|
5642
|
1 |
/* $Id$ */
|
|
|
2 |
|
|
|
3 |
#ifdef ENABLE_NETWORK
|
|
|
4 |
|
|
|
5 |
#include "../stdafx.h"
|
|
|
6 |
#include "../openttd.h" // XXX StringID
|
|
|
7 |
#include "../debug.h"
|
|
|
8 |
#include "../string.h"
|
|
|
9 |
#include "../strings.h"
|
|
|
10 |
#include "network_data.h"
|
|
|
11 |
#include "core/tcp.h"
|
|
|
12 |
#include "../train.h"
|
|
|
13 |
#include "../date.h"
|
|
|
14 |
#include "../table/strings.h"
|
|
|
15 |
#include "../functions.h"
|
|
|
16 |
#include "network_server.h"
|
|
|
17 |
#include "network_udp.h"
|
|
|
18 |
#include "../console.h"
|
|
|
19 |
#include "../command.h"
|
|
|
20 |
#include "../saveload.h"
|
|
|
21 |
#include "../vehicle.h"
|
|
|
22 |
#include "../station.h"
|
|
|
23 |
#include "../variables.h"
|
|
|
24 |
#include "../genworld.h"
|
|
|
25 |
|
|
|
26 |
// This file handles all the server-commands
|
|
|
27 |
|
|
|
28 |
static void NetworkHandleCommandQueue(NetworkClientState* cs);
|
|
|
29 |
|
|
|
30 |
// **********
|
|
|
31 |
// Sending functions
|
|
|
32 |
// DEF_SERVER_SEND_COMMAND has parameter: NetworkClientState *cs
|
|
|
33 |
// **********
|
|
|
34 |
|
|
|
35 |
DEF_SERVER_SEND_COMMAND_PARAM(PACKET_SERVER_CLIENT_INFO)(NetworkClientState *cs, NetworkClientInfo *ci)
|
|
|
36 |
{
|
|
|
37 |
//
|
|
|
38 |
// Packet: SERVER_CLIENT_INFO
|
|
|
39 |
// Function: Sends info about a client
|
|
|
40 |
// Data:
|
|
|
41 |
// uint16: The index of the client (always unique on a server. 1 = server)
|
|
|
42 |
// uint8: As which player the client is playing
|
|
|
43 |
// String: The name of the client
|
|
|
44 |
// String: The unique id of the client
|
|
|
45 |
//
|
|
|
46 |
|
|
|
47 |
if (ci->client_index != NETWORK_EMPTY_INDEX) {
|
|
|
48 |
Packet *p = NetworkSend_Init(PACKET_SERVER_CLIENT_INFO);
|
|
|
49 |
NetworkSend_uint16(p, ci->client_index);
|
|
|
50 |
NetworkSend_uint8 (p, ci->client_playas);
|
|
|
51 |
NetworkSend_string(p, ci->client_name);
|
|
|
52 |
NetworkSend_string(p, ci->unique_id);
|
|
|
53 |
|
|
|
54 |
NetworkSend_Packet(p, cs);
|
|
|
55 |
}
|
|
|
56 |
}
|
|
|
57 |
|
|
|
58 |
DEF_SERVER_SEND_COMMAND(PACKET_SERVER_COMPANY_INFO)
|
|
|
59 |
{
|
|
|
60 |
//
|
|
|
61 |
// Packet: SERVER_COMPANY_INFO
|
|
|
62 |
// Function: Sends info about the companies
|
|
|
63 |
// Data:
|
|
|
64 |
//
|
|
|
65 |
|
|
|
66 |
int i;
|
|
|
67 |
|
|
|
68 |
Player *player;
|
|
|
69 |
Packet *p;
|
|
|
70 |
|
|
|
71 |
byte active = ActivePlayerCount();
|
|
|
72 |
|
|
|
73 |
if (active == 0) {
|
|
|
74 |
p = NetworkSend_Init(PACKET_SERVER_COMPANY_INFO);
|
|
|
75 |
|
|
|
76 |
NetworkSend_uint8 (p, NETWORK_COMPANY_INFO_VERSION);
|
|
|
77 |
NetworkSend_uint8 (p, active);
|
|
|
78 |
|
|
|
79 |
NetworkSend_Packet(p, cs);
|
|
|
80 |
return;
|
|
|
81 |
}
|
|
|
82 |
|
|
|
83 |
NetworkPopulateCompanyInfo();
|
|
|
84 |
|
|
|
85 |
FOR_ALL_PLAYERS(player) {
|
|
|
86 |
if (!player->is_active) continue;
|
|
|
87 |
|
|
|
88 |
p = NetworkSend_Init(PACKET_SERVER_COMPANY_INFO);
|
|
|
89 |
|
|
|
90 |
NetworkSend_uint8 (p, NETWORK_COMPANY_INFO_VERSION);
|
|
|
91 |
NetworkSend_uint8 (p, active);
|
|
|
92 |
NetworkSend_uint8 (p, player->index);
|
|
|
93 |
|
|
|
94 |
NetworkSend_string(p, _network_player_info[player->index].company_name);
|
|
|
95 |
NetworkSend_uint32(p, _network_player_info[player->index].inaugurated_year);
|
|
|
96 |
NetworkSend_uint64(p, _network_player_info[player->index].company_value);
|
|
|
97 |
NetworkSend_uint64(p, _network_player_info[player->index].money);
|
|
|
98 |
NetworkSend_uint64(p, _network_player_info[player->index].income);
|
|
|
99 |
NetworkSend_uint16(p, _network_player_info[player->index].performance);
|
|
|
100 |
|
|
|
101 |
/* Send 1 if there is a passord for the company else send 0 */
|
|
|
102 |
if (_network_player_info[player->index].password[0] != '\0') {
|
|
|
103 |
NetworkSend_uint8(p, 1);
|
|
|
104 |
} else {
|
|
|
105 |
NetworkSend_uint8(p, 0);
|
|
|
106 |
}
|
|
|
107 |
|
|
|
108 |
for (i = 0; i < NETWORK_VEHICLE_TYPES; i++) {
|
|
|
109 |
NetworkSend_uint16(p, _network_player_info[player->index].num_vehicle[i]);
|
|
|
110 |
}
|
|
|
111 |
|
|
|
112 |
for (i = 0; i < NETWORK_STATION_TYPES; i++) {
|
|
|
113 |
NetworkSend_uint16(p, _network_player_info[player->index].num_station[i]);
|
|
|
114 |
}
|
|
|
115 |
|
|
|
116 |
if (_network_player_info[player->index].players[0] == '\0') {
|
|
|
117 |
NetworkSend_string(p, "<none>");
|
|
|
118 |
} else {
|
|
|
119 |
NetworkSend_string(p, _network_player_info[player->index].players);
|
|
|
120 |
}
|
|
|
121 |
|
|
|
122 |
NetworkSend_Packet(p, cs);
|
|
|
123 |
}
|
|
|
124 |
|
|
|
125 |
p = NetworkSend_Init(PACKET_SERVER_COMPANY_INFO);
|
|
|
126 |
|
|
|
127 |
NetworkSend_uint8 (p, NETWORK_COMPANY_INFO_VERSION);
|
|
|
128 |
NetworkSend_uint8 (p, 0);
|
|
|
129 |
|
|
|
130 |
NetworkSend_Packet(p, cs);
|
|
|
131 |
}
|
|
|
132 |
|
|
|
133 |
DEF_SERVER_SEND_COMMAND_PARAM(PACKET_SERVER_ERROR)(NetworkClientState *cs, NetworkErrorCode error)
|
|
|
134 |
{
|
|
|
135 |
//
|
|
|
136 |
// Packet: SERVER_ERROR
|
|
|
137 |
// Function: The client made an error
|
|
|
138 |
// Data:
|
|
|
139 |
// uint8: ErrorID (see network_data.h, NetworkErrorCode)
|
|
|
140 |
//
|
|
|
141 |
|
|
|
142 |
char str[100];
|
|
|
143 |
Packet *p = NetworkSend_Init(PACKET_SERVER_ERROR);
|
|
|
144 |
|
|
|
145 |
NetworkSend_uint8(p, error);
|
|
|
146 |
NetworkSend_Packet(p, cs);
|
|
|
147 |
|
|
|
148 |
GetNetworkErrorMsg(str, error, lastof(str));
|
|
|
149 |
|
|
|
150 |
// Only send when the current client was in game
|
|
|
151 |
if (cs->status > STATUS_AUTH) {
|
|
|
152 |
NetworkClientState *new_cs;
|
|
|
153 |
char client_name[NETWORK_CLIENT_NAME_LENGTH];
|
|
|
154 |
|
|
|
155 |
NetworkGetClientName(client_name, sizeof(client_name), cs);
|
|
|
156 |
|
|
|
157 |
DEBUG(net, 1, "'%s' made an error and has been disconnected. Reason: '%s'", client_name, str);
|
|
|
158 |
|
|
|
159 |
NetworkTextMessage(NETWORK_ACTION_LEAVE, 1, false, client_name, "%s", str);
|
|
|
160 |
|
|
|
161 |
FOR_ALL_CLIENTS(new_cs) {
|
|
|
162 |
if (new_cs->status > STATUS_AUTH && new_cs != cs) {
|
|
|
163 |
// Some errors we filter to a more general error. Clients don't have to know the real
|
|
|
164 |
// reason a joining failed.
|
|
|
165 |
if (error == NETWORK_ERROR_NOT_AUTHORIZED || error == NETWORK_ERROR_NOT_EXPECTED || error == NETWORK_ERROR_WRONG_REVISION)
|
|
|
166 |
error = NETWORK_ERROR_ILLEGAL_PACKET;
|
|
|
167 |
|
|
|
168 |
SEND_COMMAND(PACKET_SERVER_ERROR_QUIT)(new_cs, cs->index, error);
|
|
|
169 |
}
|
|
|
170 |
}
|
|
|
171 |
} else {
|
|
|
172 |
DEBUG(net, 1, "Client %d made an error and has been disconnected. Reason: '%s'", cs->index, str);
|
|
|
173 |
}
|
|
|
174 |
|
|
|
175 |
cs->has_quit = true;
|
|
|
176 |
|
|
|
177 |
// Make sure the data get's there before we close the connection
|
|
|
178 |
NetworkSend_Packets(cs);
|
|
|
179 |
|
|
|
180 |
// The client made a mistake, so drop his connection now!
