def write_resolution(port, resolution):
write_vuint(port, len(resolution))
for name, item in resolution:
write_bvec(port, name)
if item:
port.write(b'\1')
write_item(port, item)
else:
port.write(b'\0')
def write_resolution(port, resolution):
write_vuint(port, len(resolution))
for name, item in resolution:
write_bvec(port, name)
if item:
port.write(b'\x01')
write_item(port, item)
else:
port.write(b'\x00')
def write_ioerror(port, ex):
assert isinstance(ex, IOError)
write_vuint(port, (1 if ex.errno is not None else 0)
| (2 if ex.strerror is not None else 0)
| (4 if ex.terminus is not None else 0))
if ex.errno is not None:
write_vint(port, ex.errno)
if ex.strerror is not None:
write_bvec(port, ex.strerror.encode('utf-8'))
if ex.terminus is not None:
write_resolution(port, ex.terminus)
def write(self, port, include_path=True):
records = include_path and [(_rec_tag_path, self._encode_path())] or []
records.extend([(_rec_tag_common, self._encode_common()),
(_rec_tag_symlink_target, self._encode_symlink_target()),
(_rec_tag_posix1e_acl, self._encode_posix1e_acl()),
(_rec_tag_linux_attr, self._encode_linux_attr()),
(_rec_tag_linux_xattr, self._encode_linux_xattr())])
for tag, data in records:
if data:
vint.write_vuint(port, tag)
vint.write_bvec(port, data)
vint.write_vuint(port, _rec_tag_end)
def write_ioerror(port, ex):
assert isinstance(ex, IOError)
write_vuint(port,
(1 if ex.errno is not None else 0)
| (2 if ex.message is not None else 0)
| (4 if ex.terminus is not None else 0))
if ex.errno is not None:
write_vint(port, ex.errno)
if ex.message is not None:
write_bvec(port, ex.message.encode('utf-8'))
if ex.terminus is not None:
write_resolution(port, ex.terminus)
def write(self, port, include_path=True):
records = include_path and [(_rec_tag_path, self._encode_path())] or []
records.extend([(_rec_tag_common, self._encode_common()),
(_rec_tag_symlink_target, self._encode_symlink_target()),
(_rec_tag_posix1e_acl, self._encode_posix1e_acl()),
(_rec_tag_linux_attr, self._encode_linux_attr()),
(_rec_tag_linux_xattr, self._encode_linux_xattr())])
for tag, data in records:
if data:
vint.write_vuint(port, tag)
vint.write_bvec(port, data)
vint.write_vuint(port, _rec_tag_end)
def path_info(self, paths):
self.check_busy()
self.conn.write('path-info\n')
if not isinstance(paths, list): # FIXME: check for "not oneshot".
paths = list(paths)
vint.write_vuint(self.conn, len(paths))
for path in paths:
vint.write_bvec(self.conn, path)
result = []
for path in paths:
data = vint.read_bvec(self.conn)
if data:
result.append(vint.unpack('sss', data))
else:
result.append(None)
self.check_ok()
return result
def encode_and_decode_vuint(x):
f = BytesIO()
vint.write_vuint(f, x)
return vint.read_vuint(BytesIO(f.getvalue()))
def encode_and_decode_vuint(x):
f = StringIO()
vint.write_vuint(f, x)
return vint.read_vuint(StringIO(f.getvalue()))
def encode_and_decode_vuint(x):
f = BytesIO()
vint.write_vuint(f, x)
return vint.read_vuint(BytesIO(f.getvalue()))
def encode_and_decode_vuint(x):
f = StringIO()
vint.write_vuint(f, x)
return vint.read_vuint(StringIO(f.getvalue()))