+++ /dev/null
-/* Copyright (c) 1998,2011,2014 Apple 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, INC. AND THE
- * ORIGINAL LICENSEE THAT OBTAINED THESE MATERIALS FROM APPLE,
- * INC. ANY USE OF THESE MATERIALS NOT PERMITTED BY SUCH AGREEMENT WILL
- * EXPOSE YOU TO LIABILITY.
- ***************************************************************************
- *
- * NSCryptors.h - common cryptographic protocols
- *
- * Revision History
- * ----------------
- * ??? 1994 Blaine Garst at NeXT
- * Created.
- */
-
-
-#import <Foundation/NSObject.h>
-#import <Foundation/NSData.h>
-#import <Foundation/NSString.h>
-
-
-/************ Utilities ******************************************/
-
-#ifdef NeXT
-
-NSString *NSPromptForPassPhrase(NSString *prompt);
- // useful for command line (/dev/tty) programs
-
-#endif NeXT
-
-/************ Data Hashing Protocol *****************/
-
-@protocol NSDataDigester
-+ digester; // provides a concrete digester
-
-// primitives
-- (void)digestData:(NSData *)data; // use for multi-bite messages
-- (NSData *)messageDigest; // provide digest; re-init
-
-// conveniences that only use the above primitives
-// all in one gulp (eats salt first, if present)
-- (NSData *)digestData:(NSData *)data withSalt:(NSData *)salt;
-
-@end
-
-
-/****** Encryption/Decryption Protocol ***********/
-
-@protocol NSCryptor
-- (NSData *)encryptData:(NSData *)input;
-- (NSData *)decryptData:(NSData *)input;
-- (unsigned)keyBitsize;
-@end
-
-
-/*************** Public Key Services *************/
-
-@protocol NSPublicKey
-- (NSString *)publicKeyString;
-- (NSString *)algorithmName; // "Diffie-Hellman" "FEE" ...
-- (NSString *)usageName; // "Blaine Garst - home"
-- (NSData *)padWithPublicKey:(id <NSPublicKey>)otherKey;
-- (unsigned)keyBitsize;
-@end
-
-/********* Key Ring ************************/
-
-@protocol NSKeyRing
-- keyForUsageName:(NSString *)user;
-@end
-
-/********** Digital Signatures **************/
-
-// protocol adapted by various signature schemes (FEE, DSA, RSA...)
-@protocol NSDigitalSignature
-- (NSData *)digitalSignatureForData:(NSData *)message;
- // generate a signature for the data
-
-- (BOOL)isValidDigitalSignature:(NSData *)sig forData:(NSData *)data;
-@end