diff --git a/crypto/src/security/DigestUtilities.cs b/crypto/src/security/DigestUtilities.cs
index 2c9e89277..035280fd6 100644
--- a/crypto/src/security/DigestUtilities.cs
+++ b/crypto/src/security/DigestUtilities.cs
@@ -266,9 +266,22 @@ namespace Org.BouncyCastle.Security
public static byte[] CalculateDigest(string algorithm, byte[] input)
{
IDigest digest = GetDigest(algorithm);
- digest.BlockUpdate(input, 0, input.Length);
- return DoFinal(digest);
+ return DoFinal(digest, input);
+ }
+
+ public static byte[] CalculateDigest(string algorithm, byte[] buf, int off, int len)
+ {
+ IDigest digest = GetDigest(algorithm);
+ return DoFinal(digest, buf, off, len);
+ }
+
+#if NETCOREAPP2_1_OR_GREATER || NETSTANDARD2_1_OR_GREATER
+ public static byte[] CalculateDigest(string algorithm, ReadOnlySpan<byte> buffer)
+ {
+ IDigest digest = GetDigest(algorithm);
+ return DoFinal(digest, buffer);
}
+#endif
public static byte[] DoFinal(IDigest digest)
{
@@ -282,5 +295,19 @@ namespace Org.BouncyCastle.Security
digest.BlockUpdate(input, 0, input.Length);
return DoFinal(digest);
}
+
+ public static byte[] DoFinal(IDigest digest, byte[] buf, int off, int len)
+ {
+ digest.BlockUpdate(buf, off, len);
+ return DoFinal(digest);
+ }
+
+#if NETCOREAPP2_1_OR_GREATER || NETSTANDARD2_1_OR_GREATER
+ public static byte[] DoFinal(IDigest digest, ReadOnlySpan<byte> buffer)
+ {
+ digest.BlockUpdate(buffer);
+ return DoFinal(digest);
+ }
+#endif
}
}
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