--- a/hedgewars/uFLNet.pas Sun Dec 17 00:09:24 2017 +0100
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,444 +0,0 @@
-unit uFLNet;
-interface
-uses SDLh;
-
-procedure connectOfficialServer;
-
-procedure initModule;
-procedure freeModule;
-procedure sendNet(s: shortstring);
-procedure sendNetLn(s: shortstring);
-procedure passToNet(data: PByteArray; len: Longword);
-
-var isConnected: boolean = false;
- myNickname: shortstring = 'qmlfrontend';
-
-implementation
-uses uFLIPC, uFLUICallback, uFLNetTypes, uFLUtils, uFLTypes;
-
-const endCmd: shortstring = #10 + #10;
-
-function getNextChar: char; forward;
-function getCurrChar: char; forward;
-
-type
- TParserState = record
- cmd: TCmdType;
- l: LongInt;
- buf: shortstring;
- bufpos: byte;
- end;
- PHandler = procedure;
-
-var state: TParserState;
-
-procedure handleTail; forward;
-function getShortString: shortstring; forward;
-function getLongString: ansistring; forward;
-
-procedure handler_;
-begin
- sendUI(mtNetData, @state.cmd, sizeof(state.cmd));
- handleTail()
-end;
-
-procedure handler_L;
-var cmd: TCmdParamL;
- s: ansistring;
-begin
- cmd.cmd:= state.cmd;
- s:= getLongString;
- cmd.str1len:= length(s);
- if cmd.str1len = 0 then exit;
- cmd.str1:= s;
- sendUI(mtNetData, @cmd, sizeof(cmd));
- handleTail()
-end;
-
-procedure handler_ML;
-var cmd: TCmdParamL;
- f: boolean;
- s: ansistring;
-begin
- sendUI(mtNetData, @state.cmd, sizeof(state.cmd));
- cmd.cmd:= Succ(state.cmd);
-
- repeat
- s:= getLongString;
- cmd.str1len:= length(s);
- f:= cmd.str1len <> 0;
-
- if f then
- begin
- cmd.str1:= s;
- sendUI(mtNetData, @cmd, sizeof(cmd));
- end
- until not f;
- state.l:= 0
-end;
-
-procedure handler_MS;
-var cmd: TCmdParamS;
- f: boolean;
-begin
- sendUI(mtNetData, @state.cmd, sizeof(state.cmd));
- cmd.cmd:= Succ(state.cmd);
-
- repeat
- cmd.str1:= getShortString;
- f:= cmd.str1[0] <> #0;
- if f then
- sendUI(mtNetData, @cmd, sizeof(cmd));
- until not f;
- state.l:= 0
-end;
-
-procedure handler_S;
-var cmd: TCmdParamS;
-begin
- cmd.cmd:= state.cmd;
- cmd.str1:= getShortString;
- if cmd.str1[0] = #0 then exit;
- sendUI(mtNetData, @cmd, sizeof(cmd));
- handleTail()
-end;
-
-procedure handler_SL;
-var cmd: TCmdParamSL;
-begin
- cmd.cmd:= state.cmd;
- cmd.str1:= getShortString;
- if cmd.str1[0] = #0 then exit;
- cmd.str2:= getLongString;
- if cmd.str2[0] = #0 then exit;
- sendUI(mtNetData, @cmd, sizeof(cmd));
- handleTail()
-end;
-
-procedure handler_SMS;
-var cmd: TCmdParamS;
- f: boolean;
-begin
- cmd.cmd:= state.cmd;
- cmd.str1:= getShortString;
- if cmd.str1[0] = #0 then exit;
- sendUI(mtNetData, @cmd, sizeof(cmd));
-
- cmd.cmd:= Succ(state.cmd);
- repeat
- cmd.str1:= getShortString;
- f:= cmd.str1[0] <> #0;
- if f then
- sendUI(mtNetData, @cmd, sizeof(cmd));
- until not f;
- state.l:= 0
-end;
-
-procedure handler_SS;
-var cmd: TCmdParamSS;
-begin
- cmd.cmd:= state.cmd;
- cmd.str1:= getShortString;
- if cmd.str1[0] = #0 then exit;
- cmd.str2:= getShortString;
