src/network/stand_server.cpp

   1 /*
   2  * Copyright (C) Volition, Inc. 1999.  All rights reserved.
   3  *
   4  * All source code herein is the property of Volition, Inc. You may not sell
   5  * or otherwise commercially exploit the source or things you created based on the
   6  * source.
   7  *
   8 */
   9
  10
  11 #include "pstypes.h"
  12 #include "osregistry.h"
  13 #include "multi_options.h"
  14 #include "gamesequence.h"
  15 #include "timer.h"
  16 #include "version.h"
  17 #include "multi.h"
  18 #include "stand_gui.h"
  19 #include "multi_pmsg.h"
  20 #include "multi_endgame.h"
  21 #include "multimsgs.h"
  22 #include "multiutil.h"
  23 #include "freespace.h"
  24 #include "missiongoals.h"
  25 #include "cmdline.h"
  26 #include "multi_kick.h"
  27
  28 #include <libwebsockets.h>
  29 #include <string>
  30 #include <vector>
  31
  32
  33
  34 static std::string Standalone_debug_state = "";
  35 static std::string Standalone_ping_str;
  36 static std::string Standalone_player_info;
  37 static std::string Standalone_message;
  38 static std::string Standalone_pinfo_active_player;
  39 static std::string Standalone_mission_name = "";
  40 static std::string Standalone_mission_time = "";
  41 static std::string Standalone_netgame_info;
  42 static std::string Standalone_mission_goals = "";
  43 static std::string Standalone_popup_title;
  44 static std::string Standalone_popup_field1 = "";
  45 static std::string Standalone_popup_field2 = "";
  46 static float Standalone_fps = 0.0f;
  47
  48 #define STANDALONE_MAX_BAN              50
  49 static std::vector<std::string> Standalone_ban_list;
  50
  51 #define STD_STATS_UPDATE_TIME           500             // ms between updating player stats
  52 #define STD_NG_UPDATE_TIME                      1500    // ms between updating netgame information
  53 #define STD_PING_UPDATE_TIME            1000    // ms between updating pings
  54 #define STD_FPS_UPDATE_TIME                     250             // ms between fps updates
  55
  56 static int Standalone_stats_stamp = -1;
  57 static int Standalone_ng_stamp = -1;
  58 static int Standalone_ping_stamp = -1;
  59 static int Standalone_fps_stamp = -1;
  60
  61 static int Standalone_update_flags = 0;
  62
  63 #define STD_UFLAG_DEBUG_STATE           (1<<0)
  64 #define STD_UFLAG_TITLE                         (1<<1)
  65 #define STD_UFLAG_CONN                          (1<<2)
  66 #define STD_UFLAG_RESET                         (1<<3)
  67
  68 #define STD_UFLAG_SERVER_NAME           (1<<4)
  69 #define STD_UFLAG_HOST_PASS                     (1<<5)
  70 #define STD_UFLAG_SET_PING                      (1<<6)
  71
  72 #define STD_UFLAG_FPS                           (1<<7)
  73 #define STD_UFLAG_MISSION_NAME          (1<<8)
  74 #define STD_UFLAG_MISSION_TIME          (1<<9)
  75 #define STD_UFLAG_NETGAME_INFO          (1<<10)
  76 #define STD_UFLAG_MISSION_GOALS         (1<<11)
  77
  78 #define STD_UFLAG_PLAYER_INFO           (1<<12)
  79
  80 #define STD_UFLAG_S_MESSAGE                     (1<<13)
  81
  82 #define STD_UFLAG_POPUP                         (1<<14)         // DO NOT INCLUDE IN STD_UFLAG_ALL!!
  83
  84 #define STD_UFLAG_GENERAL                       (STD_UFLAG_DEBUG_STATE|STD_UFLAG_TITLE|STD_UFLAG_RESET)
  85 #define STD_UFLAG_TAB_SERVER            (STD_UFLAG_SERVER_NAME|STD_UFLAG_HOST_PASS|STD_UFLAG_CONN|STD_UFLAG_SET_PING)
  86 #define STD_UFLAG_TAB_MULTI                     (STD_UFLAG_FPS|STD_UFLAG_MISSION_NAME|STD_UFLAG_MISSION_TIME|STD_UFLAG_NETGAME_INFO|STD_UFLAG_MISSION_GOALS)
  87 #define STD_UFLAG_TAB_PLAYER            (STD_UFLAG_PLAYER_INFO)
  88 #define STD_UFLAG_TAB_GS                        (STD_UFLAG_S_MESSAGE)
  89
  90 #define STD_UFLAG_ALL                           (STD_UFLAG_GENERAL|STD_UFLAG_TAB_SERVER|STD_UFLAG_TAB_MULTI|STD_UFLAG_TAB_PLAYER|STD_UFLAG_TAB_GS)
  91
  92
  93 static lws_context *stand_context = NULL;
  94
  95
  96 static int callback_http(struct lws *wsi, enum lws_callback_reasons reason, void *user, void *in, size_t len)
  97 {
  98         bool try_reuse = false;
  99
 100         switch (reason) {
 101                 case LWS_CALLBACK_HTTP: {
 102                         if (len < 1) {
 103                                 lws_return_http_status(wsi, HTTP_STATUS_BAD_REQUEST, NULL);
 104                                 try_reuse = true;
 105
 106                                 break;
 107                         }
 108
 109                         int     ret = lws_serve_http_file(wsi, "./standalone.html", "text/html", NULL, 0);
 110
 111                         if ( (ret < 0) || ((ret > 0) && lws_http_transaction_completed(wsi)) ) {
 112                                 // error or can't reuse connection, close the socket
 113                                 return -1;
 114                         }
 115
 116                         break;
 117                 }
 118
 119                 case LWS_CALLBACK_HTTP_BODY_COMPLETION: {
 120                         lws_return_http_status(wsi, HTTP_STATUS_OK, NULL);
 121                         try_reuse = true;
 122
 123                         break;
 124                 }
 125
 126                 case LWS_CALLBACK_HTTP_FILE_COMPLETION: {
 127                         try_reuse = true;
 128
 129                         break;
 130                 }
 131
 132                 default:
 133                         break;
 134         }
 135
 136         if (try_reuse) {
 137                 if (lws_http_transaction_completed(wsi)) {
 138                         return -1;
 139                 }
 140         }
 141
 142         return 0;
 143 }
 144
 145 static int callback_standalone(struct lws *wsi, enum lws_callback_reasons reason, void *user, void *in, size_t len)
 146 {
 147         #define MAX_BUF_SIZE    1050
 148         unsigned char buf[LWS_SEND_BUFFER_PRE_PADDING + MAX_BUF_SIZE + LWS_SEND_BUFFER_POST_PADDING];
 149         unsigned char *p = &buf[LWS_SEND_BUFFER_PRE_PADDING];
 150         int rval;
 151         int size;
 152
 153         switch (reason) {
 154                 case LWS_CALLBACK_ESTABLISHED: {
 155                         std_reset_standalone_gui();
 156
 157                         break;
 158                 }
 159
 160                 case LWS_CALLBACK_SERVER_WRITEABLE: {
 161                         // RESET: *must* come first
 162                         if (Standalone_update_flags & STD_UFLAG_RESET) {
 163                                 size = SDL_snprintf((char *)p, MAX_BUF_SIZE, "reset");
 164
 165                                 rval = lws_write(wsi, p, size, LWS_WRITE_TEXT);
 166
 167                                 if (rval < size) {
 168                                         lwsl_err("ERROR sending reset command!\n");
 169                                         return -1;
 170                                 }
 171
 172                                 Standalone_update_flags &= ~STD_UFLAG_RESET;
 173                         }
 174
 175                         // general messages
 176                         if (Standalone_update_flags & STD_UFLAG_TITLE) {
 177                                 size = SDL_snprintf((char *)p, 64, "T:%s %d.%02d.%02d", XSTR("FreeSpace Standalone", 935), FS_VERSION_MAJOR, FS_VERSION_MINOR, FS_VERSION_BUILD);
 178
 179                                 rval = lws_write(wsi, p, size, LWS_WRITE_TEXT);
 180
 181                                 if (rval < size) {
 182                                         lwsl_err("ERROR sending title string!\n");
 183                                         return -1;
 184                                 }
 185
 186                                 Standalone_update_flags &= ~STD_UFLAG_TITLE;
 187                         }
 188
 189                         if (Standalone_update_flags & STD_UFLAG_DEBUG_STATE) {
