X-Git-Url: http://www.git.cypherpunks.ru/?a=blobdiff_plain;f=doc%2Fnews.rst;h=10befb1cfa787c5d9f9d491500ce241f41704fa0;hb=c2a5b57cb40ea08fa13ec7d1591881d4b19bab1e;hp=3fbddd0325b56aa6c2c7fb8fcaa3f8d605fa6d6e;hpb=ac86b0fe801de06f9b861579e5d566d3cdb3236b;p=pyderasn.git diff --git a/doc/news.rst b/doc/news.rst index 3fbddd0..10befb1 100644 --- a/doc/news.rst +++ b/doc/news.rst @@ -1,11 +1,128 @@ News ==== +.. _release7.4: + +7.4 +--- + +* Fix DEFINED BY pprinting when invoking as __main__ module +* Integer has ``tohex()`` for getting hexadecimal representation of its value +* ``hexdump()`` (``hexdump -C`` like output) and ``ascii_visualize()`` + (visualize ASCII printable characters, like in ``hexdump -C``) pretty + printing functions appeared +* Experimental ASN.1 interactive terminal browser (``--browse`` and + ``pyderasn.browse``). + You will need `urwid package `__ to use it + +.. _release7.3: + +7.3 +--- + +* SEQUENCE/SET fully performs default value existence validation in + evgen mode, by the cost of DEFAULTed value full decoding. That should + not be the problem, as DEFAULTs are relatively small in practice. Now + evgen mode has the same DER validation strictness as an ordinary one + +.. _release7.2: + +7.2 +--- + +* Restored workability of some command line options +* 2-pass DER encoding mode with very little memory footprint + +.. _release7.1: + +7.1 +--- + +* README updating + +.. _release7.0: + +7.0 +--- +* Fixed invalid behaviour where SET OF allowed multiple objects with the + same tag to be successfully decoded +* Fixed possibly invalid SET DER encoding where objects were not sorted + by tag, but by encoded representation +* ``Any`` does not allow empty data value now. Now it checks if it has + valid ASN.1 tag +* ``SetOf`` is not treated as ready, if no value was set and minimum + bounds are greater than zero +* ``Any`` allows an ordinary ``Obj`` storing, without its forceful + encoded representation storage. That is required for CER encoding + mode, where we do not know in advance what encoding will be used +* ``ObjectIdentifier`` stores values as C unsigned long integer, + forbidding storage of huge integers, that must not be a problem in + practice +* Initial support for so called ``evgen_mode``: event generation mode, + where no in-memory objects storing happens, giving ability to process + ASN.1 data without fully parsing it first. ``python -m pyderasn`` has + ``--evgen`` mode switcher +* Useful ``agg_octet_string`` that is able to streamingly decode string + from events of ``evgen_mode``, allowing strings retrieving without + copying them to memory first +* Initial experimental CER encoding mode, allowing streaming encoding of + the data directly to some writeable object +* Ability to use mmap-ed memoryviews to skip files loading to memory +* Ability to use memoryview as an input for \*Strings. If they are + mmap-ed, then you can encode any quantities of data streamingly + without copying to memory + +.. _release6.3: + +6.3 +--- +* Fixed workability under Python 3.5. Previously only 2.7 and 3.6 + versions were tested + +.. _release6.2: + +6.2 +--- +* Python ``int()``'s accepts even more various non-decimal characters + than expected. Make validation fully strict in UTCTime and + GeneralizedTime, without relying on ``int()`` + +.. _release6.1: + +6.1 +--- +* UTCTime and GeneralizedTime allowed values to have plus sign in them, + passing int() check successfully. Prohibit that incorrect behaviour +* UTCTime and GeneralizedTime BER decoding support +* Faster UTCTime and GeneralizedTime decoding, and slightly better + overall performance +* Workability under Cython +* Explicitly Check that all ObjectIdentifier arcs are non-negative + +.. _release6.0: + +6.0 +--- +* ``.copy()`` method removed: ``copy.copy()`` is preferred way to copy + objects now +* Copies made previously with ``.copy()`` lacked ``.defined`` field, + now they are not +* All objects are friendly to ``pickle`` libraries +* PrintableString has ``allow_asterisk`` and ``allow_ampersand`` + properties +* ``.hexencode()``, ``.hexdecode()`` and ``.hexdecod()`` methods + appeared, working with hexadecimal encoded data + .. _release5.6: 5.6 --- * Convenient ``.decod()`` method, that raises if tail is not empty +* Control characters (like newlines) of text fields in pprinted output + are escaped +* Ability to allow asterisk and ampersand characters + (``allow_asterisk``, ``allow_ampersand`` kwargs) in PrintableString, + that unfortunately could be met in X.509 certificates .. _release5.5: @@ -17,7 +134,7 @@ News 5.4 --- -* Do not shadow underlying ``DecodeError`` during decoding of optional +* Do not shadow underlying DecodeError during decoding of optional sequence's field .. _release5.3: @@ -295,7 +412,7 @@ utility. 1.5 --- -* Generic decoder's scheme and pretty printer +* Generic decoder's schema and pretty printer (:py:func:`pyderasn.generic_decoder`) can be used in libraries * Ability to specify :ref:`defines_by_path ` during command line invocation