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[apple/security.git] / Security / libsecurity_asn1 / lib / X509Templates.h
diff --git a/Security/libsecurity_asn1/lib/X509Templates.h b/Security/libsecurity_asn1/lib/X509Templates.h
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+/*
+ * Copyright (c) 2003-2006,2008,2010-2012 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@
+ *
+ * X509Templates.h - X.509 Certificate and CRL ASN1 templates
+ */
+
+#ifndef        _NSS_X509_TEMPLATES_H_
+#define _NSS_X509_TEMPLATES_H_
+
+#include <Security/SecAsn1Types.h>
+#include <Security/nameTemplates.h>
+
+/*
+ * Arrays of SecAsn1Templates are always associated with a specific
+ * C struct. We attempt to use C structs which are defined in CDSA
+ * if at all possible; these always start with the CSSM_ prefix.
+ * Otherwise we define the struct here, with an NSS_ prefix.
+ * In either case, the name of the C struct is listed in comments
+ * along with the extern declaration of the SecAsn1Template array.
+ */
+#ifdef  __cplusplus
+extern "C" {
+#endif
+
+// MARK: --- X509 Validity support ---
+
+/* 
+ * ASN Class : Validity
+ * C struct  : NSS_Validity
+ *
+ * The low-level Time values, which are CHOICE of generalized
+ * time or UTC time, still DER-encoded upon decoding of this object.
+ */
+/*
+ * The low-level time values are eitehr Generalized Time 
+ * (SEC_ASN1_GENERALIZED_TIME) or UTC time (SEC_ASN1_UTC_TIME).
+ */
+typedef NSS_TaggedItem NSS_Time;
+
+typedef struct  {
+    NSS_Time notBefore;        
+    NSS_Time notAfter;         
+} NSS_Validity;
+
+extern const SecAsn1Template kSecAsn1ValidityTemplate[];
+
+// MARK: --- Certificate ---
+
+/*
+ * X509 cert extension
+ * ASN Class : Extension
+ * C struct  : NSS_CertExtension
+ *
+ * With a nontrivial amount of extension-specific processing,
+ * this maps to a CSSM_X509_EXTENSION.
+ */
+typedef struct {
+    SecAsn1Item extnId;
+    SecAsn1Item critical;              // optional, default = false
+    SecAsn1Item value;         // OCTET string whose decoded value is
+                                                       // an id-specific DER-encoded thing
+} NSS_CertExtension;
+
+extern const SecAsn1Template kSecAsn1CertExtensionTemplate[];
+extern const SecAsn1Template kSecAsn1SequenceOfCertExtensionTemplate[];
+
+/*
+ * X.509 certificate object (the unsigned form)
+ *
+ * ASN class : TBSCertificate
+ * C struct  : NSS_TBSCertificate
+ */
+typedef struct  {
+    SecAsn1Item                                                        version;                        // optional
+    SecAsn1Item                                                        serialNumber;
+    SecAsn1AlgId               signature;
+    NSS_Name                                                   issuer;
+    NSS_Validity                                               validity;
+    NSS_Name                                                   subject;
+    SecAsn1PubKeyInfo  subjectPublicKeyInfo;
+    SecAsn1Item                                                        issuerID;                       // optional, BITS
+    SecAsn1Item                                                        subjectID;                      // optional, BITS
+    NSS_CertExtension                                  **extensions;           // optional
+       
+       /*
+        * Additional DER-encoded fields copied (via SEC_ASN1_SAVE)
+        * during decoding. 
+        */
+       SecAsn1Item                                                     derIssuer;
+       SecAsn1Item                                                     derSubject;     
+} NSS_TBSCertificate;
+
+extern const SecAsn1Template kSecAsn1TBSCertificateTemplate[];
+
+/*
+ * Fully specified signed certificate.
+ *
+ * ASN class : Certificate
+ * C struct  : NSS_Certificate
+ */
+typedef struct {
+       NSS_TBSCertificate                              tbs;
+    SecAsn1AlgId       signatureAlgorithm;
+    SecAsn1Item                                                signature;// BIT STRING, length in bits 
+} NSS_Certificate;
+
+extern const SecAsn1Template kSecAsn1SignedCertTemplate[];
+
+// MARK: --- CRL ---
+
+/*
+ * ASN class : revokedCertificate
+ * C struct  : NSS_RevokedCert
+ */
+typedef struct {
+       SecAsn1Item                     userCertificate;        // serial number
+       NSS_Time                        revocationDate;
+    NSS_CertExtension  **extensions;           // optional
+} NSS_RevokedCert;
+
+extern const SecAsn1Template kSecAsn1RevokedCertTemplate[];
+extern const SecAsn1Template kSecAsn1SequenceOfRevokedCertTemplate[];
+
+/*
+ * X509 Cert Revocation List (the unsigned form)
+ * ASN class : TBSCertList
+ * C struct  : NSS_TBSCrl
+ */
+typedef struct {
+    SecAsn1Item                                                        version;                // optional
+    SecAsn1AlgId               signature;
+    NSS_Name                                                   issuer;
+    NSS_Time                                                   thisUpdate;     
+    NSS_Time                                                   nextUpdate;             // optional
+       NSS_RevokedCert                                         **revokedCerts; // optional
+    NSS_CertExtension                                  **extensions;   // optional
+
+       /*
+        * Additional DER-encoded fields copied (via SEC_ASN1_SAVE)
+        * during decoding. 
+        */
+       SecAsn1Item                                                     derIssuer;
+       
+} NSS_TBSCrl;
+
+extern const SecAsn1Template kSecAsn1TBSCrlTemplate[];
+
+/*
+ * Fully specified signed CRL.
+ *
+ * ASN class : CertificateList
+ * C struct  : NSS_CRL
+ */
+typedef struct {
+       NSS_TBSCrl                                              tbs;
+    SecAsn1AlgId       signatureAlgorithm;
+    SecAsn1Item                                                signature;// BIT STRING, length in bits 
+} NSS_Crl;
+
+extern const SecAsn1Template kSecAsn1SignedCrlTemplate[];
+
+/* 
+ * signed data - top-level view of a signed Cert or CRL, for
+ * signing and verifying only. Treats the TBS and AlgId portions 
+ * as opaque ASN_ANY blobs.
+ */
+typedef struct {
+    SecAsn1Item                                                tbsBlob;  // ANY, DER encoded cert or CRL
+    SecAsn1Item                                                signatureAlgorithm;
+    SecAsn1Item                                                signature;// BIT STRING, length in bits 
+} NSS_SignedCertOrCRL;
+
+extern const SecAsn1Template kSecAsn1SignedCertOrCRLTemplate[];
+
+#ifdef  __cplusplus
+}
+#endif
+
+#endif /* _NSS_X509_TEMPLATES_H_ */