1 files changed, 81 insertions, 0 deletions
diff --git a/crypto/src/openpgp/PgpUserAttributeSubpacketVector.cs b/crypto/src/openpgp/PgpUserAttributeSubpacketVector.cs
new file mode 100644
index 000000000..4cdbeda54
--- /dev/null
+++ b/crypto/src/openpgp/PgpUserAttributeSubpacketVector.cs
@@ -0,0 +1,81 @@
+using Org.BouncyCastle.Bcpg.Attr;
+
+namespace Org.BouncyCastle.Bcpg.OpenPgp
+{
+ /// <remarks>Container for a list of user attribute subpackets.</remarks>
+ public class PgpUserAttributeSubpacketVector
+ {
+ private readonly UserAttributeSubpacket[] packets;
+
+ internal PgpUserAttributeSubpacketVector(
+ UserAttributeSubpacket[] packets)
+ {
+ this.packets = packets;
+ }
+
+ public UserAttributeSubpacket GetSubpacket(
+ UserAttributeSubpacketTag type)
+ {
+ for (int i = 0; i != packets.Length; i++)
+ {
+ if (packets[i].SubpacketType == type)
+ {
+ return packets[i];
+ }
+ }
+
+ return null;
+ }
+
+ public ImageAttrib GetImageAttribute()
+ {
+ UserAttributeSubpacket p = GetSubpacket(UserAttributeSubpacketTag.ImageAttribute);
+
+ return p == null ? null : (ImageAttrib) p;
+ }
+
+ internal UserAttributeSubpacket[] ToSubpacketArray()
+ {
+ return packets;
+ }
+
+ public override bool Equals(
+ object obj)
+ {
+ if (obj == this)
+ return true;
+
+ PgpUserAttributeSubpacketVector other = obj as PgpUserAttributeSubpacketVector;
+
+ if (other == null)
+ return false;
+
+ if (other.packets.Length != packets.Length)
+ {
+ return false;
+ }
+
+ for (int i = 0; i != packets.Length; i++)
+ {
+ if (!other.packets[i].Equals(packets[i]))
+ {
+ return false;
+ }
+ }
+
+ return true;
+ }
+
+ public override int GetHashCode()
+ {
+ int code = 0;
+
+ foreach (object o in packets)
+ {
+ code ^= o.GetHashCode();
+ }
+
+ return code;
+ }
+ }
+}
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