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@rom1504
Last active June 14, 2016 14:10
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compacted 1.8 mc protocol
{
"types": {
"varint": "native",
"pstring": "native",
"u16": "native",
"u8": "native",
"i64": "native",
"buffer": "native",
"i32": "native",
"i8": "native",
"bool": "native",
"i16": "native",
"f32": "native",
"f64": "native",
"UUID": "native",
"option": "native",
"entityMetadataLoop": "native",
"bitfield": "native",
"container": "native",
"switch": "native",
"void": "native",
"array": "native",
"restBuffer": "native",
"nbt": "native",
"optionalNbt": "native",
"string": ["pstring", {"countType": "varint"}],
"slot": [
"container",
[
{"name": "blockId", "type": "i16"},
{
"anon": true,
"type": [
"switch",
{
"compareTo": "blockId",
"fields": {"-1": "void"},
"default": [
"container",
[
{"name": "itemCount", "type": "i8"},
{"name": "itemDamage", "type": "i16"},
{"name": "nbtData", "type": "optionalNbt"}
]
]
}
]
}
]
],
"position": [
"bitfield",
[
{"name": "x", "size": 26, "signed": true},
{"name": "y", "size": 12, "signed": true},
{"name": "z", "size": 26, "signed": true}
]
],
"entityMetadataItem": [
"switch",
{
"compareTo": "$compareTo",
"fields": {
"0": "i8",
"1": "i16",
"2": "i32",
"3": "f32",
"4": "string",
"5": "slot",
"6": [
"container",
[
{"name": "x", "type": "i32"},
{"name": "y", "type": "i32"},
{"name": "z", "type": "i32"}
]
],
"7": [
"container",
[
{"name": "pitch", "type": "f32"},
{"name": "yaw", "type": "f32"},
{"name": "roll", "type": "f32"}
]
]
}
}
],
"entityMetadata": [
"entityMetadataLoop",
{
"endVal": 127,
"type": [
"container",
[
{
"anon": true,
"type": [
"bitfield",
[
{"name": "type", "size": 3, "signed": false},
{"name": "key", "size": 5, "signed": false}
]
]
},
{
"name": "value",
"type": ["entityMetadataItem", {"compareTo": "type"}]
}
]
]
}
]
},
"handshaking": {
"toClient": {
"types": {
"packet": [
"container",
[
{
"name": "name",
"type": ["mapper", {"type": "varint", "mappings": {}}]
},
{
"name": "params",
"type": ["switch", {"compareTo": "name", "fields": {}}]
}
]
]
}
},
"toServer": {
"types": {
"packet_set_protocol": [
"container",
[
{"name": "protocolVersion", "type": "varint"},
{"name": "serverHost", "type": "string"},
{"name": "serverPort", "type": "u16"},
{"name": "nextState", "type": "varint"}
]
],
"packet_legacy_server_list_ping": [
"container",
[{"name": "payload", "type": "u8"}]
],
"packet": [
"container",
[
{
"name": "name",
"type": [
"mapper",
{
"type": "varint",
"mappings": {
"0x00": "set_protocol",
"0xfe": "legacy_server_list_ping"
}
}
]
},
{
"name": "params",
"type": [
"switch",
{
"compareTo": "name",
"fields": {
"set_protocol": "packet_set_protocol",
"legacy_server_list_ping": "packet_legacy_server_list_ping"
}
}
]
}
]
]
}
}
},
"status": {
"toClient": {
"types": {
"packet_server_info": [
"container",
[{"name": "response", "type": "string"}]
],
"packet_ping": ["container", [{"name": "time", "type": "i64"}]],
"packet": [
"container",
[
{
"name": "name",
"type": [
"mapper",
{
"type": "varint",
"mappings": {"0x00": "server_info", "0x01": "ping"}
}
]
},
{
"name": "params",
"type": [
"switch",
{
"compareTo": "name",
"fields": {
"server_info": "packet_server_info",
"ping": "packet_ping"
}
}
]
}
]
]
}
},
"toServer": {
"types": {
"packet_ping_start": ["container", []],
"packet_ping": ["container", [{"name": "time", "type": "i64"}]],
"packet": [
"container",
[
{
"name": "name",
"type": [
"mapper",
{
"type": "varint",
"mappings": {"0x00": "ping_start", "0x01": "ping"}
}
]
},
{
"name": "params",
"type": [
"switch",
{
"compareTo": "name",
"fields": {
"ping_start": "packet_ping_start",
"ping": "packet_ping"
}
}
]
}
]
]
}
}
},
"login": {
"toClient": {
"types": {
"packet_disconnect": [
"container",
[{"name": "reason", "type": "string"}]
],
"packet_encryption_begin": [
"container",
[
{"name": "serverId", "type": "string"},
{"name": "publicKey", "type": ["buffer", {"countType": "varint"}]},
{"name": "verifyToken", "type": ["buffer", {"countType": "varint"}]}
]
],
"packet_success": [
"container",
[
{"name": "uuid", "type": "string"},
{"name": "username", "type": "string"}
]
],
"packet_compress": [
"container",
[{"name": "threshold", "type": "varint"}]
],
"packet": [
"container",
[
{
"name": "name",
"type": [
"mapper",
{
"type": "varint",
"mappings": {
"0x00": "disconnect",
"0x01": "encryption_begin",
"0x02": "success",
"0x03": "compress"
}
}
]
},
{
"name": "params",
