def _udp_alloc_callback_(handle, suggested_size, buf):
ec = core.get_ec()
self = uv_callback.peek(ec.uv__udp_recv, handle)
if self.read_buffer_size > 0:
array = alloc_uint8array(self.read_buffer_size)
else:
array = alloc_uint8array(rffi.r_long(suggested_size))
self.alloc_buffers.append(array)
buf.c_base = rffi.cast(rffi.CCHARP, array.uint8data)
buf.c_len = rffi.r_size_t(array.length)
def _listen_callback_(handle, status):
status = int(status)
ec = core.get_ec()
if status < 0:
self = uv_callback.drop(ec.uv__connection, handle)
self.listen_status = status
else:
self = uv_callback.peek(ec.uv__connection, handle)
self.listen_count += 1
if self.accept_greenlet is not None:
greenlet, self.accept_greenlet = self.accept_greenlet, None
core.root_switch(ec, [greenlet])
def _fs_event_cb_(handle, filename, events, status):
ec = core.get_ec()
try:
self = uv_callback.peek(ec.uv__fs_event, handle)
status = rffi.r_long(status)
if self.status == 0 and status < 0:
uv_callback.drop(ec.uv__fs_event, handle)
self.status = status
return
obj = Exnihilo()
obj.setattr(u"path", from_cstring(rffi.charp2str(filename)))
if rffi.r_long(events) == 1:
obj.setattr(u"type", String(u"rename"))
else:
obj.setattr(u"type", String(u"change"))
if self.greenlet is None:
self.data.append(obj)
else:
greenlet, self.greenlet = self.greenlet, None
core.switch([greenlet, obj])
except Unwinder as unwinder:
core.root_unwind(ec, unwinder)