fix(core): don't send button requests when unlocking because BLE pairing is in progress

[no changelog]

core/src/apps/base.py

@@ -319,7 +319,9 @@ def lock_device_if_unlocked() -> None:
         lock_device(interrupt_workflow=workflow.autolock_interrupts_workflow)
 
 
-async def unlock_device(ctx: wire.GenericContext = wire.DUMMY_CONTEXT) -> None:
+async def unlock_device(
+    ctx: wire.GenericContext = wire.DUMMY_CONTEXT, skip_button_request: bool = False
+) -> None:
     """Ensure the device is in unlocked state.
 
     If the storage is locked, attempt to unlock it. Reset the homescreen and the wire
@@ -329,7 +331,7 @@ async def unlock_device(ctx: wire.GenericContext = wire.DUMMY_CONTEXT) -> None:
 
     if not config.is_unlocked():
         # verify_user_pin will raise if the PIN was invalid
-        await verify_user_pin(ctx)
+        await verify_user_pin(ctx, skip_button_request=skip_button_request)
 
     set_homescreen()
 

core/src/apps/common/request_pin.py

@@ -98,6 +98,7 @@ async def verify_user_pin(
     allow_cancel: bool = True,
     retry: bool = True,
     cache_time_ms: int = 0,
+    skip_button_request: bool = False,
 ) -> None:
     # _get_last_unlock_time
     last_unlock = int.from_bytes(
@@ -116,7 +117,11 @@ async def verify_user_pin(
         from trezor.ui.layouts import request_pin_on_device
 
         pin = await request_pin_on_device(
-            ctx, prompt, config.get_pin_rem(), allow_cancel
+            ctx,
+            prompt,
+            config.get_pin_rem(),
+            allow_cancel,
+            skip_button_request=skip_button_request,
         )
         config.ensure_not_wipe_code(pin)
     else:
@@ -131,7 +136,12 @@ async def verify_user_pin(
 
     while retry:
         pin = await request_pin_on_device(  # type: ignore ["request_pin_on_device" is possibly unbound]
-            ctx, "Enter PIN", config.get_pin_rem(), allow_cancel, wrong_pin=True
+            ctx,
+            "Enter PIN",
+            config.get_pin_rem(),
+            allow_cancel,
+            wrong_pin=True,
+            skip_button_request=skip_button_request,
         )
         if config.unlock(pin, salt):
             _set_last_unlock_time()

core/src/bluetooth.py

@@ -59,7 +59,7 @@ def int_find_handler(
             return None
 
         async def wrapper(ctx: wire.Context, msg: wire.Msg) -> protobuf.MessageType:
-            await unlock_device(ctx)
+            await unlock_device(ctx, True)
             return await orig_handler(ctx, msg)
 
     return wrapper