--- CBOR-XS/Changes 2013/12/01 14:48:00 1.40 +++ CBOR-XS/Changes 2023/09/07 23:52:24 1.96 @@ -3,10 +3,147 @@ TODO: pack_keys? TODO: document encode_cbor_sharing? TODO: weaken cyclic structures? +TODO: large negative integers +TODO: type cast tests. +TODO: round-tripping of types, such as float16 - maybe types::Serialiser support? +TODO: possibly implement https://peteroupc.github.io/CBOR/extended.html, but NaNs are nonportable. rely on libecb? +TODO: https://github.com/svaarala/cbor-specs/blob/master/cbor-nonutf8-string-tags.rst, but maybe that is overkill? -1.11 +TODO: as_object -> key value pair list to allow non-string hash keys +TODO: sharefdref should not shar references, but copies of references to the same referent + - \0, \1, \undef do not work, and were not intended to ever work, as + special values, despite being mentioned in the documentation (reported + by nuclightq). + +1.86 Thu 04 Nov 2021 17:48:16 CET + - fixed a wrong printf format specifier (reported by Petr Písař). + +1.85 Sat 23 Oct 2021 04:59:56 CEST + - left debugging printf in code, need a test for that :( + +1.84 Thu 21 Oct 2021 03:11:52 CEST + - fix a bug in validate_utf8 where we call perl's is_utf8_string with + a lenght of zero for empty strings, but perl interprets that as + "calculate length", causing spurious validation errors for + empty strings. + - include validate_utf8 in new_safe. + - avoid some warnings. + +1.83 Tue Dec 8 09:27:06 CET 2020 + - add CBOR::XS::as_map cast function. + +1.82 Tue Dec 1 02:47:40 CET 2020 + - add CBOR::XS::as_bool cast function. + +1.81 Mon Nov 30 19:29:33 CET 2020 + - cast functions were broken due to last-minute renaming. thats + what you get for not having a tessuite. + - Math::BigInt and Math::BigFloat are pretty broken (again), + so disable some tests. (try printing the bigfloat + 799999999999999999998E99999999999999999998). + +1.8 Sun Nov 29 22:35:13 CET 2020 + - experimental support for some type casts, as well as embedding + raw cbor data. + +1.71 Thu Nov 15 20:52:13 CET 2018 + - work around what smells like a perl bug w.r.t. exceptions + thrown in callbacks. + - update libecb. + +1.7 Tue Jun 27 04:02:23 CEST 2017 + - SECURITY FIX: fix two bugs found by american fuzzy lop, + upgrade is advised if you accept data from untrusted + sources. + - an out-of bound sharedref or stringref index could cause an + out of bounds access - might be exploitable. + - a decoding error during indefinite array or hash decoding + could cause an endless loop. + +1.6 Wed Dec 7 15:13:23 CET 2016 + - greatly expand the SECURITY IMPLICATIONS and similar sections. + - new constructor new_safe, to create a secure CBOR::XS object. + - new option forbid_objects, to disallow serialisation. + - new CBOR::XS::safe_filter functionality. + - fix a crash when decoding a cyclic data structure using + stringref/pack_strings when allow_cycles is disabled. + - fix a crash when decoding hash keys with length >= 2**31. + - avoid unreasonably long decoding times for certain + types of (corrupt) cbor texts. + - support arrays and hashes with >= 2**31 members. + - avoid overflow on pointer arithmetic when checking whether enough + data is available. + - fix a memory leak that occured when decoding failed while decoding + a tagged value. + - do not leak the partially constructed result when stringifying + a hash key throws an exception. + - various code size and efficiency optimizations (reduced code + from 42 to 40kB on my system, despite the new features). + +1.5 Wed Apr 27 11:38:39 CEST 2016 + - Math::BigFloat madness workaround, see + http://blog.schmorp.de/2016-04-23-mathbigfloat-maintainer-fail.html + (bugreport by zdm@softvisio.net). + - add text_keys and text_strings options to force CBOR text encoding + for perl hash keys or all strings, as a result of discussions + with Fredrik Ljunggren. + - implement support for arbitrary-exponent numbers (see + http://peteroupc.github.io/CBOR/bigfrac.html, tags 264 and 265) + for both en- and decoding. + - implement support for rational numbers (see + http://peteroupc.github.io/CBOR/rational.html, tag 30) for both + en- and decoding. + - the above effectively implements all registered CBOR extensions + in a sensible manner. + - remove some weird dead code that was duplicated (%FILTER). + - add t/58_hv.t, which tests hashes and the new text_* flags. + hashes apparently were not encoded at all in any of the existing + tests. + - document Math::BigFloat base-2 performance/crash issues. + - use stability canary. + +1.41 Thu 25 Feb 15:22:03 CET 2016 + - avoid perl panics on nested FREEZE/THAW calls (testcase by + Victor Efimov). + +1.4 Mon Feb 8 05:10:15 CET 2016 + - buffer overflow fix: a fast path during decoding did not check + remaining length when decoding hash keys, found by fuzzing. + This can potentially leak information in the error message + or crash the process. + - use C style { 0 } struct initializer. + - upgrade libecb. + +1.3 Mon Apr 27 22:21:04 CEST 2015 + - the incremental parser didn't properly parse tagged values + (testcase by Mons Anderson). + - slightly speed up encoding of plain (nonmagical) arrays. + - try to clarify further that effectively all 32 bit architectures + have 64 bit integer support. + - upgrade libecb. + +1.26 Sat Oct 25 08:35:44 CEST 2014 + - update the t/57_incr.t subtest that would rely on 64 bit ints. + - disable t/50_rfc.t test that fails because of broken data::dumper. + +1.25 Sun Jan 5 15:19:14 CET 2014 + - map key decoding was pretty much botched due to the recent cleanups. + - work around Time::Piece->epoch returning a string value, avoid encoding + this as a tag 1 string. + - enable more testcases in t/50_rfc.t, now that they work :) + +1.2 Tue Dec 10 22:06:42 CET 2013 + - implement an incremental decoder. + +1.12 Tue Dec 3 11:23:22 CET 2013 + - work around broken Time::Piece (in old versions of the module, %z doesn't + work as documented, gives different results on different platforms(!)). + +1.11 Sun Dec 1 18:00:00 CET 2013 - new setting: validate_utf8, for when you can't trust your cbor data. - do not leak memory on decoding errors, when allow_cycles is enabled. + - add default filters for tags 0 and 1, using Time::Piece. + - more tests added. 1.1 Sat Nov 30 19:14:27 CET 2013 - INCOMPATIBLE CHANGE: new decoder setting: allow_cyclic, needed to decode