 190                                 size = SDL_snprintf((char *)p, 32, "D:%s", Standalone_debug_state.c_str());
 191
 192                                 rval = lws_write(wsi, p, size, LWS_WRITE_TEXT);
 193
 194                                 if (rval < size) {
 195                                         lwsl_err("ERROR sending debug state!\n");
 196                                         return -1;
 197                                 }
 198
 199                                 Standalone_update_flags &= ~STD_UFLAG_DEBUG_STATE;
 200                         }
 201
 202                         if (Standalone_update_flags & STD_UFLAG_POPUP) {
 203                                 if ( !Standalone_popup_title.empty() ) {
 204                                         size = SDL_snprintf((char *)p, MAX_BUF_SIZE, "popup %s;%s;%s", Standalone_popup_title.c_str(), Standalone_popup_field1.c_str(), Standalone_popup_field2.c_str());
 205                                 } else {
 206                                         size = SDL_snprintf((char *)p, MAX_BUF_SIZE, "popup ");
 207                                 }
 208
 209                                 rval = lws_write(wsi, p, size, LWS_WRITE_TEXT);
 210
 211                                 if (rval < size) {
 212                                         lwsl_err("ERROR sending popup!\n");
 213                                         return -1;
 214                                 }
 215
 216                                 Standalone_update_flags &= ~STD_UFLAG_POPUP;
 217                         }
 218
 219                         // server tab
 220                         if (Standalone_update_flags & STD_UFLAG_SERVER_NAME) {
 221                                 size = SDL_snprintf((char *)p, MAX_GAMENAME_LEN, "S:name %s", Netgame.name);
 222
 223                                 rval = lws_write(wsi, p, size, LWS_WRITE_TEXT);
 224
 225                                 if (rval < size) {
 226                                         lwsl_err("ERROR sending server name!\n");
 227                                         return -1;
 228                                 }
 229
 230                                 Standalone_update_flags &= ~STD_UFLAG_SERVER_NAME;
 231                         }
 232
 233                         if (Standalone_update_flags & STD_UFLAG_HOST_PASS) {
 234                                 size = SDL_snprintf((char *)p, STD_PASSWD_LEN, "S:pass %s", Multi_options_g.std_passwd);
 235
 236                                 rval = lws_write(wsi, p, size, LWS_WRITE_TEXT);
 237
 238                                 if (rval < size) {
 239                                         lwsl_err("ERROR sending host password!\n");
 240                                         return -1;
 241                                 }
 242
 243                                 Standalone_update_flags &= ~STD_UFLAG_HOST_PASS;
 244                         }
 245
 246                         if (Standalone_update_flags & STD_UFLAG_CONN) {
 247                                 std::string conn_str;
 248                                 char ip_address[60];
 249
 250                                 conn_str.reserve(1024);
 251
 252                                 for (int i = 0; i < MAX_PLAYERS; i++) {
 253                                         net_player *np = &Net_players[i];
 254
 255                                         if ( MULTI_CONNECTED((*np)) && (Net_player != np) ) {
 256                                                 conn_str.append(np->player->callsign);
 257                                                 conn_str.append(",");
 258
 259                                                 psnet_addr_to_string(ip_address, SDL_arraysize(ip_address), &np->p_info.addr);
 260                                                 conn_str.append(ip_address);
 261                                                 conn_str.append(",");
 262
 263                                                 if (np->s_info.ping.ping_avg > -1) {
 264                                                         if (np->s_info.ping.ping_avg >= 1000) {
 265                                                                 SDL_snprintf(ip_address, SDL_arraysize(ip_address), "%s", XSTR("> 1 sec", 914));
 266                                                         } else {
 267                                                                 SDL_snprintf(ip_address, SDL_arraysize(ip_address), "%d%s", np->s_info.ping.ping_avg, XSTR(" ms", 915));
 268                                                         }
 269                                                 }
 270
 271                                                 conn_str.append(";");
 272                                         }
