minetest/src/network/networkprotocol.h

1057 lines
24 KiB
C++

/*
Minetest
Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.com>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#pragma once
#include "util/string.h"
/*
changes by PROTOCOL_VERSION:
PROTOCOL_VERSION 3:
Base for writing changes here
PROTOCOL_VERSION 4:
Add TOCLIENT_MEDIA
Add TOCLIENT_TOOLDEF
Add TOCLIENT_NODEDEF
Add TOCLIENT_CRAFTITEMDEF
Add TOSERVER_INTERACT
Obsolete TOSERVER_CLICK_ACTIVEOBJECT
Obsolete TOSERVER_GROUND_ACTION
PROTOCOL_VERSION 5:
Make players to be handled mostly as ActiveObjects
PROTOCOL_VERSION 6:
Only non-cached textures are sent
PROTOCOL_VERSION 7:
Add TOCLIENT_ITEMDEF
Obsolete TOCLIENT_TOOLDEF
Obsolete TOCLIENT_CRAFTITEMDEF
Compress the contents of TOCLIENT_ITEMDEF and TOCLIENT_NODEDEF
PROTOCOL_VERSION 8:
Digging based on item groups
Many things
PROTOCOL_VERSION 9:
ContentFeatures and NodeDefManager use a different serialization
format; better for future version cross-compatibility
Many things
Obsolete TOCLIENT_PLAYERITEM
PROTOCOL_VERSION 10:
TOCLIENT_PRIVILEGES
Version raised to force 'fly' and 'fast' privileges into effect.
Node metadata change (came in later; somewhat incompatible)
PROTOCOL_VERSION 11:
TileDef in ContentFeatures
Nodebox drawtype
(some dev snapshot)
TOCLIENT_INVENTORY_FORMSPEC
(0.4.0, 0.4.1)
PROTOCOL_VERSION 12:
TOSERVER_INVENTORY_FIELDS
16-bit node ids
TOCLIENT_DETACHED_INVENTORY
PROTOCOL_VERSION 13:
InventoryList field "Width" (deserialization fails with old versions)
PROTOCOL_VERSION 14:
Added transfer of player pressed keys to the server
Added new messages for mesh and bone animation, as well as attachments
AO_CMD_SET_ANIMATION
AO_CMD_SET_BONE_POSITION
GENERIC_CMD_SET_ATTACHMENT
PROTOCOL_VERSION 15:
Serialization format changes
PROTOCOL_VERSION 16:
TOCLIENT_SHOW_FORMSPEC
PROTOCOL_VERSION 17:
Serialization format change: include backface_culling flag in TileDef
Added rightclickable field in nodedef
TOCLIENT_SPAWN_PARTICLE
TOCLIENT_ADD_PARTICLESPAWNER
TOCLIENT_DELETE_PARTICLESPAWNER
PROTOCOL_VERSION 18:
damageGroups added to ToolCapabilities
sound_place added to ItemDefinition
PROTOCOL_VERSION 19:
AO_CMD_SET_PHYSICS_OVERRIDE
PROTOCOL_VERSION 20:
TOCLIENT_HUDADD
TOCLIENT_HUDRM
TOCLIENT_HUDCHANGE
TOCLIENT_HUD_SET_FLAGS
PROTOCOL_VERSION 21:
TOCLIENT_BREATH
TOSERVER_BREATH
range added to ItemDefinition
drowning, leveled and liquid_range added to ContentFeatures
stepheight and collideWithObjects added to object properties
version, heat and humidity transfer in MapBock
automatic_face_movement_dir and automatic_face_movement_dir_offset
added to object properties
PROTOCOL_VERSION 22:
add swap_node
PROTOCOL_VERSION 23:
Obsolete TOSERVER_RECEIVED_MEDIA
Server: Stop using TOSERVER_CLIENT_READY
PROTOCOL_VERSION 24:
ContentFeatures version 7
ContentFeatures: change number of special tiles to 6 (CF_SPECIAL_COUNT)
PROTOCOL_VERSION 25:
Rename TOCLIENT_ACCESS_DENIED to TOCLIENT_ACCESS_DENIED_LEGAGY
Rename TOCLIENT_DELETE_PARTICLESPAWNER to
TOCLIENT_DELETE_PARTICLESPAWNER_LEGACY
Rename TOSERVER_PASSWORD to TOSERVER_PASSWORD_LEGACY
Rename TOSERVER_INIT to TOSERVER_INIT_LEGACY
Rename TOCLIENT_INIT to TOCLIENT_INIT_LEGACY
Add TOCLIENT_ACCESS_DENIED new opcode (0x0A), using error codes
for standard error, keeping customisation possible. This
permit translation
Add TOCLIENT_DELETE_PARTICLESPAWNER (0x53), fixing the u16 read and
reading u32
Add new opcode TOSERVER_INIT for client presentation to server
Add new opcodes TOSERVER_FIRST_SRP, TOSERVER_SRP_BYTES_A,
TOSERVER_SRP_BYTES_M, TOCLIENT_SRP_BYTES_S_B
for the three supported auth mechanisms around srp
Add new opcodes TOCLIENT_ACCEPT_SUDO_MODE and TOCLIENT_DENY_SUDO_MODE
for sudo mode handling (auth mech generic way of changing password).
