Instead of converting binary data to base64 in order to get printable data, use a white list of characters allowed and select from those. This also makes sure we will get the right amount of characters as requested, not potentially longer strings.
70 lines
2.3 KiB
Objective-C
70 lines
2.3 KiB
Objective-C
/* NSData+Crypto.h - this file is part of SOGo
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*
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* Copyright (C) 2012 Nicolas Höft
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* Copyright (C) 2012-2020 Inverse inc.
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*
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* Author: Nicolas Höft
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* Inverse inc.
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*
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* This file is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This file is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef NSDATA_CRYPTO_H
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#define NSDATA_CRYPTO_H
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#import <Foundation/NSData.h>
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@class NSObject;
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@interface NSData (SOGoCryptoExtension)
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- (NSData *) asCryptedPassUsingScheme: (NSString *) passwordScheme
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withSalt: (NSData *) theSalt
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keyPath: (NSString *) theKeyPath;
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- (NSData *) asLM;
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- (NSData *) asMD4;
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- (NSData *) asMD5;
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- (NSData *) asSMD5UsingSalt: (NSData *) theSalt;
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- (NSData *) asSHA1;
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- (NSData *) asSSHAUsingSalt: (NSData *) theSalt;
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- (NSData *) asSHA256;
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- (NSData *) asSSHA256UsingSalt: (NSData *) theSalt;
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- (NSData *) asSHA512;
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- (NSData *) asSSHA512UsingSalt: (NSData *) theSalt;
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- (NSData *) asSHA256CryptUsingSalt: (NSData *) theSalt;
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- (NSData *) asSHA512CryptUsingSalt: (NSData *) theSalt;
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- (NSData *) asSymAES128CBCUsingIV: (NSString *) theIV
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keyPath: (NSString *) theKeyPath;
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- (NSData *) asCramMD5;
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- (NSData *) asCryptUsingSalt: (NSData *) theSalt;
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- (NSData *) asMD5CryptUsingSalt: (NSData *) theSalt;
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- (NSData *) asBlowfishCryptUsingSalt: (NSData *) theSalt;
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- (NSData *) extractSalt: (NSString *) theScheme;
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+ (NSData *) generateSaltForLength: (unsigned int) theLength
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withPrintable: (BOOL) doPrintable;
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+ (NSData *) generateSaltForLength: (unsigned int) theLength;
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+ (NSString *) encodeDataAsHexString: (NSData *) theData;
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+ (NSData *) decodeDataFromHexString: (NSString *) theString;
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@end
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#endif /* NSDATA_CRYPTO_H */
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