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822 lines
29 KiB
822 lines
29 KiB
/******************************************************************************
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*
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* Copyright 1999-2012 Broadcom Corporation
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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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******************************************************************************/
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/******************************************************************************
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*
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* this file contains functions that handle the database
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*
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******************************************************************************/
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#include <stdio.h>
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#include <string.h>
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#include "bt_target.h"
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#include "bt_common.h"
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#include "sdp_api.h"
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#include "sdpint.h"
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/******************************************************************************/
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/* L O C A L F U N C T I O N P R O T O T Y P E S */
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/******************************************************************************/
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static bool find_uuid_in_seq(uint8_t* p, uint32_t seq_len, uint8_t* p_his_uuid,
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uint16_t his_len, int nest_level);
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/*******************************************************************************
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*
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* Function sdp_db_service_search
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*
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* Description This function searches for a record that contains the
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* specified UIDs. It is passed either NULL to start at the
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* beginning, or the previous record found.
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*
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* Returns Pointer to the record, or NULL if not found.
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*
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******************************************************************************/
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tSDP_RECORD* sdp_db_service_search(tSDP_RECORD* p_rec, tSDP_UUID_SEQ* p_seq) {
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uint16_t xx, yy;
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tSDP_ATTRIBUTE* p_attr;
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tSDP_RECORD* p_end = &sdp_cb.server_db.record[sdp_cb.server_db.num_records];
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/* If NULL, start at the beginning, else start at the first specified record
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*/
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if (!p_rec)
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p_rec = &sdp_cb.server_db.record[0];
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else
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p_rec++;
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/* Look through the records. The spec says that a match occurs if */
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/* the record contains all the passed UUIDs in it. */
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for (; p_rec < p_end; p_rec++) {
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for (yy = 0; yy < p_seq->num_uids; yy++) {
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p_attr = &p_rec->attribute[0];
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for (xx = 0; xx < p_rec->num_attributes; xx++, p_attr++) {
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if (p_attr->type == UUID_DESC_TYPE) {
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if (sdpu_compare_uuid_arrays(p_attr->value_ptr, p_attr->len,
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&p_seq->uuid_entry[yy].value[0],
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p_seq->uuid_entry[yy].len))
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break;
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} else if (p_attr->type == DATA_ELE_SEQ_DESC_TYPE) {
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if (find_uuid_in_seq(p_attr->value_ptr, p_attr->len,
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&p_seq->uuid_entry[yy].value[0],
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p_seq->uuid_entry[yy].len, 0))
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break;
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}
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}
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/* If any UUID was not found, on to the next record */
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if (xx == p_rec->num_attributes) break;
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}
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/* If every UUID was found in the record, return the record */
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if (yy == p_seq->num_uids) return (p_rec);
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}
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/* If here, no more records found */
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return (NULL);
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}
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/*******************************************************************************
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*
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* Function find_uuid_in_seq
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*
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* Description This function searches a data element sequenct for a UUID.
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*
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* Returns true if found, else false
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*
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******************************************************************************/
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static bool find_uuid_in_seq(uint8_t* p, uint32_t seq_len, uint8_t* p_uuid,
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uint16_t uuid_len, int nest_level) {
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uint8_t* p_end = p + seq_len;
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uint8_t type;
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uint32_t len;
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/* A little safety check to avoid excessive recursion */
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if (nest_level > 3) return (false);
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while (p < p_end) {
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type = *p++;
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p = sdpu_get_len_from_type(p, p_end, type, &len);
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if (p == NULL || (p + len) > p_end) {
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SDP_TRACE_WARNING("%s: bad length", __func__);
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break;
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}
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type = type >> 3;
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if (type == UUID_DESC_TYPE) {
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if (sdpu_compare_uuid_arrays(p, len, p_uuid, uuid_len)) return (true);
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} else if (type == DATA_ELE_SEQ_DESC_TYPE) {
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if (find_uuid_in_seq(p, len, p_uuid, uuid_len, nest_level + 1))
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return (true);
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}
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p = p + len;
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}
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/* If here, failed to match */
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return (false);
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}
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/*******************************************************************************
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*
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* Function sdp_db_find_record
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*
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* Description This function searches for a record with a specific handle
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* It is passed the handle of the record.
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*
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* Returns Pointer to the record, or NULL if not found.
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*
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******************************************************************************/
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tSDP_RECORD* sdp_db_find_record(uint32_t handle) {
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tSDP_RECORD* p_rec;
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tSDP_RECORD* p_end = &sdp_cb.server_db.record[sdp_cb.server_db.num_records];
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/* Look through the records for the caller's handle */
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for (p_rec = &sdp_cb.server_db.record[0]; p_rec < p_end; p_rec++) {
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if (p_rec->record_handle == handle) return (p_rec);
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}
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/* Record with that handle not found. */
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return (NULL);
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}
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/*******************************************************************************
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*
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* Function sdp_db_find_attr_in_rec
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*
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* Description This function searches a record for specific attributes.
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* It is passed a pointer to the record. If the record contains
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* the specified attribute, (the caller may specify be a range
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* of attributes), the attribute is returned.
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*
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* Returns Pointer to the attribute, or NULL if not found.
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*
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******************************************************************************/
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tSDP_ATTRIBUTE* sdp_db_find_attr_in_rec(tSDP_RECORD* p_rec, uint16_t start_attr,
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uint16_t end_attr) {
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tSDP_ATTRIBUTE* p_at;
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uint16_t xx;
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/* Note that the attributes in a record are assumed to be in sorted order */
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for (xx = 0, p_at = &p_rec->attribute[0]; xx < p_rec->num_attributes;
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xx++, p_at++) {
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if ((p_at->id >= start_attr) && (p_at->id <= end_attr)) return (p_at);
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}
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/* No matching attribute found */
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return (NULL);
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}
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/*******************************************************************************
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*
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* Function sdp_compose_proto_list
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*
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* Description This function is called to compose a data sequence from
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* protocol element list struct pointer
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*
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* Returns the length of the data sequence
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*
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******************************************************************************/
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static int sdp_compose_proto_list(uint8_t* p, uint16_t num_elem,
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tSDP_PROTOCOL_ELEM* p_elem_list) {
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uint16_t xx, yy, len;
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bool is_rfcomm_scn;
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uint8_t* p_head = p;
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uint8_t* p_len;
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/* First, build the protocol list. This consists of a set of data element
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** sequences, one for each layer. Each layer sequence consists of layer's
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** UUID and optional parameters
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*/
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for (xx = 0; xx < num_elem; xx++, p_elem_list++) {
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len = 3 + (p_elem_list->num_params * 3);
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UINT8_TO_BE_STREAM(p, (DATA_ELE_SEQ_DESC_TYPE << 3) | SIZE_IN_NEXT_BYTE);
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p_len = p;
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*p++ = (uint8_t)len;
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UINT8_TO_BE_STREAM(p, (UUID_DESC_TYPE << 3) | SIZE_TWO_BYTES);
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UINT16_TO_BE_STREAM(p, p_elem_list->protocol_uuid);
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if (p_elem_list->protocol_uuid == UUID_PROTOCOL_RFCOMM)
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is_rfcomm_scn = true;
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else
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is_rfcomm_scn = false;
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for (yy = 0; yy < p_elem_list->num_params; yy++) {
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if (is_rfcomm_scn) {
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UINT8_TO_BE_STREAM(p, (UINT_DESC_TYPE << 3) | SIZE_ONE_BYTE);
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UINT8_TO_BE_STREAM(p, p_elem_list->params[yy]);
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*p_len -= 1;
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} else {
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UINT8_TO_BE_STREAM(p, (UINT_DESC_TYPE << 3) | SIZE_TWO_BYTES);
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UINT16_TO_BE_STREAM(p, p_elem_list->params[yy]);
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}
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}
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}
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return (p - p_head);
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}
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/*******************************************************************************
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*
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* Function SDP_CreateRecord
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*
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* Description This function is called to create a record in the database.
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* This would be through the SDP database maintenance API. The
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* record is created empty, teh application should then call
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* "add_attribute" to add the record's attributes.
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*
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* Returns Record handle if OK, else 0.