 273                                 }
 274
 275                                 SDL_assert(conn_str.length() < 1024);
 276
 277                                 size = SDL_snprintf((char *)p, MAX_BUF_SIZE, "S:conn %s", conn_str.c_str());
 278
 279                                 rval = lws_write(wsi, p, size, LWS_WRITE_TEXT);
 280
 281                                 if (rval < size) {
 282                                         lwsl_err("ERROR sending connetions!\n");
 283                                         return -1;
 284                                 }
 285
 286                                 Standalone_update_flags &= ~STD_UFLAG_CONN;
 287                         }
 288
 289                         if ( (Standalone_update_flags & STD_UFLAG_SET_PING) && !Standalone_ping_str.empty() ) {
 290                                 SDL_assert(Standalone_ping_str.length() < 1024);
 291
 292                                 size = SDL_snprintf((char *)p, MAX_BUF_SIZE, "S:ping %s", Standalone_ping_str.c_str());
 293
 294                                 rval = lws_write(wsi, p, size, LWS_WRITE_TEXT);
 295
 296                                 if (rval < size) {
 297                                         lwsl_err("ERROR sending conn ping!\n");
 298                                         return -1;
 299                                 }
 300
 301                                 Standalone_ping_str.clear();
 302                                 Standalone_update_flags &= ~ STD_UFLAG_SET_PING;
 303                         }
 304
 305                         // multi-player tab
 306                         if (Standalone_update_flags & STD_UFLAG_MISSION_NAME) {
 307                                 size = SDL_snprintf((char *)p, MAX_BUF_SIZE, "M:name %s", Standalone_mission_name.c_str());
 308
 309                                 rval = lws_write(wsi, p, size, LWS_WRITE_TEXT);
 310
 311                                 if (rval < size) {
 312                                         lwsl_err("ERROR sending mission name!\n");
 313                                         return -1;
 314                                 }
 315
 316                                 Standalone_update_flags &= ~STD_UFLAG_MISSION_NAME;
 317                         }
 318
 319                         if (Standalone_update_flags & STD_UFLAG_MISSION_TIME) {
 320                                 size = SDL_snprintf((char *)p, MAX_BUF_SIZE, "M:time %s", Standalone_mission_time.c_str());
 321
 322                                 rval = lws_write(wsi, p, size, LWS_WRITE_TEXT);
 323
 324                                 if (rval < size) {
 325                                         lwsl_err("ERROR sending mission time!\n");
 326                                         return -1;
 327                                 }
 328
 329                                 Standalone_update_flags &= ~STD_UFLAG_MISSION_TIME;
 330                         }
 331
 332                         if (Standalone_update_flags & STD_UFLAG_NETGAME_INFO) {
 333                                 size = SDL_snprintf((char *)p, MAX_BUF_SIZE, "M:info %s", Standalone_netgame_info.c_str());
 334
 335                                 rval = lws_write(wsi, p, size, LWS_WRITE_TEXT);
 336
 337                                 if (rval < size) {
 338                                         lwsl_err("ERROR sending netgame info!\n");
 339                                         return -1;
 340                                 }
 341
 342                                 Standalone_update_flags &= ~STD_UFLAG_NETGAME_INFO;
 343                         }
 344
 345                         if (Standalone_update_flags & STD_UFLAG_FPS) {
 346                                 size = SDL_snprintf((char *)p, MAX_BUF_SIZE, "M:fps %.1f", Standalone_fps);
 347
 348                                 rval = lws_write(wsi, p, size, LWS_WRITE_TEXT);
 349
 350                                 if (rval < size) {
 351                                         lwsl_err("ERROR sending fps!\n");
 352                                         return -1;
 353                                 }
 354
 355                                 Standalone_update_flags &= ~STD_UFLAG_FPS;
 356                         }
 357
 358                         if ( (Standalone_update_flags & STD_UFLAG_MISSION_GOALS) && !Standalone_mission_goals.empty() ) {
 359                                 size = SDL_snprintf((char *)p, MAX_BUF_SIZE, "M:goal %s", Standalone_mission_goals.c_str());
 360
 361                                 rval = lws_write(wsi, p, size, LWS_WRITE_TEXT);
 362
 363                                 if (rval < size) {
