Move conversion code into convert package

7 files changed, 1593 insertions, 0 deletions

diff --git a/convert/push_auto.go b/convert/push_auto.go
new file mode 100644
index 0000000..282a5f5
--- /dev/null
+++ b/convert/push_auto.go
@@ -0,0 +1,684 @@
+// generated by push_mkauto.lua, DO NOT EDIT
+package convert
+
+import (
+	"github.com/anon55555/mt"
+	"github.com/yuin/gopher-lua"
+)
+
+func pushAnimType(l *lua.LState, val mt.AnimType) lua.LValue {
+	switch val {
+	case mt.NoAnim:
+		return lua.LNil
+	case mt.VerticalFrameAnim:
+		return lua.LString("vertical_frame")
+	case mt.SpriteSheetAnim:
+		return lua.LString("sprite_sheet")
+	}
+	panic("impossible")
+	return lua.LNil
+}
+
+func pushChatMsgType(l *lua.LState, val mt.ChatMsgType) lua.LValue {
+	switch val {
+	case mt.RawMsg:
+		return lua.LString("raw")
+	case mt.NormalMsg:
+		return lua.LString("normal")
+	case mt.AnnounceMsg:
+		return lua.LString("announce")
+	case mt.SysMsg:
+		return lua.LString("sys")
+	}
+	panic("impossible")
+	return lua.LNil
+}
+
+func pushHotbarParam(l *lua.LState, val mt.HotbarParam) lua.LValue {
+	switch val {
+	case mt.HotbarSize:
+		return lua.LString("size")
+	case mt.HotbarImg:
+		return lua.LString("img")
+	case mt.HotbarSelImg:
+		return lua.LString("sel_img")
+	}
+	panic("impossible")
+	return lua.LNil
+}
+
+func pushHUDField(l *lua.LState, val mt.HUDField) lua.LValue {
+	switch val {
+	case mt.HUDPos:
+		return lua.LString("pos")
+	case mt.HUDName:
+		return lua.LString("name")
+	case mt.HUDScale:
+		return lua.LString("scale")
+	case mt.HUDText:
+		return lua.LString("text")
+	case mt.HUDNumber:
+		return lua.LString("number")
+	case mt.HUDItem:
+		return lua.LString("item")
+	case mt.HUDDir:
+		return lua.LString("dir")
+	case mt.HUDAlign:
+		return lua.LString("align")
+	case mt.HUDOffset:
+		return lua.LString("offset")
+	case mt.HUDWorldPos:
+		return lua.LString("world_pos")
+	case mt.HUDSize:
+		return lua.LString("size")
+	case mt.HUDZIndex:
+		return lua.LString("z_index")
+	case mt.HUDText2:
+		return lua.LString("text_2")
+	}
+	panic("impossible")
+	return lua.LNil
+}
+
+func pushHUDType(l *lua.LState, val mt.HUDType) lua.LValue {
+	switch val {
+	case mt.ImgHUD:
+		return lua.LString("img")
+	case mt.TextHUD:
+		return lua.LString("text")
+	case mt.StatbarHUD:
+		return lua.LString("statbar")
+	case mt.InvHUD:
+		return lua.LString("inv")
+	case mt.WaypointHUD:
+		return lua.LString("waypoint")
+	case mt.ImgWaypointHUD:
+		return lua.LString("img_waypoint")
+	}
+	panic("impossible")
+	return lua.LNil
+}
+
+func pushKickReason(l *lua.LState, val mt.KickReason) lua.LValue {
+	switch val {
+	case mt.WrongPasswd:
+		return lua.LString("wrong_passwd")
+	case mt.UnexpectedData:
+		return lua.LString("unexpected_data")
+	case mt.SrvIsSingleplayer:
+		return lua.LString("srv_is_singleplayer")
+	case mt.UnsupportedVer:
+		return lua.LString("unsupported_ver")
+	case mt.BadNameChars:
+		return lua.LString("bad_name_chars")
+	case mt.BadName:
+		return lua.LString("bad_name")
+	case mt.TooManyClts:
+		return lua.LString("too_many_clts")
+	case mt.EmptyPasswd:
+		return lua.LString("empty_passwd")
+	case mt.AlreadyConnected:
+		return lua.LString("already_connected")
+	case mt.SrvErr:
+		return lua.LString("srv_err")
+	case mt.Custom:
+		return lua.LString("custom")
+	case mt.Shutdown:
+		return lua.LString("shutdown")
+	case mt.Crash:
+		return lua.LString("crash")
+	}
+	panic("impossible")
+	return lua.LNil
+}
+
+func pushModChanSig(l *lua.LState, val mt.ModChanSig) lua.LValue {
+	switch val {
+	case mt.JoinOK:
+		return lua.LString("join_ok")
+	case mt.JoinFail:
+		return lua.LString("join_fail")
+	case mt.LeaveOK:
+		return lua.LString("leave_ok")
+	case mt.LeaveFail:
+		return lua.LString("leave_fail")
+	case mt.NotRegistered:
+		return lua.LString("not_registered")
+	case mt.SetState:
+		return lua.LString("set_state")
+	}
+	panic("impossible")
+	return lua.LNil
+}
+
+func pushPlayerListUpdateType(l *lua.LState, val mt.PlayerListUpdateType) lua.LValue {
+	switch val {
+	case mt.InitPlayers:
+		return lua.LString("init")
+	case mt.AddPlayers:
+		return lua.LString("add")
+	case mt.RemovePlayers:
+		return lua.LString("remove")
+	}
+	panic("impossible")
+	return lua.LNil
+}
+
+func pushSoundSrcType(l *lua.LState, val mt.SoundSrcType) lua.LValue {
+	switch val {
+	case mt.NoSrc:
+		return lua.LNil
+	case mt.PosSrc:
+		return lua.LString("pos")
+	case mt.AOSrc:
+		return lua.LString("ao")
+	}
+	panic("impossible")
+	return lua.LNil
+}
+
+func pushAuthMethods(l *lua.LState, val mt.AuthMethods) lua.LValue {
+	tbl := l.NewTable()
+	if val&mt.LegacyPasswd != 0 {
+		l.SetField(tbl, "legacy_passwd", lua.LTrue)
+	}
+	if val&mt.SRP != 0 {
+		l.SetField(tbl, "srp", lua.LTrue)
+	}
+	if val&mt.FirstSRP != 0 {
+		l.SetField(tbl, "first_srp", lua.LTrue)
+	}
+	return tbl
+}
+
+func pushCSMRestrictionFlags(l *lua.LState, val mt.CSMRestrictionFlags) lua.LValue {
+	tbl := l.NewTable()
+	if val&mt.NoCSMs != 0 {
+		l.SetField(tbl, "no_csms", lua.LTrue)
+	}
+	if val&mt.NoChatMsgs != 0 {
+		l.SetField(tbl, "no_chat_msgs", lua.LTrue)
+	}
+	if val&mt.NoNodeDefs != 0 {
+		l.SetField(tbl, "no_node_defs", lua.LTrue)
+	}
+	if val&mt.LimitMapRange != 0 {
+		l.SetField(tbl, "limit_map_range", lua.LTrue)
+	}
+	if val&mt.NoPlayerList != 0 {
+		l.SetField(tbl, "no_player_list", lua.LTrue)
+	}
+	return tbl
+}
+
+func pushHUDFlags(l *lua.LState, val mt.HUDFlags) lua.LValue {
+	tbl := l.NewTable()
+	if val&mt.ShowHotbar != 0 {
+		l.SetField(tbl, "hotbar", lua.LTrue)
+	}
+	if val&mt.ShowHealthBar != 0 {
+		l.SetField(tbl, "health_bar", lua.LTrue)
+	}
+	if val&mt.ShowCrosshair != 0 {
+		l.SetField(tbl, "crosshair", lua.LTrue)
+	}
+	if val&mt.ShowWieldedItem != 0 {
+		l.SetField(tbl, "wielded_item", lua.LTrue)
+	}
+	if val&mt.ShowBreathBar != 0 {
+		l.SetField(tbl, "breath_bar", lua.LTrue)
+	}
+	if val&mt.ShowMinimap != 0 {
+		l.SetField(tbl, "minimap", lua.LTrue)
+	}
+	if val&mt.ShowRadarMinimap != 0 {
+		l.SetField(tbl, "radar_minimap", lua.LTrue)
+	}
+	return tbl
+}
+
+func pushHUD(l *lua.LState, val mt.HUD) lua.LValue {
+	tbl := l.NewTable()
+	l.SetField(tbl, "align", pushVec2(l, [2]lua.LNumber{lua.LNumber(val.Align[0]), lua.LNumber(val.Align[1])}))
+	l.SetField(tbl, "dir", lua.LNumber(val.Dir))
+	l.SetField(tbl, "item", lua.LNumber(val.Item))
+	l.SetField(tbl, "name", lua.LString(string(val.Name)))
+	l.SetField(tbl, "number", lua.LNumber(val.Number))
+	l.SetField(tbl, "offset", pushVec2(l, [2]lua.LNumber{lua.LNumber(val.Offset[0]), lua.LNumber(val.Offset[1])}))