"type": [
"switch",
{
"compareTo": "name",
"fields": {
"disconnect": "packet_disconnect",
"encryption_begin": "packet_encryption_begin",
"success": "packet_success",
"compress": "packet_compress"
}
}
]
}
]
]
}
},
"toServer": {
"types": {
"packet_login_start": [
"container",
[{"name": "username", "type": "string"}]
],
"packet_encryption_begin": [
"container",
[
{
"name": "sharedSecret",
"type": ["buffer", {"countType": "varint"}]
},
{"name": "verifyToken", "type": ["buffer", {"countType": "varint"}]}
]
],
"packet": [
"container",
[
{
"name": "name",
"type": [
"mapper",
{
"type": "varint",
"mappings": {
"0x00": "login_start",
"0x01": "encryption_begin"
}
}
]
},
{
"name": "params",
"type": [
"switch",
{
"compareTo": "name",
"fields": {
"login_start": "packet_login_start",
"encryption_begin": "packet_encryption_begin"
}
}
]
}
]
]
}
}
},
"play": {
"toClient": {
"types": {
"packet_keep_alive": [
"container",
[{"name": "keepAliveId", "type": "varint"}]
],
"packet_login": [
"container",
[
{"name": "entityId", "type": "i32"},
{"name": "gameMode", "type": "u8"},
{"name": "dimension", "type": "i8"},
{"name": "difficulty", "type": "u8"},
{"name": "maxPlayers", "type": "u8"},
{"name": "levelType", "type": "string"},
{"name": "reducedDebugInfo", "type": "bool"}
]
],
"packet_chat": [
"container",
[
{"name": "message", "type": "string"},
{"name": "position", "type": "i8"}
]
],
"packet_update_time": [
"container",
[{"name": "age", "type": "i64"}, {"name": "time", "type": "i64"}]
],
"packet_entity_equipment": [
"container",
[
{"name": "entityId", "type": "varint"},
{"name": "slot", "type": "i16"},
{"name": "item", "type": "slot"}
]
],
"packet_spawn_position": [
"container",
[{"name": "location", "type": "position"}]
],
"packet_update_health": [
"container",
[
{"name": "health", "type": "f32"},
{"name": "food", "type": "varint"},
{"name": "foodSaturation", "type": "f32"}
]
],
"packet_respawn": [
"container",
[
{"name": "dimension", "type": "i32"},
{"name": "difficulty", "type": "u8"},
{"name": "gamemode", "type": "u8"},
{"name": "levelType", "type": "string"}
]
],
"packet_position": [
"container",
[
{"name": "x", "type": "f64"},
{"name": "y", "type": "f64"},
{"name": "z", "type": "f64"},
{"name": "yaw", "type": "f32"},
{"name": "pitch", "type": "f32"},
{"name": "flags", "type": "i8"}
]
],
"packet_held_item_slot": [
"container",
[{"name": "slot", "type": "i8"}]
],
"packet_bed": [
"container",
[
{"name": "entityId", "type": "varint"},
{"name": "location", "type": "position"}
]
],
"packet_animation": [
"container",
[
{"name": "entityId", "type": "varint"},
{"name": "animation", "type": "u8"}
]
],
"packet_named_entity_spawn": [
"container",
[
{"name": "entityId", "type": "varint"},
{"name": "playerUUID", "type": "UUID"},
{"name": "x", "type": "i32"},
{"name": "y", "type": "i32"},
{"name": "z", "type": "i32"},
{"name": "yaw", "type": "i8"},
{"name": "pitch", "type": "i8"},
{"name": "currentItem", "type": "i16"},
{"name": "metadata", "type": "entityMetadata"}
]
],
"packet_collect": [
"container",
[
{"name": "collectedEntityId", "type": "varint"},
{"name": "collectorEntityId", "type": "varint"}
]
],
"packet_spawn_entity": [
"container",
[
{"name": "entityId", "type": "varint"},
{"name": "type", "type": "i8"},
{"name": "x", "type": "i32"},
{"name": "y", "type": "i32"},
{"name": "z", "type": "i32"},
{"name": "pitch", "type": "i8"},
{"name": "yaw", "type": "i8"},
{
"name": "objectData",
"type": [
"container",
[
{"name": "intField", "type": "i32"},
{
"name": "velocityX",
"type": [
"switch",
{
"compareTo": "intField",
"fields": {"0": "void"},
"default": "i16"
}
]
},
{
"name": "velocityY",
"type": [
"switch",
{
"compareTo": "intField",
"fields": {"0": "void"},
"default": "i16"
}
]
},
{
"name": "velocityZ",
"type": [
"switch",
{
"compareTo": "intField",
"fields": {"0": "void"},
"default": "i16"
}
]
}
]
]
}
]
],
"packet_spawn_entity_living": [
"container",
[
{"name": "entityId", "type": "varint"},
{"name": "type", "type": "u8"},
{"name": "x", "type": "i32"},
{"name": "y", "type": "i32"},
{"name": "z", "type": "i32"},
{"name": "yaw", "type": "i8"},
{"name": "pitch", "type": "i8"},
{"name": "headPitch", "type": "i8"},
{"name": "velocityX", "type": "i16"},
{"name": "velocityY", "type": "i16"},
{"name": "velocityZ", "type": "i16"},
{"name": "metadata", "type": "entityMetadata"}
]
],
"packet_spawn_entity_painting": [
"container",
[
{"name": "entityId", "type": "varint"},