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*
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******************************************************************************/
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uint32_t SDP_CreateRecord(void) {
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uint32_t handle;
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uint8_t buf[4];
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tSDP_DB* p_db = &sdp_cb.server_db;
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/* First, check if there is a free record */
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if (p_db->num_records < SDP_MAX_RECORDS) {
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memset(&p_db->record[p_db->num_records], 0, sizeof(tSDP_RECORD));
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/* We will use a handle of the first unreserved handle plus last record
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** number + 1 */
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if (p_db->num_records)
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handle = p_db->record[p_db->num_records - 1].record_handle + 1;
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else
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handle = 0x10000;
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p_db->record[p_db->num_records].record_handle = handle;
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p_db->num_records++;
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SDP_TRACE_DEBUG("SDP_CreateRecord ok, num_records:%d", p_db->num_records);
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/* Add the first attribute (the handle) automatically */
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UINT32_TO_BE_FIELD(buf, handle);
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SDP_AddAttribute(handle, ATTR_ID_SERVICE_RECORD_HDL, UINT_DESC_TYPE, 4,
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buf);
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return (p_db->record[p_db->num_records - 1].record_handle);
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} else
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SDP_TRACE_ERROR("SDP_CreateRecord fail, exceed maximum records:%d",
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SDP_MAX_RECORDS);
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return (0);
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}
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/*******************************************************************************
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*
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* Function SDP_DeleteRecord
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*
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* Description This function is called to add a record (or all records)
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* from the database. This would be through the SDP database
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* maintenance API.
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*
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* If a record handle of 0 is passed, all records are deleted.
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*
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* Returns true if succeeded, else false
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*
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******************************************************************************/
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bool SDP_DeleteRecord(uint32_t handle) {
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uint16_t xx, yy, zz;
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tSDP_RECORD* p_rec = &sdp_cb.server_db.record[0];
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if (handle == 0 || sdp_cb.server_db.num_records == 0) {
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/* Delete all records in the database */
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sdp_cb.server_db.num_records = 0;
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/* require new DI record to be created in SDP_SetLocalDiRecord */
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sdp_cb.server_db.di_primary_handle = 0;
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return (true);
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} else {
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/* Find the record in the database */
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for (xx = 0; xx < sdp_cb.server_db.num_records; xx++, p_rec++) {
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if (p_rec->record_handle == handle) {
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/* Found it. Shift everything up one */
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for (yy = xx; yy < sdp_cb.server_db.num_records - 1; yy++, p_rec++) {
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*p_rec = *(p_rec + 1);
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/* Adjust the attribute value pointer for each attribute */
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for (zz = 0; zz < p_rec->num_attributes; zz++)
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p_rec->attribute[zz].value_ptr -= sizeof(tSDP_RECORD);
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}
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sdp_cb.server_db.num_records--;
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SDP_TRACE_DEBUG("SDP_DeleteRecord ok, num_records:%d",
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sdp_cb.server_db.num_records);
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/* if we're deleting the primary DI record, clear the */
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/* value in the control block */
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if (sdp_cb.server_db.di_primary_handle == handle) {
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sdp_cb.server_db.di_primary_handle = 0;
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}
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return (true);
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}
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}
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}
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return (false);
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}
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/*******************************************************************************
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*
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* Function SDP_AddAttribute
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*
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* Description This function is called to add an attribute to a record.
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* This would be through the SDP database maintenance API.
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* If the attribute already exists in the record, it is
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* replaced with the new value.
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*
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* NOTE Attribute values must be passed as a Big Endian stream.