+	l.SetField(tbl, "pos", pushVec2(l, [2]lua.LNumber{lua.LNumber(val.Pos[0]), lua.LNumber(val.Pos[1])}))
+	l.SetField(tbl, "scale", pushVec2(l, [2]lua.LNumber{lua.LNumber(val.Scale[0]), lua.LNumber(val.Scale[1])}))
+	l.SetField(tbl, "size", pushVec2(l, [2]lua.LNumber{lua.LNumber(val.Size[0]), lua.LNumber(val.Size[1])}))
+	l.SetField(tbl, "text", lua.LString(string(val.Text)))
+	l.SetField(tbl, "text_2", lua.LString(string(val.Text2)))
+	l.SetField(tbl, "type", pushHUDType(l, val.Type))
+	l.SetField(tbl, "world_pos", pushVec3(l, [3]lua.LNumber{lua.LNumber(val.WorldPos[0]), lua.LNumber(val.WorldPos[1]), lua.LNumber(val.WorldPos[2])}))
+	l.SetField(tbl, "z_index", lua.LNumber(val.ZIndex))
+	return tbl
+}
+
+func pushNode(l *lua.LState, val mt.Node) lua.LValue {
+	tbl := l.NewTable()
+	l.SetField(tbl, "param0", lua.LNumber(val.Param0))
+	l.SetField(tbl, "param1", lua.LNumber(val.Param1))
+	l.SetField(tbl, "param2", lua.LNumber(val.Param2))
+	return tbl
+}
+
+func pushTileAnim(l *lua.LState, val mt.TileAnim) lua.LValue {
+	tbl := l.NewTable()
+	l.SetField(tbl, "aspect_ratio", pushVec2(l, [2]lua.LNumber{lua.LNumber(val.AspectRatio[0]), lua.LNumber(val.AspectRatio[1])}))
+	l.SetField(tbl, "duration", lua.LNumber(val.Duration))
+	l.SetField(tbl, "n_frames", pushVec2(l, [2]lua.LNumber{lua.LNumber(val.NFrames[0]), lua.LNumber(val.NFrames[1])}))
+	l.SetField(tbl, "type", pushAnimType(l, val.Type))
+	return tbl
+}
+
+func PushPktType(pkt *mt.Pkt) lua.LString {
+	switch pkt.Cmd.(type) {
+	case *mt.ToCltAcceptAuth:
+		return lua.LString("accept_auth")
+	case *mt.ToCltAcceptSudoMode:
+		return lua.LString("accept_sudo_mode")
+	case *mt.ToCltAddHUD:
+		return lua.LString("add_hud")
+	case *mt.ToCltAddNode:
+		return lua.LString("add_node")
+	case *mt.ToCltAddParticleSpawner:
+		return lua.LString("add_particle_spawner")
+	case *mt.ToCltAddPlayerVel:
+		return lua.LString("add_player_vel")
+	case *mt.ToCltAnnounceMedia:
+		return lua.LString("announce_media")
+	case *mt.ToCltAOMsgs:
+		return lua.LString("ao_msgs")
+	case *mt.ToCltAORmAdd:
+		return lua.LString("ao_rm_add")
+	case *mt.ToCltBlkData:
+		return lua.LString("blk_data")
+	case *mt.ToCltBreath:
+		return lua.LString("breath")
+	case *mt.ToCltChangeHUD:
+		return lua.LString("change_hud")
+	case *mt.ToCltChatMsg:
+		return lua.LString("chat_msg")
+	case *mt.ToCltCloudParams:
+		return lua.LString("cloud_params")
+	case *mt.ToCltCSMRestrictionFlags:
+		return lua.LString("csm_restriction_flags")
+	case *mt.ToCltDeathScreen:
+		return lua.LString("death_screen")
+	case *mt.ToCltDelParticleSpawner:
+		return lua.LString("del_particle_spawner")
+	case *mt.ToCltDenySudoMode:
+		return lua.LString("deny_sudo_mode")
+	case *mt.ToCltDetachedInv:
+		return lua.LString("detached_inv")
+	case *mt.ToCltDisco:
+		return lua.LString("disco")
+	case *mt.ToCltEyeOffset:
+		return lua.LString("eye_offset")
+	case *mt.ToCltFadeSound:
+		return lua.LString("fade_sound")
+	case *mt.ToCltFormspecPrepend:
+		return lua.LString("formspec_prepend")
+	case *mt.ToCltFOV:
+		return lua.LString("fov")
+	case *mt.ToCltHello:
+		return lua.LString("hello")
+	case *mt.ToCltHP:
+		return lua.LString("hp")
+	case *mt.ToCltHUDFlags:
+		return lua.LString("hud_flags")
+	case *mt.ToCltInv:
+		return lua.LString("inv")
+	case *mt.ToCltInvFormspec:
+		return lua.LString("inv_formspec")
+	case *mt.ToCltItemDefs:
+		return lua.LString("item_defs")
+	case *mt.ToCltKick:
+		return lua.LString("kick")
+	case *mt.ToCltLegacyKick:
+		return lua.LString("legacy_kick")
+	case *mt.ToCltLocalPlayerAnim:
+		return lua.LString("local_player_anim")
+	case *mt.ToCltMedia:
+		return lua.LString("media")
+	case *mt.ToCltMediaPush:
+		return lua.LString("media_push")
+	case *mt.ToCltMinimapModes:
+		return lua.LString("minimap_modes")
+	case *mt.ToCltModChanMsg:
+		return lua.LString("mod_chan_msg")
+	case *mt.ToCltModChanSig:
+		return lua.LString("mod_chan_sig")
+	case *mt.ToCltMoonParams:
+		return lua.LString("moon_params")
+	case *mt.ToCltMovePlayer:
+		return lua.LString("move_player")
+	case *mt.ToCltMovement:
+		return lua.LString("movement")
+	case *mt.ToCltNodeDefs:
+		return lua.LString("node_defs")
+	case *mt.ToCltNodeMetasChanged:
+		return lua.LString("node_metas_changed")
+	case *mt.ToCltOverrideDayNightRatio:
+		return lua.LString("override_day_night_ratio")
+	case *mt.ToCltPlaySound:
+		return lua.LString("play_sound")
+	case *mt.ToCltPrivs:
+		return lua.LString("privs")
+	case *mt.ToCltRemoveNode:
+		return lua.LString("remove_node")
+	case *mt.ToCltRmHUD:
+		return lua.LString("rm_hud")
+	case *mt.ToCltSetHotbarParam:
+		return lua.LString("set_hotbar_param")
+	case *mt.ToCltShowFormspec:
+		return lua.LString("show_formspec")
+	case *mt.ToCltSkyParams:
+		return lua.LString("sky_params")
+	case *mt.ToCltSpawnParticle:
+		return lua.LString("spawn_particle")
+	case *mt.ToCltSRPBytesSaltB:
+		return lua.LString("srp_bytes_salt_b")
+	case *mt.ToCltStarParams:
+		return lua.LString("star_params")
+	case *mt.ToCltStopSound:
+		return lua.LString("stop_sound")
+	case *mt.ToCltSunParams:
+		return lua.LString("sun_params")
+	case *mt.ToCltTimeOfDay:
+		return lua.LString("time_of_day")
+	case *mt.ToCltUpdatePlayerList:
+		return lua.LString("update_player_list")
+	}
+	panic("impossible")
+	return ""
+}
+
+func PushPkt(l *lua.LState, pkt *mt.Pkt) lua.LValue {
+	if pkt == nil {
+		return lua.LNil
+	}
+	tbl := l.NewTable()
+	l.SetField(tbl, "_type", PushPktType(pkt))
+	switch val := pkt.Cmd.(type) {
+	case *mt.ToCltAcceptAuth:
+		l.SetField(tbl, "map_seed", lua.LNumber(val.MapSeed))
+		l.SetField(tbl, "player_pos", pushVec3(l, [3]lua.LNumber{lua.LNumber(val.PlayerPos[0]), lua.LNumber(val.PlayerPos[1]), lua.LNumber(val.PlayerPos[2])}))
+		l.SetField(tbl, "send_interval", lua.LNumber(val.SendInterval))
+		l.SetField(tbl, "sudo_auth_methods", pushAuthMethods(l, val.SudoAuthMethods))
+	case *mt.ToCltAddHUD:
+		l.SetField(tbl, "hud", pushHUD(l, val.HUD))
+		l.SetField(tbl, "id", lua.LNumber(val.ID))
+	case *mt.ToCltAddNode:
+		l.SetField(tbl, "keep_meta", lua.LBool(val.KeepMeta))
+		l.SetField(tbl, "node", pushNode(l, val.Node))
+		l.SetField(tbl, "pos", pushVec3(l, [3]lua.LNumber{lua.LNumber(val.Pos[0]), lua.LNumber(val.Pos[1]), lua.LNumber(val.Pos[2])}))
+	case *mt.ToCltAddParticleSpawner:
+		l.SetField(tbl, "acc", pushBox3(l, [2][3]lua.LNumber{{lua.LNumber(val.Acc[0][0]), lua.LNumber(val.Acc[0][1]), lua.LNumber(val.Acc[0][2])}, {lua.LNumber(val.Acc[1][0]), lua.LNumber(val.Acc[1][1]), lua.LNumber(val.Acc[1][2])}}))
