Restructure packet module

examples/combat.rs

@@ -253,7 +253,11 @@ impl Config for Game {
                 let mut vel = (victim.position() - e.state.attacker_pos).normalized();
 
                 let knockback_xz = if e.state.extra_knockback { 18.0 } else { 8.0 };
-                let knockback_y = if e.state.extra_knockback { 8.432 } else { 6.432 };
+                let knockback_y = if e.state.extra_knockback {
+                    8.432
+                } else {
+                    6.432
+                };
 
                 vel.x *= knockback_xz;
                 vel.y = knockback_y;

examples/conway.rs

@@ -175,8 +175,8 @@ impl Config for Game {
                             && (0..SIZE_Z as i32).contains(&position.z)
                             && position.y == BOARD_Y
                         {
-                            server.state.board[position.x as usize + position.z as usize * SIZE_X] =
-                                true;
+                            server.state.board
+                                [position.x as usize + position.z as usize * SIZE_X] = true;
                         }
                     }
                     Event::ArmSwing(hand) => match hand {

packet-inspector/src/main.rs

@@ -16,8 +16,8 @@ use valence::protocol::codec::Decoder;
 use valence::protocol::packets::handshake::{Handshake, HandshakeNextState};
 use valence::protocol::packets::login::c2s::{EncryptionResponse, LoginStart};
 use valence::protocol::packets::login::s2c::{LoginSuccess, S2cLoginPacket};
-use valence::protocol::packets::play::c2s::C2sPlayPacket;
-use valence::protocol::packets::play::s2c::S2cPlayPacket;
+use valence::protocol::packets::c2s::play::C2sPlayPacket;
+use valence::protocol::packets::s2c::play::S2cPlayPacket;
 use valence::protocol::packets::status::c2s::{QueryPing, QueryRequest};
 use valence::protocol::packets::status::s2c::{QueryPong, QueryResponse};
 use valence::protocol::packets::{DecodePacket, EncodePacket};

src/biome.rs

@@ -2,7 +2,7 @@
 
 use crate::ident;
 use crate::ident::Ident;
-use crate::protocol_inner::packets::play::s2c::Biome as BiomeRegistryBiome;
+use crate::protocol_inner::packets::s2c::play::Biome as BiomeRegistryBiome;
 
 /// Identifies a particular [`Biome`] on the server.
 ///
@@ -48,7 +48,7 @@ pub struct Biome {
 
 impl Biome {
     pub(crate) fn to_biome_registry_item(&self, id: i32) -> BiomeRegistryBiome {
-        use crate::protocol_inner::packets::play::s2c::{
+        use crate::protocol_inner::packets::s2c::play::{
             BiomeAdditionsSound, BiomeEffects, BiomeMoodSound, BiomeMusic, BiomeParticle,
             BiomeParticleOptions, BiomeProperty,
         };

src/chunk.rs

@@ -17,8 +17,8 @@ use crate::block_pos::BlockPos;
 pub use crate::chunk_pos::ChunkPos;
 use crate::config::Config;
 use crate::dimension::DimensionId;
-use crate::protocol_inner::packets::play::s2c::{
-    BlockUpdate, ChunkDataHeightmaps, ChunkData, S2cPlayPacket, ChunkSectionUpdate,
+use crate::protocol_inner::packets::s2c::play::{
+    BlockUpdate, ChunkData, ChunkDataHeightmaps, ChunkSectionUpdate, S2cPlayPacket,
 };
 use crate::protocol_inner::{Encode, Nbt, VarInt, VarLong};
 use crate::server::SharedServer;

src/client.rs

@@ -22,19 +22,19 @@ use crate::entity::{
     StatusOrAnimation,
 };
 use crate::player_textures::SignedPlayerTextures;
-use crate::protocol_inner::packets::play::c2s::{
+use crate::protocol_inner::packets::c2s::play::{
     C2sPlayPacket, DiggingStatus, InteractKind, PlayerCommandId,
 };
-pub use crate::protocol_inner::packets::play::s2c::TitleAnimationTimes as TitleAnimationTimes;
-use crate::protocol_inner::packets::play::s2c::{
-    EntityAnimation, BiomeRegistry, PlayerActionResponse, ChatType, ChatTypeChat, ChatTypeNarration,
-    ChatTypeRegistry, ChatTypeRegistryEntry, ClearTitles, DimensionTypeRegistry,
-    DimensionTypeRegistryEntry, Disconnect, EntityStatus, UnloadChunk, GameStateChange,
-    GameStateChangeReason, KeepAlive, GameJoin, MoveRelative, RotateAndMoveRelative,
-    Rotate, PlayerPositionLook, PlayerPositionLookFlags, RegistryCodec, EntitiesDestroy,
-    PlayerRespawn, EntitySetHeadYaw, S2cPlayPacket, ChunkRenderDistanceCenter, ChunkLoadDistance,
-    EntityTrackerUpdate, EntityVelocityUpdate, UpdateSubtitle, UpdateTitle, PlayerSpawnPosition, GameMessage,
-    EntityPosition, EntityAttributes, EntityAttributesProperty,
+pub use crate::protocol_inner::packets::s2c::play::TitleAnimationTimes;
+use crate::protocol_inner::packets::s2c::play::{
+    BiomeRegistry, ChatType, ChatTypeChat, ChatTypeNarration, ChatTypeRegistry,
+    ChatTypeRegistryEntry, ChunkLoadDistance, ChunkRenderDistanceCenter, ClearTitles,
+    DimensionTypeRegistry, DimensionTypeRegistryEntry, Disconnect, EntitiesDestroy,
+    EntityAnimation, EntityAttributes, EntityAttributesProperty, EntityPosition, EntitySetHeadYaw,
+    EntityStatus, EntityTrackerUpdate, EntityVelocityUpdate, GameJoin, GameMessage,
+    GameStateChange, GameStateChangeReason, KeepAlive, MoveRelative, PlayerActionResponse,
+    PlayerPositionLook, PlayerPositionLookFlags, PlayerRespawn, PlayerSpawnPosition, RegistryCodec,
+    Rotate, RotateAndMoveRelative, S2cPlayPacket, UnloadChunk, UpdateSubtitle, UpdateTitle,
 };
 use crate::protocol_inner::{BoundedInt, ByteAngle, Nbt, RawBytes, VarInt};
 use crate::server::{C2sPacketChannels, NewClientData, SharedServer};

src/client/event.rs

@@ -4,9 +4,9 @@ use vek::Vec3;
 
 use crate::block_pos::BlockPos;
 use crate::entity::EntityId;
-use crate::protocol_inner::packets::play::c2s::BlockFace;
-pub use crate::protocol_inner::packets::play::c2s::{ChatMode, DisplayedSkinParts, Hand, MainHand};
-pub use crate::protocol_inner::packets::play::s2c::GameMode;
+use crate::protocol_inner::packets::c2s::play::BlockFace;
+pub use crate::protocol_inner::packets::c2s::play::{ChatMode, DisplayedSkinParts, Hand, MainHand};
+pub use crate::protocol_inner::packets::s2c::play::GameMode;
 
