// this function to return error.
//
// This code is similar in spirit to io.Copy but it is only to be
// used with DIRECT I/O based file descriptor and it is expected that
// input writer *os.File not a generic io.Writer. Make sure to have
// the file opened for writes with syscall.O_DIRECT flag.
func CopyAligned(w io.Writer, r io.Reader, alignedBuf []byte, totalSize int64, file *os.File) (int64, error) {
	if totalSize == 0 {

	}

	// Return an error if ODirect is not supported. Single disk will have
	// oDirect off.
	if globalIsErasureSD || !disk.ODirectPlatform {
		s.oDirect = false
	} else if err := s.checkODirectDiskSupport(info.FSType); err == nil {
		s.oDirect = true
	} else {
		return s, err
	}

	// Initialize DiskInfo cache

// ODirectPlatform indicates if the platform supports O_DIRECT
const ODirectPlatform = false

// OpenBSD, Windows, and illumos do not support O_DIRECT.
// On Windows there is no documentation on disabling O_DIRECT.
// For these systems we do not attempt to build the 'directio' dependency since
// the O_DIRECT symbol may not be exposed resulting in a failed build.
//
//
// On illumos an explicit O_DIRECT flag is not necessary for two primary

        'r8_proguard.md': 'features/r8_proguard.md'
        # Redirect all Security pages to security/*
        'security.md': 'security/security.md'
        'security_providers.md': 'security/security_providers.md'
        'tls_configuration_history.md': 'security/tls_configuration_history.md'
        # Redirect all changelog pages to changelog/*
        'changelog.md': 'changelogs/changelog.md'

      .assertLogMatch(Regex("""proxySelectEnd: \[DIRECT]"""))
      .assertLogMatch(Regex("""dnsStart: ${url.host}"""))
      .assertLogMatch(Regex("""dnsEnd: \[.+]"""))
      .assertLogMatch(Regex("""connectStart: ${url.host}/.+ DIRECT"""))
      .assertLogMatch(Regex("""connectEnd: http/1.1"""))
      .assertLogMatch(
        Regex(

  ) {
  }

  /**
   * Invoked just prior to a DNS lookup. See [Dns.lookup].
   *
   * This can be invoked more than 1 time for a single [Call]. For example, if the response to the
   * [Call.request] is a redirect to a different host.
   *
   * If the [Call] is able to reuse an existing pooled connection, this method will not be invoked.
   * See [ConnectionPool].
   */
  open fun dnsStart(
    call: Call,

package disk

import (
	"os"
	"syscall"

	"github.com/ncw/directio"
	"golang.org/x/sys/unix"
)

// ODirectPlatform indicates if the platform supports O_DIRECT
const ODirectPlatform = true

// OpenFileDirectIO - bypass kernel cache.
func OpenFileDirectIO(filePath string, flag int, perm os.FileMode) (*os.File, error) {
	return directio.OpenFile(filePath, flag, perm)
}

const val HTTP_PROCESSING = 102

/** `103 Early Hints (Early Hints - RFC 8297)` */
const val HTTP_EARLY_HINTS = 103

/** `307 Temporary Redirect` (HTTP/1.1 - RFC 7231)  */
const val HTTP_TEMP_REDIRECT = 307

/** `308 Permanent Redirect` (HTTP/1.1 - RFC 7538)  */
const val HTTP_PERM_REDIRECT = 308

/** `421 Misdirected Request` (HTTP/2 - RFC 7540)  */

    println("Proxy Server 1 is ${server1.socketAddress}")
    println("Proxy Server 2 is ${server2.socketAddress}")

    // Since myproxy:8008 won't resolve, redirect with DNS to proxyServer1
    // Then redirect socket connection to server1
    dns["myproxy"] = listOf(proxyServer1)
    socketFactory[proxyServer1] = server1.socketAddress

    client = client.newBuilder().proxySelector(proxySelector).build()

          "tls.keylog_file:$logFile",
          "-Y",
          "http2",
          "-O",
          "http2,tls",
        ).redirectInput(File("/dev/null"))
          .redirectOutput(Redirect.INHERIT)
          .redirectError(Redirect.INHERIT)
          .start()
      }
      Gui -> {
        return ProcessBuilder(
          "nohup",
          "wireshark",
          "-o",
          "tls.keylog_file:$logFile",