+		l.SetField(tbl, "amount", lua.LNumber(val.Amount))
+		l.SetField(tbl, "anim_params", pushTileAnim(l, val.AnimParams))
+		l.SetField(tbl, "ao_collision", lua.LBool(val.AOCollision))
+		l.SetField(tbl, "collide", lua.LBool(val.Collide))
+		l.SetField(tbl, "collision_rm", lua.LBool(val.CollisionRm))
+		l.SetField(tbl, "duration", lua.LNumber(val.Duration))
+		l.SetField(tbl, "expiration_time", pushBox1(l, [2]lua.LNumber{lua.LNumber(val.ExpirationTime[0]), lua.LNumber(val.ExpirationTime[1])}))
+		l.SetField(tbl, "glow", lua.LNumber(val.Glow))
+		l.SetField(tbl, "id", lua.LNumber(val.ID))
+		l.SetField(tbl, "node_param0", lua.LNumber(val.NodeParam0))
+		l.SetField(tbl, "node_param2", lua.LNumber(val.NodeParam2))
+		l.SetField(tbl, "node_tile", lua.LNumber(val.NodeTile))
+		l.SetField(tbl, "pos", pushBox3(l, [2][3]lua.LNumber{{lua.LNumber(val.Pos[0][0]), lua.LNumber(val.Pos[0][1]), lua.LNumber(val.Pos[0][2])}, {lua.LNumber(val.Pos[1][0]), lua.LNumber(val.Pos[1][1]), lua.LNumber(val.Pos[1][2])}}))
+		l.SetField(tbl, "size", pushBox1(l, [2]lua.LNumber{lua.LNumber(val.Size[0]), lua.LNumber(val.Size[1])}))
+		l.SetField(tbl, "texture", lua.LString(string(val.Texture)))
+		l.SetField(tbl, "vel", pushBox3(l, [2][3]lua.LNumber{{lua.LNumber(val.Vel[0][0]), lua.LNumber(val.Vel[0][1]), lua.LNumber(val.Vel[0][2])}, {lua.LNumber(val.Vel[1][0]), lua.LNumber(val.Vel[1][1]), lua.LNumber(val.Vel[1][2])}}))
+		l.SetField(tbl, "vertical", lua.LBool(val.Vertical))
+	case *mt.ToCltAddPlayerVel:
+		l.SetField(tbl, "vel", pushVec3(l, [3]lua.LNumber{lua.LNumber(val.Vel[0]), lua.LNumber(val.Vel[1]), lua.LNumber(val.Vel[2])}))
+	case *mt.ToCltBlkData:
+		l.SetField(tbl, "blkpos", pushVec3(l, [3]lua.LNumber{lua.LNumber(val.Blkpos[0]), lua.LNumber(val.Blkpos[1]), lua.LNumber(val.Blkpos[2])}))
+	case *mt.ToCltBreath:
+		l.SetField(tbl, "breath", lua.LNumber(val.Breath))
+	case *mt.ToCltChangeHUD:
+		if val.Field == mt.HUDAlign {
+			l.SetField(tbl, "align", pushVec2(l, [2]lua.LNumber{lua.LNumber(val.Align[0]), lua.LNumber(val.Align[1])}))
+		}
+		if val.Field == mt.HUDDir {
+			l.SetField(tbl, "dir", lua.LNumber(val.Dir))
+		}
+		l.SetField(tbl, "field", pushHUDField(l, val.Field))
+		l.SetField(tbl, "id", lua.LNumber(val.ID))
+		if val.Field == mt.HUDItem {
+			l.SetField(tbl, "item", lua.LNumber(val.Item))
+		}
+		if val.Field == mt.HUDName {
+			l.SetField(tbl, "name", lua.LString(string(val.Name)))
+		}
+		if val.Field == mt.HUDNumber {
+			l.SetField(tbl, "number", lua.LNumber(val.Number))
+		}
+		if val.Field == mt.HUDOffset {
+			l.SetField(tbl, "offset", pushVec2(l, [2]lua.LNumber{lua.LNumber(val.Offset[0]), lua.LNumber(val.Offset[1])}))
+		}
+		if val.Field == mt.HUDPos {
+			l.SetField(tbl, "pos", pushVec2(l, [2]lua.LNumber{lua.LNumber(val.Pos[0]), lua.LNumber(val.Pos[1])}))
+		}
+		if val.Field == mt.HUDSize {
+			l.SetField(tbl, "size", pushVec2(l, [2]lua.LNumber{lua.LNumber(val.Size[0]), lua.LNumber(val.Size[1])}))
+		}
+		if val.Field == mt.HUDText {
+			l.SetField(tbl, "text", lua.LString(string(val.Text)))
+		}
+		if val.Field == mt.HUDText2 {
+			l.SetField(tbl, "text_2", lua.LString(string(val.Text2)))
+		}
+		if val.Field == mt.HUDWorldPos {
+			l.SetField(tbl, "world_pos", pushVec3(l, [3]lua.LNumber{lua.LNumber(val.WorldPos[0]), lua.LNumber(val.WorldPos[1]), lua.LNumber(val.WorldPos[2])}))
+		}
+		if val.Field == mt.HUDZIndex {
+			l.SetField(tbl, "z_index", lua.LNumber(val.ZIndex))
+		}
+	case *mt.ToCltChatMsg:
+		l.SetField(tbl, "sender", lua.LString(string(val.Sender)))
+		l.SetField(tbl, "text", lua.LString(string(val.Text)))
+		l.SetField(tbl, "timestamp", lua.LNumber(val.Timestamp))
+		l.SetField(tbl, "type", pushChatMsgType(l, val.Type))
+	case *mt.ToCltCloudParams:
+		l.SetField(tbl, "ambient_color", pushColor(l, val.AmbientColor))
+		l.SetField(tbl, "density", lua.LNumber(val.Density))
+		l.SetField(tbl, "diffuse_color", pushColor(l, val.DiffuseColor))
+		l.SetField(tbl, "height", lua.LNumber(val.Height))
+		l.SetField(tbl, "speed", pushVec2(l, [2]lua.LNumber{lua.LNumber(val.Speed[0]), lua.LNumber(val.Speed[1])}))
+		l.SetField(tbl, "thickness", lua.LNumber(val.Thickness))
+	case *mt.ToCltCSMRestrictionFlags:
+		l.SetField(tbl, "flags", pushCSMRestrictionFlags(l, val.Flags))
+		l.SetField(tbl, "map_range", lua.LNumber(val.MapRange))
+	case *mt.ToCltDeathScreen:
+		l.SetField(tbl, "point_at", pushVec3(l, [3]lua.LNumber{lua.LNumber(val.PointAt[0]), lua.LNumber(val.PointAt[1]), lua.LNumber(val.PointAt[2])}))
+		l.SetField(tbl, "point_cam", lua.LBool(val.PointCam))
+	case *mt.ToCltDelParticleSpawner:
+		l.SetField(tbl, "id", lua.LNumber(val.ID))
+	case *mt.ToCltDetachedInv:
+		l.SetField(tbl, "inv", lua.LString(string(val.Inv)))
+		l.SetField(tbl, "keep", lua.LBool(val.Keep))
+		l.SetField(tbl, "len", lua.LNumber(val.Len))
+		l.SetField(tbl, "name", lua.LString(string(val.Name)))
+	case *mt.ToCltEyeOffset:
+		l.SetField(tbl, "first", pushVec3(l, [3]lua.LNumber{lua.LNumber(val.First[0]), lua.LNumber(val.First[1]), lua.LNumber(val.First[2])}))
+		l.SetField(tbl, "third", pushVec3(l, [3]lua.LNumber{lua.LNumber(val.Third[0]), lua.LNumber(val.Third[1]), lua.LNumber(val.Third[2])}))
+	case *mt.ToCltFadeSound:
+		l.SetField(tbl, "gain", lua.LNumber(val.Gain))
+		l.SetField(tbl, "id", lua.LNumber(val.ID))
+		l.SetField(tbl, "step", lua.LNumber(val.Step))
+	case *mt.ToCltFormspecPrepend:
+		l.SetField(tbl, "prepend", lua.LString(string(val.Prepend)))
+	case *mt.ToCltFOV:
+		l.SetField(tbl, "fov", lua.LNumber(val.FOV))
+		l.SetField(tbl, "multiplier", lua.LBool(val.Multiplier))
+		l.SetField(tbl, "transition_time", lua.LNumber(val.TransitionTime))
+	case *mt.ToCltHello:
+		l.SetField(tbl, "auth_methods", pushAuthMethods(l, val.AuthMethods))
+		l.SetField(tbl, "compression", lua.LNumber(val.Compression))
+		l.SetField(tbl, "proto_ver", lua.LNumber(val.ProtoVer))
+		l.SetField(tbl, "serialize_ver", lua.LNumber(val.SerializeVer))
+		l.SetField(tbl, "username", lua.LString(string(val.Username)))
+	case *mt.ToCltHP:
+		l.SetField(tbl, "hp", lua.LNumber(val.HP))
+	case *mt.ToCltHUDFlags:
+		l.SetField(tbl, "flags", pushHUDFlags(l, val.Flags))
+		l.SetField(tbl, "mask", pushHUDFlags(l, val.Mask))
+	case *mt.ToCltInv:
+		l.SetField(tbl, "inv", lua.LString(string(val.Inv)))
+	case *mt.ToCltInvFormspec:
+		l.SetField(tbl, "formspec", lua.LString(string(val.Formspec)))
+	case *mt.ToCltKick:
+		if val.Reason == mt.Custom || val.Reason == mt.Shutdown || val.Reason == mt.Crash {
+			l.SetField(tbl, "custom", lua.LString(string(val.Custom)))
