mirror of
https://github.com/trezor/trezor-firmware.git
synced 2024-11-25 17:09:44 +00:00
82 lines
2.1 KiB
Python
Executable File
82 lines
2.1 KiB
Python
Executable File
#!/usr/bin/env python3
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import sys
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from os.path import basename
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from graphviz import Digraph
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class Message(object):
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def __init__(self, fname, name, attrs):
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self.fname = basename(fname)
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self.name = name
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if len(attrs) == 0:
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raise ValueError("message '%s' has no attributes" % name)
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t = attrs[0][0]
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if t in ["start", "end", "auxstart", "auxend", "embed", "ignore"]:
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self.typ = t
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attrs = attrs[1:]
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elif t == "next":
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self.typ = "normal"
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attrs = attrs
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else:
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raise ValueError("wrong message type in message '%s'" % name)
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self.next = []
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for a in attrs:
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if a[0] == "next":
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self.next.append(a[1])
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def __repr__(self):
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return '%s(type=%s, fname="%s", next=%s)' % (
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self.name,
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self.typ,
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self.fname,
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self.next,
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)
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def generate_messages(files):
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attrs = []
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msgs = {}
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for f in files:
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for line in open(f, "rt").readlines():
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line = line.rstrip()
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if line.startswith(" * @"):
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attrs.append(line[4:].split(" "))
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elif line.startswith("message "):
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name = line[8:-2]
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msgs[name] = Message(f, name, attrs)
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attrs = []
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return msgs
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def generate_graph(msgs, fn):
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dot = Digraph()
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dot.attr(rankdir="LR")
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for m in msgs.values():
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if m.typ == "start":
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dot.node(m.name, shape="box", color="blue")
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elif m.typ == "end":
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dot.node(m.name, shape="box", color="green3")
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elif m.typ == "auxstart":
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dot.node(m.name, shape="diamond", color="blue")
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elif m.typ == "auxend":
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dot.node(m.name, shape="diamond", color="green3")
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elif m.typ == "normal":
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dot.node(m.name)
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for m in msgs.values():
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for n in m.next:
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dot.edge(m.name, n)
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dot.render(fn)
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def main():
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proto_files = sys.argv
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msgs = generate_messages(proto_files)
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generate_graph(msgs, "proto.gv")
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if __name__ == "__main__":
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main()
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