3 Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.com>
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU Lesser General Public License as published by
7 the Free Software Foundation; either version 2.1 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public License along
16 with this program; if not, write to the Free Software Foundation, Inc.,
17 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
20 #ifndef CLIENTSERVER_HEADER
21 #define CLIENTSERVER_HEADER
24 changes by PROTOCOL_VERSION:
27 Base for writing changes here
32 Add TOCLIENT_CRAFTITEMDEF
34 Obsolete TOSERVER_CLICK_ACTIVEOBJECT
35 Obsolete TOSERVER_GROUND_ACTION
37 Make players to be handled mostly as ActiveObjects
39 Only non-cached textures are sent
42 Obsolete TOCLIENT_TOOLDEF
43 Obsolete TOCLIENT_CRAFTITEMDEF
44 Compress the contents of TOCLIENT_ITEMDEF and TOCLIENT_NODEDEF
46 Digging based on item groups
49 ContentFeatures and NodeDefManager use a different serialization
50 format; better for future version cross-compatibility
54 Version raised to force 'fly' and 'fast' privileges into effect.
55 Node metadata change (came in later; somewhat incompatible)
57 TileDef in ContentFeatures
60 TOCLIENT_INVENTORY_FORMSPEC
63 TOSERVER_INVENTORY_FIELDS
65 TOCLIENT_DETACHED_INVENTORY
67 InventoryList field "Width" (deserialization fails with old versions)
69 Added transfer of player pressed keys to the server
70 Added new messages for mesh and bone animation, as well as attachments
71 GENERIC_CMD_SET_ANIMATION
72 GENERIC_CMD_SET_BONE_POSITION
73 GENERIC_CMD_SET_ATTACHMENT
75 Serialization format changes
77 TOCLIENT_SHOW_FORMSPEC
79 Serialization format change: include backface_culling flag in TileDef
80 Added rightclickable field in nodedef
81 TOCLIENT_SPAWN_PARTICLE
82 TOCLIENT_ADD_PARTICLESPAWNER
83 TOCLIENT_DELETE_PARTICLESPAWNER
85 damageGroups added to ToolCapabilities
86 sound_place added to ItemDefinition
88 GENERIC_CMD_SET_PHYSICS_OVERRIDE
93 TOCLIENT_HUD_SET_FLAGS
97 range added to ItemDefinition
98 drowning, leveled and liquid_range added to ContentFeatures
99 stepheight and collideWithObjects added to object properties
100 version, heat and humidity transfer in MapBock
101 automatic_face_movement_dir and automatic_face_movement_dir_offset
102 added to object properties
105 #define LATEST_PROTOCOL_VERSION 22
107 // Server's supported network protocol range
108 #define SERVER_PROTOCOL_VERSION_MIN 13
109 #define SERVER_PROTOCOL_VERSION_MAX LATEST_PROTOCOL_VERSION
111 // Client's supported network protocol range
112 #define CLIENT_PROTOCOL_VERSION_MIN 13
113 #define CLIENT_PROTOCOL_VERSION_MAX LATEST_PROTOCOL_VERSION
115 // Constant that differentiates the protocol from random data and other protocols
116 #define PROTOCOL_ID 0x4f457403
118 #define PASSWORD_SIZE 28 // Maximum password length. Allows for
119 // base64-encoded SHA-1 (27+\0).
121 #define TEXTURENAME_ALLOWED_CHARS "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789_."
125 TOCLIENT_INIT = 0x10,
127 Server's reply to TOSERVER_INIT.
128 Sent second after connected.
130 [0] u16 TOSERVER_INIT
131 [2] u8 deployed version
132 [3] v3s16 player's position + v3f(0,BS/2,0) floatToInt'd
133 [12] u64 map seed (new as of 2011-02-27)
134 [20] f1000 recommended send interval (in seconds) (new as of 14)
136 NOTE: The position in here is deprecated; position is
137 explicitly sent afterwards
140 TOCLIENT_BLOCKDATA = 0x20, //TODO: Multiple blocks
141 TOCLIENT_ADDNODE = 0x21,
146 u8 keep_metadata // Added in protocol version 22
148 TOCLIENT_REMOVENODE = 0x22,
150 TOCLIENT_PLAYERPOS = 0x23, // Obsolete
153 // Followed by an arbitary number of these:
154 // Number is determined from packet length.