+		}
+		l.SetField(tbl, "reason", pushKickReason(l, val.Reason))
+		if val.Reason == mt.Shutdown || val.Reason == mt.Crash {
+			l.SetField(tbl, "reconnect", lua.LBool(val.Reconnect))
+		}
+	case *mt.ToCltLegacyKick:
+		l.SetField(tbl, "reason", lua.LString(string(val.Reason)))
+	case *mt.ToCltLocalPlayerAnim:
+		l.SetField(tbl, "dig", pushBox1(l, [2]lua.LNumber{lua.LNumber(val.Dig[0]), lua.LNumber(val.Dig[1])}))
+		l.SetField(tbl, "idle", pushBox1(l, [2]lua.LNumber{lua.LNumber(val.Idle[0]), lua.LNumber(val.Idle[1])}))
+		l.SetField(tbl, "speed", lua.LNumber(val.Speed))
+		l.SetField(tbl, "walk", pushBox1(l, [2]lua.LNumber{lua.LNumber(val.Walk[0]), lua.LNumber(val.Walk[1])}))
+		l.SetField(tbl, "walk_dig", pushBox1(l, [2]lua.LNumber{lua.LNumber(val.WalkDig[0]), lua.LNumber(val.WalkDig[1])}))
+	case *mt.ToCltMediaPush:
+		l.SetField(tbl, "data", lua.LString(string(val.Data)))
+		l.SetField(tbl, "filename", lua.LString(string(val.Filename)))
+		l.SetField(tbl, "sha1", lua.LString(string(val.SHA1[:])))
+		l.SetField(tbl, "should_cache", lua.LBool(val.ShouldCache))
+	case *mt.ToCltModChanMsg:
+		l.SetField(tbl, "channel", lua.LString(string(val.Channel)))
+		l.SetField(tbl, "msg", lua.LString(string(val.Msg)))
+		l.SetField(tbl, "sender", lua.LString(string(val.Sender)))
+	case *mt.ToCltModChanSig:
+		l.SetField(tbl, "channel", lua.LString(string(val.Channel)))
+		l.SetField(tbl, "signal", pushModChanSig(l, val.Signal))
+	case *mt.ToCltMoonParams:
+		l.SetField(tbl, "size", lua.LNumber(val.Size))
+		l.SetField(tbl, "texture", lua.LString(string(val.Texture)))
+		l.SetField(tbl, "tone_map", lua.LString(string(val.ToneMap)))
+		l.SetField(tbl, "visible", lua.LBool(val.Visible))
+	case *mt.ToCltMovePlayer:
+		l.SetField(tbl, "pitch", lua.LNumber(val.Pitch))
+		l.SetField(tbl, "pos", pushVec3(l, [3]lua.LNumber{lua.LNumber(val.Pos[0]), lua.LNumber(val.Pos[1]), lua.LNumber(val.Pos[2])}))
+		l.SetField(tbl, "yaw", lua.LNumber(val.Yaw))
+	case *mt.ToCltMovement:
+		l.SetField(tbl, "air_accel", lua.LNumber(val.AirAccel))
+		l.SetField(tbl, "climb_speed", lua.LNumber(val.ClimbSpeed))
+		l.SetField(tbl, "crouch_speed", lua.LNumber(val.CrouchSpeed))
+		l.SetField(tbl, "default_accel", lua.LNumber(val.DefaultAccel))
+		l.SetField(tbl, "fast_accel", lua.LNumber(val.FastAccel))
+		l.SetField(tbl, "fast_speed", lua.LNumber(val.FastSpeed))
+		l.SetField(tbl, "fluidity", lua.LNumber(val.Fluidity))
+		l.SetField(tbl, "gravity", lua.LNumber(val.Gravity))
+		l.SetField(tbl, "jump_speed", lua.LNumber(val.JumpSpeed))
+		l.SetField(tbl, "sink", lua.LNumber(val.Sink))
+		l.SetField(tbl, "smoothing", lua.LNumber(val.Smoothing))
+		l.SetField(tbl, "walk_speed", lua.LNumber(val.WalkSpeed))
+	case *mt.ToCltOverrideDayNightRatio:
+		l.SetField(tbl, "override", lua.LBool(val.Override))
+		l.SetField(tbl, "ratio", lua.LNumber(val.Ratio))
+	case *mt.ToCltPlaySound:
+		l.SetField(tbl, "ephemeral", lua.LBool(val.Ephemeral))
+		l.SetField(tbl, "fade", lua.LNumber(val.Fade))
+		l.SetField(tbl, "gain", lua.LNumber(val.Gain))
+		l.SetField(tbl, "id", lua.LNumber(val.ID))
+		l.SetField(tbl, "loop", lua.LBool(val.Loop))
+		l.SetField(tbl, "name", lua.LString(string(val.Name)))
+		l.SetField(tbl, "pitch", lua.LNumber(val.Pitch))
+		l.SetField(tbl, "pos", pushVec3(l, [3]lua.LNumber{lua.LNumber(val.Pos[0]), lua.LNumber(val.Pos[1]), lua.LNumber(val.Pos[2])}))
+		l.SetField(tbl, "src_aoid", lua.LNumber(val.SrcAOID))
+		l.SetField(tbl, "src_type", pushSoundSrcType(l, val.SrcType))
+	case *mt.ToCltPrivs:
+		l.SetField(tbl, "privs", pushStringSet(l, val.Privs))
+	case *mt.ToCltRemoveNode:
+		l.SetField(tbl, "pos", pushVec3(l, [3]lua.LNumber{lua.LNumber(val.Pos[0]), lua.LNumber(val.Pos[1]), lua.LNumber(val.Pos[2])}))
+	case *mt.ToCltRmHUD:
+		l.SetField(tbl, "id", lua.LNumber(val.ID))
+	case *mt.ToCltSetHotbarParam:
+		l.SetField(tbl, "img", lua.LString(string(val.Img)))
+		l.SetField(tbl, "param", pushHotbarParam(l, val.Param))
+		l.SetField(tbl, "size", lua.LNumber(val.Size))
+	case *mt.ToCltShowFormspec:
+		l.SetField(tbl, "formname", lua.LString(string(val.Formname)))
+		l.SetField(tbl, "formspec", lua.LString(string(val.Formspec)))
+	case *mt.ToCltSkyParams:
+		l.SetField(tbl, "bg_color", pushColor(l, val.BgColor))
+		l.SetField(tbl, "clouds", lua.LBool(val.Clouds))
+		if val.Type == "regular" {
+			l.SetField(tbl, "dawn_horizon", pushColor(l, val.DawnHorizon))
+		}
+		if val.Type == "regular" {
+			l.SetField(tbl, "dawn_sky", pushColor(l, val.DawnSky))
+		}
+		if val.Type == "regular" {
+			l.SetField(tbl, "day_horizon", pushColor(l, val.DayHorizon))
+		}
+		if val.Type == "regular" {
+			l.SetField(tbl, "day_sky", pushColor(l, val.DaySky))
+		}
+		l.SetField(tbl, "fog_tint_type", lua.LString(string(val.FogTintType)))
+		if val.Type == "regular" {
+			l.SetField(tbl, "indoor", pushColor(l, val.Indoor))
+		}
+		l.SetField(tbl, "moon_fog_tint", pushColor(l, val.MoonFogTint))
+		if val.Type == "regular" {
+			l.SetField(tbl, "night_horizon", pushColor(l, val.NightHorizon))
+		}
+		if val.Type == "regular" {
+			l.SetField(tbl, "night_sky", pushColor(l, val.NightSky))
+		}
+		l.SetField(tbl, "sun_fog_tint", pushColor(l, val.SunFogTint))
+		if val.Type == "skybox" {
+			l.SetField(tbl, "textures", pushTextureList(l, val.Textures))
+		}
+		l.SetField(tbl, "type", lua.LString(string(val.Type)))
+	case *mt.ToCltSpawnParticle:
+		l.SetField(tbl, "acc", pushVec3(l, [3]lua.LNumber{lua.LNumber(val.Acc[0]), lua.LNumber(val.Acc[1]), lua.LNumber(val.Acc[2])}))
+		l.SetField(tbl, "anim_params", pushTileAnim(l, val.AnimParams))
+		l.SetField(tbl, "ao_collision", lua.LBool(val.AOCollision))
+		l.SetField(tbl, "collide", lua.LBool(val.Collide))
+		l.SetField(tbl, "collision_rm", lua.LBool(val.CollisionRm))
+		l.SetField(tbl, "expiration_time", lua.LNumber(val.ExpirationTime))
+		l.SetField(tbl, "glow", lua.LNumber(val.Glow))
+		l.SetField(tbl, "node_param0", lua.LNumber(val.NodeParam0))
+		l.SetField(tbl, "node_param2", lua.LNumber(val.NodeParam2))
+		l.SetField(tbl, "node_tile", lua.LNumber(val.NodeTile))
+		l.SetField(tbl, "pos", pushVec3(l, [3]lua.LNumber{lua.LNumber(val.Pos[0]), lua.LNumber(val.Pos[1]), lua.LNumber(val.Pos[2])}))
+		l.SetField(tbl, "size", lua.LNumber(val.Size))
+		l.SetField(tbl, "texture", lua.LString(string(val.Texture)))
+		l.SetField(tbl, "vel", pushVec3(l, [3]lua.LNumber{lua.LNumber(val.Vel[0]), lua.LNumber(val.Vel[1]), lua.LNumber(val.Vel[2])}))
+		l.SetField(tbl, "vertical", lua.LBool(val.Vertical))
+	case *mt.ToCltSRPBytesSaltB:
