OSX/libsecurity_codesigning/lib/csprocess.cpp

   1 /*
   2  * Copyright (c) 2006,2011,2013-2014 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 // csprocess - UNIX process implementation of the Code Signing Host Interface
  26 //
  27 #include "csprocess.h"
  28 #include "cskernel.h"
  29 #include <securityd_client/ssclient.h>
  30 #include <System/sys/codesign.h>
  31
  32 namespace Security {
  33 namespace CodeSigning {
  34
  35
  36 //
  37 // Construct a running process representation
  38 //
  39 ProcessCode::ProcessCode(pid_t pid, PidDiskRep *pidDiskRep /*= NULL */)
  40         : GenericCode(KernelCode::active()), mPid(pid), mPidBased(pidDiskRep)
  41 {
  42 }
  43
  44
  45 mach_port_t ProcessCode::getHostingPort()
  46 {
  47         return SecurityServer::ClientSession().hostingPort(pid());
  48 }
  49
  50 /*
  51  *
  52  */
  53
  54 ProcessDynamicCode::ProcessDynamicCode(ProcessCode *guest)
  55         : SecStaticCode(guest->pidBased()), mGuest(guest)
  56 {
  57 }
  58
  59 CFDataRef ProcessDynamicCode::component(CodeDirectory::SpecialSlot slot, OSStatus fail /* = errSecCSSignatureFailed */)
  60 {
  61         if (slot == cdInfoSlot && !mGuest->pidBased()->supportInfoPlist())
  62                 return NULL;
  63         else if (slot == cdResourceDirSlot)
  64                 return NULL;
  65         return SecStaticCode::component(slot, fail);
  66 }
  67
  68 CFDictionaryRef ProcessDynamicCode::infoDictionary()
  69 {
  70         if (mGuest->pidBased()->supportInfoPlist())
  71                 return SecStaticCode::infoDictionary();
  72         return makeCFDictionary(0);
  73 }
  74
  75 void ProcessDynamicCode::validateComponent(CodeDirectory::SpecialSlot slot, OSStatus fail /* = errSecCSSignatureFailed */)
  76 {
  77         if (slot == cdInfoSlot && !mGuest->pidBased()->supportInfoPlist())
  78                 return;
  79         else if (slot == cdResourceDirSlot)
  80                 return;
  81         SecStaticCode::validateComponent(slot, fail);
  82 }
  83
  84
  85
  86 } // CodeSigning
  87 } // Security