|
|
|
181 |
NetworkCloseClient(cs);
|
|
|
182 |
}
|
|
|
183 |
|
|
|
184 |
DEF_SERVER_SEND_COMMAND_PARAM(PACKET_SERVER_NEED_PASSWORD)(NetworkClientState *cs, NetworkPasswordType type)
|
|
|
185 |
{
|
|
|
186 |
//
|
|
|
187 |
// Packet: SERVER_NEED_PASSWORD
|
|
|
188 |
// Function: Indication to the client that the server needs a password
|
|
|
189 |
// Data:
|
|
|
190 |
// uint8: Type of password
|
|
|
191 |
//
|
|
|
192 |
|
|
|
193 |
Packet *p = NetworkSend_Init(PACKET_SERVER_NEED_PASSWORD);
|
|
|
194 |
NetworkSend_uint8(p, type);
|
|
|
195 |
NetworkSend_Packet(p, cs);
|
|
|
196 |
}
|
|
|
197 |
|
|
|
198 |
DEF_SERVER_SEND_COMMAND(PACKET_SERVER_WELCOME)
|
|
|
199 |
{
|
|
|
200 |
//
|
|
|
201 |
// Packet: SERVER_WELCOME
|
|
|
202 |
// Function: The client is joined and ready to receive his map
|
|
|
203 |
// Data:
|
|
|
204 |
// uint16: Own ClientID
|
|
|
205 |
//
|
|
|
206 |
|
|
|
207 |
Packet *p;
|
|
|
208 |
const NetworkClientState *new_cs;
|
|
|
209 |
|
|
|
210 |
// Invalid packet when status is AUTH or higher
|
|
|
211 |
if (cs->status >= STATUS_AUTH) return;
|
|
|
212 |
|
|
|
213 |
cs->status = STATUS_AUTH;
|
|
|
214 |
_network_game_info.clients_on++;
|
|
|
215 |
|
|
|
216 |
p = NetworkSend_Init(PACKET_SERVER_WELCOME);
|
|
|
217 |
NetworkSend_uint16(p, cs->index);
|
|
|
218 |
NetworkSend_Packet(p, cs);
|
|
|
219 |
|
|
|
220 |
// Transmit info about all the active clients
|
|
|
221 |
FOR_ALL_CLIENTS(new_cs) {
|
|
|
222 |
if (new_cs != cs && new_cs->status > STATUS_AUTH)
|
|
|
223 |
SEND_COMMAND(PACKET_SERVER_CLIENT_INFO)(cs, DEREF_CLIENT_INFO(new_cs));
|
|
|
224 |
}
|
|
|
225 |
// Also send the info of the server
|
|
|
226 |
SEND_COMMAND(PACKET_SERVER_CLIENT_INFO)(cs, NetworkFindClientInfoFromIndex(NETWORK_SERVER_INDEX));
|
|
|
227 |
}
|
|
|
228 |
|
|
|
229 |
DEF_SERVER_SEND_COMMAND(PACKET_SERVER_WAIT)
|
|
|
230 |
{
|
|
|
231 |
//
|
|
|
232 |
// Packet: PACKET_SERVER_WAIT
|
|
|
233 |
// Function: The client can not receive the map at the moment because
|
|
|
234 |
// someone else is already receiving the map
|
|
|
235 |
// Data:
|
|
|
236 |
// uint8: Clients awaiting map
|
|
|
237 |
//
|
|
|
238 |
int waiting = 0;
|
|
|
239 |
NetworkClientState *new_cs;
|
|
|
240 |
Packet *p;
|
|
|
241 |
|
|
|
242 |
// Count how many players are waiting in the queue
|
|
|
243 |
FOR_ALL_CLIENTS(new_cs) {
|
|
|
244 |
if (new_cs->status == STATUS_MAP_WAIT) waiting++;
|
|
|
245 |
}
|
|
|
246 |
|
|
|
247 |
p = NetworkSend_Init(PACKET_SERVER_WAIT);
|
|
|
248 |
NetworkSend_uint8(p, waiting);
|
|
|
249 |
NetworkSend_Packet(p, cs);
|
|
|
250 |
}
|
|
|
251 |
|
|
|
252 |
// This sends the map to the client
|
|
|
253 |
DEF_SERVER_SEND_COMMAND(PACKET_SERVER_MAP)
|
|
|
254 |
{
|
|
|
255 |
//
|
|
|
256 |
// Packet: SERVER_MAP
|
|
|
257 |
// Function: Sends the map to the client, or a part of it (it is splitted in
|
|
|
258 |
// a lot of multiple packets)
|
|
|
259 |
// Data:
|
|
|
260 |
// uint8: packet-type (MAP_PACKET_START, MAP_PACKET_NORMAL and MAP_PACKET_END)
|
|
|
261 |
// if MAP_PACKET_START:
|
|
|
262 |
// uint32: The current FrameCounter
|
|
|
263 |
// if MAP_PACKET_NORMAL:
|
|
|
264 |
// piece of the map (till max-size of packet)
|
|
|
265 |
// if MAP_PACKET_END:
|
|
|
266 |
// uint32: seed0 of player
|
|
|
267 |
// uint32: seed1 of player
|
|
|
268 |
// last 2 are repeated MAX_PLAYERS time
|
|
|
269 |
//
|
|
|
270 |
|
|
|
271 |
static FILE *file_pointer;
|
|
|
272 |
static uint sent_packets; // How many packets we did send succecfully last time
|
|
|
273 |
|
|
|
274 |
if (cs->status < STATUS_AUTH) {
|
|
|
275 |
// Illegal call, return error and ignore the packet
|
|
|
276 |
SEND_COMMAND(PACKET_SERVER_ERROR)(cs, NETWORK_ERROR_NOT_AUTHORIZED);
|
|
|
277 |
return;
|
|
|
278 |
}
|
|
|
279 |
|
|
|
280 |
if (cs->status == STATUS_AUTH) {
|
|
|
281 |
char filename[256];
|
|
|
282 |
Packet *p;
|
|
|
283 |
|
|
|
284 |
// Make a dump of the current game
|
|
|
285 |
snprintf(filename, lengthof(filename), "%s%snetwork_server.tmp", _paths.autosave_dir, PATHSEP);
|
|
|
286 |
if (SaveOrLoad(filename, SL_SAVE) != SL_OK) error("network savedump failed");
|
|
|
287 |
|
|
|
288 |
file_pointer = fopen(filename, "rb");
|
|
|
289 |
fseek(file_pointer, 0, SEEK_END);
|
|
|
290 |
|
|
|
291 |
// Now send the _frame_counter and how many packets are coming
|
|
|
292 |
p = NetworkSend_Init(PACKET_SERVER_MAP);
|
|
|
293 |
NetworkSend_uint8(p, MAP_PACKET_START);
|
|
|
294 |
NetworkSend_uint32(p, _frame_counter);
|
|
|
295 |
NetworkSend_uint32(p, ftell(file_pointer));
|
|
|
296 |
NetworkSend_Packet(p, cs);
|
|
|
297 |
|
|
|
298 |
fseek(file_pointer, 0, SEEK_SET);
|
|
|
299 |
|
|
|
300 |
sent_packets = 4; // We start with trying 4 packets
|
|
|
301 |
|
|
|
302 |
cs->status = STATUS_MAP;
|
|
|
303 |
/* Mark the start of download */
|
|
|
304 |
cs->last_frame = _frame_counter;
|
|
|
305 |
cs->last_frame_server = _frame_counter;
|
|
|
306 |
}
|
|
|
307 |
|
|
|
308 |
if (cs->status == STATUS_MAP) {
|
|
|
309 |
uint i;
|
|
|
310 |
int res;
|
|
|
311 |
for (i = 0; i < sent_packets; i++) {
|
|
|
312 |
Packet *p = NetworkSend_Init(PACKET_SERVER_MAP);
|
|
|
313 |
NetworkSend_uint8(p, MAP_PACKET_NORMAL);
|
|
|
314 |
res = (int)fread(p->buffer + p->size, 1, SEND_MTU - p->size, file_pointer);
|
|
|
315 |
|
|
|
316 |
if (ferror(file_pointer)) error("Error reading temporary network savegame!");
|
|
|
317 |
|
|
|
318 |
p->size += res;
|
|
|
319 |
NetworkSend_Packet(p, cs);
|
|
|
320 |
if (feof(file_pointer)) {
|
|
|
321 |
// Done reading!
|
|
|
322 |
Packet *p = NetworkSend_Init(PACKET_SERVER_MAP);
|
|
|
323 |
NetworkSend_uint8(p, MAP_PACKET_END);
|
|
|
324 |
NetworkSend_Packet(p, cs);
|
|
|
325 |
|
|
|
326 |
// Set the status to DONE_MAP, no we will wait for the client
|
|
|
327 |
// to send it is ready (maybe that happens like never ;))
|
|
|
328 |
cs->status = STATUS_DONE_MAP;
|
|
|
329 |
fclose(file_pointer);
|
|
|
330 |
|
|
|
331 |
{
|
|
|
332 |
NetworkClientState *new_cs;
|
|
|
333 |
bool new_map_client = false;
|
|
|
334 |
// Check if there is a client waiting for receiving the map
|
|
|
335 |
// and start sending him the map
|
|
|
336 |
FOR_ALL_CLIENTS(new_cs) {
|
|
|
337 |
if (new_cs->status == STATUS_MAP_WAIT) {
|
|
|
338 |
// Check if we already have a new client to send the map to
|
|
|
339 |
if (!new_map_client) {
|
|
|
340 |
// If not, this client will get the map
|
|
|
341 |
new_cs->status = STATUS_AUTH;
|
|
|
342 |
new_map_client = true;
|
|
|
343 |
SEND_COMMAND(PACKET_SERVER_MAP)(new_cs);
|
|
|
344 |
} else {
|
|
|
345 |
// Else, send the other clients how many clients are in front of them
|
|
|
346 |
SEND_COMMAND(PACKET_SERVER_WAIT)(new_cs);
|
|
|
347 |
}
|
|
|
348 |
}
|
|
|
349 |
}
|
|
|
350 |
}
|
|
|
351 |
|
|
|
352 |
// There is no more data, so break the for
|
|
|
353 |
break;
|
|
|
354 |
}
|
|
|
355 |
}
|
|
|
356 |
|
|
|
357 |
// Send all packets (forced) and check if we have send it all
|
|
|
358 |
NetworkSend_Packets(cs);
|
|
|
359 |
if (cs->packet_queue == NULL) {
|
|
|
360 |
// All are sent, increase the sent_packets
|
|
|
361 |
sent_packets *= 2;
|
|
|
362 |
} else {
|
|
|
363 |
// Not everything is sent, decrease the sent_packets
|
|
|
364 |
if (sent_packets > 1) sent_packets /= 2;
|
|
|
365 |
}
|
|
|
366 |
}
|
|
|
367 |
}
|
|
|
368 |
|
|
|
369 |
DEF_SERVER_SEND_COMMAND_PARAM(PACKET_SERVER_JOIN)(NetworkClientState *cs, uint16 client_index)
|
|
|
370 |
{
|
|
|
371 |
//
|
|
|
372 |
// Packet: SERVER_JOIN
|
|
|
373 |
// Function: A client is joined (all active clients receive this after a
|
|
|
374 |
// PACKET_CLIENT_MAP_OK) Mostly what directly follows is a
|
|
|
375 |
// PACKET_SERVER_CLIENT_INFO
|
|
|
376 |
// Data:
|
|
|
377 |
// uint16: Client-Index
|
|
|
378 |
//
|
|
|
379 |
|
|
|
380 |
Packet *p = NetworkSend_Init(PACKET_SERVER_JOIN);
|
|
|
381 |
|
|
|
382 |
NetworkSend_uint16(p, client_index);
|
|
|
383 |
|
|
|
384 |
NetworkSend_Packet(p, cs);
|
|
|
385 |
}
|
|
|
386 |
|
|
|
387 |
|
|
|
388 |
DEF_SERVER_SEND_COMMAND(PACKET_SERVER_FRAME)
|
|
|
389 |
{
|
|
|
390 |
//
|
|
|
391 |
// Packet: SERVER_FRAME
|
|
|
392 |
// Function: Sends the current frame-counter to the client
|
|
|
393 |
// Data:
|
|
|
394 |
// uint32: Frame Counter
|
|
|
395 |
// uint32: Frame Counter Max (how far may the client walk before the server?)