 /// Represents an action performed by a client.
 ///

src/dimension.rs

@@ -1,7 +1,7 @@
 //! Dimension configuration and identification.
 
 use crate::ident;
-use crate::protocol_inner::packets::play::s2c::DimensionType;
+use crate::protocol_inner::packets::s2c::play::DimensionType;
 
 /// Identifies a particular [`Dimension`] on the server.
 ///

src/entity.rs

@@ -12,8 +12,8 @@ use uuid::Uuid;
 use vek::{Aabb, Vec3};
 
 use crate::config::Config;
-use crate::protocol_inner::packets::play::s2c::{
-    EntitySpawn, ExperienceOrbSpawn, PlayerSpawn, S2cPlayPacket, EntityTrackerUpdate,
+use crate::protocol_inner::packets::s2c::play::{
+    EntitySpawn, EntityTrackerUpdate, ExperienceOrbSpawn, PlayerSpawn, S2cPlayPacket,
 };
 use crate::protocol_inner::{ByteAngle, RawBytes, VarInt};
 use crate::slotmap::{Key, SlotMap};

src/player_list.rs

@@ -8,7 +8,7 @@ use uuid::Uuid;
 
 use crate::client::GameMode;
 use crate::player_textures::SignedPlayerTextures;
-use crate::protocol_inner::packets::play::s2c::{
+use crate::protocol_inner::packets::s2c::play::{
     PlayerListAddPlayer, PlayerListHeaderFooter, S2cPlayPacket, UpdatePlayerList,
 };
 use crate::protocol_inner::packets::Property;

