MYCrypto: MYCrypto_Private.h@058394513f33

     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 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 @property (readonly) const CSSM_KEY* cssmKey;

    61 @property (readonly) const CSSM_CSP_HANDLE cssmCSPHandle;

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

    63 - (CSSM_CC_HANDLE) _createPassThroughContext;

    64 #endif

    65 @property (readonly) NSArray* _itemList;

    66 @end

    69 @interface MYSymmetricKey (Private)

    70 #if !MYCRYPTO_USE_IPHONE_API

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

    72 #endif

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

    74                                       algorithm: (CCAlgorithm)algorithm

    75                                      inKeychain: (MYKeychain*)keychain;

    76 @end

    79 @interface MYPublicKey (Private)

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

    81 #if !TARGET_OS_IPHONE

    82 - (CSSM_WRAP_KEY*) _unwrappedCSSMKey;

    83 #endif

    84 @end

    87 @interface MYPrivateKey (Private)

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

    89                                  inKeychain: (MYKeychain*)keychain;

    90 - (id) _initWithKeyRef: (SecKeyRef)privateKey

    91              publicKey: (MYPublicKey*)publicKey;

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

    93           publicKeyData: (NSData*)pubKeyData

    94             forKeychain: (SecKeychainRef)keychain

    95              alertTitle: (NSString*)title

    96             alertPrompt: (NSString*)prompt;

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

    98           publicKeyData: (NSData*)pubKeyData

    99             forKeychain: (SecKeychainRef)keychain

   100              passphrase: (NSString*)passphrase;

   101 #if !TARGET_OS_IPHONE

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

   103                        withPEM: (BOOL)withPEM

   104                     passphrase: (NSString*)passphrase;

   105 #endif

   106 @end

   109 #if TARGET_OS_IPHONE && !MYCRYPTO_USE_IPHONE_API

   110 @interface MYCertificate (Private)

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

   112                           type: (CSSM_CERT_TYPE) type

   113                       encoding: (CSSM_CERT_ENCODING) encoding;

   114 @end

   115 #endif

   118 #undef check

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

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

   123 #if !MYCRYPTO_USE_IPHONE_API

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

   126 SecKeyRef importKey(NSData *data,

   127                     SecExternalItemType type,

   128                     SecKeychainRef keychain,

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

   131 NSString* OIDAsString(CSSM_OID OID);

   132 CSSM_ALGORITHMS CSSMFromCCAlgorithm( CCAlgorithm ccAlgorithm );

   134 typedef struct {

   135     CSSM_ALGORITHMS algorithm;

   136     uint32 sizeInBits;

   137 } MYCryptoWrappedKeyDesc;

   139 #endif

author	Jens Alfke <jens@mooseyard.com>
	Sat Jun 06 15:36:35 2009 -0700 (2009-06-06)
changeset 22	058394513f33
parent 14	3af1d1c0ceb5
child 23	39fec79de6e8
permissions	-rw-r--r--