source: Daodan/src/Flatline.c@ 485

Last change on this file since 485 was 484, checked in by gumby, 15 years ago

ZOMG FLATLINE
File size: 16.0 KB
Line 
1#include "Flatline.h"
2#include "Oni_Character.h"
3#include "Flatline_Server.h"
4#include <sys/time.h>
5#include <time.h>
6uint32_t last1 = 0; uint32_t last2 = 0;
7player_info Players[MAX_PLAYERS] = {{0}, {0}, {0}, {0}};
8player_info * PlayerList[MAX_CONNECTIONS] = {0};
9const char * Rejection_Messages[][255] = {
10 {"Server is full"},
11 {"-2"},
12 {"-3"},
13 {"-4"},
14 {"-5"},
15};
16
17bool FLrServer_PacketCallback(char* data, int datalen, int from)
18{
19 flatline_packet * packet = (flatline_packet*)data;
20 static int recieved = 0;
21 sockaddr_in sender;
22 sender.sin_family = AF_INET;
23 sender.sin_port = htons(27777);
24 sender.sin_addr = *((struct in_addr*)(int*)&from);
25
26
27 //packet->data[datalen] = '\0';
28
29 //DDrConsole_PrintF("Packet \r%d recieved from %i", ++recieved, from);
30
31
32
33 //if data[0] != CONNECT_SEND, search in playerlist for ip address
34
35 int i, j; //stupid C90, won't let me declare my counter inside a for loop.
36 bool found_player = 0;
37
38 switch(packet->id) {
39 //rewrite this when we get TCP support.
40 //rewrite this before we get TCP support*
41 //the way of seeing if there is room for players sucks.
42 case CONNECT_SEND:
43 ;
44 flatline_packet connect_recv;
45 connect_recv.id = CONNECT_REPLY;
46 //if(Players[i].ip == sender.sin_addr.S_un.S_addr) break; //needs to send an error message
47 DDrConsole_PrintF("%s connected from IP_ADDRESS", ((connect_send*)(packet->data))->name);
48 sender.sin_addr.S_un.S_addr = htonl(sender.sin_addr.S_un.S_addr);
49 player_info * playah = FLrServer_AddPlayer(from,((connect_send*)(packet->data))->name, 0);
50 if(!((int)playah > -5 && (int)playah <= 0)) {
51 ((connect_reply*)(connect_recv.data))->goodtogo = 1;
52 ((connect_reply*)(connect_recv.data))->player_slot = playah->list_slot;
53 DDrConsole_PrintF("Slot: %i", playah->list_slot);
54 NetTCPServer_Send((sockaddr *) &sender, (char*)&connect_recv, sizeof(connect_reply) - 256 + FLATLINE_HEADER);
55 Sleep(100); //remove when we implement TCP.
56 flatline_packet new_char = {0};
57 new_char.id = NEW_PLAYER;
58 CharacterObject* Char = &(((new_player*)(new_char.data))->Character);
59 memset(Char, 0, sizeof(CharacterObject));
60 Char->Header.Type = 'CHAR';
61 Char->OSD.Options = char_dontaim;
62 for(j = 0; j < max_connections; j++) {
63 if(PlayerList[j] != 0) {
64 (*(new_player*)(void*)&new_char.data).Playernumber = j;
65 sprintf(Char->OSD.Name,"%s",PlayerList[j]->name);
66 sprintf(Char->OSD.Class, "%s", TMrInstance_GetInstanceName(PlayerList[j]->Chr->ONCC));
67 NetTCPServer_Send((sockaddr *) &sender, (char*)&new_char, sizeof(new_player) + FLATLINE_HEADER );
68 }
69
70 }
71 }
72 else {
73 //fix the error messages...
74 DDrConsole_PrintF("Server is full. :(");
75 ((connect_reply*)(connect_recv.data))->goodtogo = 0;
76 sender.sin_addr.S_un.S_addr = htonl(sender.sin_addr.S_un.S_addr);
77 memcpy(((connect_reply*)(connect_recv.data))->message,"Server is full.", sizeof("Server is full."));
78 NetTCPServer_Send((sockaddr *) &sender, (char*)&connect_recv, sizeof(bool)*2 + FLATLINE_HEADER + sizeof("Server is full."));
79
80 }
81
82
83 break;
84 case CONNECT_REPLY:
85 break; //do nothing...a server shouldn't recieve this type of packet.
