1 files changed, 61 insertions, 0 deletions
diff --git a/Crypto/src/bcpg/sig/IssuerKeyId.cs b/Crypto/src/bcpg/sig/IssuerKeyId.cs
new file mode 100644
index 000000000..91490d33b
--- /dev/null
+++ b/Crypto/src/bcpg/sig/IssuerKeyId.cs
@@ -0,0 +1,61 @@
+using System;
+
+
+
+namespace Org.BouncyCastle.Bcpg.Sig
+{
+ /**
+ * packet giving signature creation time.
+ */
+ public class IssuerKeyId
+ : SignatureSubpacket
+ {
+ protected static byte[] KeyIdToBytes(
+ long keyId)
+ {
+ byte[] data = new byte[8];
+
+ data[0] = (byte)(keyId >> 56);
+ data[1] = (byte)(keyId >> 48);
+ data[2] = (byte)(keyId >> 40);
+ data[3] = (byte)(keyId >> 32);
+ data[4] = (byte)(keyId >> 24);
+ data[5] = (byte)(keyId >> 16);
+ data[6] = (byte)(keyId >> 8);
+ data[7] = (byte)keyId;
+
+ return data;
+ }
+
+ public IssuerKeyId(
+ bool critical,
+ byte[] data)
+ : base(SignatureSubpacketTag.IssuerKeyId, critical, data)
+ {
+ }
+
+ public IssuerKeyId(
+ bool critical,
+ long keyId)
+ : base(SignatureSubpacketTag.IssuerKeyId, critical, KeyIdToBytes(keyId))
+ {
+ }
+
+ public long KeyId
+ {
+ get
+ {
+ long keyId = ((long)(data[0] & 0xff) << 56)
+ | ((long)(data[1] & 0xff) << 48)
+ | ((long)(data[2] & 0xff) << 40)
+ | ((long)(data[3] & 0xff) << 32)
+ | ((long)(data[4] & 0xff) << 24)
+ | ((long)(data[5] & 0xff) << 16)
+ | ((long)(data[6] & 0xff) << 8)
+ | ((long)data[7] & 0xff);
+
+ return keyId;
+ }
+ }
+ }
+}
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