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*
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* Returns true if added OK, else false
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*
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******************************************************************************/
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bool SDP_AddAttribute(uint32_t handle, uint16_t attr_id, uint8_t attr_type,
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uint32_t attr_len, uint8_t* p_val) {
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uint16_t xx, yy, zz;
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tSDP_RECORD* p_rec = &sdp_cb.server_db.record[0];
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if (p_val == nullptr) {
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SDP_TRACE_WARNING("Trying to add attribute with p_val == nullptr, skipped");
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return (false);
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}
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if (sdp_cb.trace_level >= BT_TRACE_LEVEL_DEBUG) {
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if ((attr_type == UINT_DESC_TYPE) ||
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(attr_type == TWO_COMP_INT_DESC_TYPE) ||
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(attr_type == UUID_DESC_TYPE) ||
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(attr_type == DATA_ELE_SEQ_DESC_TYPE) ||
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(attr_type == DATA_ELE_ALT_DESC_TYPE)) {
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uint8_t num_array[400];
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uint32_t len = (attr_len > 200) ? 200 : attr_len;
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num_array[0] = '\0';
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for (uint32_t i = 0; i < len; i++) {
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snprintf((char*)&num_array[i * 2], sizeof(num_array) - i * 2, "%02X",
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(uint8_t)(p_val[i]));
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}
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SDP_TRACE_DEBUG(
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"SDP_AddAttribute: handle:%X, id:%04X, type:%d, len:%d, p_val:%p, "
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"*p_val:%s",
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handle, attr_id, attr_type, attr_len, p_val, num_array);
|
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} else if (attr_type == BOOLEAN_DESC_TYPE) {
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SDP_TRACE_DEBUG(
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"SDP_AddAttribute: handle:%X, id:%04X, type:%d, len:%d, p_val:%p, "
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"*p_val:%d",
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handle, attr_id, attr_type, attr_len, p_val, *p_val);
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} else if ((attr_type == TEXT_STR_DESC_TYPE) ||
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(attr_type == URL_DESC_TYPE)) {
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if (p_val[attr_len - 1] == '\0') {
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SDP_TRACE_DEBUG(
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"SDP_AddAttribute: handle:%X, id:%04X, type:%d, len:%d, p_val:%p, "
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"*p_val:%s",
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handle, attr_id, attr_type, attr_len, p_val, (char*)p_val);
|
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} else {
|
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SDP_TRACE_DEBUG(
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"SDP_AddAttribute: handle:%X, id:%04X, type:%d, len:%d, p_val:%p",
|
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handle, attr_id, attr_type, attr_len, p_val);
|
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}
|
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} else {
|
|
SDP_TRACE_DEBUG(
|
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"SDP_AddAttribute: handle:%X, id:%04X, type:%d, len:%d, p_val:%p",
|
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handle, attr_id, attr_type, attr_len, p_val);
|
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}
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}
|
|
|
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/* Find the record in the database */
|
|
for (zz = 0; zz < sdp_cb.server_db.num_records; zz++, p_rec++) {
|
|
if (p_rec->record_handle == handle) {
|
|
tSDP_ATTRIBUTE* p_attr = &p_rec->attribute[0];
|
|
|
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// error out early, no need to look up
|
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if (p_rec->free_pad_ptr >= SDP_MAX_PAD_LEN) {
|
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SDP_TRACE_ERROR("the free pad for SDP record with handle %d is "
|
|
"full, skip adding the attribute", handle);
|
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return (false);
|
|
}
|
|
|
|
/* Found the record. Now, see if the attribute already exists */
|
|
for (xx = 0; xx < p_rec->num_attributes; xx++, p_attr++) {
|
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/* The attribute exists. replace it */
|
|
if (p_attr->id == attr_id) {
|
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SDP_DeleteAttribute(handle, attr_id);
|
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break;
|
|
}
|
|
if (p_attr->id > attr_id) break;
|
|
}
|
|
|
|
if (p_rec->num_attributes == SDP_MAX_REC_ATTR) return (false);
|
|
|
|
/* If not found, see if we can allocate a new entry */
|
|
if (xx == p_rec->num_attributes)
|
|
p_attr = &p_rec->attribute[p_rec->num_attributes];
|
|
else {
|
|
/* Since the attributes are kept in sorted order, insert ours here */
|
|
for (yy = p_rec->num_attributes; yy > xx; yy--)
|
|
p_rec->attribute[yy] = p_rec->attribute[yy - 1];
|
|
}
|
|
|
|
p_attr->id = attr_id;
|
|
p_attr->type = attr_type;
|
|
p_attr->len = attr_len;
|
|
|
|
if (p_rec->free_pad_ptr + attr_len >= SDP_MAX_PAD_LEN) {
|
|
/* do truncate only for text string type descriptor */
|
|
if (attr_type == TEXT_STR_DESC_TYPE) {
|
|
SDP_TRACE_WARNING(
|
|
"SDP_AddAttribute: attr_len:%d too long. truncate to (%d)",
|
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attr_len, SDP_MAX_PAD_LEN - p_rec->free_pad_ptr);
|
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|
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attr_len = SDP_MAX_PAD_LEN - p_rec->free_pad_ptr;
|
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p_val[SDP_MAX_PAD_LEN - p_rec->free_pad_ptr] = '\0';
|
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p_val[SDP_MAX_PAD_LEN - p_rec->free_pad_ptr + 1] = '\0';
|
|
} else
|
|
attr_len = 0;
|
|
}
|
|
|
|
if (attr_len > 0) {
|
|
p_attr->len = attr_len;
|
|
memcpy(&p_rec->attr_pad[p_rec->free_pad_ptr], p_val, (size_t)attr_len);
|
|
p_attr->value_ptr = &p_rec->attr_pad[p_rec->free_pad_ptr];
|
|
p_rec->free_pad_ptr += attr_len;
|
|
} else if (attr_len == 0 && p_attr->len != 0) {
|
|
/* if truncate to 0 length, simply don't add */
|
|
SDP_TRACE_ERROR(
|
|
"SDP_AddAttribute fail, length exceed maximum: ID %d: attr_len:%d ",
|
|
attr_id, attr_len);
|
|
p_attr->id = p_attr->type = p_attr->len = 0;
|
|
return (false);
|
|
}
|
|
p_rec->num_attributes++;
|
|
return (true);
|
|
}
|
|
}
|
|
return (false);
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* Function SDP_AddSequence
|
|
*
|
|
* Description This function is called to add a sequence to a record.
