diff -r 1dfe820d7ebe -r dee779b84a95 MYPrivateKey.h
--- a/MYPrivateKey.h	Wed Apr 08 16:30:52 2009 -0700
+++ b/MYPrivateKey.h	Thu Apr 09 22:47:11 2009 -0700
@@ -7,7 +7,7 @@
 //
 
 #import "MYKey.h"
-@class MYPublicKey, MYSHA1Digest;
+@class MYPublicKey, MYSHA1Digest, MYIdentity;
 
 
 /** A private key, used for signing and decrypting data.
@@ -48,6 +48,12 @@
 //@{
 #if !TARGET_OS_IPHONE
 
+/** Creates a self-signed identity certificate using this key-pair.
+    The attributes describe the certificate's metadata, including its expiration date and the
+    subject's name. Keys for the dictionary are given below; the only mandatory one is
+    kMYIdentityCommonNameKey. */
+- (MYIdentity*) createSelfSignedIdentityWithAttributes: (NSDictionary*)attributes;
+
 /** Exports the private key as a data blob, so that it can be stored as a backup, or transferred
     to another computer. Since the key is sensitive, it must be exported in encrypted form
     using a user-chosen passphrase. This method will display a standard alert panel, run by
@@ -75,3 +81,14 @@
 //@}
 
 @end
+
+
+/* Attribute keys for creating identities: */
+#define kMYIdentityCommonNameKey    @"Common Name"      // NSString. Required!
+#define kMYIdentityGivenNameKey     @"Given Name"
+#define kMYIdentitySurnameKey       @"Surname"
+#define kMYIdentityDescriptionKey   @"Description"
+#define kMYIdentityEmailAddressKey  @"Email Address"
+#define kMYIdentityValidFromKey     @"Valid From"       // NSDate. Defaults to the current date/time
+#define kMYIdentityValidToKey       @"Valid To"         // NSDate. Defaults to one year from ValidFrom
+#define kMYIdentitySerialNumberKey  @"Serial Number"    // NSNumber. Defaults to 1