/******************************************************************************
*
* Copyright (C) 1999-2012 Broadcom Corporation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
******************************************************************************/
/******************************************************************************
*
* This file contains internally used SMP definitions
*
******************************************************************************/
#ifndef SMP_INT_H
#define SMP_INT_H
#if BLE_INCLUDED == TRUE
#include "btu.h"
#include "btm_ble_api.h"
#include "btm_api.h"
#include "smp_api.h"
#define SMP_MODEL_ENCRYPTION_ONLY 0 /* Legacy mode, Just Works model */
#define SMP_MODEL_PASSKEY 1 /* Legacy mode, Passkey Entry model, this side inputs the key */
#define SMP_MODEL_OOB 2 /* Legacy mode, OOB model */
#define SMP_MODEL_KEY_NOTIF 3 /* Legacy mode, Passkey Entry model, this side displays the key */
#define SMP_MODEL_SEC_CONN_JUSTWORKS 4 /* Secure Connections mode, Just Works model */
#define SMP_MODEL_SEC_CONN_NUM_COMP 5 /* Secure Connections mode, Numeric Comparison model */
#define SMP_MODEL_SEC_CONN_PASSKEY_ENT 6 /* Secure Connections mode, Passkey Entry model, */
/* this side inputs the key */
#define SMP_MODEL_SEC_CONN_PASSKEY_DISP 7 /* Secure Connections mode, Passkey Entry model, */
/* this side displays the key */
#define SMP_MODEL_SEC_CONN_OOB 8 /* Secure Connections mode, OOB model */
#define SMP_MODEL_OUT_OF_RANGE 9
typedef UINT8 tSMP_ASSO_MODEL;
#ifndef SMP_MAX_CONN
#define SMP_MAX_CONN 2
#endif
#define SMP_WAIT_FOR_RSP_TIMEOUT_MS (30 * 1000)
#define SMP_DELAYED_AUTH_TIMEOUT_MS 500
#define SMP_OPCODE_INIT 0x04
/* SMP events */
#define SMP_PAIRING_REQ_EVT SMP_OPCODE_PAIRING_REQ
#define SMP_PAIRING_RSP_EVT SMP_OPCODE_PAIRING_RSP
#define SMP_CONFIRM_EVT SMP_OPCODE_CONFIRM
#define SMP_RAND_EVT SMP_OPCODE_RAND
#define SMP_PAIRING_FAILED_EVT SMP_OPCODE_PAIRING_FAILED
#define SMP_ENCRPTION_INFO_EVT SMP_OPCODE_ENCRYPT_INFO
#define SMP_MASTER_ID_EVT SMP_OPCODE_MASTER_ID
#define SMP_ID_INFO_EVT SMP_OPCODE_IDENTITY_INFO
#define SMP_ID_ADDR_EVT SMP_OPCODE_ID_ADDR
#define SMP_SIGN_INFO_EVT SMP_OPCODE_SIGN_INFO
#define SMP_SECURITY_REQ_EVT SMP_OPCODE_SEC_REQ
#define SMP_PAIR_PUBLIC_KEY_EVT SMP_OPCODE_PAIR_PUBLIC_KEY
#define SMP_PAIR_KEYPRESS_NOTIFICATION_EVT SMP_OPCODE_PAIR_KEYPR_NOTIF
#define SMP_PAIR_COMMITM_EVT SMP_OPCODE_PAIR_COMMITM
#define SMP_SELF_DEF_EVT (SMP_PAIR_COMMITM_EVT + 1)
#define SMP_KEY_READY_EVT (SMP_SELF_DEF_EVT)
#define SMP_ENCRYPTED_EVT (SMP_SELF_DEF_EVT + 1)
#define SMP_L2CAP_CONN_EVT (SMP_SELF_DEF_EVT + 2)
#define SMP_L2CAP_DISCONN_EVT (SMP_SELF_DEF_EVT + 3)
#define SMP_IO_RSP_EVT (SMP_SELF_DEF_EVT + 4)
#define SMP_API_SEC_GRANT_EVT (SMP_SELF_DEF_EVT + 5)
#define SMP_TK_REQ_EVT (SMP_SELF_DEF_EVT + 6)
#define SMP_AUTH_CMPL_EVT (SMP_SELF_DEF_EVT + 7)
#define SMP_ENC_REQ_EVT (SMP_SELF_DEF_EVT + 8)
#define SMP_BOND_REQ_EVT (SMP_SELF_DEF_EVT + 9)
#define SMP_DISCARD_SEC_REQ_EVT (SMP_SELF_DEF_EVT + 10)
#define SMP_PAIR_DHKEY_CHCK_EVT SMP_OPCODE_PAIR_DHKEY_CHECK
#define SMP_PUBL_KEY_EXCH_REQ_EVT (SMP_SELF_DEF_EVT + 11) /* request to start public */
