def file_truncate(radio, path_list, offset):
def _truncate_msg(tname, offset):
msg = TagPut(tname,
pl=TagTlvList([(tlv_types.INTEGER, offset)]))
return msg
tname = TagName(path2tlvs(path_list))
req_msg = _truncate_msg(tname, offset)
if get_cmd_args().verbosity > 2:
mylog.debug(method=inspect.stack()[0][3],
lineno=sys._getframe().f_lineno,
name=req_msg.name, offset=offset)
err, payload, msg_meta = msg_exchange(radio, req_msg)
if (err == tlv_errors.SUCCESS):
amtLeft = payload2values(payload,
[tlv_types.SIZE,
])[0]
if get_cmd_args().verbosity > 2:
mylog.debug(method=inspect.stack()[0][3],
lineno=sys._getframe().f_lineno,
offset=amtLeft)
return amtLeft
mylog.error(method=inspect.stack()[0][3],
lineno=sys._getframe().f_lineno,
error=err)
return -2
def _get_dir_msg(path_list, version):
tlv_list = path2tlvs(path_list)
if (version):
tlv_list.append(TagTlv(tlv_types.VERSION, version))
im_name = TagName(tlv_list)
msg = TagGet(im_name)
return msg
def _put_msg(path_list, buf, offset=None):
tlv_list = path2tlvs(path_list)
if (offset):
tlv_list.append(TagTlv(tlv_types.OFFSET, offset))
tname = TagName(tlv_list)
msg = TagPut(tname)
msg.payload = bytearray(buf[0:msg.payload_avail()])
return (msg, len(msg.payload))
def _file_record_msg(path_list):
# / <node_id> / "tag" / "info" / "sens" / "gps" / "xyz"
tlv_list = path2tlvs(path_list)
tname = TagName(tlv_list)
if get_cmd_args().verbosity > 3:
mylog.debug(method=inspect.stack()[0][3],
lineno=sys._getframe().f_lineno,
name=tname)
return TagGet(tname)
def _file_bytes_msg(path_list, amount_to_get, file_offset):
# / <node_id> / "tag" / "sd" / 0 / devname / byte [/ fileno]
tlv_list = path2tlvs(path_list)
tlv_list.extend([
TagTlv(tlv_types.OFFSET, file_offset),
TagTlv(tlv_types.SIZE, amount_to_get)
])
tname = TagName(tlv_list)
# zzz
print(tname)
return TagGet(tname)
def _file_bytes_msg(path_list, amount_to_get, file_offset):
# / <node_id> / "tag" / "sd" / 0 / blockname / byte [/ fileno]
tlv_list = path2tlvs(path_list)
tlv_list.extend([TagTlv(tlv_types.OFFSET, file_offset),
TagTlv(tlv_types.SIZE, amount_to_get)])
tname = TagName(tlv_list)
if get_cmd_args().verbosity > 2:
mylog.debug(method=inspect.stack()[0][3],
lineno=sys._getframe().f_lineno,
name=tname)
return TagGet(tname)
def _delete_msg(path_list):
im_name = TagName(path2tlvs(path_list))
msg = TagDelete(im_name)
return msg
def _close_msg(path_list):
im_name = TagName(path2tlvs(path_list))
msg = TagPut(im_name, pl=[TagTlv(tlv_types.EOF)])
return msg
def _get_dir_msg(path_list):
im_name = TagName(path2tlvs(path_list))
msg = TagGet(im_name)
return msg
def dblk_put_note(radio, path_list, note):
tname = TagName(path2tlvs(path_list))
return _put_bytes(radio, tname, note, 0)
def file_put_bytes(radio, path_list, buf, offset):
tname = TagName(path2tlvs(path_list))
return _put_bytes(radio, tname, buf, offset)
def _file_attr_msg(path_list):
tname = TagName(path2tlvs(path_list))
# zzz print('file update attrs', path_list, tname)
return TagHead(tname)
def _file_attr_msg(path_list):
tname = TagName(path2tlvs(path_list))
return TagHead(tname)
def _set_version_msg(path_list):
tlv_list = path2tlvs(path_list[:-1])
tlv_list.append(TagTlv(tlv_types.VERSION, path_list[-1].split('.')))
req_obj = TagPut(TagName(tlv_list))
return req_obj
def _close_msg(path_list):
im_name = TagName(path2tlvs(path_list))
im_name.append(TagTlv(tlv_types.OFFSET, offset))
msg = TagPut(im_name, pl=TagTlvList([TagTlv(tlv_types.EOF)]))
return msg