src/clientserver.h

   1 /*
   2 Minetest-c55
   3 Copyright (C) 2010 celeron55, Perttu Ahola <celeron55@gmail.com>
   4
   5 This program is free software; you can redistribute it and/or modify
   6 it under the terms of the GNU General Public License as published by
   7 the Free Software Foundation; either version 2 of the License, or
   8 (at your option) any later version.
   9
  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 General Public License for more details.
  14
  15 You should have received a copy of the GNU 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.
  18 */
  19
  20 #ifndef CLIENTSERVER_HEADER
  21 #define CLIENTSERVER_HEADER
  22
  23 #define PROTOCOL_ID 0x4f457403
  24
  25 enum ToClientCommand
  26 {
  27         TOCLIENT_INIT = 0x10,
  28         /*
  29                 Server's reply to TOSERVER_INIT.
  30                 Sent second after connected.
  31
  32                 [0] u16 TOSERVER_INIT
  33                 [2] u8 deployed version
  34                 [3] v3s16 player's position + v3f(0,BS/2,0) floatToInt'd
  35         */
  36
  37         TOCLIENT_BLOCKDATA = 0x20, //TODO: Multiple blocks
  38         TOCLIENT_ADDNODE = 0x21,
  39         TOCLIENT_REMOVENODE = 0x22,
  40
  41         TOCLIENT_PLAYERPOS = 0x23,
  42         /*
  43                 [0] u16 command
  44                 // Followed by an arbitary number of these:
  45                 // Number is determined from packet length.
  46                 [N] u16 peer_id
  47                 [N+2] v3s32 position*100
  48                 [N+2+12] v3s32 speed*100
  49                 [N+2+12+12] s32 pitch*100
  50                 [N+2+12+12+4] s32 yaw*100
  51         */
  52
  53         TOCLIENT_PLAYERINFO = 0x24,
  54         /*
  55                 [0] u16 command
  56                 // Followed by an arbitary number of these:
  57                 // Number is determined from packet length.
  58                 [N] u16 peer_id
  59                 [N] char[20] name
  60         */
  61
  62         TOCLIENT_OPT_BLOCK_NOT_FOUND = 0x25, // Not used
  63
  64         TOCLIENT_SECTORMETA = 0x26, // Not used
  65         /*
  66                 [0] u16 command
  67                 [2] u8 sector count
  68                 [3...] v2s16 pos + sector metadata
  69         */
  70
  71         TOCLIENT_INVENTORY = 0x27,
  72         /*
  73                 [0] u16 command
  74                 [2] serialized inventory
  75         */
  76
  77         TOCLIENT_OBJECTDATA = 0x28,
  78         /*
  79                 Sent as unreliable.
  80
  81                 u16 command
  82                 u16 number of player positions
  83                 for each player:
  84                         v3s32 position*100
  85                         v3s32 speed*100
  86                         s32 pitch*100
  87                         s32 yaw*100
  88                 u16 count of blocks
  89                 for each block:
  90                         v3s16 blockpos
  91                         block objects
  92         */
  93 };
  94
  95 enum ToServerCommand
  96 {
  97         TOSERVER_INIT=0x10,
  98         /*
  99                 Sent first after connected.
 100
 101                 [0] u16 TOSERVER_INIT
 102                 [2] u8 SER_FMT_VER_HIGHEST
 103                 [3] u8[20] player_name
 104         */
 105
 106         TOSERVER_INIT2 = 0x11,
 107         /*
 108                 Sent as an ACK for TOCLIENT_INIT.
 109                 After this, the server can send data.
 110
 111                 [0] u16 TOSERVER_INIT2
 112         */
 113
 114         TOSERVER_GETBLOCK=0x20, // Not used
 115         TOSERVER_ADDNODE = 0x21, // Not used
 116         TOSERVER_REMOVENODE = 0x22, // deprecated
 117
 118         TOSERVER_PLAYERPOS = 0x23,
 119         /*
 120                 [0] u16 command
 121                 [2] v3s32 position*100
 122                 [2+12] v3s32 speed*100
 123                 [2+12+12] s32 pitch*100
 124                 [2+12+12+4] s32 yaw*100
 125         */
 126
 127         TOSERVER_GOTBLOCKS = 0x24,
 128         /*
 129                 [0] u16 command
 130                 [2] u8 count
 131                 [3] v3s16 pos_0
 132                 [3+6] v3s16 pos_1
 133                 ...
 134         */
 135
 136         TOSERVER_DELETEDBLOCKS = 0x25,
 137         /*
 138                 [0] u16 command
 139                 [2] u8 count
 140                 [3] v3s16 pos_0
 141                 [3+6] v3s16 pos_1
 142                 ...
 143         */
 144
 145         TOSERVER_ADDNODE_FROM_INVENTORY = 0x26, // deprecated
 146         /*
 147                 [0] u16 command
 148                 [2] v3s16 pos
 149                 [8] u16 i
 150         */
 151
 152         TOSERVER_CLICK_OBJECT = 0x27,
 153         /*
 154                 length: 13
 155                 [0] u16 command
 156                 [2] u8 button (0=left, 1=right)
 157                 [3] v3s16 blockpos
 158                 [9] s16 id
 159                 [11] u16 item
 160         */
 161
 162         TOSERVER_GROUND_ACTION = 0x28,
 163         /*
 164                 length: 17
 165                 [0] u16 command
 166                 [2] u8 action
 167                 [3] v3s16 nodepos_undersurface
 168                 [9] v3s16 nodepos_abovesurface
 169                 [15] u16 item
 170                 actions:
 171                 0: start digging (from undersurface)
 172                 1: place block (to abovesurface)
 173                 2: stop digging (all parameters ignored)
 174         */
 175
 176         TOSERVER_RELEASE = 0x29, // Not used
 177
 178         TOSERVER_SIGNTEXT = 0x30,
 179         /*
 180                 u16 command
 181                 v3s16 blockpos
 182                 s16 id
 183                 u16 textlen
 184                 textdata
 185         */
 186 };
 187
 188 // Flags for TOSERVER_GETBLOCK
 189 #define TOSERVER_GETBLOCK_FLAG_OPTIONAL (1<<0)
 190
 191 #endif
 192