def make_sym_map()

in mozetl/bhr_collection/bhr_collection.py [0:0]

• 35 lines of code
• 9 McCabe index (conditional complexity)

def make_sym_map(data):
    public_symbols = {}
    func_symbols = {}

    for line in data.splitlines():
        line = line.decode("utf-8")
        if line.startswith("PUBLIC "):
            line = line.rstrip()
            fields = line.split(" ", 3)
            m_offset = 0
            if fields[1] == "m":
                m_offset = 1
                fields = line.split(" ", 4)
            if len(fields) < 4 + m_offset:
                raise ValueError("Failed to parse address - line: {}".format(line))
            address = int(fields[1 + m_offset], 16)
            symbol = fields[3 + m_offset]
            public_symbols[address] = symbol[:SYMBOL_TRUNCATE_LENGTH]
        elif line.startswith("FUNC "):
            line = line.rstrip()
            fields = line.split(" ", 4)
            m_offset = 0
            if fields[1] == "m":
                m_offset = 1
                fields = line.split(" ", 5)
            if len(fields) == 4 + m_offset:
                symbol = "(no symbol)"
            elif len(fields) < 4 + m_offset:
                raise ValueError("Failed to parse address - line: {}".format(line))
            else:
                symbol = fields[4 + m_offset]
            address = int(fields[1 + m_offset], 16)
            func_symbols[address] = symbol[:SYMBOL_TRUNCATE_LENGTH]
    # Prioritize PUBLIC symbols over FUNC ones
    sym_map = func_symbols
    sym_map.update(public_symbols)

    return sorted(sym_map), sym_map