43d3443ce2
Added interface to create SDP records, to allow the upper layers to set the content of the SDP record, including both a RCFOMM channel and a l2cap PSM. Change-Id: I7c47848a10b3d3091afbeadb4de8a8d7ea812288
144 lines
4.4 KiB
C
144 lines
4.4 KiB
C
/*
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* Copyright (C) 2015 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#pragma once
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#include "bluetooth.h"
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#define SDP_OPP_SUPPORTED_FORMATS_MAX_LENGTH 15
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__BEGIN_DECLS
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/**
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* These events are handled by the state machine
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*/
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typedef enum {
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SDP_TYPE_RAW, // Used to carry raw SDP search data for unknown UUID's
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SDP_TYPE_MAP_MAS,
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SDP_TYPE_MAP_MNS,
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SDP_TYPE_PBAP_PSE,
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SDP_TYPE_PBAP_PCE,
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SDP_TYPE_OPP_SERVER
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} bluetooth_sdp_types;
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typedef struct _bluetooth_sdp_hdr {
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bluetooth_sdp_types type;
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bt_uuid_t uuid;
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uint32_t service_name_length;
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char *service_name;
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int32_t rfcomm_channel_number;
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int32_t l2cap_psm;
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int32_t profile_version;
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} bluetooth_sdp_hdr;
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/**
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* Some signals need additional pointers, hence we introduce a
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* generic way to handle these pointers.
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*/
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typedef struct _bluetooth_sdp_hdr_overlay {
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bluetooth_sdp_types type;
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bt_uuid_t uuid;
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uint32_t service_name_length;
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char *service_name;
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int32_t rfcomm_channel_number;
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int32_t l2cap_psm;
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int32_t profile_version;
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// User pointers, only used for some signals - see bluetooth_sdp_ops_record
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int user1_ptr_len;
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uint8_t *user1_ptr;
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int user2_ptr_len;
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uint8_t *user2_ptr;
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} bluetooth_sdp_hdr_overlay;
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typedef struct _bluetooth_sdp_mas_record {
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bluetooth_sdp_hdr_overlay hdr;
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uint32_t mas_instance_id;
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uint32_t supported_features;
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uint32_t supported_message_types;
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} bluetooth_sdp_mas_record;
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typedef struct _bluetooth_sdp_mns_record {
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bluetooth_sdp_hdr_overlay hdr;
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uint32_t supported_features;
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} bluetooth_sdp_mns_record;
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typedef struct _bluetooth_sdp_pse_record {
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bluetooth_sdp_hdr_overlay hdr;
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uint32_t supported_features;
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uint32_t supported_repositories;
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} bluetooth_sdp_pse_record;
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typedef struct _bluetooth_sdp_pce_record {
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bluetooth_sdp_hdr_overlay hdr;
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} bluetooth_sdp_pce_record;
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typedef struct _bluetooth_sdp_ops_record {
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bluetooth_sdp_hdr_overlay hdr;
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int supported_formats_list_len;
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uint8_t supported_formats_list[SDP_OPP_SUPPORTED_FORMATS_MAX_LENGTH];
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} bluetooth_sdp_ops_record;
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typedef union {
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bluetooth_sdp_hdr_overlay hdr;
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bluetooth_sdp_mas_record mas;
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bluetooth_sdp_mns_record mns;
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bluetooth_sdp_pse_record pse;
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bluetooth_sdp_pce_record pce;
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bluetooth_sdp_ops_record ops;
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} bluetooth_sdp_record;
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/** Callback for SDP search */
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typedef void (*btsdp_search_callback)(bt_status_t status, bt_bdaddr_t *bd_addr, uint8_t* uuid, int num_records, bluetooth_sdp_record *records);
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typedef struct {
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/** Set to sizeof(btsdp_callbacks_t) */
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size_t size;
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btsdp_search_callback sdp_search_cb;
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} btsdp_callbacks_t;
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typedef struct {
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/** Set to size of this struct */
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size_t size;
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/** Register BT SDP search callbacks */
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bt_status_t (*init)(btsdp_callbacks_t *callbacks);
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/** Unregister BT SDP */
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bt_status_t (*deinit)();
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/** Search for SDP records with specific uuid on remote device */
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bt_status_t (*sdp_search)(bt_bdaddr_t *bd_addr, const uint8_t* uuid);
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/**
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* Use listen in the socket interface to create rfcomm and/or l2cap PSM channels,
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* (without UUID and service_name and set the BTSOCK_FLAG_NO_SDP flag in flags).
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* Then use createSdpRecord to create the SDP record associated with the rfcomm/l2cap channels.
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*
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* Returns a handle to the SDP record, which can be parsed to remove_sdp_record.
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*
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* record (in) The SDP record to create
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* record_handle (out)The corresponding record handle will be written to this pointer.
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*/
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bt_status_t (*create_sdp_record)(bluetooth_sdp_record *record, int* record_handle);
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/** Remove a SDP record created by createSdpRecord */
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bt_status_t (*remove_sdp_record)(int sdp_handle);
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} btsdp_interface_t;
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__END_DECLS
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