Update version to 0.2.2, and update documentation and test cases.

Author: numbcoder

.github/workflows/main.yml

@@ -14,6 +14,8 @@ jobs:
     strategy:
       matrix:
         ruby:
+          - '3.4'
+          - '3.3'
           - '3.2'
           - '3.1'
           - '3.0'

CHANGELOG.md

@@ -1,5 +1,13 @@
 ## [Unreleased]
 
+## [0.2.2] - 2025-03-26
+
+- Add ASN.1 DER format for sm2 sign and verify
+
+## [0.2.0] - 2023-04-21
+
+- Add sm2 sign and verify support
+
 ## [0.1.0] - 2023-03-27
 
 - Initial release

Gemfile.lock

@@ -1,7 +1,7 @@
 PATH
   remote: .
   specs:
-    sm2-crypto (0.2.1)
+    sm2-crypto (0.2.2)
 
 GEM
   remote: https://rubygems.org/
@@ -11,6 +11,7 @@ GEM
 
 PLATFORMS
   arm64-darwin-22
+  arm64-darwin-24
   x86_64-linux
 
 DEPENDENCIES

README.md

@@ -59,11 +59,17 @@ sign = SM2Crypto.sign(private_key, message)
 # verify signatrue
 SM2Crypto.verify(public_key, message, sign)
 
-user_id = "31323334353637383132333435363738" # user_id should be a hex string
+# user_id should be a hex string, default: "31323334353637383132333435363738" which is equal to utf-8 string: "1234567812345678"
+user_id = "31323334353637383132333435363738"
 # sign with hash and user_id
 sign = SM2Crypto.sign(private_key, message, sm3_hash: true, user_id: user_id)
 # verify with hash and user_id
 SM2Crypto.verify(public_key, message, sign, sm3_hash: true, user_id: user_id)
+
+# sign with ASN.1 DER format output
+sign = SM2Crypto.sign(private_key, message, asn1: true)
+# verify signatrue
+SM2Crypto.verify(public_key, message, sign, asn1: true)
 ```
 
 ### Get Public Key from Private Key

lib/sm2_crypto.rb

@@ -149,7 +149,7 @@ def sign(private_key, data, sm3_hash: false, user_id: "3132333435363738313233343
   # @return [Boolean] verify result
   def verify(public_key, data, signature, sm3_hash: false, user_id: "31323334353637383132333435363738", asn1: false)
     if asn1
-      # return false if signature.size < 138
+      return false if signature.size < 136
 
       # parse asn1 der format hex string signature
       der_seq = OpenSSL::ASN1.decode([signature].pack("H*"))

sm2-crypto.gemspec

@@ -2,7 +2,7 @@
 
 Gem::Specification.new do |spec|
   spec.name = "sm2-crypto"
-  spec.version = "0.2.1"
+  spec.version = "0.2.2"
   spec.authors = ["Seekr"]
   spec.email = ["[email protected]"]
 

test/test_sm2_crypto.rb

@@ -101,10 +101,6 @@ def test_sign_and_verify_with_asn1
       msg = SecureRandom.alphanumeric(rand(1..100))
       sign = SM2Crypto.sign(SM2_PRIVATE_KEY, msg, asn1: true)
       verified = SM2Crypto.verify(SM2_PUBLIC_KEY, msg, sign, asn1: true)
-      unless verified
-        puts "msg: #{msg}"
-        puts "sign: #{sign}"
-      end
       assert_equal true, verified
     end
   end