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extmod/modbluetooth: Add support for passkey authentication.

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Signed-off-by: Jim Mussared <jim.mussared@gmail.com>
This commit is contained in:
Jim Mussared
2020-11-26 23:49:45 +11:00
committed by Damien George
parent 4bcbbfdb6c
commit e4f27cbee7
3 changed files with 71 additions and 0 deletions
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20
extmod/modbluetooth.h
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@@ -148,6 +148,7 @@
#define MP_BLUETOOTH_IRQ_ENCRYPTION_UPDATE (28)
#define MP_BLUETOOTH_IRQ_GET_SECRET (29)
#define MP_BLUETOOTH_IRQ_SET_SECRET (30)
#define MP_BLUETOOTH_IRQ_PASSKEY_ACTION (31)
#define MP_BLUETOOTH_ADDRESS_MODE_PUBLIC (0)
#define MP_BLUETOOTH_ADDRESS_MODE_RANDOM (1)
@@ -167,6 +168,12 @@
#define MP_BLUETOOTH_PASSKEY_ACTION_DISPLAY (3)
#define MP_BLUETOOTH_PASSKEY_ACTION_NUMERIC_COMPARISON (4)
// These match NimBLE BLE_SM_IOACT_.
#define MP_BLUETOOTH_PASSKEY_ACTION_NONE (0)
#define MP_BLUETOOTH_PASSKEY_ACTION_INPUT (2)
#define MP_BLUETOOTH_PASSKEY_ACTION_DISPLAY (3)
#define MP_BLUETOOTH_PASSKEY_ACTION_NUMERIC_COMPARISON (4)
/*
These aren't included in the module for space reasons, but can be used
in your Python code if necessary.
@@ -202,6 +209,7 @@ _IRQ_CONNECTION_UPDATE = const(27)
_IRQ_ENCRYPTION_UPDATE = const(28)
_IRQ_GET_SECRET = const(29)
_IRQ_SET_SECRET = const(30)
_IRQ_PASSKEY_ACTION = const(31)
_FLAG_BROADCAST = const(0x0001)
_FLAG_READ = const(0x0002)
@@ -231,6 +239,11 @@ _IO_CAPABILITY_DISPLAY_YESNO = const(1)
_IO_CAPABILITY_KEYBOARD_ONLY = const(2)
_IO_CAPABILITY_NO_INPUT_OUTPUT = const(3)
_IO_CAPABILITY_KEYBOARD_DISPLAY = const(4)
_PASSKEY_ACTION_NONE = const(0)
_PASSKEY_ACTION_INPUT = const(2)
_PASSKEY_ACTION_DISPLAY = const(3)
_PASSKEY_ACTION_NUMERIC_COMPARISON = const(4)
*/
// bluetooth.UUID type.
@@ -332,6 +345,9 @@ int mp_bluetooth_set_preferred_mtu(uint16_t mtu);
#if MICROPY_PY_BLUETOOTH_ENABLE_PAIRING_BONDING
// Initiate pairing on the specified connection.
int mp_bluetooth_gap_pair(uint16_t conn_handle);
// Respond to a pairing request.
int mp_bluetooth_gap_passkey(uint16_t conn_handle, uint8_t action, mp_int_t passkey);
#endif // MICROPY_PY_BLUETOOTH_ENABLE_PAIRING_BONDING
#if MICROPY_PY_BLUETOOTH_ENABLE_CENTRAL_MODE
@@ -387,8 +403,12 @@ void mp_bluetooth_gatts_on_encryption_update(uint16_t conn_handle, bool encrypte
// Call this when you need the application to manage persistent key data.
// For get, if key is NULL, then the implementation must return the index'th matching key. Otherwise it should return a specific key.
// For set, if value is NULL, then delete.
// The "type" is stack-specific, but could also be used to implement versioning.
bool mp_bluetooth_gap_on_get_secret(uint8_t type, uint8_t index, const uint8_t *key, size_t key_len, const uint8_t **value, size_t *value_len);
bool mp_bluetooth_gap_on_set_secret(uint8_t type, const uint8_t *key, size_t key_len, const uint8_t *value, size_t value_len);
// Call this when a passkey verification needs to be processed.
void mp_bluetooth_gap_on_passkey_action(uint16_t conn_handle, uint8_t action, mp_int_t passkey);
#endif // MICROPY_PY_BLUETOOTH_ENABLE_PAIRING_BONDING
// Call this when a characteristic is written to.