|
|
* This would be through the SDP database maintenance API.
|
|
* If the sequence already exists in the record, it is replaced
|
|
* with the new sequence.
|
|
*
|
|
* NOTE Element values must be passed as a Big Endian stream.
|
|
*
|
|
* Returns true if added OK, else false
|
|
*
|
|
******************************************************************************/
|
|
bool SDP_AddSequence(uint32_t handle, uint16_t attr_id, uint16_t num_elem,
|
|
uint8_t type[], uint8_t len[], uint8_t* p_val[]) {
|
|
uint16_t xx;
|
|
uint8_t* p;
|
|
uint8_t* p_head;
|
|
bool result;
|
|
uint8_t* p_buff =
|
|
(uint8_t*)osi_malloc(sizeof(uint8_t) * SDP_MAX_ATTR_LEN * 2);
|
|
|
|
p = p_buff;
|
|
|
|
/* First, build the sequence */
|
|
for (xx = 0; xx < num_elem; xx++) {
|
|
p_head = p;
|
|
switch (len[xx]) {
|
|
case 1:
|
|
UINT8_TO_BE_STREAM(p, (type[xx] << 3) | SIZE_ONE_BYTE);
|
|
break;
|
|
case 2:
|
|
UINT8_TO_BE_STREAM(p, (type[xx] << 3) | SIZE_TWO_BYTES);
|
|
break;
|
|
case 4:
|
|
UINT8_TO_BE_STREAM(p, (type[xx] << 3) | SIZE_FOUR_BYTES);
|
|
break;
|
|
case 8:
|
|
UINT8_TO_BE_STREAM(p, (type[xx] << 3) | SIZE_EIGHT_BYTES);
|
|
break;
|
|
case 16:
|
|
UINT8_TO_BE_STREAM(p, (type[xx] << 3) | SIZE_SIXTEEN_BYTES);
|
|
break;
|
|
default:
|
|
UINT8_TO_BE_STREAM(p, (type[xx] << 3) | SIZE_IN_NEXT_BYTE);
|
|
UINT8_TO_BE_STREAM(p, len[xx]);
|
|
break;
|
|
}
|
|
|
|
ARRAY_TO_BE_STREAM(p, p_val[xx], len[xx]);
|
|
|
|
if (p - p_buff > SDP_MAX_ATTR_LEN) {
|
|
/* go back to before we add this element */
|
|
p = p_head;
|
|
if (p_head == p_buff) {
|
|
/* the first element exceed the max length */
|
|
SDP_TRACE_ERROR("SDP_AddSequence - too long(attribute is not added)!!");
|
|
osi_free(p_buff);
|
|
return false;
|
|
} else
|
|
SDP_TRACE_ERROR("SDP_AddSequence - too long, add %d elements of %d", xx,
|
|
num_elem);
|
|
break;
|
|
}
|
|
}
|
|
result = SDP_AddAttribute(handle, attr_id, DATA_ELE_SEQ_DESC_TYPE,
|
|
(uint32_t)(p - p_buff), p_buff);
|
|
osi_free(p_buff);
|
|
return result;
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* Function SDP_AddUuidSequence
|
|
*
|
|
* Description This function is called to add a UUID sequence to a record.
