FRAHMACAlgorithm.m revision 721bb987c406979bcfe705fa1ca8d54497d40fcb
/*
* The contents of this file are subject to the terms of the Common Development and
* Distribution License (the License). You may not use this file except in compliance with the
* License.
*
* You can obtain a copy of the License at legal/CDDLv1.0.txt. See the License for the
* specific language governing permission and limitations under the License.
*
* When distributing Covered Software, include this CDDL Header Notice in each file and include
* the License file at legal/CDDLv1.0.txt. If applicable, add the following below the CDDL
* Header, with the fields enclosed by brackets [] replaced by your own identifying
* information: "Portions copyright [year] [name of copyright owner]".
*
* Copyright 2016 ForgeRock AS.
*
* Portions Copyright 2014 Nathaniel McCallum, Red Hat
*/
#import "FRAHMACAlgorithm.h"
@implementation FRAHMACAlgorithm
+ (NSString *)asString:(CCHmacAlgorithm)algorithm {
if (algorithm == kCCHmacAlgMD5) {
return @"md5";
}
if (algorithm == kCCHmacAlgSHA256) {
return @"sha256";
}
if (algorithm == kCCHmacAlgSHA512) {
return @"sha512";
}
return @"sha1";
}
+ (CCHmacAlgorithm)fromString:(NSString *) string {
if ([string isEqual: @"md5"]) {
return kCCHmacAlgMD5;
}
if ([string isEqual: @"sha256"]) {
return kCCHmacAlgSHA256;
}
if ([string isEqual: @"sha512"]) {
return kCCHmacAlgSHA512;
}
return kCCHmacAlgSHA1;
}
+ (int)getDigestLength:(CCHmacAlgorithm) algorithm {
switch (algorithm) {
case kCCHmacAlgMD5:
return CC_MD5_DIGEST_LENGTH;
case kCCHmacAlgSHA256:
return CC_SHA256_DIGEST_LENGTH;
case kCCHmacAlgSHA512:
return CC_SHA512_DIGEST_LENGTH;
case kCCHmacAlgSHA1:
default:
return CC_SHA1_DIGEST_LENGTH;
}
}
@end