2 BlueZ - Bluetooth protocol stack for Linux
3 Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License version 2 as
7 published by the Free Software Foundation;
9 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
10 OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
11 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS.
12 IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY
13 CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES
14 WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15 ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16 OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
18 ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS,
19 COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS
20 SOFTWARE IS DISCLAIMED.
26 struct smp_command_hdr {
30 #define SMP_CMD_PAIRING_REQ 0x01
31 #define SMP_CMD_PAIRING_RSP 0x02
32 struct smp_cmd_pairing {
41 #define SMP_IO_DISPLAY_ONLY 0x00
42 #define SMP_IO_DISPLAY_YESNO 0x01
43 #define SMP_IO_KEYBOARD_ONLY 0x02
44 #define SMP_IO_NO_INPUT_OUTPUT 0x03
45 #define SMP_IO_KEYBOARD_DISPLAY 0x04
47 #define SMP_OOB_NOT_PRESENT 0x00
48 #define SMP_OOB_PRESENT 0x01
50 #define SMP_DIST_ENC_KEY 0x01
51 #define SMP_DIST_ID_KEY 0x02
52 #define SMP_DIST_SIGN 0x04
54 #define SMP_AUTH_NONE 0x00
55 #define SMP_AUTH_BONDING 0x01
56 #define SMP_AUTH_MITM 0x04
58 #define SMP_CMD_PAIRING_CONFIRM 0x03
59 struct smp_cmd_pairing_confirm {
63 #define SMP_CMD_PAIRING_RANDOM 0x04
64 struct smp_cmd_pairing_random {
68 #define SMP_CMD_PAIRING_FAIL 0x05
69 struct smp_cmd_pairing_fail {
73 #define SMP_CMD_ENCRYPT_INFO 0x06
74 struct smp_cmd_encrypt_info {
78 #define SMP_CMD_MASTER_IDENT 0x07
79 struct smp_cmd_master_ident {
84 #define SMP_CMD_IDENT_INFO 0x08
85 struct smp_cmd_ident_info {
89 #define SMP_CMD_IDENT_ADDR_INFO 0x09
90 struct smp_cmd_ident_addr_info {
95 #define SMP_CMD_SIGN_INFO 0x0a
96 struct smp_cmd_sign_info {
100 #define SMP_CMD_SECURITY_REQ 0x0b
101 struct smp_cmd_security_req {
105 #define SMP_PASSKEY_ENTRY_FAILED 0x01
106 #define SMP_OOB_NOT_AVAIL 0x02
107 #define SMP_AUTH_REQUIREMENTS 0x03
108 #define SMP_CONFIRM_FAILED 0x04
109 #define SMP_PAIRING_NOTSUPP 0x05
110 #define SMP_ENC_KEY_SIZE 0x06
111 #define SMP_CMD_NOTSUPP 0x07
112 #define SMP_UNSPECIFIED 0x08
113 #define SMP_REPEATED_ATTEMPTS 0x09
115 #define SMP_MIN_ENC_KEY_SIZE 7
116 #define SMP_MAX_ENC_KEY_SIZE 16
118 #define SMP_FLAG_TK_VALID 1
119 #define SMP_FLAG_CFM_PENDING 2
120 #define SMP_FLAG_MITM_AUTH 3
123 struct l2cap_conn *conn;
124 u8 preq[7]; /* SMP Pairing Request */
125 u8 prsp[7]; /* SMP Pairing Response */
126 u8 prnd[16]; /* SMP Pairing Random (local) */
127 u8 rrnd[16]; /* SMP Pairing Random (remote) */
128 u8 pcnf[16]; /* SMP Pairing Confirm */
129 u8 tk[16]; /* SMP Temporary Key */
131 unsigned long smp_flags;
132 struct crypto_blkcipher *tfm;
133 struct work_struct confirm;
134 struct work_struct random;
139 int smp_conn_security(struct hci_conn *hcon, __u8 sec_level);
140 int smp_sig_channel(struct l2cap_conn *conn, struct sk_buff *skb);
141 int smp_distribute_keys(struct l2cap_conn *conn, __u8 force);
142 int smp_user_confirm_reply(struct hci_conn *conn, u16 mgmt_op, __le32 passkey);
144 void smp_chan_destroy(struct l2cap_conn *conn);