86 case MESSAGE:
87 for(i = 0; i < MAX_PLAYERS; i++) {
88 DDrConsole_PrintF("%i : %i | %s : %s", from, Players[i].ip, inet_ntoa(*(struct in_addr*)&from), inet_ntoa(*(struct in_addr*)&(Players[i].ip)));
89 if(Players[i].ip == sender.sin_addr.S_un.S_addr) {
90 found_player = 1;
91 break;
92 }
93 }
94 if(found_player == 0) return true;
95
96 data[datalen] = 0;
97 char message_buffer[512] = {0};
98 DDrConsole_PrintF("%s: %s", Players[i].name, packet->data);
99 sprintf(message_buffer, "%s: %s", Players[i].name, packet->data);
100 flatline_packet message;
101 message.id = MESSAGE;
102 int message_size = sprintf(message.data, "%s", message_buffer);
103 COrMessage_Print(message_buffer, "chat", 0);
104 UDPServer_SendToAll(&message, message_size + 1 + FLATLINE_HEADER);
105 break;
106 case CHANGE_NAME:
107 ; //wtf, needed or i get an error.
108 DDrConsole_PrintF("Changing Name to: %s", packet->data);
109 for(i = 0; i < MAX_PLAYERS; i++) {
110 if(Players[i].ip == sender.sin_addr.S_un.S_addr) {
111 found_player = 1;
112 break;
113 }
114 }
115 if(found_player == 0) return true;
116 bool name_exists = 0;
117 for(j = 0; j < MAX_PLAYERS; j++) {
118 if(!strcmp(packet->data, Players[j].name)) {
119 name_exists = 1;
120 break;
121 }
122 }
123 if(!name_exists) {
124 char message_buffer[1024];
125 sprintf(message_buffer,"%s changed their name to %s", Players[i].name, packet->data);
126 COrMessage_Print(message_buffer, "name_change", 0);
127 memcpy(Players[i].name, packet->data, 256);
128
129 }
130 break;
131 case PLAYER_INPUT:
132
133 for(i = 0; i < max_connections; i++) {
134 if(PlayerList[i] != 0 && PlayerList[i]->ip == sender.sin_addr.S_un.S_addr) {
135 found_player = 1;
136 break;
137 }
138 }
139
140 if(found_player == 0) return true;
141
142 input_struct * packet_input = (input_struct*)(packet->data);
143
144
145 PlayerList[i]->Actions1 = packet_input->Actions1;
146 PlayerList[i]->Actions2 = packet_input->Actions2;
147 PlayerList[i]->MouseDeltaX = packet_input->MouseDeltaX;
148 PlayerList[i]->MouseDeltaY = packet_input->MouseDeltaY;
149
150
151 break;
152 default:
153 DDrConsole_PrintF("Warning, recieved badly formed packet!");
154 break;
155 }
156 return true;
157}
158
159bool FLrServer_Run()
160{
161 // Get the local hostname
162 char szHostName[255];
163 gethostname(szHostName, 255);
164 struct hostent *host_entry;
165 host_entry=gethostbyname(szHostName);
166 DDrConsole_PrintF("Server started at %s...", inet_ntoa (*(struct in_addr *)*host_entry->h_addr_list));
167 return NetUDPServer_Listen(27777, FLrServer_PacketCallback);
168}
169
170 RGBA green = {0, 0xFF, 0, 0};
171 RGBA red = {0, 0, 0xFF, 0};
172 RGBA grey = {0x80,0x80,0x80,0x80};
173
174//FLrClient_Run
175//Looping function that waits for packets from the server.
176//TODO: Convert connection packet stuff to TCP
177int client_slot = 0;
178bool FLrClient_Run(flatline_packet* packet)
179{
180 client_connected = 0;
181 char data[1400];
182 uint16_t len;
183 int j;
184
185 //starts the connection
186 DDrConsole_PrintF("Connecting to server %s on socket %i", inet_ntoa(address.sin_addr), client_sock);
187 int sent_bytes = NetUDPSocket_Send(client_sock, (sockaddr*)&address, (char*)packet, 255);
188 if(sent_bytes == SOCKET_ERROR) {
189 NetCatchError();
190 }
191 //loops once per second waiting for a reply.
