1.1 --- a/MYSymmetricKey-iPhone.m	Sun Apr 19 21:19:35 2009 -0700
     1.2 +++ b/MYSymmetricKey-iPhone.m	Sun Jun 07 21:53:56 2009 -0700
     1.3 @@ -43,27 +43,27 @@
     1.4      Assert(algorithm <= kCCAlgorithmRC4);
     1.5      Assert(keyData);
     1.6      NSNumber *keySizeInBits = [NSNumber numberWithUnsignedInt: keyData.length * 8];
     1.7 -    NSDictionary *keyAttrs = $dict( {(id)kSecClass, (id)kSecClassKey},
     1.8 -                                    //{(id)kSecAttrKeyClass, (id)kSecAttrKeyClassSymmetric},
     1.9 -                                    {(id)kSecAttrKeyType, [NSNumber numberWithUnsignedInt: kCSSMAlgorithms[algorithm]]},
    1.10 -                                    {(id)kSecAttrKeySizeInBits, keySizeInBits},
    1.11 -                                    {(id)kSecAttrEffectiveKeySize, keySizeInBits},
    1.12 -                                    {(id)kSecAttrIsPermanent, keychain ?$true :$false},
    1.13 -                                    {(id)kSecAttrCanEncrypt, $true},
    1.14 -                                    {(id)kSecAttrCanDecrypt, $true},
    1.15 -                                    {(id)kSecAttrCanWrap, $false},
    1.16 -                                    {(id)kSecAttrCanUnwrap, $false},
    1.17 -                                    {(id)kSecAttrCanDerive, $false},
    1.18 -                                    {(id)kSecAttrCanSign, $false},
    1.19 -                                    {(id)kSecAttrCanVerify, $false},
    1.20 -                                    {(id)kSecValueData, keyData},
    1.21 -                                    {(id)kSecReturnPersistentRef, $true});
    1.22 -    SecKeyRef keyRef = NULL;
    1.23 -    if (!check(SecItemAdd((CFDictionaryRef)keyAttrs, (CFTypeRef*)&keyRef), @"SecItemAdd")) {
    1.24 +    NSNumber *keyType = [NSNumber numberWithUnsignedInt: kCSSMAlgorithms[algorithm]];
    1.25 +    NSMutableDictionary *keyAttrs = $mdict( {(id)kSecClass, (id)kSecClassKey},
    1.26 +                                            {(id)kSecAttrKeyClass, (id)kSecAttrKeyClassSymmetric},
    1.27 +                                            {(id)kSecAttrKeyType, keyType},
    1.28 +                                            {(id)kSecValueData, keyData},
    1.29 +                                            {(id)kSecAttrKeySizeInBits, keySizeInBits},
    1.30 +                                            {(id)kSecAttrEffectiveKeySize, keySizeInBits},
    1.31 +                                            {(id)kSecAttrIsPermanent, keychain ?$true :$false},
    1.32 +                                            {(id)kSecAttrCanEncrypt, $true},
    1.33 +                                            {(id)kSecAttrCanDecrypt, $true},
    1.34 +                                            {(id)kSecAttrCanWrap, $false},
    1.35 +                                            {(id)kSecAttrCanUnwrap, $false},
    1.36 +                                            {(id)kSecAttrCanDerive, $false},
    1.37 +                                            {(id)kSecAttrCanSign, $false},
    1.38 +                                            {(id)kSecAttrCanVerify, $false},
    1.39 +                                            {(id)kSecReturnPersistentRef, $true});
    1.40 +    SecKeyRef keyRef = [[self class] _addKeyWithInfo: keyAttrs];
    1.41 +    if (!keyRef) {
    1.42          [self release];
    1.43          return nil;
    1.44      }
    1.45 -    Assert(keyRef, @"SecItemAdd didn't return anything");
    1.46      self = [self initWithKeyRef: keyRef];
    1.47      CFRelease(keyRef);
    1.48      return self;
    1.49 @@ -93,7 +93,7 @@
    1.50  }
    1.51  
    1.52  
    1.53 -- (SecExternalItemType) keyType {
    1.54 +- (SecExternalItemType) keyClass {
    1.55      return kSecAttrKeyClassSymmetric;
    1.56  }
    1.57