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 MATTHIAS 24 * RINGWALD 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 #define BTSTACK_FILE__ "gatt_sdp.c" 39 40 /* 41 * gatt_sdp.c 42 */ 43 44 #include "gatt_sdp.h" 45 46 #include <stdio.h> 47 #include <string.h> 48 49 #include "bluetooth_sdp.h" 50 #include "btstack_config.h" 51 #include "l2cap.h" 52 #include "classic/core.h" 53 #include "classic/sdp_util.h" 54 #include "bluetooth_gatt.h" 55 56 void gatt_create_sdp_record(uint8_t *service, uint32_t service_record_handle, uint16_t gatt_start_handle, uint16_t gatt_end_handle){ 57 58 uint8_t* attribute; 59 de_create_sequence(service); 60 61 // 0x0000 "Service Record Handle" 62 de_add_number(service, DE_UINT, DE_SIZE_16, BLUETOOTH_ATTRIBUTE_SERVICE_RECORD_HANDLE); 63 de_add_number(service, DE_UINT, DE_SIZE_32, service_record_handle); 64 65 // 0x0001 "Service Class ID List" 66 de_add_number(service, DE_UINT, DE_SIZE_16, BLUETOOTH_ATTRIBUTE_SERVICE_CLASS_ID_LIST); 67 attribute = de_push_sequence(service); 68 { 69 de_add_number(attribute, DE_UUID, DE_SIZE_32, ORG_BLUETOOTH_SERVICE_GENERIC_ATTRIBUTE); 70 } 71 de_pop_sequence(service, attribute); 72 73 // 0x0004 "Protocol Descriptor List" 74 de_add_number(service, DE_UINT, DE_SIZE_16, BLUETOOTH_ATTRIBUTE_PROTOCOL_DESCRIPTOR_LIST); 75 attribute = de_push_sequence(service); 76 { 77 uint8_t* l2cap_protocol = de_push_sequence(attribute); 78 { 79 de_add_number(l2cap_protocol, DE_UUID, DE_SIZE_16, BLUETOOTH_PROTOCOL_L2CAP); 80 de_add_number(l2cap_protocol, DE_UINT, DE_SIZE_16, PSM_ATT); 81 } 82 de_pop_sequence(attribute, l2cap_protocol); 83 84 uint8_t* att_protocol = de_push_sequence(attribute); 85 { 86 de_add_number(att_protocol, DE_UUID, DE_SIZE_16, BLUETOOTH_PROTOCOL_ATT); 87 de_add_number(att_protocol, DE_UINT, DE_SIZE_16, gatt_start_handle); 88 de_add_number(att_protocol, DE_UINT, DE_SIZE_16, gatt_end_handle); 89 90 } 91 de_pop_sequence(attribute, att_protocol); 92 } 93 de_pop_sequence(service, attribute); 94 95 // 0x0005 "Public Browse Group" 96 de_add_number(service, DE_UINT, DE_SIZE_16, BLUETOOTH_ATTRIBUTE_BROWSE_GROUP_LIST); 97 attribute = de_push_sequence(service); 98 { 99 de_add_number(attribute, DE_UUID, DE_SIZE_16, BLUETOOTH_ATTRIBUTE_PUBLIC_BROWSE_ROOT); 100 } 101 de_pop_sequence(service, attribute); 102 } 103