/* key exchange */
#define SMP_LOC_PUBL_KEY_CRTD_EVT (SMP_SELF_DEF_EVT + 12) /* local public key created */
#define SMP_BOTH_PUBL_KEYS_RCVD_EVT (SMP_SELF_DEF_EVT + 13) /* both local and peer public */
/* keys are saved in cb */
#define SMP_SC_DHKEY_CMPLT_EVT (SMP_SELF_DEF_EVT + 14) /* DHKey computation is completed,*/
/* time to start SC phase1 */
#define SMP_HAVE_LOC_NONCE_EVT (SMP_SELF_DEF_EVT + 15) /* new local nonce is generated */
/*and saved in p_cb->rand */
#define SMP_SC_PHASE1_CMPLT_EVT (SMP_SELF_DEF_EVT + 16) /* time to start SC phase2 */
#define SMP_SC_CALC_NC_EVT (SMP_SELF_DEF_EVT + 17) /* request to calculate number */
/* for user check. Used only in the */
/* numeric compare protocol */
/* Request to display the number for user check to the user.*/
/* Used only in the numeric compare protocol */
#define SMP_SC_DSPL_NC_EVT (SMP_SELF_DEF_EVT + 18)
#define SMP_SC_NC_OK_EVT (SMP_SELF_DEF_EVT + 19) /* user confirms 'OK' numeric */
/*comparison request */
/* both local and peer DHKey Checks are already present - it is used on slave to prevent race condition */
#define SMP_SC_2_DHCK_CHKS_PRES_EVT (SMP_SELF_DEF_EVT + 20)
/* same meaning as SMP_KEY_READY_EVT to separate between SC and legacy actions */
#define SMP_SC_KEY_READY_EVT (SMP_SELF_DEF_EVT + 21)
#define SMP_KEYPRESS_NOTIFICATION_EVENT (SMP_SELF_DEF_EVT + 22)
#define SMP_SC_OOB_DATA_EVT (SMP_SELF_DEF_EVT + 23) /* SC OOB data from some */
/* repository is provided */
#define SMP_CR_LOC_SC_OOB_DATA_EVT (SMP_SELF_DEF_EVT + 24)
#define SMP_MAX_EVT SMP_CR_LOC_SC_OOB_DATA_EVT
typedef UINT8 tSMP_EVENT;
/* Assumption it's only using the low 8 bits, if bigger than that, need to expand it to 16 bits */
#define SMP_SEC_KEY_MASK 0x00ff
/* SMP pairing state */
enum
{
SMP_STATE_IDLE,
SMP_STATE_WAIT_APP_RSP,
SMP_STATE_SEC_REQ_PENDING,
SMP_STATE_PAIR_REQ_RSP,
SMP_STATE_WAIT_CONFIRM,
SMP_STATE_CONFIRM,
SMP_STATE_RAND,
SMP_STATE_PUBLIC_KEY_EXCH,
SMP_STATE_SEC_CONN_PHS1_START,
SMP_STATE_WAIT_COMMITMENT,
SMP_STATE_WAIT_NONCE,
SMP_STATE_SEC_CONN_PHS2_START,
SMP_STATE_WAIT_DHK_CHECK,
SMP_STATE_DHK_CHECK,
SMP_STATE_ENCRYPTION_PENDING,
SMP_STATE_BOND_PENDING,
SMP_STATE_CREATE_LOCAL_SEC_CONN_OOB_DATA,
SMP_STATE_MAX
};
typedef UINT8 tSMP_STATE;
/* SMP over BR/EDR events */
#define SMP_BR_PAIRING_REQ_EVT SMP_OPCODE_PAIRING_REQ
#define SMP_BR_PAIRING_RSP_EVT SMP_OPCODE_PAIRING_RSP
#define SMP_BR_CONFIRM_EVT SMP_OPCODE_CONFIRM /* not expected over BR/EDR */
#define SMP_BR_RAND_EVT SMP_OPCODE_RAND /* not expected over BR/EDR */
#define SMP_BR_PAIRING_FAILED_EVT SMP_OPCODE_PAIRING_FAILED
#define SMP_BR_ENCRPTION_INFO_EVT SMP_OPCODE_ENCRYPT_INFO /* not expected over BR/EDR */
#define SMP_BR_MASTER_ID_EVT SMP_OPCODE_MASTER_ID /* not expected over BR/EDR */
#define SMP_BR_ID_INFO_EVT SMP_OPCODE_IDENTITY_INFO
#define SMP_BR_ID_ADDR_EVT SMP_OPCODE_ID_ADDR
#define SMP_BR_SIGN_INFO_EVT SMP_OPCODE_SIGN_INFO
#define SMP_BR_SECURITY_REQ_EVT SMP_OPCODE_SEC_REQ /* not expected over BR/EDR */
#define SMP_BR_PAIR_PUBLIC_KEY_EVT SMP_OPCODE_PAIR_PUBLIC_KEY /* not expected over BR/EDR */
#define SMP_BR_PAIR_DHKEY_CHCK_EVT SMP_OPCODE_PAIR_DHKEY_CHECK /* not expected over BR/EDR */