src/protocol_inner/packets/c2s.rs

@@ -0,0 +1,707 @@
+//! Client to server packets.
+
+use super::*;
+
+pub mod handshake {
+    use super::*;
+
+    def_struct! {
+        Handshake 0x00 {
+            protocol_version: VarInt,
+            server_adddress: BoundedString<0, 255>,
+            server_port: u16,
+            next_state: HandshakeNextState,
+        }
+    }
+
+    def_enum! {
+        HandshakeNextState: VarInt {
+            Status = 1,
+            Login = 2,
+        }
+    }
+}
+
+pub mod status {
+    use super::*;
+
+    def_struct! {
+        QueryRequest 0x00 {}
+    }
+
+    def_struct! {
+        QueryPing 0x01 {
+            payload: u64
+        }
+    }
+}
+
+pub mod login {
+    use super::*;
+
+    def_struct! {
+        LoginStart 0x00 {
+            username: BoundedString<3, 16>,
+            sig_data: Option<SignatureData>,
+        }
+    }
+
+    def_struct! {
+        EncryptionResponse 0x01 {
+            shared_secret: BoundedArray<u8, 16, 128>,
+            token_or_sig: VerifyTokenOrMsgSig,
+        }
+    }
+
+    def_enum! {
+        VerifyTokenOrMsgSig: u8 {
+            VerifyToken: BoundedArray<u8, 16, 128> = 1,
+            MsgSig: MessageSignature = 0,
+        }
+    }
+
+    def_struct! {
+        MessageSignature {
+            salt: u64,
+            sig: Vec<u8>, // TODO: bounds?
+        }
+    }
+
+    def_struct! {
+        LoginPluginResponse 0x02 {
+            message_id: VarInt,
+            data: Option<RawBytes>,
+        }
+    }
+
+    def_packet_group! {
+        C2sLoginPacket {
+            LoginStart,
+            EncryptionResponse,
+            LoginPluginResponse,
+        }
+    }
+}
+
+pub mod play {
+    use super::super::*;
+
+    def_struct! {
+        TeleportConfirm 0x00 {
+            teleport_id: VarInt
+        }
+    }
+
+    def_struct! {
+        QueryBlockNbt 0x01 {
+            transaction_id: VarInt,
+            location: BlockPos,
+        }
+    }
+
+    def_enum! {
+        UpdateDifficulty 0x02: i8 {
+            Peaceful = 0,
+            Easy = 1,
+            Normal = 2,
+            Hard = 3,
+        }
+    }
+
+    def_struct! {
+        CommandExecution 0x03 {
+            command: String, // TODO: bounded?
+            // TODO: timestamp, arg signatures
+            signed_preview: bool,
+        }
+    }
+
+    def_struct! {
+        ChatMessage 0x04 {
+            message: BoundedString<0, 256>,
+            timestamp: u64,
+            salt: u64,
+            signature: Vec<u8>,
+            signed_preview: bool,
+        }
+    }
+
+    def_struct! {
+        RequestChatPreview 0x05 {
+            query: i32, // TODO: is this an i32 or a varint?
+            message: BoundedString<0, 256>,
+        }
+    }
+
+    def_enum! {
+        ClientStatus 0x06: VarInt {
+            /// Sent when ready to complete login and ready to respawn after death.
+            PerformRespawn = 0,
+            /// Sent when the statistics menu is opened.
+            RequestStatus = 1,
+        }
+    }
+
+    def_struct! {
+        ClientSettings 0x07 {
+            /// e.g. en_US
+            locale: BoundedString<0, 16>,
+            /// Client-side render distance in chunks.
+            view_distance: BoundedInt<u8, 2, 32>,
+            chat_mode: ChatMode,
+            chat_colors: bool,
+            displayed_skin_parts: DisplayedSkinParts,
+            main_hand: MainHand,
+            /// Currently always false
+            enable_text_filtering: bool,
+            /// False if the client should not show up in the hover preview.
+            allow_server_listings: bool,
+        }
+    }
+
+    def_enum! {
+        #[derive(Copy, PartialEq, Eq)]
+        ChatMode: VarInt {
+            Enabled = 0,
+            CommandsOnly = 1,
+            Hidden = 2,
+        }
+    }
+
+    def_bitfield! {
+        DisplayedSkinParts: u8 {
+            cape = 0,
+            jacket = 1,
+            left_sleeve = 2,
+            right_sleeve = 3,
+            left_pants_leg = 4,
+            right_pants_leg = 5,
+            hat = 6,
+        }
+    }
+
+    def_enum! {
+        #[derive(Copy, PartialEq, Eq)]
+        MainHand: VarInt {
+            Left = 0,
+            Right = 1,
+        }
+    }
+
+    def_struct! {
+        RequestCommandCompletion 0x08 {
+            transaction_id: VarInt,
+            /// Text behind the cursor without the '/'.
+            text: BoundedString<0, 32500>
+        }
+    }
+
+    def_struct! {
+        ButtonClick 0x09 {
+            window_id: i8,
+            button_id: i8,
+        }
+    }
+
+    def_struct! {
+        ClickSlot 0x0a {
+            // TODO
+        }
+    }
+
+    def_struct! {
+        CloseHandledScreen 0x0b {
+            window_id: u8,
+        }
+    }
+
+    def_struct! {
+        CustomPayload 0x0c {
+            channel: Ident,
+            data: RawBytes,
+        }
+    }
+
+    def_struct! {
+        BookUpdate 0x0d {
+            slot: VarInt,
+            entries: Vec<String>,
+            title: Option<String>,
+        }
+    }
+
+    def_struct! {
+        QueryEntityNbt 0x0e {
+            transaction_id: VarInt,
+            entity_id: VarInt,
+        }
+    }
+
+    def_struct! {
+        PlayerInteractEntity 0x0f {
+            entity_id: VarInt,
+            kind: InteractKind,
+            sneaking: bool,
+        }
+    }
+
+    def_enum! {
+        InteractKind: VarInt {
+            Interact: Hand = 0,
+            Attack = 1,
+            InteractAt: (Vec3<f32>, Hand) = 2
+        }
+    }
+
+    def_enum! {
+        #[derive(Copy, PartialEq, Eq)]
+        Hand: VarInt {
+            Main = 0,
+            Off = 1,
+        }
+    }
+
+    def_struct! {
+        JigsawGenerate 0x10 {
+            location: BlockPos,
+            levels: VarInt,
+            keep_jigsaws: bool,
+        }
+    }
+
+    def_struct! {
+        KeepAlive 0x11 {
+            id: i64,
+        }
+    }
+
+    def_struct! {
+        UpdateDifficultyLock 0x12 {
+            locked: bool
+        }
+    }
+
+    def_struct! {
+        MovePlayerPosition 0x13 {
+            position: Vec3<f64>,
+            on_ground: bool,
+        }
+    }
+
+    def_struct! {
+        MovePlayerPositionAndRotation 0x14 {
+            // Absolute position
+            position: Vec3<f64>,
+            /// Absolute rotation on X axis in degrees.
+            yaw: f32,
+            /// Absolute rotation on Y axis in degrees.
+            pitch: f32,
+            on_ground: bool,
+        }
+    }
+
+    def_struct! {
+        MovePlayerRotation 0x15 {
+            /// Absolute rotation on X axis in degrees.
+            yaw: f32,
+            /// Absolute rotation on Y axis in degrees.
+            pitch: f32,
+            on_ground: bool,
+        }
+    }
+
+    def_struct! {
+        MovePlayerOnGround 0x16 {
+            on_ground: bool
+        }
+    }
+
+    def_struct! {
+        MoveVehicle 0x17 {
+            /// Absolute position
+            position: Vec3<f64>,
+            /// Degrees
+            yaw: f32,
+            /// Degrees
+            pitch: f32,
+        }
+    }
+
+    def_struct! {
+        BoatPaddleState 0x18 {
+            left_paddle_turning: bool,
+            right_paddle_turning: bool,
+        }
+    }
+
+    def_struct! {
+        PickFromInventory 0x19 {
+            slot_to_use: VarInt,
+        }
+    }
+
+    def_struct! {
+        CraftRequest 0x1a {
+            window_id: i8,
+            recipe: Ident,
+            make_all: bool,
+        }
+    }
+
+    def_enum! {
+        UpdatePlayerAbilities 0x1b: i8 {
+            NotFlying = 0,
+            Flying = 0b10,
+        }
+    }
+
+    def_struct! {
+        PlayerAction 0x1c {
+            status: DiggingStatus,
+            location: BlockPos,
+            face: BlockFace,
+            sequence: VarInt,
+        }