 364                                         lwsl_err("ERROR sending mission goals!\n");
 365                                         return -1;
 366                                 }
 367
 368                                 Standalone_mission_goals.clear();
 369                                 Standalone_update_flags &= ~STD_UFLAG_MISSION_GOALS;
 370                         }
 371
 372                         // player tab
 373                         if ( (Standalone_update_flags & STD_UFLAG_PLAYER_INFO) && !Standalone_player_info.empty() ) {
 374                                 size = SDL_snprintf((char *)p, MAX_BUF_SIZE, "P:info %s", Standalone_player_info.c_str());
 375
 376                                 rval = lws_write(wsi, p, size, LWS_WRITE_TEXT);
 377
 378                                 if (rval < size) {
 379                                         lwsl_err("ERROR sending player info!\n");
 380                                         return -1;
 381                                 }
 382
 383                                 Standalone_player_info.clear();
 384                                 Standalone_update_flags &= ~STD_UFLAG_PLAYER_INFO;
 385                         }
 386
 387                         // god stuff tab
 388                         if ( (Standalone_update_flags & STD_UFLAG_S_MESSAGE) && !Standalone_message.empty() ) {
 389                                 size = SDL_snprintf((char *)p, MAX_BUF_SIZE, "G:mesg %s", Standalone_message.c_str());
 390
 391                                 rval = lws_write(wsi, p, size, LWS_WRITE_TEXT);
 392
 393                                 if (rval < size) {
 394                                         lwsl_err("ERROR sending chat message!\n");
 395                                         return -1;
 396                                 }
 397
 398                                 Standalone_message.clear();
 399                                 Standalone_update_flags &= ~STD_UFLAG_S_MESSAGE;
 400                         }
 401
 402                         break;
 403                 }
 404
 405                 case LWS_CALLBACK_RECEIVE: {
 406                         if (in != NULL && len > 0) {
 407                                 const char *msg = (const char *)in;
 408                                 char mtype = msg[0];
 409
 410                                 if ( !SDL_strcmp(msg, "shutdown") ) {
 411                                         gameseq_post_event(GS_EVENT_QUIT_GAME);
 412                                         return -1;
 413                                 }
 414
 415                                 // server tab
 416                                 if (mtype == 'S') {
 417                                         if (len >= 7) {
 418                                                 if ( !SDL_strncmp(msg+2, "name ", 5) ) {
 419                                                         SDL_strlcpy(Netgame.name, msg+7, SDL_arraysize(Netgame.name));
 420                                                         SDL_strlcpy(Multi_options_g.std_pname, Netgame.name, SDL_arraysize(Multi_options_g.std_pname));
 421                                                 } else if ( !SDL_strncmp(msg+2, "pass ", 5) ) {
 422                                                         SDL_strlcpy(Multi_options_g.std_passwd, msg+7, SDL_arraysize(Multi_options_g.std_passwd));
 423                                                 } else if ( !SDL_strncmp(msg+2, "kick ", 5) ) {
 424                                                         char ip_string[60];
 425
 426                                                         for (int i = 0; i < MAX_PLAYERS; i++) {
 427                                                                 if ( MULTI_CONNECTED(Net_players[i]) ) {
 428                                                                         psnet_addr_to_string(ip_string, SDL_arraysize(ip_string), &Net_players[i].p_info.addr);
 429
 430                                                                         if ( !SDL_strcmp(msg+7, ip_string) ) {
 431                                                                                 multi_kick_player(i, 0);
 432
 433                                                                                 break;
 434                                                                         }
 435                                                                 }
 436                                                         }
 437                                                 }
 438                                         }
 439                                 }
 440                                 // multi-player tab
 441                                 else if (mtype == 'M') {