+		l.SetField(tbl, "b", lua.LString(string(val.B)))
+		l.SetField(tbl, "salt", lua.LString(string(val.Salt)))
+	case *mt.ToCltStarParams:
+		l.SetField(tbl, "color", pushColor(l, val.Color))
+		l.SetField(tbl, "count", lua.LNumber(val.Count))
+		l.SetField(tbl, "size", lua.LNumber(val.Size))
+		l.SetField(tbl, "visible", lua.LBool(val.Visible))
+	case *mt.ToCltStopSound:
+		l.SetField(tbl, "id", lua.LNumber(val.ID))
+	case *mt.ToCltSunParams:
+		l.SetField(tbl, "rise", lua.LString(string(val.Rise)))
+		l.SetField(tbl, "rising", lua.LBool(val.Rising))
+		l.SetField(tbl, "size", lua.LNumber(val.Size))
+		l.SetField(tbl, "texture", lua.LString(string(val.Texture)))
+		l.SetField(tbl, "tone_map", lua.LString(string(val.ToneMap)))
+		l.SetField(tbl, "visible", lua.LBool(val.Visible))
+	case *mt.ToCltTimeOfDay:
+		l.SetField(tbl, "speed", lua.LNumber(val.Speed))
+		l.SetField(tbl, "time", lua.LNumber(val.Time))
+	case *mt.ToCltUpdatePlayerList:
+		l.SetField(tbl, "players", pushStringList(l, val.Players))
+		l.SetField(tbl, "type", pushPlayerListUpdateType(l, val.Type))
+	}
+	return tbl
+}
diff --git a/convert/push_mkauto.lua b/convert/push_mkauto.lua
new file mode 100755
index 0000000..3e02932
--- /dev/null
+++ b/convert/push_mkauto.lua
@@ -0,0 +1,127 @@
+#!/usr/bin/env lua
+require("spec")
+
+local funcs = ""
+
+for name, fields in spairs(parse_spec("client/enum")) do
+	local camel = camel_case(name)
+	funcs = funcs .. "func push" .. camel .. "(l *lua.LState, val mt." .. camel .. ") lua.LValue {\n\tswitch val {\n"
+
+	for _, var in ipairs(fields) do
+		funcs = funcs .. "\tcase mt." .. apply_prefix(fields, var) .. ":\n\t\t" ..
+			(var == "no" and "return lua.LNil" or "return lua.LString(\"" .. var .. "\")") .. "\n"
+	end
+
+	funcs = funcs .. "\t}\n\tpanic(\"impossible\")\n\treturn lua.LNil\n}\n\n"
+end
+
+for name, fields in spairs(parse_spec("client/flag")) do
+	local camel = camel_case(name)
+	funcs = funcs .. "func push" .. camel .. "(l *lua.LState, val mt." .. camel .. ") lua.LValue {\n\ttbl := l.NewTable()\n"
+
+	for _, var in ipairs(fields) do
+		funcs = funcs .. "\tif val&mt." .. apply_prefix(fields, var)
+			.. " != 0 {\n\t\tl.SetField(tbl, \"" .. var  .. "\", lua.LTrue)\n\t}\n"
+	end
+
+	funcs = funcs .. "\treturn tbl\n}\n\n"
+end
+
+local tolua = {
+	string = "lua.LString(string(VAL))",
+	fixed_string = "lua.LString(string(VAL[:]))",
+	boolean = "lua.LBool(VAL)",
+	number = "lua.LNumber(VAL)",
+	vec2 = "pushVec2(l, [2]lua.LNumber{lua.LNumber(VAL[0]), lua.LNumber(VAL[1])})",
+	vec3 = "pushVec3(l, [3]lua.LNumber{lua.LNumber(VAL[0]), lua.LNumber(VAL[1]), lua.LNumber(VAL[2])})",
+	box1 = "pushBox1(l, [2]lua.LNumber{lua.LNumber(VAL[0]), lua.LNumber(VAL[1])})",
+	box2 = "pushBox2(l, [2][2]lua.LNumber{{lua.LNumber(VAL[0][0]), lua.LNumber(VAL[0][1])}, {lua.LNumber(VAL[1][0]), lua.LNumber(VAL[1][1])}})",
+	box3 = "pushBox3(l, [2][3]lua.LNumber{{lua.LNumber(VAL[0][0]), lua.LNumber(VAL[0][1]), lua.LNumber(VAL[0][2])}, {lua.LNumber(VAL[1][0]), lua.LNumber(VAL[1][1]), lua.LNumber(VAL[1][2])}})",
+}
+
+local function fields_tolua(fields, indent)
+	local impl = ""
+
+	for name, type in spairs(fields) do
+		if name:sub(1, 1) ~= "{" then
+			local camel = "val." .. camel_case(name)
+
+			local idt = indent
+			local condition = fields["{" .. name .. "}"]
+
+			if condition then
+				impl = impl .. indent .. "if " .. condition .. " {\n"
+				idt = idt .. "\t"
+			end
+
+			impl = impl .. idt .. "l.SetField(tbl, \"" .. name .. "\", "
+			if tolua[type] then
+				impl = impl .. tolua[type]:gsub("VAL", camel)
+			else
+				impl = impl .. "push" .. camel_case(type) .. "(l, " .. camel .. ")"
+			end
+			impl = impl .. ")\n"
+
+			if condition then
+				impl = impl .. indent .. "}\n"
+			end
+		end
+	end
+
+	return impl
+end
+
+for name, fields in spairs(parse_spec("client/struct", true)) do
+	local camel = camel_case(name)
+	funcs = funcs
+		.. "func push" .. camel .. "(l *lua.LState, val mt." .. camel .. ") lua.LValue {\n\ttbl := l.NewTable()\n"
+		.. fields_tolua(fields, "\t")
+		.. "\treturn tbl\n}\n\n"
+end
+
+local pkt_type_impl = ""
+local pkt_impl = ""
+
+for name, fields in spairs(parse_spec("client/pkt", true)) do
+	local case = "\tcase *mt.ToClt" .. camel_case(name) .. ":\n"
+
+	pkt_type_impl = pkt_type_impl
+		.. case .. "\t\treturn lua.LString(\"" .. name .. "\")\n"
+
+	if next(fields) then
+		pkt_impl = pkt_impl .. case .. fields_tolua(fields, "\t\t")
+	end
+end
+
+local f = io.open("push_auto.go", "w")
+f:write([[
+// generated by push_mkauto.lua, DO NOT EDIT
+package convert
+
+import (
+	"github.com/anon55555/mt"
+	"github.com/yuin/gopher-lua"
+)
+
+]] .. funcs .. [[
+func PushPktType(pkt *mt.Pkt) lua.LString {
+	switch pkt.Cmd.(type) {
+]] .. pkt_type_impl .. [[
+	}
+	panic("impossible")
+	return ""
+}
+
+func PushPkt(l *lua.LState, pkt *mt.Pkt) lua.LValue {
+	if pkt == nil {
+		return lua.LNil
+	}
+	tbl := l.NewTable()
+	l.SetField(tbl, "_type", PushPktType(pkt))
+	switch val := pkt.Cmd.(type) {
+]] .. pkt_impl .. [[
+	}
+	return tbl
+}
+]])
+f:close()
diff --git a/convert/push_static.go b/convert/push_static.go
new file mode 100644
index 0000000..4eb7cb0
--- /dev/null
+++ b/convert/push_static.go
@@ -0,0 +1,97 @@
+package convert
+
+import (
+	"github.com/anon55555/mt"
+	"github.com/yuin/gopher-lua"
+	"image/color"
+)
+
+//go:generate ./push_mkauto.lua
+
+func vec2(l *lua.LState, val [2]lua.LNumber) {
+	l.Push(l.GetGlobal("vec2"))
+	l.Push(val[0])
+	l.Push(val[1])
+	l.Call(2, 1)
+}
+
+func vec3(l *lua.LState, val [3]lua.LNumber) {
+	l.Push(l.GetGlobal("vec3"))
+	l.Push(val[0])
+	l.Push(val[1])
+	l.Push(val[2])
+	l.Call(3, 1)
+}
+
+func popValue(l *lua.LState) lua.LValue {
+	ret := l.Get(-1)
+	l.Pop(1)
+	return ret
+}
+
+func pushVec2(l *lua.LState, val [2]lua.LNumber) lua.LValue {
+	vec2(l, val)
+	return popValue(l)
+}
+
+func pushVec3(l *lua.LState, val [3]lua.LNumber) lua.LValue {
+	vec3(l, val)
+	return popValue(l)
+}
+
+func pushBox1(l *lua.LState, val [2]lua.LNumber) lua.LValue {
+	l.Push(l.GetGlobal("box"))
+	l.Push(val[0])
+	l.Push(val[1])
+	l.Call(2, 1)
+	return popValue(l)
+}
+
+func pushBox2(l *lua.LState, val [2][2]lua.LNumber) lua.LValue {
+	l.Push(l.GetGlobal("box"))
+	vec2(l, val[0])
+	vec2(l, val[1])
+	l.Call(2, 1)
+	return popValue(l)
+}
+
+func pushBox3(l *lua.LState, val [2][3]lua.LNumber) lua.LValue {
+	l.Push(l.GetGlobal("box"))
+	vec3(l, val[0])
+	vec3(l, val[1])
+	l.Call(2, 1)
+	return popValue(l)
+}
+
+func pushColor(l *lua.LState, val color.NRGBA) lua.LValue {
+	tbl := l.NewTable()
