author | unc0rr |
Sun, 30 Jan 2011 20:43:18 +0300 | |
branch | server_refactor |
changeset 4620 | 6122a43d3424 |
parent 4555 | 85150dfb5959 |
child 4814 | e19791f08443 |
child 4815 | f2a3e1a51f4d |
permissions | -rw-r--r-- |
4 | 1 |
(* |
1066 | 2 |
* Hedgewars, a free turn based strategy game |
883 | 3 |
* Copyright (c) 2004, 2005, 2007, 2008 Andrey Korotaev <unC0Rr@gmail.com> |
4 | 4 |
* |
183 | 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; version 2 of the License |
|
4 | 8 |
* |
183 | 9 |
* This program is distributed in the hope that it will be useful, |
10 |
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
|
11 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
|
12 |
* GNU General Public License for more details. |
|
4 | 13 |
* |
183 | 14 |
* You should have received a copy of the GNU General Public License |
15 |
* along with this program; if not, write to the Free Software |
|
16 |
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA |
|
4 | 17 |
*) |
18 |
||
2630 | 19 |
{$INCLUDE "options.inc"} |
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||
4 | 21 |
unit uIO; |
22 |
interface |
|
4376 | 23 |
uses SDLh, uTypes; |
4 | 24 |
|
3611 | 25 |
var ipcPort: Word = 0; |
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hiTicks: Word; |
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procedure initModule; |
29 |
procedure freeModule; |
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procedure SendIPC(s: shortstring); |
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procedure SendIPCXY(cmd: char; X, Y: SmallInt); |
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procedure SendIPCRaw(p: pointer; len: Longword); |
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procedure SendIPCAndWaitReply(s: shortstring); |
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procedure SendIPCTimeInc; |
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procedure SendKeepAliveMessage(Lag: Longword); |
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procedure LoadRecordFromFile(fileName: shortstring); |
4376 | 38 |
procedure SendStat(sit: TStatInfoType; s: shortstring); |
159 | 39 |
procedure IPCWaitPongEvent; |
4 | 40 |
procedure IPCCheckSock; |
41 |
procedure InitIPC; |
|
42 |
procedure CloseIPC; |
|
43 |
procedure NetGetNextCmd; |
|
4414 | 44 |
procedure doPut(putX, putY: LongInt; fromAI: boolean); |
4 | 45 |
|
46 |
implementation |
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4404 | 47 |
uses uConsole, uConsts, uVariables, uCommands, uUtils, uDebug; |
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type PCmd = ^TCmd; |
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TCmd = packed record |
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Next: PCmd; |
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loTime: Word; |
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case byte of |
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1: (len: byte; |
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cmd: Char; |
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X, Y: SmallInt); |
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2: (str: shortstring); |
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end; |
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var IPCSock: PTCPSocket; |
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fds: PSDLNet_SocketSet; |
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isPonged: boolean; |
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headcmd: PCmd; |
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lastcmd: PCmd; |
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SendEmptyPacketTicks: LongWord; |
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function AddCmd(Time: Word; str: shortstring): PCmd; |
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var command: PCmd; |
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begin |
2695 | 72 |
new(command); |
73 |
FillChar(command^, sizeof(TCmd), 0); |
|
74 |
command^.loTime:= Time; |
|
75 |
command^.str:= str; |
|
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if command^.cmd <> 'F' then dec(command^.len, 2); // cut timestamp |
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if headcmd = nil then |
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begin |
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headcmd:= command; |
80 |
lastcmd:= command |
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end else |
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begin |
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lastcmd^.Next:= command; |
84 |
lastcmd:= command |
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end; |
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AddCmd:= command; |
