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Diffstat (limited to 'src/main/kotlin/net/TransportLayerJavaNet.kt')
-rw-r--r-- | src/main/kotlin/net/TransportLayerJavaNet.kt | 95 |
1 files changed, 0 insertions, 95 deletions
diff --git a/src/main/kotlin/net/TransportLayerJavaNet.kt b/src/main/kotlin/net/TransportLayerJavaNet.kt deleted file mode 100644 index 3d2867a..0000000 --- a/src/main/kotlin/net/TransportLayerJavaNet.kt +++ /dev/null @@ -1,95 +0,0 @@ -package net - -import nineAddressToValues -import java.io.InputStream -import java.io.OutputStream -import java.net.Socket -import kotlin.math.min - -/* -TODO: - - add TLS support -*/ - -/** - * An implementation of [TransportLayer] written using the [java.net] package. - */ -class TransportLayerJavaNet(val address: String, val port: UShort) : TransportLayer { - /** - * The connection's socket. - */ - private val socket: Socket = Socket(this.address, this.port.toInt()) - - /** - * The connection's input stream. - */ - private val inStream: InputStream = this.socket.inputStream - - /** - * The connection's output stream. - */ - private val outStream: OutputStream = this.socket.outputStream - - constructor(fullAddress: String) : this(nineAddressToValues(fullAddress).first, nineAddressToValues(fullAddress).second) - - private class InStreamIterator(val inStream: InputStream) : Iterator<UByte> { - override fun next(): UByte { - return this.inStream.readNBytes(1).first().toUByte() - } - - override fun hasNext(): Boolean { - return this.inStream.available() > 0 - } - } - - override fun close() { - if (this.socket.isClosed) { - return - } - this.socket.close() - } - - override fun transmit(payload: Iterable<UByte>) { - val payload = payload.toList() - val bytes = ByteArray(payload.size, { i -> payload[i].toByte() }) - this.outStream.write(bytes) - } - -/* - override fun receiveUntil(untilByte: UByte): Array<UByte> { - var stop = false - val payload: Array<UByte> = MutableList(0, { 0 }) - while (!stop) { - val b = this.inStream.readNBytes(1)[0] - if (b == untilByte) { - stop = true - continue - } else { - payload.add(b) - } - } - return payload - } -*/ - - override fun receive(length: ULong): Array<UByte> { - var length = length - val intMax = Int.MAX_VALUE.toULong() - val bytes: MutableList<Byte> = MutableList(0) { 0 } - // readNBytes only takes Int values, so it must be called multiple times if the length is greater than Int's - // maximum value - while (length > 0u) { - // the min function ensures that the value passed to readNBytes never exceeds Int's maximum value while also - // switching to the length variable when its value eventually becomes less than Int's maximum value, which - // avoids writing duplicated readNBytes calls in the code - val lenMin = min(length, intMax) - bytes += this.inStream.readNBytes(lenMin.toInt()).toMutableList() - length -= intMax - } - return Array(bytes.size) { i -> bytes[i].toUByte() } - } - - override fun receiver(): Iterable<UByte> { - return Iterable { InStreamIterator(this.inStream) } - } -}
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