/* * Copyright (c) 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@ */ // // cskernel - Kernel implementation of the Code Signing Host Interface // #ifndef _H_CSKERNEL #define _H_CSKERNEL #include "Code.h" #include "StaticCode.h" #include <security_utilities/utilities.h> namespace Security { namespace CodeSigning { class ProcessCode; // // The nominal StaticCode representing the kernel on disk. // This is barely used, since we don't validate the kernel (it's the root of trust) // and we don't activate new kernels at runtime. // class KernelStaticCode : public SecStaticCode { public: KernelStaticCode(); private: }; // // A SecCode that represents the system's running kernel. // We usually only have one of those in the system at one time. :-) // class KernelCode : public SecCode { public: KernelCode(); SecCode *locateGuest(CFDictionaryRef attributes); SecStaticCode *identifyGuest(SecCode *guest, CFDataRef *cdhash); SecCodeStatus getGuestStatus(SecCode *guest); void changeGuestStatus(SecCode *guest, SecCodeStatusOperation operation, CFDictionaryRef arguments); static KernelCode *active() { return globals().code; } public: struct Globals { Globals(); SecPointer<KernelCode> code; SecPointer<KernelStaticCode> staticCode; }; static ModuleNexus<Globals> globals; protected: void identify(); void csops(ProcessCode *proc, unsigned int op, void *addr = NULL, size_t length = 0); }; } // end namespace CodeSigning } // end namespace Security #endif // !_H_CSKERNEL