Class CInv

test/bitcoin_functional/functional/test_framework/messages.py:222–250

class CInv:
    __slots__ = ("hash", "type")

    typemap = {
        0: "Error",
        1: "TX",
        2: "Block",
        1|MSG_WITNESS_FLAG: "WitnessTx",
        2|MSG_WITNESS_FLAG : "WitnessBlock",
        4: "CompactBlock"
    }

    def __init__(self, t=0, h=0):
        self.type = t
        self.hash = h

    def deserialize(self, f):
        self.type = struct.unpack("<i", f.read(4))[0]
        self.hash = deser_uint256(f)

    def serialize(self):
        r = b""
        r += struct.pack("<i", self.type)
        r += ser_uint256(self.hash)
        return r

    def __repr__(self):
        return "CInv(type=%s hash=%064x)" \
            % (self.typemap[self.type], self.hash)


class CBlockLocator: