def onmessage_cb(channel, datatype, data, length, userdata):
if datatype == RTCDC_DATATYPE_STRING:
message = ffi.cast("char *", data)
message = ffi.string(message)
message = message[:length].decode("UTF-8")
if datatype == RTCDC_DATATYPE_BINARY:
message = ffi.cast("char *", data)
message = ffi.buffer(message, length)[:]
if userdata:
ffi.from_handle(userdata)._onMessage(message)
def onconnect_cb(peer, userdata):
ffi.from_handle(userdata)._onConnect(peer, userdata)
def oncandidate_cb(peer, candidate, userdata):
candidate = ffi.string(candidate)
ffi.from_handle(userdata)._onCandidate(peer, candidate)
def onchannel_cb(peer, dc, userdata):
dc.on_message = lib.onmessage_cb
dc.user_data = userdata
ffi.from_handle(userdata)._onChannel(peer, dc)
def onclose_cb(channel, userdata):
ffi.from_handle(userdata)._onClose(channel)
def onopen_cb(channel, userdata):
ffi.from_handle(userdata)._onOpen(channel)