Upgrade bluez5_37 :Merge the code from private
[platform/upstream/bluez.git] / src / shared / att-types.h
1 /*
2  *
3  *  BlueZ - Bluetooth protocol stack for Linux
4  *
5  *  Copyright (C) 2014  Google Inc.
6  *
7  *
8  *  This library is free software; you can redistribute it and/or
9  *  modify it under the terms of the GNU Lesser General Public
10  *  License as published by the Free Software Foundation; either
11  *  version 2.1 of the License, or (at your option) any later version.
12  *
13  *  This library is distributed in the hope that it will be useful,
14  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
15  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
16  *  Lesser General Public License for more details.
17  *
18  *  You should have received a copy of the GNU Lesser General Public
19  *  License along with this library; if not, write to the Free Software
20  *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
21  *
22  */
23
24 #include <stdint.h>
25
26 #ifndef __packed
27 #define __packed __attribute__((packed))
28 #endif
29
30 #define BT_ATT_SECURITY_AUTO    0
31 #define BT_ATT_SECURITY_LOW     1
32 #define BT_ATT_SECURITY_MEDIUM  2
33 #define BT_ATT_SECURITY_HIGH    3
34
35 #define BT_ATT_DEFAULT_LE_MTU   23
36 #define BT_ATT_MAX_LE_MTU       517
37 #define BT_ATT_MAX_VALUE_LEN    512
38
39 /* ATT protocol opcodes */
40 #define BT_ATT_OP_ERROR_RSP                     0x01
41 #define BT_ATT_OP_MTU_REQ                       0x02
42 #define BT_ATT_OP_MTU_RSP                       0x03
43 #define BT_ATT_OP_FIND_INFO_REQ                 0x04
44 #define BT_ATT_OP_FIND_INFO_RSP                 0x05
45 #define BT_ATT_OP_FIND_BY_TYPE_REQ              0x06
46 #define BT_ATT_OP_FIND_BY_TYPE_RSP              0x07
47 #define BT_ATT_OP_READ_BY_TYPE_REQ              0x08
48 #define BT_ATT_OP_READ_BY_TYPE_RSP              0x09
49 #define BT_ATT_OP_READ_REQ                      0x0a
50 #define BT_ATT_OP_READ_RSP                      0x0b
51 #define BT_ATT_OP_READ_BLOB_REQ                 0x0c
52 #define BT_ATT_OP_READ_BLOB_RSP                 0x0d
53 #define BT_ATT_OP_READ_MULT_REQ                 0x0e
54 #define BT_ATT_OP_READ_MULT_RSP                 0x0f
55 #define BT_ATT_OP_READ_BY_GRP_TYPE_REQ          0x10
56 #define BT_ATT_OP_READ_BY_GRP_TYPE_RSP          0x11
57 #define BT_ATT_OP_WRITE_REQ                     0x12
58 #define BT_ATT_OP_WRITE_RSP                     0x13
59 #define BT_ATT_OP_WRITE_CMD                     0x52
60 #define BT_ATT_OP_SIGNED_WRITE_CMD              0xD2
61 #define BT_ATT_OP_PREP_WRITE_REQ                0x16
62 #define BT_ATT_OP_PREP_WRITE_RSP                0x17
63 #define BT_ATT_OP_EXEC_WRITE_REQ                0x18
64 #define BT_ATT_OP_EXEC_WRITE_RSP                0x19
65 #define BT_ATT_OP_HANDLE_VAL_NOT                0x1B
66 #define BT_ATT_OP_HANDLE_VAL_IND                0x1D
67 #define BT_ATT_OP_HANDLE_VAL_CONF               0x1E
68
69 /* Packed struct definitions for ATT protocol PDUs */
70 /* TODO: Complete these definitions for all opcodes */
71 struct bt_att_pdu_error_rsp {
72         uint8_t opcode;
73         uint16_t handle;
74         uint8_t ecode;
75 } __packed;
76
77 /* Special opcode to receive all requests (legacy servers) */
78 #define BT_ATT_ALL_REQUESTS 0x00
79
80 /* Error codes for Error response PDU */
81 #define BT_ATT_ERROR_INVALID_HANDLE                     0x01
82 #define BT_ATT_ERROR_READ_NOT_PERMITTED                 0x02
83 #define BT_ATT_ERROR_WRITE_NOT_PERMITTED                0x03
84 #define BT_ATT_ERROR_INVALID_PDU                        0x04
