projects / apple / security.git / blame
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|---|---|---|
| b1ab9ed8 A |
1 | /* |
| 2 | * Copyright (c) 2009 Apple 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 | // slcrep - DiskRep representing the Mac OS Shared Library Cache | |
| 26 | // | |
| 27 | #ifndef _H_SLCREP | |
| 28 | #define _H_SLCREP | |
| 29 | ||
| 30 | #include "singlediskrep.h" | |
| 31 | #include "sigblob.h" | |
| 32 | #include <security_utilities/unix++.h> | |
| 33 | #include <security_utilities/macho++.h> | |
| 34 | #include <security_utilities/dyldcache.h> | |
| 35 | ||
| 36 | namespace Security { | |
| 37 | namespace CodeSigning { | |
| 38 | ||
| 39 | ||
| 40 | // | |
| 41 | // DYLDCacheRep implements the on-disk format for the Mac OS X | |
| 42 | // Shared Library Cache, which coalesces a set of system libraries | |
| 43 | // and frameworks into one big (mappable) code blob in the sky. | |
| 44 | // | |
| 45 | class DYLDCacheRep : public SingleDiskRep { | |
| 46 | public: | |
| 47 | DYLDCacheRep(const Context *ctx = NULL); | |
| 48 | DYLDCacheRep(const char *path); | |
| 49 | ||
| 50 | CFDataRef component(CodeDirectory::SpecialSlot slot); | |
| 51 | size_t pageSize(const SigningContext &ctx); | |
| 52 | std::string format(); | |
| 53 | ||
| 54 | static bool candidate(UnixPlusPlus::FileDesc &fd); | |
| 55 | ||
| 56 | public: | |
| 57 | static CFDataRef identificationFor(MachO *macho); | |
| 58 | ||
| 59 | public: | |
| 60 | DiskRep::Writer *writer(); | |
| 61 | class Writer; | |
| 62 | friend class Writer; | |
| 63 | ||
| 64 | private: | |
| 65 | void setup(); | |
| 66 | ||
| 67 | private: | |
| 68 | DYLDCache mCache; | |
| 69 | const EmbeddedSignatureBlob *mSigningData; // pointer to signature SuperBlob (in mapped memory) | |
| 70 | }; | |
| 71 | ||
| 72 | ||
| 73 | // | |
| 74 | // The write side of a FileDiskRep | |
| 75 | // | |
| 76 | class DYLDCacheRep::Writer : public SingleDiskRep::Writer, private EmbeddedSignatureBlob::Maker { | |
| 77 | friend class FileDiskRep; | |
| 78 | public: | |
| 79 | Writer(DYLDCacheRep *r) : SingleDiskRep::Writer(r, writerNoGlobal), rep(r), mSigningData(NULL) { } | |
| 80 | void component(CodeDirectory::SpecialSlot slot, CFDataRef data); | |
| 81 | void flush(); | |
| 82 | void addDiscretionary(CodeDirectory::Builder &builder); | |
| 83 | ||
| 84 | private: | |
| 85 | DYLDCacheRep *rep; | |
| 86 | EmbeddedSignatureBlob *mSigningData; | |
| 87 | }; | |
| 88 | ||
| 89 | ||
| 90 | } // end namespace CodeSigning | |
| 91 | } // end namespace Security | |
| 92 | ||
| 93 | #endif // !_H_SLCREP |