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end; |
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procedure RemoveCmd; |
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var tmp: PCmd; |
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begin |
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TryDo(headcmd <> nil, 'Engine bug: headcmd = nil', true); |
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tmp:= headcmd; |
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headcmd:= headcmd^.Next; |
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if headcmd = nil then lastcmd:= nil; |
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dispose(tmp) |
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end; |
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|
99 |
procedure InitIPC; |
|
100 |
var ipaddr: TIPAddress; |
|
101 |
begin |
|
102 |
WriteToConsole('Init SDL_Net... '); |
|
103 |
SDLTry(SDLNet_Init = 0, true); |
|
104 |
fds:= SDLNet_AllocSocketSet(1); |
|
105 |
SDLTry(fds <> nil, true); |
|
106 |
WriteLnToConsole(msgOK); |
|
107 |
WriteToConsole('Establishing IPC connection... '); |
|
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{$HINTS OFF} |
4 | 109 |
SDLTry(SDLNet_ResolveHost(ipaddr, '127.0.0.1', ipcPort) = 0, true); |
3407 | 110 |
{$HINTS ON} |
4 | 111 |
IPCSock:= SDLNet_TCP_Open(ipaddr); |
112 |
SDLTry(IPCSock <> nil, true); |
|
113 |
WriteLnToConsole(msgOK) |
|
114 |
end; |
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115 |
||
116 |
procedure CloseIPC; |
|
117 |
begin |
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SDLNet_FreeSocketSet(fds); |
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SDLNet_TCP_Close(IPCSock); |
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SDLNet_Quit(); |
4 | 121 |
end; |
122 |
||
123 |
procedure ParseIPCCommand(s: shortstring); |
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var loTicks: Word; |
4 | 125 |
begin |
126 |
case s[1] of |
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'!': begin {$IFDEF DEBUGFILE}AddFileLog('Ping? Pong!');{$ENDIF}isPonged:= true; end; |
4 | 128 |
'?': SendIPC('!'); |
351 | 129 |
'e': ParseCommand(copy(s, 2, Length(s) - 1), true); |
4 | 130 |
'E': OutError(copy(s, 2, Length(s) - 1), true); |
131 |
'W': OutError(copy(s, 2, Length(s) - 1), false); |
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'M': ParseCommand('landcheck ' + s, true); |
4 | 133 |
'T': case s[2] of |
134 |
'L': GameType:= gmtLocal; |
|
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'D': GameType:= gmtDemo; |
|
136 |
'N': GameType:= gmtNet; |
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'S': GameType:= gmtSave; |
4 | 138 |
else OutError(errmsgIncorrectUse + ' IPC "T" :' + s[2], true) end; |
139 |
else |
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loTicks:= SDLNet_Read16(@s[byte(s[0]) - 1]); |
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AddCmd(loTicks, s); |
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{$IFDEF DEBUGFILE}AddFileLog('[IPC in] '+s[1]+' ticks '+IntToStr(lastcmd^.loTime));{$ENDIF} |
4 | 143 |
end |
144 |
end; |
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145 |
||
146 |
procedure IPCCheckSock; |
|
2905 | 147 |
const ss: shortstring = ''; |
371 | 148 |
var i: LongInt; |
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buf: array[0..255] of byte; |
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s: shortstring absolute buf; |
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begin |
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if IPCSock = nil then |
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exit; |
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fds^.numsockets:= 0; |
4 | 156 |
SDLNet_AddSocket(fds, IPCSock); |
157 |
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158 |
while SDLNet_CheckSockets(fds, 0) > 0 do |
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begin |
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i:= SDLNet_TCP_Recv(IPCSock, @buf[1], 255 - Length(ss)); |
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if i > 0 then |
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begin |
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buf[0]:= i; |
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164 |
ss:= ss + s; |
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while (Length(ss) > 1) and (Length(ss) > byte(ss[1])) do |
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begin |
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ParseIPCCommand(copy(ss, 2, byte(ss[1]))); |
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Delete(ss, 1, Succ(byte(ss[1]))) |
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169 |
