diff options
Diffstat (limited to 'usr.sbin/bluetooth/btpand/server.c')
-rw-r--r-- | usr.sbin/bluetooth/btpand/server.c | 277 |
1 files changed, 0 insertions, 277 deletions
diff --git a/usr.sbin/bluetooth/btpand/server.c b/usr.sbin/bluetooth/btpand/server.c deleted file mode 100644 index 0843d0c..0000000 --- a/usr.sbin/bluetooth/btpand/server.c +++ /dev/null @@ -1,277 +0,0 @@ -/* $NetBSD: server.c,v 1.2 2009/01/24 17:29:28 plunky Exp $ */ - -/*- - * Copyright (c) 2008 Iain Hibbert - * 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 ``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 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. - */ - -/* $FreeBSD$ */ - -#include <sys/cdefs.h> -__RCSID("$NetBSD: server.c,v 1.2 2009/01/24 17:29:28 plunky Exp $"); - -#include <sys/ioctl.h> - -#include <bluetooth.h> -#include <inttypes.h> -#include <errno.h> -#include <sdp.h> -#include <unistd.h> - -#include "btpand.h" -#include "bnep.h" - -static struct event server_ev; -static int server_fd; -static int server_avail; - -static void * server_ss; -static uint32_t server_handle; - -static void server_open(void); -static void server_close(void); -static void server_read(int, short, void *); -static void server_register(void); - -void -server_init(void) -{ - - server_fd = -1; -} - -/* - * The server_update() function is called whenever the channel count is - * changed. We maintain the SDP record and open or close the server socket - * as required. - */ -void -server_update(int count) -{ - - if (server_limit == 0) - return; - - log_debug("count %d", count); - - server_avail = UINT8_MAX - (count - 1) * UINT8_MAX / server_limit; - log_info("Service Availability: %d/%d", server_avail, UINT8_MAX); - - if (server_avail == 0 && server_fd != -1) - server_close(); - - if (server_avail > 0 && server_fd == -1) - server_open(); - - if (service_name) - server_register(); -} - -static void -server_open(void) -{ - struct sockaddr_l2cap sa; - uint16_t mru; - - server_fd = socket(PF_BLUETOOTH, SOCK_SEQPACKET, BLUETOOTH_PROTO_L2CAP); - if (server_fd == -1) { - log_err("Could not open L2CAP socket: %m"); - exit(EXIT_FAILURE); - } - - memset(&sa, 0, sizeof(sa)); - sa.l2cap_family = AF_BLUETOOTH; - sa.l2cap_len = sizeof(sa); - sa.l2cap_psm = htole16(l2cap_psm); - bdaddr_copy(&sa.l2cap_bdaddr, &local_bdaddr); - if (bind(server_fd, (struct sockaddr *)&sa, sizeof(sa)) == -1) { - log_err("Could not bind server socket: %m"); - exit(EXIT_FAILURE); - } - - mru = BNEP_MTU_MIN; - if (setsockopt(server_fd, SOL_L2CAP, - SO_L2CAP_IMTU, &mru, sizeof(mru)) == -1) { - log_err("Could not set L2CAP IMTU (%d): %m", mru); - exit(EXIT_FAILURE); - } - - if (listen(server_fd, 0) == -1) { - log_err("Could not listen on server socket: %m"); - exit(EXIT_FAILURE); - } - - event_set(&server_ev, server_fd, EV_READ | EV_PERSIST, server_read, NULL); - if (event_add(&server_ev, NULL) == -1) { - log_err("Could not add server event: %m"); - exit(EXIT_FAILURE); - } - - log_info("server socket open"); -} - -static void -server_close(void) -{ - - event_del(&server_ev); - close(server_fd); - server_fd = -1; - - log_info("server socket closed"); -} - -/* - * handle connection request - */ -static void -server_read(int s, short ev, void *arg) -{ - struct sockaddr_l2cap ra, la; - channel_t *chan; - socklen_t len; - int fd, n; - uint16_t mru, mtu; - - len = sizeof(ra); - fd = accept(s, (struct sockaddr *)&ra, &len); - if (fd == -1) - return; - - n = 1; - if (ioctl(fd, FIONBIO, &n) == -1) { - log_err("Could not set NonBlocking IO: %m"); - close(fd); - return; - } - - len = sizeof(mru); - if (getsockopt(fd, SOL_L2CAP, SO_L2CAP_IMTU, &mru, &len) == -1) { - log_err("Could not get L2CAP IMTU: %m"); - close(fd); - return; - } - if(mru < BNEP_MTU_MIN) { - log_err("L2CAP IMTU too small (%d)", mru); - close(fd); - return; - } - - len = sizeof(mtu); - if (getsockopt(fd, SOL_L2CAP, SO_L2CAP_OMTU, &mtu, &len) == -1) { - log_err("Could not get L2CAP OMTU: %m"); - close(fd); - return; - } - if (mtu < BNEP_MTU_MIN) { - log_err("L2CAP OMTU too small (%d)", mtu); - close(fd); - return; - } - - len = sizeof(n); - if (getsockopt(fd, SOL_SOCKET, SO_SNDBUF, &n, &len) == -1) { - log_err("Could not get socket send buffer size: %m"); - close(fd); - return; - } - - if (n < (mtu * 2)) { - n = mtu * 2; - if (setsockopt(fd, SOL_SOCKET, SO_SNDBUF, &n, sizeof(n)) == -1) { - log_err("Could not set socket send buffer size (%d): %m", n); - close(fd); - return; - } - } - - n = mtu; - if (setsockopt(fd, SOL_SOCKET, SO_SNDLOWAT, &n, sizeof(n)) == -1) { - log_err("Could not set socket low water mark (%d): %m", n); - close(fd); - return; - } - - len = sizeof(la); - if (getsockname(fd, (struct sockaddr *)&la, &len) == -1) { - log_err("Could not get socket address: %m"); - close(fd); - return; - } - - log_info("Accepted connection from %s", bt_ntoa(&ra.l2cap_bdaddr, NULL)); - - chan = channel_alloc(); - if (chan == NULL) { - close(fd); - return; - } - - chan->send = bnep_send; - chan->recv = bnep_recv; - chan->mru = mru; - chan->mtu = mtu; - b2eaddr(chan->raddr, &ra.l2cap_bdaddr); - b2eaddr(chan->laddr, &la.l2cap_bdaddr); - chan->state = CHANNEL_WAIT_CONNECT_REQ; - channel_timeout(chan, 10); - if (!channel_open(chan, fd)) { - chan->state = CHANNEL_CLOSED; - channel_free(chan); - close(fd); - return; - } -} - -static void -server_register(void) -{ - sdp_nap_profile_t p; - int rv; - - if (server_ss == NULL) { - server_ss = sdp_open_local(control_path); - if (server_ss == NULL || sdp_error(server_ss) != 0) { - log_err("failed to contact SDP server"); - return; - } - } - - memset(&p, 0, sizeof(p)); - p.psm = l2cap_psm; - p.load_factor = server_avail; - p.security_description = (l2cap_mode == 0 ? 0x0000 : 0x0001); - - if (server_handle) - rv = sdp_change_service(server_ss, server_handle, - (uint8_t *)&p, sizeof(p)); - else - rv = sdp_register_service(server_ss, service_class, - &local_bdaddr, (uint8_t *)&p, sizeof(p), &server_handle); - - if (rv != 0) { - errno = sdp_error(server_ss); - log_err("%s: %m", service_name); - exit(EXIT_FAILURE); - } -} |