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freebsd
GitHub Repository: freebsd/freebsd-src
Path: blob/main/usr.sbin/bluetooth/sdpd/lan.c
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/*-
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* lan.c
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*
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* Copyright (c) 2004 Maksim Yevmenkin <[email protected]>
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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: lan.c,v 1.5 2004/01/13 01:54:39 max Exp $
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*/
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#include <arpa/inet.h>
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#include <sys/queue.h>
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#define L2CAP_SOCKET_CHECKED
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#include <bluetooth.h>
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#include <sdp.h>
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#include <stdio.h>
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#include <string.h>
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#include "profile.h"
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#include "provider.h"
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static int32_t
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lan_profile_create_service_class_id_list(
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uint8_t *buf, uint8_t const * const eob,
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uint8_t const *data, uint32_t datalen)
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{
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static uint16_t service_classes[] = {
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SDP_SERVICE_CLASS_LAN_ACCESS_USING_PPP
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};
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return (common_profile_create_service_class_id_list(
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buf, eob,
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(uint8_t const *) service_classes,
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sizeof(service_classes)));
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}
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static int32_t
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lan_profile_create_bluetooth_profile_descriptor_list(
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uint8_t *buf, uint8_t const * const eob,
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uint8_t const *data, uint32_t datalen)
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{
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static uint16_t profile_descriptor_list[] = {
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SDP_SERVICE_CLASS_LAN_ACCESS_USING_PPP,
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0x0100
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};
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return (common_profile_create_bluetooth_profile_descriptor_list(
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buf, eob,
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(uint8_t const *) profile_descriptor_list,
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sizeof(profile_descriptor_list)));
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}
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static int32_t
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lan_profile_create_service_name(
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uint8_t *buf, uint8_t const * const eob,
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uint8_t const *data, uint32_t datalen)
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{
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static char service_name[] = "LAN Access using PPP";
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return (common_profile_create_string8(
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buf, eob,
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(uint8_t const *) service_name, strlen(service_name)));
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}
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static int32_t
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lan_profile_create_protocol_descriptor_list(
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uint8_t *buf, uint8_t const * const eob,
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uint8_t const *data, uint32_t datalen)
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{
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provider_p provider = (provider_p) data;
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sdp_lan_profile_p lan = (sdp_lan_profile_p) provider->data;
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return (rfcomm_profile_create_protocol_descriptor_list(
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buf, eob,
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(uint8_t const *) &lan->server_channel, 1));
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}
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static int32_t
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lan_profile_create_service_availability(
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uint8_t *buf, uint8_t const * const eob,
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uint8_t const *data, uint32_t datalen)
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{
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provider_p provider = (provider_p) data;
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sdp_lan_profile_p lan = (sdp_lan_profile_p) provider->data;
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return (common_profile_create_service_availability(buf, eob,
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&lan->load_factor, 1));
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}
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static int32_t
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lan_profile_create_ip_subnet(
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uint8_t *buf, uint8_t const * const eob,
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uint8_t const *data, uint32_t datalen)
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{
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provider_p provider = (provider_p) data;
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sdp_lan_profile_p lan = (sdp_lan_profile_p) provider->data;
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char net[32];
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int32_t len;
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len = snprintf(net, sizeof(net), "%s/%d",
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inet_ntoa(* (struct in_addr *) &lan->ip_subnet),
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lan->ip_subnet_radius);
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if (len < 0 || buf + 2 + len > eob)
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return (-1);
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SDP_PUT8(SDP_DATA_STR8, buf);
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SDP_PUT8(len, buf);
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memcpy(buf, net, len);
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return (2 + len);
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}
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static int32_t
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lan_profile_data_valid(uint8_t const *data, uint32_t datalen)
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{
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sdp_lan_profile_p lan = (sdp_lan_profile_p) data;
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if (lan->server_channel < 1 ||
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lan->server_channel > 30 ||
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lan->ip_subnet_radius > 32)
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return (0);
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return (1);
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}
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static attr_t lan_profile_attrs[] = {
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{ SDP_ATTR_SERVICE_RECORD_HANDLE,
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common_profile_create_service_record_handle },
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{ SDP_ATTR_SERVICE_CLASS_ID_LIST,
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lan_profile_create_service_class_id_list },
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{ SDP_ATTR_BLUETOOTH_PROFILE_DESCRIPTOR_LIST,
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lan_profile_create_bluetooth_profile_descriptor_list },
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{ SDP_ATTR_LANGUAGE_BASE_ATTRIBUTE_ID_LIST,
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common_profile_create_language_base_attribute_id_list },
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{ SDP_ATTR_PRIMARY_LANGUAGE_BASE_ID + SDP_ATTR_SERVICE_NAME_OFFSET,
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lan_profile_create_service_name },
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{ SDP_ATTR_PROTOCOL_DESCRIPTOR_LIST,
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lan_profile_create_protocol_descriptor_list },
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{ SDP_ATTR_SERVICE_AVAILABILITY,
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lan_profile_create_service_availability },
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{ SDP_ATTR_IP_SUBNET,
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lan_profile_create_ip_subnet },
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{ 0, NULL } /* end entry */
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};
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profile_t lan_profile_descriptor = {
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SDP_SERVICE_CLASS_LAN_ACCESS_USING_PPP,
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sizeof(sdp_lan_profile_t),
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lan_profile_data_valid,
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(attr_t const * const) &lan_profile_attrs
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};
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