/* Bluetooth Mesh */
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/*
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* Copyright (c) 2017 Intel Corporation
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#ifndef __PROV_H__
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#define __PROV_H__
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#include "prov_bearer.h"
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#include "os/os_mbuf.h"
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#include "mesh/mesh.h"
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#include "../src/ble_hs_conn_priv.h"
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#define PROV_ERR_NONE 0x00
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#define PROV_ERR_NVAL_PDU 0x01
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#define PROV_ERR_NVAL_FMT 0x02
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#define PROV_ERR_UNEXP_PDU 0x03
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#define PROV_ERR_CFM_FAILED 0x04
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#define PROV_ERR_RESOURCES 0x05
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#define PROV_ERR_DECRYPT 0x06
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#define PROV_ERR_UNEXP_ERR 0x07
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#define PROV_ERR_ADDR 0x08
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#define AUTH_METHOD_NO_OOB 0x00
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#define AUTH_METHOD_STATIC 0x01
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#define AUTH_METHOD_OUTPUT 0x02
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#define AUTH_METHOD_INPUT 0x03
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#define OUTPUT_OOB_BLINK 0x00
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#define OUTPUT_OOB_BEEP 0x01
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#define OUTPUT_OOB_VIBRATE 0x02
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#define OUTPUT_OOB_NUMBER 0x03
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#define OUTPUT_OOB_STRING 0x04
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#define INPUT_OOB_PUSH 0x00
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#define INPUT_OOB_TWIST 0x01
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#define INPUT_OOB_NUMBER 0x02
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#define INPUT_OOB_STRING 0x03
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#define PUB_KEY_NO_OOB 0x00
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#define PUB_KEY_OOB 0x01
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#define PROV_INVITE 0x00
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#define PROV_CAPABILITIES 0x01
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#define PROV_START 0x02
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#define PROV_PUB_KEY 0x03
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#define PROV_INPUT_COMPLETE 0x04
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#define PROV_CONFIRM 0x05
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#define PROV_RANDOM 0x06
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#define PROV_DATA 0x07
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#define PROV_COMPLETE 0x08
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#define PROV_FAILED 0x09
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#define PROV_NO_PDU 0xff
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#define PDU_LEN_INVITE 1
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#define PDU_LEN_CAPABILITIES 11
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#define PDU_LEN_START 5
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#define PDU_LEN_PUB_KEY 64
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#define PDU_LEN_INPUT_COMPLETE 0
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#define PDU_LEN_CONFIRM 16
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#define PDU_LEN_RANDOM 16
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#define PDU_LEN_DATA 33
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#define PDU_LEN_COMPLETE 0
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#define PDU_LEN_FAILED 1
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#define PDU_OP_LEN 1
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#define PROV_ALG_P256 0x00
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#define PROV_IO_OOB_SIZE_MAX 8 /* in bytes */
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#define PROV_BUF(len) \
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NET_BUF_SIMPLE(PROV_BEARER_BUF_HEADROOM + PDU_OP_LEN + len)
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enum {
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WAIT_PUB_KEY, /* Waiting for local PubKey to be generated */
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LINK_ACTIVE, /* Link has been opened */
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WAIT_NUMBER, /* Waiting for number input from user */
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WAIT_STRING, /* Waiting for string input from user */
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NOTIFY_INPUT_COMPLETE, /* Notify that input has been completed. */
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PROVISIONER, /* The link was opened as provisioner */
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OOB_PUB_KEY, /* OOB Public key used */
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PUB_KEY_SENT, /* Public key has been sent */
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REMOTE_PUB_KEY, /* Remote key has been received */
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INPUT_COMPLETE, /* Device input completed */
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WAIT_CONFIRM, /* Wait for send confirm */
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WAIT_AUTH, /* Wait for auth response */
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OOB_STATIC_KEY, /* OOB Static Authentication */
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WAIT_DH_KEY, /* Wait for DH Key */
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NUM_FLAGS,
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};
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/** Provisioning role */
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struct bt_mesh_prov_role {
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void (*link_opened)(void);
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void (*link_closed)(void);
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void (*error)(uint8_t reason);
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void (*input_complete)(void);
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void (*op[10])(const uint8_t *data);
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};
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struct bt_mesh_prov_link {
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ATOMIC_DEFINE(flags, NUM_FLAGS);
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const struct prov_bearer *bearer;
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const struct bt_mesh_prov_role *role;
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uint8_t oob_method; /* Authen method */
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uint8_t oob_action; /* Authen action */
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uint8_t oob_size; /* Authen size */
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uint8_t auth[16]; /* Authen value */
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uint8_t dhkey[BT_DH_KEY_LEN]; /* Calculated DHKey */
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uint8_t expect; /* Next expected PDU */
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uint8_t conf[16]; /* Local/Remote Confirmation */
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uint8_t rand[16]; /* Local Random */
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uint8_t conf_salt[16]; /* ConfirmationSalt */
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uint8_t conf_key[16]; /* ConfirmationKey */
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/* ConfirmationInput fields: */
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struct {
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uint8_t invite[PDU_LEN_INVITE];
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uint8_t capabilities[PDU_LEN_CAPABILITIES];
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uint8_t start[PDU_LEN_START];
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uint8_t pub_key_provisioner[PDU_LEN_PUB_KEY]; /* big-endian */
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uint8_t pub_key_device[PDU_LEN_PUB_KEY]; /* big-endian */
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} conf_inputs;
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uint8_t prov_salt[16]; /* Provisioning Salt */
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};
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extern struct bt_mesh_prov_link bt_mesh_prov_link;
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extern const struct bt_mesh_prov *bt_mesh_prov;
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static inline int bt_mesh_prov_send(struct os_mbuf *buf,
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prov_bearer_send_complete_t cb)
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{
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return bt_mesh_prov_link.bearer->send(buf, cb, NULL);
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}
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static inline void bt_mesh_prov_buf_init(struct os_mbuf *buf, uint8_t type)
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{
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net_buf_reserve(buf, PROV_BEARER_BUF_HEADROOM);
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net_buf_simple_add_u8(buf, type);
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}
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int bt_mesh_prov_reset_state(void (*func)(const uint8_t key[BT_PUB_KEY_LEN]));
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bool bt_mesh_prov_active(void);
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int bt_mesh_prov_auth(bool is_provisioner, uint8_t method, uint8_t action, uint8_t size);
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int bt_mesh_pb_gatt_open(uint16_t conn_handle);
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int bt_mesh_pb_gatt_close(uint16_t conn_handle);
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int bt_mesh_pb_gatt_recv(uint16_t conn_handle, struct os_mbuf *buf);
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const struct bt_mesh_prov *bt_mesh_prov_get(void);
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void bt_mesh_prov_reset_link(void);
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void bt_mesh_prov_complete(uint16_t net_idx, uint16_t addr);
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void bt_mesh_prov_reset(void);
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const struct prov_bearer_cb *bt_mesh_prov_bearer_cb_get(void);
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void bt_mesh_pb_adv_recv(struct os_mbuf *buf);
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int bt_mesh_prov_init(const struct bt_mesh_prov *prov);
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#endif
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