{"name": "title", "type": "string"},
{"name": "location", "type": "position"},
{"name": "direction", "type": "u8"}
]
],
"packet_spawn_entity_experience_orb": [
"container",
[
{"name": "entityId", "type": "varint"},
{"name": "x", "type": "i32"},
{"name": "y", "type": "i32"},
{"name": "z", "type": "i32"},
{"name": "count", "type": "i16"}
]
],
"packet_entity_velocity": [
"container",
[
{"name": "entityId", "type": "varint"},
{"name": "velocityX", "type": "i16"},
{"name": "velocityY", "type": "i16"},
{"name": "velocityZ", "type": "i16"}
]
],
"packet_entity_destroy": [
"container",
[
{
"name": "entityIds",
"type": ["array", {"countType": "varint", "type": "varint"}]
}
]
],
"packet_entity": [
"container",
[{"name": "entityId", "type": "varint"}]
],
"packet_rel_entity_move": [
"container",
[
{"name": "entityId", "type": "varint"},
{"name": "dX", "type": "i8"},
{"name": "dY", "type": "i8"},
{"name": "dZ", "type": "i8"},
{"name": "onGround", "type": "bool"}
]
],
"packet_entity_look": [
"container",
[
{"name": "entityId", "type": "varint"},
{"name": "yaw", "type": "i8"},
{"name": "pitch", "type": "i8"},
{"name": "onGround", "type": "bool"}
]
],
"packet_entity_move_look": [
"container",
[
{"name": "entityId", "type": "varint"},
{"name": "dX", "type": "i8"},
{"name": "dY", "type": "i8"},
{"name": "dZ", "type": "i8"},
{"name": "yaw", "type": "i8"},
{"name": "pitch", "type": "i8"},
{"name": "onGround", "type": "bool"}
]
],
"packet_entity_teleport": [
"container",
[
{"name": "entityId", "type": "varint"},
{"name": "x", "type": "i32"},
{"name": "y", "type": "i32"},
{"name": "z", "type": "i32"},
{"name": "yaw", "type": "i8"},
{"name": "pitch", "type": "i8"},
{"name": "onGround", "type": "bool"}
]
],
"packet_entity_head_rotation": [
"container",
[
{"name": "entityId", "type": "varint"},
{"name": "headYaw", "type": "i8"}
]
],
"packet_entity_status": [
"container",
[
{"name": "entityId", "type": "i32"},
{"name": "entityStatus", "type": "i8"}
]
],
"packet_attach_entity": [
"container",
[
{"name": "entityId", "type": "i32"},
{"name": "vehicleId", "type": "i32"},
{"name": "leash", "type": "bool"}
]
],
"packet_entity_metadata": [
"container",
[
{"name": "entityId", "type": "varint"},
{"name": "metadata", "type": "entityMetadata"}
]
],
"packet_entity_effect": [
"container",
[
{"name": "entityId", "type": "varint"},
{"name": "effectId", "type": "i8"},
{"name": "amplifier", "type": "i8"},
{"name": "duration", "type": "varint"},
{"name": "hideParticles", "type": "bool"}
]
],
"packet_remove_entity_effect": [
"container",
[
{"name": "entityId", "type": "varint"},
{"name": "effectId", "type": "i8"}
]
],
"packet_experience": [
"container",
[
{"name": "experienceBar", "type": "f32"},
{"name": "level", "type": "varint"},
{"name": "totalExperience", "type": "varint"}
]
],
"packet_update_attributes": [
"container",
[
{"name": "entityId", "type": "varint"},
{
"name": "properties",
"type": [
"array",
{
"countType": "i32",
"type": [
"container",
[
{"name": "key", "type": "string"},
{"name": "value", "type": "f64"},
{
"name": "modifiers",
"type": [
"array",
{
"countType": "varint",
"type": [
"container",
[
{"name": "UUID", "type": "UUID"},
{"name": "amount", "type": "f64"},
{"name": "operation", "type": "i8"}
]
]
}
]
}
]
]
}
]
}
]
],
"packet_map_chunk": [
"container",
[
{"name": "x", "type": "i32"},
{"name": "z", "type": "i32"},
{"name": "groundUp", "type": "bool"},
{"name": "bitMap", "type": "u16"},
{"name": "chunkData", "type": ["buffer", {"countType": "varint"}]}
]
],
"packet_multi_block_change": [
"container",
[
{"name": "chunkX", "type": "i32"},
{"name": "chunkZ", "type": "i32"},
{
"name": "records",
"type": [
"array",
{
"countType": "varint",
"type": [
"container",
[
{"name": "horizontalPos", "type": "u8"},
{"name": "y", "type": "u8"},
{"name": "blockId", "type": "varint"}
]
]
}
]
}
]
],
"packet_block_change": [
"container",
[
{"name": "location", "type": "position"},
{"name": "type", "type": "varint"}
]
],
"packet_block_action": [
"container",
[
{"name": "location", "type": "position"},
{"name": "byte1", "type": "u8"},
{"name": "byte2", "type": "u8"},
{"name": "blockId", "type": "varint"}
]
],
"packet_block_break_animation": [
"container",
[
{"name": "entityId", "type": "varint"},
{"name": "location", "type": "position"},
{"name": "destroyStage", "type": "i8"}
]
],
"packet_map_chunk_bulk": [
"container",
[
{"name": "skyLightSent", "type": "bool"},
{
"name": "meta",
"type": [
"array",
{
"countType": "varint",
"type": [
"container",
[
{"name": "x", "type": "i32"},
{"name": "z", "type": "i32"},
{"name": "bitMap", "type": "u16"}
]
]
}
]
},
{"name": "data", "type": "restBuffer"}
]
],
"packet_explosion": [
"container",
[
{"name": "x", "type": "f32"},
{"name": "y", "type": "f32"},
{"name": "z", "type": "f32"},
{"name": "radius", "type": "f32"},
{
"name": "affectedBlockOffsets",
"type": [
"array",
{
"countType": "i32",
"type": [
"container",
[
{"name": "x", "type": "i8"},
{"name": "y", "type": "i8"},
{"name": "z", "type": "i8"}
]
]
}
]
},
{"name": "playerMotionX", "type": "f32"},
{"name": "playerMotionY", "type": "f32"},
{"name": "playerMotionZ", "type": "f32"}
]
],
"packet_world_event": [
"container",
[
{"name": "effectId", "type": "i32"},
{"name": "location", "type": "position"},
{"name": "data", "type": "i32"},
{"name": "global", "type": "bool"}
]
],
"packet_named_sound_effect": [
"container",
[
{"name": "soundName", "type": "string"},
{"name": "x", "type": "i32"},
{"name": "y", "type": "i32"},
{"name": "z", "type": "i32"},
{"name": "volume", "type": "f32"},
{"name": "pitch", "type": "u8"}
]
],
"packet_world_particles": [
"container",
[
{"name": "particleId", "type": "i32"},
{"name": "longDistance", "type": "bool"},
{"name": "x", "type": "f32"},
{"name": "y", "type": "f32"},
{"name": "z", "type": "f32"},
{"name": "offsetX", "type": "f32"},
{"name": "offsetY", "type": "f32"},
{"name": "offsetZ", "type": "f32"},
{"name": "particleData", "type": "f32"},
{"name": "particles", "type": "i32"},
{
"name": "data",
"type": [
"switch",
{
"compareTo": "particleId",
"fields": {
"36": ["array", {"count": 2, "type": "varint"}],
"37": ["array", {"count": 1, "type": "varint"}],
"38": ["array", {"count": 1, "type": "varint"}]
},
"default": "void"
}
]
}
]
],
"packet_game_state_change": [
"container",
[
{"name": "reason", "type": "u8"},
{"name": "gameMode", "type": "f32"}
]
],
"packet_spawn_entity_weather": [
"container",
[
{"name": "entityId", "type": "varint"},
{"name": "type", "type": "i8"},
{"name": "x", "type": "i32"},
{"name": "y", "type": "i32"},
{"name": "z", "type": "i32"}
]
],
"packet_open_window": [
"container",
[
{"name": "windowId", "type": "u8"},
{"name": "inventoryType", "type": "string"},
{"name": "windowTitle", "type": "string"},
{"name": "slotCount", "type": "u8"},
{
"name": "entityId",
"type": [
"switch",
{
"compareTo": "inventoryType",
"fields": {"EntityHorse": "i32"},
"default": "void"
}
]
}
]
],
"packet_close_window": [
"container",
[{"name": "windowId", "type": "u8"}]
],
"packet_set_slot": [
"container",
[
{"name": "windowId", "type": "i8"},
{"name": "slot", "type": "i16"},
{"name": "item", "type": "slot"}
]
],
"packet_window_items": [
"container",
[
{"name": "windowId", "type": "u8"},
{
"name": "items",
"type": ["array", {"countType": "i16", "type": "slot"}]
}
]
],
"packet_craft_progress_bar": [
"container",
[
{"name": "windowId", "type": "u8"},
{"name": "property", "type": "i16"},
{"name": "value", "type": "i16"}
]
],
"packet_transaction": [
"container",
[
{"name": "windowId", "type": "i8"},
{"name": "action", "type": "i16"},
{"name": "accepted", "type": "bool"}
]
],
"packet_update_sign": [
"container",
[
{"name": "location", "type": "position"},
{"name": "text1", "type": "string"},
{"name": "text2", "type": "string"},
{"name": "text3", "type": "string"},
{"name": "text4", "type": "string"}
]
],
"packet_map": [
"container",
[
{"name": "itemDamage", "type": "varint"},
{"name": "scale", "type": "i8"},
{
"name": "icons",
"type": [
"array",
{
"countType": "varint",
"type": [
"container",
[
{"name": "directionAndType", "type": "i8"},
{"name": "x", "type": "i8"},
{"name": "y", "type": "i8"}
]
]
}
]
},
{"name": "columns", "type": "i8"},
{
"name": "rows",
"type": [
"switch",
{
"compareTo": "columns",
"fields": {"0": "void"},
"default": "i8"
}
]
},
{
"name": "x",
"type": [
"switch",
{
"compareTo": "columns",
"fields": {"0": "void"},
"default": "i8"
}
]
},
{
"name": "y",
"type": [
"switch",
{
"compareTo": "columns",
"fields": {"0": "void"},
"default": "i8"
}
]
},
{
"name": "data",
"type": [
"switch",
{
"compareTo": "columns",
"fields": {"0": "void"},
"default": ["buffer", {"countType": "varint"}]
}
]
}
]
],
"packet_tile_entity_data": [
"container",
[
{"name": "location", "type": "position"},
{"name": "action", "type": "u8"},
{"name": "nbtData", "type": "optionalNbt"}
]
],
"packet_open_sign_entity": [
"container",
[{"name": "location", "type": "position"}]
],
"packet_statistics": [
"container",
[
{
"name": "entries",
"type": [
"array",
{
"countType": "varint",
"type": [
"container",
[
{"name": "name", "type": "string"},
{"name": "value", "type": "varint"}
]
]
}
]
}
]
],
"packet_player_info": [
"container",
[
{"name": "action", "type": "varint"},
{
"name": "data",
"type": [
"array",
{
"countType": "varint",
"type": [
"container",
[
{"name": "UUID", "type": "UUID"},
{
"name": "name",
"type": [
"switch",
{
"compareTo": "../action",
"fields": {"0": "string"},
"default": "void"
}
]
},
{
"name": "properties",
"type": [
"switch",
{
"compareTo": "../action",
"fields": {
"0": [
"array",
{
"countType": "varint",
"type": [
"container",
[
{"name": "name", "type": "string"},
{"name": "value", "type": "string"},
{
"name": "signature",
"type": ["option", "string"]
}
]
]
}
]
},
"default": "void"
}
]
},
{
"name": "gamemode",
"type": [
"switch",
{
"compareTo": "../action",
"fields": {"0": "varint", "1": "varint"},
"default": "void"
}
]
},
{
"name": "ping",
"type": [
"switch",
{
"compareTo": "../action",
"fields": {"0": "varint", "2": "varint"},
"default": "void"
}
]
},
{
"name": "displayName",
"type": [
"switch",
{
"compareTo": "../action",
"fields": {
"0": ["option", "string"],
"3": ["option", "string"]
},
"default": "void"
}
]
}
]
]
}
]
}
]
],
"packet_abilities": [
"container",
[
{"name": "flags", "type": "i8"},
{"name": "flyingSpeed", "type": "f32"},
{"name": "walkingSpeed", "type": "f32"}
]
],
"packet_tab_complete": [
"container",
[
{
"name": "matches",
"type": ["array", {"countType": "varint", "type": "string"}]
}
]
],
"packet_scoreboard_objective": [
"container",
[
{"name": "name", "type": "string"},
{"name": "action", "type": "i8"},
{
"name": "displayText",
"type": [
"switch",
{
"compareTo": "action",
"fields": {"0": "string", "2": "string"},
"default": "void"
}
]
},
{
"name": "type",
"type": [
"switch",
{
"compareTo": "action",
"fields": {"0": "string", "2": "string"},
"default": "void"
}
]
}
]
],
"packet_scoreboard_score": [
"container",
[
{"name": "itemName", "type": "string"},
{"name": "action", "type": "i8"},
{"name": "scoreName", "type": "string"},
{
"name": "value",
"type": [
"switch",
{
"compareTo": "action",
"fields": {"1": "void"},
"default": "varint"
}
]
}
]
],
"packet_scoreboard_display_objective": [
"container",
[
{"name": "position", "type": "i8"},
{"name": "name", "type": "string"}
]
],
"packet_scoreboard_team": [
"container",
[
{"name": "team", "type": "string"},
{"name": "mode", "type": "i8"},
{
"name": "name",
"type": [
"switch",
{
"compareTo": "mode",
"fields": {"0": "string", "2": "string"},
"default": "void"
}
]
},
{
"name": "prefix",
"type": [
"switch",
{
"compareTo": "mode",
"fields": {"0": "string", "2": "string"},
"default": "void"
}
]
},
{
"name": "suffix",
"type": [
"switch",
{
"compareTo": "mode",
"fields": {"0": "string", "2": "string"},
"default": "void"
}
]
},
{
"name": "friendlyFire",
"type": [
"switch",
{
"compareTo": "mode",
"fields": {"0": "i8", "2": "i8"},
"default": "void"
}
]
},
{
"name": "nameTagVisibility",
"type": [
"switch",
{
"compareTo": "mode",
"fields": {"0": "string", "2": "string"},
"default": "void"
}
]
},
{
"name": "color",
"type": [
"switch",
{
"compareTo": "mode",
"fields": {"0": "i8", "2": "i8"},
"default": "void"
}
]
},
{
"name": "players",
"type": [
"switch",
{
"compareTo": "mode",
"fields": {
"0": ["array", {"countType": "varint", "type": "string"}],
"3": ["array", {"countType": "varint", "type": "string"}],
"4": ["array", {"countType": "varint", "type": "string"}]
},
"default": "void"
}
]
}
]
],
"packet_custom_payload": [
"container",
[
{"name": "channel", "type": "string"},
{"name": "data", "type": "restBuffer"}
]
],
"packet_kick_disconnect": [
"container",
[{"name": "reason", "type": "string"}]
],
"packet_difficulty": [
"container",
[{"name": "difficulty", "type": "u8"}]
],
"packet_combat_event": [
"container",
[
{"name": "event", "type": "varint"},
{
"name": "duration",
"type": [
"switch",
{
"compareTo": "event",
"fields": {"1": "varint"},
"default": "void"
}
]
},
{
"name": "playerId",
"type": [
"switch",
{
"compareTo": "event",
"fields": {"2": "varint"},
"default": "void"
}
]
},
{
"name": "entityId",
"type": [
"switch",
{
"compareTo": "event",
"fields": {"1": "i32", "2": "i32"},
"default": "void"
}
]
},
{
"name": "message",
"type": [
"switch",
{
"compareTo": "event",
"fields": {"2": "string"},
"default": "void"
