MYCrypto: MYCrypto_Private.h@38c3c3923e1f

     1 //

     2 //  MYCrypto_Private.h

     3 //  MYCrypto

     4 //

     5 //  Created by Jens Alfke on 3/23/09.

     6 //  Copyright 2009 Jens Alfke. All rights reserved.

     7 //

     9 #import "MYCryptoConfig.h"

    10 #import "MYKeychain.h"

    11 #import "MYKey.h"

    12 #import "MYSymmetricKey.h"

    13 #import "MYPublicKey.h"

    14 #import "MYPrivateKey.h"

    15 #import "MYCertificate.h"

    16 #import "Test.h"

    17 #import <Security/Security.h>

    20 #if MYCRYPTO_USE_IPHONE_API

    21 typedef CFTypeRef SecKeychainAttrType;

    22 typedef CFTypeRef SecKeychainItemRef;

    23 typedef CFTypeRef SecKeychainRef;

    24 typedef CFTypeRef SecExternalItemType;

    25 #endif

    28 @interface MYKeychain (Private)

    29 - (MYIdentity*) identityWithDigest: (MYSHA1Digest*)pubKeyDigest;

    30 #if TARGET_OS_IPHONE && !MYCRYPTO_USE_IPHONE_API

    31 - (id) initWithKeychainRef: (SecKeychainRef)keychainRef;

    32 @property (readonly) SecKeychainRef keychainRef, keychainRefOrDefault;

    33 @property (readonly) CSSM_CSP_HANDLE CSPHandle;

    34 @property (readonly) NSString* path;

    35 #endif

    36 @end

    39 @interface MYKeychainItem (Private);

    40 - (id) initWithKeychainItemRef: (MYKeychainItemRef)itemRef;

    41 - (NSData*) _getContents: (OSStatus*)outError;

    42 - (NSString*) stringValueOfAttribute: (SecKeychainAttrType)attr;

    43 - (BOOL) setValue: (NSString*)valueStr ofAttribute: (SecKeychainAttrType)attr;

    44 + (NSData*) _getAttribute: (SecKeychainAttrType)attr ofItem: (MYKeychainItemRef)item;

    45 - (id) _attribute: (SecKeychainAttrType)attribute;

    46 + (NSString*) _getStringAttribute: (SecKeychainAttrType)attr ofItem: (MYKeychainItemRef)item;

    47 + (BOOL) _setAttribute: (SecKeychainAttrType)attr ofItem: (MYKeychainItemRef)item

    48            stringValue: (NSString*)stringValue;

    49 @end

    52 @interface MYKey (Private)

    53 - (id) initWithKeyData: (NSData*)data;

    54 - (id) _initWithKeyData: (NSData*)data

    55             forKeychain: (SecKeychainRef)keychain;

    56 @property (readonly) SecExternalItemType keyClass, keyType;

    57 @property (readonly) MYSHA1Digest* _keyDigest;

    58 - (NSData*) _crypt: (NSData *)data operation: (BOOL) op;    // YES to encrypt, NO to decrypt

    59 #if MYCRYPTO_USE_IPHONE_API

    60 + (SecKeyRef) _addKeyWithInfo: (NSMutableDictionary*)info;

    61 #else

    62 @property (readonly) const CSSM_KEY* cssmKey;

    63 @property (readonly) const CSSM_CSP_HANDLE cssmCSPHandle;

    64 - (CSSM_CC_HANDLE) _createSignatureContext: (CSSM_ALGORITHMS)algorithm;

    65 - (CSSM_CC_HANDLE) _createPassThroughContext;

    66 #endif

    67 @property (readonly) NSArray* _itemList;

    68 @end

    71 @interface MYSymmetricKey (Private)

    72 #if !MYCRYPTO_USE_IPHONE_API

    73 - (id) _initWithCSSMKey: (CSSM_KEY*)cssmKey;

    74 #endif

    75 + (MYSymmetricKey*) _generateSymmetricKeyOfSize: (unsigned)keySizeInBits

    76                                       algorithm: (CCAlgorithm)algorithm

    77                                      inKeychain: (MYKeychain*)keychain;

    78 @end

    81 @interface MYPublicKey (Private)

    82 - (BOOL) setValue: (NSString*)valueStr ofAttribute: (SecKeychainAttrType)attr;

    83 #if !TARGET_OS_IPHONE

    84 - (CSSM_WRAP_KEY*) _unwrappedCSSMKey;

    85 #endif

    86 @end

    89 @interface MYPrivateKey (Private)

    90 + (MYPrivateKey*) _generateRSAKeyPairOfSize: (unsigned)keySize

    91                                  inKeychain: (MYKeychain*)keychain;

    92 - (id) _initWithKeyRef: (SecKeyRef)privateKey

    93              publicKey: (MYPublicKey*)publicKey;

    94 - (id) _initWithKeyData: (NSData*)privKeyData

    95           publicKeyData: (NSData*)pubKeyData

    96             forKeychain: (SecKeychainRef)keychain

    97              alertTitle: (NSString*)title

    98             alertPrompt: (NSString*)prompt;

    99 - (id) _initWithKeyData: (NSData*)privKeyData

   100           publicKeyData: (NSData*)pubKeyData

   101             forKeychain: (SecKeychainRef)keychain

   102              passphrase: (NSString*)passphrase;

   103 #if !TARGET_OS_IPHONE

   104 - (NSData*) _exportKeyInFormat: (SecExternalFormat)format

   105                        withPEM: (BOOL)withPEM

   106                     passphrase: (NSString*)passphrase;

   107 #endif

   108 @end

   111 #if TARGET_OS_IPHONE && !MYCRYPTO_USE_IPHONE_API

   112 @interface MYCertificate (Private)

   113 - (id) initWithCertificateData: (NSData*)data

   114                           type: (CSSM_CERT_TYPE) type

   115                       encoding: (CSSM_CERT_ENCODING) encoding;

   116 @end

   117 #endif

   120 #undef check

   121 BOOL check(OSStatus err, NSString *what);

   123 #define checksave(CALL) ({OSStatus err=(CALL); check(err,@""#CALL) || (_error=err, NO);})

   125 #if !MYCRYPTO_USE_IPHONE_API

   126 BOOL checkcssm(CSSM_RETURN err, NSString *what);

   128 SecKeyRef importKey(NSData *data,

   129                     SecExternalItemType type,

   130                     SecKeychainRef keychain,

   131                     SecKeyImportExportParameters *params /*non-null*/);

   133 NSString* OIDAsString(CSSM_OID OID);

   134 CSSM_ALGORITHMS CSSMFromCCAlgorithm( CCAlgorithm ccAlgorithm );

   136 typedef struct {

   137     CSSM_ALGORITHMS algorithm;

   138     uint32 sizeInBits;

   139 } MYCryptoWrappedKeyDesc;

   141 #endif

author	Jens Alfke <jens@mooseyard.com>
	Wed Jun 10 09:02:18 2009 -0700 (2009-06-10)
changeset 25	38c3c3923e1f
parent 21	2c300b15b381
child 26	d9c2a06d4e4e
permissions	-rw-r--r--