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feat(core): use random suffix for BLE name when pairing
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@ -2,6 +2,7 @@ import trezorble as ble
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import trezorui_api
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from storage import device as storage_device
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from trezor import utils
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from trezor.crypto import random
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from trezor.ui.layouts import CONFIRMED, raise_if_not_confirmed
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from trezor.wire import ActionCancelled
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@ -13,8 +14,25 @@ def _end_pairing() -> None:
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ble.stop_advertising()
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def _default_ble_name() -> str:
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"""Return model name and three random letters.
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>>> n1 = _default_ble_name()
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>>> n1.startswith(utils.MODE_FULL_NAME)
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True
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>>> n2 = _default_ble_name()
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>>> n2.startswith(utils.MODE_FULL_NAME)
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True
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>>> n1 == n2
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False
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"""
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charset = "ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789"
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random_chars = "".join(charset[random.uniform(len(charset))] for _ in range(3))
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return f"{utils.MODEL_FULL_NAME} ({random_chars})"
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async def pair_new_device() -> None:
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label = storage_device.get_label() or utils.MODEL_FULL_NAME
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label = storage_device.get_label() or _default_ble_name()
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ble.start_advertising(False, label)
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try:
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code = await raise_if_not_confirmed(
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