Add support for openssl 3

.github/workflows/verify.yml

@@ -0,0 +1,67 @@
+name: Verify
+
+# https://docs.github.com/en/actions/using-workflows/workflow-syntax-for-github-actions#permissions
+permissions:
+  actions: none
+  checks: none
+  contents: none
+  deployments: none
+  id-token: none
+  issues: none
+  discussions: none
+  packages: none
+  pages: none
+  pull-requests: none
+  repository-projects: none
+  security-events: none
+  statuses: none
+
+on:
+  push:
+    branches:
+      - '*'
+  pull_request:
+    branches:
+      - '*'
+
+jobs:
+  test:
+    runs-on: ${{ matrix.os }}
+    timeout-minutes: 30
+
+    strategy:
+      fail-fast: true
+      matrix:
+        ruby:
+          - 2.6
+          - 2.7
+          - 3.0
+          - 3.1
+        os:
+          - ubuntu-18.04
+          - ubuntu-20.04
+          - ubuntu-22.04
+        exclude:
+          - { os: ubuntu-22.04, ruby: 2.6 }
+          - { os: ubuntu-22.04, ruby: 2.7 }
+          - { os: ubuntu-22.04, ruby: 3.0 }
+        test_cmd:
+          - bundle exec rake test
+
+    name: ${{ matrix.os }} - Ruby ${{ matrix.ruby }} - ${{ matrix.test_cmd }}
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v2
+
+      - name: Setup Ruby
+        uses: ruby/setup-ruby@v1
+        with:
+          ruby-version: ${{ matrix.ruby }}
+          bundler-cache: true
+
+      - name: ${{ matrix.test_cmd }}
+        run: |
+          echo "${CMD}"
+          bash -c "${CMD}"
+        env:
+          CMD: ${{ matrix.test_cmd }}

Gemfile

@@ -4,5 +4,4 @@ gem 'rake', '>=12.3.2'
 gem 'rdoc', '>=4.3.0'
 gem 'yard', '>=0.9.16'
 gem 'rubocop', '>=0.50.0'
-gem 'test-unit', '>=3.2.9'
-gem 'coveralls', '>=0.8.22'
+gem 'test-unit', '>=3.5.3'

Gemfile.lock

@@ -2,18 +2,10 @@ GEM
   remote: https://rubygems.org/
   specs:
     ast (2.4.0)
-    coveralls (0.8.22)
-      json (>= 1.8, < 3)
-      simplecov (~> 0.16.1)
-      term-ansicolor (~> 1.3)
-      thor (~> 0.19.4)
-      tins (~> 1.6)
-    docile (1.3.1)
-    json (2.1.0)
     parallel (1.12.1)
     parser (2.5.3.0)
       ast (~> 2.4.0)
-    power_assert (1.1.3)
+    power_assert (2.0.1)
     powerpack (0.1.2)
     rainbow (2.2.2)
       rake
@@ -27,30 +19,20 @@ GEM
       ruby-progressbar (~> 1.7)
       unicode-display_width (~> 1.0, >= 1.0.1)
     ruby-progressbar (1.10.0)
-    simplecov (0.16.1)
-      docile (~> 1.1)
-      json (>= 1.8, < 3)
-      simplecov-html (~> 0.10.0)
-    simplecov-html (0.10.2)
-    term-ansicolor (1.7.0)
-      tins (~> 1.0)
-    test-unit (3.2.9)
+    test-unit (3.5.3)
       power_assert
-    thor (0.19.4)
-    tins (1.20.2)
     unicode-display_width (1.4.1)
     yard (0.9.16)
 
 PLATFORMS
   ruby
 
 DEPENDENCIES
-  coveralls (>= 0.8.22)
   rake (>= 12.3.2)
   rdoc (>= 4.3.0)
   rubocop (>= 0.50.0)
-  test-unit (>= 3.2.9)
+  test-unit (>= 3.5.3)
   yard (>= 0.9.16)
 
 BUNDLED WITH
-   1.17.1
+   2.2.22

README.md

@@ -1,7 +1,6 @@
 [![Gem Version](https://badge.fury.io/rb/openssl-ccm.png)](http://badge.fury.io/rb/openssl-ccm)
 [![Dependency Status](https://gemnasium.com/SmallLars/openssl-ccm.png)](https://gemnasium.com/SmallLars/openssl-ccm)
 [![Build Status](https://travis-ci.org/SmallLars/openssl-ccm.png?branch=master)](https://travis-ci.org/SmallLars/openssl-ccm)
-[![Coverage Status](https://coveralls.io/repos/SmallLars/openssl-ccm/badge.png?branch=master)](https://coveralls.io/r/SmallLars/openssl-ccm)
 [![Code Climate](https://codeclimate.com/github/SmallLars/openssl-ccm.png)](https://codeclimate.com/github/SmallLars/openssl-ccm)
 [![Inline docs](http://inch-ci.org/github/smalllars/openssl-ccm.png)](http://inch-ci.org/github/smalllars/openssl-ccm)
 

lib/openssl/ccm.rb

@@ -119,6 +119,7 @@ def mac(data, nonce, additional_data)
       @cipher.reset
       @cipher.encrypt
       @cipher.key = @key
+      @cipher.iv = "\x00" * 16
 
       b_0 = Array.new(8, 0)
       b_0[0] = (additional_data.empty? ? 0 : 64) \
@@ -164,6 +165,7 @@ def get_counter(nonce, index)
       @cipher.reset
       @cipher.encrypt
       @cipher.key = @key
+      @cipher.iv = "\x00" * 16
       @cipher.update(a.pack('C*'))
     end
   end

openssl-ccm.gemspec

@@ -17,16 +17,15 @@ Gem::Specification.new do |s|
   s.post_install_message  = "Thanks for installing!"
 
   s.files      = Dir.glob('lib/openssl/*.rb') +
-                 Dir.glob("lib/openssl/ccm/*.rb") + 
+                 Dir.glob("lib/openssl/ccm/*.rb") +
                  ['Gemfile', 'Rakefile', '.rubocop.yml', '.yardopts']
   s.test_files = Dir.glob('test/test_*.rb') + Dir.glob('test/data_*')
 
   s.add_development_dependency 'rake', '~> 12.3', '>= 12.3.2'
   s.add_development_dependency 'rdoc', '~> 4.3', '>= 4.3.0'
   s.add_development_dependency 'yard', '~> 0.9', '>= 0.9.16'
   s.add_development_dependency 'rubocop', '~> 0.50', '>= 0.50.0'
-  s.add_development_dependency 'test-unit', '~> 3.2',  '>=3.2.9'
-  s.add_development_dependency 'coveralls', '~> 0.8', '>= 0.8.22'
+  s.add_development_dependency 'test-unit', '~> 3.5',  '>=3.5.3'
 
   s.rdoc_options += ['-x', 'test/data_*']
   s.extra_rdoc_files = ['README.md', 'LICENSE']

test/test_ccm.rb

@@ -1,5 +1,3 @@
-require 'coveralls'
-Coveralls.wear!
 require 'test/unit'
 require 'openssl/ccm'