156 [N+2] v3s32 position*100
157 [N+2+12] v3s32 speed*100
158 [N+2+12+12] s32 pitch*100
159 [N+2+12+12+4] s32 yaw*100
162 TOCLIENT_PLAYERINFO = 0x24, // Obsolete
165 // Followed by an arbitary number of these:
166 // Number is determined from packet length.
171 TOCLIENT_OPT_BLOCK_NOT_FOUND = 0x25, // Obsolete
173 TOCLIENT_SECTORMETA = 0x26, // Obsolete
177 [3...] v2s16 pos + sector metadata
180 TOCLIENT_INVENTORY = 0x27,
183 [2] serialized inventory
186 TOCLIENT_OBJECTDATA = 0x28, // Obsolete
191 u16 number of player positions
204 TOCLIENT_TIME_OF_DAY = 0x29,
208 Added in a later version:
212 // (oops, there is some gap here)
214 TOCLIENT_CHAT_MESSAGE = 0x30,
221 TOCLIENT_ACTIVE_OBJECT_REMOVE_ADD = 0x31,
224 u16 count of removed objects
225 for all removed objects {
228 u16 count of added objects
229 for all added objects {
232 u32 initialization data length
233 string initialization data
237 TOCLIENT_ACTIVE_OBJECT_MESSAGES = 0x32,
254 TOCLIENT_MOVE_PLAYER = 0x34,
257 v3f1000 player position
262 TOCLIENT_ACCESS_DENIED = 0x35,
269 TOCLIENT_PLAYERITEM = 0x36, // Obsolete
272 u16 count of player items
273 for all player items {
275 u16 length of serialized item
276 string serialized item
280 TOCLIENT_DEATHSCREEN = 0x37,
283 u8 bool set camera point target
284 v3f1000 camera point target (to point the death cause or whatever)
287 TOCLIENT_MEDIA = 0x38,
290 u16 total number of texture bunches
291 u16 index of this bunch
292 u32 number of files in this bunch
299 u16 length of remote media server url (if applicable)
303 TOCLIENT_TOOLDEF = 0x39,
306 u32 length of the next item
307 serialized ToolDefManager
310 TOCLIENT_NODEDEF = 0x3a,
313 u32 length of the next item
314 serialized NodeDefManager
317 TOCLIENT_CRAFTITEMDEF = 0x3b,
320 u32 length of the next item
321 serialized CraftiItemDefManager
324 TOCLIENT_ANNOUNCE_MEDIA = 0x3c,
332 u16 length of sha1_digest
337 TOCLIENT_ITEMDEF = 0x3d,
340 u32 length of next item
341 serialized ItemDefManager
344 TOCLIENT_PLAY_SOUND = 0x3f,
351 u8 type (0=local, 1=positional, 2=object)
352 s32[3] pos_nodes*10000
357 TOCLIENT_STOP_SOUND = 0x40,
363 TOCLIENT_PRIVILEGES = 0x41,
366 u16 number of privileges
372 TOCLIENT_INVENTORY_FORMSPEC = 0x42,
379 TOCLIENT_DETACHED_INVENTORY = 0x43,
384 [2] serialized inventory
387 TOCLIENT_SHOW_FORMSPEC = 0x44,
396 TOCLIENT_MOVEMENT = 0x45,
399 f1000 movement_acceleration_default
400 f1000 movement_acceleration_air
401 f1000 movement_acceleration_fast
402 f1000 movement_speed_walk
403 f1000 movement_speed_crouch
404 f1000 movement_speed_fast
405 f1000 movement_speed_climb
406 f1000 movement_speed_jump
407 f1000 movement_liquid_fluidity
408 f1000 movement_liquid_fluidity_smooth
409 f1000 movement_liquid_sink
410 f1000 movement_gravity
413 TOCLIENT_SPAWN_PARTICLE = 0x46,
421 u8 bool collisiondetection
427 TOCLIENT_ADD_PARTICLESPAWNER = 0x47,
442 u8 bool collisiondetection
449 TOCLIENT_DELETE_PARTICLESPAWNER = 0x48,
455 TOCLIENT_HUDADD = 0x49,
473 TOCLIENT_HUDRM = 0x4a,
479 TOCLIENT_HUDCHANGE = 0x4b,
490 TOCLIENT_HUD_SET_FLAGS = 0x4c,
497 TOCLIENT_HUD_SET_PARAM = 0x4d,
505 TOCLIENT_BREATH = 0x4e,
511 TOCLIENT_SET_SKY = 0x4f,
528 Sent first after connected.
530 [0] u16 TOSERVER_INIT
531 [2] u8 SER_FMT_VER_HIGHEST_READ
532 [3] u8[20] player_name
533 [23] u8[28] password (new in some version)
534 [51] u16 minimum supported network protocol version (added sometime)
535 [53] u16 maximum supported network protocol version (added later than the previous one)
538 TOSERVER_INIT2 = 0x11,
540 Sent as an ACK for TOCLIENT_INIT.
541 After this, the server can send data.
543 [0] u16 TOSERVER_INIT2
546 TOSERVER_GETBLOCK=0x20, // Obsolete
547 TOSERVER_ADDNODE = 0x21, // Obsolete
548 TOSERVER_REMOVENODE = 0x22, // Obsolete
550 TOSERVER_PLAYERPOS = 0x23,
553 [2] v3s32 position*100
554 [2+12] v3s32 speed*100
555 [2+12+12] s32 pitch*100
556 [2+12+12+4] s32 yaw*100
557 [2+12+12+4+4] u32 keyPressed
560 TOSERVER_GOTBLOCKS = 0x24,
569 TOSERVER_DELETEDBLOCKS = 0x25,
578 TOSERVER_ADDNODE_FROM_INVENTORY = 0x26, // Obsolete
585 TOSERVER_CLICK_OBJECT = 0x27, // Obsolete
589 [2] u8 button (0=left, 1=right)
595 TOSERVER_GROUND_ACTION = 0x28, // Obsolete
600 [3] v3s16 nodepos_undersurface
601 [9] v3s16 nodepos_abovesurface
604 0: start digging (from undersurface)
605 1: place block (to abovesurface)
606 2: stop digging (all parameters ignored)
610 TOSERVER_RELEASE = 0x29, // Obsolete
612 // (oops, there is some gap here)
614 TOSERVER_SIGNTEXT = 0x30, // Old signs, obsolete
623 TOSERVER_INVENTORY_ACTION = 0x31,
625 See InventoryAction in inventory.h
628 TOSERVER_CHAT_MESSAGE = 0x32,
635 TOSERVER_SIGNNODETEXT = 0x33, // obsolete
643 TOSERVER_CLICK_ACTIVEOBJECT = 0x34, // Obsolete
647 [2] u8 button (0=left, 1=right)
652 TOSERVER_DAMAGE = 0x35,
658 TOSERVER_PASSWORD=0x36,
660 Sent to change password.
662 [0] u16 TOSERVER_PASSWORD
663 [2] u8[28] old password
664 [30] u8[28] new password
667 TOSERVER_PLAYERITEM=0x37,
669 Sent to change selected item.
671 [0] u16 TOSERVER_PLAYERITEM
675 TOSERVER_RESPAWN=0x38,
680 TOSERVER_INTERACT = 0x39,
685 [5] u32 length of the next item
686 [9] serialized PointedThing
688 0: start digging (from undersurface) or use
689 1: stop digging (all parameters ignored)
691 3: place block or item (to abovesurface)
694 (Obsoletes TOSERVER_GROUND_ACTION and TOSERVER_CLICK_ACTIVEOBJECT.)
697 TOSERVER_REMOVED_SOUNDS = 0x3a,
704 TOSERVER_NODEMETA_FIELDS = 0x3b,
709 u8[len] form name (reserved for future use)
718 TOSERVER_INVENTORY_FIELDS = 0x3c,
722 u8[len] form name (reserved for future use)
731 TOSERVER_REQUEST_MEDIA = 0x40,
734 u16 number of files requested
741 TOSERVER_RECEIVED_MEDIA = 0x41,
746 TOSERVER_BREATH = 0x42,