|
|
|
396 |
// [uint32: general-seed-1]
|
|
|
397 |
// [uint32: general-seed-2]
|
|
|
398 |
// (last two depends on compile-settings, and are not default settings)
|
|
|
399 |
//
|
|
|
400 |
|
|
|
401 |
Packet *p = NetworkSend_Init(PACKET_SERVER_FRAME);
|
|
|
402 |
NetworkSend_uint32(p, _frame_counter);
|
|
|
403 |
NetworkSend_uint32(p, _frame_counter_max);
|
|
|
404 |
#ifdef ENABLE_NETWORK_SYNC_EVERY_FRAME
|
|
|
405 |
NetworkSend_uint32(p, _sync_seed_1);
|
|
|
406 |
#ifdef NETWORK_SEND_DOUBLE_SEED
|
|
|
407 |
NetworkSend_uint32(p, _sync_seed_2);
|
|
|
408 |
#endif
|
|
|
409 |
#endif
|
|
|
410 |
NetworkSend_Packet(p, cs);
|
|
|
411 |
}
|
|
|
412 |
|
|
|
413 |
DEF_SERVER_SEND_COMMAND(PACKET_SERVER_SYNC)
|
|
|
414 |
{
|
|
|
415 |
//
|
|
|
416 |
// Packet: SERVER_SYNC
|
|
|
417 |
// Function: Sends a sync-check to the client
|
|
|
418 |
// Data:
|
|
|
419 |
// uint32: Frame Counter
|
|
|
420 |
// uint32: General-seed-1
|
|
|
421 |
// [uint32: general-seed-2]
|
|
|
422 |
// (last one depends on compile-settings, and are not default settings)
|
|
|
423 |
//
|
|
|
424 |
|
|
|
425 |
Packet *p = NetworkSend_Init(PACKET_SERVER_SYNC);
|
|
|
426 |
NetworkSend_uint32(p, _frame_counter);
|
|
|
427 |
NetworkSend_uint32(p, _sync_seed_1);
|
|
|
428 |
|
|
|
429 |
#ifdef NETWORK_SEND_DOUBLE_SEED
|
|
|
430 |
NetworkSend_uint32(p, _sync_seed_2);
|
|
|
431 |
#endif
|
|
|
432 |
NetworkSend_Packet(p, cs);
|
|
|
433 |
}
|
|
|
434 |
|
|
|
435 |
DEF_SERVER_SEND_COMMAND_PARAM(PACKET_SERVER_COMMAND)(NetworkClientState *cs, CommandPacket *cp)
|
|
|
436 |
{
|
|
|
437 |
//
|
|
|
438 |
// Packet: SERVER_COMMAND
|
|
|
439 |
// Function: Sends a DoCommand to the client
|
|
|
440 |
// Data:
|
|
|
441 |
// uint8: PlayerID (0..MAX_PLAYERS-1)
|
|
|
442 |
// uint32: CommandID (see command.h)
|
|
|
443 |
// uint32: P1 (free variables used in DoCommand)
|
|
|
444 |
// uint32: P2
|
|
|
445 |
// uint32: Tile
|
|
|
446 |
// string: text
|
|
|
447 |
// uint8: CallBackID (see callback_table.c)
|
|
|
448 |
// uint32: Frame of execution
|
|
|
449 |
//
|
|
|
450 |
|
|
|
451 |
Packet *p = NetworkSend_Init(PACKET_SERVER_COMMAND);
|
|
|
452 |
|
|
|
453 |
NetworkSend_uint8(p, cp->player);
|
|
|
454 |
NetworkSend_uint32(p, cp->cmd);
|
|
|
455 |
NetworkSend_uint32(p, cp->p1);
|
|
|
456 |
NetworkSend_uint32(p, cp->p2);
|
|
|
457 |
NetworkSend_uint32(p, cp->tile);
|
|
|
458 |
NetworkSend_string(p, cp->text);
|
|
|
459 |
NetworkSend_uint8(p, cp->callback);
|
|
|
460 |
NetworkSend_uint32(p, cp->frame);
|
|
|
461 |
|
|
|
462 |
NetworkSend_Packet(p, cs);
|
|
|
463 |
}
|
|
|
464 |
|
|
|
465 |
DEF_SERVER_SEND_COMMAND_PARAM(PACKET_SERVER_CHAT)(NetworkClientState *cs, NetworkAction action, uint16 client_index, bool self_send, const char *msg)
|
|
|
466 |
{
|
|
|
467 |
//
|
|
|
468 |
// Packet: SERVER_CHAT
|
|
|
469 |
// Function: Sends a chat-packet to the client
|
|
|
470 |
// Data:
|
|
|
471 |
// uint8: ActionID (see network_data.h, NetworkAction)
|
|
|
472 |
// uint16: Client-index
|
|
|
473 |
// String: Message (max MAX_TEXT_MSG_LEN)
|
|
|
474 |
//
|
|
|
475 |
|
|
|
476 |
Packet *p = NetworkSend_Init(PACKET_SERVER_CHAT);
|
|
|
477 |
|
|
|
478 |
NetworkSend_uint8(p, action);
|
|
|
479 |
NetworkSend_uint16(p, client_index);
|
|
|
480 |
NetworkSend_uint8(p, self_send);
|
|
|
481 |
NetworkSend_string(p, msg);
|
|
|
482 |
|
|
|
483 |
NetworkSend_Packet(p, cs);
|
|
|
484 |
}
|
|
|
485 |
|
|
|
486 |
DEF_SERVER_SEND_COMMAND_PARAM(PACKET_SERVER_ERROR_QUIT)(NetworkClientState *cs, uint16 client_index, NetworkErrorCode errorno)
|
|
|
487 |
{
|
|
|
488 |
//
|
|
|
489 |
// Packet: SERVER_ERROR_QUIT
|
|
|
490 |
// Function: One of the clients made an error and is quiting the game
|
|
|
491 |
// This packet informs the other clients of that.
|
|
|
492 |
// Data:
|
|
|
493 |
// uint16: Client-index
|
|
|
494 |
// uint8: ErrorID (see network_data.h, NetworkErrorCode)
|
|
|
495 |
//
|
|
|
496 |
|
|
|
497 |
Packet *p = NetworkSend_Init(PACKET_SERVER_ERROR_QUIT);
|
|
|
498 |
|
|
|
499 |
NetworkSend_uint16(p, client_index);
|
|
|
500 |
NetworkSend_uint8(p, errorno);
|
|
|
501 |
|
|
|
502 |
NetworkSend_Packet(p, cs);
|
|
|
503 |
}
|
|
|
504 |
|
|
|
505 |
DEF_SERVER_SEND_COMMAND_PARAM(PACKET_SERVER_QUIT)(NetworkClientState *cs, uint16 client_index, const char *leavemsg)
|
|
|
506 |
{
|
|
|
507 |
//
|
|
|
508 |
// Packet: SERVER_ERROR_QUIT
|
|
|
509 |
// Function: A client left the game, and this packets informs the other clients
|
|
|
510 |
// of that.
|
|
|
511 |
// Data:
|
|
|
512 |
// uint16: Client-index
|
|
|
513 |
// String: leave-message
|
|
|
514 |
//
|
|
|
515 |
|
|
|
516 |
Packet *p = NetworkSend_Init(PACKET_SERVER_QUIT);
|
|
|
517 |
|
|
|
518 |
NetworkSend_uint16(p, client_index);
|
|
|
519 |
NetworkSend_string(p, leavemsg);
|
|
|
520 |
|
|
|
521 |
NetworkSend_Packet(p, cs);
|
|
|
522 |
}
|
|
|
523 |
|
|
|
524 |
DEF_SERVER_SEND_COMMAND(PACKET_SERVER_SHUTDOWN)
|
|
|
525 |
{
|
|
|
526 |
//
|
|
|
527 |
// Packet: SERVER_SHUTDOWN
|
|
|
528 |
// Function: Let the clients know that the server is closing
|
|
|
529 |
// Data:
|
|
|
530 |
// <none>
|
|
|
531 |
//
|
|
|
532 |
|
|
|
533 |
Packet *p = NetworkSend_Init(PACKET_SERVER_SHUTDOWN);
|
|
|
534 |
NetworkSend_Packet(p, cs);
|
|
|
535 |
}
|
|
|
536 |
|
|
|
537 |
DEF_SERVER_SEND_COMMAND(PACKET_SERVER_NEWGAME)
|
|
|
538 |
{
|
|
|
539 |
//
|
|
|
540 |
// Packet: PACKET_SERVER_NEWGAME
|
|
|
541 |
// Function: Let the clients know that the server is loading a new map
|
|
|
542 |
// Data:
|
|
|
543 |
// <none>
|
|
|
544 |
//
|
|
|
545 |
|
|
|
546 |
Packet *p = NetworkSend_Init(PACKET_SERVER_NEWGAME);
|
|
|
547 |
NetworkSend_Packet(p, cs);
|
|
|
548 |
}
|
|
|
549 |
|
|
|
550 |
DEF_SERVER_SEND_COMMAND_PARAM(PACKET_SERVER_RCON)(NetworkClientState *cs, uint16 color, const char *command)
|
|
|
551 |
{
|
|
|
552 |
Packet *p = NetworkSend_Init(PACKET_SERVER_RCON);
|
|
|
553 |
|
|
|
554 |
NetworkSend_uint16(p, color);
|
|
|
555 |
NetworkSend_string(p, command);
|
|
|
556 |
NetworkSend_Packet(p, cs);
|
|
|
557 |
}
|
|
|
558 |
|
|
|
559 |
// **********
|
|
|
560 |
// Receiving functions
|
|
|
561 |
// DEF_SERVER_RECEIVE_COMMAND has parameter: NetworkClientState *cs, Packet *p
|
|
|
562 |
// **********
|
|
|
563 |
|
|
|
564 |
DEF_SERVER_RECEIVE_COMMAND(PACKET_CLIENT_COMPANY_INFO)
|
|
|
565 |
{
|
|
|
566 |
SEND_COMMAND(PACKET_SERVER_COMPANY_INFO)(cs);
|
|
|
567 |
}
|
|
|
568 |
|
|
|
569 |
DEF_SERVER_RECEIVE_COMMAND(PACKET_CLIENT_JOIN)
|
|
|
570 |
{
|
|
|
571 |
char name[NETWORK_CLIENT_NAME_LENGTH];
|
|
|
572 |
char unique_id[NETWORK_NAME_LENGTH];
|
|
|
573 |
NetworkClientInfo *ci;
|
|
|
574 |
byte playas;
|
|
|
575 |
NetworkLanguage client_lang;
|
|
|
576 |
char client_revision[NETWORK_REVISION_LENGTH];
|
|
|
577 |
|
|
|
578 |
NetworkRecv_string(cs, p, client_revision, sizeof(client_revision));
|
|
|
579 |
|
|
|
580 |
#if defined(WITH_REV) || defined(WITH_REV_HACK)
|
|
|
581 |
// Check if the client has revision control enabled
|
|
|
582 |
if (strcmp(NOREV_STRING, client_revision) != 0 &&
|
|
|
583 |
strcmp(_network_game_info.server_revision, client_revision) != 0) {
|
|
|
584 |
// Different revisions!!
