import okhttp3.RequestBody
import okio.BufferedSink
import okio.ByteString

fun ByteArray.commonToRequestBody(
  contentType: MediaType?,
  offset: Int,
  byteCount: Int,
): RequestBody {
  checkOffsetAndCount(size.toLong(), offset.toLong(), byteCount.toLong())
  return object : RequestBody() {
    override fun contentType() = contentType

    override fun contentLength() = byteCount.toLong()

import okhttp3.Headers
import okhttp3.HttpUrl
import okhttp3.OkHttpClient
import okhttp3.Request
import okhttp3.Response
import okhttp3.internal.EMPTY_HEADERS
import okhttp3.internal.checkOffsetAndCount
import okhttp3.internal.discard
import okhttp3.internal.headersContentLength
import okhttp3.internal.http.ExchangeCodec
import okhttp3.internal.http.HTTP_CONTINUE
import okhttp3.internal.http.RequestLine

      (result as MutableList<T>).add(i)
    }
  }
  return result
}

internal const val USER_AGENT: String = "okhttp/${CONST_VERSION}"

internal fun checkOffsetAndCount(
  arrayLength: Long,
  offset: Long,
  count: Long,
) {
  if (offset or count < 0L || offset > arrayLength || arrayLength - offset < count) {