#define SMP_BR_PAIR_KEYPR_NOTIF_EVT SMP_OPCODE_PAIR_KEYPR_NOTIF /* not expected over BR/EDR */
#define SMP_BR_SELF_DEF_EVT SMP_BR_PAIR_KEYPR_NOTIF_EVT
#define SMP_BR_KEY_READY_EVT (SMP_BR_SELF_DEF_EVT + 1)
#define SMP_BR_ENCRYPTED_EVT (SMP_BR_SELF_DEF_EVT + 2)
#define SMP_BR_L2CAP_CONN_EVT (SMP_BR_SELF_DEF_EVT + 3)
#define SMP_BR_L2CAP_DISCONN_EVT (SMP_BR_SELF_DEF_EVT + 4)
#define SMP_BR_KEYS_RSP_EVT (SMP_BR_SELF_DEF_EVT + 5)
#define SMP_BR_API_SEC_GRANT_EVT (SMP_BR_SELF_DEF_EVT + 6)
#define SMP_BR_TK_REQ_EVT (SMP_BR_SELF_DEF_EVT + 7)
#define SMP_BR_AUTH_CMPL_EVT (SMP_BR_SELF_DEF_EVT + 8)
#define SMP_BR_ENC_REQ_EVT (SMP_BR_SELF_DEF_EVT + 9)
#define SMP_BR_BOND_REQ_EVT (SMP_BR_SELF_DEF_EVT + 10)
#define SMP_BR_DISCARD_SEC_REQ_EVT (SMP_BR_SELF_DEF_EVT + 11)
#define SMP_BR_MAX_EVT (SMP_BR_SELF_DEF_EVT + 12)
typedef UINT8 tSMP_BR_EVENT;
/* SMP over BR/EDR pairing states */
enum
{
SMP_BR_STATE_IDLE = SMP_STATE_IDLE,
SMP_BR_STATE_WAIT_APP_RSP,
SMP_BR_STATE_PAIR_REQ_RSP,
SMP_BR_STATE_BOND_PENDING,
SMP_BR_STATE_MAX
};
typedef UINT8 tSMP_BR_STATE;
/* random and encrption activity state */
enum
{
SMP_GEN_COMPARE = 1,
SMP_GEN_CONFIRM,
SMP_GEN_DIV_LTK,
SMP_GEN_DIV_CSRK,
SMP_GEN_RAND_V,
SMP_GEN_TK,
SMP_GEN_SRAND_MRAND,
SMP_GEN_SRAND_MRAND_CONT,
SMP_GENERATE_PRIVATE_KEY_0_7,
SMP_GENERATE_PRIVATE_KEY_8_15,
SMP_GENERATE_PRIVATE_KEY_16_23,
SMP_GENERATE_PRIVATE_KEY_24_31,
SMP_GEN_NONCE_0_7,
SMP_GEN_NONCE_8_15
};
enum
{
SMP_KEY_TYPE_TK,
SMP_KEY_TYPE_CFM,
SMP_KEY_TYPE_CMP,
SMP_KEY_TYPE_PEER_DHK_CHCK,
SMP_KEY_TYPE_STK,
SMP_KEY_TYPE_LTK
};
typedef struct
{
UINT8 key_type;
UINT8* p_data;
}tSMP_KEY;
typedef union
{
UINT8 *p_data; /* UINT8 type data pointer */
tSMP_KEY key;
UINT16 reason;
UINT32 passkey;
tSMP_OOB_DATA_TYPE req_oob_type;
}tSMP_INT_DATA;
/* internal status mask */
#define SMP_PAIR_FLAGS_WE_STARTED_DD (1)
#define SMP_PAIR_FLAGS_PEER_STARTED_DD (1 << 1)
#define SMP_PAIR_FLAGS_CMD_CONFIRM (1 << SMP_OPCODE_CONFIRM) /* 1 << 3 */
#define SMP_PAIR_FLAG_ENC_AFTER_PAIR (1 << 4)
#define SMP_PAIR_FLAG_HAVE_PEER_DHK_CHK (1 << 5) /* used on slave to resolve race condition */
#define SMP_PAIR_FLAG_HAVE_PEER_PUBL_KEY (1 << 6) /* used on slave to resolve race condition */
#define SMP_PAIR_FLAG_HAVE_PEER_COMM (1 << 7) /* used to resolve race condition */
#define SMP_PAIR_FLAG_HAVE_LOCAL_PUBL_KEY (1 << 8) /* used on slave to resolve race condition */
/* check if authentication requirement need MITM protection */
#define SMP_NO_MITM_REQUIRED(x) (((x) & SMP_AUTH_YN_BIT) == 0)
#define SMP_ENCRYT_KEY_SIZE 16
#define SMP_ENCRYT_DATA_SIZE 16
#define SMP_ECNCRPYT_STATUS HCI_SUCCESS
typedef struct
{
BD_ADDR bd_addr;
BT_HDR* p_copy;
} tSMP_REQ_Q_ENTRY;
/* SMP control block */
typedef struct
{
tSMP_CALLBACK *p_callback;
alarm_t *smp_rsp_timer_ent;
UINT8 trace_level;
BD_ADDR pairing_bda;
tSMP_STATE state;
BOOLEAN derive_lk;
BOOLEAN id_addr_rcvd;
tBLE_ADDR_TYPE id_addr_type;
BD_ADDR id_addr;
BOOLEAN smp_over_br;
tSMP_BR_STATE br_state; /* if SMP over BR/ERD has priority over SMP */
UINT8 failure;
UINT8 status;
UINT8 role;
UINT16 flags;
UINT8 cb_evt;
tSMP_SEC_LEVEL sec_level;
BOOLEAN connect_initialized;
BT_OCTET16 confirm;
BT_OCTET16 rconfirm;