+    }
+
+    def_enum! {
+        DiggingStatus: VarInt {
+            StartedDigging = 0,
+            CancelledDigging = 1,
+            FinishedDigging = 2,
+            DropItemStack = 3,
+            DropItem = 4,
+            ShootArrowOrFinishEating = 5,
+            SwapItemInHand = 6,
+        }
+    }
+
+    def_enum! {
+        #[derive(Copy, PartialEq, Eq)]
+        BlockFace: i8 {
+            /// -Y
+            Bottom = 0,
+            /// +Y
+            Top = 1,
+            /// -Z
+            North = 2,
+            /// +Z
+            South = 3,
+            /// -X
+            West = 4,
+            /// +X
+            East = 5,
+        }
+    }
+
+    def_struct! {
+        PlayerCommand 0x1d {
+            entity_id: VarInt,
+            action_id: PlayerCommandId,
+            jump_boost: BoundedInt<VarInt, 0, 100>,
+        }
+    }
+
+    def_enum! {
+        PlayerCommandId: VarInt {
+            StartSneaking = 0,
+            StopSneaking = 1,
+            LeaveBed = 2,
+            StartSprinting = 3,
+            StopSprinting = 4,
+            StartJumpWithHorse = 5,
+            StopJumpWithHorse = 6,
+            OpenHorseInventory = 7,
+            StartFlyingWithElytra = 8,
+        }
+    }
+
+    def_struct! {
+        PlayerInput 0x1e {
+            sideways: f32,
+            forward: f32,
+            flags: PlayerInputFlags,
+        }
+    }
+
+    def_bitfield! {
+        PlayerInputFlags: u8 {
+            jump = 0,
+            unmount = 1,
+        }
+    }
+
+    def_struct! {
+        PlayPong 0x1f {
+            id: i32,
+        }
+    }
+
+    def_struct! {
+        RecipeBookChangeSettings 0x20 {
+            book_id: RecipeBookId,
+            book_open: bool,
+            filter_active: bool,
+        }
+    }
+
+    def_enum! {
+        RecipeBookId: VarInt {
+            Crafting = 0,
+            Furnace = 1,
+            BlastFurnace = 2,
+            Smoker = 3,
+        }
+    }
+
+    def_struct! {
+        RecipeBookSeenRecipe 0x21 {
+            recipe_id: Ident,
+        }
+    }
+
+    def_struct! {
+        RenameItem 0x22 {
+            item_name: BoundedString<0, 50>,
+        }
+    }
+
+    def_enum! {
+        ResourcePackStatus 0x23: VarInt {
+            SuccessfullyLoaded = 0,
+            Declined = 1,
+            FailedDownload = 2,
+            Accepted = 3,
+        }
+    }
+
+    def_enum! {
+        AdvancementTab 0x24: VarInt {
+            OpenedTab: Ident = 0,
+            ClosedScreen = 1,
+        }
+    }
+
+    def_struct! {
+        SelectMerchantTrade 0x25 {
+            selected_slot: VarInt,
+        }
+    }
+
+    def_struct! {
+        UpdateBeacon 0x26 {
+            // TODO: potion ids
+            primary_effect: Option<VarInt>,
+            secondary_effect: Option<VarInt>,
+        }
+    }
+
+    def_struct! {
+        UpdateSelectedSlot 0x27 {
+            slot: BoundedInt<i16, 0, 8>,
+        }
+    }
+
+    def_struct! {
+        UpdateCommandBlock 0x28 {
+            location: BlockPos,
+            command: String,
+            mode: CommandBlockMode,
+            flags: CommandBlockFlags,
+        }
+    }
+
+    def_enum! {
+        CommandBlockMode: VarInt {
+            Sequence = 0,
+            Auto = 1,
+            Redstone = 2,
+        }
+    }
+
+    def_bitfield! {
+        CommandBlockFlags: i8 {
+            track_output = 0,
+            is_conditional = 1,
+            automatic = 2,
+        }
+    }
+
+    def_struct! {
+        UpdateCommandBlockMinecart 0x29 {
+            entity_id: VarInt,
+            command: String,
+            track_output: bool,
+        }
+    }
+
+    def_struct! {
+        UpdateCreativeModeSlot 0x2a {
+            slot: i16,
+            // TODO: clicked_item: Slot,
+        }
+    }
+
+    def_struct! {
+        UpdateJigsaw 0x2b {
+            location: BlockPos,
+            name: Ident,
+            target: Ident,
+            pool: Ident,
+            final_state: String,
+            joint_type: String,
+        }
+    }
+
+    def_struct! {
+        UpdateStructureBlock 0x2c {
+            location: BlockPos,
+            action: StructureBlockAction,
+            mode: StructureBlockMode,
+            name: String,
+            offset_xyz: [BoundedInt<i8, -32, 32>; 3],
+            size_xyz: [BoundedInt<i8, 0, 32>; 3],
+            mirror: StructureBlockMirror,
+            rotation: StructureBlockRotation,
+            metadata: String,
+            integrity: f32, // TODO: bounded float between 0 and 1.
+            seed: VarLong,
+            flags: StructureBlockFlags,
+        }
+    }
+
+    def_enum! {
+        StructureBlockAction: VarInt {
+            UpdateData = 0,
+            SaveStructure = 1,
+            LoadStructure = 2,
+            DetectSize = 3,
+        }
+    }
+
+    def_enum! {
+        StructureBlockMode: VarInt {
+            Save = 0,
+            Load = 1,
+            Corner = 2,
+            Data = 3,
+        }
+    }
+
+    def_enum! {
+        StructureBlockMirror: VarInt {
+            None = 0,
+            LeftRight = 1,
+            FrontBack = 2,
+        }
+    }
+
+    def_enum! {
+        StructureBlockRotation: VarInt {
+            None = 0,
+            Clockwise90 = 1,
+            Clockwise180 = 2,
+            Counterclockwise90 = 3,
+        }
+    }
+
+    def_bitfield! {
+        StructureBlockFlags: i8 {
+            ignore_entities = 0,
+            show_air = 1,
+            show_bounding_box = 2,
+        }
+    }
+
+    def_struct! {
+        UpdateSign 0x2d {
+            location: BlockPos,
+            lines: [BoundedString<0, 384>; 4],
+        }
+    }
+
+    def_struct! {
+        HandSwing 0x2e {
+            hand: Hand,
+        }
+    }
+
+    def_struct! {
+        SpectatorTeleport 0x2f {
+            target: Uuid,
+        }
+    }
+
+    def_struct! {
+        PlayerInteractBlock 0x30 {
+            hand: Hand,
+            location: BlockPos,
+            face: BlockFace,
+            cursor_pos: Vec3<f32>,
+            head_inside_block: bool,
+            sequence: VarInt,
+        }
+    }
+
+    def_struct! {
+        PlayerInteractItem 0x31 {
+            hand: Hand,
+            sequence: VarInt,
+        }
+    }
+
+    def_packet_group! {
+        C2sPlayPacket {
+            TeleportConfirm,
+            QueryBlockNbt,
+            UpdateDifficulty,
+            CommandExecution,
+            ChatMessage,
+            RequestChatPreview,
+            ClientStatus,
+            ClientSettings,
+            RequestCommandCompletion,
+            ButtonClick,
+            ClickSlot,
+            CloseHandledScreen,
+            CustomPayload,
+            BookUpdate,
+            QueryEntityNbt,
+            PlayerInteractEntity,
+            JigsawGenerate,
+            KeepAlive,
+            UpdateDifficultyLock,
+            MovePlayerPosition,
+            MovePlayerPositionAndRotation,
+            MovePlayerRotation,
+            MovePlayerOnGround,
+            MoveVehicle,
+            BoatPaddleState,
+            PickFromInventory,
+            CraftRequest,
+            UpdatePlayerAbilities,
+            PlayerAction,
+            PlayerCommand,
+            PlayerInput,
+            PlayPong,
+            RecipeBookChangeSettings,
+            RecipeBookSeenRecipe,
+            RenameItem,
+            ResourcePackStatus,
+            AdvancementTab,
+            SelectMerchantTrade,
+            UpdateBeacon,
+            UpdateSelectedSlot,
+            UpdateCommandBlock,
+            UpdateCommandBlockMinecart,
+            UpdateCreativeModeSlot,
+            UpdateJigsaw,
+            UpdateStructureBlock,
+            UpdateSign,
+            HandSwing,
+            SpectatorTeleport,
+            PlayerInteractBlock,
+            PlayerInteractItem,
+        }
+    }
+}