|
|
|
585 |
SEND_COMMAND(PACKET_SERVER_ERROR)(cs, NETWORK_ERROR_WRONG_REVISION);
|
|
|
586 |
return;
|
|
|
587 |
}
|
|
|
588 |
#endif
|
|
|
589 |
|
|
|
590 |
NetworkRecv_string(cs, p, name, sizeof(name));
|
|
|
591 |
playas = NetworkRecv_uint8(cs, p);
|
|
|
592 |
client_lang = NetworkRecv_uint8(cs, p);
|
|
|
593 |
NetworkRecv_string(cs, p, unique_id, sizeof(unique_id));
|
|
|
594 |
|
|
|
595 |
if (cs->has_quit) return;
|
|
|
596 |
|
|
|
597 |
// join another company does not affect these values
|
|
|
598 |
switch (playas) {
|
|
|
599 |
case PLAYER_NEW_COMPANY: /* New company */
|
|
|
600 |
if (ActivePlayerCount() >= _network_game_info.companies_max) {
|
|
|
601 |
SEND_COMMAND(PACKET_SERVER_ERROR)(cs, NETWORK_ERROR_FULL);
|
|
|
602 |
return;
|
|
|
603 |
}
|
|
|
604 |
break;
|
|
|
605 |
case PLAYER_SPECTATOR: /* Spectator */
|
|
|
606 |
if (NetworkSpectatorCount() >= _network_game_info.spectators_max) {
|
|
|
607 |
SEND_COMMAND(PACKET_SERVER_ERROR)(cs, NETWORK_ERROR_FULL);
|
|
|
608 |
return;
|
|
|
609 |
}
|
|
|
610 |
break;
|
|
|
611 |
default: /* Join another company (companies 1-8 (index 0-7)) */
|
|
|
612 |
if (!IsValidPlayer(playas)) {
|
|
|
613 |
SEND_COMMAND(PACKET_SERVER_ERROR)(cs, NETWORK_ERROR_PLAYER_MISMATCH);
|
|
|
614 |
return;
|
|
|
615 |
}
|
|
|
616 |
break;
|
|
|
617 |
}
|
|
|
618 |
|
|
|
619 |
// We need a valid name.. make it Player
|
|
|
620 |
if (*name == '\0') ttd_strlcpy(name, "Player", sizeof(name));
|
|
|
621 |
|
|
|
622 |
if (!NetworkFindName(name)) { // Change name if duplicate
|
|
|
623 |
// We could not create a name for this player
|
|
|
624 |
SEND_COMMAND(PACKET_SERVER_ERROR)(cs, NETWORK_ERROR_NAME_IN_USE);
|
|
|
625 |
return;
|
|
|
626 |
}
|
|
|
627 |
|
|
|
628 |
ci = DEREF_CLIENT_INFO(cs);
|
|
|
629 |
|
|
|
630 |
ttd_strlcpy(ci->client_name, name, sizeof(ci->client_name));
|
|
|
631 |
ttd_strlcpy(ci->unique_id, unique_id, sizeof(ci->unique_id));
|
|
|
632 |
ci->client_playas = playas;
|
|
|
633 |
ci->client_lang = client_lang;
|
|
|
634 |
|
|
|
635 |
// We now want a password from the client
|
|
|
636 |
// else we do not allow him in!
|
|
|
637 |
if (_network_game_info.use_password) {
|
|
|
638 |
SEND_COMMAND(PACKET_SERVER_NEED_PASSWORD)(cs, NETWORK_GAME_PASSWORD);
|
|
|
639 |
} else {
|
|
|
640 |
if (IsValidPlayer(ci->client_playas) && _network_player_info[ci->client_playas].password[0] != '\0') {
|
|
|
641 |
SEND_COMMAND(PACKET_SERVER_NEED_PASSWORD)(cs, NETWORK_COMPANY_PASSWORD);
|
|
|
642 |
} else {
|
|
|
643 |
SEND_COMMAND(PACKET_SERVER_WELCOME)(cs);
|
|
|
644 |
}
|
|
|
645 |
}
|
|
|
646 |
|
|
|
647 |
/* Make sure companies to which people try to join are not autocleaned */
|
|
|
648 |
if (IsValidPlayer(playas)) _network_player_info[playas].months_empty = 0;
|
|
|
649 |
}
|
|
|
650 |
|
|
|
651 |
DEF_SERVER_RECEIVE_COMMAND(PACKET_CLIENT_PASSWORD)
|
|
|
652 |
{
|
|
|
653 |
NetworkPasswordType type;
|
|
|
654 |
char password[NETWORK_PASSWORD_LENGTH];
|
|
|
655 |
const NetworkClientInfo *ci;
|
|
|
656 |
|
|
|
657 |
type = NetworkRecv_uint8(cs, p);
|
|
|
658 |
NetworkRecv_string(cs, p, password, sizeof(password));
|
|
|
659 |
|
|
|
660 |
if (cs->status == STATUS_INACTIVE && type == NETWORK_GAME_PASSWORD) {
|
|
|
661 |
// Check game-password
|
|
|
662 |
if (strcmp(password, _network_game_info.server_password) != 0) {
|
|
|
663 |
// Password is invalid
|
|
|
664 |
SEND_COMMAND(PACKET_SERVER_ERROR)(cs, NETWORK_ERROR_WRONG_PASSWORD);
|
|
|
665 |
return;
|
|
|
666 |
}
|
|
|
667 |
|
|
|
668 |
ci = DEREF_CLIENT_INFO(cs);
|
|
|
669 |
|
|
|
670 |
if (IsValidPlayer(ci->client_playas) && _network_player_info[ci->client_playas].password[0] != '\0') {
|
|
|
671 |
SEND_COMMAND(PACKET_SERVER_NEED_PASSWORD)(cs, NETWORK_COMPANY_PASSWORD);
|
|
|
672 |
return;
|
|
|
673 |
}
|
|
|
674 |
|
|
|
675 |
// Valid password, allow user
|
|
|
676 |
SEND_COMMAND(PACKET_SERVER_WELCOME)(cs);
|
|
|
677 |
return;
|
|
|
678 |
} else if (cs->status == STATUS_INACTIVE && type == NETWORK_COMPANY_PASSWORD) {
|
|
|
679 |
ci = DEREF_CLIENT_INFO(cs);
|
|
|
680 |
|
|
|
681 |
if (strcmp(password, _network_player_info[ci->client_playas].password) != 0) {
|
|
|
682 |
// Password is invalid
|
|
|
683 |
SEND_COMMAND(PACKET_SERVER_ERROR)(cs, NETWORK_ERROR_WRONG_PASSWORD);
|
|
|
684 |
return;
|
|
|
685 |
}
|
|
|
686 |
|
|
|
687 |
SEND_COMMAND(PACKET_SERVER_WELCOME)(cs);
|
|
|
688 |
return;
|
|
|
689 |
}
|
|
|
690 |
|
|
|
691 |
|
|
|
692 |
SEND_COMMAND(PACKET_SERVER_ERROR)(cs, NETWORK_ERROR_NOT_EXPECTED);
|
|
|
693 |
return;
|
|
|
694 |
}
|
|
|
695 |
|
|
|
696 |
DEF_SERVER_RECEIVE_COMMAND(PACKET_CLIENT_GETMAP)
|
|
|
697 |
{
|
|
|
698 |
const NetworkClientState *new_cs;
|
|
|
699 |
|
|
|
700 |
// The client was never joined.. so this is impossible, right?
|
|
|
701 |
// Ignore the packet, give the client a warning, and close his connection
|
|
|
702 |
if (cs->status < STATUS_AUTH || cs->has_quit) {
|
|
|
703 |
SEND_COMMAND(PACKET_SERVER_ERROR)(cs, NETWORK_ERROR_NOT_AUTHORIZED);
|
|
|
704 |
return;
|
|
|
705 |
}
|
|
|
706 |
|
|
|
707 |
// Check if someone else is receiving the map
|
|
|
708 |
FOR_ALL_CLIENTS(new_cs) {
|
|
|
709 |
if (new_cs->status == STATUS_MAP) {
|
|
|
710 |
// Tell the new client to wait
|
|
|
711 |
cs->status = STATUS_MAP_WAIT;
|
|
|
712 |
SEND_COMMAND(PACKET_SERVER_WAIT)(cs);
|
|
|
713 |
return;
|
|
|
714 |
}
|
|
|
715 |
}
|
|
|
716 |
|
|
|
717 |
// We receive a request to upload the map.. give it to the client!
|
|
|
718 |
SEND_COMMAND(PACKET_SERVER_MAP)(cs);
|
|
|
719 |
}
|
|
|
720 |
|
|
|
721 |
DEF_SERVER_RECEIVE_COMMAND(PACKET_CLIENT_MAP_OK)
|
|
|
722 |
{
|
|
|
723 |
// Client has the map, now start syncing
|
|
|
724 |
if (cs->status == STATUS_DONE_MAP && !cs->has_quit) {
|
|
|
725 |
char client_name[NETWORK_CLIENT_NAME_LENGTH];
|
|
|
726 |
NetworkClientState *new_cs;
|
|
|
727 |
|
|
|
728 |
NetworkGetClientName(client_name, sizeof(client_name), cs);
|
|
|
729 |
|
|
|
730 |
NetworkTextMessage(NETWORK_ACTION_JOIN, 1, false, client_name, "");
|
|
|
731 |
|
|
|
732 |
// Mark the client as pre-active, and wait for an ACK
|
|
|
733 |
// so we know he is done loading and in sync with us
|
|
|
734 |
cs->status = STATUS_PRE_ACTIVE;
|
|
|
735 |
NetworkHandleCommandQueue(cs);
|
|
|
736 |
SEND_COMMAND(PACKET_SERVER_FRAME)(cs);
|
|
|
737 |
SEND_COMMAND(PACKET_SERVER_SYNC)(cs);
|
|
|
738 |
|
|
|
739 |
// This is the frame the client receives
|
|
|
740 |
// we need it later on to make sure the client is not too slow
|
|
|
741 |
cs->last_frame = _frame_counter;
|
|
|
742 |
cs->last_frame_server = _frame_counter;
|
|
|
743 |
|
|
|
744 |
FOR_ALL_CLIENTS(new_cs) {
|
|
|
745 |
if (new_cs->status > STATUS_AUTH) {
|
|
|
746 |
SEND_COMMAND(PACKET_SERVER_CLIENT_INFO)(new_cs, DEREF_CLIENT_INFO(cs));
|
|
|
747 |
SEND_COMMAND(PACKET_SERVER_JOIN)(new_cs, cs->index);
|
|
|
748 |
}
|
|
|
749 |
}
|
|
|
750 |
|
|
|
751 |
if (_network_pause_on_join) {
|
|
|
752 |
/* Now pause the game till the client is in sync */
|
|
|
753 |
DoCommandP(0, 1, 0, NULL, CMD_PAUSE);
|
|
|
754 |
|
|
|
755 |
NetworkServer_HandleChat(NETWORK_ACTION_SERVER_MESSAGE, DESTTYPE_BROADCAST, 0, "Game paused (incoming client)", NETWORK_SERVER_INDEX);
|
|
|
756 |
}
|
|
|
757 |
} else {
|
|
|
758 |
// Wrong status for this packet, give a warning to client, and close connection
|
|
|
759 |
SEND_COMMAND(PACKET_SERVER_ERROR)(cs, NETWORK_ERROR_NOT_EXPECTED);
|
|
|
760 |
}
|
|
|
761 |
}
|
|
|
762 |
|
|
|
763 |
/** Enforce the command flags.
|
|
|
764 |
* Eg a server-only command can only be executed by a server, etc.
|
|
|
765 |
* @param *cp the commandpacket that is going to be checked
|
|
|
766 |
* @param *ci client information for debugging output to console
|
|
|
767 |
*/
|
|
|
768 |
static bool CheckCommandFlags(const CommandPacket *cp, const NetworkClientInfo *ci)
|
|
|
769 |
{
|
|
|
770 |
byte flags = GetCommandFlags(cp->cmd);
|
|
|
771 |
|
|
|
772 |
if (flags & CMD_SERVER && ci->client_index != NETWORK_SERVER_INDEX) {
|
|
|
773 |
IConsolePrintF(_icolour_err, "WARNING: server only command from client %d (IP: %s), kicking...", ci->client_index, GetPlayerIP(ci));
|
|
|
774 |
return false;
|
|
|
775 |
}
|
|
|
776 |
|
|
|
777 |
if (flags & CMD_OFFLINE) {
|
|
|
778 |
IConsolePrintF(_icolour_err, "WARNING: offline only command from client %d (IP: %s), kicking...", ci->client_index, GetPlayerIP(ci));
|
|
|
779 |
return false;
|
|
|
780 |
}
|
|
|
781 |
|
|
|
782 |
return true;
|
|
|
783 |
}
|
|
|
784 |
|
|
|
785 |
/** The client has done a command and wants us to handle it
|
|
|
786 |
* @param *cs the connected client that has sent the command
|
|
|
787 |
* @param *p the packet in which the command was sent
|
|
|
788 |
*/
|
|
|
789 |
DEF_SERVER_RECEIVE_COMMAND(PACKET_CLIENT_COMMAND)
|
|
|
790 |
{
|
|
|
791 |
NetworkClientState *new_cs;
|
|
|
792 |
const NetworkClientInfo *ci;
|
|
|
793 |
byte callback;
|
|
|
794 |
|
|
|
795 |
CommandPacket *cp = malloc(sizeof(CommandPacket));
|
|
|
796 |
|
|
|
797 |
// The client was never joined.. so this is impossible, right?