BT_OCTET16 rrand; /* for SC this is peer nonce */
BT_OCTET16 rand; /* for SC this is local nonce */
BT_OCTET32 private_key;
BT_OCTET32 dhkey;
BT_OCTET16 commitment;
BT_OCTET16 remote_commitment;
BT_OCTET16 local_random; /* local randomizer - passkey or OOB randomizer */
BT_OCTET16 peer_random; /* peer randomizer - passkey or OOB randomizer */
BT_OCTET16 dhkey_check;
BT_OCTET16 remote_dhkey_check;
tSMP_PUBLIC_KEY loc_publ_key;
tSMP_PUBLIC_KEY peer_publ_key;
tSMP_OOB_DATA_TYPE req_oob_type;
tSMP_SC_OOB_DATA sc_oob_data;
tSMP_IO_CAP peer_io_caps;
tSMP_IO_CAP local_io_capability;
tSMP_OOB_FLAG peer_oob_flag;
tSMP_OOB_FLAG loc_oob_flag;
tSMP_AUTH_REQ peer_auth_req;
tSMP_AUTH_REQ loc_auth_req;
BOOLEAN secure_connections_only_mode_required;/* TRUE if locally SM is required to operate */
/* either in Secure Connections mode or not at all */
tSMP_ASSO_MODEL selected_association_model;
BOOLEAN le_secure_connections_mode_is_used;
BOOLEAN le_sc_kp_notif_is_used;
tSMP_SC_KEY_TYPE local_keypress_notification;
tSMP_SC_KEY_TYPE peer_keypress_notification;
UINT8 round; /* authentication stage 1 round for passkey association model */
UINT32 number_to_display;
BT_OCTET16 mac_key;
UINT8 peer_enc_size;
UINT8 loc_enc_size;
UINT8 peer_i_key;
UINT8 peer_r_key;
UINT8 local_i_key;
UINT8 local_r_key;
BT_OCTET16 tk;
BT_OCTET16 ltk;
UINT16 div;
BT_OCTET16 csrk; /* storage for local CSRK */
UINT16 ediv;
BT_OCTET8 enc_rand;
UINT8 rand_enc_proc_state;
UINT8 addr_type;
BD_ADDR local_bda;
BOOLEAN is_pair_cancel;
BOOLEAN discard_sec_req;
UINT8 rcvd_cmd_code;
UINT8 rcvd_cmd_len;
UINT16 total_tx_unacked;
BOOLEAN wait_for_authorization_complete;
UINT8 cert_failure; /*failure case for certification */
alarm_t *delayed_auth_timer_ent;
}tSMP_CB;
/* Server Action functions are of this type */
typedef void (*tSMP_ACT)(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
#ifdef __cplusplus
extern "C"
{
#endif
#if SMP_DYNAMIC_MEMORY == FALSE
extern tSMP_CB smp_cb;
#else
extern tSMP_CB *smp_cb_ptr;
#define smp_cb (*smp_cb_ptr)
#endif
#ifdef __cplusplus
}
#endif
/* Functions provided by att_main.c */
extern void smp_init (void);
/* smp main */
extern void smp_sm_event(tSMP_CB *p_cb, tSMP_EVENT event, void *p_data);
extern void smp_proc_sec_request(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_set_fail_nc (BOOLEAN enable);
extern void smp_set_fail_conf (BOOLEAN enable);
extern void smp_set_passk_entry_fail(BOOLEAN enable);
extern void smp_set_oob_fail(BOOLEAN enable);
extern void smp_set_peer_sc_notif(BOOLEAN enable);
extern void smp_aes_cmac_rfc4493_chk (UINT8 *key, UINT8 *msg, UINT8 msg_len,
UINT8 mac_len, UINT8 *mac);
extern void smp_f4_calc_chk (UINT8 *U, UINT8 *V, UINT8 *X, UINT8 *Z, UINT8 *mac);
extern void smp_g2_calc_chk (UINT8 *U, UINT8 *V, UINT8 *X, UINT8 *Y);
extern void smp_h6_calc_chk (UINT8 *key, UINT8 *key_id, UINT8 *mac);
extern void smp_f5_key_calc_chk (UINT8 *w, UINT8 *mac);
extern void smp_f5_mackey_or_ltk_calc_chk(UINT8 *t, UINT8 *counter,
UINT8 *key_id, UINT8 *n1,
UINT8 *n2, UINT8 *a1, UINT8 *a2,
UINT8 *length, UINT8 *mac);
extern void smp_f5_calc_chk (UINT8 *w, UINT8 *n1, UINT8 *n2, UINT8 *a1, UINT8 *a2,