- if cmd.str2[0] = #0 then exit;
- sendUI(mtNetData, @cmd, sizeof(cmd));
- handleTail()
-end;
-
-procedure handler__i;
-var cmd: TCmdParami;
- s: shortstring;
-begin
- s:= getShortString();
- if s[0] = #0 then exit;
- cmd.cmd:= state.cmd;
- s:= getShortString();
- if s[0] = #0 then exit;
- cmd.param1:= strToInt(s);
- sendUI(mtNetData, @cmd, sizeof(cmd));
- handleTail()
-end;
-
-procedure handler_i;
-var cmd: TCmdParami;
- s: shortstring;
-begin
- s:= getShortString();
- if s[0] = #0 then exit;
- cmd.cmd:= state.cmd;
- cmd.param1:= strToInt(s);
- sendUI(mtNetData, @cmd, sizeof(cmd));
- handleTail()
-end;
-
-procedure handler__UNKNOWN_;
-begin
- //writeln('[NET] Unknown cmd');
- handleTail();
- state.l:= 0
-end;
-
-const net2cmd: array[0..46] of TCmdType = (cmd_WARNING, cmd_WARNING,
- cmd_TEAM_COLOR, cmd_TEAM_ACCEPTED, cmd_SERVER_VARS, cmd_SERVER_MESSAGE,
- cmd_SERVER_AUTH, cmd_RUN_GAME, cmd_ROUND_FINISHED, cmd_ROOM_UPD, cmd_ROOM_DEL,
- cmd_ROOM_ADD, cmd_ROOMS, cmd_REMOVE_TEAM, cmd_PROTO, cmd_PING, cmd_NOTICE,
- cmd_NICK, cmd_LOBBY_LEFT, cmd_LOBBY_JOINED, cmd_LEFT, cmd_KICKED, cmd_JOINING,
- cmd_JOINED, cmd_INFO, cmd_HH_NUM, cmd_ERROR, cmd_EM, cmd_CONNECTED,
- cmd_CLIENT_FLAGS, cmd_CHAT, cmd_CFG_THEME, cmd_CFG_TEMPLATE, cmd_CFG_SEED,
- cmd_CFG_SCRIPT, cmd_CFG_SCHEME, cmd_CFG_MAZE_SIZE, cmd_CFG_MAP, cmd_CFG_MAPGEN,
- cmd_CFG_FULLMAPCONFIG, cmd_CFG_FEATURE_SIZE, cmd_CFG_DRAWNMAP, cmd_CFG_AMMO,
- cmd_BYE, cmd_BANLIST, cmd_ASKPASSWORD, cmd_ADD_TEAM);
-const letters: array[0..332] of char = ('A', 'D', 'D', '_', 'T', 'E', 'A', 'M',
- #10, 'S', 'K', 'P', 'A', 'S', 'S', 'W', 'O', 'R', 'D', #10, 'B', 'A', 'N', 'L',
- 'I', 'S', 'T', #10, 'Y', 'E', #10, 'C', 'F', 'G', #10, 'A', 'M', 'M', 'O', #10,
- 'D', 'R', 'A', 'W', 'N', 'M', 'A', 'P', #10, 'F', 'E', 'A', 'T', 'U', 'R', 'E',
- '_', 'S', 'I', 'Z', 'E', #10, 'U', 'L', 'L', 'M', 'A', 'P', 'C', 'O', 'N', 'F',
- 'I', 'G', #10, 'M', 'A', 'P', 'G', 'E', 'N', #10, #10, 'Z', 'E', '_', 'S', 'I',
- 'Z', 'E', #10, 'S', 'C', 'H', 'E', 'M', 'E', #10, 'R', 'I', 'P', 'T', #10, 'E',
- 'E', 'D', #10, 'T', 'E', 'M', 'P', 'L', 'A', 'T', 'E', #10, 'H', 'E', 'M', 'E',
- #10, 'H', 'A', 'T', #10, 'L', 'I', 'E', 'N', 'T', '_', 'F', 'L', 'A', 'G', 'S',
- #10, 'O', 'N', 'N', 'E', 'C', 'T', 'E', 'D', #10, 'E', 'M', #10, 'R', 'R', 'O',
- 'R', #10, 'H', 'H', '_', 'N', 'U', 'M', #10, 'I', 'N', 'F', 'O', #10, 'J', 'O',
- 'I', 'N', 'E', 'D', #10, 'I', 'N', 'G', #10, 'K', 'I', 'C', 'K', 'E', 'D', #10,
- 'L', 'E', 'F', 'T', #10, 'O', 'B', 'B', 'Y', ':', 'J', 'O', 'I', 'N', 'E', 'D',
- #10, 'L', 'E', 'F', 'T', #10, 'N', 'I', 'C', 'K', #10, 'O', 'T', 'I', 'C', 'E',
- #10, 'P', 'I', 'N', 'G', #10, 'R', 'O', 'T', 'O', #10, 'R', 'E', 'M', 'O', 'V',
- 'E', '_', 'T', 'E', 'A', 'M', #10, 'O', 'O', 'M', 'S', #10, #10, 'A', 'D', 'D',
- #10, 'D', 'E', 'L', #10, 'U', 'P', 'D', #10, 'U', 'N', 'D', '_', 'F', 'I', 'N',
- 'I', 'S', 'H', 'E', 'D', #10, 'U', 'N', '_', 'G', 'A', 'M', 'E', #10, 'S', 'E',