end |
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end else OutError('IPC connection lost', true) |
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end; |
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end; |
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procedure LoadRecordFromFile(fileName: shortstring); |
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var f: file; |
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ss: shortstring = ''; |
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i: LongInt; |
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buf: array[0..255] of byte; |
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s: shortstring absolute buf; |
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180 |
begin |
2630 | 181 |
|
182 |
// set RDNLY on file open |
|
183 |
filemode:= 0; |
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assign(f, fileName); |
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reset(f, 1); |
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i:= 0; // avoid compiler hints |
189 |
buf[0]:= 0; |
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repeat |
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BlockRead(f, buf[1], 255 - Length(ss), i); |
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if i > 0 then |
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begin |
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buf[0]:= i; |
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ss:= ss + s; |
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while (Length(ss) > 1)and(Length(ss) > byte(ss[1])) do |
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begin |
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ParseIPCCommand(copy(ss, 2, byte(ss[1]))); |
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199 |
Delete(ss, 1, Succ(byte(ss[1]))) |
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200 |
end |
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201 |
end |
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until i = 0; |
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|
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close(f) |
4 | 205 |
end; |
206 |
||
4376 | 207 |
procedure SendStat(sit: TStatInfoType; s: shortstring); |
208 |
const stc: array [TStatInfoType] of char = 'rDkKHTPsSB'; |
|
209 |
var buf: shortstring; |
|
210 |
begin |
|
211 |
buf:= 'i' + stc[sit] + s; |
|
212 |
SendIPCRaw(@buf[0], length(buf) + 1) |
|
213 |
end; |
|
214 |
||
4377 | 215 |
|
4 | 216 |
procedure SendIPC(s: shortstring); |
217 |
begin |
|
49 | 218 |
if IPCSock <> nil then |
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|
219 |
begin |
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220 |
SendEmptyPacketTicks:= 0; |
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221 |
if s[0]>#251 then s[0]:= #251; |
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222 |
SDLNet_Write16(GameTicks, @s[Succ(byte(s[0]))]); |
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223 |
{$IFDEF DEBUGFILE}AddFileLog('[IPC out] '+ s[1]);{$ENDIF} |
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224 |
inc(s[0], 2); |
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SDLNet_TCP_Send(IPCSock, @s, Succ(byte(s[0]))) |
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226 |
end |
4 | 227 |
end; |
228 |
||
155
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229 |
procedure SendIPCRaw(p: pointer; len: Longword); |
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230 |
begin |
208 | 231 |
if IPCSock <> nil then |
232 |
begin |
|
233 |
SDLNet_TCP_Send(IPCSock, p, len) |
|
234 |
end |
|
155
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|
235 |
end; |
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236 |
|
154
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237 |
procedure SendIPCXY(cmd: char; X, Y: SmallInt); |
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|
238 |
var s: shortstring; |
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|
239 |
begin |
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|
240 |
s[0]:= #5; |
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|
241 |
s[1]:= cmd; |
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242 |
SDLNet_Write16(X, @s[2]); |
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|
243 |
SDLNet_Write16(Y, @s[4]); |
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|
244 |
SendIPC(s) |
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|
245 |
end; |
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|
246 |
|
649
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|
247 |
procedure SendIPCTimeInc; |
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248 |
const timeinc: shortstring = '#'; |
