Added support for digest algorithm SHA256

src/vmime/security/cert/X509Certificate.hpp

@@ -61,8 +61,9 @@ public:
 
 	/** Supported digest algorithms (used for fingerprint). */
 	enum DigestAlgorithm {
-		DIGEST_MD5,   /**< MD5 digest */
-		DIGEST_SHA1   /**< SHA1 digest */
+		DIGEST_MD5,
+		DIGEST_SHA1,
+		DIGEST_SHA256
 	};
 
 

src/vmime/security/cert/gnutls/X509Certificate_GnuTLS.cpp

@@ -311,10 +311,15 @@ const byteArray X509Certificate_GnuTLS::getFingerprint(const DigestAlgorithm alg
 			galgo = GNUTLS_DIG_MD5;
 			break;
 
+		case DIGEST_SHA256:
+
+			galgo = GNUTLS_DIG_SHA256;
+			break;
+
 		default:
 		case DIGEST_SHA1:
 
-			galgo = GNUTLS_DIG_SHA;
+			galgo = GNUTLS_DIG_SHA1;
 			break;
 	}
 

src/vmime/security/cert/openssl/X509Certificate_OpenSSL.cpp

@@ -556,6 +556,11 @@ const byteArray X509Certificate_OpenSSL::getFingerprint(const DigestAlgorithm al
 			digest = EVP_md5();
 			break;
 
+		case DIGEST_SHA256:
+
+			digest = EVP_sha256();
+			break;
+
 		default:
 		case DIGEST_SHA1: