Add vendor (steam)

vendor/github.com/Philipp15b/go-steam/gamecoordinator.go

@@ -0,0 +1,79 @@
+package steam
+
+import (
+	"bytes"
+	. "github.com/Philipp15b/go-steam/protocol"
+	. "github.com/Philipp15b/go-steam/protocol/gamecoordinator"
+	. "github.com/Philipp15b/go-steam/protocol/protobuf"
+	. "github.com/Philipp15b/go-steam/protocol/steamlang"
+	"github.com/golang/protobuf/proto"
+)
+
+type GameCoordinator struct {
+	client   *Client
+	handlers []GCPacketHandler
+}
+
+func newGC(client *Client) *GameCoordinator {
+	return &GameCoordinator{
+		client:   client,
+		handlers: make([]GCPacketHandler, 0),
+	}
+}
+
+type GCPacketHandler interface {
+	HandleGCPacket(*GCPacket)
+}
+
+func (g *GameCoordinator) RegisterPacketHandler(handler GCPacketHandler) {
+	g.handlers = append(g.handlers, handler)
+}
+
+func (g *GameCoordinator) HandlePacket(packet *Packet) {
+	if packet.EMsg != EMsg_ClientFromGC {
+		return
+	}
+
+	msg := new(CMsgGCClient)
+	packet.ReadProtoMsg(msg)
+
+	p, err := NewGCPacket(msg)
+	if err != nil {
+		g.client.Errorf("Error reading GC message: %v", err)
+		return
+	}
+
+	for _, handler := range g.handlers {
+		handler.HandleGCPacket(p)
+	}
+}
+
+func (g *GameCoordinator) Write(msg IGCMsg) {
+	buf := new(bytes.Buffer)
+	msg.Serialize(buf)
+
+	msgType := msg.GetMsgType()
+	if msg.IsProto() {
+		msgType = msgType | 0x80000000 // mask with protoMask
+	}
+
+	g.client.Write(NewClientMsgProtobuf(EMsg_ClientToGC, &CMsgGCClient{
+		Msgtype: proto.Uint32(msgType),
+		Appid:   proto.Uint32(msg.GetAppId()),
+		Payload: buf.Bytes(),
+	}))
+}
+
+// Sets you in the given games. Specify none to quit all games.
+func (g *GameCoordinator) SetGamesPlayed(appIds ...uint64) {
+	games := make([]*CMsgClientGamesPlayed_GamePlayed, 0)
+	for _, appId := range appIds {
+		games = append(games, &CMsgClientGamesPlayed_GamePlayed{
+			GameId: proto.Uint64(appId),
+		})
+	}
+
+	g.client.Write(NewClientMsgProtobuf(EMsg_ClientGamesPlayed, &CMsgClientGamesPlayed{
+		GamesPlayed: games,
+	}))
+}