+	l.SetField(tbl, "r", lua.LNumber(val.R))
+	l.SetField(tbl, "g", lua.LNumber(val.G))
+	l.SetField(tbl, "b", lua.LNumber(val.B))
+	l.SetField(tbl, "a", lua.LNumber(val.A))
+	return tbl
+}
+
+func pushStringSet(l *lua.LState, val []string) lua.LValue {
+	tbl := l.NewTable()
+	for _, str := range val {
+		l.SetField(tbl, str, lua.LTrue)
+	}
+	return tbl
+}
+
+func stringList[T ~string](l *lua.LState, val []T) lua.LValue {
+	tbl := l.NewTable()
+	for _, s := range val {
+		tbl.Append(lua.LString(s))
+	}
+	return tbl
+}
+
+func pushStringList(l *lua.LState, val []string) lua.LValue {
+	return stringList[string](l, val)
+}
+
+func pushTextureList(l *lua.LState, val []mt.Texture) lua.LValue {
+	return stringList[mt.Texture](l, val)
+}
diff --git a/convert/read_auto.go b/convert/read_auto.go
new file mode 100644
index 0000000..c5a39be
--- /dev/null
+++ b/convert/read_auto.go
@@ -0,0 +1,320 @@
+// generated by read_mkauto.lua, DO NOT EDIT
+package convert
+
+import (
+	"github.com/anon55555/mt"
+	"github.com/yuin/gopher-lua"
+)
+
+func readAOID(l *lua.LState, val lua.LValue, ptr *mt.AOID) {
+	if val.Type() != lua.LTNumber {
+		panic("invalid value for AOID: must be a number")
+	}
+	*ptr = mt.AOID(val.(lua.LNumber))
+}
+
+func readCompressionModes(l *lua.LState, val lua.LValue, ptr *mt.CompressionModes) {
+	if val.Type() != lua.LTNumber {
+		panic("invalid value for CompressionModes: must be a number")
+	}
+	*ptr = mt.CompressionModes(val.(lua.LNumber))
+}
+
+func readInt16(l *lua.LState, val lua.LValue, ptr *int16) {
+	if val.Type() != lua.LTNumber {
+		panic("invalid value for int16: must be a number")
+	}
+	*ptr = int16(val.(lua.LNumber))
+}
+
+func readInt32(l *lua.LState, val lua.LValue, ptr *int32) {
+	if val.Type() != lua.LTNumber {
+		panic("invalid value for int32: must be a number")
+	}
+	*ptr = int32(val.(lua.LNumber))
+}
+
+func readInteraction(l *lua.LState, val lua.LValue, ptr *mt.Interaction) {
+	if val.Type() != lua.LTString {
+		panic("invalid value for Interaction: must be a string")
+	}
+	str := string(val.(lua.LString))
+	switch str {
+	case "dig":
+		*ptr = mt.Dig
+	case "stop_digging":
+		*ptr = mt.StopDigging
+	case "dug":
+		*ptr = mt.Dug
+	case "place":
+		*ptr = mt.Place
+	case "use":
+		*ptr = mt.Use
+	case "activate":
+		*ptr = mt.Activate
+	default:
+		panic("invalid value for interaction: " + str)
+	}
+}
+
+func readKeys(l *lua.LState, val lua.LValue, ptr *mt.Keys) {
+	if val.Type() != lua.LTTable {
+		panic("invalid value for Keys: must be a table")
+	}
+	if l.GetField(val, "forward") == lua.LTrue {
+		*ptr = *ptr | mt.ForwardKey
+	}
+	if l.GetField(val, "backward") == lua.LTrue {
+		*ptr = *ptr | mt.BackwardKey
+	}
+	if l.GetField(val, "left") == lua.LTrue {
+		*ptr = *ptr | mt.LeftKey
+	}
+	if l.GetField(val, "right") == lua.LTrue {
+		*ptr = *ptr | mt.RightKey
+	}
+	if l.GetField(val, "jump") == lua.LTrue {
+		*ptr = *ptr | mt.JumpKey
+	}
+	if l.GetField(val, "special") == lua.LTrue {
+		*ptr = *ptr | mt.SpecialKey
+	}
+	if l.GetField(val, "sneak") == lua.LTrue {
+		*ptr = *ptr | mt.SneakKey
+	}
+	if l.GetField(val, "dig") == lua.LTrue {
+		*ptr = *ptr | mt.DigKey
+	}
+	if l.GetField(val, "place") == lua.LTrue {
+		*ptr = *ptr | mt.PlaceKey
+	}
+	if l.GetField(val, "zoom") == lua.LTrue {
+		*ptr = *ptr | mt.ZoomKey
+	}
+}
+
+func readPlayerPos(l *lua.LState, val lua.LValue, ptr *mt.PlayerPos) {
+	if val.Type() != lua.LTTable {
+		panic("invalid value for PlayerPos: must be a table")
+	}
+	readUint8(l, l.GetField(val, "fov80"), &ptr.FOV80)
+	readKeys(l, l.GetField(val, "keys"), &ptr.Keys)
+	readInt32(l, l.GetField(val, "pitch100"), &ptr.Pitch100)
+	readVec3Int32(l, l.GetField(val, "pos100"), &ptr.Pos100)
+	readVec3Int32(l, l.GetField(val, "vel100"), &ptr.Vel100)
+	readUint8(l, l.GetField(val, "wanted_range"), &ptr.WantedRange)
+	readInt32(l, l.GetField(val, "yaw100"), &ptr.Yaw100)
+}
+
+func readSliceSoundID(l *lua.LState, val lua.LValue, ptr *[]mt.SoundID) {
+	if val.Type() != lua.LTTable {
+		panic("invalid value for []SoundID: must be a table")
+	}
+	tbl := val.(*lua.LTable)
+	n := tbl.MaxN()
+	*ptr = make([]mt.SoundID, n)
+	for i := range *ptr {
+		readSoundID(l, l.RawGetInt(tbl, i+1), &(*ptr)[i])
+	}
+}
+
+func readSliceString(l *lua.LState, val lua.LValue, ptr *[]string) {
+	if val.Type() != lua.LTTable {
+		panic("invalid value for []string: must be a table")
+	}
+	tbl := val.(*lua.LTable)
+	n := tbl.MaxN()
+	*ptr = make([]string, n)
+	for i := range *ptr {
+		readString(l, l.RawGetInt(tbl, i+1), &(*ptr)[i])
+	}
+}
+
+func readSliceVec3Int16(l *lua.LState, val lua.LValue, ptr *[][3]int16) {
+	if val.Type() != lua.LTTable {
+		panic("invalid value for [][3]int16: must be a table")
+	}
+	tbl := val.(*lua.LTable)
+	n := tbl.MaxN()
+	*ptr = make([][3]int16, n)
+	for i := range *ptr {
+		readVec3Int16(l, l.RawGetInt(tbl, i+1), &(*ptr)[i])
+	}
+}
+
+func readSoundID(l *lua.LState, val lua.LValue, ptr *mt.SoundID) {
+	if val.Type() != lua.LTNumber {
+		panic("invalid value for SoundID: must be a number")
+	}
+	*ptr = mt.SoundID(val.(lua.LNumber))
+}
+
+func readUint16(l *lua.LState, val lua.LValue, ptr *uint16) {
+	if val.Type() != lua.LTNumber {
+		panic("invalid value for uint16: must be a number")
+	}
+	*ptr = uint16(val.(lua.LNumber))
+}
+
+func readUint8(l *lua.LState, val lua.LValue, ptr *uint8) {
+	if val.Type() != lua.LTNumber {
+		panic("invalid value for uint8: must be a number")
+	}
+	*ptr = uint8(val.(lua.LNumber))
+}
+
+func readVec3Int16(l *lua.LState, val lua.LValue, ptr *[3]int16) {
+	if val.Type() != lua.LTTable {
+		panic("invalid value for [3]int16: must be a table")
+	}
+	readInt16(l, l.GetField(val, "x"), &(*ptr)[0])
+	readInt16(l, l.GetField(val, "y"), &(*ptr)[1])
+	readInt16(l, l.GetField(val, "z"), &(*ptr)[2])
+}
+
+func readVec3Int32(l *lua.LState, val lua.LValue, ptr *[3]int32) {
+	if val.Type() != lua.LTTable {
+		panic("invalid value for [3]int32: must be a table")
+	}
+	readInt32(l, l.GetField(val, "x"), &(*ptr)[0])
+	readInt32(l, l.GetField(val, "y"), &(*ptr)[1])
+	readInt32(l, l.GetField(val, "z"), &(*ptr)[2])
+}
+
+func ReadCmd(l *lua.LState) mt.Cmd {
+	str := l.CheckString(2)
+	switch str {
+	case "chat_msg":
+		ptr := &mt.ToSrvChatMsg{}
+		val := l.CheckTable(3)
+		readString(l, l.GetField(val, "msg"), &ptr.Msg)
+		return ptr
+	case "clt_ready":
+		ptr := &mt.ToSrvCltReady{}
+		val := l.CheckTable(3)
+		readUint16(l, l.GetField(val, "formspec"), &ptr.Formspec)
+		readUint8(l, l.GetField(val, "major"), &ptr.Major)
+		readUint8(l, l.GetField(val, "minor"), &ptr.Minor)