src/protocol_inner/packets/s2c.rs

@@ -0,0 +1,794 @@
+//! Server to client packets.
+
+use super::*;
+
+pub mod status {
+    use super::*;
+
+    def_struct! {
+        QueryResponse 0x00 {
+            json_response: String
+        }
+    }
+
+    def_struct! {
+        QueryPong 0x01 {
+            /// Should be the same as the payload from ping.
+            payload: u64
+        }
+    }
+}
+
+pub mod login {
+    use super::*;
+
+    def_struct! {
+        LoginDisconnect 0x00 {
+            reason: Text,
+        }
+    }
+
+    def_struct! {
+        EncryptionRequest 0x01 {
+            /// Currently unused
+            server_id: BoundedString<0, 20>,
+            /// The RSA public key
+            public_key: Vec<u8>,
+            verify_token: BoundedArray<u8, 16, 16>,
+        }
+    }
+
+    def_struct! {
+        LoginSuccess 0x02 {
+            uuid: Uuid,
+            username: BoundedString<3, 16>,
+            properties: Vec<Property>,
+        }
+    }
+
+    def_struct! {
+        LoginCompression 0x03 {
+            threshold: VarInt
+        }
+    }
+
+    def_struct! {
+        LoginPluginRequest 0x04 {
+            message_id: VarInt,
+            channel: Ident,
+            data: RawBytes,
+        }
+    }
+
+    def_packet_group! {
+        S2cLoginPacket {
+            LoginDisconnect,
+            EncryptionRequest,
+            LoginSuccess,
+            LoginCompression,
+            LoginPluginRequest,
+        }
+    }
+}
+
+pub mod play {
+    use super::*;
+
+    def_struct! {
+        EntitySpawn 0x00 {
+            entity_id: VarInt,
+            object_uuid: Uuid,
+            kind: VarInt,
+            position: Vec3<f64>,
+            pitch: ByteAngle,
+            yaw: ByteAngle,
+            head_yaw: ByteAngle,
+            data: VarInt,
+            velocity: Vec3<i16>,
+        }
+    }
+
+    def_struct! {
+        ExperienceOrbSpawn 0x01 {
+            entity_id: VarInt,
+            position: Vec3<f64>,
+            count: i16,
+        }
+    }
+
+    def_struct! {
+        PlayerSpawn 0x02 {
+            entity_id: VarInt,
+            player_uuid: Uuid,
+            position: Vec3<f64>,
+            yaw: ByteAngle,
+            pitch: ByteAngle,
+        }
+    }
+
+    def_struct! {
+        EntityAnimation 0x03 {
+            entity_id: VarInt,
+            animation: u8,
+        }
+    }
+
+    def_struct! {
+        PlayerActionResponse 0x05 {
+            sequence: VarInt,
+        }
+    }
+
+    def_struct! {
+        BlockBreakingProgress 0x06 {
+            entity_id: VarInt,
+            location: BlockPos,
+            destroy_stage: BoundedInt<u8, 0, 10>,
+        }
+    }
+
+    def_struct! {
+        BlockEntityUpdate 0x07 {
+            location: BlockPos,
+            kind: VarInt, // TODO: use enum here
+            data: nbt::Blob,
+        }
+    }
+
+    def_struct! {
+        BlockEvent 0x08 {
+            location: BlockPos,
+            action_id: u8,
+            action_param: u8,
+            block_type: VarInt, // TODO: use BlockType type.
+        }
+    }
+
+    def_struct! {
+        BlockUpdate 0x09 {
+            location: BlockPos,
+            block_id: VarInt,
+        }
+    }
+
+    def_struct! {
+        BossBar 0x0a {
+            uuid: Uuid,
+            action: BossBarAction,
+        }
+    }
+
+    def_enum! {
+        BossBarAction: VarInt {
+            Add: BossBarActionAdd = 0,
+            // TODO
+        }
+    }
+
+    def_struct! {
+        BossBarActionAdd {
+            title: Text,
+            health: f32,
+            color: BossBarColor,
+            division: BossBarDivision,
+            /// TODO: bitmask
+            flags: u8,
+        }
+    }
+
+    def_enum! {
+        BossBarColor: VarInt {
+            Pink = 0,
+            Blue = 1,
+            Red = 2,
+            Green = 3,
+            Yellow = 4,
+            Purple = 5,
+            White = 6,
+        }
+    }
+
+    def_enum! {
+        BossBarDivision: VarInt {
+            NoDivision = 0,
+            SixNotches = 1,
+            TenNotches = 2,
+            TwelveNotches = 3,
+            TwentyNotches = 4,
+        }
+    }
+
+    def_struct! {
+        SetDifficulty 0x0b {
+            difficulty: Difficulty,
+            locked: bool,
+        }
+    }
+
+    def_enum! {
+        Difficulty: u8 {
+            Peaceful = 0,
+            Easy = 1,
+            Normal = 2,
+            Hard = 3,
+        }
+    }
+
+    def_struct! {
+        ClearTitles 0x0d {
+            reset: bool,
+        }
+    }
+
+    def_struct! {
+        Disconnect 0x17 {
+            reason: Text,
+        }
+    }
+
+    def_struct! {
+        EntityStatus 0x18 {
+            entity_id: i32,
+            entity_status: u8,
+        }
+    }
+
+    def_struct! {
+        UnloadChunk 0x1a {
+            chunk_x: i32,
+            chunk_z: i32
+        }
+    }
+
+    def_struct! {
+        GameStateChange 0x1b {
+            reason: GameStateChangeReason,
+            value: f32,
+        }
+    }
+
+    def_enum! {
+        GameStateChangeReason: u8 {
+            NoRespawnBlockAvailable = 0,
+            EndRaining = 1,
+            BeginRaining = 2,
+            ChangeGameMode = 3,
+            WinGame = 4,
+            DemoEvent = 5,
+            ArrowHitPlayer = 6,
+            RainLevelChange = 7,
+            ThunderLevelChange = 8,
+            PlayPufferfishStingSound = 9,
+            PlayElderGuardianMobAppearance = 10,
+            EnableRespawnScreen = 11,
+        }
+    }
+
+    def_struct! {
+        WorldBorderInitialize 0x1d {
+            x: f64,
+            z: f64,
+            old_diameter: f64,
+            new_diameter: f64,
+            speed: VarLong,
+            portal_teleport_boundary: VarInt,
+            warning_blocks: VarInt,
+            warning_time: VarInt,
+        }
+    }
+
+    def_struct! {
+        KeepAlive 0x1e {
+            id: i64,
+        }
+    }
+
+    def_struct! {
+        ChunkData 0x1f {
+            chunk_x: i32,
+            chunk_z: i32,
+            heightmaps: Nbt<ChunkDataHeightmaps>,
+            blocks_and_biomes: Vec<u8>,
+            block_entities: Vec<ChunkDataBlockEntity>,
+            trust_edges: bool,
+            sky_light_mask: BitVec<u64>,
+            block_light_mask: BitVec<u64>,
+            empty_sky_light_mask: BitVec<u64>,
+            empty_block_light_mask: BitVec<u64>,
+            sky_light_arrays: Vec<[u8; 2048]>,
+            block_light_arrays: Vec<[u8; 2048]>,
+        }
+    }
+
+    #[derive(Clone, Debug, Serialize, Deserialize)]
