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1/*
2 * Copyright (C) 2005 Apple Computer, 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 *
8 * 1.  Redistributions of source code must retain the above copyright
9 *     notice, this list of conditions and the following disclaimer.
10 * 2.  Redistributions in binary form must reproduce the above copyright
11 *     notice, this list of conditions and the following disclaimer in the
12 *     documentation and/or other materials provided with the distribution.
13 * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
14 *     its contributors may be used to endorse or promote products derived
15 *     from this software without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
18 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
19 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
20 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
21 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
22 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
23 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
24 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29#import <WebKit/WebKeyGenerator.h>
30
31#import <WebKit/WebLocalizableStrings.h>
32#import <WebKitSystemInterface.h>
33#import <wtf/Assertions.h>
34
35@implementation WebKeyGenerator
36
37+ (void)createSharedGenerator
38{
39    if (![self sharedGenerator]) {
40        [[[self alloc] init] release];
41    }
42    ASSERT([[self sharedGenerator] isKindOfClass:self]);
43}
44
45- (void)dealloc
46{
47    [strengthMenuItemTitles release];
48    [super dealloc];
49}
50
51- (NSArray *)strengthMenuItemTitles
52{
53    if (!strengthMenuItemTitles) {
54        strengthMenuItemTitles = [[NSArray alloc] initWithObjects:
55            UI_STRING("2048 (High Grade)", "Menu item title for KEYGEN pop-up menu"),
56            UI_STRING("1024 (Medium Grade)", "Menu item title for KEYGEN pop-up menu"),
57            UI_STRING("512 (Low Grade)", "Menu item title for KEYGEN pop-up menu"), nil];
58    }
59    return strengthMenuItemTitles;
60}
61
62- (NSString *)signedPublicKeyAndChallengeStringWithStrengthIndex:(unsigned)index challenge:(NSString *)challenge pageURL:(NSURL *)pageURL
63{
64    // This switch statement must always be synced with the UI strings returned by strengthMenuItemTitles.
65    UInt32 keySize;
66    switch (index) {
67        case 0:
68            keySize = 2048;
69            break;
70        case 1:
71            keySize = 1024;
72            break;
73        case 2:
74            keySize = 512;
75            break;
76        default:
77            return nil;
78    }
79
80    NSString *keyDescription = [NSString stringWithFormat:UI_STRING("Key from %@", "name of keychain key generated by the KEYGEN tag"), [pageURL host]];
81    return [(NSString *)WKSignedPublicKeyAndChallengeString(keySize, (CFStringRef)challenge, (CFStringRef)keyDescription) autorelease];
82}
83
84- (WebCertificateParseResult)addCertificatesToKeychainFromData:(NSData *)data
85{
86    return WKAddCertificatesToKeychainFromData([data bytes], [data length]);
87}
88
89@end
90