1 files changed, 64 insertions, 0 deletions
diff --git a/packet/clc/connectionless.go b/packet/clc/connectionless.go
new file mode 100644
index 0000000..96db112
--- /dev/null
+++ b/packet/clc/connectionless.go
@@ -0,0 +1,64 @@
+package clc
+
+import (
+	"errors"
+
+	"github.com/osm/quake/common/args"
+	"github.com/osm/quake/common/buffer"
+	"github.com/osm/quake/common/context"
+	"github.com/osm/quake/packet/command"
+	"github.com/osm/quake/packet/command/connect"
+	"github.com/osm/quake/packet/command/getchallenge"
+	"github.com/osm/quake/packet/command/passthrough"
+)
+
+type Connectionless struct {
+	Command command.Command
+}
+
+func (cmd *Connectionless) Bytes() []byte {
+	buf := buffer.New()
+
+	buf.PutInt32(-1)
+	buf.PutBytes(cmd.Command.Bytes())
+
+	return buf.Bytes()
+}
+
+func parseConnectionless(ctx *context.Context, buf *buffer.Buffer) (*Connectionless, error) {
+	var err error
+	var pkg Connectionless
+
+	if err := buf.Skip(4); err != nil {
+		return nil, err
+	}
+
+	var str string
+	if str, err = buf.GetString(); err != nil {
+		return nil, err
+	}
+
+	args := args.Parse(str)
+	if len(args) != 1 {
+		return nil, errors.New("unexpected length of parsed arguments")
+	}
+
+	arg := args[0]
+
+	var cmd command.Command
+	switch arg.Cmd {
+	case "connect":
+		cmd, err = connect.Parse(ctx, buf, arg)
+	case "getchallenge":
+		cmd, err = getchallenge.Parse(ctx, buf)
+	default:
+		cmd, err = passthrough.Parse(ctx, buf, str)
+	}
+
+	if err != nil {
+		return nil, err
+	}
+	pkg.Command = cmd
+
+	return &pkg, nil
+}