+    pub struct ChunkDataHeightmaps {
+        #[serde(rename = "MOTION_BLOCKING", serialize_with = "nbt::i64_array")]
+        pub motion_blocking: Vec<i64>,
+    }
+
+    def_struct! {
+        ChunkDataBlockEntity {
+            packed_xz: i8,
+            y: i16,
+            kind: VarInt,
+            data: nbt::Blob,
+        }
+    }
+
+    def_struct! {
+        GameJoin 0x23 {
+            /// Entity ID of the joining player
+            entity_id: i32,
+            is_hardcore: bool,
+            gamemode: GameMode,
+            previous_gamemode: GameMode,
+            dimension_names: Vec<Ident>,
+            registry_codec: Nbt<RegistryCodec>,
+            /// The name of the dimension type being spawned into.
+            dimension_type_name: Ident,
+            /// The name of the dimension being spawned into.
+            dimension_name: Ident,
+            /// Hash of the world's seed used for client biome noise.
+            hashed_seed: i64,
+            /// No longer used by the client.
+            max_players: VarInt,
+            view_distance: BoundedInt<VarInt, 2, 32>,
+            simulation_distance: VarInt,
+            /// If reduced debug info should be shown on the F3 screen.
+            reduced_debug_info: bool,
+            /// If player respawns should be instant or not.
+            enable_respawn_screen: bool,
+            is_debug: bool,
+            /// If this is a superflat world.
+            /// Superflat worlds have different void fog and horizon levels.
+            is_flat: bool,
+            last_death_location: Option<(Ident, BlockPos)>,
+        }
+    }
+
+    #[derive(Clone, Debug, Serialize, Deserialize)]
+    pub struct RegistryCodec {
+        #[serde(rename = "minecraft:dimension_type")]
+        pub dimension_type_registry: DimensionTypeRegistry,
+        #[serde(rename = "minecraft:worldgen/biome")]
+        pub biome_registry: BiomeRegistry,
+        #[serde(rename = "minecraft:chat_type")]
+        pub chat_type_registry: ChatTypeRegistry,
+    }
+
+    #[derive(Clone, Debug, Serialize, Deserialize)]
+    pub struct DimensionTypeRegistry {
+        #[serde(rename = "type")]
+        pub kind: Ident,
+        pub value: Vec<DimensionTypeRegistryEntry>,
+    }
+
+    #[derive(Clone, Debug, Serialize, Deserialize)]
+    pub struct DimensionTypeRegistryEntry {
+        pub name: Ident,
+        pub id: i32,
+        pub element: DimensionType,
+    }
+
+    #[derive(Clone, Debug, Serialize, Deserialize)]
+    pub struct DimensionType {
+        pub piglin_safe: bool,
+        pub has_raids: bool,
+        pub monster_spawn_light_level: i32,
+        pub monster_spawn_block_light_limit: i32,
+        pub natural: bool,
+        pub ambient_light: f32,
+        pub fixed_time: Option<i64>,
+        pub infiniburn: String, // TODO: tag type?
+        pub respawn_anchor_works: bool,
+        pub has_skylight: bool,
+        pub bed_works: bool,
+        pub effects: Ident,
+        pub min_y: i32,
+        pub height: i32,
+        pub logical_height: i32,
+        pub coordinate_scale: f64,
+        pub ultrawarm: bool,
+        pub has_ceiling: bool,
+    }
+
+    #[derive(Clone, Debug, Serialize, Deserialize)]
+    pub struct BiomeRegistry {
+        #[serde(rename = "type")]
+        pub kind: Ident,
+        pub value: Vec<Biome>,
+    }
+
+    #[derive(Clone, Debug, Serialize, Deserialize)]
+    pub struct Biome {
+        pub name: Ident,
+        pub id: i32,
+        pub element: BiomeProperty,
+    }
+
+    #[derive(Clone, Debug, Serialize, Deserialize)]
+    pub struct BiomeProperty {
+        pub precipitation: String,
+        pub depth: f32,
+        pub temperature: f32,
+        pub scale: f32,
+        pub downfall: f32,
+        pub category: String,
+        pub temperature_modifier: Option<String>,
+        pub effects: BiomeEffects,
+        pub particle: Option<BiomeParticle>,
+    }
+
+    #[derive(Clone, Debug, Serialize, Deserialize)]
+    pub struct BiomeEffects {
+        pub sky_color: i32,
+        pub water_fog_color: i32,
+        pub fog_color: i32,
+        pub water_color: i32,
+        pub foliage_color: Option<i32>,
+        pub grass_color: Option<i32>,
+        pub grass_color_modifier: Option<String>,
+        pub music: Option<BiomeMusic>,
+        pub ambient_sound: Option<Ident>,
+        pub additions_sound: Option<BiomeAdditionsSound>,
+        pub mood_sound: Option<BiomeMoodSound>,
+    }
+
+    #[derive(Clone, Debug, Serialize, Deserialize)]
+    pub struct BiomeMusic {
+        pub replace_current_music: bool,
+        pub sound: Ident,
+        pub max_delay: i32,
+        pub min_delay: i32,
+    }
+
+    #[derive(Clone, Debug, Serialize, Deserialize)]
+    pub struct BiomeAdditionsSound {
+        pub sound: Ident,
+        pub tick_chance: f64,
+    }
+
+    #[derive(Clone, Debug, Serialize, Deserialize)]
+    pub struct BiomeMoodSound {
+        pub sound: Ident,
+        pub tick_delay: i32,
+        pub offset: f64,
+        pub block_search_extent: i32,
+    }
+
+    #[derive(Clone, Debug, Serialize, Deserialize)]
+    pub struct BiomeParticle {
+        pub probability: f32,
+        pub options: BiomeParticleOptions,
+    }
+
+    #[derive(Clone, Debug, Serialize, Deserialize)]
+    pub struct BiomeParticleOptions {
+        #[serde(rename = "type")]
+        pub kind: Ident,
+    }
+
+    #[derive(Clone, Debug, Serialize, Deserialize)]
+    pub struct ChatTypeRegistry {
+        #[serde(rename = "type")]
+        pub kind: Ident,
+        pub value: Vec<ChatTypeRegistryEntry>,
+    }
+
+    #[derive(Clone, Debug, Serialize, Deserialize)]
+    pub struct ChatTypeRegistryEntry {
+        pub name: Ident,
+        pub id: i32,
+        pub element: ChatType,
+    }
+
+    #[derive(Clone, Debug, Serialize, Deserialize)]
+    pub struct ChatType {
+        pub chat: ChatTypeChat,
+        pub narration: ChatTypeNarration,
+    }
+
+    #[derive(Clone, Debug, Serialize, Deserialize)]
+    pub struct ChatTypeChat {}
+
+    #[derive(Clone, Debug, Serialize, Deserialize)]
+    pub struct ChatTypeNarration {
+        pub priority: String,
+    }
+
+    def_enum! {
+        #[derive(Copy, PartialEq, Eq, PartialOrd, Ord, Default, Hash)]
+        GameMode: u8 {
+            #[default]
+            Survival = 0,
+            Creative = 1,
+            Adventure = 2,
+            Spectator = 3,
+        }
+    }
+
+    def_struct! {
+        MoveRelative 0x26 {
+            entity_id: VarInt,
+            delta: Vec3<i16>,
+            on_ground: bool,
+        }
+    }
+
+    def_struct! {
+        RotateAndMoveRelative 0x27 {