|
|
|
798 |
// Ignore the packet, give the client a warning, and close his connection
|
|
|
799 |
if (cs->status < STATUS_DONE_MAP || cs->has_quit) {
|
|
|
800 |
SEND_COMMAND(PACKET_SERVER_ERROR)(cs, NETWORK_ERROR_NOT_EXPECTED);
|
|
|
801 |
return;
|
|
|
802 |
}
|
|
|
803 |
|
|
|
804 |
cp->player = NetworkRecv_uint8(cs, p);
|
|
|
805 |
cp->cmd = NetworkRecv_uint32(cs, p);
|
|
|
806 |
cp->p1 = NetworkRecv_uint32(cs, p);
|
|
|
807 |
cp->p2 = NetworkRecv_uint32(cs, p);
|
|
|
808 |
cp->tile = NetworkRecv_uint32(cs, p);
|
|
|
809 |
NetworkRecv_string(cs, p, cp->text, lengthof(cp->text));
|
|
|
810 |
|
|
|
811 |
callback = NetworkRecv_uint8(cs, p);
|
|
|
812 |
|
|
|
813 |
if (cs->has_quit) return;
|
|
|
814 |
|
|
|
815 |
ci = DEREF_CLIENT_INFO(cs);
|
|
|
816 |
|
|
|
817 |
/* Check if cp->cmd is valid */
|
|
|
818 |
if (!IsValidCommand(cp->cmd)) {
|
|
|
819 |
IConsolePrintF(_icolour_err, "WARNING: invalid command from client %d (IP: %s).", ci->client_index, GetPlayerIP(ci));
|
|
|
820 |
SEND_COMMAND(PACKET_SERVER_ERROR)(cs, NETWORK_ERROR_NOT_EXPECTED);
|
|
|
821 |
return;
|
|
|
822 |
}
|
|
|
823 |
|
|
|
824 |
if (!CheckCommandFlags(cp, ci)) {
|
|
|
825 |
SEND_COMMAND(PACKET_SERVER_ERROR)(cs, NETWORK_ERROR_KICKED);
|
|
|
826 |
return;
|
|
|
827 |
}
|
|
|
828 |
|
|
|
829 |
/** Only CMD_PLAYER_CTRL is always allowed, for the rest, playas needs
|
|
|
830 |
* to match the player in the packet. If it doesn't, the client has done
|
|
|
831 |
* something pretty naughty (or a bug), and will be kicked
|
|
|
832 |
*/
|
|
|
833 |
if (!(cp->cmd == CMD_PLAYER_CTRL && cp->p1 == 0) && ci->client_playas != cp->player) {
|
|
|
834 |
IConsolePrintF(_icolour_err, "WARNING: player %d (IP: %s) tried to execute a command as player %d, kicking...",
|
|
|
835 |
ci->client_playas + 1, GetPlayerIP(ci), cp->player + 1);
|
|
|
836 |
SEND_COMMAND(PACKET_SERVER_ERROR)(cs, NETWORK_ERROR_PLAYER_MISMATCH);
|
|
|
837 |
return;
|
|
|
838 |
}
|
|
|
839 |
|
|
|
840 |
/** @todo CMD_PLAYER_CTRL with p1 = 0 announces a new player to the server. To give the
|
|
|
841 |
* player the correct ID, the server injects p2 and executes the command. Any other p1
|
|
|
842 |
* is prohibited. Pretty ugly and should be redone together with its function.
|
|
|
843 |
* @see CmdPlayerCtrl() players.c:655
|
|
|
844 |
*/
|
|
|
845 |
if (cp->cmd == CMD_PLAYER_CTRL) {
|
|
|
846 |
if (cp->p1 != 0) {
|
|
|
847 |
SEND_COMMAND(PACKET_SERVER_ERROR)(cs, NETWORK_ERROR_CHEATER);
|
|
|
848 |
return;
|
|
|
849 |
}
|
|
|
850 |
|
|
|
851 |
/* XXX - Execute the command as a valid player. Normally this would be done by a
|
|
|
852 |
* spectator, but that is not allowed any commands. So do an impersonation. The drawback
|
|
|
853 |
* of this is that the first company's last_built_tile is also updated... */
|
|
|
854 |
cp->player = 0;
|
|
|
855 |
cp->p2 = cs - _clients; // XXX - UGLY! p2 is mis-used to get the client-id in CmdPlayerCtrl
|
|
|
856 |
}
|
|
|
857 |
|
|
|
858 |
// The frame can be executed in the same frame as the next frame-packet
|
|
|
859 |
// That frame just before that frame is saved in _frame_counter_max
|
|
|
860 |
cp->frame = _frame_counter_max + 1;
|
|
|
861 |
cp->next = NULL;
|
|
|
862 |
|
|
|
863 |
// Queue the command for the clients (are send at the end of the frame
|
|
|
864 |
// if they can handle it ;))
|
|
|
865 |
FOR_ALL_CLIENTS(new_cs) {
|
|
|
866 |
if (new_cs->status >= STATUS_MAP) {
|
|
|
867 |
// Callbacks are only send back to the client who sent them in the
|
|
|
868 |
// first place. This filters that out.
|
|
|
869 |
cp->callback = (new_cs != cs) ? 0 : callback;
|
|
|
870 |
NetworkAddCommandQueue(new_cs, cp);
|
|
|
871 |
}
|
|
|
872 |
}
|
|
|
873 |
|
|
|
874 |
cp->callback = 0;
|
|
|
875 |
// Queue the command on the server
|
|
|
876 |
if (_local_command_queue == NULL) {
|
|
|
877 |
_local_command_queue = cp;
|
|
|
878 |
} else {
|
|
|
879 |
// Find last packet
|
|
|
880 |
CommandPacket *c = _local_command_queue;
|
|
|
881 |
while (c->next != NULL) c = c->next;
|
|
|
882 |
c->next = cp;
|
|
|
883 |
}
|
|
|
884 |
}
|
|
|
885 |
|
|
|
886 |
DEF_SERVER_RECEIVE_COMMAND(PACKET_CLIENT_ERROR)
|
|
|
887 |
{
|
|
|
888 |
// This packets means a client noticed an error and is reporting this
|
|
|
889 |
// to us. Display the error and report it to the other clients
|
|
|
890 |
NetworkClientState *new_cs;
|
|
|
891 |
char str[100];
|
|
|
892 |
char client_name[NETWORK_CLIENT_NAME_LENGTH];
|
|
|
893 |
NetworkErrorCode errorno = NetworkRecv_uint8(cs, p);
|
|
|
894 |
|
|
|
895 |
// The client was never joined.. thank the client for the packet, but ignore it
|
|
|
896 |
if (cs->status < STATUS_DONE_MAP || cs->has_quit) {
|
|
|
897 |
cs->has_quit = true;
|
|
|
898 |
return;
|
|
|
899 |
}
|
|
|
900 |
|
|
|
901 |
NetworkGetClientName(client_name, sizeof(client_name), cs);
|
|
|
902 |
|
|
|
903 |
GetNetworkErrorMsg(str, errorno, lastof(str));
|
|
|
904 |
|
|
|
905 |
DEBUG(net, 2, "'%s' reported an error and is closing its connection (%s)", client_name, str);
|
|
|
906 |
|
|
|
907 |
NetworkTextMessage(NETWORK_ACTION_LEAVE, 1, false, client_name, "%s", str);
|
|
|
908 |
|
|
|
909 |
FOR_ALL_CLIENTS(new_cs) {
|
|
|
910 |
if (new_cs->status > STATUS_AUTH) {
|
|
|
911 |
SEND_COMMAND(PACKET_SERVER_ERROR_QUIT)(new_cs, cs->index, errorno);
|
|
|
912 |
}
|
|
|
913 |
}
|
|
|
914 |
|
|
|
915 |
cs->has_quit = true;
|
|
|
916 |
}
|
|
|
917 |
|
|
|
918 |
DEF_SERVER_RECEIVE_COMMAND(PACKET_CLIENT_QUIT)
|
|
|
919 |
{
|
|
|
920 |
// The client wants to leave. Display this and report it to the other
|
|
|
921 |
// clients.
|
|
|
922 |
NetworkClientState *new_cs;
|
|
|
923 |
char str[100];
|
|
|
924 |
char client_name[NETWORK_CLIENT_NAME_LENGTH];
|
|
|
925 |
|
|
|
926 |
// The client was never joined.. thank the client for the packet, but ignore it
|
|
|
927 |
if (cs->status < STATUS_DONE_MAP || cs->has_quit) {
|
|
|
928 |
cs->has_quit = true;
|
|
|
929 |
return;
|
|
|
930 |
}
|
|
|
931 |
|
|
|
932 |
NetworkRecv_string(cs, p, str, lengthof(str));
|
|
|
933 |
|
|
|
934 |
NetworkGetClientName(client_name, sizeof(client_name), cs);
|
|
|
935 |
|
|
|
936 |
NetworkTextMessage(NETWORK_ACTION_LEAVE, 1, false, client_name, "%s", str);
|
|
|
937 |
|
|
|
938 |
FOR_ALL_CLIENTS(new_cs) {
|
|
|
939 |
if (new_cs->status > STATUS_AUTH) {
|
|
|
940 |
SEND_COMMAND(PACKET_SERVER_QUIT)(new_cs, cs->index, str);
|
|
|
941 |
}
|
|
|
942 |
}
|
|
|
943 |
|
|
|
944 |
cs->has_quit = true;
|
|
|
945 |
}
|
|
|
946 |
|
|
|
947 |
DEF_SERVER_RECEIVE_COMMAND(PACKET_CLIENT_ACK)
|
|
|
948 |
{
|
|
|
949 |
uint32 frame = NetworkRecv_uint32(cs, p);
|
|
|
950 |
|
|
|
951 |
/* The client is trying to catch up with the server */
|
|
|
952 |
if (cs->status == STATUS_PRE_ACTIVE) {
|
|
|
953 |
/* The client is not yet catched up? */
|
|
|
954 |
if (frame + DAY_TICKS < _frame_counter) return;
|
|
|
955 |
|
|
|
956 |
/* Now he is! Unpause the game */
|
|
|
957 |
cs->status = STATUS_ACTIVE;
|
|
|
958 |
|
|
|
959 |
if (_network_pause_on_join) {
|
|
|
960 |
DoCommandP(0, 0, 0, NULL, CMD_PAUSE);
|
|
|
961 |
NetworkServer_HandleChat(NETWORK_ACTION_SERVER_MESSAGE, DESTTYPE_BROADCAST, 0, "Game unpaused (client connected)", NETWORK_SERVER_INDEX);
|
|
|
962 |
}
|
|
|
963 |
|
|
|
964 |
CheckMinPlayers();
|
|
|
965 |
|
|
|
966 |
/* Execute script for, e.g. MOTD */
|
|
|
967 |
IConsoleCmdExec("exec scripts/on_server_connect.scr 0");
|
|
|
968 |
}
|
|
|
969 |
|
|
|
970 |
// The client received the frame, make note of it
|
|
|
971 |
cs->last_frame = frame;
|
|
|
972 |
// With those 2 values we can calculate the lag realtime
|
|
|
973 |
cs->last_frame_server = _frame_counter;
|
|
|
974 |
}
|
|
|
975 |
|
|
|
976 |
|
|
|
977 |
|
|
|
978 |
void NetworkServer_HandleChat(NetworkAction action, DestType desttype, int dest, const char *msg, uint16 from_index)
|
|
|
979 |
{
|
|
|
980 |
NetworkClientState *cs;
|
|
|
981 |
const NetworkClientInfo *ci, *ci_own, *ci_to;
|
|
|
982 |
|
|
|
983 |
switch (desttype) {
|
|
|
984 |
case DESTTYPE_CLIENT:
|
|
|
985 |
/* Are we sending to the server? */
|
|
|
986 |
if (dest == NETWORK_SERVER_INDEX) {
|
|
|
987 |
ci = NetworkFindClientInfoFromIndex(from_index);
|
|
|
988 |
/* Display the text locally, and that is it */
|
|
|
989 |
if (ci != NULL)
|
|
|
990 |
NetworkTextMessage(action, GetDrawStringPlayerColor(ci->client_playas), false, ci->client_name, "%s", msg);
|
|
|
991 |
} else {
|
|
|
992 |
/* Else find the client to send the message to */
|
|
|
993 |
FOR_ALL_CLIENTS(cs) {
|
|
|
994 |
if (cs->index == dest) {
|
|
|
995 |
SEND_COMMAND(PACKET_SERVER_CHAT)(cs, action, from_index, false, msg);
|
|
|
996 |
break;
|
|
|
997 |
}
|
|
|
998 |
}
|
|
|
999 |
}
|
|
|
1000 |
|
|
|
1001 |
// Display the message locally (so you know you have sent it)
|
|
|
1002 |
if (from_index != dest) {
|
|
|
1003 |
if (from_index == NETWORK_SERVER_INDEX) {
|
|
|
1004 |
ci = NetworkFindClientInfoFromIndex(from_index);
|
|
|
1005 |
ci_to = NetworkFindClientInfoFromIndex(dest);
|
|
|
1006 |
if (ci != NULL && ci_to != NULL)
|
|
|
1007 |
NetworkTextMessage(action, GetDrawStringPlayerColor(ci->client_playas), true, ci_to->client_name, "%s", msg);
|
|
|
1008 |
} else {
|
|
|
1009 |
FOR_ALL_CLIENTS(cs) {
|
|
|
1010 |
if (cs->index == from_index) {
|
|
|
1011 |
SEND_COMMAND(PACKET_SERVER_CHAT)(cs, action, dest, true, msg);
|
|
|
1012 |
break;
|
|
|
1013 |
}
|
|
|
1014 |
}
|
|
|
1015 |
}
|
|
|
1016 |
}
|
|
|
1017 |
break;
|
|
|
1018 |
case DESTTYPE_TEAM: {
|
|
|
1019 |
bool show_local = true; // If this is false, the message is already displayed
|
|
|
1020 |
// on the client who did sent it.
