mirror of
https://github.com/h2zero/esp-nimble-cpp.git
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139 lines
3.5 KiB
C++
139 lines
3.5 KiB
C++
/*
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* NimBLESecurity.cpp
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*
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* Created: on Feb 22 2020
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* Author H2zero
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*
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* Originally:
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*
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* BLESecurity.cpp
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*
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* Created on: Dec 17, 2017
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* Author: chegewara
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*/
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#include "sdkconfig.h"
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#if defined(CONFIG_BT_ENABLED)
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#include "NimBLESecurity.h"
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#include "NimBLEDevice.h"
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/**
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* @brief This class is for backward compatibility with the bluedroid based library.
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* Use the new security functions in NimBLEDevice instead.
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* New callback functions in NimBLEServer and NimBLEClient.
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*/
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NimBLESecurity::NimBLESecurity() {
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}
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NimBLESecurity::~NimBLESecurity() {
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}
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/**
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* @brief Set requested authentication mode
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*/
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void NimBLESecurity::setAuthenticationMode(esp_ble_auth_req_t auth_req) {
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NimBLEDevice::setSecurityAuth((auth_req & BLE_SM_PAIR_AUTHREQ_BOND)>0,
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(auth_req & BLE_SM_PAIR_AUTHREQ_MITM)>0,
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(auth_req & BLE_SM_PAIR_AUTHREQ_SC)>0);
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}
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/**
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* @brief Set our device IO capability to let end user perform authorization
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* either by displaying or entering generated 6-digits pin code
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*/
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void NimBLESecurity::setCapability(esp_ble_io_cap_t iocap) {
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NimBLEDevice::setSecurityIOCap(iocap);
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} // setCapability
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/**
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* @brief Init encryption key by server
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* @param key_size is value between 7 and 16
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*/
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void NimBLESecurity::setInitEncryptionKey(uint8_t init_key) {
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NimBLEDevice::setSecurityInitKey(init_key);
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} // setInitEncryptionKey
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/**
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* @brief Init encryption key by client
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* @param key_size is value between 7 and 16
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*/
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void NimBLESecurity::setRespEncryptionKey(uint8_t resp_key) {
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NimBLEDevice::setSecurityRespKey(resp_key);
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} // setRespEncryptionKey
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/**
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*@todo Requires implementation
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*
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*/
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void NimBLESecurity::setKeySize(uint8_t key_size) {
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//m_keySize = key_size;
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//esp_ble_gap_set_security_param(ESP_BLE_SM_MAX_KEY_SIZE, &m_keySize, sizeof(uint8_t));
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} //setKeySize
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/**
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* Setup for static PIN connection.
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*/
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void NimBLESecurity::setStaticPIN(uint32_t pin){
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//uint32_t passkey = pin;
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//esp_ble_gap_set_security_param(ESP_BLE_SM_SET_STATIC_PASSKEY, &passkey, sizeof(uint32_t));
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NimBLEDevice::setSecurityPasskey(pin);
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setCapability(ESP_IO_CAP_OUT);
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setKeySize();
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setAuthenticationMode(ESP_LE_AUTH_REQ_SC_ONLY);
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setInitEncryptionKey(ESP_BLE_ENC_KEY_MASK | ESP_BLE_ID_KEY_MASK);
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}
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/**
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* @brief Debug function to display what keys are exchanged by peers
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*/
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/*
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char* BLESecurity::esp_key_type_to_str(esp_ble_key_type_t key_type) {
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char* key_str = nullptr;
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switch (key_type) {
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case ESP_LE_KEY_NONE:
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key_str = (char*) "ESP_LE_KEY_NONE";
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break;
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case ESP_LE_KEY_PENC:
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key_str = (char*) "ESP_LE_KEY_PENC";
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break;
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case ESP_LE_KEY_PID:
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key_str = (char*) "ESP_LE_KEY_PID";
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break;
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case ESP_LE_KEY_PCSRK:
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key_str = (char*) "ESP_LE_KEY_PCSRK";
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break;
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case ESP_LE_KEY_PLK:
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key_str = (char*) "ESP_LE_KEY_PLK";
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break;
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case ESP_LE_KEY_LLK:
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key_str = (char*) "ESP_LE_KEY_LLK";
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break;
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case ESP_LE_KEY_LENC:
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key_str = (char*) "ESP_LE_KEY_LENC";
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break;
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case ESP_LE_KEY_LID:
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key_str = (char*) "ESP_LE_KEY_LID";
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break;
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case ESP_LE_KEY_LCSRK:
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key_str = (char*) "ESP_LE_KEY_LCSRK";
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break;
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default:
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key_str = (char*) "INVALID BLE KEY TYPE";
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break;
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}
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return key_str;
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} // esp_key_type_to_str
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*/
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#endif // CONFIG_BT_ENABLED
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