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249 |
begin |
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250 |
{$IFDEF DEBUGFILE}AddFileLog('[IPC out] <time increment>');{$ENDIF} |
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251 |
SendIPCRaw(@timeinc, 2) |
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|
252 |
end; |
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253 |
|
159 | 254 |
procedure IPCWaitPongEvent; |
4 | 255 |
begin |
256 |
isPonged:= false; |
|
257 |
repeat |
|
258 |
IPCCheckSock; |
|
259 |
SDL_Delay(1) |
|
260 |
until isPonged |
|
261 |
end; |
|
262 |
||
159 | 263 |
procedure SendIPCAndWaitReply(s: shortstring); |
264 |
begin |
|
265 |
SendIPC(s); |
|
266 |
SendIPC('?'); |
|
267 |
IPCWaitPongEvent |
|
268 |
end; |
|
269 |
||
2382 | 270 |
procedure SendKeepAliveMessage(Lag: Longword); |
271 |
begin |
|
272 |
inc(SendEmptyPacketTicks, Lag); |
|
273 |
if (SendEmptyPacketTicks >= cSendEmptyPacketTime) then |
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274 |
SendIPC('+') |
2382 | 275 |
end; |
276 |
||
4 | 277 |
procedure NetGetNextCmd; |
278 |
var tmpflag: boolean; |
|
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279 |
s: shortstring; |
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280 |
x16, y16: SmallInt; |
4 | 281 |
begin |
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282 |
tmpflag:= true; |
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|
283 |
|
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|
284 |
while (headcmd <> nil) |
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285 |
and (tmpflag or (headcmd^.cmd = '#')) // '#' is the only cmd which can be sent within same tick after 'N' |
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286 |
and ((GameTicks = hiTicks shl 16 + headcmd^.loTime) |
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|
287 |
or (headcmd^.cmd = 's') // for these commands time is not specified |
4467 | 288 |
or (headcmd^.cmd = 'h') // seems the hedgewars protocol does not allow remote synced commands |
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289 |
or (headcmd^.cmd = '#') |
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290 |
or (headcmd^.cmd = 'b') |
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291 |
or (headcmd^.cmd = 'F')) do |
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|
292 |
begin |
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293 |
case headcmd^.cmd of |
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|
294 |
'+': ; // do nothing - it is just an empty packet |
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|
295 |
'#': inc(hiTicks); |
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|
296 |
'L': ParseCommand('+left', true); |
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|
297 |
'l': ParseCommand('-left', true); |
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|
298 |
'R': ParseCommand('+right', true); |
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|
299 |
'r': ParseCommand('-right', true); |
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300 |
'U': ParseCommand('+up', true); |
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|
301 |
'u': ParseCommand('-up', true); |
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302 |
'D': ParseCommand('+down', true); |
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|
303 |
'd': ParseCommand('-down', true); |
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|
304 |
'Z': ParseCommand('+precise', true); |
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|
305 |
'z': ParseCommand('-precise', true); |
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|
306 |
'A': ParseCommand('+attack', true); |
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|
307 |
'a': ParseCommand('-attack', true); |
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|
308 |
'S': ParseCommand('switch', true); |
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|
309 |
'j': ParseCommand('ljump', true); |
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|
310 |
'J': ParseCommand('hjump', true); |
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|
311 |
',': ParseCommand('skip', true); |
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Reenable ReadyTimer using a synced message NEEDS TESTING.
nemo
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diff
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|
312 |
'c': begin |
4ea193b0e378
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nemo
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|
313 |
s:= copy(headcmd^.str, 2, Pred(headcmd^.len)); |
4ea193b0e378
Reenable ReadyTimer using a synced message NEEDS TESTING.
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|
314 |