|
|
|
1021 |
/* Find all clients that belong to this player */
|
|
|
1022 |
ci_to = NULL;
|
|
|
1023 |
FOR_ALL_CLIENTS(cs) {
|
|
|
1024 |
ci = DEREF_CLIENT_INFO(cs);
|
|
|
1025 |
if (ci->client_playas == dest) {
|
|
|
1026 |
SEND_COMMAND(PACKET_SERVER_CHAT)(cs, action, from_index, false, msg);
|
|
|
1027 |
if (cs->index == from_index) show_local = false;
|
|
|
1028 |
ci_to = ci; // Remember a client that is in the company for company-name
|
|
|
1029 |
}
|
|
|
1030 |
}
|
|
|
1031 |
|
|
|
1032 |
ci = NetworkFindClientInfoFromIndex(from_index);
|
|
|
1033 |
ci_own = NetworkFindClientInfoFromIndex(NETWORK_SERVER_INDEX);
|
|
|
1034 |
if (ci != NULL && ci_own != NULL && ci_own->client_playas == dest) {
|
|
|
1035 |
NetworkTextMessage(action, GetDrawStringPlayerColor(ci->client_playas), false, ci->client_name, "%s", msg);
|
|
|
1036 |
if (from_index == NETWORK_SERVER_INDEX) show_local = false;
|
|
|
1037 |
ci_to = ci_own;
|
|
|
1038 |
}
|
|
|
1039 |
|
|
|
1040 |
/* There is no such player */
|
|
|
1041 |
if (ci_to == NULL) break;
|
|
|
1042 |
|
|
|
1043 |
// Display the message locally (so you know you have sent it)
|
|
|
1044 |
if (ci != NULL && show_local) {
|
|
|
1045 |
if (from_index == NETWORK_SERVER_INDEX) {
|
|
|
1046 |
char name[NETWORK_NAME_LENGTH];
|
|
|
1047 |
StringID str = IsValidPlayer(ci_to->client_playas) ? GetPlayer(ci_to->client_playas)->name_1 : STR_NETWORK_SPECTATORS;
|
|
|
1048 |
GetString(name, str, lastof(name));
|
|
|
1049 |
NetworkTextMessage(action, GetDrawStringPlayerColor(ci_own->client_playas), true, name, "%s", msg);
|
|
|
1050 |
} else {
|
|
|
1051 |
FOR_ALL_CLIENTS(cs) {
|
|
|
1052 |
if (cs->index == from_index) {
|
|
|
1053 |
SEND_COMMAND(PACKET_SERVER_CHAT)(cs, action, ci_to->client_index, true, msg);
|
|
|
1054 |
}
|
|
|
1055 |
}
|
|
|
1056 |
}
|
|
|
1057 |
}
|
|
|
1058 |
}
|
|
|
1059 |
break;
|
|
|
1060 |
default:
|
|
|
1061 |
DEBUG(net, 0, "[server] received unknown chat destination type %d. Doing broadcast instead", desttype);
|
|
|
1062 |
/* fall-through to next case */
|
|
|
1063 |
case DESTTYPE_BROADCAST:
|
|
|
1064 |
FOR_ALL_CLIENTS(cs) {
|
|
|
1065 |
SEND_COMMAND(PACKET_SERVER_CHAT)(cs, action, from_index, false, msg);
|
|
|
1066 |
}
|
|
|
1067 |
ci = NetworkFindClientInfoFromIndex(from_index);
|
|
|
1068 |
if (ci != NULL)
|
|
|
1069 |
NetworkTextMessage(action, GetDrawStringPlayerColor(ci->client_playas), false, ci->client_name, "%s", msg);
|
|
|
1070 |
break;
|
|
|
1071 |
}
|
|
|
1072 |
}
|
|
|
1073 |
|
|
|
1074 |
DEF_SERVER_RECEIVE_COMMAND(PACKET_CLIENT_CHAT)
|
|
|
1075 |
{
|
|
|
1076 |
NetworkAction action = NetworkRecv_uint8(cs, p);
|
|
|
1077 |
DestType desttype = NetworkRecv_uint8(cs, p);
|
|
|
1078 |
int dest = NetworkRecv_uint8(cs, p);
|
|
|
1079 |
char msg[MAX_TEXT_MSG_LEN];
|
|
|
1080 |
|
|
|
1081 |
NetworkRecv_string(cs, p, msg, MAX_TEXT_MSG_LEN);
|
|
|
1082 |
|
|
|
1083 |
NetworkServer_HandleChat(action, desttype, dest, msg, cs->index);
|
|
|
1084 |
}
|
|
|
1085 |
|
|
|
1086 |
DEF_SERVER_RECEIVE_COMMAND(PACKET_CLIENT_SET_PASSWORD)
|
|
|
1087 |
{
|
|
|
1088 |
char password[NETWORK_PASSWORD_LENGTH];
|
|
|
1089 |
const NetworkClientInfo *ci;
|
|
|
1090 |
|
|
|
1091 |
NetworkRecv_string(cs, p, password, sizeof(password));
|
|
|
1092 |
ci = DEREF_CLIENT_INFO(cs);
|
|
|
1093 |
|
|
|
1094 |
if (IsValidPlayer(ci->client_playas)) {
|
|
|
1095 |
ttd_strlcpy(_network_player_info[ci->client_playas].password, password, sizeof(_network_player_info[0].password));
|
|
|
1096 |
}
|
|
|
1097 |
}
|
|
|
1098 |
|
|
|
1099 |
DEF_SERVER_RECEIVE_COMMAND(PACKET_CLIENT_SET_NAME)
|
|
|
1100 |
{
|
|
|
1101 |
char client_name[NETWORK_CLIENT_NAME_LENGTH];
|
|
|
1102 |
NetworkClientInfo *ci;
|
|
|
1103 |
|
|
|
1104 |
NetworkRecv_string(cs, p, client_name, sizeof(client_name));
|
|
|
1105 |
ci = DEREF_CLIENT_INFO(cs);
|
|
|
1106 |
|
|
|
1107 |
if (cs->has_quit) return;
|
|
|
1108 |
|
|
|
1109 |
if (ci != NULL) {
|
|
|
1110 |
// Display change
|
|
|
1111 |
if (NetworkFindName(client_name)) {
|
|
|
1112 |
NetworkTextMessage(NETWORK_ACTION_NAME_CHANGE, 1, false, ci->client_name, "%s", client_name);
|
|
|
1113 |
ttd_strlcpy(ci->client_name, client_name, sizeof(ci->client_name));
|
|
|
1114 |
NetworkUpdateClientInfo(ci->client_index);
|
|
|
1115 |
}
|
|
|
1116 |
}
|
|
|
1117 |
}
|
|
|
1118 |
|
|
|
1119 |
DEF_SERVER_RECEIVE_COMMAND(PACKET_CLIENT_RCON)
|
|
|
1120 |
{
|
|
|
1121 |
char pass[NETWORK_PASSWORD_LENGTH];
|
|
|
1122 |
char command[NETWORK_RCONCOMMAND_LENGTH];
|
|
|
1123 |
|
|
|
1124 |
if (_network_game_info.rcon_password[0] == '\0') return;
|
|
|
1125 |
|
|
|
1126 |
NetworkRecv_string(cs, p, pass, sizeof(pass));
|
|
|
1127 |
NetworkRecv_string(cs, p, command, sizeof(command));
|
|
|
1128 |
|
|
|
1129 |
if (strcmp(pass, _network_game_info.rcon_password) != 0) {
|
|
|
1130 |
DEBUG(net, 0, "[rcon] wrong password from client-id %d", cs->index);
|
|
|
1131 |
return;
|
|
|
1132 |
}
|
|
|
1133 |
|
|
|
1134 |
DEBUG(net, 0, "[rcon] client-id %d executed: '%s'", cs->index, command);
|
|
|
1135 |
|
|
|
1136 |
_redirect_console_to_client = cs->index;
|
|
|
1137 |
IConsoleCmdExec(command);
|
|
|
1138 |
_redirect_console_to_client = 0;
|
|
|
1139 |
return;
|
|
|
1140 |
}
|
|
|
1141 |
|
|
|
1142 |
// The layout for the receive-functions by the server
|
|
|
1143 |
typedef void NetworkServerPacket(NetworkClientState *cs, Packet *p);
|
|
|
1144 |
|
|
|
1145 |
|
|
|
1146 |
// This array matches PacketType. At an incoming
|
|
|
1147 |
// packet it is matches against this array
|
|
|
1148 |
// and that way the right function to handle that
|
|
|
1149 |
// packet is found.
