Add static pin support (#4078)
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@ -61,6 +61,17 @@ void BLESecurity::setKeySize(uint8_t 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, call it first and then call setAuthenticationMode eventually to change it
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*/
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void BLESecurity::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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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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@ -21,6 +21,7 @@ public:
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void setInitEncryptionKey(uint8_t init_key);
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void setRespEncryptionKey(uint8_t resp_key);
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void setKeySize(uint8_t key_size = 16);
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void setStaticPIN(uint32_t pin);
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static char* esp_key_type_to_str(esp_ble_key_type_t key_type);
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private:
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