diff options
| -rw-r--r-- | gnuradio-core/src/python/gnuradio/gruimpl/hexint.py | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/gnuradio-core/src/python/gnuradio/gruimpl/hexint.py b/gnuradio-core/src/python/gnuradio/gruimpl/hexint.py index 8d46e8192..f2808c448 100644 --- a/gnuradio-core/src/python/gnuradio/gruimpl/hexint.py +++ b/gnuradio-core/src/python/gnuradio/gruimpl/hexint.py @@ -30,3 +30,15 @@ def hexint(mask): if mask >= 2**31: return int(mask-2**32) return mask + +def hexshort(mask): + """ + Convert unsigned masks into signed shorts. + + This allows us to use hex constants like 0x8000 when talking to + our hardware and not get screwed by them getting treated as python + longs. + """ + if mask >= 2**15: + return int(mask-2**16) + return mask |