1 /*

     2  * Copyright (C) 2003 Apple Inc. All rights reserved.

     3  *

     4  * Redistribution and use in source and binary forms, with or without

     5  * modification, are permitted provided that the following conditions

     6  * are met:

     7  * 1. Redistributions of source code must retain the above copyright

     8  *    notice, this list of conditions and the following disclaimer.

     9  * 2. Redistributions in binary form must reproduce the above copyright

    10  *    notice, this list of conditions and the following disclaimer in the

    11  *    documentation and/or other materials provided with the distribution.

    12  *

    13  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY

    14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

    15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

    16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR

    17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,

    18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,

    19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR

    20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY

    21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

    22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE

    23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 

    24  */

    25 

    26 #import "config.h"

    27 #import "WebCoreKeyGenerator.h"

    28 

    29 #import <wtf/Assertions.h>

    30 #import <wtf/UnusedParam.h>

    31 

    32 static WebCoreKeyGenerator *sharedGenerator;

    33 

    34 @implementation WebCoreKeyGenerator

    35 

    36 + (WebCoreKeyGenerator *)sharedGenerator

    37 {

    38     return sharedGenerator;

    39 }

    40 

    41 - init

    42 {

    43     ASSERT(!sharedGenerator);

    44     [super init];

    45     sharedGenerator = [self retain];

    46     return self;

    47 }

    48 

    49 - (NSArray *)strengthMenuItemTitles

    50 {

    51     return nil;

    52 }

    53 

    54 - (NSString *)signedPublicKeyAndChallengeStringWithStrengthIndex:(unsigned)unusedIndex challenge:(NSString *)unusedChallenge pageURL:(NSURL *)unusedPageURL

    55 {

    56     UNUSED_PARAM(unusedIndex);

    57     UNUSED_PARAM(unusedChallenge);

    58     UNUSED_PARAM(unusedPageURL);

    59 

    60     return nil;

    61 }

    62 

    63 @end