UINT8 *mac_key, UINT8 *ltk);
extern void smp_f6_calc_chk (UINT8 *w, UINT8 *n1, UINT8 *n2, UINT8 *r,
UINT8 *iocap, UINT8 *a1, UINT8 *a2, UINT8 *mac);
/* smp_main */
extern void smp_sm_event(tSMP_CB *p_cb, tSMP_EVENT event, void *p_data);
extern tSMP_STATE smp_get_state(void);
extern void smp_set_state(tSMP_STATE state);
/* smp_br_main */
extern void smp_br_state_machine_event(tSMP_CB *p_cb, tSMP_BR_EVENT event, void *p_data);
extern tSMP_BR_STATE smp_get_br_state(void);
extern void smp_set_br_state(tSMP_BR_STATE state);
/* smp_act.c */
extern void smp_send_pair_req(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_send_confirm(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_send_pair_fail(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_send_rand(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_send_pair_public_key(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_send_commitment(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_send_dhkey_check(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_send_keypress_notification(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_proc_pair_fail(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_proc_confirm(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_proc_rand(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_process_pairing_public_key(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_proc_enc_info(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_proc_master_id(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_proc_id_info(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_proc_id_addr(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_proc_sec_grant(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_proc_sec_req(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_proc_sl_key(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_start_enc(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_enc_cmpl(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_proc_discard(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_pairing_cmpl(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_decide_association_model(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_send_app_cback(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_proc_compare(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_check_auth_req(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_process_io_response(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_send_id_info(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_send_enc_info(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_send_csrk_info(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_send_ltk_reply(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_proc_pair_cmd(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_pair_terminate(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_idle_terminate(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_send_pair_rsp(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_key_distribution(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_proc_srk_info(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