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Add static pin support (#4078)

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chegewara 2020-09-30 14:25:42 +02:00 committed by GitHub
parent fa8a1c38d5
commit b7c5e502e7
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2 changed files with 12 additions and 0 deletions
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11
libraries/BLE/src/BLESecurity.cpp
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@ -61,6 +61,17 @@ void BLESecurity::setKeySize(uint8_t key_size) {
esp_ble_gap_set_security_param(ESP_BLE_SM_MAX_KEY_SIZE, &m_keySize, sizeof(uint8_t));
} //setKeySize
/**
* Setup for static PIN connection, call it first and then call setAuthenticationMode eventually to change it
*/
void BLESecurity::setStaticPIN(uint32_t pin){
uint32_t passkey = pin;
esp_ble_gap_set_security_param(ESP_BLE_SM_SET_STATIC_PASSKEY, &passkey, sizeof(uint32_t));
setCapability(ESP_IO_CAP_OUT);
setKeySize();
setAuthenticationMode(ESP_LE_AUTH_REQ_SC_ONLY);
setInitEncryptionKey(ESP_BLE_ENC_KEY_MASK | ESP_BLE_ID_KEY_MASK);
}
/**
* @brief Debug function to display what keys are exchanged by peers

1
libraries/BLE/src/BLESecurity.h
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@ -21,6 +21,7 @@ public:
void setInitEncryptionKey(uint8_t init_key);
void setRespEncryptionKey(uint8_t resp_key);
void setKeySize(uint8_t key_size = 16);
void setStaticPIN(uint32_t pin);
static char* esp_key_type_to_str(esp_ble_key_type_t key_type);
private: