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49 lines
1.4 KiB
Objective-C
49 lines
1.4 KiB
Objective-C
//
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// NSString+MPHash.m
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// MacPass
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//
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// Created by Michael Starke on 05/02/16.
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// Copyright (c) 2016 HicknHack Software GmbH. All rights reserved.
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//
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// This program 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 3 of the License, or
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// (at your option) any later version.
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//
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// This program 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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//
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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. If not, see <http://www.gnu.org/licenses/>.
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//
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#import "NSString+MPHash.h"
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#import <CommonCrypto/CommonCrypto.h>
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@implementation NSString (MPHash)
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+ (NSString*)sha1HexDigest:(NSString*)input {
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if(input.length == 0) {
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return nil;
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}
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const char* str = input.UTF8String;
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unsigned char result[CC_SHA1_DIGEST_LENGTH];
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CC_SHA1(str, (CC_LONG)strlen(str), result);
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NSMutableString *hexDigest = [NSMutableString stringWithCapacity:CC_SHA1_DIGEST_LENGTH*2];
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for(int i = 0; i<CC_SHA1_DIGEST_LENGTH; i++) {
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[hexDigest appendFormat:@"%02x",result[i]];
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}
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return hexDigest;
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}
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- (NSString *)sha1HexDigest {
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return [NSString sha1HexDigest:self];
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}
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@end
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