|
|
|
1150 |
static NetworkServerPacket* const _network_server_packet[] = {
|
|
|
1151 |
NULL, /*PACKET_SERVER_FULL,*/
|
|
|
1152 |
NULL, /*PACKET_SERVER_BANNED,*/
|
|
|
1153 |
RECEIVE_COMMAND(PACKET_CLIENT_JOIN),
|
|
|
1154 |
NULL, /*PACKET_SERVER_ERROR,*/
|
|
|
1155 |
RECEIVE_COMMAND(PACKET_CLIENT_COMPANY_INFO),
|
|
|
1156 |
NULL, /*PACKET_SERVER_COMPANY_INFO,*/
|
|
|
1157 |
NULL, /*PACKET_SERVER_CLIENT_INFO,*/
|
|
|
1158 |
NULL, /*PACKET_SERVER_NEED_PASSWORD,*/
|
|
|
1159 |
RECEIVE_COMMAND(PACKET_CLIENT_PASSWORD),
|
|
|
1160 |
NULL, /*PACKET_SERVER_WELCOME,*/
|
|
|
1161 |
RECEIVE_COMMAND(PACKET_CLIENT_GETMAP),
|
|
|
1162 |
NULL, /*PACKET_SERVER_WAIT,*/
|
|
|
1163 |
NULL, /*PACKET_SERVER_MAP,*/
|
|
|
1164 |
RECEIVE_COMMAND(PACKET_CLIENT_MAP_OK),
|
|
|
1165 |
NULL, /*PACKET_SERVER_JOIN,*/
|
|
|
1166 |
NULL, /*PACKET_SERVER_FRAME,*/
|
|
|
1167 |
NULL, /*PACKET_SERVER_SYNC,*/
|
|
|
1168 |
RECEIVE_COMMAND(PACKET_CLIENT_ACK),
|
|
|
1169 |
RECEIVE_COMMAND(PACKET_CLIENT_COMMAND),
|
|
|
1170 |
NULL, /*PACKET_SERVER_COMMAND,*/
|
|
|
1171 |
RECEIVE_COMMAND(PACKET_CLIENT_CHAT),
|
|
|
1172 |
NULL, /*PACKET_SERVER_CHAT,*/
|
|
|
1173 |
RECEIVE_COMMAND(PACKET_CLIENT_SET_PASSWORD),
|
|
|
1174 |
RECEIVE_COMMAND(PACKET_CLIENT_SET_NAME),
|
|
|
1175 |
RECEIVE_COMMAND(PACKET_CLIENT_QUIT),
|
|
|
1176 |
RECEIVE_COMMAND(PACKET_CLIENT_ERROR),
|
|
|
1177 |
NULL, /*PACKET_SERVER_QUIT,*/
|
|
|
1178 |
NULL, /*PACKET_SERVER_ERROR_QUIT,*/
|
|
|
1179 |
NULL, /*PACKET_SERVER_SHUTDOWN,*/
|
|
|
1180 |
NULL, /*PACKET_SERVER_NEWGAME,*/
|
|
|
1181 |
NULL, /*PACKET_SERVER_RCON,*/
|
|
|
1182 |
RECEIVE_COMMAND(PACKET_CLIENT_RCON),
|
|
|
1183 |
};
|
|
|
1184 |
|
|
|
1185 |
// If this fails, check the array above with network_data.h
|
|
|
1186 |
assert_compile(lengthof(_network_server_packet) == PACKET_END);
|
|
|
1187 |
|
|
|
1188 |
// This update the company_info-stuff
|
|
|
1189 |
void NetworkPopulateCompanyInfo(void)
|
|
|
1190 |
{
|
|
|
1191 |
char password[NETWORK_PASSWORD_LENGTH];
|
|
|
1192 |
const Player *p;
|
|
|
1193 |
const Vehicle *v;
|
|
|
1194 |
const Station *s;
|
|
|
1195 |
const NetworkClientState *cs;
|
|
|
1196 |
const NetworkClientInfo *ci;
|
|
|
1197 |
uint i;
|
|
|
1198 |
uint16 months_empty;
|
|
|
1199 |
|
|
|
1200 |
FOR_ALL_PLAYERS(p) {
|
|
|
1201 |
if (!p->is_active) {
|
|
|
1202 |
memset(&_network_player_info[p->index], 0, sizeof(NetworkPlayerInfo));
|
|
|
1203 |
continue;
|
|
|
1204 |
}
|
|
|
1205 |
|
|
|
1206 |
// Clean the info but not the password
|
|
|
1207 |
ttd_strlcpy(password, _network_player_info[p->index].password, sizeof(password));
|
|
|
1208 |
months_empty = _network_player_info[p->index].months_empty;
|
|
|
1209 |
memset(&_network_player_info[p->index], 0, sizeof(NetworkPlayerInfo));
|
|
|
1210 |
_network_player_info[p->index].months_empty = months_empty;
|
|
|
1211 |
ttd_strlcpy(_network_player_info[p->index].password, password, sizeof(_network_player_info[p->index].password));
|
|
|
1212 |
|
|
|
1213 |
// Grap the company name
|
|
|
1214 |
SetDParam(0, p->name_1);
|
|
|
1215 |
SetDParam(1, p->name_2);
|
|
|
1216 |
GetString(_network_player_info[p->index].company_name, STR_JUST_STRING, lastof(_network_player_info[p->index].company_name));
|
|
|
1217 |
|
|
|
1218 |
// Check the income
|
|
|
1219 |
if (_cur_year - 1 == p->inaugurated_year) {
|
|
|
1220 |
// The player is here just 1 year, so display [2], else display[1]
|
|
|
1221 |
for (i = 0; i < lengthof(p->yearly_expenses[2]); i++) {
|
|
|
1222 |
_network_player_info[p->index].income -= p->yearly_expenses[2][i];
|
|
|
1223 |
}
|
|
|
1224 |
} else {
|
|
|
1225 |
for (i = 0; i < lengthof(p->yearly_expenses[1]); i++) {
|
|
|
1226 |
_network_player_info[p->index].income -= p->yearly_expenses[1][i];
|
|
|
1227 |
}
|
|
|
1228 |
}
|
|
|
1229 |
|
|
|
1230 |
// Set some general stuff
|
|
|
1231 |
_network_player_info[p->index].inaugurated_year = p->inaugurated_year;
|
|
|
1232 |
_network_player_info[p->index].company_value = p->old_economy[0].company_value;
|
|
|
1233 |
_network_player_info[p->index].money = p->money64;
|
|
|
1234 |
_network_player_info[p->index].performance = p->old_economy[0].performance_history;
|
|
|
1235 |
}
|
|
|
1236 |
|
|
|
1237 |
// Go through all vehicles and count the type of vehicles
|
|
|
1238 |
FOR_ALL_VEHICLES(v) {
|
|
|
1239 |
if (!IsValidPlayer(v->owner)) continue;
|
|
|
1240 |
|
|
|
1241 |
switch (v->type) {
|
|
|
1242 |
case VEH_Train:
|
|
|
1243 |
if (IsFrontEngine(v)) _network_player_info[v->owner].num_vehicle[0]++;
|
|
|
1244 |
break;
|
|
|
1245 |
|
|
|
1246 |
case VEH_Road:
|
|
|
1247 |
if (v->cargo_type != CT_PASSENGERS) {
|
|
|
1248 |
_network_player_info[v->owner].num_vehicle[1]++;
|
|
|
1249 |
} else {
|
|
|
1250 |
_network_player_info[v->owner].num_vehicle[2]++;
|
|
|
1251 |
}
|
|
|
1252 |
break;
|
|
|
1253 |
|
|
|
1254 |
case VEH_Aircraft:
|
|
|
1255 |
if (v->subtype <= 2) _network_player_info[v->owner].num_vehicle[3]++;
|
|
|
1256 |
break;
|
|
|
1257 |
|
|
|
1258 |
case VEH_Ship:
|
|
|
1259 |
_network_player_info[v->owner].num_vehicle[4]++;
|
|
|
1260 |
break;
|
|
|
1261 |
|
|
|
1262 |
case VEH_Special:
|
|
|
1263 |
case VEH_Disaster:
|
|
|
1264 |
break;
|
|
|
1265 |
}
|
|
|
1266 |
}
|
|
|
1267 |
|
|
|
1268 |
// Go through all stations and count the types of stations
|
|
|
1269 |
FOR_ALL_STATIONS(s) {
|
|
|
1270 |
if (IsValidPlayer(s->owner)) {
|
|
|
1271 |
NetworkPlayerInfo *npi = &_network_player_info[s->owner];
|
|
|
1272 |
|
|
|
1273 |
if (s->facilities & FACIL_TRAIN) npi->num_station[0]++;
|
|
|
1274 |
if (s->facilities & FACIL_TRUCK_STOP) npi->num_station[1]++;
|
|
|
1275 |
if (s->facilities & FACIL_BUS_STOP) npi->num_station[2]++;
|
|
|
1276 |
if (s->facilities & FACIL_AIRPORT) npi->num_station[3]++;
|
|
|
1277 |
if (s->facilities & FACIL_DOCK) npi->num_station[4]++;
|
|
|
1278 |
}
|
|
|
1279 |
}
|
|
|
1280 |
|
|
|
1281 |
ci = NetworkFindClientInfoFromIndex(NETWORK_SERVER_INDEX);
|
|
|
1282 |
// Register local player (if not dedicated)
|
|
|
1283 |
if (ci != NULL && IsValidPlayer(ci->client_playas))
|
|
|
1284 |
ttd_strlcpy(_network_player_info[ci->client_playas].players, ci->client_name, sizeof(_network_player_info[0].players));
|
|
|
1285 |
|
|
|
1286 |
FOR_ALL_CLIENTS(cs) {
|
|
|
1287 |
char client_name[NETWORK_CLIENT_NAME_LENGTH];
|
|
|
1288 |
|
|
|
1289 |
NetworkGetClientName(client_name, sizeof(client_name), cs);
|
|
|
1290 |
|
|
|
1291 |
ci = DEREF_CLIENT_INFO(cs);
|
|
|
1292 |
if (ci != NULL && IsValidPlayer(ci->client_playas)) {
|
|
|
1293 |
if (strlen(_network_player_info[ci->client_playas].players) != 0)
|
|
|
1294 |
ttd_strlcat(_network_player_info[ci->client_playas].players, ", ", lengthof(_network_player_info[0].players));
|
|
|
1295 |
|
|
|
1296 |
ttd_strlcat(_network_player_info[ci->client_playas].players, client_name, lengthof(_network_player_info[0].players));
|
|
|
1297 |
}
|
|
|
1298 |
}
|
|
|
1299 |
}
|
|
|
1300 |
|
|
|
1301 |
// Send a packet to all clients with updated info about this client_index
|
|
|
1302 |
void NetworkUpdateClientInfo(uint16 client_index)
|
|
|
1303 |
{
|
|
|
1304 |
NetworkClientState *cs;
|
|
|
1305 |
NetworkClientInfo *ci = NetworkFindClientInfoFromIndex(client_index);
|
|
|
1306 |
|
|
|
1307 |
if (ci == NULL) return;
|
|
|
1308 |
|
|
|
1309 |
FOR_ALL_CLIENTS(cs) {
|
|
|
1310 |
SEND_COMMAND(PACKET_SERVER_CLIENT_INFO)(cs, ci);
|
|
|
1311 |
}
|
|
|
1312 |
}
|
|
|
1313 |
|
|
|
1314 |
/* Check if we want to restart the map */
|
|
|
1315 |
static void NetworkCheckRestartMap(void)
|
|
|
1316 |
{
|
|
|
1317 |
if (_network_restart_game_year != 0 && _cur_year >= _network_restart_game_year) {
|
|
|
1318 |
DEBUG(net, 0, "Auto-restarting map. Year %d reached", _cur_year);
|
|
|
1319 |
|
|
|
1320 |
StartNewGameWithoutGUI(GENERATE_NEW_SEED);
|
|
|
1321 |
}
|
|
|
1322 |
}
|
|
|
1323 |
|
|
|
1324 |
/* Check if the server has autoclean_companies activated
|
|
|
1325 |
Two things happen:
|
|
|
1326 |
1) If a company is not protected, it is closed after 1 year (for example)
|
|
|
1327 |
2) If a company is protected, protection is disabled after 3 years (for example)
|
|
|
1328 |
(and item 1. happens a year later) */
|
|
|
1329 |
static void NetworkAutoCleanCompanies(void)
|
|
|
1330 |
{
|
|
|
1331 |
const NetworkClientState *cs;
|
|
|
1332 |
const NetworkClientInfo *ci;
|
|
|
1333 |
const Player *p;
|
|
|
1334 |
bool clients_in_company[MAX_PLAYERS];
|
|
|
1335 |
|
|
|
1336 |
if (!_network_autoclean_companies) return;
|
|
|
1337 |
|
|
|
1338 |
memset(clients_in_company, 0, sizeof(clients_in_company));
|
|
|
1339 |
|
|
|
1340 |
/* Detect the active companies */
|
|
|
1341 |
FOR_ALL_CLIENTS(cs) {
|
|
|
1342 |
ci = DEREF_CLIENT_INFO(cs);
|
|
|
1343 |
if (IsValidPlayer(ci->client_playas)) clients_in_company[ci->client_playas] = true;
|
|
|
1344 |
}
|
|
|
1345 |
|
|
|
1346 |
if (!_network_dedicated) {
|
|
|
1347 |
ci = NetworkFindClientInfoFromIndex(NETWORK_SERVER_INDEX);
|
|
|
1348 |
if (IsValidPlayer(ci->client_playas)) clients_in_company[ci->client_playas] = true;
|
|
|
1349 |
}
|
|
|
1350 |
|
|
|
1351 |
/* Go through all the comapnies */
|
|
|
1352 |
FOR_ALL_PLAYERS(p) {
|
|
|
1353 |
/* Skip the non-active once */
|
|
|
1354 |
if (!p->is_active || p->is_ai) continue;
|
|
|
1355 |
|
|
|
1356 |
if (!clients_in_company[p->index]) {
|
|
|
1357 |
/* The company is empty for one month more */
|
|
|
1358 |
_network_player_info[p->index].months_empty++;
|
|
|
1359 |
|
|
|
1360 |
/* Is the company empty for autoclean_unprotected-months, and is there no protection? */
|
|
|
1361 |
if (_network_player_info[p->index].months_empty > _network_autoclean_unprotected && _network_player_info[p->index].password[0] == '\0') {
|
|
|
1362 |
/* Shut the company down */
|
|
|
1363 |
DoCommandP(0, 2, p->index, NULL, CMD_PLAYER_CTRL);
|
|
|
1364 |
IConsolePrintF(_icolour_def, "Auto-cleaned company #%d", p->index + 1);
|
|
|
1365 |
}
|
|
|
1366 |
/* Is the compnay empty for autoclean_protected-months, and there is a protection? */
|
|
|
1367 |
if (_network_player_info[p->index].months_empty > _network_autoclean_protected && _network_player_info[p->index].password[0] != '\0') {
|
|
|
1368 |
/* Unprotect the company */
|
|
|
1369 |
_network_player_info[p->index].password[0] = '\0';
|
|
|
1370 |
IConsolePrintF(_icolour_def, "Auto-removed protection from company #%d", p->index+1);
|
|
|
1371 |
_network_player_info[p->index].months_empty = 0;
|
|
|
1372 |
}
|
|
|
1373 |
} else {
|
|
|
1374 |
/* It is not empty, reset the date */
|
|
|
1375 |
_network_player_info[p->index].months_empty = 0;
|
|
|
1376 |
}
|
|
|
1377 |
}
|
|
|
1378 |
}
|
|
|
1379 |
|
|
|
1380 |
// This function changes new_name to a name that is unique (by adding #1 ...)