ParseCommand('gencmd ' + s, true); |
4ea193b0e378
Reenable ReadyTimer using a synced message NEEDS TESTING.
nemo
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|
315 |
end; |
2948
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|
316 |
's': begin |
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|
317 |
s:= copy(headcmd^.str, 2, Pred(headcmd^.len)); |
4409 | 318 |
ParseCommand('chatmsg ' + s, true); |
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|
319 |
WriteLnToConsole(s) |
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|
320 |
end; |
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|
321 |
'b': begin |
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|
322 |
s:= copy(headcmd^.str, 2, Pred(headcmd^.len)); |
4409 | 323 |
ParseCommand('chatmsg '#4 + s, true); |
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|
324 |
WriteLnToConsole(s) |
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|
325 |
end; |
4404 | 326 |
// TODO: deprecate 'F' |
327 |
'F': ParseCommand('teamgone ' + copy(headcmd^.str, 2, Pred(headcmd^.len)), true); |
|
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|
328 |
'N': begin |
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|
329 |
tmpflag:= false; |
4374 | 330 |
{$IFDEF DEBUGFILE}AddFileLog('got cmd "N": time '+IntToStr(hiTicks shl 16 + headcmd^.loTime)){$ENDIF} |
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|
331 |
end; |
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|
332 |
'p': begin |
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|
333 |
x16:= SDLNet_Read16(@(headcmd^.X)); |
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|
334 |
y16:= SDLNet_Read16(@(headcmd^.Y)); |
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|
335 |
doPut(x16, y16, false) |
3f21a9dc93d0
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|
336 |
end; |
3f21a9dc93d0
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|
337 |
'P': begin |
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|
338 |
// these are equations solved for CursorPoint |
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|
339 |
// SDLNet_Read16(@(headcmd^.X)) == CursorPoint.X - WorldDx; |
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|
340 |
// SDLNet_Read16(@(headcmd^.Y)) == cScreenHeight - CursorPoint.Y - WorldDy; |
2969
79024988792e
This *should* solve issue w/ cursor moving around in ammo menu while not your turn NEEDS TESTING, changing uIO makes me nervous
nemo
parents:
2948
diff
changeset
|
341 |
if not (CurrentTeam^.ExtDriven and bShowAmmoMenu) then |
79024988792e
This *should* solve issue w/ cursor moving around in ammo menu while not your turn NEEDS TESTING, changing uIO makes me nervous
nemo
parents:
2948
diff
changeset
|
342 |
begin |
79024988792e
This *should* solve issue w/ cursor moving around in ammo menu while not your turn NEEDS TESTING, changing uIO makes me nervous
nemo
parents:
2948
diff
changeset
|
343 |
CursorPoint.X:= SmallInt(SDLNet_Read16(@(headcmd^.X))) + WorldDx; |
79024988792e
This *should* solve issue w/ cursor moving around in ammo menu while not your turn NEEDS TESTING, changing uIO makes me nervous
nemo
parents:
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diff
changeset
|
344 |
CursorPoint.Y:= cScreenHeight - SmallInt(SDLNet_Read16(@(headcmd^.Y))) - WorldDy |
79024988792e
This *should* solve issue w/ cursor moving around in ammo menu while not your turn NEEDS TESTING, changing uIO makes me nervous
nemo
parents:
2948
diff
changeset
|
345 |
end |
2948
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|
346 |
end; |
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|
347 |
'w': ParseCommand('setweap ' + headcmd^.str[2], true); |
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|
348 |
't': ParseCommand('taunt ' + headcmd^.str[2], true); |
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|
349 |
'h': ParseCommand('hogsay ' + copy(headcmd^.str, 2, Pred(headcmd^.len)), true); |
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|
350 |
'1'..'5': ParseCommand('timer ' + headcmd^.cmd, true); |
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|
351 |
#128..char(128 + cMaxSlotIndex): ParseCommand('slot ' + char(byte(headcmd^.cmd) - 79), true) |
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|
352 |
else |
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|
353 |
OutError('Unexpected protocol command: ' + headcmd^.cmd, True) |
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|
354 |
end; |
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|
355 |
RemoveCmd |
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|
356 |
end; |
351 | 357 |
|
2574
2f3e5c57359c
Fix (quite rare) spectators queue error when joining game with teams left the game.
unc0rr
parents:
2407
diff
changeset
