apps.homescreen: respond with ~correct data, handle GetFeatures

src/apps/homescreen/__init__.py

@@ -1,29 +1,30 @@
 from trezor.wire import register_type, protobuf_handler, write_message
 from trezor.utils import unimport
-from trezor.messages.wire_types import Initialize
+from trezor.messages.wire_types import Initialize, GetFeatures
 
 
-@unimport
-async def dispatch_Initialize(_, session_id):
+async def respond(_, session_id):
+    from ..common import storage
     from trezor.messages.Features import Features
-    features = Features(
-        revision='deadbeef',
-        bootloader_hash='deadbeef',
-        device_id='DEADBEEF',
-        coins=[],
-        imported=False,
-        initialized=False,
-        label='My TREZOR',
-        major_version=2,
-        minor_version=0,
-        patch_version=0,
-        pin_cached=False,
-        pin_protection=True,
-        passphrase_cached=False,
-        passphrase_protection=False,
-        vendor='bitcointrezor.com')
-    await write_message(session_id, features)
+
+    f = Features()
+    f.vendor = 'bitcointrezor.com'
+    f.revision = '0123456789'
+    f.bootloader_hash = '0123456789'
+    f.major_version = 2
+    f.minor_version = 0
+    f.patch_version = 0
+    f.coins = []
+
+    f.device_id = storage.get_device_id()
+    f.label = storage.get_label()
+    f.initialized = storage.is_initialized()
+    f.pin_protection = storage.is_protected_by_pin()
+    f.passphrase_protection = storage.is_protected_by_passphrase()
+
+    await write_message(session_id, f)
 
 
 def boot():
-    register_type(Initialize, protobuf_handler, dispatch_Initialize)
+    register_type(Initialize, protobuf_handler, respond)
+    register_type(GetFeatures, protobuf_handler, respond)