192 for(j = 0; j < CONNECTION_TIMEOUT; j++) {
193 while(NetUDPSocket_Recieve(client_sock, (sockaddr_storage *) &client_address, data, &len)){
194 packet = (flatline_packet*)data;
195 if(packet->id == CONNECT_REPLY) {
196 if(((connect_reply*)packet->data)->goodtogo){
197 client_connected = 1;
198 client_slot = ((connect_reply*)packet->data)->player_slot;
199 DDrConsole_PrintColored("Connection successful!",0,green, grey);
200 //DDrConsole_PrintF("Slot %i", ((connect_reply*)packet)->player_slot);
201 break;
202 }
203 else {
204 DDrConsole_PrintF("Connection rejected: %s", ((connect_reply*)packet->data)->message);
205 return false;
206 break;
207 }
208 }
209 }
210 if(client_connected) break;
211 DDrConsole_PrintF("Connection timing out in %i seconds...", CONNECTION_TIMEOUT - j);
212 Sleep(1000);
213 }
214 //the client timed out without recieving an error message.
215 if(!client_connected) {
216 DDrConsole_PrintColored("Connection timed out.",0,red, grey);
217 return false;
218 }
219#define SPAM_INPUT
220#ifdef SPAM_INPUT
221 struct timeval lasttime;
222 gettimeofday(&lasttime, 0);
223 struct timeval thistime;
224#endif
225 while(1) {
226#ifdef SPAM_INPUT
227 gettimeofday(&thistime, 0);
228
229 //DDrConsole_PrintF("%i.%i | %i.%i | %i.%i",lasttime.tv_sec, lasttime.tv_usec, thistime.tv_sec, thistime.tv_usec,
230 // thistime.tv_sec - lasttime.tv_sec, thistime.tv_usec - lasttime.tv_usec);
231 //checks to see if enough time has passed since the last input update (by default once every 10ms)
232 if(
233 ((thistime.tv_sec > lasttime.tv_sec) && ((thistime.tv_usec + 1000000 - lasttime.tv_usec ) > update_rate * 1000) )
234 || ((thistime.tv_sec == lasttime.tv_sec) && ((thistime.tv_usec - lasttime.tv_usec ) > update_rate * 1000))
235 ) {
236
237 lasttime.tv_usec = ++thistime.tv_usec; //in case recieving packets takes less than 1 ms.
238 flatline_packet input_packet;
239 input_packet.id = PLAYER_INPUT;
240
241 if( ((GameState*)(ONgGameState))->Input.Current.Actions1 != last1 || ((GameState*)(ONgGameState))->Input.Current.Actions2 != last2) {
242 last1 =((GameState*)(ONgGameState))->Input.Current.Actions1;
243 last2 =((GameState*)(ONgGameState))->Input.Current.Actions2;
244 }
245
246 ((input_struct*)(void*)(input_packet.data))->Actions1 = ((GameState*)(ONgGameState))->Input.Current.Actions1;
247 ((input_struct*)(void*)(input_packet.data))->Actions2 = ((GameState*)(ONgGameState))->Input.Current.Actions2;
248 ((input_struct*)(void*)(input_packet.data))->MouseDeltaX = ((GameState*)(ONgGameState))->Input.MouseDeltaX;
249 ((input_struct*)(void*)(input_packet.data))->MouseDeltaY = ((GameState*)(ONgGameState))->Input.MouseDeltaY;
250 sent_bytes = NetUDPSocket_Send(client_sock,(sockaddr *) &address, (char*)&input_packet, sizeof(input_struct) + FLATLINE_HEADER);
251 //if(sent_bytes == SOCKET_ERROR) NetCatchError();
252 }
253#endif
254 if(NetUDPSocket_Recieve(client_sock, (sockaddr_storage *) &client_address, data, &len)) {
255 packet = (flatline_packet*)data;
256 //DDrConsole_PrintF("Data recieved, length %i, type %i", len, ((flatline_packet*)data)->id);
257 switch(packet->id) {
258 case MESSAGE:
259 COrMessage_Print(packet->data, "chat", 0);
260 break;
261 case CONNECT_SEND:
262 ;
263 flatline_packet connect_recv;
264 memcpy(((connect_reply*)&(connect_recv.data))->message,"This isn't a server!", sizeof("This isn't a server!"));
265 NetUDPSocket_Send(client_sock, (sockaddr *) &address, (char*)&connect_recv, sizeof(bool) + FLATLINE_HEADER + sizeof("This isn't a server!"));
266 case CONNECT_REPLY:
267 break; //extra packet or something.