+		readUint8(l, l.GetField(val, "patch"), &ptr.Patch)
+		readString(l, l.GetField(val, "version"), &ptr.Version)
+		return ptr
+	case "deleted_blks":
+		ptr := &mt.ToSrvDeletedBlks{}
+		val := l.CheckTable(3)
+		readSliceVec3Int16(l, l.GetField(val, "blks"), &ptr.Blks)
+		return ptr
+	case "fall_dmg":
+		ptr := &mt.ToSrvFallDmg{}
+		val := l.CheckTable(3)
+		readUint16(l, l.GetField(val, "amount"), &ptr.Amount)
+		return ptr
+	case "first_srp":
+		ptr := &mt.ToSrvFirstSRP{}
+		val := l.CheckTable(3)
+		readBool(l, l.GetField(val, "empty_passwd"), &ptr.EmptyPasswd)
+		readSliceByte(l, l.GetField(val, "salt"), &ptr.Salt)
+		readSliceByte(l, l.GetField(val, "verifier"), &ptr.Verifier)
+		return ptr
+	case "got_blks":
+		ptr := &mt.ToSrvGotBlks{}
+		val := l.CheckTable(3)
+		readSliceVec3Int16(l, l.GetField(val, "blks"), &ptr.Blks)
+		return ptr
+	case "init":
+		ptr := &mt.ToSrvInit{}
+		val := l.CheckTable(3)
+		readUint16(l, l.GetField(val, "max_proto_ver"), &ptr.MaxProtoVer)
+		readUint16(l, l.GetField(val, "min_proto_ver"), &ptr.MinProtoVer)
+		readString(l, l.GetField(val, "player_name"), &ptr.PlayerName)
+		readBool(l, l.GetField(val, "send_full_item_meta"), &ptr.SendFullItemMeta)
+		readUint8(l, l.GetField(val, "serialize_ver"), &ptr.SerializeVer)
+		readCompressionModes(l, l.GetField(val, "supported_compression"), &ptr.SupportedCompression)
+		return ptr
+	case "init2":
+		ptr := &mt.ToSrvInit2{}
+		val := l.CheckTable(3)
+		readString(l, l.GetField(val, "lang"), &ptr.Lang)
+		return ptr
+	case "interact":
+		ptr := &mt.ToSrvInteract{}
+		val := l.CheckTable(3)
+		readInteraction(l, l.GetField(val, "action"), &ptr.Action)
+		readUint16(l, l.GetField(val, "item_slot"), &ptr.ItemSlot)
+		readPointedThing(l, l.GetField(val, "pointed"), &ptr.Pointed)
+		readPlayerPos(l, l.GetField(val, "pos"), &ptr.Pos)
+		return ptr
+	case "inv_action":
+		ptr := &mt.ToSrvInvAction{}
+		val := l.CheckTable(3)
+		readString(l, l.GetField(val, "action"), &ptr.Action)
+		return ptr
+	case "inv_fields":
+		ptr := &mt.ToSrvInvFields{}
+		val := l.CheckTable(3)
+		readSliceField(l, l.GetField(val, "fields"), &ptr.Fields)
+		readString(l, l.GetField(val, "formname"), &ptr.Formname)
+		return ptr
+	case "join_mod_chan":
+		ptr := &mt.ToSrvJoinModChan{}
+		val := l.CheckTable(3)
+		readString(l, l.GetField(val, "channel"), &ptr.Channel)
+		return ptr
+	case "leave_mod_chan":
+		ptr := &mt.ToSrvLeaveModChan{}
+		val := l.CheckTable(3)
+		readString(l, l.GetField(val, "channel"), &ptr.Channel)
+		return ptr
+	case "msg_mod_chan":
+		ptr := &mt.ToSrvMsgModChan{}
+		val := l.CheckTable(3)
+		readString(l, l.GetField(val, "channel"), &ptr.Channel)
+		readString(l, l.GetField(val, "msg"), &ptr.Msg)
+		return ptr
+	case "nil":
+		ptr := &mt.ToSrvNil{}
+		return ptr
+	case "node_meta_fields":
+		ptr := &mt.ToSrvNodeMetaFields{}
+		val := l.CheckTable(3)
+		readSliceField(l, l.GetField(val, "fields"), &ptr.Fields)
+		readString(l, l.GetField(val, "formname"), &ptr.Formname)
+		readVec3Int16(l, l.GetField(val, "pos"), &ptr.Pos)
+		return ptr
+	case "player_pos":
+		ptr := &mt.ToSrvPlayerPos{}
+		val := l.CheckTable(3)
+		readPlayerPos(l, l.GetField(val, "pos"), &ptr.Pos)
+		return ptr
+	case "removed_sounds":
+		ptr := &mt.ToSrvRemovedSounds{}
+		val := l.CheckTable(3)
+		readSliceSoundID(l, l.GetField(val, "ids"), &ptr.IDs)
+		return ptr
+	case "req_media":
+		ptr := &mt.ToSrvReqMedia{}
+		val := l.CheckTable(3)
+		readSliceString(l, l.GetField(val, "filenames"), &ptr.Filenames)
+		return ptr
+	case "respawn":
+		ptr := &mt.ToSrvRespawn{}
+		return ptr
+	case "select_item":
+		ptr := &mt.ToSrvSelectItem{}
+		val := l.CheckTable(3)
+		readUint16(l, l.GetField(val, "slot"), &ptr.Slot)
+		return ptr
+	case "srp_bytes_a":
+		ptr := &mt.ToSrvSRPBytesA{}
+		val := l.CheckTable(3)
+		readSliceByte(l, l.GetField(val, "a"), &ptr.A)
+		readBool(l, l.GetField(val, "no_sha1"), &ptr.NoSHA1)
+		return ptr
+	case "srp_bytes_m":
+		ptr := &mt.ToSrvSRPBytesM{}
+		val := l.CheckTable(3)
+		readSliceByte(l, l.GetField(val, "m"), &ptr.M)
+		return ptr
+	}
+
+	panic("invalid packet type: " + str)
+}
diff --git a/convert/read_mkauto.lua b/convert/read_mkauto.lua
new file mode 100755
index 0000000..f749f99
--- /dev/null
+++ b/convert/read_mkauto.lua
@@ -0,0 +1,198 @@
+#!/usr/bin/env lua
+require("spec")
+
+local readers = {
+	SliceByte = true,
+	Byte = true,
+	String = true,
+	SliceField = true,
+	Field = true,
+	Bool = true,
+	PointedThing = true,
+}
+
+local static_uses = {
+	"[3]int16",
+	"AOID"
+}
+
+local function generate(name)
+	local fnname, index, child, childfn, childtype
+	local type = name
+
+	local open = name:find("%[")
+	local clos = name:find("%]")
+
+	if open == 1 then
+		index = name:sub(open + 1, clos - 1)
+		child = name:sub(clos + 1)
+		childfn, childtype = generate(child)
+		fnname = (index == "" and "Slice" or "Vec" .. index) .. childfn
+
+		type = "[" .. index .. "]" .. childtype
+	else
+		fnname = camel_case(name)
+
+		local c = name:sub(1, 1)
+		if c == c:upper() then
+			 type = "mt." .. name
+		end
+	end
+
+	if not readers[fnname] then
+		local fun = "func read" .. fnname .. "(l *lua.LState, val lua.LValue, ptr *" .. type  .. ") {\n"
+
+		if child then
+			fun = fun .. "\tif val.Type() != lua.LTTable {\n\t\tpanic(\"invalid value for "
+				.. name .. ": must be a table\")\n\t}\n"
+
+			if index == "" then
+				fun = fun ..
+[[
+	tbl := val.(*lua.LTable)
+	n := tbl.MaxN()
+	*ptr = make(]] .. type .. [[, n)
+	for i := range *ptr {
+		read]] .. childfn .. [[(l, l.RawGetInt(tbl, i+1), &(*ptr)[i])
+	}
+]]
+			else
+				local n = tonumber(index)
+				for i, v in ipairs({"x", "y", "z"}) do
+					if i > n then
+						break
+					end
+
+					fun = fun
+						.. "\tread" .. childfn
+						.. "(l, l.GetField(val, \"" .. v .. "\"), &(*ptr)[" .. (i - 1) .. "])\n"
+				end
+			end
+		else
+			fun = fun .. "\tif val.Type() != lua.LTNumber {\n\t\tpanic(\"invalid value for "
+				.. name .. ": must be a number\")\n\t}\n"
+				.. "\t*ptr = " .. type .. "(val.(lua.LNumber))\n"
+		end
+
+		fun = fun .. "}\n\n"
+
+		readers[fnname] = fun
+	end
+
+	return fnname, type
+end
+
+for _, use in ipairs(static_uses) do
+	generate(use)
+end
+
+local function signature(name, prefix, type)
+	local camel = camel_case(name)
+	return "func read" .. camel .. "(l *lua.LState, val lua.LValue, ptr *" .. prefix .. camel  .. ") {\n"
+end
+
+for name, fields in spairs(parse_spec("server/enum")) do
+	local camel = camel_case(name)
+	local fun = signature(name, "mt.")
