+++ /dev/null
-/*
- * Copyright (c) 2006-2007 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@
- */
-
-//
-// reqinterp - Requirement language (exprOp) interpreter
-//
-#ifndef _H_REQINTERP
-#define _H_REQINTERP
-
-#include <security_codesigning/reqreader.h>
-#include <Security/SecTrustSettings.h>
-#include <security_cdsa_utilities/cssmdata.h> // CssmOid
-
-namespace Security {
-namespace CodeSigning {
-
-
-//
-// An interpreter for exprForm-type requirements.
-// This is a simple Polish Notation stack evaluator.
-//
-class Requirement::Interpreter : public Requirement::Reader {
-public:
- Interpreter(const Requirement *req, const Context *ctx) : Reader(req), mContext(ctx) { }
-
- bool evaluate();
-
-protected:
- class Match {
- public:
- Match(Interpreter &interp); // reads match postfix from interp
- Match(CFStringRef value, MatchOperation op) : mValue(value), mOp(op) { } // explicit
- Match() : mValue(NULL), mOp(matchExists) { } // explict test for presence
- bool operator () (CFTypeRef candidate) const; // match to candidate
-
- protected:
- bool inequality(CFTypeRef candidate, CFStringCompareFlags flags, CFComparisonResult outcome, bool negate) const;
-
- private:
- CFCopyRef<CFStringRef> mValue; // match value
- MatchOperation mOp; // type of match
- };
-
-protected:
- bool infoKeyValue(const std::string &key, const Match &match);
- bool entitlementValue(const std::string &key, const Match &match);
- bool certFieldValue(const string &key, const Match &match, SecCertificateRef cert);
- bool certFieldGeneric(const string &key, const Match &match, SecCertificateRef cert);
- bool certFieldGeneric(const CssmOid &oid, const Match &match, SecCertificateRef cert);
- bool certFieldPolicy(const string &key, const Match &match, SecCertificateRef cert);
- bool certFieldPolicy(const CssmOid &oid, const Match &match, SecCertificateRef cert);
- bool verifyAnchor(SecCertificateRef cert, const unsigned char *digest);
- bool appleSigned();
- bool appleAnchored();
- bool trustedCerts();
- bool trustedCert(int slot);
-
- static SecTrustSettingsResult trustSetting(SecCertificateRef cert, bool isAnchor);
-
-private:
- const Context * const mContext;
-};
-
-
-} // CodeSigning
-} // Security
-
-#endif //_H_REQINTERP