mirror of https://github.com/axmolengine/axmol.git
61 lines
2.3 KiB
Mathematica
61 lines
2.3 KiB
Mathematica
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// OAHMAC_SHA1SignatureProvider.m
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// OAuthConsumer
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//
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// Created by Jon Crosby on 10/19/07.
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// Copyright 2007 Kaboomerang LLC. All rights reserved.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// 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, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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#import "OAHMAC_SHA1SignatureProvider.h"
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#import <CommonCrypto/CommonHMAC.h>
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#include "Base64TranscoderFHS.h"
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@implementation OAHMAC_SHA1SignatureProvider
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+ (OAHMAC_SHA1SignatureProvider *)OAHMAC_SHA1SignatureProvider {
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return [[[[self class]alloc]init]autorelease];
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}
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- (NSString *)name {
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return @"HMAC-SHA1";
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}
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- (NSString *)signClearText:(NSString *)text withSecret:(NSString *)secret {
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NSData *secretData = [secret dataUsingEncoding:NSUTF8StringEncoding];
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NSData *clearTextData = [text dataUsingEncoding:NSUTF8StringEncoding];
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unsigned char result[20];
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CCHmac(kCCHmacAlgSHA1, [secretData bytes], [secretData length], [clearTextData bytes], [clearTextData length], result);
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// Base64 Encoding
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char base64Result[32];
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size_t theResultLength = 32;
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Base64EncodeDataFHS(result, 20, base64Result, &theResultLength);
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NSData *theData = [NSData dataWithBytes:base64Result length:theResultLength];
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NSString *base64EncodedResult = [[NSString alloc]initWithData:theData encoding:NSUTF8StringEncoding];
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return [base64EncodedResult autorelease];
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}
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@end
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