07be7a6c2e
Extend libsdp(3) API to allow service registration and removal. Fix uninitialized variable bug in sdpcontrol(8). Reviewed by: imp (mentor) No objection: ru
213 lines
6.0 KiB
C
213 lines
6.0 KiB
C
/*
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* sd.c
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*
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* Copyright (c) 2004 Maksim Yevmenkin <m_evmenkin@yahoo.com>
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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: sd.c,v 1.4 2004/01/13 01:54:39 max Exp $
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* $FreeBSD$
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*/
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#include <sys/queue.h>
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#include <bluetooth.h>
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#include <sdp.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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sd_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_SERVICE_DISCOVERY_SERVER
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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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sd_profile_create_service_id(
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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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if (buf + 3 > eob)
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return (-1);
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/*
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* The ServiceID is a UUID that universally and uniquely identifies
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* the service instance described by the service record. This service
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* attribute is particularly useful if the same service is described
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* by service records in more than one SDP server
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*/
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SDP_PUT8(SDP_DATA_UUID16, buf);
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SDP_PUT16(SDP_UUID_PROTOCOL_SDP, buf); /* XXX ??? */
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return (3);
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}
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static int32_t
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sd_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[] = "Bluetooth service discovery";
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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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sd_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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if (buf + 13 > eob)
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return (-1);
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SDP_PUT8(SDP_DATA_SEQ8, buf);
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SDP_PUT8(11, buf);
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SDP_PUT8(SDP_DATA_SEQ8, buf);
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SDP_PUT8(9, buf);
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SDP_PUT8(SDP_DATA_UUID16, buf);
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SDP_PUT16(SDP_UUID_PROTOCOL_L2CAP, buf);
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SDP_PUT8(SDP_DATA_UINT16, buf);
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SDP_PUT16(NG_L2CAP_PSM_SDP, buf);
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SDP_PUT8(SDP_DATA_UINT16, buf);
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SDP_PUT16(1, buf); /* version */
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return (13);
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}
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static int32_t
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sd_profile_create_browse_group_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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if (buf + 5 > eob)
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return (-1);
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SDP_PUT8(SDP_DATA_SEQ8, buf);
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SDP_PUT8(3, buf);
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/*
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* The top-level browse group ID, called PublicBrowseRoot and
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* representing the root of the browsing hierarchy, has the value
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* 00001002-0000-1000-8000-00805F9B34FB (UUID16: 0x1002) from the
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* Bluetooth Assigned Numbers document
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*/
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SDP_PUT8(SDP_DATA_UUID16, buf);
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SDP_PUT16(SDP_SERVICE_CLASS_PUBLIC_BROWSE_GROUP, buf);
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return (5);
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}
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static int32_t
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sd_profile_create_version_number_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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if (buf + 5 > eob)
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return (-1);
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SDP_PUT8(SDP_DATA_SEQ8, buf);
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SDP_PUT8(3, buf);
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/*
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* The VersionNumberList is a data element sequence in which each
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* element of the sequence is a version number supported by the SDP
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* server. A version number is a 16-bit unsigned integer consisting
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* of two fields. The higher-order 8 bits contain the major version
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* number field and the low-order 8 bits contain the minor version
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* number field. The initial version of SDP has a major version of
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* 1 and a minor version of 0
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*/
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SDP_PUT8(SDP_DATA_UINT16, buf);
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SDP_PUT16(0x0100, buf);
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return (5);
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}
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static int32_t
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sd_profile_create_service_database_state(
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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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uint32_t change_state = provider_get_change_state();
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if (buf + 5 > eob)
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return (-1);
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SDP_PUT8(SDP_DATA_UINT32, buf);
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SDP_PUT32(change_state, buf);
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return (5);
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}
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static attr_t sd_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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sd_profile_create_service_class_id_list },
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{ SDP_ATTR_SERVICE_ID,
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sd_profile_create_service_id },
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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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sd_profile_create_service_name },
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{ SDP_ATTR_PRIMARY_LANGUAGE_BASE_ID + SDP_ATTR_SERVICE_DESCRIPTION_OFFSET,
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sd_profile_create_service_name },
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{ SDP_ATTR_PRIMARY_LANGUAGE_BASE_ID + SDP_ATTR_PROVIDER_NAME_OFFSET,
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common_profile_create_service_provider_name },
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{ SDP_ATTR_PROTOCOL_DESCRIPTOR_LIST,
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sd_profile_create_protocol_descriptor_list },
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{ SDP_ATTR_BROWSE_GROUP_LIST,
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sd_profile_create_browse_group_list },
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{ SDP_ATTR_VERSION_NUMBER_LIST,
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sd_profile_create_version_number_list },
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{ SDP_ATTR_SERVICE_DATABASE_STATE,
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sd_profile_create_service_database_state },
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{ 0, NULL } /* end entry */
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};
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profile_t sd_profile_descriptor = {
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SDP_SERVICE_CLASS_SERVICE_DISCOVERY_SERVER,
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0,
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(profile_data_valid_p) NULL,
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(attr_t const * const) &sd_profile_attrs
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};
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