Add TOCLIENT_HELLO for presenting server to client after client
presentation
Add TOCLIENT_AUTH_ACCEPT to accept connection from client
Rename GENERIC_CMD_SET_ATTACHMENT to AO_CMD_ATTACH_TO
PROTOCOL_VERSION 26:
Add TileDef tileable_horizontal, tileable_vertical flags
PROTOCOL_VERSION 27:
backface_culling: backwards compatibility for playing with
newer client on pre-27 servers.
Add nodedef v3 - connected nodeboxes
PROTOCOL_VERSION 28:
CPT2_MESHOPTIONS
PROTOCOL_VERSION 29:
Server doesn't accept TOSERVER_BREATH anymore
serialization of TileAnimation params changed
TAT_SHEET_2D
Removed client-sided chat perdiction
PROTOCOL VERSION 30:
New ContentFeatures serialization version
Add node and tile color and palette
Fix plantlike visual_scale being applied squared and add compatibility
with pre-30 clients by sending sqrt(visual_scale)
PROTOCOL VERSION 31:
Add tile overlay
Stop sending TOSERVER_CLIENT_READY
PROTOCOL VERSION 32:
Add fading sounds
PROTOCOL VERSION 33:
Add TOCLIENT_UPDATE_PLAYER_LIST and send the player list to the client,
instead of guessing based on the active object list.
PROTOCOL VERSION 34:
Add sound pitch
PROTOCOL VERSION 35:
Rename TOCLIENT_CHAT_MESSAGE to TOCLIENT_CHAT_MESSAGE_OLD (0x30)
Add TOCLIENT_CHAT_MESSAGE (0x2F)
This chat message is a signalisation message containing various
informations:
* timestamp
* sender
* type (RAW, NORMAL, ANNOUNCE, SYSTEM)
* content
Add TOCLIENT_CSM_RESTRICTION_FLAGS to define which CSM features should be
limited
Add settable player collisionbox. Breaks compatibility with older
clients as a 1-node vertical offset has been removed from player's
position
Add settable player stepheight using existing object property.
Breaks compatibility with older clients.
PROTOCOL VERSION 36:
Backwards compatibility drop
Add 'can_zoom' to player object properties
Add glow to object properties
Change TileDef serialization format.
Add world-aligned tiles.
Mod channels
Raise ObjectProperties version to 3 for removing 'can_zoom' and adding
'zoom_fov'.
Nodebox version 5
Add disconnected nodeboxes
Add TOCLIENT_FORMSPEC_PREPEND
PROTOCOL VERSION 37:
Redo detached inventory sending
Add TOCLIENT_NODEMETA_CHANGED
New network float format
ContentFeatures version 13
Add full Euler rotations instead of just yaw
Add TOCLIENT_PLAYER_SPEED
PROTOCOL VERSION 38:
Incremental inventory sending mode
Unknown inventory serialization fields no longer throw an error
Mod-specific formspec version
Player FOV override API
"ephemeral" added to TOCLIENT_PLAY_SOUND
PROTOCOL VERSION 39:
Updated set_sky packet
Adds new sun, moon and stars packets
*/
#define LATEST_PROTOCOL_VERSION 39
#define LATEST_PROTOCOL_VERSION_STRING TOSTRING(LATEST_PROTOCOL_VERSION)
// Server's supported network protocol range
#define SERVER_PROTOCOL_VERSION_MIN 37
#define SERVER_PROTOCOL_VERSION_MAX LATEST_PROTOCOL_VERSION
// Client's supported network protocol range
// The minimal version depends on whether
// send_pre_v25_init is enabled or not
#define CLIENT_PROTOCOL_VERSION_MIN 37
#define CLIENT_PROTOCOL_VERSION_MAX LATEST_PROTOCOL_VERSION
// Constant that differentiates the protocol from random data and other protocols
#define PROTOCOL_ID 0x4f457403
#define PASSWORD_SIZE 28 // Maximum password length. Allows for
// base64-encoded SHA-1 (27+\0).