- 'R', 'V', 'E', 'R', '_', 'A', 'U', 'T', 'H', #10, 'M', 'E', 'S', 'S', 'A', 'G',
- 'E', #10, 'V', 'A', 'R', 'S', #10, 'T', 'E', 'A', 'M', '_', 'A', 'C', 'C', 'E',
- 'P', 'T', 'E', 'D', #10, 'C', 'O', 'L', 'O', 'R', #10, 'W', 'A', 'R', 'N', 'I',
- 'N', 'G', #10, #0, #10);
-const commands: array[0..332] of integer = (20, 8, 0, 0, 0, 0, 0, 0, -56, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, -55, 11, 7, 0, 0, 0, 0, 0, -54, 0, 0, -53, 115, 89, 0,
- 0, 5, 0, 0, 0, -52, 9, 0, 0, 0, 0, 0, 0, 0, -51, 26, 12, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, -50, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -49, 16, 0, 6, 4, 0, 0, -48, -47,
- 0, 0, 0, 0, 0, 0, 0, -46, 16, 11, 5, 0, 0, 0, -45, 0, 0, 0, 0, -44, 0, 0, 0,
- -43, 0, 8, 0, 0, 0, 0, 0, 0, -42, 0, 0, 0, 0, -41, 4, 0, 0, -40, 12, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, -39, 0, 0, 0, 0, 0, 0, 0, 0, -38, 8, 2, -37, 0, 0, 0, 0, -36,
- 7, 0, 0, 0, 0, 0, -35, 5, 0, 0, 0, -34, 11, 0, 0, 0, 3, 0, -33, 0, 0, 0, -32, 7,
- 0, 0, 0, 0, 0, -31, 22, 4, 0, 0, -30, 0, 0, 0, 0, 0, 7, 0, 0, 0, 0, 0, -29, 0,
- 0, 0, 0, -28, 11, 4, 0, 0, -27, 0, 0, 0, 0, 0, -26, 10, 4, 0, 0, -25, 0, 0, 0,
- 0, -24, 51, 11, 0, 0, 0, 0, 0, 0, 0, 0, 0, -23, 31, 17, 0, 2, -22, 0, 4, 0, 0,
- -21, 4, 0, 0, -20, 0, 0, 0, -19, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -18, 0, 0,
- 0, 0, 0, 0, 0, -17, 25, 0, 0, 0, 0, 0, 0, 5, 0, 0, 0, -16, 8, 0, 0, 0, 0, 0, 0,
- -15, 0, 0, 0, 0, -14, 20, 0, 0, 0, 0, 9, 0, 0, 0, 0, 0, 0, 0, -13, 0, 0, 0, 0,
- 0, -12, 8, 0, 0, 0, 0, 0, 0, -11, 0, -10);
-const handlers: array[0..46] of PHandler = (@handler__UNKNOWN_, @handler_L,
- @handler_SS, @handler_S, @handler_SL, @handler_L, @handler_S, @handler_,
- @handler_, @handler_MS, @handler_S, @handler_MS, @handler_MS, @handler_S,
- @handler_i, @handler_MS, @handler_L, @handler_S, @handler_SL, @handler_MS,
- @handler_SL, @handler_, @handler_S, @handler_MS, @handler_MS, @handler_SS,
- @handler_L, @handler_ML, @handler__i, @handler_SMS, @handler_SL, @handler_S,
- @handler_i, @handler_S, @handler_S, @handler_MS, @handler_i, @handler_i,
- @handler_S, @handler_MS, @handler_i, @handler_L, @handler_SL, @handler_SL,
- @handler_MS, @handler_S, @handler_MS);
-
-procedure handleTail;
-var cnt: Longint;
- c: char;
-begin
- c:= getCurrChar;
- repeat
- if c = #10 then cnt:= 0 else cnt:= 1;
- repeat
- c:= getNextChar;
- inc(cnt)
- until (c = #0) or (c = #10);
- until (c = #0) or (cnt = 1);
- state.l:= 0
-end;
-
-var sock: PTCPSocket;
- netReaderThread: PSDL_Thread;
-
-function getCurrChar: char;
-begin
- getCurrChar:= state.buf[state.bufpos]
-end;
-
-function getNextChar: char;
-var r: byte;
-begin
- if state.bufpos < byte(state.buf[0]) then
- begin
- inc(state.bufpos);
- end else
- begin
- r:= SDLNet_TCP_Recv(sock, @state.buf[1], 255);
- if r > 0 then
- begin
- state.bufpos:= 1;
- state.buf[0]:= char(r);
- end else
- begin
- state.bufpos:= 0;
- state.buf[0]:= #0;
- end
- end;
-
