OSX/libsecurity_keychain/lib/Certificate.h

   1 /*
   2  * Copyright (c) 2002-2007,2011-2014 Apple Inc. All Rights Reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * This file contains Original Code and/or Modifications of Original Code
   7  * as defined in and that are subject to the Apple Public Source License
   8  * Version 2.0 (the 'License'). You may not use this file except in
   9  * compliance with the License. Please obtain a copy of the License at
  10  * http://www.opensource.apple.com/apsl/ and read it before using this
  11  * file.
  12  *
  13  * The Original Code and all software distributed under the License are
  14  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  15  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  16  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  18  * Please see the License for the specific language governing rights and
  19  * limitations under the License.
  20  *
  21  * @APPLE_LICENSE_HEADER_END@
  22  */
  23
  24 //
  25 // Certificate.h - Certificate objects
  26 //
  27 #ifndef _SECURITY_CERTIFICATE_H_
  28 #define _SECURITY_CERTIFICATE_H_
  29
  30 #include <security_keychain/Item.h>
  31
  32 #include <security_keychain/StorageManager.h>
  33 // @@@ This should not be here.
  34 #include <Security/SecBase.h>
  35 #include <security_cdsa_client/clclient.h>
  36
  37 namespace Security
  38 {
  39
  40 namespace KeychainCore
  41 {
  42
  43 class KeyItem;
  44
  45 class Certificate : public ItemImpl
  46 {
  47         NOCOPY(Certificate)
  48 public:
  49         SECCFFUNCTIONS(Certificate, SecCertificateRef, errSecInvalidItemRef, gTypes().Certificate)
  50
  51         static CL clForType(CSSM_CERT_TYPE type);
  52
  53         // new item constructor
  54     Certificate(const CSSM_DATA &data, CSSM_CERT_TYPE type, CSSM_CERT_ENCODING encoding);
  55
  56 private:
  57         // db item constructor
  58     Certificate(const Keychain &keychain, const PrimaryKey &primaryKey, const CssmClient::DbUniqueRecord &uniqueId);
  59
  60         // PrimaryKey item constructor
  61     Certificate(const Keychain &keychain, const PrimaryKey &primaryKey);
  62
  63 public:
  64         static Certificate* make(const Keychain &keychain, const PrimaryKey &primaryKey, const CssmClient::DbUniqueRecord &uniqueId);
  65         static Certificate* make(const Keychain &keychain, const PrimaryKey &primaryKey);
  66
  67         Certificate(Certificate &certificate);
  68     virtual ~Certificate();
  69
  70         virtual void update();
  71         virtual Item copyTo(const Keychain &keychain, Access *newAccess = NULL);
  72         virtual void didModify(); // Forget any attributes and data we just wrote to the db
  73
  74     const CssmData &data();
  75     CSSM_CERT_TYPE type();
  76         CSSM_CERT_ENCODING encoding();
  77         CFDataRef sha1Hash();
  78         CFStringRef commonName();
  79         CFStringRef distinguishedName(const CSSM_OID *sourceOid, const CSSM_OID *componentOid);
  80         CFStringRef copyFirstEmailAddress();
  81         CFArrayRef copyEmailAddresses();
  82         CFArrayRef copyDNSNames();
  83     const CSSM_X509_NAME_PTR subjectName();
  84     const CSSM_X509_NAME_PTR issuerName();
  85         const CSSM_X509_ALGORITHM_IDENTIFIER_PTR algorithmID();
  86         CSSM_CL_HANDLE clHandle();
  87         void inferLabel(bool addLabel, CFStringRef *rtnString = NULL);
  88         SecPointer<KeyItem> publicKey();
  89         const CssmData &publicKeyHash();
  90         const CssmData &subjectKeyIdentifier();
  91
  92         static KCCursor cursorForIssuerAndSN(const StorageManager::KeychainList &keychains, const CssmData &issuer, const CssmData &serialNumber);
  93         static KCCursor cursorForSubjectKeyID(const StorageManager::KeychainList &keychains, const CssmData &subjectKeyID);
  94         static KCCursor cursorForEmail(const StorageManager::KeychainList &keychains, const char *emailAddress);
  95         static KCCursor cursorForIssuerAndSN_CF(const StorageManager::KeychainList &keychains, CFDataRef issuer, CFDataRef serialNumber);
  96
  97         SecPointer<Certificate> findInKeychain(const StorageManager::KeychainList &keychains);
  98         static SecPointer<Certificate> findByIssuerAndSN(const StorageManager::KeychainList &keychains, const CssmData &issuer, const CssmData &serialNumber);
  99         static SecPointer<Certificate> findBySubjectKeyID(const StorageManager::KeychainList &keychains, const CssmData &subjectKeyID);
 100         static SecPointer<Certificate> findByEmail(const StorageManager::KeychainList &keychains, const char *emailAddress);
 101
 102         static void normalizeEmailAddress(CSSM_DATA &emailAddress);
 103         static void getNames(CSSM_DATA_PTR *sanValues, CSSM_DATA_PTR snValue, CE_GeneralNameType generalNameType, std::vector<CssmData> &names);
 104
 105         bool operator < (Certificate &other);
 106         bool operator == (Certificate &other);
 107
 108         virtual CFHashCode hash();
 109
 110 public:
 111         CSSM_DATA_PTR copyFirstFieldValue(const CSSM_OID &field);
 112         void releaseFieldValue(const CSSM_OID &field, CSSM_DATA_PTR fieldValue);
 113
 114         CSSM_DATA_PTR *copyFieldValues(const CSSM_OID &field);
 115         void releaseFieldValues(const CSSM_OID &field, CSSM_DATA_PTR *fieldValues);
 116         Boolean isSelfSigned();
 117
 118 protected:
 119         virtual void willRead();
 120         virtual PrimaryKey add(Keychain &keychain);
 121         CSSM_HANDLE certHandle();
 122
 123         void addParsedAttribute(const CSSM_DB_ATTRIBUTE_INFO &info, const CSSM_OID &field);
 124
 125         void addSubjectKeyIdentifier();
 126         void populateAttributes();
 127         bool verifyEncoding(CSSM_DATA_PTR data);
 128
 129 private:
 130         bool mHaveTypeAndEncoding;
 131         bool mPopulated;
 132     CSSM_CERT_TYPE mType;
 133         CSSM_CERT_ENCODING mEncoding;
 134     CssmClient::CL mCL;
 135         CSSM_HANDLE mCertHandle;
 136         CssmData mPublicKeyHash;
 137         uint8 mPublicKeyHashBytes[20];
 138         CssmData mSubjectKeyID;
 139         uint8 mSubjectKeyIDBytes[20];
 140         CSSM_DATA_PTR mV1SubjectPublicKeyCStructValue; // Hack to prevent algorithmID() from leaking.
 141     CSSM_DATA_PTR mV1SubjectNameCStructValue;
 142     CSSM_DATA_PTR mV1IssuerNameCStructValue;
 143         CFDataRef mSha1Hash;
 144         bool mEncodingVerified;
 145 };
 146
 147 } // end namespace KeychainCore
 148
 149 } // end namespace Security
 150
 151 #endif // !_SECURITY_CERTIFICATE_H_