+
+	local impl = ""
+	for _, var in ipairs(fields) do
+		local equals = "*ptr = mt." .. apply_prefix(fields, var) .. "\n"
+
+		if var == "no" then
+			fun = fun .. "\tif val.Type() == lua.LTNil {\n\t\t" .. equals .. "\t\treturn\n\t}\n"
+		else
+			impl = impl .. "\tcase \"" .. var .. "\":\n\t\t" .. equals
+		end
+	end
+
+	fun = fun
+		.. "\tif val.Type() != lua.LTString {\n\t\tpanic(\"invalid value for "
+		.. camel .. ": must be a string\")\n\t}\n"
+		.. "\tstr := string(val.(lua.LString))\n"
+		.. "\tswitch str {\n" .. impl
+		.. "\tdefault:\n\t\tpanic(\"invalid value for " .. name .. ": \" + str)\n\t}\n}\n\n"
+
+	readers[camel] = fun
+end
+
+for name, fields in spairs(parse_spec("server/flag")) do
+	local camel = camel_case(name)
+	local fun = signature(name, "mt.")
+		.. "\tif val.Type() != lua.LTTable {\n\t\tpanic(\"invalid value for "
+		.. camel .. ": must be a table\")\n\t}\n"
+
+	for _, var in ipairs(fields) do
+		fun = fun .. "\tif l.GetField(val, \"" .. var .. "\") == lua.LTrue {\n"
+			.. "\t\t*ptr = *ptr | mt." .. apply_prefix(fields, var) .. "\n\t}\n"
+	end
+
+	fun = fun .. "}\n\n"
+	readers[camel] = fun
+end
+
+local function fields_fromlua(fields, indent)
+	local impl = ""
+
+	for name, type in spairs(fields) do
+		impl = impl .. indent .. "read" .. generate(type) .. "(l, l.GetField(val, \"" .. name .. "\"), &ptr."
+			.. camel_case(name) .. ")\n"
+	end
+
+	return impl
+end
+
+for name, fields in spairs(parse_spec("server/struct", true)) do
+	local camel = camel_case(name)
+	readers[camel] = signature(name, "mt.")
+		.. "\tif val.Type() != lua.LTTable {\n"
+		.. "\t\tpanic(\"invalid value for " .. camel .. ": must be a table\")\n\t}\n"
+		.. fields_fromlua(fields, "\t")
+		.. "}\n\n"
+end
+
+local pkt_impl = ""
+
+for name, fields in spairs(parse_spec("server/pkt", true)) do
+	pkt_impl = pkt_impl
+		.. "\tcase \"" .. name .. "\"" .. "" .. ":\n"
+	 	.. "\t\tptr := &mt.ToSrv" .. camel_case(name) .. "{}\n"
+
+	if next(fields) then
+		pkt_impl = pkt_impl
+			.. "\t\tval := l.CheckTable(3)\n"
+			.. fields_fromlua(fields, "\t\t")
+	end
+
+	pkt_impl = pkt_impl
+		.. "\t\treturn ptr\n"
+end
+
+local funcs = ""
+for _, fn in spairs(readers) do
+	if type(fn) == "string" then
+		funcs = funcs .. fn
+	end
+end
+
+local f = io.open("read_auto.go", "w")
+f:write([[
+// generated by read_mkauto.lua, DO NOT EDIT
+package convert
+
+import (
+	"github.com/anon55555/mt"
+	"github.com/yuin/gopher-lua"
+)
+
+]] .. funcs .. [[
+func ReadCmd(l *lua.LState) mt.Cmd {
+	str := l.CheckString(2)
+	switch str {
+]] .. pkt_impl .. [[
+	}
+
+	panic("invalid packet type: " + str)
+}
+]])
+f:close()
diff --git a/convert/read_static.go b/convert/read_static.go
new file mode 100644
index 0000000..2f62473
--- /dev/null
+++ b/convert/read_static.go
@@ -0,0 +1,59 @@
+package convert
+
+import (
+	"github.com/anon55555/mt"
+	"github.com/yuin/gopher-lua"
+)
+
+//go:generate ./read_mkauto.lua
+
+func readBool(l *lua.LState, val lua.LValue, ptr *bool) {
+	if val.Type() != lua.LTBool {
+		panic("invalid value for bool: must be a boolean")
+	}
+	*ptr = bool(val.(lua.LBool))
+}
+
+func readString(l *lua.LState, val lua.LValue, ptr *string) {
+	if val.Type() != lua.LTString {
+		panic("invalid value for string: must be a string")
+	}
+	*ptr = string(val.(lua.LString))
+}
+
+func readSliceByte(l *lua.LState, val lua.LValue, ptr *[]byte) {
+	if val.Type() != lua.LTString {
+		panic("invalid value for []byte: must be a string")
+	}
+	*ptr = []byte(val.(lua.LString))
+}
+
+func readSliceField(l *lua.LState, val lua.LValue, ptr *[]mt.Field) {
+	if val.Type() != lua.LTTable {
+		panic("invalid value for []Field: must be a table")
+	}
+	val.(*lua.LTable).ForEach(func(k, v lua.LValue) {
+		if k.Type() != lua.LTString || v.Type() != lua.LTString {
+			panic("invalid value for Field: key and value must be strings")
+		}
+		*ptr = append(*ptr, mt.Field{Name: string(k.(lua.LString)), Value: string(v.(lua.LString))})
+	})
+}
+
+func readPointedThing(l *lua.LState, val lua.LValue, ptr *mt.PointedThing) {
+	if val.Type() != lua.LTTable {
+		panic("invalid value for PointedThing: must be a table")
+	}
+	id := l.GetField(val, "id")
+
+	if id == lua.LNil {
+		pt := &mt.PointedAO{}
+		readAOID(l, id, &(*pt).ID)
+		*ptr = pt
+	} else {
+		pt := &mt.PointedNode{}
+		readVec3Int16(l, l.GetField(val, "under"), &(*pt).Under)
+		readVec3Int16(l, l.GetField(val, "above"), &(*pt).Above)
+		*ptr = pt
+	}
+}
diff --git a/convert/spec.lua b/convert/spec.lua
new file mode 100644
index 0000000..588f4d7
--- /dev/null
+++ b/convert/spec.lua
@@ -0,0 +1,108 @@
+local function snext(t, state)
+	local key
+
+	if state == nil then
+		t.__sorted = {}
+		for k in pairs(t) do
+			if k ~= "__sorted" then
+				table.insert(t.__sorted, k)
+			end
+		end
+		table.sort(t.__sorted)
+
+		key = t.__sorted[1]
+	else
+		for i, v in ipairs(t.__sorted) do
+			if v == state then
+				key = t.__sorted[i + 1]
+				break
+			end
+		end
+	end
+
+	if key then
+		return key, t[key]
+	end
+
+	t.__sorted = nil
+end
+
+function spairs(t)
+	return snext, t, nil
+end
+
+local function parse_pair(pair, value_first)
+	if pair:sub(1, 1) == "#" then
+		return
+	end
+
+	local idx = pair:find(" ")
+
+	if idx then
+		local first, second = pair:sub(1, idx - 1), pair:sub(idx + 1)
+
+		if value_first and first:sub(1, 1) ~= "{" then
+			return second, first
+		else
+			return first, second
+		end
+	else
+		return pair
+	end
+end
+
+function parse_spec(name, value_first)
+	local f = io.open("../spec/" .. name, "r")
+	local spec = {}
+	local top
+
+	for l in f:lines() do
+		if l:sub(1, 1) == "\t" then
+			local key, val = parse_pair(l:sub(2), value_first)
+
+			if val then
+				top[key] = val
+			elseif key then
+				table.insert(top, key)
+			end
+		else
+			local key, val = parse_pair(l, value_first)
+
+			if val then
+				spec[key] = val
+			elseif key then
+				top = {}
+				spec[key] = top
+			end
+		end
+	end
+
+	f:close()
+	return spec
+end
+
+local casemap = parse_spec("casemap")
+
+function camel_case(snake)
+	if casemap[snake] then
+		return casemap[snake]
+	end
+
+	local camel = ""
+
+	while #snake > 0 do
+		local idx = snake:find("_") or #snake + 1
+
+		camel = camel
+			.. snake:sub(1, 1):upper()
+			.. snake:sub(2, idx - 1)
+
+		snake = snake:sub(idx + 1)
+	end
+
+	return camel
+end
+
+function apply_prefix(fields, str)
+	return (fields.prefix or "") .. camel_case(str) .. (fields.postfix or "")
+end