|
358 |
if (headcmd <> nil) and tmpflag and (not CurrentTeam^.hasGone) then |
2948
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|
359 |
TryDo(GameTicks < hiTicks shl 16 + headcmd^.loTime, |
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|
360 |
'oops, queue error. in buffer: ' + headcmd^.cmd + |
4374 | 361 |
' (' + IntToStr(GameTicks) + ' > ' + |
362 |
IntToStr(hiTicks shl 16 + headcmd^.loTime) + ')', |
|
2948
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|
363 |
true); |
4 | 364 |
|
2066 | 365 |
isInLag:= (headcmd = nil) and tmpflag and (not CurrentTeam^.hasGone); |
2043
1f2b91b5e7ef
Don't accept 'team gone' command right after 'next turn' cmd
unc0rr
parents:
2017
diff
changeset
|
366 |
|
1560
e140bc57ff68
Quick replay round to spectators until current move
unc0rr
parents:
1432
diff
changeset
|
367 |
if isInLag then fastUntilLag:= false |
4 | 368 |
end; |
369 |
||
4403 | 370 |
procedure chFatalError(var s: shortstring); |
371 |
begin |
|
372 |
SendIPC('E' + s); |
|
373 |
end; |
|
374 |
||
4414 | 375 |
procedure doPut(putX, putY: LongInt; fromAI: boolean); |
376 |
begin |
|
377 |
if CheckNoTeamOrHH or isPaused then exit; |
|
378 |
bShowFinger:= false; |
|
379 |
if not CurrentTeam^.ExtDriven and bShowAmmoMenu then |
|
380 |
begin |
|
381 |
bSelected:= true; |
|
382 |
exit |
|
383 |
end; |
|
384 |
||
385 |
with CurrentHedgehog^.Gear^, |
|
386 |
CurrentHedgehog^ do |
|
387 |
if (State and gstHHChooseTarget) <> 0 then |
|
388 |
begin |
|
389 |
isCursorVisible:= false; |
|
390 |
if not CurrentTeam^.ExtDriven then |
|
391 |
begin |
|
392 |
if fromAI then |
|
393 |
begin |
|
394 |
TargetPoint.X:= putX; |
|
395 |
TargetPoint.Y:= putY |
|
396 |
end else |
|
397 |
begin |
|
398 |
TargetPoint.X:= CursorPoint.X - WorldDx; |
|
399 |
TargetPoint.Y:= cScreenHeight - CursorPoint.Y - WorldDy; |
|
400 |
end; |
|
401 |
SendIPCXY('p', TargetPoint.X, TargetPoint.Y); |
|
402 |
end |
|
403 |
else |
|
404 |
begin |
|
405 |
TargetPoint.X:= putX; |
|
406 |
TargetPoint.Y:= putY |
|
407 |
end; |
|
408 |
{$IFDEF DEBUGFILE}AddFilelog('put: ' + inttostr(TargetPoint.X) + ', ' + inttostr(TargetPoint.Y));{$ENDIF} |
|
409 |
State:= State and not gstHHChooseTarget; |
|
410 |
if (Ammoz[CurAmmoType].Ammo.Propz and ammoprop_AttackingPut) <> 0 then |
|
4522
0f590eefd531
Add an input mask for setting of gear messages. Intended for intercepting user messages. This is totally untested. I don't think it should desync but seriously needs a lot of testing. Esp the doPut behaviour.
nemo
parents:
4467
diff
changeset
|
411 |
Message:= Message or (gmAttack and InputMask); |
4414 | 412 |
end |
413 |
else |
|
414 |
if CurrentTeam^.ExtDriven then |
|
415 |
OutError('got /put while not being in choose target mode', false) |
|
416 |
end; |
|
417 |
||
3038 | 418 |
procedure initModule; |
2699
249adefa9c1c
replace initialization/finalization statements with custom init functions
koda
parents:
2695
diff
changeset
|
419 |
begin |
4403 | 420 |
RegisterVariable('fatal', vtCommand, @chFatalError, true ); |
421 |
||
2948
3f21a9dc93d0
Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents:
2905
diff
changeset
|
422 |
IPCSock:= nil; |
2699
249adefa9c1c
replace initialization/finalization statements with custom init functions
koda
parents:
2695
diff
changeset
|
423 |
|
2948
3f21a9dc93d0
Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents:
2905
diff
changeset
|
424 |
headcmd:= nil; |
3f21a9dc93d0
Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents:
2905
diff
changeset
|
425 |
lastcmd:= nil; |
3f21a9dc93d0
Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents:
2905
diff
changeset
|
426 |
isPonged:= false; // was const |
2699
249adefa9c1c
replace initialization/finalization statements with custom init functions
koda
parents:
2695
diff
changeset
|
427 |
|
2948
3f21a9dc93d0
Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents:
2905
diff
changeset
|
428 |
hiTicks:= 0; |
3f21a9dc93d0
Replace tabs with spaces using 'expand -t 4' command
unc0rr
parents:
2905
diff
changeset
|
429 |
SendEmptyPacketTicks:= 0; |
2716
b9ca1bfca24f
complete the replacement of init/free wrappers for every unit
koda
parents:
2699
diff
changeset
|
430 |
end; |
b9ca1bfca24f
complete the replacement of init/free wrappers for every unit
koda
parents:
2699
diff
changeset
|
431 |
|
3038 | 432 |
procedure freeModule; |
2716
b9ca1bfca24f
complete the replacement of init/free wrappers for every unit
koda
parents:
2699
diff
changeset
|
433 |
begin |
3611 | 434 |
ipcPort:= 0; |
2699
249adefa9c1c
replace initialization/finalization statements with custom init functions
koda
parents:
2695
diff
changeset
|
435 |
end; |
249adefa9c1c
replace initialization/finalization statements with custom init functions
koda
parents:
2695
diff
changeset
|
436 |
|
4 | 437 |
end. |