Merge pull request #11 from tmecklem/tmecklem/eat-null-bytes-within-c…

…gm-pages Ignore null opcode bytes within a cgm page
openaps · Oct 18, 2016 · 85e5ff7 · 85e5ff7
2 parents aeee7c9 + 33e3c4e
commit 85e5ff7
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/decocare/cgm/__init__.py b/decocare/cgm/__init__.py
@@ -152,6 +152,11 @@ def decode (self):
     prefix_records = []
     for B in iter(lambda: self.stream.read(1), ""):
       B = bytearray(B)
+
+      # eat nulls within the page to avoid 0-value sgv records
+      if B[0] == 0x00:
+        continue
+
       record = self.suggest(B[0])
       record['_tell'] = self.stream.tell( )
       # read packet if needed