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b5e8702 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 | """
Exceptions used in hpack.
"""
from __future__ import annotations
class HPACKError(Exception):
"""
The base class for all ``hpack`` exceptions.
"""
class HPACKDecodingError(HPACKError):
"""
An error has been encountered while performing HPACK decoding.
"""
class InvalidTableIndexError(HPACKDecodingError):
"""
An invalid table index was received.
.. versionadded:: 4.1.0
"""
class InvalidTableIndex(InvalidTableIndexError): # noqa: N818
"""
An invalid table index was received.
.. deprecated:: 4.1.0
Renamed to :class:`InvalidTableIndexError`, use it instead.
"""
class OversizedHeaderListError(HPACKDecodingError):
"""
A header list that was larger than we allow has been received. This may be
a DoS attack.
.. versionadded:: 2.3.0
"""
class InvalidTableSizeError(HPACKDecodingError):
"""
An attempt was made to change the decoder table size to a value larger than
allowed, or the list was shrunk and the remote peer didn't shrink their
table size.
.. versionadded:: 3.0.0
"""
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