}
]
}
]
],
"packet_camera": [
"container",
[{"name": "cameraId", "type": "varint"}]
],
"packet_world_border": [
"container",
[
{"name": "action", "type": "varint"},
{
"name": "radius",
"type": [
"switch",
{
"compareTo": "action",
"fields": {"0": "f64"},
"default": "void"
}
]
},
{
"name": "x",
"type": [
"switch",
{
"compareTo": "action",
"fields": {"2": "f64", "3": "f64"},
"default": "void"
}
]
},
{
"name": "z",
"type": [
"switch",
{
"compareTo": "action",
"fields": {"2": "f64", "3": "f64"},
"default": "void"
}
]
},
{
"name": "old_radius",
"type": [
"switch",
{
"compareTo": "action",
"fields": {"1": "f64", "3": "f64"},
"default": "void"
}
]
},
{
"name": "new_radius",
"type": [
"switch",
{
"compareTo": "action",
"fields": {"1": "f64", "3": "f64"},
"default": "void"
}
]
},
{
"name": "speed",
"type": [
"switch",
{
"compareTo": "action",
"fields": {"1": "varint", "3": "varint"},
"default": "void"
}
]
},
{
"name": "portalBoundary",
"type": [
"switch",
{
"compareTo": "action",
"fields": {"3": "varint"},
"default": "void"
}
]
},
{
"name": "warning_time",
"type": [
"switch",
{
"compareTo": "action",
"fields": {"3": "varint", "4": "varint"},
"default": "void"
}
]
},
{
"name": "warning_blocks",
"type": [
"switch",
{
"compareTo": "action",
"fields": {"3": "varint", "5": "varint"},
"default": "void"
}
]
}
]
],
"packet_title": [
"container",
[
{"name": "action", "type": "varint"},
{
"name": "text",
"type": [
"switch",
{
"compareTo": "action",
"fields": {"0": "string", "1": "string"},
"default": "void"
}
]
},
{
"name": "fadeIn",
"type": [
"switch",
{
"compareTo": "action",
"fields": {"2": "i32"},
"default": "void"
}
]
},
{
"name": "stay",
"type": [
"switch",
{
"compareTo": "action",
"fields": {"2": "i32"},
"default": "void"
}
]
},
{
"name": "fadeOut",
"type": [
"switch",
{
"compareTo": "action",
"fields": {"2": "i32"},
"default": "void"
}
]
}
]
],
"packet_set_compression": [
"container",
[{"name": "threshold", "type": "varint"}]
],
"packet_playerlist_header": [
"container",
[
{"name": "header", "type": "string"},
{"name": "footer", "type": "string"}
]
],
"packet_resource_pack_send": [
"container",
[
{"name": "url", "type": "string"},
{"name": "hash", "type": "string"}
]
],
"packet_update_entity_nbt": [
"container",
[
{"name": "entityId", "type": "varint"},
{"name": "tag", "type": "nbt"}
]
],
"packet": [
"container",
[
{
"name": "name",
"type": [
"mapper",
{
"type": "varint",
"mappings": {
"0x00": "keep_alive",
"0x01": "login",
"0x02": "chat",
"0x03": "update_time",
"0x04": "entity_equipment",
"0x05": "spawn_position",
"0x06": "update_health",
"0x07": "respawn",
"0x08": "position",
"0x09": "held_item_slot",
"0x0a": "bed",
"0x0b": "animation",
"0x0c": "named_entity_spawn",
"0x0d": "collect",
"0x0e": "spawn_entity",
"0x0f": "spawn_entity_living",
"0x10": "spawn_entity_painting",
"0x11": "spawn_entity_experience_orb",
"0x12": "entity_velocity",
"0x13": "entity_destroy",
"0x14": "entity",
"0x15": "rel_entity_move",
"0x16": "entity_look",
"0x17": "entity_move_look",
"0x18": "entity_teleport",
"0x19": "entity_head_rotation",
"0x1a": "entity_status",
"0x1b": "attach_entity",
"0x1c": "entity_metadata",
"0x1d": "entity_effect",
"0x1e": "remove_entity_effect",
"0x1f": "experience",
"0x20": "update_attributes",
"0x21": "map_chunk",
"0x22": "multi_block_change",
"0x23": "block_change",
"0x24": "block_action",
"0x25": "block_break_animation",
"0x26": "map_chunk_bulk",
"0x27": "explosion",
"0x28": "world_event",
"0x29": "named_sound_effect",
"0x2a": "world_particles",
"0x2b": "game_state_change",
"0x2c": "spawn_entity_weather",
"0x2d": "open_window",
"0x2e": "close_window",
"0x2f": "set_slot",
"0x30": "window_items",
"0x31": "craft_progress_bar",
"0x32": "transaction",
"0x33": "update_sign",
"0x34": "map",
"0x35": "tile_entity_data",
"0x36": "open_sign_entity",
"0x37": "statistics",
"0x38": "player_info",
"0x39": "abilities",
"0x3a": "tab_complete",
"0x3b": "scoreboard_objective",
"0x3c": "scoreboard_score",
"0x3d": "scoreboard_display_objective",
"0x3e": "scoreboard_team",
"0x3f": "custom_payload",
"0x40": "kick_disconnect",
"0x41": "difficulty",
"0x42": "combat_event",
"0x43": "camera",
"0x44": "world_border",
"0x45": "title",
"0x46": "set_compression",
"0x47": "playerlist_header",
"0x48": "resource_pack_send",
"0x49": "update_entity_nbt"
}
}
]
},
{
"name": "params",
"type": [
"switch",
{
"compareTo": "name",
"fields": {
"keep_alive": "packet_keep_alive",
