1 /* 2 * Copyright (C) 2014 BlueKitchen GmbH 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. Neither the name of the copyright holders nor the names of 14 * contributors may be used to endorse or promote products derived 15 * from this software without specific prior written permission. 16 * 4. Any redistribution, use, or modification is done solely for 17 * personal benefit and not for any commercial purpose or for 18 * monetary gain. 19 * 20 * THIS SOFTWARE IS PROVIDED BY BLUEKITCHEN GMBH AND CONTRIBUTORS 21 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 22 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 23 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL BLUEKITCHEN 24 * GMBH OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 25 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 26 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS 27 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 28 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 29 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF 30 * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 * 33 * Please inquire about commercial licensing options at 34 * [email protected] 35 * 36 */ 37 38 /** 39 * @title SDP Client 40 * 41 */ 42 43 #ifndef SDP_CLIENT_H 44 #define SDP_CLIENT_H 45 46 #include "btstack_config.h" 47 48 #include "btstack_util.h" 49 50 #if defined __cplusplus 51 extern "C" { 52 #endif 53 54 /* API_START */ 55 56 typedef struct de_state { 57 uint8_t in_state_GET_DE_HEADER_LENGTH ; 58 uint32_t addon_header_bytes; 59 uint32_t de_size; 60 uint32_t de_offset; 61 } de_state_t; 62 63 void de_state_init(de_state_t * state); 64 int de_state_size(uint8_t eventByte, de_state_t *de_state); 65 66 /** 67 * @brief SDP Client Init 68 */ 69 void sdp_client_init(void); 70 71 /** 72 * @brief Checks if the SDP Client is ready 73 * @deprecated Please use sdp_client_register_query_callback instead 74 * @return true when no query is active 75 */ 76 bool sdp_client_ready(void); 77 78 /** 79 * @brief Requests a callback, when the SDP Client is ready and can be used 80 * @note The callback might happens before sdp_client_register_query_callback has returned 81 * @param callback_registration 82 */ 83 uint8_t sdp_client_register_query_callback(btstack_context_callback_registration_t * callback_registration); 84 85 /** 86 * @brief Queries the SDP service of the remote device given a service search pattern and a list of attribute IDs. 87 * The remote data is handled by the SDP parser. The SDP parser delivers attribute values and done event via the callback. 88 * @param callback for attributes values and done event 89 * @param remote address 90 * @param des_service_search_pattern 91 * @param des_attribute_id_list 92 */ 93 uint8_t sdp_client_query(btstack_packet_handler_t callback, bd_addr_t remote, const uint8_t * des_service_search_pattern, const uint8_t * des_attribute_id_list); 94 95 /* 96 * @brief Searches SDP records on a remote device for all services with a given UUID. 97 * @note calls sdp_client_query with service search pattern based on uuid16 98 */ 99 uint8_t sdp_client_query_uuid16(btstack_packet_handler_t callback, bd_addr_t remote, uint16_t uuid16); 100 101 /* 102 * @brief Searches SDP records on a remote device for all services with a given UUID. 103 * @note calls sdp_client_query with service search pattern based on uuid128 104 */ 105 uint8_t sdp_client_query_uuid128(btstack_packet_handler_t callback, bd_addr_t remote, const uint8_t* uuid128); 106 107 108 /** 109 * @brief Retrieves all attribute IDs of a SDP record specified by its service record handle and a list of attribute IDs. 110 * The remote data is handled by the SDP parser. The SDP parser delivers attribute values and done event via the callback. 111 * @note only provided if ENABLE_SDP_EXTRA_QUERIES is defined 112 * @param callback for attributes values and done event 113 * @param remote address 114 * @param search_service_record_handle 115 * @param des_attributeIDList 116 */ 117 uint8_t sdp_client_service_attribute_search(btstack_packet_handler_t callback, bd_addr_t remote, uint32_t search_service_record_handle, const uint8_t * des_attributeIDList); 118 119 /** 120 * @brief Query the list of SDP records that match a given service search pattern. 121 * The remote data is handled by the SDP parser. The SDP parser delivers attribute values and done event via the callback. 122 * @note only provided if ENABLE_SDP_EXTRA_QUERIES is defined 123 * @param callback for attributes values and done event 124 * @param remote address 125 * @param des_service_search_pattern 126 */ 127 uint8_t sdp_client_service_search(btstack_packet_handler_t callback, bd_addr_t remote, const uint8_t * des_service_search_pattern); 128 129 #ifdef ENABLE_SDP_EXTRA_QUERIES 130 void sdp_client_parse_service_record_handle_list(uint8_t* packet, uint16_t total_count, uint16_t current_count); 131 #endif 132 133 /** 134 * @brief De-Init SDP Client 135 */ 136 void sdp_client_deinit(void); 137 138 /* API_END */ 139 140 #if defined __cplusplus 141 } 142 #endif 143 144 #endif // SDP_CLIENT_H 145