|
|
* This would be through the SDP database maintenance API.
|
|
* If the sequence already exists in the record, it is replaced
|
|
* with the new sequence.
|
|
*
|
|
* Returns true if added OK, else false
|
|
*
|
|
******************************************************************************/
|
|
bool SDP_AddUuidSequence(uint32_t handle, uint16_t attr_id, uint16_t num_uuids,
|
|
uint16_t* p_uuids) {
|
|
uint16_t xx;
|
|
uint8_t* p;
|
|
int32_t max_len = SDP_MAX_ATTR_LEN - 3;
|
|
bool result;
|
|
uint8_t* p_buff =
|
|
(uint8_t*)osi_malloc(sizeof(uint8_t) * SDP_MAX_ATTR_LEN * 2);
|
|
|
|
p = p_buff;
|
|
|
|
/* First, build the sequence */
|
|
for (xx = 0; xx < num_uuids; xx++, p_uuids++) {
|
|
UINT8_TO_BE_STREAM(p, (UUID_DESC_TYPE << 3) | SIZE_TWO_BYTES);
|
|
UINT16_TO_BE_STREAM(p, *p_uuids);
|
|
|
|
if ((p - p_buff) > max_len) {
|
|
SDP_TRACE_WARNING("SDP_AddUuidSequence - too long, add %d uuids of %d",
|
|
xx, num_uuids);
|
|
break;
|
|
}
|
|
}
|
|
|
|
result = SDP_AddAttribute(handle, attr_id, DATA_ELE_SEQ_DESC_TYPE,
|
|
(uint32_t)(p - p_buff), p_buff);
|
|
osi_free(p_buff);
|
|
return result;
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* Function SDP_AddProtocolList
|
|
*
|
|
* Description This function is called to add a protocol descriptor list to
|
|
* a record. This would be through the SDP database
|
|
* maintenance API. If the protocol list already exists in the
|
|
* record, it is replaced with the new list.
|
|
*
|
|
* Returns true if added OK, else false
|
|
*
|
|
******************************************************************************/
|
|
bool SDP_AddProtocolList(uint32_t handle, uint16_t num_elem,
|
|
tSDP_PROTOCOL_ELEM* p_elem_list) {
|
|
int offset;
|
|
bool result;
|
|
uint8_t* p_buff =
|
|
(uint8_t*)osi_malloc(sizeof(uint8_t) * SDP_MAX_ATTR_LEN * 2);
|
|
|
|
offset = sdp_compose_proto_list(p_buff, num_elem, p_elem_list);
|
|
result = SDP_AddAttribute(handle, ATTR_ID_PROTOCOL_DESC_LIST,
|
|
DATA_ELE_SEQ_DESC_TYPE, (uint32_t)offset, p_buff);
|
|
osi_free(p_buff);
|
|
return result;
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* Function SDP_AddAdditionProtoLists
|
|
*
|
|
* Description This function is called to add a protocol descriptor list to
|
|
* a record. This would be through the SDP database maintenance
|
|
* API. If the protocol list already exists in the record, it
|
|
* is replaced with the new list.
|
|
*
|
|
* Returns true if added OK, else false
|
|
*
|
|
******************************************************************************/
|
|
bool SDP_AddAdditionProtoLists(uint32_t handle, uint16_t num_elem,
|
|
tSDP_PROTO_LIST_ELEM* p_proto_list) {
|
|
uint16_t xx;
|
|
uint8_t* p;
|
|
uint8_t* p_len;
|
|
int offset;
|
|
bool result;
|
|
uint8_t* p_buff =
|
|
(uint8_t*)osi_malloc(sizeof(uint8_t) * SDP_MAX_ATTR_LEN * 2);
|
|
|
|
p = p_buff;
|
|
|
|
/* for each ProtocolDescriptorList */
|
|
for (xx = 0; xx < num_elem; xx++, p_proto_list++) {
|
|
UINT8_TO_BE_STREAM(p, (DATA_ELE_SEQ_DESC_TYPE << 3) | SIZE_IN_NEXT_BYTE);
|
|
p_len = p++;
|
|
|
|
offset = sdp_compose_proto_list(p, p_proto_list->num_elems,
|
|
p_proto_list->list_elem);
|
|
p += offset;
|
|
|
|
*p_len = (uint8_t)(p - p_len - 1);
|
|
}
|
|
result =
|
|
SDP_AddAttribute(handle, ATTR_ID_ADDITION_PROTO_DESC_LISTS,
|
|
DATA_ELE_SEQ_DESC_TYPE, (uint32_t)(p - p_buff), p_buff);
|
|
osi_free(p_buff);
|
|
return result;
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* Function SDP_AddProfileDescriptorList
|
|
*
|
|
* Description This function is called to add a profile descriptor list to
|
|
* a record. This would be through the SDP database maintenance
|
|
* API. If the version already exists in the record, it is
|
|
* replaced with the new one.
