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Security-57031.1.35.tar.gz
[apple/security.git] / libsecurity_codesigning / lib / cdbuilder.h
diff --git a/libsecurity_codesigning/lib/cdbuilder.h b/libsecurity_codesigning/lib/cdbuilder.h
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-/*
- * Copyright (c) 2006-2010 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@
- */
-
-//
-// cdbuilder - constructor for CodeDirectories
-//
-#ifndef _H_CDBUILDER
-#define _H_CDBUILDER
-
-#include "codedirectory.h"
-
-
-namespace Security {
-namespace CodeSigning {
-
-
-//
-// Builder can construct CodeDirectories from pieces:
-//     Builder builder(...);
-//     builder.variousSetters(withSuitableData);
-//  CodeDirectory *result = builder.build();
-// Builder is not reusable.
-//
-class CodeDirectory::Builder {
-public:
-       Builder(HashAlgorithm digestAlgorithm);
-       ~Builder();
-       
-       void executable(string path, size_t pagesize, size_t offset, size_t length);
-       void reopen(string path, size_t offset, size_t length);
-
-       void specialSlot(SpecialSlot slot, CFDataRef data);
-       void identifier(const std::string &code) { mIdentifier = code; }
-       void teamID(const std::string &team) { mTeamID = team; }
-       void flags(uint32_t f) { mFlags = f; }
-       
-       Scatter *scatter(unsigned count);                       // allocate that many scatter elements (w/o sentinel)
-       Scatter *scatter() { return mScatter; }         // return already allocated scatter vector
-       
-       size_t size(const uint32_t version);            // calculate size
-       CodeDirectory *build();                                         // build CodeDirectory and return it
-       const size_t fixedSize(const uint32_t version); // calculate fixed size of the CodeDirectory
-
-       DynamicHash *getHash() const { return CodeDirectory::hashFor(this->mHashType); }
-       
-private:
-       Hashing::Byte *specialSlot(SpecialSlot slot)
-               { assert(slot > 0 && slot <= cdSlotMax); return mSpecial + (slot - 1) * mDigestLength; }
-       Hashing::Byte *specialSlot(SpecialSlot slot) const
-               { assert(slot > 0 && slot <= cdSlotMax); return mSpecial + (slot - 1) * mDigestLength; }
-       
-private:
-       Hashing::Byte *mSpecial;                                        // array of special slot hashes
-       UnixPlusPlus::AutoFileDesc mExec;                       // main executable file
-       size_t mExecOffset;                                                     // starting offset in mExec
-       size_t mExecLength;                                                     // total bytes of file to sign
-       size_t mPageSize;                                                       // page size of executable (bytes)
-       uint32_t mFlags;                                                        // CodeDirectory flags
-       uint32_t mHashType;                                                     // digest algorithm code
-       uint32_t mDigestLength;                                         // number of bytes in a single glue digest
-       std::string mIdentifier;                                        // canonical identifier
-       std::string mTeamID;                        // team identifier
-       
-       size_t mSpecialSlots;                                           // highest special slot set
-       size_t mCodeSlots;                                                      // number of code pages (slots)
-       
-       Scatter *mScatter;                                                      // scatter vector
-       size_t mScatterSize;                                            // number of scatter elements allocated (incl. sentinel)
-       
-       CodeDirectory *mDir;                                            // what we're building
-};
-
-
-}      // CodeSigning
-}      // Security
-
-
-#endif //_H_CDBUILDER