projects / apple / security.git / blame
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|---|---|---|
| b1ab9ed8 A |
1 | /* |
| 2 | * Copyright (c) 2006 Apple Computer, Inc. All Rights Reserved. | |
| 3 | * | |
| 4 | * @APPLE_LICENSE_HEADER_START@ | |
| 5 | * | |
| 6 | * This file contains Original Code and/or Modifications of Original Code | |
| 7 | * as defined in and that are subject to the Apple Public Source License | |
| 8 | * Version 2.0 (the 'License'). You may not use this file except in | |
| 9 | * compliance with the License. Please obtain a copy of the License at | |
| 10 | * http://www.opensource.apple.com/apsl/ and read it before using this | |
| 11 | * file. | |
| 12 | * | |
| 13 | * The Original Code and all software distributed under the License are | |
| 14 | * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER | |
| 15 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, | |
| 16 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, | |
| 17 | * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. | |
| 18 | * Please see the License for the specific language governing rights and | |
| 19 | * limitations under the License. | |
| 20 | * | |
| 21 | * @APPLE_LICENSE_HEADER_END@ | |
| 22 | */ | |
| 23 | ||
| 24 | // | |
| 25 | // Code - SecCode API objects | |
| 26 | // | |
| 27 | #ifndef _H_CODE | |
| 28 | #define _H_CODE | |
| 29 | ||
| 30 | #include "cs.h" | |
| 31 | #include "Requirements.h" | |
| 32 | #include <security_utilities/utilities.h> | |
| 33 | ||
| 34 | namespace Security { | |
| 35 | namespace CodeSigning { | |
| 36 | ||
| 37 | ||
| 38 | class SecStaticCode; | |
| 39 | ||
| 40 | ||
| 41 | // | |
| 42 | // A SecCode object represents running code in the system. It must be subclassed | |
| 43 | // to implement a particular notion of code. | |
| 44 | // | |
| 45 | class SecCode : public SecCFObject { | |
| 46 | NOCOPY(SecCode) | |
| 47 | friend class KernelCode; // overrides identify() to set mStaticCode/mCDHash | |
| 48 | public: | |
| 49 | SECCFFUNCTIONS(SecCode, SecCodeRef, errSecCSInvalidObjectRef, gCFObjects().Code) | |
| 50 | ||
| 51 | SecCode(SecCode *host); | |
| 52 | virtual ~SecCode() throw(); | |
| 53 | ||
| 54 | bool equal(SecCFObject &other); | |
| 55 | CFHashCode hash(); | |
| 56 | ||
| 57 | SecCode *host() const; | |
| 58 | bool isRoot() const { return host() == NULL; } | |
| 59 | SecStaticCode *staticCode(); // cached. Result lives as long as this SecCode | |
| 60 | CFDataRef cdHash(); | |
| 61 | ||
| 62 | SecCodeStatus status(); // dynamic status | |
| 63 | void status(SecCodeStatusOperation operation, CFDictionaryRef arguments); | |
| 64 | ||
| 65 | // primary virtual drivers. Caller owns the result | |
| 66 | virtual void identify(); | |
| 67 | virtual SecCode *locateGuest(CFDictionaryRef attributes); | |
| 68 | virtual SecStaticCode *identifyGuest(SecCode *guest, CFDataRef *cdhash); | |
| 69 | ||
| 70 | void checkValidity(SecCSFlags flags); | |
| 71 | virtual SecCodeStatus getGuestStatus(SecCode *guest); | |
| 72 | virtual void changeGuestStatus(SecCode *guest, SecCodeStatusOperation operation, CFDictionaryRef arguments); | |
| 73 | ||
| 74 | public: | |
| 75 | // perform "autolocation" (root-based heuristic). Caller owns the result | |
| 76 | static SecCode *autoLocateGuest(CFDictionaryRef attributes, SecCSFlags flags); | |
| 77 | ||
| 78 | private: | |
| 79 | SecPointer<SecCode> mHost; | |
| 80 | bool mIdentified; // called identify(), mStaticCode & mCDHash are valid | |
| 81 | SecPointer<SecStaticCode> mStaticCode; // (static) code origin | |
| 82 | CFRef<CFDataRef> mCDHash; // (dynamic) CodeDirectory hash as per host | |
| 83 | }; | |
| 84 | ||
| 85 | ||
| 86 | } // end namespace CodeSigning | |
| 87 | } // end namespace Security | |
| 88 | ||
| 89 | #endif // !_H_CODE |