Implement the VoiceHostRequest message

src/main/scala/net/psforever/packet/game/VoiceHostRequest.scala

@@ -1,31 +1,40 @@
 // Copyright (c) 2017 PSForever
 package net.psforever.packet.game
 
-import net.psforever.packet.{GamePacketOpcode, Marshallable, PlanetSideGamePacket}
-import net.psforever.types.PlanetSideGUID
+import net.psforever.packet.{GamePacketOpcode, Marshallable, PacketHelpers, PlanetSideGamePacket}
 import scodec.Codec
-import scodec.bits.ByteVector
 import scodec.codecs._
 
 /**
   * Used by PlanetSide in conjunction with wiredred/pscs.exe to establish local platoon/squad voice chat.
   * We are not focusing on implementation of this feature.
   * At the most, we will merely record data about who requested it.
-  * @param unk na
-  * @param player_guid the player who sent this request
-  * @param data everything else
+  *
+  * @param remote_host true if the player provides info for a remote host (remote_ip)
+  * @param port        the port to connect to
+  * @param bandwidth   the bandwidth set by the player (valid values are 3, 201, 203)
+  * @param remote_ip   the IP of the remote voice server, only set if remote_host == true
   */
-final case class VoiceHostRequest(unk: Boolean, player_guid: PlanetSideGUID, data: ByteVector)
-    extends PlanetSideGamePacket {
-  type Packet = VoiceHostRequest
+final case class VoiceHostRequest(
+    remote_host: Boolean,
+    port: Int,
+    bandwidth: Int,
+    remote_ip: String
+) extends PlanetSideGamePacket {
+  require(port > 0)
+  require(port <= 65535)
+  require(bandwidth == 3 || bandwidth == 201 || bandwidth == 203)
+  require(remote_host == (remote_ip != ""))
+
   def opcode = GamePacketOpcode.VoiceHostRequest
   def encode = VoiceHostRequest.encode(this)
 }
 
 object VoiceHostRequest extends Marshallable[VoiceHostRequest] {
   implicit val codec: Codec[VoiceHostRequest] = (
-    ("unk" | bool) ::
-      ("player_guid" | PlanetSideGUID.codec) ::
-      ("data" | bytes)
-  ).as[VoiceHostRequest]
+    ("remote_host" | bool) ::
+      ("port" | uint16L) ::
+      ("bandwidth" | uint8L) ::
+      ("remote_ip" | PacketHelpers.encodedStringAligned(7))
+    ).as[VoiceHostRequest]
 }

src/test/scala/game/VoiceHostRequestTest.scala

@@ -4,26 +4,87 @@ package game
 import org.specs2.mutable._
 import net.psforever.packet._
 import net.psforever.packet.game._
-import net.psforever.types.PlanetSideGUID
 import scodec.bits._
 
 class VoiceHostRequestTest extends Specification {
-  val string_request = hex"b0 2580 00"
+  val string_request_local_75_high      = hex"b0 25 80 01c000"
+  val string_request_local_1111_mid     = hex"b0 2b 82 64c000"
+  val string_request_local_1112_mid     = hex"b0 2c 02 64c000"
+  val string_request_remote_12345_high  = hex"b0 9c 98 01c780 3131312e3232322e3132332e323334"
 
-  "decode" in {
-    PacketCoding.decodePacket(string_request).require match {
-      case VoiceHostRequest(unk, player, _) =>
-        unk mustEqual false
-        player mustEqual PlanetSideGUID(75)
+  "decode local 75 high" in {
+    PacketCoding.decodePacket(string_request_local_75_high).require match {
+      case VoiceHostRequest(remote_host, port, bandwidth, data) =>
+        remote_host mustEqual false
+        port mustEqual 75
+        bandwidth mustEqual 3
+        data mustEqual ""
       case _ =>
         ko
     }
   }
 
-  "encode" in {
-    val msg = VoiceHostRequest(false, PlanetSideGUID(75), ByteVector.empty)
+  "encode local 75 high" in {
+    val msg = VoiceHostRequest(remote_host = false, 75, 3, "")
     val pkt = PacketCoding.encodePacket(msg).require.toByteVector
 
-    pkt mustEqual string_request
+    pkt mustEqual string_request_local_75_high
+  }
+
+  "decode local 1111 mid" in {
+    PacketCoding.decodePacket(string_request_local_1111_mid).require match {
+      case VoiceHostRequest(remote_host, port, bandwidth, data) =>
+        remote_host mustEqual false
+        port mustEqual 1111
+        bandwidth mustEqual 201
+        data mustEqual ""
+      case _ =>
+        ko
+    }
+  }
+
+  "encode local 1111 mid" in {
+    val msg = VoiceHostRequest(remote_host = false, 1111, 201, "")
+    val pkt = PacketCoding.encodePacket(msg).require.toByteVector
+
+    pkt mustEqual string_request_local_1111_mid
+  }
+
+  "decode local 1112 mid" in {
+    PacketCoding.decodePacket(string_request_local_1112_mid).require match {
+      case VoiceHostRequest(remote_host, port, bandwidth, data) =>
+        remote_host mustEqual false
+        port mustEqual 1112
+        bandwidth mustEqual 201
+        data mustEqual ""
+      case _ =>
+        ko
+    }
+  }
+
+  "encode local 1112 mid" in {
+    val msg = VoiceHostRequest(remote_host = false, 1112, 201, "")
+    val pkt = PacketCoding.encodePacket(msg).require.toByteVector
+
+    pkt mustEqual string_request_local_1112_mid
+  }
+
+  "decode remote 12345 high" in {
+    PacketCoding.decodePacket(string_request_remote_12345_high).require match {
+      case VoiceHostRequest(remote, port, codec, server_ip) =>
+        remote mustEqual true
+        port mustEqual 12345
+        codec mustEqual 3
+        server_ip mustEqual "111.222.123.234"
+      case _ =>
+        ko
+    }
+  }
+
+  "encode remote 12345 high" in {
+    val msg = VoiceHostRequest(remote_host = true, port = 12345, bandwidth = 3, remote_ip = "111.222.123.234")
+    val pkt = PacketCoding.encodePacket(msg).require.toByteVector
+
+    pkt mustEqual string_request_remote_12345_high
   }
 }