X-Git-Url: https://git.saurik.com/apple/security.git/blobdiff_plain/72a12576750f52947eb043106ba5c12c0d07decf..b1ab9ed8d0e0f1c3b66d7daa8fd5564444c56195:/libsecurity_codesigning/lib/Code.h

diff --git a/libsecurity_codesigning/lib/Code.h b/libsecurity_codesigning/lib/Code.h
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+/*
+ * Copyright (c) 2006 Apple Computer, 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@
+ */
+
+//
+// Code - SecCode API objects
+//
+#ifndef _H_CODE
+#define _H_CODE
+
+#include "cs.h"
+#include "Requirements.h"
+#include <security_utilities/utilities.h>
+
+namespace Security {
+namespace CodeSigning {
+
+
+class SecStaticCode;
+
+
+//
+// A SecCode object represents running code in the system. It must be subclassed
+// to implement a particular notion of code.
+//
+class SecCode : public SecCFObject {
+	NOCOPY(SecCode)
+	friend class KernelCode;	// overrides identify() to set mStaticCode/mCDHash
+public:
+	SECCFFUNCTIONS(SecCode, SecCodeRef, errSecCSInvalidObjectRef, gCFObjects().Code)
+
+	SecCode(SecCode *host);
+    virtual ~SecCode() throw();
+	
+    bool equal(SecCFObject &other);
+    CFHashCode hash();
+	
+	SecCode *host() const;
+	bool isRoot() const { return host() == NULL; }
+	SecStaticCode *staticCode();	// cached. Result lives as long as this SecCode
+	CFDataRef cdHash();
+	
+	SecCodeStatus status();				// dynamic status
+	void status(SecCodeStatusOperation operation, CFDictionaryRef arguments);
+
+	// primary virtual drivers. Caller owns the result
+	virtual void identify();
+	virtual SecCode *locateGuest(CFDictionaryRef attributes);
+	virtual SecStaticCode *identifyGuest(SecCode *guest, CFDataRef *cdhash);
+	
+	void checkValidity(SecCSFlags flags);
+	virtual SecCodeStatus getGuestStatus(SecCode *guest);
+	virtual void changeGuestStatus(SecCode *guest, SecCodeStatusOperation operation, CFDictionaryRef arguments);
+	
+public:
+	// perform "autolocation" (root-based heuristic). Caller owns the result
+	static SecCode *autoLocateGuest(CFDictionaryRef attributes, SecCSFlags flags);
+
+private:
+	SecPointer<SecCode> mHost;
+	bool mIdentified;							// called identify(), mStaticCode & mCDHash are valid
+	SecPointer<SecStaticCode> mStaticCode;		// (static) code origin
+	CFRef<CFDataRef> mCDHash;					// (dynamic) CodeDirectory hash as per host
+};
+
+
+} // end namespace CodeSigning
+} // end namespace Security
+
+#endif // !_H_CODE