268 case NEW_PLAYER:
269 ;
270 uint32_t chr_index;
271 DDrConsole_PrintF("%i | %i", ((new_player*)(packet->data))->Playernumber ,client_slot);
272
273 if(((new_player*)(packet->data))->Playernumber == client_slot) {
274 PlayerList[((new_player*)(packet->data))->Playernumber] = Players;
275 Character* PC = (Character*)(((GameState*)ONgGameState)->PlayerCharacter);
276 Players[0].Chr = PC;
277
278 }
279 else {
280 ONrGameState_NewCharacter(&(((new_player*)(packet->data))->Character), NULL, NULL, &chr_index);
281 PlayerList[((new_player*)(packet->data))->Playernumber] = &Players[chr_index];
282 Players[chr_index].Chr = &(((GameState*)ONgGameState)->CharacterStorage[chr_index]);
283 DDrConsole_PrintF("Spawning player %s, class %s, slot %i", ((new_player*)(packet->data))->Character.OSD.Name, ((new_player*)(packet->data))->Character.OSD.Class,chr_index) ;
284 }
285 //Players[((new_player*)(packet->data))->Playernumber].spawnnumber = ONrGameState_NewCharacter(&(((new_player*)(packet->data))->Character), NULL, NULL, 0);
286 break;
287 case PLAYER_DATA:;
288 player_data * data = (void*)packet->data;
289 uint16_t i = data->PlayerNum;
290 //DDrConsole_PrintF("Got data for Player %i, %x", i, PlayerList[i]);
291 if (!PlayerList[i] || i > max_connections) break;
292 PlayerList[i]->Chr = ((GameState *)ONgGameState)->CharacterStorage;
293 PlayerList[i]->Chr->Health = data->Health;
294 PlayerList[i]->Chr->MaxHealth = data->MaxHealth;
295 PlayerList[i]->Chr->Position = data->Position;
296 PlayerList[i]->Chr->Location = data->Location;
297 PlayerList[i]->Chr->LastPosition = data->LastPosition;
298 PlayerList[i]->Chr->Facing = data->Facing;
299 PlayerList[i]->Chr->DesiredFacing = data->DesiredFacing;
300 PlayerList[i]->Chr->CosmeticFacing = data->CosmeticFacing;
301 PlayerList[i]->Actions1 = data->Inputs.Actions1;
302 PlayerList[i]->Actions2 = data->Inputs.Actions2;
303 ActiveCharacter * Active = ((ActiveCharacter*)(ONrGetActiveCharacter(PlayerList[i]->Chr)));
304
305 //needs special case for jumping\possibly falling characters
306 Active->PhyContext_->Position = data->Position;
307
308 //antilag, lol.
309 if((int)*((char*)(Active + 0x1AF8) + 0x166) > data->Frame)
310 *(uint16_t *)((char*)Active + 0x1C88) = data->Frame;
311 break;
312 default:
313 DDrConsole_PrintF("Warning, recieved badly formed packet!");
314 break;
315 }
316 }
317 else {
318 Sleep(1);
319 }
320 }
321
322 return true;
323}
324
325//UDPServer_SendToAll
326//Sends a packet to all the clients currently connected.
327//Returns the number of players sent to.