 442                                         if (len >= 6) {
 443                                                 if ( !SDL_strncmp(msg+2, "fps ", 4) ) {
 444                                                         int fps = SDL_atoi(msg+6);
 445
 446                                                         Multi_options_g.std_framecap = fps;
 447                                                 }
 448                                         }
 449                                 }
 450                                 // player info tab
 451                                 else if (mtype == 'P') {
 452                                         if (len >= 7) {
 453                                                 if ( !SDL_strncmp(msg+2, "info ", 5) ) {
 454                                                         int i;
 455
 456                                                         for (i = 0; i < MAX_PLAYERS; i++) {
 457                                                                 net_player *np = &Net_players[i];
 458
 459                                                                 if ( MULTI_CONNECTED((*np)) && (Net_player != np) ) {
 460                                                                         if ( !SDL_strcmp(msg+7, np->player->callsign) ) {
 461                                                                                 Standalone_pinfo_active_player = msg+7;
 462                                                                                 std_pinfo_display_player_info(np);
 463
 464                                                                                 break;
 465                                                                         }
 466                                                                 }
 467                                                         }
 468
 469                                                         if (i == MAX_PLAYERS) {
 470                                                                 Standalone_pinfo_active_player.clear();
 471                                                         }
 472                                                 }
 473                                         }
 474                                 }
 475                                 // god stuff tab
 476                                 else if (mtype == 'G') {
 477                                         if (len >= 7) {
 478                                                 if ( !SDL_strncmp(msg+2, "smsg ", 5) ) {
 479                                                         char txt[256];
 480
 481                                                         SDL_strlcpy(txt, msg+7, SDL_arraysize(txt));
 482
 483                                                         if (SDL_strlen(txt) > 0) {
 484                                                                 send_game_chat_packet(Net_player, txt, MULTI_MSG_ALL, NULL);
 485
 486                                                                 std_add_chat_text(txt, MY_NET_PLAYER_NUM, 1);
 487                                                         }
 488                                                 } else if ( !SDL_strcmp(msg+2, "mrefresh") ) {
 489                                                         if (MULTI_IS_TRACKER_GAME) {
 490                                                                 cf_delete(MULTI_VALID_MISSION_FILE, CF_TYPE_DATA);
 491
 492                                                                 multi_update_valid_missions();
 493                                                         }
 494                                                 }
 495                                         }
 496                                 }
 497                         }
 498
 499                         break;
 500                 }
 501
 502                 default:
 503                         break;
 504         }
 505
 506         return 0;
 507 }
 508
 509 static struct lws_protocols stand_protocols[] = {
 510         {
 511                 "http-only",
 512                 callback_http,
 513                 0,
 514                 0
 515         },
 516         {
 517                 "standalone",
 518                 callback_standalone,
 519                 0,
 520                 0
 521         },
 522         // terminator
 523         {
 524                 NULL,
 525                 NULL,
 526                 0,
 527                 0
 528         }
 529 };
 530
 531
 532
 533
 534 void std_deinit_standalone()
 535 {
 536         if (stand_context) {
 537                 lws_cancel_service(stand_context);
 538                 lws_context_destroy(stand_context);
 539                 stand_context = NULL;
