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radio/util/hw_defs/hal_json.py

@@ -0,0 +1,78 @@
+import re
+import sys
+
+
+#
+# Return a file handle or STDIN
+#
+def open_file(filename):
+    if filename and not filename == "-":
+        return open(filename)
+    else:
+        return sys.stdin
+
+
+#
+# Read lines of defines into a dictionary
+#
+def parse_hw_defs(filename):
+    hw_defs = {}
+
+    with open_file(filename) as file:
+        for line in file.readlines():
+            m = re.match(r"#define ([^\s]*)\s*(.*)", line.rstrip())
+            if m:
+                name = m.group(1)
+                value = m.group(2)
+                if value.isnumeric():
+                    value = int(value)
+                elif not value:
+                    value = None
+                hw_defs[name] = value
+
+    return hw_defs
+
+
+def prune_dict(d):
+    # ret = {}
+    # for k, v in d.items():
+    #     if v is not None:
+    #         ret[k] = v
+    # return ret
+    return d
+
+
+# class DictEncoder(json.JSONEncoder):
+#     def default(self, o):
+#         if isinstance(o, Switch):
+#             return prune_dict(o.__dict__)
+#         if isinstance(o, ADCInput):
+#             return prune_dict(o.__dict__)
+#         if isinstance(o, SPI_ADCInput):
+#             return prune_dict(o.__dict__)
+#         if isinstance(o, ADC):
+#             return prune_dict(o.__dict__)
+#         if isinstance(o, Trim):
+#             return prune_dict(o.__dict__)
+#         if isinstance(o, Key):
+#             return prune_dict(o.__dict__)
+#         if isinstance(o, Display):
+#             return prune_dict(o.__dict__)
+#         if isinstance(o, CFS):
+#             return prune_dict(o.__dict__)
+#         if isinstance(o, Misc):
+#             return prune_dict(o.__dict__)
+
+#         # Let the base class default method raise the TypeError
+#         return json.JSONEncoder.default(self, o)
+
+
+#
+# Parse HAL defines into JSON
+#
+def parse_defines(filename, target):
+    # hw_defs = LoggingDict(parse_hw_defs(filename))
+    # out_defs = {}
+    #
+    # print(json.dumps(out_defs, cls=DictEncoder, indent=2))
+    pass