75 lines
1.8 KiB
C
75 lines
1.8 KiB
C
/* sdp_internal.h - Service Discovery Protocol handling */
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/*
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* Copyright (c) 2015-2016 Intel Corporation
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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/*
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* The PDU identifiers of SDP packets between client and server
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*/
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#define BT_SDP_ERROR_RSP 0x01
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#define BT_SDP_SVC_SEARCH_REQ 0x02
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#define BT_SDP_SVC_SEARCH_RSP 0x03
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#define BT_SDP_SVC_ATTR_REQ 0x04
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#define BT_SDP_SVC_ATTR_RSP 0x05
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#define BT_SDP_SVC_SEARCH_ATTR_REQ 0x06
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#define BT_SDP_SVC_SEARCH_ATTR_RSP 0x07
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/*
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* Some additions to support service registration.
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* These are outside the scope of the Bluetooth specification
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*/
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#define BT_SDP_SVC_REGISTER_REQ 0x75
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#define BT_SDP_SVC_REGISTER_RSP 0x76
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#define BT_SDP_SVC_UPDATE_REQ 0x77
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#define BT_SDP_SVC_UPDATE_RSP 0x78
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#define BT_SDP_SVC_REMOVE_REQ 0x79
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#define BT_SDP_SVC_REMOVE_RSP 0x80
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/*
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* SDP Error codes
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*/
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#define BT_SDP_INVALID_VERSION 0x0001
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#define BT_SDP_INVALID_RECORD_HANDLE 0x0002
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#define BT_SDP_INVALID_SYNTAX 0x0003
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#define BT_SDP_INVALID_PDU_SIZE 0x0004
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#define BT_SDP_INVALID_CSTATE 0x0005
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#define BT_SDP_MAX_SERVICES 10
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struct bt_sdp_data_elem_seq {
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u8_t type; /* Type: Will be data element sequence */
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u16_t size; /* We only support 2 byte sizes for now */
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} __packed;
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struct bt_sdp_hdr {
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u8_t op_code;
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u16_t tid;
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u16_t param_len;
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} __packed;
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struct bt_sdp_svc_rsp {
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u16_t total_recs;
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u16_t current_recs;
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} __packed;
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struct bt_sdp_att_rsp {
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u16_t att_list_len;
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} __packed;
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/* Allowed attributes length in SSA Request PDU to be taken from server */
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#define BT_SDP_MAX_ATTR_LEN 0xffff
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/* Max allowed length of PDU Continuation State */
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#define BT_SDP_MAX_PDU_CSTATE_LEN 16
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/* Type mapping SDP PDU Continuation State */
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struct bt_sdp_pdu_cstate {
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u8_t length;
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u8_t data[BT_SDP_MAX_PDU_CSTATE_LEN];
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} __packed;
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void bt_sdp_init(void);
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