"login": "packet_login",
"chat": "packet_chat",
"update_time": "packet_update_time",
"entity_equipment": "packet_entity_equipment",
"spawn_position": "packet_spawn_position",
"update_health": "packet_update_health",
"respawn": "packet_respawn",
"position": "packet_position",
"held_item_slot": "packet_held_item_slot",
"bed": "packet_bed",
"animation": "packet_animation",
"named_entity_spawn": "packet_named_entity_spawn",
"collect": "packet_collect",
"spawn_entity": "packet_spawn_entity",
"spawn_entity_living": "packet_spawn_entity_living",
"spawn_entity_painting": "packet_spawn_entity_painting",
"spawn_entity_experience_orb": "packet_spawn_entity_experience_orb",
"entity_velocity": "packet_entity_velocity",
"entity_destroy": "packet_entity_destroy",
"entity": "packet_entity",
"rel_entity_move": "packet_rel_entity_move",
"entity_look": "packet_entity_look",
"entity_move_look": "packet_entity_move_look",
"entity_teleport": "packet_entity_teleport",
"entity_head_rotation": "packet_entity_head_rotation",
"entity_status": "packet_entity_status",
"attach_entity": "packet_attach_entity",
"entity_metadata": "packet_entity_metadata",
"entity_effect": "packet_entity_effect",
"remove_entity_effect": "packet_remove_entity_effect",
"experience": "packet_experience",
"update_attributes": "packet_update_attributes",
"map_chunk": "packet_map_chunk",
"multi_block_change": "packet_multi_block_change",
"block_change": "packet_block_change",
"block_action": "packet_block_action",
"block_break_animation": "packet_block_break_animation",
"map_chunk_bulk": "packet_map_chunk_bulk",
"explosion": "packet_explosion",
"world_event": "packet_world_event",
"named_sound_effect": "packet_named_sound_effect",
"world_particles": "packet_world_particles",
"game_state_change": "packet_game_state_change",
"spawn_entity_weather": "packet_spawn_entity_weather",
"open_window": "packet_open_window",
"close_window": "packet_close_window",
"set_slot": "packet_set_slot",
"window_items": "packet_window_items",
"craft_progress_bar": "packet_craft_progress_bar",
"transaction": "packet_transaction",
"update_sign": "packet_update_sign",
"map": "packet_map",
"tile_entity_data": "packet_tile_entity_data",
"open_sign_entity": "packet_open_sign_entity",
"statistics": "packet_statistics",
"player_info": "packet_player_info",
"abilities": "packet_abilities",
"tab_complete": "packet_tab_complete",
"scoreboard_objective": "packet_scoreboard_objective",
"scoreboard_score": "packet_scoreboard_score",
"scoreboard_display_objective": "packet_scoreboard_display_objective",
"scoreboard_team": "packet_scoreboard_team",
"custom_payload": "packet_custom_payload",
"kick_disconnect": "packet_kick_disconnect",
"difficulty": "packet_difficulty",
"combat_event": "packet_combat_event",
"camera": "packet_camera",
"world_border": "packet_world_border",
"title": "packet_title",
"set_compression": "packet_set_compression",
"playerlist_header": "packet_playerlist_header",
"resource_pack_send": "packet_resource_pack_send",
"update_entity_nbt": "packet_update_entity_nbt"
}
}
]
}
]
]
}
},
"toServer": {
"types": {
"packet_keep_alive": [
"container",
[{"name": "keepAliveId", "type": "varint"}]
],
"packet_chat": ["container", [{"name": "message", "type": "string"}]],
"packet_use_entity": [
"container",
[
{"name": "target", "type": "varint"},
{"name": "mouse", "type": "varint"},
{
"name": "x",
"type": [
"switch",
{
"compareTo": "mouse",
"fields": {"2": "f32"},
"default": "void"
}
]
},
{
"name": "y",
"type": [
"switch",
{
"compareTo": "mouse",
"fields": {"2": "f32"},
"default": "void"
}
]
},
{
"name": "z",
"type": [
"switch",
{
"compareTo": "mouse",
"fields": {"2": "f32"},
"default": "void"
}
]
}
]
],
"packet_flying": ["container", [{"name": "onGround", "type": "bool"}]],
"packet_position": [
"container",
[
{"name": "x", "type": "f64"},
{"name": "y", "type": "f64"},
{"name": "z", "type": "f64"},
{"name": "onGround", "type": "bool"}
]
],
"packet_look": [
"container",
[
{"name": "yaw", "type": "f32"},
{"name": "pitch", "type": "f32"},
{"name": "onGround", "type": "bool"}
]
],
"packet_position_look": [
"container",
[
{"name": "x", "type": "f64"},
{"name": "y", "type": "f64"},
{"name": "z", "type": "f64"},
{"name": "yaw", "type": "f32"},
{"name": "pitch", "type": "f32"},
{"name": "onGround", "type": "bool"}
]
],
"packet_block_dig": [
"container",
[
{"name": "status", "type": "i8"},
{"name": "location", "type": "position"},
