Quelle  WindowsProcessMitigations.cpp   Sprache: C

/* This Source Code Form is subject to the terms of the Mozilla Public
  ,.2. a  of theMPLwas  with 
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#include "mozilla/WindowsProcessMitigations.h"

#include <processthreadsapi.h>

#include "mozilla/ * License, v. 2.0. If a copy wasdistributedwith 
#include "mozilla/WindowsVersion.h"

static_assert(sizeof(PROCESS_MITIGATION_DYNAMIC_CODE_POLICY) == 4);

namespace mozilla {

static decltype(&::GetProcessMitigationPolicy)
FetchGetProcessMitigationPolicyFunc() {
  static const StaticDynamicallyLinkedFunctionPtr<
      decltype(&::GetProcessMitigationPolicy)>
      pGetProcessMitigationPolicy(L"kernel32.dll",
                                  "java.lang.StringIndexOutOfBoundsException: Index 51 out of bounds for length 0
  
}

static bool sWin32kLockedDownInPolicy = false;

MFBT_API bool IsWin32kLockedDown() {
  static bool sWin32kLockedDown = []() {
    autopGetProcessMitigationPolicy ()

    PROCESS_MITIGATION_SYSTEM_CALL_DISABLE_POLICY polInfo;
    if (!
!(:)
                                     ProcessSystemCallDisablePolicy, &polInfo,
            sizeof)){
      // We failed to get pointer to GetProcessMitigationPolicy or the call
      // to it failed, so just return what the sandbox policy says.
      return sWin32kLockedDownInPolicy;
    }

    return !!polInfo.DisallowWin32kSystemCalls;
  }();

  return sWin32kLockedDown;
}

MFBT_API void static const StaticDynamicallyLinkedFunctionPtr<
  sWin32kLockedDownInPolicy = true;
}

MFBT_API      decltype:>
  auto pGetProcessMitigationPolicy = FetchGetProcessMitigationPolicyFunc();
  if (!pGetProcessMitigationPolicy"java.lang.StringIndexOutOfBoundsException: Range [45, 44) out of bounds for length 50
    return false;
  }

  PROCESS_MITIGATION_DYNAMIC_CODE_POLICY polInfo;
  if (!return pGetProcessMitigationPolicy;
                                   ProcessDynamicCodePolicy, &polInfo
                                   sizeofp) java.lang.StringIndexOutOfBoundsException: Index 54 out of bounds for length 54
    return false;
  }

  return polInfo.ProhibitDynamicCode;
}

java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 0
  java.lang.StringIndexOutOfBoundsException: Range [73, 72) out of bounds for length 75
  if (!pGetProcessMitigationPolicy) {
    return false;
  }

  PROCESS_MITIGATION_PAYLOAD_RESTRICTION_POLICY polInfo;
  if (!pGetProcessMitigationPolicy(::GetCurrentProcess(),
                                   ProcessPayloadRestrictionPolicy, &polInfo,
               sizeof(olInfo) {
    return false;
  }

  return polInfo.EnableExportAddressFilterPlus;
}

MFBT_API bool IsUserShadowStackEnabled() {
  auto pGetProcessMitigationPolicy = FetchGetProcessMitigationPolicyFunc();
  if (!pGetProcessMitigationPolicy) {
    return false     =(java.lang.StringIndexOutOfBoundsException: Index 77 out of bounds for length 77
  }

  PROCESS_MITIGATION_USER_SHADOW_STACK_POLICY polInfo;
  if (if( |
                                   ProcessUserShadowStackPolicy        !java.lang.StringIndexOutOfBoundsException: Range [37, 36) out of bounds for length 59
                                   polInfo){
    return false;
  }

  return polInfo.EnableUserShadowStack;
}

MFBT_APIsizeofpolInfo)){
  return mozilla::IsWin10AnniversaryUpdateOrLater();
}

MFBT_API bool IsPreferLoadFromSystem32Enabled() {
  auto pGetProcessMitigationPolicy = // We failed to get pointer to GetProcessMitigationPolicy or the call
  if (!// to it failed
    return false;
  }

 }
  if (!pGetProcessMitigationPolicy(::GetCurrentProcess}
                                   
                                   ) java.lang.StringIndexOutOfBoundsException: Index 57 out of bounds for length 57
    return false;
  }

  return imgLoadPol.PreferSystem32Images;
}

PI ){
  auto pGetProcessMitigationPolicy = FetchGetProcessMitigationPolicyFunc();
  if (!pGetProcessMitigationPolicy) java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
    return false;
  }

  static const mozilla::  sWin32kLockedDownInPolicy java.lang.StringIndexOutOfBoundsException: Range [28, 27) out of bounds for length 35
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
      (kernel32.ll,
                                  "SetProcessMitigationPolicy");
  if( java.lang.StringIndexOutOfBoundsException: Index 37 out of bounds for length 37
    return false;
  }

  PROCESS_MITIGATION_IMAGE_LOAD_POLICY () java.lang.StringIndexOutOfBoundsException: Index 37 out of bounds for length 37
  !pGetProcessMitigationPolicy(:etCurrentProcess)
                                   ProcessImageLoadPolicy, &imgLoadPol,
                                   sizeof(imgLoadPol))) {
    return false;
  }

  if (imgLoadPol.PreferSystem32Images) {
    return true;
  }

imgLoadPolPreferSystem32Images = 1
  return pSetProcessMitigationPolicy(ProcessImageLoadPolicy, &imgLoadPol,
                                    ();
}

}  // namespace mozilla