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#include "kerneldiskrep.h" 24#include <sys/utsname.h> 25 26namespace Security { 27namespace CodeSigning { 28 29using namespace UnixPlusPlus; 30 31 32// 33// Everything about the kernel is pretty much fixed, so there's 34// no state to maintain. 35// 36KernelDiskRep::KernelDiskRep() 37{ 38 CODESIGN_DISKREP_CREATE_KERNEL(this); 39} 40 41 42// 43// We can't pull any resources from the kernel. 44// And we know where it all is. 45// 46CFDataRef KernelDiskRep::component(CodeDirectory::SpecialSlot slot) 47{ 48 return NULL; 49} 50 51CFDataRef KernelDiskRep::identification() 52{ 53 return NULL; 54} 55 56 57CFURLRef KernelDiskRep::copyCanonicalPath() 58{ 59 return makeCFURL("/mach_kernel"); 60} 61 62string KernelDiskRep::recommendedIdentifier(const SigningContext &) 63{ 64 utsname names; 65 UnixError::check(::uname(&names)); 66 return string("kernel.") + names.sysname; 67} 68 69size_t KernelDiskRep::signingLimit() 70{ 71 return 0; // don't bother 72} 73 74string KernelDiskRep::format() 75{ 76 return "system kernel"; 77} 78 79UnixPlusPlus::FileDesc &KernelDiskRep::fd() 80{ 81 UnixError::throwMe(EINVAL); // don't have one 82} 83 84string KernelDiskRep::mainExecutablePath() 85{ 86 return "/mach_kernel"; 87} 88 89 90} // end namespace CodeSigning 91} // end namespace Security 92