+            entity_id: VarInt,
+            delta: Vec3<i16>,
+            yaw: ByteAngle,
+            pitch: ByteAngle,
+            on_ground: bool,
+        }
+    }
+
+    def_struct! {
+        Rotate 0x28 {
+            entity_id: VarInt,
+            yaw: ByteAngle,
+            pitch: ByteAngle,
+            on_ground: bool,
+        }
+    }
+
+    def_struct! {
+        ChatMessage 0x30 {
+            message: Text,
+            /// Index into the chat type registry
+            kind: VarInt,
+            sender: Uuid,
+            // TODO more fields
+        }
+    }
+
+    def_enum! {
+        UpdatePlayerList 0x34: VarInt {
+            AddPlayer: Vec<PlayerListAddPlayer> = 0,
+            UpdateGameMode: Vec<(Uuid, GameMode)> = 1,
+            UpdateLatency: Vec<(Uuid, VarInt)> = 2,
+            UpdateDisplayName: Vec<(Uuid, Option<Text>)> = 3,
+            RemovePlayer: Vec<Uuid> = 4,
+        }
+    }
+
+    def_struct! {
+        PlayerListAddPlayer {
+            uuid: Uuid,
+            username: BoundedString<3, 16>,
+            properties: Vec<Property>,
+            game_mode: GameMode,
+            ping: VarInt,
+            display_name: Option<Text>,
+            sig_data: Option<SignatureData>,
+        }
+    }
+
+    def_struct! {
+        PlayerPositionLook 0x36 {
+            position: Vec3<f64>,
+            yaw: f32,
+            pitch: f32,
+            flags: PlayerPositionLookFlags,
+            teleport_id: VarInt,
+            dismount_vehicle: bool,
+        }
+    }
+
+    def_bitfield! {
+        PlayerPositionLookFlags: u8 {
+            x = 0,
+            y = 1,
+            z = 2,
+            y_rot = 3,
+            x_rot = 4,
+        }
+    }
+
+    def_struct! {
+        EntitiesDestroy 0x38 {
+            entities: Vec<VarInt>,
+        }
+    }
+
+    def_struct! {
+        PlayerRespawn 0x3b {
+            dimension_type_name: Ident,
+            dimension_name: Ident,
+            hashed_seed: u64,
+            game_mode: GameMode,
+            previous_game_mode: GameMode,
+            is_debug: bool,
+            is_flat: bool,
+            copy_metadata: bool,
+            last_death_location: Option<(Ident, BlockPos)>,
+        }
+    }
+
+    def_struct! {
+        EntitySetHeadYaw 0x3c {
+            entity_id: VarInt,
+            head_yaw: ByteAngle,
+        }
+    }
+
+    def_struct! {
+        ChunkSectionUpdate 0x3d {
+            chunk_section_position: i64,
+            invert_trust_edges: bool,
+            blocks: Vec<VarLong>,
+        }
+    }
+
+    def_struct! {
+        UpdateSelectedSlot 0x47 {
+            slot: BoundedInt<u8, 0, 9>,
+        }
+    }
+
+    def_struct! {
+        ChunkRenderDistanceCenter 0x48 {
+            chunk_x: VarInt,
+            chunk_z: VarInt,
+        }
+    }
+
+    def_struct! {
+        ChunkLoadDistance 0x49 {
+            view_distance: BoundedInt<VarInt, 2, 32>,
+        }
+    }
+
+    def_struct! {
+        PlayerSpawnPosition 0x4a {
+            location: BlockPos,
+            angle: f32,
+        }
+    }
+
+    def_struct! {
+        EntityTrackerUpdate 0x4d {
+            entity_id: VarInt,
+            metadata: RawBytes,
+        }
+    }
+
+    def_struct! {
+        EntityVelocityUpdate 0x4f {
+            entity_id: VarInt,
+            velocity: Vec3<i16>,
+        }
+    }
+
+    def_struct! {
+        UpdateSubtitle 0x58 {
+            subtitle_text: Text,
+        }
+    }
+
+    def_struct! {
+        WorldTimeUpdate 0x59 {
+            /// The age of the world in 1/20ths of a second.
+            world_age: i64,
+            /// The current time of day in 1/20ths of a second.
+            /// The value should be in the range \[0, 24000].
+            /// 6000 is noon, 12000 is sunset, and 18000 is midnight.
+            time_of_day: i64,
+        }
+    }
+
+    def_struct! {
+        UpdateTitle 0x5a {
+            text: Text,
+        }
+    }
+
+    def_struct! {
+        #[derive(Copy, PartialEq, Eq)]
+        TitleAnimationTimes 0x5b {
+            /// Ticks to spend fading in.
+            fade_in: u32,
+            /// Ticks to keep the title displayed.
+            stay: u32,
+            /// Ticks to spend fading out.
+            fade_out: u32,
+        }
+    }
+
+    def_struct! {
+        GameMessage 0x5f {
+            chat: Text,
+            /// Index into the chat type registry.
+            kind: VarInt,
+        }
+    }
+
+    def_struct! {
+        PlayerListHeaderFooter 0x60 {
+            header: Text,
+            footer: Text,
+        }
+    }
+
+    def_struct! {
+        EntityPosition 0x63 {
+            entity_id: VarInt,
+            position: Vec3<f64>,
+            yaw: ByteAngle,
+            pitch: ByteAngle,
+            on_ground: bool,
+        }
+    }
+
+    def_struct! {
+        EntityAttributes 0x65 {
+            entity_id: VarInt,
+            properties: Vec<EntityAttributesProperty>,
+        }
+    }
+
+    def_struct! {
+        EntityAttributesProperty {
+            key: Ident,
+            value: f64,
+            modifiers: Vec<EntityAttributesModifiers>
+        }
+    }
+
+    def_struct! {
+        EntityAttributesModifiers {
+            uuid: Uuid,
+            amount: f64,
+            operation: u8,
+        }
+    }
+
+    def_packet_group! {
+        S2cPlayPacket {
+            EntitySpawn,
+            ExperienceOrbSpawn,
+            PlayerSpawn,
+            EntityAnimation,
+            PlayerActionResponse,
+            BlockBreakingProgress,
+            BlockEntityUpdate,
+            BlockEvent,
+            BlockUpdate,
+            BossBar,
+            ClearTitles,
+            Disconnect,
+            EntityStatus,
+            UnloadChunk,
+            GameStateChange,
+            KeepAlive,
+            ChunkData,
+            GameJoin,
+            MoveRelative,
+            RotateAndMoveRelative,
+            Rotate,
+            ChatMessage,
+            UpdatePlayerList,
+            PlayerPositionLook,
+            EntitiesDestroy,
+            PlayerRespawn,
+            EntitySetHeadYaw,
+            ChunkSectionUpdate,
+            UpdateSelectedSlot,
+            ChunkRenderDistanceCenter,
+            ChunkLoadDistance,
+            PlayerSpawnPosition,
+            EntityTrackerUpdate,
+            EntityVelocityUpdate,
+            UpdateSubtitle,
+            WorldTimeUpdate,
+            UpdateTitle,
+            TitleAnimationTimes,
+            GameMessage,
+            PlayerListHeaderFooter,
+            EntityPosition,
+            EntityAttributes,
+        }
+    }
+}

