Security-57031.1.35.tar.gz

[apple/security.git] / Security / libsecurity_cdsa_utilities / lib / cssmcert.h

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+/*
+ * Copyright (c) 2000-2004,2006,2011,2014 Apple Inc. All Rights Reserved.
+ * 
+ * @APPLE_LICENSE_HEADER_START@
+ * 
+ * This file contains Original Code and/or Modifications of Original Code
+ * as defined in and that are subject to the Apple Public Source License
+ * Version 2.0 (the 'License'). You may not use this file except in
+ * compliance with the License. Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this
+ * file.
+ * 
+ * The Original Code and all software distributed under the License are
+ * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
+ * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
+ * Please see the License for the specific language governing rights and
+ * limitations under the License.
+ * 
+ * @APPLE_LICENSE_HEADER_END@
+ */
+
+
+//
+// cssmcert - CSSM layer certificate (CL) related objects.
+//
+#ifndef _H_CSSMCERT
+#define _H_CSSMCERT
+
+#include <security_cdsa_utilities/cssmalloc.h>
+#include <security_cdsa_utilities/cssmdata.h>
+
+
+namespace Security {
+
+
+//
+// A CSSM_FIELD, essentially an OID/Data pair.
+//
+class CssmField : public PodWrapper<CssmField, CSSM_FIELD> {
+public:
+    CssmField() { }
+    CssmField(const CSSM_OID &oid, const CSSM_DATA &value)
+    { FieldOid = oid; FieldValue = value; }
+    
+    CssmField(const CSSM_OID &oid)
+    { FieldOid = oid; FieldValue = CssmData(); }
+
+public:
+    CssmOid &oid()                                     { return CssmOid::overlay(FieldOid); }
+    CssmOid &value()                           { return CssmOid::overlay(FieldValue); }
+    const CssmOid &oid() const         { return CssmOid::overlay(FieldOid); }
+    const CssmOid &value() const       { return CssmOid::overlay(FieldValue); }
+    
+    bool isComplex() const
+    { return value().length() == CSSM_FIELDVALUE_COMPLEX_DATA_TYPE; }
+};
+
+
+//
+// An encoded certificate
+//
+class EncodedCertificate : public PodWrapper<EncodedCertificate, CSSM_ENCODED_CERT> {
+public:
+       EncodedCertificate(CSSM_CERT_TYPE type = CSSM_CERT_UNKNOWN,
+               CSSM_CERT_ENCODING enc = CSSM_CERT_ENCODING_UNKNOWN,
+               const CSSM_DATA *data = NULL);
+       
+       CSSM_CERT_TYPE type() const             { return CertType; }
+       CSSM_CERT_ENCODING encoding() const { return CertEncoding; }
+       const CssmData &blob() const    { return CssmData::overlay(CertBlob); }
+       
+       // CssmDataoid features
+       void *data() const                              { return blob().data(); }
+       size_t length() const                   { return blob().length(); }
+};
+
+
+//
+// CertGroups - groups of certificates in a bewildering variety of forms
+//
+class CertGroup : public PodWrapper<CertGroup, CSSM_CERTGROUP> {
+public:
+    CertGroup() { }
+    CertGroup(CSSM_CERT_TYPE ctype, CSSM_CERT_ENCODING encoding, CSSM_CERTGROUP_TYPE type);
+    
+public:
+    CSSM_CERT_TYPE certType() const            { return CertType; }
+    CSSM_CERT_ENCODING encoding() const        { return CertEncoding; }
+    CSSM_CERTGROUP_TYPE type() const   { return CertGroupType; }
+    uint32 count() const                               { return NumCerts; }
+    uint32 &count()                                            { return NumCerts; }
+    
+public:
+       // CSSM_CERTGROUP_DATA version
+    CssmData * &blobCerts()
+       { assert(type() == CSSM_CERTGROUP_DATA); return CssmData::overlayVar(GroupList.CertList); }
+    CssmData *blobCerts() const
+       { assert(type() == CSSM_CERTGROUP_DATA); return CssmData::overlay(GroupList.CertList); }
+       
+       // CSSM_CERTGROUP_ENCODED_CERT version
+    EncodedCertificate * &encodedCerts()
+               { return EncodedCertificate::overlayVar(GroupList.EncodedCertList); }
+    EncodedCertificate *encodedCerts() const
+               { return EncodedCertificate::overlay(GroupList.EncodedCertList); }
+       
+public:
+       // free all memory in this group with the given allocator
+       void destroy(Allocator &allocator);
+};
+
+
+//
+// Walkers
+//
+namespace DataWalkers {
+
+
+
+
+}      // end namespace DataWalkers
+}      // end namespace Security
+
+#endif //_H_CSSMCERT