|
|
|
1381 |
// and it returns true if that succeeded.
|
|
|
1382 |
bool NetworkFindName(char new_name[NETWORK_CLIENT_NAME_LENGTH])
|
|
|
1383 |
{
|
|
|
1384 |
NetworkClientState *new_cs;
|
|
|
1385 |
bool found_name = false;
|
|
|
1386 |
byte number = 0;
|
|
|
1387 |
char original_name[NETWORK_CLIENT_NAME_LENGTH];
|
|
|
1388 |
|
|
|
1389 |
// We use NETWORK_CLIENT_NAME_LENGTH in here, because new_name is really a pointer
|
|
|
1390 |
ttd_strlcpy(original_name, new_name, NETWORK_CLIENT_NAME_LENGTH);
|
|
|
1391 |
|
|
|
1392 |
while (!found_name) {
|
|
|
1393 |
const NetworkClientInfo *ci;
|
|
|
1394 |
|
|
|
1395 |
found_name = true;
|
|
|
1396 |
FOR_ALL_CLIENTS(new_cs) {
|
|
|
1397 |
ci = DEREF_CLIENT_INFO(new_cs);
|
|
|
1398 |
if (strcmp(ci->client_name, new_name) == 0) {
|
|
|
1399 |
// Name already in use
|
|
|
1400 |
found_name = false;
|
|
|
1401 |
break;
|
|
|
1402 |
}
|
|
|
1403 |
}
|
|
|
1404 |
// Check if it is the same as the server-name
|
|
|
1405 |
ci = NetworkFindClientInfoFromIndex(NETWORK_SERVER_INDEX);
|
|
|
1406 |
if (ci != NULL) {
|
|
|
1407 |
if (strcmp(ci->client_name, new_name) == 0) found_name = false; // name already in use
|
|
|
1408 |
}
|
|
|
1409 |
|
|
|
1410 |
if (!found_name) {
|
|
|
1411 |
// Try a new name (<name> #1, <name> #2, and so on)
|
|
|
1412 |
|
|
|
1413 |
// Stop if we tried for more than 50 times..
|
|
|
1414 |
if (number++ > 50) break;
|
|
|
1415 |
snprintf(new_name, NETWORK_CLIENT_NAME_LENGTH, "%s #%d", original_name, number);
|
|
|
1416 |
}
|
|
|
1417 |
}
|
|
|
1418 |
|
|
|
1419 |
return found_name;
|
|
|
1420 |
}
|
|
|
1421 |
|
|
|
1422 |
// Reads a packet from the stream
|
|
|
1423 |
bool NetworkServer_ReadPackets(NetworkClientState *cs)
|
|
|
1424 |
{
|
|
|
1425 |
Packet *p;
|
|
|
1426 |
NetworkRecvStatus res;
|
|
|
1427 |
while ((p = NetworkRecv_Packet(cs, &res)) != NULL) {
|
|
|
1428 |
byte type = NetworkRecv_uint8(cs, p);
|
|
|
1429 |
if (type < PACKET_END && _network_server_packet[type] != NULL && !cs->has_quit) {
|
|
|
1430 |
_network_server_packet[type](cs, p);
|
|
|
1431 |
} else {
|
|
|
1432 |
DEBUG(net, 0, "[server] received invalid packet type %d", type);
|
|
|
1433 |
}
|
|
|
1434 |
free(p);
|
|
|
1435 |
}
|
|
|
1436 |
|
|
|
1437 |
return true;
|
|
|
1438 |
}
|
|
|
1439 |
|
|
|
1440 |
// Handle the local command-queue
|
|
|
1441 |
static void NetworkHandleCommandQueue(NetworkClientState* cs)
|
|
|
1442 |
{
|
|
|
1443 |
CommandPacket *cp;
|
|
|
1444 |
|
|
|
1445 |
while ( (cp = cs->command_queue) != NULL) {
|
|
|
1446 |
SEND_COMMAND(PACKET_SERVER_COMMAND)(cs, cp);
|
|
|
1447 |
|
|
|
1448 |
cs->command_queue = cp->next;
|
|
|
1449 |
free(cp);
|
|
|
1450 |
}
|
|
|
1451 |
}
|
|
|
1452 |
|
|
|
1453 |
// This is called every tick if this is a _network_server
|
|
|
1454 |
void NetworkServer_Tick(bool send_frame)
|
|
|
1455 |
{
|
|
|
1456 |
NetworkClientState *cs;
|
|
|
1457 |
#ifndef ENABLE_NETWORK_SYNC_EVERY_FRAME
|
|
|
1458 |
bool send_sync = false;
|
|
|
1459 |
#endif
|
|
|
1460 |
|
|
|
1461 |
#ifndef ENABLE_NETWORK_SYNC_EVERY_FRAME
|
|
|
1462 |
if (_frame_counter >= _last_sync_frame + _network_sync_freq) {
|
|
|
1463 |
_last_sync_frame = _frame_counter;
|
|
|
1464 |
send_sync = true;
|
|
|
1465 |
}
|
|
|
1466 |
#endif
|
|
|
1467 |
|
|
|
1468 |
// Now we are done with the frame, inform the clients that they can
|
|
|
1469 |
// do their frame!
|
|
|
1470 |
FOR_ALL_CLIENTS(cs) {
|
|
|
1471 |
// Check if the speed of the client is what we can expect from a client
|
|
|
1472 |
if (cs->status == STATUS_ACTIVE) {
|
|
|
1473 |
// 1 lag-point per day
|
|
|
1474 |
int lag = NetworkCalculateLag(cs) / DAY_TICKS;
|
|
|
1475 |
if (lag > 0) {
|
|
|
1476 |
if (lag > 3) {
|
|
|
1477 |
// Client did still not report in after 4 game-day, drop him
|
|
|
1478 |
// (that is, the 3 of above, + 1 before any lag is counted)
|
|
|
1479 |
IConsolePrintF(_icolour_err,"Client #%d is dropped because the client did not respond for more than 4 game-days", cs->index);
|
|
|
1480 |
NetworkCloseClient(cs);
|
|
|
1481 |
continue;
|
|
|
1482 |
}
|
|
|
1483 |
|
|
|
1484 |
// Report once per time we detect the lag
|
|
|
1485 |
if (cs->lag_test == 0) {
|
|
|
1486 |
IConsolePrintF(_icolour_warn,"[%d] Client #%d is slow, try increasing *net_frame_freq to a higher value!", _frame_counter, cs->index);
|
|
|
1487 |
cs->lag_test = 1;
|
|
|
1488 |
}
|
|
|
1489 |
} else {
|
|
|
1490 |
cs->lag_test = 0;
|
|
|
1491 |
}
|
|
|
1492 |
} else if (cs->status == STATUS_PRE_ACTIVE) {
|
|
|
1493 |
int lag = NetworkCalculateLag(cs);
|
|
|
1494 |
if (lag > _network_max_join_time) {
|
|
|
1495 |
IConsolePrintF(_icolour_err,"Client #%d is dropped because it took longer than %d ticks for him to join", cs->index, _network_max_join_time);
|
|
|
1496 |
NetworkCloseClient(cs);
|
|
|
1497 |
}
|
|
|
1498 |
}
|
|
|
1499 |
|
|
|
1500 |
if (cs->status >= STATUS_PRE_ACTIVE) {
|
|
|
1501 |
// Check if we can send command, and if we have anything in the queue
|
|
|
1502 |
NetworkHandleCommandQueue(cs);
|
|
|
1503 |
|
|
|
1504 |
// Send an updated _frame_counter_max to the client
|
|
|
1505 |
if (send_frame) SEND_COMMAND(PACKET_SERVER_FRAME)(cs);
|
|
|
1506 |
|
|
|
1507 |
#ifndef ENABLE_NETWORK_SYNC_EVERY_FRAME
|
|
|
1508 |
// Send a sync-check packet
|
|
|
1509 |
if (send_sync) SEND_COMMAND(PACKET_SERVER_SYNC)(cs);
|
|
|
1510 |
#endif
|
|
|
1511 |
}
|
|
|
1512 |
}
|
|
|
1513 |
|
|
|
1514 |
/* See if we need to advertise */
|
|
|
1515 |
NetworkUDPAdvertise();
|
|
|
1516 |
}
|
|
|
1517 |
|
|
|
1518 |
void NetworkServerYearlyLoop(void)
|
|
|
1519 |
{
|
|
|
1520 |
NetworkCheckRestartMap();
|
|
|
1521 |
}
|
|
|
1522 |
|
|
|
1523 |
void NetworkServerMonthlyLoop(void)
|
|
|
1524 |
{
|
|
|
1525 |
NetworkAutoCleanCompanies();
|
|
|
1526 |
}
|
|
|
1527 |
|
|
|
1528 |
#endif /* ENABLE_NETWORK */
|