328int UDPServer_SendToAll(void* packet, int size) {
329 int j;
330 int players = 0;
331 sockaddr_in address;
332 memset(&address, 0, sizeof(sockaddr_in));
333 address.sin_family = AF_INET;
334 address.sin_addr.s_addr = htonl(INADDR_ANY);
335 address.sin_port = htons(27777);
336 for(j = 0; j < max_connections; j++) {
337 if (PlayerList[j] != 0 && PlayerList[j]->ip != inet_addr("127.0.0.1")) {
338 address.sin_addr.s_addr = htonl(PlayerList[j]->ip);//*((struct in_addr*)(int*)&(Players[j].ip));
339 int sent_bytes = NetUDPServer_Send((sockaddr *) &address, (char*)packet, size);
340 if(sent_bytes == SOCKET_ERROR) NetCatchError();
341 else players++;
342 }
343 }
344 return players;
345}
346
347player_info *FLr_FindEmptySlot() {
348 int j;
349 for(j = 0; j < MAX_PLAYERS; j++) {
350 if (Players[j].ip == 0) {
351 return &Players[j];
352 }
353 }
354 return 0;
355}
356
357extern uint16_t max_connections;
358uint16_t FLr_FindEmptyListSlot() {
359 int j;
360 for(j = 0; j < max_connections; j++) {
361 if (PlayerList[j] == 0) {
362 return j;
363 }
364 }
365 return -1;
366}
367void * ONICALL FLrInput_Update_Keys(void) {
368#ifndef SPAM_INPUT
369 if(client_connected) {
370 flatline_packet input_packet;
371 input_packet.id = PLAYER_INPUT;
372 ((input_struct*)(void*)(input_packet.data))->Actions1 = ((GameState*)(ONgGameState))->Input.Current.Actions1;
373 ((input_struct*)(void*)(input_packet.data))->Actions2 = ((GameState*)(ONgGameState))->Input.Current.Actions2;
374 ((input_struct*)(void*)(input_packet.data))->MouseDeltaX = ((GameState*)(ONgGameState))->Input.MouseDeltaX;
375 ((input_struct*)(void*)(input_packet.data))->MouseDeltaY = ((GameState*)(ONgGameState))->Input.MouseDeltaY;
376 int sent_bytes = NetUDPSocket_Send(client_sock,(sockaddr *) &address, (char*)&input_packet, sizeof(input_struct) + FLATLINE_HEADER);
377 return ONgGameState;
378 }
379#endif
380 if(!server_started) return ONgGameState;
381 uint16_t i;
382 for(i = 0; i < max_connections; i++) {
383 if(!PlayerList[i]) continue;
384 char * Active_Player = (void*)ONrGetActiveCharacter(PlayerList[i]->Chr);
385 if(!Active_Player) return ONgGameState;
386 GameInput * Active_Input = (void*)( Active_Player + 0x2158);
387
388 flatline_packet data_out = {0};
389 data_out.id = PLAYER_DATA;
390 player_data * data = (void*)&(data_out.data);
391 data->PlayerNum = i;
392 data->Health = PlayerList[i]->Chr->Health;
393 data->MaxHealth = PlayerList[i]->Chr->MaxHealth;
394 data->Position = PlayerList[i]->Chr->Position;
395 data->Location = PlayerList[i]->Chr->Location;
396 data->LastPosition = PlayerList[i]->Chr->LastPosition;
397 data->Facing = PlayerList[i]->Chr->Facing;
398 data->DesiredFacing = PlayerList[i]->Chr->DesiredFacing;
399 data->CosmeticFacing = PlayerList[i]->Chr->CosmeticFacing;
400 data->Frame = *(Active_Player + 0x1C88);
401 data->Inputs.Actions1 = PlayerList[i]->Actions1;
402 data->Inputs.Actions2 = PlayerList[i]->Actions2;
403
404 if(!server_started || i != 0 ) {
405 Active_Input->Stop.Actions1 = ~PlayerList[i]->Actions1 & Active_Input->Current.Actions1;
406 Active_Input->Stop.Actions2 = ~PlayerList[i]->Actions2 & Active_Input->Current.Actions2;
407 Active_Input->Start.Actions1 = ~Active_Input->Current.Actions1 & PlayerList[i]->Actions1;
408 Active_Input->Start.Actions2 = ~Active_Input->Current.Actions2 & PlayerList[i]->Actions2;
409 Active_Input->Current.Actions1 = PlayerList[i]->Actions1;
410 Active_Input->Current.Actions2 = PlayerList[i]->Actions2;
411 Active_Input->Stopped.Actions1 = ~Active_Input->Current.Actions1;
412 Active_Input->Stopped.Actions2 = ~Active_Input->Current.Actions2;
413 Active_Input->MouseDeltaX = PlayerList[i]->MouseDeltaX;
414 Active_Input->MouseDeltaY = PlayerList[i]->MouseDeltaY;
415 UDPServer_SendToAll(&data_out, sizeof(player_data) + FLATLINE_HEADER);
416 }
417 }
418 return ONgGameState;
419}
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