attach = ng_btsocket_rfcomm_attach, .pru_bind = ng_btsocket_rfcomm_bind, .pru_connect = ng_btsocket_rfcomm_connect, .pru_control = ng_btsocket_rfcomm_control, .pru_detach = ng_btsocket_rfcomm_detach, .pru_disconnect = ng_btsocket_rfcomm_disconnect, .pru_listen = ng_btsocket_rfcomm_listen, .pru_peeraddr = ng_btsocket_rfcomm_peeraddr, .pru_send = ng_btsocket_rfcomm_send, .pru_shutdown = NULL, .pru_sockaddr = ng_btsocket_rfcomm_sockaddr, }; /* * Definitions of protocols supported in the BLUETOOTH domain */ static struct protosw ng_btsocket_protosw[] = { { SOCK_RAW, /* protocol type */ &ng_btsocket_domain, /* backpointer to domain */ BLUETOOTH_PROTO_HCI, /* protocol */ PR_ATOMIC | PR_ADDR, /* flags */ NULL, NULL, NULL, /* input, output, ctlinput */ ng_btsocket_hci_raw_ctloutput, /* ctloutput */ NULL, /* ousrreq() */ ng_btsocket_hci_raw_init, /* init */ NULL, NULL, NULL, /* fasttimeo, slowtimo, drain */ &ng_btsocket_hci_raw_usrreqs, /* usrreq table (above) */ /* { NULL } */ /* pfh (protocol filter head?) */ }, { SOCK_RAW, /* protocol type */ &ng_btsocket_domain, /* backpointer to domain */ BLUETOOTH_PROTO_L2CAP, /* protocol */ PR_ATOMIC | PR_ADDR, /* flags */ NULL, NULL, NULL, /* input, output, ctlinput */ NULL, /* ctloutput */ NULL, /* ousrreq() */ ng_btsocket_l2cap_raw_init, /* init */ NULL, NULL, NULL, /* fasttimeo, slowtimo, drain */ &ng_btsocket_l2cap_raw_usrreqs, /* usrreq table (above) */ /* { NULL } */ /* pfh (protocol filter head?) */ }, { SOCK_SEQPACKET, /* protocol type */ &ng_btsocket_domain, /* backpointer to domain */ BLUETOOTH_PROTO_L2CAP, /* protocol */ PR_ATOMIC | PR_CONNREQUIRED, /* flags */ NULL, NULL, NULL, /* input, output, ctlinput */ ng_btsocket_l2cap_ctloutput, /* ctloutput */ NULL, /* ousrreq() */ ng_btsocket_l2cap_init, /* init */ NULL, NULL, NULL, /* fasttimeo, slowtimo, drain */ &ng_btsocket_l2cap_usrreqs, /* usrreq table (above) */ /* { NULL } */ /* pfh (protocol filter head?) */ }, { SOCK_STREAM, /* protocol type */ &ng_btsocket_domain, /* backpointer to domain */ BLUETOOTH_PROTO_RFCOMM, /* protocol */ PR_ATOMIC | PR_CONNREQUIRED, /* flags */ NULL, NULL, NULL, /* input, output, ctlinput */ ng_btsocket_rfcomm_ctloutput, /* ctloutput */ NULL, /* ousrreq() */ ng_btsocket_rfcomm_init, /* init */ NULL, NULL, NULL, /* fasttimeo, slowtimo, drain */ &ng_btsocket_rfcomm_usrreqs, /* usrreq table (above) */ /* { NULL } */ /* pfh (protocol filter head?) */ } }; #define ng_btsocket_protosw_size \ (sizeof(ng_btsocket_protosw)/sizeof(ng_btsocket_protosw[0])) #define ng_btsocket_protosw_end \ &ng_btsocket_protosw[ng_btsocket_protosw_size] /* * BLUETOOTH domain */ struct domain ng_btsocket_domain = { AF_BLUETOOTH, /* family */ "bluetooth", /* domain name */ NULL, /* init() */ NULL, /* externalize() */ NULL, /* dispose() */ ng_btsocket_protosw, /* protosw entry */ ng_btsocket_protosw_end, /* end of protosw entries */ NULL, /* next domain in list */ NULL, /* rtattach() */ 0, /* arg to rtattach in bits */ 0 /* maxrtkey */ }; /* * Socket sysctl tree */ SYSCTL_NODE(_net_bluetooth_hci, OID_AUTO, sockets, CTLFLAG_RW, 0, "Bluetooth HCI sockets family"); SYSCTL_NODE(_net_bluetooth_l2cap, OID_AUTO, sockets, CTLFLAG_RW, 0, "Bluetooth L2CAP sockets family"); SYSCTL_NODE(_net_bluetooth_rfcomm, OID_AUTO, sockets, CTLFLAG_RW, 0, "Bluetooth RFCOMM sockets family"); /* * Module */ static moduledata_t ng_btsocket_mod = { "ng_btsocket", ng_btsocket_modevent, NULL }; DECLARE_MODULE(ng_btsocket, ng_btsocket_mod, SI_SUB_PROTO_DOMAIN, SI_ORDER_ANY); MODULE_VERSION(ng_btsocket, NG_BLUETOOTH_VERSION); MODULE_DEPEND(ng_btsocket, ng_bluetooth, NG_BLUETOOTH_VERSION, NG_BLUETOOTH_VERSION, NG_BLUETOOTH_VERSION); MODULE_DEPEND(ng_btsocket, netgraph, NG_ABI_VERSION, NG_ABI_VERSION, NG_ABI_VERSION); /* * Handle loading and unloading for this node type. * This is to handle auxiliary linkages (e.g protocol domain addition). */ static int ng_btsocket_modevent(module_t mod, int event, void *data) { int error = 0; switch (event) { case MOD_LOAD: net_add_domain(&ng_btsocket_domain); break; case MOD_UNLOAD: /* XXX can't unload protocol domain yet */ error = EBUSY; break; default: error = EOPNOTSUPP; break; } return (error); } /* ng_btsocket_modevent */