private static final Unsafe theUnsafe;

    // The offset to the first element in a byte array.
    private static final int BYTE_ARRAY_BASE_OFFSET;

    /**
     * Returns an Unsafe. Suitable for use in a 3rd party package. Replace with a simple call to
     * Unsafe.getUnsafe when integrating into a JDK.
     *
     * @return an Unsafe instance if successful
     */

    final boolean cas(long cmp, long val) {
      return UNSAFE.compareAndSwapLong(this, VALUE_OFFSET, cmp, val);
    }

    // Unsafe mechanics
    private static final Unsafe UNSAFE;
    private static final long VALUE_OFFSET;

    static {
      try {
        UNSAFE = getUnsafe();
        Class<?> ak = Cell.class;
        VALUE_OFFSET = UNSAFE.objectFieldOffset(ak.getDeclaredField("value"));

      }

      private static @Nullable Unsafe getUnsafe() {
        try {
          return Unsafe.getUnsafe();
        } catch (SecurityException e) {
          // that's okay; try reflection instead
        }
        try {
          return doPrivileged(
              (PrivilegedExceptionAction<Unsafe>)
                  () -> {
                    Class<Unsafe> k = Unsafe.class;

	//   _Out_ LPDWORD lpTotalNumberOfClusters
	// );
	_, _, _ = GetDiskFreeSpace.Call(uintptr(unsafe.Pointer(syscall.StringToUTF16Ptr(path))),
		uintptr(unsafe.Pointer(&lpSectorsPerCluster)),
		uintptr(unsafe.Pointer(&lpBytesPerSector)),
		uintptr(unsafe.Pointer(&lpNumberOfFreeClusters)),
		uintptr(unsafe.Pointer(&lpTotalNumberOfClusters)))

	info.Files = uint64(lpTotalNumberOfClusters)

  public void testBuilderRetainsState() {
    // Setting a safe range and unsafe replacement works as expected.
    Escapers.Builder builder = Escapers.builder();
    builder.setSafeRange('a', 'z');
    builder.setUnsafeReplacement("X");
    assertThat(builder.build().escape("The Quick Brown Fox!")).isEqualTo("XheXXuickXXrownXXoxX");
    // Explicit replacements take priority over unsafe characters.
    builder.addEscape(' ', "_");

   * which will prevent us from selecting the {@code UnsafeAtomicHelper} strategy.
   */
  private static final ClassLoader NO_UNSAFE =
      getClassLoader(ImmutableSet.of("java.lang.invoke.VarHandle", "sun.misc.Unsafe"));

  /**
   * This classloader disallows {@link java.lang.invoke.VarHandle}, {@link sun.misc.Unsafe} and

)

// DefaultKVS - default storage class config
var (
	DefaultKVS = config.KVS{
		config.KV{
			Key:   browserCSPPolicy,
			Value: "default-src 'self' 'unsafe-eval' 'unsafe-inline'; script-src 'self' https://unpkg.com;  connect-src 'self' https://unpkg.com;",
		},
		config.KV{
			Key:   browserHSTSSeconds,
			Value: "0",
		},
		config.KV{
			Key:   browserHSTSIncludeSubdomains,

	// _In_      DWORD   nFileSystemNameSize
	// );

	_, _, _ = GetVolumeInformation.Call(uintptr(unsafe.Pointer(ps)),
		uintptr(unsafe.Pointer(&volumeName)),
		uintptr(volumeNameSize),
		uintptr(unsafe.Pointer(&lpVolumeSerialNumber)),
		uintptr(unsafe.Pointer(&lpMaximumComponentLength)),
		uintptr(unsafe.Pointer(&lpFileSystemFlags)),
		uintptr(unsafe.Pointer(&lpFileSystemNameBuffer)),
		uintptr(nFileSystemNameSize))

package cmd

import (
	"bytes"
	"fmt"
	"syscall"
	"unsafe"
)

func direntNamlen(dirent *syscall.Dirent) (uint64, error) {
	const fixedHdr = uint16(unsafe.Offsetof(syscall.Dirent{}.Name))
	nameBuf := (*[unsafe.Sizeof(dirent.Name)]byte)(unsafe.Pointer(&dirent.Name[0]))
	const nameBufLen = uint16(len(nameBuf))
	limit := dirent.Reclen - fixedHdr
	if limit > nameBufLen {

            return unknown;
          }
        };
    EscaperAsserts.assertBasic(replacingEscaper);

    // Replacements are applied first regardless of whether the character is in
    // the safe range or not ('&' is a safe char while '\t' and '\n' are not).
    assertThat(replacingEscaper.escape("\tFish &\0 Chips\r\n"))
        .isEqualTo("<tab>Fish <and>? Chips?<newline>");
  }