src/server.rs

@@ -34,16 +34,16 @@ use crate::dimension::{Dimension, DimensionId};
 use crate::entity::Entities;
 use crate::player_textures::SignedPlayerTextures;
 use crate::protocol_inner::codec::{Decoder, Encoder};
-use crate::protocol_inner::packets::handshake::{Handshake, HandshakeNextState};
-use crate::protocol_inner::packets::login::c2s::{
+use crate::protocol_inner::packets::c2s::handshake::{Handshake, HandshakeNextState};
+use crate::protocol_inner::packets::c2s::login::{
     EncryptionResponse, LoginStart, VerifyTokenOrMsgSig,
 };
-use crate::protocol_inner::packets::login::s2c::{EncryptionRequest, LoginSuccess, LoginCompression};
-use crate::protocol_inner::packets::play::c2s::C2sPlayPacket;
-use crate::protocol_inner::packets::play::s2c::S2cPlayPacket;
-use crate::protocol_inner::packets::status::c2s::{QueryPing, QueryRequest};
-use crate::protocol_inner::packets::status::s2c::{QueryPong, QueryResponse};
-use crate::protocol_inner::packets::{login, Property};
+use crate::protocol_inner::packets::c2s::play::C2sPlayPacket;
+use crate::protocol_inner::packets::c2s::status::{QueryPing, QueryRequest};
+use crate::protocol_inner::packets::s2c::login::{EncryptionRequest, LoginCompression, LoginDisconnect, LoginSuccess};
+use crate::protocol_inner::packets::s2c::play::S2cPlayPacket;
+use crate::protocol_inner::packets::s2c::status::{QueryPong, QueryResponse};
+use crate::protocol_inner::packets::Property;
 use crate::protocol_inner::{BoundedArray, BoundedString, VarInt};
 use crate::util::valid_username;
 use crate::world::Worlds;
@@ -723,7 +723,7 @@ async fn handle_login<C: Config>(
     if let Err(reason) = server.0.cfg.login(server, &npd).await {
         log::info!("Disconnect at login: \"{reason}\"");
         c.enc
-            .write_packet(&login::s2c::LoginDisconnect { reason })
+            .write_packet(&LoginDisconnect { reason })
             .await?;
         return Ok(None);
     }