Security Providers
==================

## Provider Status

| Provider         | HTTP/2  | TLSv1.3      | Powered By      | Notes                                                        |
| :--------------- | :------ | :----------- | :-------------- | :----------------------------------------------------------- |
| JVM default      | Java 9+ | Java 11+     | [OpenJDK]       |                                                              |

Security
========

## Supported Versions

| Version | Supported           | Notes                                        |
| ------- | ------------------- | -------------------------------------------- |
| 5.x     | ✅                  | APIs subject to change in alpha releases.    |
| 4.x     | ✅                  | Android 5.0+ (API level 21+) and on Java 8+. |
| 3.x     | ❌ Ended 2021-12-31 | Android 2.3+ (API level 9+) and Java 7+.     |

 *
 * Requires org.conscrypt:conscrypt-openjdk-uber >= 2.1.0 on the classpath.
 */
class ConscryptPlatform private constructor() : Platform() {
  private val provider: Provider = Conscrypt.newProvider()

  // See release notes https://groups.google.com/forum/#!forum/conscrypt
  // for version differences
  override fun newSSLContext(): SSLContext =
    // supports TLSv1.3 by default (version api is >= 1.4.0)
    SSLContext.getInstance("TLS", provider)

    assertThat(stringPrep("\u2029")).isNull()
    assertThat(stringPrep("\ud834\udd7a")).isNull() // Note that this is one code point.
  }

  @Test fun prohibitionPrivateUse() {
    assertThat(stringPrep("\uf8ff")).isNull()
    assertThat(stringPrep("\udbff\udffd")).isNull() // Note that this is one code point.
  }

  @Test fun prohibitionNonCharacter() {
    assertThat(stringPrep("\ufdd0")).isNull()

) {
  @Test
  fun test() {
    ...
  }
}
```

Requirements
------------

MockWebServer's JUnit 5 integration works on Android 7.0+ (API level 24+) and Java 8+. Note that

   */
  open fun proxySelectStart(
    call: Call,
    url: HttpUrl,
  ) {
  }

  /**
   * Invoked after proxy selection.
   *
   * Note that the list of proxies is never null, but it may be a list containing
   * only [Proxy.NO_PROXY]. This comes up in several situations:
   *
   * * If neither a proxy nor proxy selector is configured.

          lengthBits
        }
        else -> {
          // Length is 127 or fewer bytes.
          (length0 and 0b0111_1111).toLong()
        }
      }

    // Note that this may be be an encoded "end of data" header.
    return DerHeader(tagClass, tag, constructed, length)
  }

  /**
   * Consume a header and execute [block], which should consume the entire value described by the

        var end = 1
        while (this[mid + end] != '\n'.code.toByte()) {
          end++
        }
        val publicSuffixLength = mid + end - mid

        // Compare the bytes. Note that the file stores UTF-8 encoded bytes, so we must compare the
        // unsigned bytes.
        var compareResult: Int
        var currentLabelIndex = labelIndex
        var currentLabelByteIndex = 0

   *
   *  * A `SYN_RESET` frame abnormally terminates the stream.
   *  * Both input and output streams have transmitted all data and headers.
   *
   * Note that the input stream may continue to yield data even after a stream reports itself as
   * not open. This is because input data is buffered.
   */
  val isOpen: Boolean
    get() {
      this.withLock {

     * an I/O error, or if the target entry is evicted while this editor is active. In either case
     * we delete the editor's created files and prevent new files from being created. Note that once
     * an editor has been detached it is possible for another editor to edit the entry.
     */
    internal fun detach() {
      if (entry.currentEditor == this) {
        if (civilizedFileSystem) {