X-Git-Url: https://git.saurik.com/apple/security.git/blobdiff_plain/72a12576750f52947eb043106ba5c12c0d07decf..b1ab9ed8d0e0f1c3b66d7daa8fd5564444c56195:/libsecurity_codesigning/lib/csgeneric.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@
+ */
+
+//
+// csgeneric - generic Code representative
+//
+#ifndef _H_CSGENERIC
+#define _H_CSGENERIC
+
+#include "Code.h"
+#include <Security/SecCodeHost.h>
+#include <security_utilities/utilities.h>
+#include <security_utilities/mach++.h>
+
+namespace Security {
+namespace CodeSigning {
+
+
+//
+// A SecCode that represents "generic" code.
+// Generic code is, well, generic. It doesn't have any real resources that define it,
+// and so it's defined, de facto, by its host. The Code Signing subsystem has no special
+// knowledge as to its nature, and so it just asks the host about everything. The asking
+// is done via the cshosting Mach RPC protocol, which can be implemented by hosts in whichever
+// way they find reasonable. This code doesn't care, as long as someone is answering.
+//
+// It is all right to subclass GenericCode to inherit access to the cshosting protocol.
+//
+class GenericCode : public SecCode {
+public:
+	GenericCode(SecCode *host, SecGuestRef guestRef = kSecNoGuest);
+	
+	SecCode *locateGuest(CFDictionaryRef attributes);
+	SecStaticCode *identifyGuest(SecCode *guest, CFDataRef *cdhash);
+	SecCodeStatus getGuestStatus(SecCode *guest);
+	void changeGuestStatus(SecCode *guest, SecCodeStatusOperation operation, CFDictionaryRef arguments);
+	
+	SecGuestRef guestRef() const { return mGuestRef; }
+
+protected:
+	MachPlusPlus::Port hostingPort();
+	virtual mach_port_t getHostingPort();
+
+private:
+	void identifyGuest(SecGuestRef guest, char *path, CFDataRef &cdhash, CFDictionaryRef &attributes);
+	
+private:
+	MachPlusPlus::Port mHostingPort;	// cached hosting port for this Code
+	SecGuestRef mGuestRef;				// guest reference
+};
+
+
+//
+// We don't need a GenericCode variant of SecStaticCode
+//
+typedef SecStaticCode GenericStaticCode;
+
+
+} // end namespace CodeSigning
+} // end namespace Security
+
+#endif // !_H_CSGENERIC