* See the License for the specific language governing permissions and
 * limitations under the License.
 */
package okhttp3.tls.internal.der

import okio.Buffer
import okio.ByteString

/**
 * Encode and decode a model object like a [Long] or [Certificate] as DER bytes.
 */
internal interface DerAdapter<T> {
  /** Returns true if this adapter can read [header] in a choice. */
  fun matches(header: DerHeader): Boolean

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package okhttp3.tls.internal.der

import okio.ByteString

/**
 * Like a [ByteString], but whose bits are not necessarily a strict multiple of 8.
 */
internal data class BitString(
  val byteString: ByteString,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package okhttp3.tls.internal.der

/** ASN.1 object identifiers used internally by this implementation. */
internal object ObjectIdentifiers {
  const val EC_PUBLIC_KEY = "1.2.840.10045.2.1"
  const val SHA256_WITH_ECDSA = "1.2.840.10045.4.3.2"

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package okhttp3.tls.internal.der

import okio.ByteString

/**
 * A value whose type is not specified statically. Use this with [Adapters.any] which will attempt
 * to resolve a concrete type.
 */
internal data class AnyValue(

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package okhttp3.tls.internal.der

import java.math.BigInteger
import java.security.GeneralSecurityException
import java.security.PublicKey
import java.security.Signature
import java.security.SignatureException

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package okhttp3.tls.internal.der

import java.net.ProtocolException

/**
 * Handles basic types that always use the same tag. This supports optional types and may set a type
 * hint for further adapters to process.
 *

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package okhttp3.tls.internal.der

/**
 * The first two bytes of each value is a header that includes its tag (field ID) and length.
 */
internal data class DerHeader(
  /**
   * Namespace of the tag.
   *

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package okhttp3.tls.internal.der

import java.math.BigInteger
import okio.Buffer
import okio.BufferedSink
import okio.ByteString

internal class DerWriter(sink: BufferedSink) {