/* Copyright (c) 1998 Apple Computer, Inc. All rights reserved. * * NOTICE: USE OF THE MATERIALS ACCOMPANYING THIS NOTICE IS SUBJECT * TO THE TERMS OF THE SIGNED "FAST ELLIPTIC ENCRYPTION (FEE) REFERENCE * SOURCE CODE EVALUATION AGREEMENT" BETWEEN APPLE COMPUTER, INC. AND THE * ORIGINAL LICENSEE THAT OBTAINED THESE MATERIALS FROM APPLE COMPUTER, * INC. ANY USE OF THESE MATERIALS NOT PERMITTED BY SUCH AGREEMENT WILL * EXPOSE YOU TO LIABILITY. *************************************************************************** * * NSFEEPublicKey.h * * Revision History * ---------------- * 27 Feb 1997 Doug Mitchell at Apple * Broke out from NSCryptors.h. */ #import <CryptKit/NSCryptors.h> @interface NSFEEPublicKey : NSObject <NSPublicKey,NSDigitalSignature,NSCryptor> { @private void *_pubKey; } + keyWithPrivateData:(NSData *)private depth:(unsigned)depth // depth is in range 0-23 usageName:(NSString *)uname; // able to encrypt/decrypt data // able to create/verify digital signatures + keyWithPublicKeyString:(NSString *)hexstr; // able to encrypt data // able to verify digital signatures /* * Create new key with curve parameters matching existing oldKey. */ + keyWithPrivateData:(NSData *)passwd andKey:(NSFEEPublicKey *)oldKey usageName:(NSString *)uname; /* * Convenience methods. The first three use the default depth * (FEE_DEPTH_DEFAULT). */ + keyWithPrivateData:(NSData *)passwd usageName:(NSString *)uname; + keyWithPrivateString:(NSString *)private usageName:(NSString *)uname; + keyWithPrivateString:(NSString *)private andKey:(NSFEEPublicKey *)oldKey usageName:(NSString *)uname; + keyWithPrivateString:(NSString *)private depth:(unsigned)depth usageName:(NSString *)uname; /* * NSCryptor protocol */ - (NSData *)encryptData:(NSData *)data; // done with public knowledge - (NSData *)decryptData:(NSData *)data; // done with private knowledge /* * NSDigitalSignature protocol */ - (NSData *)digitalSignatureForData:(NSData *)data; // data is hashed with MD5 and then signed with private knowledge - (BOOL)isValidDigitalSignature:(NSData *)sig forData:(NSData *)data; // data is hashed with MD5 and then verified with public knowledge @end