Factor out bcd2int() into common/srdhelper.

5 files changed, 47 insertions, 12 deletions

diff --git a/common/srdhelper/__init__.py b/common/srdhelper/__init__.py
new file mode 100644
index 0000000..cf09d9d
--- /dev/null
+++ b/common/srdhelper/__init__.py
@@ -0,0 +1,21 @@
+##
+## This file is part of the libsigrokdecode project.
+##
+## Copyright (C) 2012-2014 Uwe Hermann <uwe@hermann-uwe.de>
+##
+## This program is free software; you can redistribute it and/or modify
+## it under the terms of the GNU General Public License as published by
+## the Free Software Foundation; either version 2 of the License, or
+## (at your option) any later version.
+##
+## This program is distributed in the hope that it will be useful,
+## but WITHOUT ANY WARRANTY; without even the implied warranty of
+## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+## GNU General Public License for more details.
+##
+## You should have received a copy of the GNU General Public License
+## along with this program; if not, write to the Free Software
+## Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+##
+
+from .mod import *
diff --git a/common/srdhelper/mod.py b/common/srdhelper/mod.py
new file mode 100644
index 0000000..e65ab17
--- /dev/null
+++ b/common/srdhelper/mod.py
@@ -0,0 +1,23 @@
+##
+## This file is part of the libsigrokdecode project.
+##
+## Copyright (C) 2012-2014 Uwe Hermann <uwe@hermann-uwe.de>
+##
+## This program is free software; you can redistribute it and/or modify
+## it under the terms of the GNU General Public License as published by
+## the Free Software Foundation; either version 2 of the License, or
+## (at your option) any later version.
+##
+## This program is distributed in the hope that it will be useful,
+## but WITHOUT ANY WARRANTY; without even the implied warranty of
+## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+## GNU General Public License for more details.
+##
+## You should have received a copy of the GNU General Public License
+## along with this program; if not, write to the Free Software
+## Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+##
+
+# Return the specified BCD number (max. 8 bits) as integer.
+def bcd2int(b):
+    return (b & 0x0f) + ((b >> 4) * 10)
diff --git a/decoders/dcf77/pd.py b/decoders/dcf77/pd.py
index adee403..cbdfa87 100644
--- a/decoders/dcf77/pd.py
+++ b/decoders/dcf77/pd.py
@@ -20,10 +20,7 @@
 
 import sigrokdecode as srd
 import calendar
-
-# Return the specified BCD number (max. 8 bits) as integer.
-def bcd2int(b):
-    return (b & 0x0f) + ((b >> 4) * 10)
+from srdhelper import bcd2int
 
 class SamplerateError(Exception):
     pass
diff --git a/decoders/ds1307/pd.py b/decoders/ds1307/pd.py
index b784b6d..cb5fc13 100644
--- a/decoders/ds1307/pd.py
+++ b/decoders/ds1307/pd.py
@@ -21,6 +21,7 @@
 
 import re
 import sigrokdecode as srd
+from srdhelper import bcd2int
 
 days_of_week = (
     'Sunday', 'Monday', 'Tuesday', 'Wednesday',
@@ -51,10 +52,6 @@ def regs_and_bits():
     l += [('bit-' + re.sub('\/| ', '-', b).lower(), b + ' bit') for b in bits]
     return tuple(l)
 
-# Return the specified BCD number (max. 8 bits) as integer.
-def bcd2int(b):
-    return (b & 0x0f) + ((b >> 4) * 10)
-
 class Decoder(srd.Decoder):
     api_version = 2
     id = 'ds1307'
diff --git a/decoders/rtc8564/pd.py b/decoders/rtc8564/pd.py
index 24a68fb..258ec27 100644
--- a/decoders/rtc8564/pd.py
+++ b/decoders/rtc8564/pd.py
@@ -19,10 +19,7 @@
 ##
 
 import sigrokdecode as srd
-
-# Return the specified BCD number (max. 8 bits) as integer.
-def bcd2int(b):
-    return (b & 0x0f) + ((b >> 4) * 10)
+from srdhelper import bcd2int
 
 def reg_list():
     l = []