mirror of
https://github.com/gimenete/iOS-boilerplate.git
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51 lines
1.6 KiB
Objective-C
51 lines
1.6 KiB
Objective-C
//
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// DataHelper.m
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// IOSBoilerplate
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//
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// Copyright (c) 2011 Alberto Gimeno Brieba
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//
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// Permission is hereby granted, free of charge, to any person
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// obtaining a copy of this software and associated documentation
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// files (the "Software"), to deal in the Software without
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// restriction, including without limitation the rights to use,
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// copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the
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// Software is furnished to do so, subject to the following
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// conditions:
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//
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// The above copyright notice and this permission notice shall be
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// included in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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// OTHER DEALINGS IN THE SOFTWARE.
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//
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#import "DataHelper.h"
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@implementation NSData (helper)
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- (NSString*)hexString {
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NSMutableString *str = [NSMutableString stringWithCapacity:64];
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int length = [self length];
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char *bytes = malloc(sizeof(char) * length);
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[self getBytes:bytes length:length];
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int i = 0;
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for (; i < length; i++) {
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[str appendFormat:@"%02.2hhx", bytes[i]];
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}
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free(bytes);
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return str;
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}
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@end
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