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