1 files changed, 43 insertions, 0 deletions
diff --git a/packet/command/deltapacketentities/deltapacketentities.go b/packet/command/deltapacketentities/deltapacketentities.go
new file mode 100644
index 0000000..7a1d415
--- /dev/null
+++ b/packet/command/deltapacketentities/deltapacketentities.go
@@ -0,0 +1,43 @@
+package deltapacketentities
+
+import (
+	"github.com/osm/quake/common/buffer"
+	"github.com/osm/quake/common/context"
+	"github.com/osm/quake/packet/command/packetentity"
+	"github.com/osm/quake/protocol"
+)
+
+type Command struct {
+	Index    byte
+	Entities []*packetentity.Command
+}
+
+func (cmd *Command) Bytes() []byte {
+	buf := buffer.New()
+
+	buf.PutByte(protocol.SVCDeltaPacketEntities)
+	buf.PutByte(cmd.Index)
+
+	for i := 0; i < len(cmd.Entities); i++ {
+		buf.PutBytes(cmd.Entities[i].Bytes())
+	}
+
+	buf.PutUint16(0x0000)
+
+	return buf.Bytes()
+}
+
+func Parse(ctx *context.Context, buf *buffer.Buffer) (*Command, error) {
+	var err error
+	var cmd Command
+
+	if cmd.Index, err = buf.ReadByte(); err != nil {
+		return nil, err
+	}
+
+	if cmd.Entities, err = packetentity.Parse(ctx, buf); err != nil {
+		return nil, err
+	}
+
+	return &cmd, nil
+}