85 #define BT_ATT_ERROR_AUTHENTICATION                     0x05
86 #define BT_ATT_ERROR_REQUEST_NOT_SUPPORTED              0x06
87 #define BT_ATT_ERROR_INVALID_OFFSET                     0x07
88 #define BT_ATT_ERROR_AUTHORIZATION                      0x08
89 #define BT_ATT_ERROR_PREPARE_QUEUE_FULL                 0x09
90 #define BT_ATT_ERROR_ATTRIBUTE_NOT_FOUND                0x0A
91 #define BT_ATT_ERROR_ATTRIBUTE_NOT_LONG                 0x0B
92 #define BT_ATT_ERROR_INSUFFICIENT_ENCRYPTION_KEY_SIZE   0x0C
93 #define BT_ATT_ERROR_INVALID_ATTRIBUTE_VALUE_LEN        0x0D
94 #define BT_ATT_ERROR_UNLIKELY                           0x0E
95 #define BT_ATT_ERROR_INSUFFICIENT_ENCRYPTION            0x0F
96 #define BT_ATT_ERROR_UNSUPPORTED_GROUP_TYPE             0x10
97 #define BT_ATT_ERROR_INSUFFICIENT_RESOURCES             0x11
98
99 /*
100  * Common Profile and Service Error Code descriptions (see Supplement to the
101  * Bluetooth Core Specification, sections 1.2 and 2). The error codes within
102  * 0xE0-0xFC are reserved for future use. The remaining 3 are defined as the
103  * following:
104  */
105 #define BT_ERROR_CCC_IMPROPERLY_CONFIGURED      0xfd
106 #define BT_ERROR_ALREADY_IN_PROGRESS            0xfe
107 #define BT_ERROR_OUT_OF_RANGE                   0xff
108
109 /*
110  * ATT attribute permission bitfield values. Permissions are grouped as
111  * "Access", "Encryption", "Authentication", and "Authorization". A bitmask of
112  * permissions is a byte that encodes a combination of these.
113  */
114 #define BT_ATT_PERM_READ                0x01
115 #define BT_ATT_PERM_WRITE               0x02
116 #define BT_ATT_PERM_READ_ENCRYPT        0x04
117 #define BT_ATT_PERM_WRITE_ENCRYPT       0x08
118 #define BT_ATT_PERM_ENCRYPT             (BT_ATT_PERM_READ_ENCRYPT | \
119                                         BT_ATT_PERM_WRITE_ENCRYPT)
120 #define BT_ATT_PERM_READ_AUTHEN         0x10
121 #define BT_ATT_PERM_WRITE_AUTHEN        0x20
122 #define BT_ATT_PERM_AUTHEN              (BT_ATT_PERM_READ_AUTHEN | \
123                                         BT_ATT_PERM_WRITE_AUTHEN)
124 #define BT_ATT_PERM_AUTHOR              0x40
125 #define BT_ATT_PERM_NONE                0x80
126
127 /* GATT Characteristic Properties Bitfield values */
128 #define BT_GATT_CHRC_PROP_BROADCAST                     0x01
129 #define BT_GATT_CHRC_PROP_READ                          0x02
130 #define BT_GATT_CHRC_PROP_WRITE_WITHOUT_RESP            0x04
131 #define BT_GATT_CHRC_PROP_WRITE                         0x08
132 #define BT_GATT_CHRC_PROP_NOTIFY                        0x10
133 #define BT_GATT_CHRC_PROP_INDICATE                      0x20
134 #define BT_GATT_CHRC_PROP_AUTH                          0x40
135 #define BT_GATT_CHRC_PROP_EXT_PROP                      0x80
136
137 /* GATT Characteristic Extended Properties Bitfield values */
138 #define BT_GATT_CHRC_EXT_PROP_RELIABLE_WRITE            0x01
139 #define BT_GATT_CHRC_EXT_PROP_WRITABLE_AUX              0x02
140 #define BT_GATT_CHRC_EXT_PROP_ENC_READ                  0x04
141 #define BT_GATT_CHRC_EXT_PROP_ENC_WRITE                 0x08
142 #define BT_GATT_CHRC_EXT_PROP_ENC       (BT_GATT_CHRC_EXT_PROP_ENC_READ | \
143                                         BT_GATT_CHRC_EXT_PROP_ENC_WRITE)
144 #define BT_GATT_CHRC_EXT_PROP_AUTH_READ                 0x10
145 #define BT_GATT_CHRC_EXT_PROP_AUTH_WRITE                0x20
146 #define BT_GATT_CHRC_EXT_PROP_AUTH      (BT_GATT_CHRC_EXT_PROP_AUTH_READ | \
147                                         BT_GATT_CHRC_EXT_PROP_AUTH_WRITE)