- getNextChar:= state.buf[state.bufpos];
-end;
-
-function netReader(data: pointer): LongInt; cdecl; export;
-var c: char;
- ipaddr: TIPAddress;
-begin
- netReader:= 0;
-
- if SDLNet_ResolveHost(ipaddr, PChar('netserver.hedgewars.org'), 46631) = 0 then
- sock:= SDLNet_TCP_Open(ipaddr);
-
- repeat
- c:= getNextChar;
- //writeln('>>>>> ', c, ' [', letters[state.l], '] ', commands[state.l], ' ', state.l);
- if c = #0 then
- isConnected:= false
- else
- begin
- while (letters[state.l] <> c) and (commands[state.l] > 0) do
- inc(state.l, commands[state.l]);
-
- if c = letters[state.l] then
- if commands[state.l] < 0 then
- begin
- state.cmd:= net2cmd[-10 - commands[state.l]];
- //writeln('[NET] ', state.cmd);
- handlers[-10 - commands[state.l]]();
- state.l:= 0
- end
- else
- inc(state.l)
- else
- begin
- handler__UNKNOWN_()
- end
- end
- until not isConnected;
-
- SDLNet_TCP_Close(sock);
- sock:= nil;
-
- writeln('[NET] netReader: disconnected');
-end;
-
-procedure sendNet(s: shortstring);
-begin
- writeln('[NET] Send: ', s);
- ipcToNet(s + endCmd);
-end;
-
-procedure sendNetLn(s: shortstring);
-begin
- writeln('[NET] Send: ', s);
- ipcToNet(s + #10);
-end;
-
-function getShortString: shortstring;
-var s: shortstring;
- c: char;
-begin
- s[0]:= #0;
-
- repeat
- inc(s[0]);
- s[byte(s[0])]:= getNextChar
- until (s[0] = #255) or (s[byte(s[0])] = #10) or (s[byte(s[0])] = #0);
-
- if s[byte(s[0])] = #10 then
- dec(s[0])
- else
- repeat c:= getNextChar until (c = #0) or (c = #10);
-
- getShortString:= s
-end;
-
-function getLongString: ansistring;
-var s: shortstring;
- l: ansistring;
- c: char;
-begin
- l:= '';
-
- repeat
- s[0]:= #0;
- repeat
- inc(s[0]);
- c:= getNextChar;
- s[byte(s[0])]:= c
- until (s[0] = #255) or (c = #10) or (c = #0);
-
- if s[byte(s[0])] = #10 then
- dec(s[0]);
-
- l:= l + s
- until (c = #10) or (c = #0);
-
- getLongString:= l
-end;
-
-procedure netSendCallback(p: pointer; msg: PChar; len: Longword);
-begin
- // FIXME W A R N I N G: totally thread-unsafe due to use of sock variable
- SDLNet_TCP_Send(sock, msg, len);
-end;
-
-procedure connectOfficialServer;
-begin
- if sock <> nil then
- exit;
-
- state.bufpos:= 0;
- state.buf:= '';
-
- state.l:= 0;
- isConnected:= true;
-
- netReaderThread:= SDL_CreateThread(@netReader, 'netReader', nil);
- SDL_DetachThread(netReaderThread)
-end;
-
-
-procedure passToNet(data: PByteArray; len: Longword);
-var i: Longword;
- l: ansistring;
- s: shortstring;
-begin
- i:= 0;
-
- while(i < len) do
- begin
- if data^[i + 1] = ord('s') then
- begin
- s[0]:= char(data^[i] - 1);
- Move(data^[i + 2], s[1], data^[i] - 1);
-
- l:= myNickname + #10;
- l:= l + s;
-
- sendUI(mtRoomChatLine, @l[1], length(l));
- sendNetLn('CHAT');
- sendNet(s);
- end;
-
- inc(i, data^[i] + 1);
- end;
-end;
-
-procedure initModule;
-begin
- sock:= nil;
- isConnected:= false;
-
- SDLNet_Init;
-
- registerNetCallback(nil, @netSendCallback);
-end;
-
-procedure freeModule;
-begin
-end;
-
-end.