_generate_csrk(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_fast_conn_param(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_key_pick_key(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_both_have_public_keys(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_start_secure_connection_phase1(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_process_local_nonce(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_process_pairing_commitment(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_process_peer_nonce(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_process_dhkey_check(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_match_dhkey_checks(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_process_keypress_notification(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_move_to_secure_connections_phase2(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_phase_2_dhkey_checks_are_present(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_wait_for_both_public_keys(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_start_passkey_verification(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_process_secure_connection_oob_data(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_process_secure_connection_long_term_key(void);
extern void smp_set_local_oob_keys(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_set_local_oob_random_commitment(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_set_derive_link_key(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_derive_link_key_from_long_term_key(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_br_process_pairing_command(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_br_process_security_grant(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_br_process_slave_keys_response(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_br_send_pair_response(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_br_check_authorization_request(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_br_select_next_key(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_br_process_link_key(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_key_distribution_by_transport(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_br_pairing_complete(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
/* smp_l2c */
extern void smp_l2cap_if_init (void);
extern void smp_data_ind (BD_ADDR bd_addr, BT_HDR *p_buf);
/* smp_util.c */
extern BOOLEAN smp_send_cmd(UINT8 cmd_code, tSMP_CB *p_cb);
extern void smp_cb_cleanup(tSMP_CB *p_cb);
extern void smp_reset_control_value(tSMP_CB *p_cb);
extern void smp_proc_pairing_cmpl(tSMP_CB *p_cb);
extern void smp_convert_string_to_tk(BT_OCTET16 tk, UINT32 passkey);
extern void smp_mask_enc_key(UINT8 loc_enc_size, UINT8 * p_data);
extern void smp_rsp_timeout(void *data);
extern void smp_delayed_auth_complete_timeout(void *data);
extern void smp_xor_128(BT_OCTET16 a, BT_OCTET16 b);
extern BOOLEAN smp_encrypt_data (UINT8 *key, UINT8 key_len,
UINT8 *plain_text, UINT8 pt_len,
tSMP_ENC *p_out);
extern BOOLEAN smp_command_has_invalid_parameters(tSMP_CB *p_cb);