|
|
*
|
|
* Returns true if added OK, else false
|
|
*
|
|
******************************************************************************/
|
|
bool SDP_AddProfileDescriptorList(uint32_t handle, uint16_t profile_uuid,
|
|
uint16_t version) {
|
|
uint8_t* p;
|
|
bool result;
|
|
uint8_t* p_buff = (uint8_t*)osi_malloc(sizeof(uint8_t) * SDP_MAX_ATTR_LEN);
|
|
|
|
p = p_buff + 2;
|
|
|
|
/* First, build the profile descriptor list. This consists of a data element
|
|
* sequence. */
|
|
/* The sequence consists of profile's UUID and version number */
|
|
UINT8_TO_BE_STREAM(p, (UUID_DESC_TYPE << 3) | SIZE_TWO_BYTES);
|
|
UINT16_TO_BE_STREAM(p, profile_uuid);
|
|
|
|
UINT8_TO_BE_STREAM(p, (UINT_DESC_TYPE << 3) | SIZE_TWO_BYTES);
|
|
UINT16_TO_BE_STREAM(p, version);
|
|
|
|
/* Add in type and length fields */
|
|
*p_buff = (uint8_t)((DATA_ELE_SEQ_DESC_TYPE << 3) | SIZE_IN_NEXT_BYTE);
|
|
*(p_buff + 1) = (uint8_t)(p - (p_buff + 2));
|
|
|
|
result =
|
|
SDP_AddAttribute(handle, ATTR_ID_BT_PROFILE_DESC_LIST,
|
|
DATA_ELE_SEQ_DESC_TYPE, (uint32_t)(p - p_buff), p_buff);
|
|
osi_free(p_buff);
|
|
return result;
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* Function SDP_AddLanguageBaseAttrIDList
|
|
*
|
|
* Description This function is called to add a language base attr list to
|
|
* a record. This would be through the SDP database maintenance
|
|
* API. If the version already exists in the record, it is
|
|
* replaced with the new one.
|
|
*
|
|
* Returns true if added OK, else false
|
|
*
|
|
******************************************************************************/
|
|
bool SDP_AddLanguageBaseAttrIDList(uint32_t handle, uint16_t lang,
|
|
uint16_t char_enc, uint16_t base_id) {
|
|
uint8_t* p;
|
|
bool result;
|
|
uint8_t* p_buff = (uint8_t*)osi_malloc(sizeof(uint8_t) * SDP_MAX_ATTR_LEN);
|
|
|
|
p = p_buff;
|
|
|
|
/* First, build the language base descriptor list. This consists of a data */
|
|
/* element sequence. The sequence consists of 9 bytes (3 UINt16 fields) */
|
|
UINT8_TO_BE_STREAM(p, (UINT_DESC_TYPE << 3) | SIZE_TWO_BYTES);
|
|
UINT16_TO_BE_STREAM(p, lang);
|
|
|
|
UINT8_TO_BE_STREAM(p, (UINT_DESC_TYPE << 3) | SIZE_TWO_BYTES);
|
|
UINT16_TO_BE_STREAM(p, char_enc);
|
|
|
|
UINT8_TO_BE_STREAM(p, (UINT_DESC_TYPE << 3) | SIZE_TWO_BYTES);
|
|
UINT16_TO_BE_STREAM(p, base_id);
|
|
|
|
result =
|
|
SDP_AddAttribute(handle, ATTR_ID_LANGUAGE_BASE_ATTR_ID_LIST,
|
|
DATA_ELE_SEQ_DESC_TYPE, (uint32_t)(p - p_buff), p_buff);
|
|
osi_free(p_buff);
|
|
return result;
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* Function SDP_AddServiceClassIdList
|
|
*
|
|
* Description This function is called to add a service list to a record.