{"name": "face", "type": "i8"}
]
],
"packet_block_place": [
"container",
[
{"name": "location", "type": "position"},
{"name": "direction", "type": "i8"},
{"name": "heldItem", "type": "slot"},
{"name": "cursorX", "type": "i8"},
{"name": "cursorY", "type": "i8"},
{"name": "cursorZ", "type": "i8"}
]
],
"packet_held_item_slot": [
"container",
[{"name": "slotId", "type": "i16"}]
],
"packet_arm_animation": ["container", []],
"packet_entity_action": [
"container",
[
{"name": "entityId", "type": "varint"},
{"name": "actionId", "type": "varint"},
{"name": "jumpBoost", "type": "varint"}
]
],
"packet_steer_vehicle": [
"container",
[
{"name": "sideways", "type": "f32"},
{"name": "forward", "type": "f32"},
{"name": "jump", "type": "u8"}
]
],
"packet_close_window": [
"container",
[{"name": "windowId", "type": "u8"}]
],
"packet_window_click": [
"container",
[
{"name": "windowId", "type": "u8"},
{"name": "slot", "type": "i16"},
{"name": "mouseButton", "type": "i8"},
{"name": "action", "type": "i16"},
{"name": "mode", "type": "i8"},
{"name": "item", "type": "slot"}
]
],
"packet_transaction": [
"container",
[
{"name": "windowId", "type": "i8"},
{"name": "action", "type": "i16"},
{"name": "accepted", "type": "bool"}
]
],
"packet_set_creative_slot": [
"container",
[{"name": "slot", "type": "i16"}, {"name": "item", "type": "slot"}]
],
"packet_enchant_item": [
"container",
[
{"name": "windowId", "type": "i8"},
{"name": "enchantment", "type": "i8"}
]
],
"packet_update_sign": [
"container",
[
{"name": "location", "type": "position"},
{"name": "text1", "type": "string"},
{"name": "text2", "type": "string"},
{"name": "text3", "type": "string"},
{"name": "text4", "type": "string"}
]
],
"packet_abilities": [
"container",
[
{"name": "flags", "type": "i8"},
{"name": "flyingSpeed", "type": "f32"},
{"name": "walkingSpeed", "type": "f32"}
]
],
"packet_tab_complete": [
"container",
[
{"name": "text", "type": "string"},
{"name": "block", "type": ["option", "position"]}
]
],
"packet_settings": [
"container",
[
{"name": "locale", "type": "string"},
{"name": "viewDistance", "type": "i8"},
{"name": "chatFlags", "type": "i8"},
{"name": "chatColors", "type": "bool"},
{"name": "skinParts", "type": "u8"}
]
],
"packet_client_command": [
"container",
[{"name": "payload", "type": "varint"}]
],
"packet_custom_payload": [
"container",
[
{"name": "channel", "type": "string"},
{"name": "data", "type": "restBuffer"}
]
],
"packet_spectate": ["container", [{"name": "target", "type": "UUID"}]],
"packet_resource_pack_receive": [
"container",
[
{"name": "hash", "type": "string"},
{"name": "result", "type": "varint"}
]
],
"packet": [
"container",
[
{
"name": "name",
"type": [
"mapper",
{
"type": "varint",
"mappings": {
"0x00": "keep_alive",
"0x01": "chat",
"0x02": "use_entity",
"0x03": "flying",
"0x04": "position",
"0x05": "look",
"0x06": "position_look",
"0x07": "block_dig",
"0x08": "block_place",
"0x09": "held_item_slot",
"0x0a": "arm_animation",
"0x0b": "entity_action",
"0x0c": "steer_vehicle",
"0x0d": "close_window",
"0x0e": "window_click",
"0x0f": "transaction",
"0x10": "set_creative_slot",
"0x11": "enchant_item",
"0x12": "update_sign",
"0x13": "abilities",
"0x14": "tab_complete",
"0x15": "settings",
"0x16": "client_command",
"0x17": "custom_payload",
"0x18": "spectate",
"0x19": "resource_pack_receive"
}
}
]
},
{
"name": "params",
"type": [
"switch",
{
"compareTo": "name",
"fields": {
"keep_alive": "packet_keep_alive",
"chat": "packet_chat",
"use_entity": "packet_use_entity",
"flying": "packet_flying",
"position": "packet_position",
"look": "packet_look",
"position_look": "packet_position_look",
"block_dig": "packet_block_dig",
"block_place": "packet_block_place",
"held_item_slot": "packet_held_item_slot",
"arm_animation": "packet_arm_animation",
"entity_action": "packet_entity_action",
"steer_vehicle": "packet_steer_vehicle",
"close_window": "packet_close_window",
"window_click": "packet_window_click",
"transaction": "packet_transaction",
"set_creative_slot": "packet_set_creative_slot",
"enchant_item": "packet_enchant_item",
"update_sign": "packet_update_sign",
"abilities": "packet_abilities",
"tab_complete": "packet_tab_complete",
"settings": "packet_settings",
"client_command": "packet_client_command",
"custom_payload": "packet_custom_payload",
"spectate": "packet_spectate",
"resource_pack_receive": "packet_resource_pack_receive"
}
}
]
}
]
]
}
}
}
}
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