Look up digest by name instead of constant

3 files changed, 3 insertions, 3 deletions

diff --git a/sample/c_rehash.rb b/sample/c_rehash.rb
index cd6c9d5f..8282816b 100644
--- a/sample/c_rehash.rb
+++ b/sample/c_rehash.rb
@@ -161,7 +161,7 @@ private
   end
 
   def fingerprint(der)
-    Digest::MD5.hexdigest(der).upcase
+    Digest.hexdigest('MD5', der).upcase
   end
 end
 
diff --git a/sample/echo_svr.rb b/sample/echo_svr.rb
index 719de6be..ba15394e 100644
--- a/sample/echo_svr.rb
+++ b/sample/echo_svr.rb
@@ -37,7 +37,7 @@ else
   ef.issuer_certificate = cert
   cert.add_extension ef.create_extension("authorityKeyIdentifier",
                                          "keyid:always,issuer:always")
-  cert.sign(key, OpenSSL::Digest::SHA1.new)
+  cert.sign(key, OpenSSL::Digest.new('SHA1'))
 end
 
 ctx = OpenSSL::SSL::SSLContext.new()
diff --git a/sample/gen_csr.rb b/sample/gen_csr.rb
index 4228707f..a061260c 100644
--- a/sample/gen_csr.rb
+++ b/sample/gen_csr.rb
@@ -41,7 +41,7 @@ req = X509::Request.new
 req.version = 0
 req.subject = name
 req.public_key = keypair.public_key
-req.sign(keypair, Digest::MD5.new)
+req.sign(keypair, Digest.new('MD5'))
 
 puts "Writing #{csrout}..."
 File.open(csrout, "w") do |f|