1/* 2 * Copyright (c) 2007 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// singlediskrep - semi-abstract diskrep for a single file of some kind 26// 27#ifndef _H_SINGLEDISKREP 28#define _H_SINGLEDISKREP 29 30#include "diskrep.h" 31#include <security_utilities/unix++.h> 32 33namespace Security { 34namespace CodeSigning { 35 36 37// 38// A slight specialization of DiskRep that knows that it's working with a single 39// file at a path that is both the canonical and main executable path. This is a common 40// pattern. 41// 42// A SingleDiskRep is not a fully formed DiskRep in its own right. It must be further 43// subclassed. 44// 45class SingleDiskRep : public DiskRep { 46public: 47 SingleDiskRep(const std::string &path); 48 49 CFDataRef identification(); // partial file hash 50 std::string mainExecutablePath(); // base path 51 CFURLRef copyCanonicalPath(); // base path 52 size_t signingLimit(); // size of file 53 UnixPlusPlus::FileDesc &fd(); // readable fd for this file 54 void flush(); // close cached fd 55 56 std::string recommendedIdentifier(const SigningContext &ctx); // basename(path) 57 58public: 59 class Writer; 60 61protected: 62 std::string path() const { return mPath; } 63 64private: 65 std::string mPath; 66 UnixPlusPlus::AutoFileDesc mFd; // open file (cached) 67}; 68 69 70// 71// A Writer for a SingleDiskRep 72// 73class SingleDiskRep::Writer : public DiskRep::Writer { 74public: 75 Writer(SingleDiskRep *r, uint32_t attrs = 0) : DiskRep::Writer(attrs), rep(r) { } 76 77 UnixPlusPlus::FileDesc &fd(); 78 79private: 80 RefPointer<SingleDiskRep> rep; // underlying SingleDiskRep 81 UnixPlusPlus::AutoFileDesc mFd; // cached writable fd 82}; 83 84 85 86} // end namespace CodeSigning 87} // end namespace Security 88 89#endif // !_H_SINGLEDISKREP 90