extern void smp_reject_unexpected_pairing_command(BD_ADDR bd_addr);
extern tSMP_ASSO_MODEL smp_select_association_model(tSMP_CB *p_cb);
extern void smp_reverse_array(UINT8 *arr, UINT8 len);
extern UINT8 smp_calculate_random_input(UINT8 *random, UINT8 round);
extern void smp_collect_local_io_capabilities(UINT8 *iocap, tSMP_CB *p_cb);
extern void smp_collect_peer_io_capabilities(UINT8 *iocap, tSMP_CB *p_cb);
extern void smp_collect_local_ble_address(UINT8 *le_addr, tSMP_CB *p_cb);
extern void smp_collect_peer_ble_address(UINT8 *le_addr, tSMP_CB *p_cb);
extern BOOLEAN smp_check_commitment(tSMP_CB *p_cb);
extern void smp_save_secure_connections_long_term_key(tSMP_CB *p_cb);
extern BOOLEAN smp_calculate_f5_mackey_and_long_term_key(tSMP_CB *p_cb);
extern void smp_remove_fixed_channel(tSMP_CB *p_cb);
extern BOOLEAN smp_request_oob_data(tSMP_CB *p_cb);
/* smp_keys.c */
extern void smp_generate_srand_mrand_confirm (tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_generate_compare (tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_generate_stk (tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_generate_ltk(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_generate_passkey (tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_generate_rand_cont(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_create_private_key(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_use_oob_private_key(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_compute_dhkey(tSMP_CB *p_cb);
extern void smp_calculate_local_commitment(tSMP_CB *p_cb);
extern void smp_calculate_peer_commitment(tSMP_CB *p_cb, BT_OCTET16 output_buf);
extern void smp_calculate_numeric_comparison_display_number(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_calculate_local_dhkey_check(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_calculate_peer_dhkey_check(tSMP_CB *p_cb, tSMP_INT_DATA *p_data);
extern void smp_start_nonce_generation(tSMP_CB *p_cb);
extern BOOLEAN smp_calculate_link_key_from_long_term_key(tSMP_CB *p_cb);
extern BOOLEAN smp_calculate_long_term_key_from_link_key(tSMP_CB *p_cb);
extern void smp_calculate_f4(UINT8 *u, UINT8 *v, UINT8 *x, UINT8 z, UINT8 *c);
extern UINT32 smp_calculate_g2(UINT8 *u, UINT8 *v, UINT8 *x, UINT8 *y);
extern BOOLEAN smp_calculate_f5(UINT8 *w, UINT8 *n1, UINT8 *n2, UINT8 *a1, UINT8 *a2,
UINT8 *mac_key, UINT8 *ltk);
extern BOOLEAN smp_calculate_f5_mackey_or_long_term_key(UINT8 *t, UINT8 *counter,
UINT8 *key_id, UINT8 *n1, UINT8 *n2, UINT8 *a1,
UINT8 *a2, UINT8 *length, UINT8 *mac);
extern BOOLEAN smp_calculate_f5_key(UINT8 *w, UINT8 *t);
extern BOOLEAN smp_calculate_f6(UINT8 *w, UINT8 *n1, UINT8 *n2, UINT8 *r, UINT8 *iocap,
UINT8 *a1, UINT8 *a2, UINT8 *f3);
extern BOOLEAN smp_calculate_h6(UINT8 *w, UINT8 *keyid, UINT8 *h2);
#if SMP_DEBUG == TRUE
extern void smp_debug_print_nbyte_little_endian (UINT8 *p, const UINT8 *key_name,
UINT8 len);
#endif
/* smp_cmac.c */
extern BOOLEAN aes_cipher_msg_auth_code(BT_OCTET16 key, UINT8 *input, UINT16 length,
UINT16 tlen, UINT8 *p_signature);
extern void print128(BT_OCTET16 x, const UINT8 *key_name);
#endif
#endif /* SMP_INT_H */