/*
Changes by FORMSPEC_API_VERSION:
FORMSPEC VERSION 1:
(too much)
FORMSPEC VERSION 2:
Forced real coordinates
background9[]: 9-slice scaling parameters
FORMSPEC VERSION 3:
Formspec elements are drawn in the order of definition
bgcolor[]: use 3 parameters (bgcolor, formspec (now an enum), fbgcolor)
box[] and image[] elements enable clipping by default
new element: scroll_container[]
*/
#define FORMSPEC_API_VERSION 3
#define TEXTURENAME_ALLOWED_CHARS "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789_.-"
typedef u16 session_t;
enum ToClientCommand
{
TOCLIENT_HELLO = 0x02,
/*
Sent after TOSERVER_INIT.
u8 deployed serialisation version
u16 deployed network compression mode
u16 deployed protocol version
u32 supported auth methods
std::string username that should be used for legacy hash (for proper casing)
*/
TOCLIENT_AUTH_ACCEPT = 0x03,
/*
Message from server to accept auth.
v3s16 player's position + v3f(0,BS/2,0) floatToInt'd
u64 map seed
f1000 recommended send interval
u32 : supported auth methods for sudo mode
(where the user can change their password)
*/
TOCLIENT_ACCEPT_SUDO_MODE = 0x04,
/*
Sent to client to show it is in sudo mode now.
*/
TOCLIENT_DENY_SUDO_MODE = 0x05,
/*
Signals client that sudo mode auth failed.
*/
TOCLIENT_ACCESS_DENIED = 0x0A,
/*
u8 reason
std::string custom reason (if needed, otherwise "")
u8 (bool) reconnect
*/
TOCLIENT_INIT_LEGACY = 0x10, // Obsolete
TOCLIENT_BLOCKDATA = 0x20, //TODO: Multiple blocks
TOCLIENT_ADDNODE = 0x21,
/*
v3s16 position
serialized mapnode
u8 keep_metadata // Added in protocol version 22
*/
TOCLIENT_REMOVENODE = 0x22,
TOCLIENT_PLAYERPOS = 0x23, // Obsolete
TOCLIENT_PLAYERINFO = 0x24, // Obsolete
TOCLIENT_OPT_BLOCK_NOT_FOUND = 0x25, // Obsolete
TOCLIENT_SECTORMETA = 0x26, // Obsolete
TOCLIENT_INVENTORY = 0x27,
/*
[0] u16 command
[2] serialized inventory
*/
TOCLIENT_OBJECTDATA = 0x28, // Obsolete
TOCLIENT_TIME_OF_DAY = 0x29,
/*
u16 time (0-23999)
Added in a later version:
f1000 time_speed
*/
TOCLIENT_CSM_RESTRICTION_FLAGS = 0x2A,
/*
u32 CSMRestrictionFlags byteflag
*/
TOCLIENT_PLAYER_SPEED = 0x2B,
/*
v3f added_vel
*/
// (oops, there is some gap here)
TOCLIENT_CHAT_MESSAGE = 0x2F,
/*
u8 version
u8 message_type
u16 sendername length
wstring sendername
u16 length
wstring message
*/
TOCLIENT_CHAT_MESSAGE_OLD = 0x30, // Obsolete
TOCLIENT_ACTIVE_OBJECT_REMOVE_ADD = 0x31,
/*
u16 count of removed objects
for all removed objects {
u16 id
}
u16 count of added objects
for all added objects {
u16 id
u8 type
u32 initialization data length
string initialization data
}
*/
TOCLIENT_ACTIVE_OBJECT_MESSAGES = 0x32,
/*
for all objects
{
u16 id
u16 message length
string message
}
*/
TOCLIENT_HP = 0x33,
/*
u8 hp
*/
TOCLIENT_MOVE_PLAYER = 0x34,
/*
v3f1000 player position
f1000 player pitch
f1000 player yaw
*/
TOCLIENT_ACCESS_DENIED_LEGACY = 0x35,
/*
u16 reason_length
wstring reason
*/
TOCLIENT_FOV = 0x36,
/*
Sends an FOV override/multiplier to client.
