=== 0.3.0 / 2019-12-05

* Change hash style in documentation and tests.
  It was kind of {:LABEL => value} and is now {LABEL: value}
* Implement proper String encoding support.
  Now strings retrieved as attribute values and from struct members
  are tagged with binary, ASCII or UTF8 encoding.
* Remove compatibility to rubies < 2.2.
* Add support for TruffleRuby

=== 0.2.7 / 2018-01-05

* Add vendor extension for Safenet Luna called pkcs11_luna.
* Fix warnings to Fixnum/Bignum in Ruby-2.4+.
* Add binary Windows gems for Ruby-2.5.
* Add a note about RUBY_DLL_PATH on Windows.

=== 0.2.6 / 2017-06-07

* Update pkcs11 header files to PKCS11-v2.4.
* Support binary Windows gems for Ruby-2.0 to 2.4.

=== 0.2.5 / 2015-01-26

* Fix compatibility with Ruby-2.2
* Add Ruby-2.1 and 2.2 to binary Windows gems.

=== 0.2.4 / 2013-04-05

* Build and package binary x64 version for Windows in addition to x86.
* Allow to use big positive numbers (>0x80000000) in 32bit mode (Anton Fedorov)

=== 0.2.3 / 2012-01-25

* fix C_WaitForSlotEvent to be a Library- instead of a Slot-method
* allow :sw/:hsm to ProtectServer::Library#load_library in the same way as #initialize
* allow Hash argument to Library#C_Initialize in the same way as #initialize

=== 0.2.2 / 2011-12-12

* add ability to change PKCS11 base methods in order to use vendor defined attributes, return codes and mechanisms
* restructured C code to avoid duplicated code in vendor extension gems
* add gem pkcs11_protect_server to cover many ProtectServer specific extensions
* update test/helper to find newer libsoftokn3
* add task for generating combined docs of PKCS11 and PKCS11::ProtectServer
* changed PKCS11#slots to return all slots of the device by default
* add ability to set/get multiple attributes with Object#[] and Object#[]=

=== 0.2.1 / 2011-04-21

* add some more CK_ULONG and CK_BOOL attributes
* add array of structs accessor used in CK_OTP_PARAMS
* refactured inc-file generation
* bit more documentation
* bugfix: print CKR-values as unsigned long
* bugfix: Slot#mechanism_info didn't work with Symbol


=== 0.2.0 / 2011-01-18

* switch API documentation to YARD instead of RDOC
* add Ruby classes for all PKCS#11 structures
* add CopyObject
* add Get/SetOperationState
* use distinct Exception classes for different error codes
* PKCS#11 function calls don't block other ruby threads any more (only Ruby 1.9, Rubinius)
* don't wrap mechanisms any more (GetMechanismList returns plain Integers now)
* choose structs as mechanism parameter based on the given mechanism
* autogenerate many constants from C header files
* finer graded control over library loading
* several bug fixes
* more unit tests
* more documentation


=== 0.1.0 / 2010-05-03

* first rubygem version
* Most functions and operations of PKCS#11 v2.2 are implemented.
* The library is based on the work of Ryosuke Kutsuna and GOTOU Yuuzou, but extended in the following ways:
  - running on Unix and Windows OS
  - downloadable as rubygem in source and win32 binary version
  - new API, it's more ruby-like and well documented
  - most functions are unit tested with help of softokn library