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feat(ble/bluedroid): Support create BLE static random address and NRPA

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This commit is contained in:
zhanghaipeng 2024-04-15 20:38:44 +08:00
parent 8eeaea0c58
commit f9a646879b
2 changed files with 43 additions and 11 deletions
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21
components/bt/host/bluedroid/api/esp_gap_ble_api.c
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@ -13,7 +13,7 @@
#include "btc/btc_manage.h" #include "btc/btc_manage.h"
#include "btc_gap_ble.h" #include "btc_gap_ble.h"
#include "btc/btc_ble_storage.h" #include "btc/btc_ble_storage.h"
#include "esp_random.h"
esp_err_t esp_ble_gap_register_callback(esp_gap_ble_cb_t callback) esp_err_t esp_ble_gap_register_callback(esp_gap_ble_cb_t callback)
{ {
@ -188,6 +188,25 @@ esp_err_t esp_ble_gap_set_pkt_data_len(esp_bd_addr_t remote_device, uint16_t tx_
return (btc_transfer_context(&msg, &arg, sizeof(btc_ble_gap_args_t), NULL, NULL) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL); return (btc_transfer_context(&msg, &arg, sizeof(btc_ble_gap_args_t), NULL, NULL) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL);
} }
esp_err_t esp_ble_gap_addr_create_static(esp_bd_addr_t rand_addr)
{
// Static device address: First two bits are '11', rest is random
rand_addr[0] = 0xC0 | (esp_random() & 0x3F);
for (int i = 1; i < 6; i++) {
rand_addr[i] = esp_random() & 0xFF; // Randomize remaining bits
}
return ESP_OK;
}
esp_err_t esp_ble_gap_addr_create_nrpa(esp_bd_addr_t rand_addr)
{
// Non-resolvable private address: First two bits are '00', rest is random
rand_addr[0] = (esp_random() & 0x3F);
for (int i = 1; i < 6; i++) {
rand_addr[i] = esp_random() & 0xFF; // Randomize remaining bits
}
return ESP_OK;
}
esp_err_t esp_ble_gap_set_rand_addr(esp_bd_addr_t rand_addr) esp_err_t esp_ble_gap_set_rand_addr(esp_bd_addr_t rand_addr)
{ {

33
components/bt/host/bluedroid/api/include/api/esp_gap_ble_api.h
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@ -1627,13 +1627,13 @@ esp_err_t esp_ble_gap_set_pkt_data_len(esp_bd_addr_t remote_device, uint16_t tx_
* *
* @param[in] rand_addr: The address to be configured. Refer to the table below for possible address subtypes: * @param[in] rand_addr: The address to be configured. Refer to the table below for possible address subtypes:
* *
* | address [47:46] | Address Type | * | address [47:46] | Address Type | Corresponding API |
* |-----------------|--------------------------| * |-----------------|-----------------------------|----------------------------------------|
* | 0b00 | Non-Resolvable Private | * | 0b00 | Non-Resolvable Private | esp_ble_gap_addr_create_nrpa |
* | | Address | * | | Address (NRPA) | |
* |-----------------|--------------------------| * |-----------------|-----------------------------|----------------------------------------|
* | 0b11 | Static Random Address | * | 0b11 | Static Random Address | esp_ble_gap_addr_create_static |
* |-----------------|--------------------------| * |-----------------|-----------------------------|----------------------------------------|
* *
* @return * @return
* - ESP_OK : success * - ESP_OK : success
@ -1642,6 +1642,22 @@ esp_err_t esp_ble_gap_set_pkt_data_len(esp_bd_addr_t remote_device, uint16_t tx_
*/ */
esp_err_t esp_ble_gap_set_rand_addr(esp_bd_addr_t rand_addr); esp_err_t esp_ble_gap_set_rand_addr(esp_bd_addr_t rand_addr);
/**
* @brief Create a static device address
* @param[out] rand_addr: Pointer to the buffer where the static device address will be stored.
* @return - ESP_OK : Success
* - Other : Failed
*/
esp_err_t esp_ble_gap_addr_create_static(esp_bd_addr_t rand_addr);
/**
* @brief Create a non-resolvable private address (NRPA)
* @param[out] rand_addr: Pointer to the buffer where the NRPA will be stored.
* @return - ESP_OK : Success
* - Other : Failed
*/
esp_err_t esp_ble_gap_addr_create_nrpa(esp_bd_addr_t rand_addr);
/** /**
* @brief This function sets the length of time the Controller uses a Resolvable Private Address * @brief This function sets the length of time the Controller uses a Resolvable Private Address
* before generating and starting to use a new resolvable private address. * before generating and starting to use a new resolvable private address.
@ -1669,8 +1685,6 @@ esp_err_t esp_ble_gap_set_resolvable_private_address_timeout(uint16_t rpa_timeou
*/ */
esp_err_t esp_ble_gap_clear_rand_addr(void); esp_err_t esp_ble_gap_clear_rand_addr(void);
/** /**
* @brief Enable/disable privacy (including address resolution) on the local device * @brief Enable/disable privacy (including address resolution) on the local device
* *
@ -1985,7 +1999,6 @@ esp_err_t esp_ble_remove_bond_device(esp_bd_addr_t bd_addr);
*/ */
int esp_ble_get_bond_device_num(void); int esp_ble_get_bond_device_num(void);
/** /**
* @brief Get the device from the security database list of peer device. * @brief Get the device from the security database list of peer device.
* It will return the device bonded information immediately. * It will return the device bonded information immediately.