f32 fov
bool is_multiplier
f32 transition_time
*/
TOCLIENT_DEATHSCREEN = 0x37,
/*
u8 bool set camera point target
v3f1000 camera point target (to point the death cause or whatever)
*/
TOCLIENT_MEDIA = 0x38,
/*
u16 total number of texture bunches
u16 index of this bunch
u32 number of files in this bunch
for each file {
u16 length of name
string name
u32 length of data
data
}
u16 length of remote media server url (if applicable)
string url
*/
TOCLIENT_TOOLDEF = 0x39,
/*
u32 length of the next item
serialized ToolDefManager
*/
TOCLIENT_NODEDEF = 0x3a,
/*
u32 length of the next item
serialized NodeDefManager
*/
TOCLIENT_CRAFTITEMDEF = 0x3b,
/*
u32 length of the next item
serialized CraftiItemDefManager
*/
TOCLIENT_ANNOUNCE_MEDIA = 0x3c,
/*
u32 number of files
for each texture {
u16 length of name
string name
u16 length of sha1_digest
string sha1_digest
}
*/
TOCLIENT_ITEMDEF = 0x3d,
/*
u32 length of next item
serialized ItemDefManager
*/
TOCLIENT_PLAY_SOUND = 0x3f,
/*
s32 sound_id
u16 len
u8[len] sound name
s32 gain*1000
u8 type (0=local, 1=positional, 2=object)
s32[3] pos_nodes*10000
u16 object_id
u8 loop (bool)
u8 ephemeral (bool)
*/
TOCLIENT_STOP_SOUND = 0x40,
/*
s32 sound_id
*/
TOCLIENT_PRIVILEGES = 0x41,
/*
u16 number of privileges
for each privilege
u16 len
u8[len] privilege
*/
TOCLIENT_INVENTORY_FORMSPEC = 0x42,
/*
u32 len
u8[len] formspec
*/
TOCLIENT_DETACHED_INVENTORY = 0x43,
/*
[0] u16 command
u16 len
u8[len] name
[2] serialized inventory
*/
TOCLIENT_SHOW_FORMSPEC = 0x44,
/*
[0] u16 command
u32 len
u8[len] formspec
u16 len
u8[len] formname
*/
TOCLIENT_MOVEMENT = 0x45,
/*
f1000 movement_acceleration_default
f1000 movement_acceleration_air
f1000 movement_acceleration_fast
f1000 movement_speed_walk
f1000 movement_speed_crouch
f1000 movement_speed_fast
f1000 movement_speed_climb
f1000 movement_speed_jump
f1000 movement_liquid_fluidity
f1000 movement_liquid_fluidity_smooth
f1000 movement_liquid_sink
f1000 movement_gravity
*/
TOCLIENT_SPAWN_PARTICLE = 0x46,
/*
v3f1000 pos
v3f1000 velocity
v3f1000 acceleration
f1000 expirationtime
f1000 size
u8 bool collisiondetection
u32 len
u8[len] texture
u8 bool vertical
u8 collision_removal
TileAnimation animation
u8 glow
u8 object_collision
*/
TOCLIENT_ADD_PARTICLESPAWNER = 0x47,
/*
u16 amount
f1000 spawntime
v3f1000 minpos
v3f1000 maxpos
v3f1000 minvel
v3f1000 maxvel
v3f1000 minacc
v3f1000 maxacc
f1000 minexptime
f1000 maxexptime
f1000 minsize
f1000 maxsize
u8 bool collisiondetection
u32 len
u8[len] texture
u8 bool vertical
u8 collision_removal
u32 id
TileAnimation animation
u8 glow
u8 object_collision
*/
TOCLIENT_DELETE_PARTICLESPAWNER_LEGACY = 0x48, // Obsolete
TOCLIENT_HUDADD = 0x49,
/*
u32 id
u8 type
v2f1000 pos
u16 len
u8[len] name
v2f1000 scale
u16 len2
u8[len2] text
u32 number
u32 item
u32 dir
v2f1000 align
v2f1000 offset
v3f1000 world_pos
v2s32 size
s16 z_index
u16 len3
u8[len3] text2
*/
TOCLIENT_HUDRM = 0x4a,
/*
u32 id
*/
TOCLIENT_HUDCHANGE = 0x4b,
/*
u32 id
u8 stat
[v2f1000 data |
u32 len
u8[len] data |
u32 data]
*/
TOCLIENT_HUD_SET_FLAGS = 0x4c,
/*
u32 flags
u32 mask
*/
TOCLIENT_HUD_SET_PARAM = 0x4d,
/*
u16 param
u16 len
u8[len] value
*/
TOCLIENT_BREATH = 0x4e,
/*
u16 breath
*/
TOCLIENT_SET_SKY = 0x4f,
/*
Protocol 38:
u8[4] base_color (ARGB)
u8 len
u8[len] type
u16 count
foreach count:
u8 len
u8[len] param
u8 clouds (boolean)
Protocol 39:
u8[4] bgcolor (ARGB)
std::string type
int texture_count
std::string[6] param
bool clouds
bool bgcolor_fog
u8[4] day_sky (ARGB)
u8[4] day_horizon (ARGB)
u8[4] dawn_sky (ARGB)
u8[4] dawn_horizon (ARGB)
u8[4] night_sky (ARGB)
u8[4] night_horizon (ARGB)
u8[4] indoors (ARGB)
u8[4] fog_sun_tint (ARGB)
u8[4] fog_moon_tint (ARGB)
std::string fog_tint_type
*/
TOCLIENT_OVERRIDE_DAY_NIGHT_RATIO = 0x50,
/*
u8 do_override (boolean)
u16 day-night ratio 0...65535
*/
TOCLIENT_LOCAL_PLAYER_ANIMATIONS = 0x51,
/*
v2s32 stand/idle
v2s32 walk
v2s32 dig
v2s32 walk+dig
f1000 frame_speed
*/
TOCLIENT_EYE_OFFSET = 0x52,
/*
v3f1000 first
v3f1000 third
*/
TOCLIENT_DELETE_PARTICLESPAWNER = 0x53,
/*
u32 id
*/
TOCLIENT_CLOUD_PARAMS = 0x54,
/*
f1000 density
u8[4] color_diffuse (ARGB)
u8[4] color_ambient (ARGB)
f1000 height
f1000 thickness
v2f1000 speed
*/
TOCLIENT_FADE_SOUND = 0x55,
/*
s32 sound_id
float step
float gain
*/
TOCLIENT_UPDATE_PLAYER_LIST = 0x56,
/*
u8 type
u16 number of players
for each player
u16 len
u8[len] player name
*/
TOCLIENT_MODCHANNEL_MSG = 0x57,
/*
u16 channel name length
std::string channel name
u16 channel name sender
std::string channel name
u16 message length
std::string message
*/
TOCLIENT_MODCHANNEL_SIGNAL = 0x58,
/*
u8 signal id
u16 channel name length
std::string channel name
*/
TOCLIENT_NODEMETA_CHANGED = 0x59,
/*
serialized and compressed node metadata
*/
TOCLIENT_SET_SUN = 0x5a,
/*
bool visible
std::string texture
std::string tonemap
std::string sunrise
f32 scale
*/
TOCLIENT_SET_MOON = 0x5b,
/*
bool visible
std::string texture
std::string tonemap
f32 scale
*/
TOCLIENT_SET_STARS = 0x5c,
/*
bool visible
u32 count
u8[4] starcolor (ARGB)
f32 scale
*/
TOCLIENT_SRP_BYTES_S_B = 0x60,
/*
Belonging to AUTH_MECHANISM_SRP.
std::string bytes_s
std::string bytes_B
*/
TOCLIENT_FORMSPEC_PREPEND = 0x61,
/*
u16 len
u8[len] formspec
*/
TOCLIENT_NUM_MSG_TYPES = 0x62,
};
enum ToServerCommand
{
TOSERVER_INIT = 0x02,
/*
Sent first after connected.
u8 serialisation version (=SER_FMT_VER_HIGHEST_READ)
u16 supported network compression modes
u16 minimum supported network protocol version
u16 maximum supported network protocol version
std::string player name
*/
TOSERVER_INIT_LEGACY = 0x10, // Obsolete
TOSERVER_INIT2 = 0x11,
/*
Sent as an ACK for TOCLIENT_INIT.
After this, the server can send data.
[0] u16 TOSERVER_INIT2
*/
TOSERVER_MODCHANNEL_JOIN = 0x17,
/*
u16 channel name length
std::string channel name
*/
TOSERVER_MODCHANNEL_LEAVE = 0x18,
/*
u16 channel name length
std::string channel name
*/
TOSERVER_MODCHANNEL_MSG = 0x19,
/*
u16 channel name length
std::string channel name
u16 message length
std::string message
*/
TOSERVER_GETBLOCK = 0x20, // Obsolete
TOSERVER_ADDNODE = 0x21, // Obsolete
TOSERVER_REMOVENODE = 0x22, // Obsolete
TOSERVER_PLAYERPOS = 0x23,
/*
[0] u16 command
[2] v3s32 position*100
[2+12] v3s32 speed*100
[2+12+12] s32 pitch*100
[2+12+12+4] s32 yaw*100
[2+12+12+4+4] u32 keyPressed
[2+12+12+4+4+1] u8 fov*80
[2+12+12+4+4+4+1] u8 ceil(wanted_range / MAP_BLOCKSIZE)
*/
TOSERVER_GOTBLOCKS = 0x24,
/*
[0] u16 command
[2] u8 count
[3] v3s16 pos_0
[3+6] v3s16 pos_1
...
*/
TOSERVER_DELETEDBLOCKS = 0x25,
/*
[0] u16 command
[2] u8 count
[3] v3s16 pos_0
[3+6] v3s16 pos_1
...
*/
TOSERVER_ADDNODE_FROM_INVENTORY = 0x26, // Obsolete
TOSERVER_CLICK_OBJECT = 0x27, // Obsolete
TOSERVER_GROUND_ACTION = 0x28, // Obsolete
TOSERVER_RELEASE = 0x29, // Obsolete
TOSERVER_SIGNTEXT = 0x30, // Obsolete
TOSERVER_INVENTORY_ACTION = 0x31,
/*
See InventoryAction in inventorymanager.h
*/
TOSERVER_CHAT_MESSAGE = 0x32,
/*
u16 length
wstring message
*/
TOSERVER_SIGNNODETEXT = 0x33, // Obsolete
TOSERVER_CLICK_ACTIVEOBJECT = 0x34, // Obsolete
TOSERVER_DAMAGE = 0x35,
/*
u8 amount
*/
TOSERVER_PASSWORD_LEGACY = 0x36, // Obsolete
TOSERVER_PLAYERITEM = 0x37,
/*
Sent to change selected item.
[0] u16 TOSERVER_PLAYERITEM
[2] u16 item
*/
TOSERVER_RESPAWN = 0x38,
/*
u16 TOSERVER_RESPAWN
*/
TOSERVER_INTERACT = 0x39,
/*
[0] u16 command
[2] u8 action
[3] u16 item
[5] u32 length of the next item
[9] serialized PointedThing
actions:
0: start digging (from undersurface) or use
1: stop digging (all parameters ignored)
2: digging completed
3: place block or item (to abovesurface)
4: use item
*/
TOSERVER_REMOVED_SOUNDS = 0x3a,
/*
u16 len
s32[len] sound_id
*/
TOSERVER_NODEMETA_FIELDS = 0x3b,
/*
v3s16 p
u16 len
u8[len] form name (reserved for future use)
u16 number of fields
for each field:
u16 len
u8[len] field name
u32 len
u8[len] field value
*/
TOSERVER_INVENTORY_FIELDS = 0x3c,
/*
u16 len
u8[len] form name (reserved for future use)
u16 number of fields
for each field:
u16 len
u8[len] field name
u32 len
u8[len] field value
*/
TOSERVER_REQUEST_MEDIA = 0x40,
/*
u16 number of files requested
for each file {
u16 length of name
string name
}
*/
TOSERVER_RECEIVED_MEDIA = 0x41, // Obsolete
TOSERVER_BREATH = 0x42, // Obsolete
TOSERVER_CLIENT_READY = 0x43,
/*
u8 major
u8 minor
u8 patch
u8 reserved
u16 len
u8[len] full_version_string
*/
TOSERVER_FIRST_SRP = 0x50,
/*
Belonging to AUTH_MECHANISM_FIRST_SRP.
std::string srp salt
std::string srp verification key
u8 is_empty (=1 if password is empty, 0 otherwise)
*/
TOSERVER_SRP_BYTES_A = 0x51,
/*
Belonging to AUTH_MECHANISM_SRP,
depending on current_login_based_on.
std::string bytes_A
u8 current_login_based_on : on which version of the password's
hash this login is based on (0 legacy hash,
or 1 directly the password)
*/
TOSERVER_SRP_BYTES_M = 0x52,
/*
Belonging to AUTH_MECHANISM_SRP.
std::string bytes_M
*/
TOSERVER_NUM_MSG_TYPES = 0x53,
};
enum AuthMechanism
{
// reserved
AUTH_MECHANISM_NONE = 0,
// SRP based on the legacy hash
AUTH_MECHANISM_LEGACY_PASSWORD = 1 << 0,
// SRP based on the srp verification key
AUTH_MECHANISM_SRP = 1 << 1,
// Establishes a srp verification key, for first login and password changing
AUTH_MECHANISM_FIRST_SRP = 1 << 2,
};
enum AccessDeniedCode {
SERVER_ACCESSDENIED_WRONG_PASSWORD,
SERVER_ACCESSDENIED_UNEXPECTED_DATA,
SERVER_ACCESSDENIED_SINGLEPLAYER,
SERVER_ACCESSDENIED_WRONG_VERSION,
SERVER_ACCESSDENIED_WRONG_CHARS_IN_NAME,
SERVER_ACCESSDENIED_WRONG_NAME,
SERVER_ACCESSDENIED_TOO_MANY_USERS,
SERVER_ACCESSDENIED_EMPTY_PASSWORD,
SERVER_ACCESSDENIED_ALREADY_CONNECTED,
SERVER_ACCESSDENIED_SERVER_FAIL,
SERVER_ACCESSDENIED_CUSTOM_STRING,
SERVER_ACCESSDENIED_SHUTDOWN,
SERVER_ACCESSDENIED_CRASH,
SERVER_ACCESSDENIED_MAX,
};
enum NetProtoCompressionMode {
NETPROTO_COMPRESSION_NONE = 0,
};
const static std::string accessDeniedStrings[SERVER_ACCESSDENIED_MAX] = {
"Invalid password",
"Your client sent something the server didn't expect. Try reconnecting or updating your client",
"The server is running in simple singleplayer mode. You cannot connect.",
"Your client's version is not supported.\nPlease contact server administrator.",
"Player name contains disallowed characters.",
"Player name not allowed.",
"Too many users.",
"Empty passwords are disallowed. Set a password and try again.",
"Another client is connected with this name. If your client closed unexpectedly, try again in a minute.",
"Server authentication failed. This is likely a server error.",
"",
"Server shutting down.",
"This server has experienced an internal error. You will now be disconnected."
};
enum PlayerListModifer: u8
{
PLAYER_LIST_INIT,
PLAYER_LIST_ADD,
PLAYER_LIST_REMOVE,
};
enum CSMRestrictionFlags : u64 {
CSM_RF_NONE = 0x00000000,
// Until server-sent CSM and verifying of builtin are complete,
// 'CSM_RF_LOAD_CLIENT_MODS' also disables loading 'builtin'.
// When those are complete, this should return to only being a restriction on the
// loading of client mods.
CSM_RF_LOAD_CLIENT_MODS = 0x00000001, // Don't load client-provided mods or 'builtin'
CSM_RF_CHAT_MESSAGES = 0x00000002, // Disable chat message sending from CSM
CSM_RF_READ_ITEMDEFS = 0x00000004, // Disable itemdef lookups
CSM_RF_READ_NODEDEFS = 0x00000008, // Disable nodedef lookups
CSM_RF_LOOKUP_NODES = 0x00000010, // Limit node lookups
CSM_RF_READ_PLAYERINFO = 0x00000020, // Disable player info lookups
CSM_RF_ALL = 0xFFFFFFFF,
};
enum InteractAction : u8
{
INTERACT_START_DIGGING, // 0: start digging (from undersurface) or use
INTERACT_STOP_DIGGING, // 1: stop digging (all parameters ignored)
INTERACT_DIGGING_COMPLETED, // 2: digging completed
INTERACT_PLACE, // 3: place block or item (to abovesurface)
INTERACT_USE, // 4: use item
INTERACT_ACTIVATE // 5: rightclick air ("activate")
};