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19 lines
459 B
Objective-C
19 lines
459 B
Objective-C
//
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// Copyright (c) 2017 Open Whisper Systems. All rights reserved.
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//
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#import "CryptoTools.h"
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@implementation CryptoTools
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+ (NSData *)generateSecureRandomData:(NSUInteger)length {
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NSMutableData *d = [NSMutableData dataWithLength:length];
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OSStatus status = SecRandomCopyBytes(kSecRandomDefault, length, [d mutableBytes]);
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if (status != noErr) {
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[SecurityFailure raise:@"SecRandomCopyBytes failed"];
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}
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return [d copy];
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}
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@end
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