ddnet/datasrc/crosscompile.py

import network
import seven.network

def get_msgs():
	return ["NETMSG_INVALID"] + [m.enum_name for m in network.Messages]

def get_msgs_7():
	return ["NETMSG_INVALID"] + [m.enum_name for m in seven.network.Messages]

def get_objs():
	return ["NETOBJ_INVALID"] + [m.enum_name for m in network.Objects if m.ex is None]

def get_objs_7():
	return ["NETOBJ_INVALID"] + [m.enum_name for m in seven.network.Objects]

def generate_map(a, b):
	result = []
	for m in a:
		try:
			result += [b.index(m)]
		except ValueError:
			result += [-1]

	return result


def output_map(name, m):
	print("static const int gs_{}[{}] = {{".format(name, len(m)))
	print(*m, sep=',')
	print("};")
	print("inline int {0}(int a) {{ if(a < 0 || a >= {1}) return -1; return gs_{0}[a]; }}".format(name, len(m)))

def main():
	guard = "GAME_GENERATED_PROTOCOLGLUE"
	print("#ifndef " + guard)
	print("#define " + guard)

	msgs = get_msgs()
	msgs7 = get_msgs_7()

	output_map("Msg_SixToSeven", generate_map(msgs, msgs7))
	output_map("Msg_SevenToSix", generate_map(msgs7, msgs))

	objs = get_objs()
	objs7 = get_objs_7()
	output_map("Obj_SixToSeven", generate_map(objs, objs7))
	output_map("Obj_SevenToSix", generate_map(objs7, objs))

	print("#endif //" + guard)

if __name__ == "__main__":
	main()