|
|
* This would be through the SDP database maintenance API.
|
|
* If the service list already exists in the record, it is
|
|
* replaced with the new list.
|
|
*
|
|
* Returns true if added OK, else false
|
|
*
|
|
******************************************************************************/
|
|
bool SDP_AddServiceClassIdList(uint32_t handle, uint16_t num_services,
|
|
uint16_t* p_service_uuids) {
|
|
uint16_t xx;
|
|
uint8_t* p;
|
|
bool result;
|
|
uint8_t* p_buff =
|
|
(uint8_t*)osi_malloc(sizeof(uint8_t) * SDP_MAX_ATTR_LEN * 2);
|
|
|
|
p = p_buff;
|
|
|
|
for (xx = 0; xx < num_services; xx++, p_service_uuids++) {
|
|
UINT8_TO_BE_STREAM(p, (UUID_DESC_TYPE << 3) | SIZE_TWO_BYTES);
|
|
UINT16_TO_BE_STREAM(p, *p_service_uuids);
|
|
}
|
|
|
|
result =
|
|
SDP_AddAttribute(handle, ATTR_ID_SERVICE_CLASS_ID_LIST,
|
|
DATA_ELE_SEQ_DESC_TYPE, (uint32_t)(p - p_buff), p_buff);
|
|
osi_free(p_buff);
|
|
return result;
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* Function SDP_DeleteAttribute
|
|
*
|
|
* Description This function is called to delete an attribute from a
|
|
* record. This would be through the SDP database maintenance
|
|
* API.
|
|
*
|
|
* Returns true if deleted OK, else false if not found
|
|
*
|
|
******************************************************************************/
|
|
bool SDP_DeleteAttribute(uint32_t handle, uint16_t attr_id) {
|
|
tSDP_RECORD* p_rec = &sdp_cb.server_db.record[0];
|
|
uint8_t* pad_ptr;
|
|
uint32_t len; /* Number of bytes in the entry */
|
|
|
|
/* Find the record in the database */
|
|
for (uint16_t record_index = 0; record_index < sdp_cb.server_db.num_records; record_index++, p_rec++) {
|
|
if (p_rec->record_handle == handle) {
|
|
tSDP_ATTRIBUTE* p_attr = &p_rec->attribute[0];
|
|
|
|
SDP_TRACE_API("Deleting attr_id 0x%04x for handle 0x%x", attr_id, handle);
|
|
/* Found it. Now, find the attribute */
|
|
for (uint16_t attribute_index = 0; attribute_index < p_rec->num_attributes; attribute_index++, p_attr++) {
|
|
if (p_attr->id == attr_id) {
|
|
pad_ptr = p_attr->value_ptr;
|
|
len = p_attr->len;
|
|
|
|
if (len) {
|
|
for (uint16_t zz = 0; zz < p_rec->num_attributes; zz++) {
|
|
if (p_rec->attribute[zz].value_ptr > pad_ptr)
|
|
p_rec->attribute[zz].value_ptr -= len;
|
|
}
|
|
}
|
|
|
|
/* Found it. Shift everything up one */
|
|
p_rec->num_attributes--;
|
|
|
|
for (uint16_t zz = attribute_index; zz < p_rec->num_attributes; zz++, p_attr++) {
|
|
*p_attr = *(p_attr + 1);
|
|
}
|
|
|
|
/* adjust attribute values if needed */
|
|
if (len) {
|
|
uint16_t last_attribute_to_adjust =
|
|
(p_rec->free_pad_ptr - ((pad_ptr + len) - &p_rec->attr_pad[0]));
|
|
for (uint16_t zz = 0; zz < last_attribute_to_adjust; zz++, pad_ptr++) {
|
|
*pad_ptr = *(pad_ptr + len);
|
|
}
|
|
p_rec->free_pad_ptr -= len;
|
|
}
|
|
return (true);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
/* If here, not found */
|
|
return (false);
|
|
}
|