 540         }
 541 }
 542
 543 void std_init_standalone()
 544 {
 545         struct lws_context_creation_info info;
 546
 547         if (stand_context) {
 548                 return;
 549         }
 550
 551         SDL_zero(info);
 552
 553         info.port = Multi_options_g.port;
 554
 555         info.protocols = stand_protocols;
 556
 557         info.gid = -1;
 558         info.uid = -1;
 559
 560         info.ka_time = 0;
 561         info.ka_probes = 0;
 562         info.ka_interval = 0;
 563
 564         stand_context = lws_create_context(&info);
 565
 566         if (stand_context == NULL) {
 567                 Error(LOCATION, "Unable to initialize standalone server!");
 568         }
 569
 570         atexit(std_deinit_standalone);
 571
 572         // turn off all sound and music
 573         Cmdline_freespace_no_sound = 1;
 574         Cmdline_freespace_no_music = 1;
 575
 576         std_reset_standalone_gui();
 577
 578         std_multi_update_netgame_info_controls();
 579 }
 580
 581 void std_do_gui_frame()
 582 {
 583         // maybe update selected player stats
 584         if ( ((Standalone_stats_stamp == -1) || timestamp_elapsed(Standalone_stats_stamp)) && !Standalone_pinfo_active_player.empty() ) {
 585                 Standalone_stats_stamp = timestamp(STD_STATS_UPDATE_TIME);
 586
 587                 for (int i = 0; i < MAX_PLAYERS; i++) {
 588                         net_player *np = &Net_players[i];
 589
 590                         if ( MULTI_CONNECTED((*np)) && (Net_player != np) ) {
 591                                 if ( !SDL_strcmp(Standalone_pinfo_active_player.c_str(), np->player->callsign) ) {
 592                                         std_pinfo_display_player_info(np);
 593
 594                                         break;
 595                                 }
 596                         }
 597                 }
 598         }
 599
 600         // maybe update netgame info
 601         if ( (Standalone_ng_stamp == -1) || timestamp_elapsed(Standalone_ng_stamp) ) {
 602                 Standalone_ng_stamp = timestamp(STD_NG_UPDATE_TIME);
 603
 604                 std_multi_update_netgame_info_controls();
 605         }
 606
 607         // update connection ping times
 608         if ( ((Standalone_ping_stamp == -1) || timestamp_elapsed(Standalone_ping_stamp)) && !Standalone_ping_str.empty() ) {
 609                 Standalone_ping_stamp = timestamp(STD_PING_UPDATE_TIME);
 610                 Standalone_update_flags |= STD_UFLAG_SET_PING;
 611         }
 612
 613         if (Standalone_update_flags) {
 614                 lws_callback_on_writable_all_protocol(stand_context, &stand_protocols[1]);
 615         }
 616
 617         lws_service(stand_context, 0);
 618 }
 619
 620 void std_debug_set_standalone_state_string(const char *str)
 621 {
 622         Standalone_debug_state = str;
 623
 624         Standalone_update_flags |= STD_UFLAG_DEBUG_STATE;
 625 }
 626
 627 void std_connect_set_gamename(const char *name)
 628 {
 629         if (name == NULL) {
 630                 // if a permanent name exists, use that instead of the default
 631                 if ( SDL_strlen(Multi_options_g.std_pname) ) {
 632                         SDL_strlcpy(Netgame.name, Multi_options_g.std_pname, SDL_arraysize(Netgame.name));
 633                 } else {
 634                         SDL_strlcpy(Netgame.name, XSTR("Standalone Server", 916), SDL_arraysize(Netgame.name));
 635                 }
 636         } else {
 637                 SDL_strlcpy(Netgame.name, name, SDL_arraysize(Netgame.name));
 638         }
 639
 640         Standalone_update_flags |= STD_UFLAG_SERVER_NAME;
 641 }
 642
 643 int std_connect_set_connect_count()
 644 {
 645         int count = 0;
 646
 647         for (int i = 0; i < MAX_PLAYERS; i++) {
 648                 if (MULTI_CONNECTED(Net_players[i]) && (Net_player != &Net_players[i]) ) {
 649                         count++;
 650                 }
 651         }
 652
 653         return count;
 654 }
 655
 656 void std_add_player(net_player *p)
 657 {
 658         Standalone_update_flags |= STD_UFLAG_CONN;
 659
 660         // check to see if this guy is the host
 661         std_connect_set_host_connect_status();
 662 }
 663
 664 int std_remove_player(net_player *p)
 665 {
 666         int count;
 667
 668         Standalone_update_flags |= STD_UFLAG_CONN;
 669
 670         // update the host connect count
 671         std_connect_set_host_connect_status();
 672
 673         // update the currently connected players
 674         count = std_connect_set_connect_count();
 675
 676         if (count == 0) {
 677                 multi_quit_game(PROMPT_NONE);
 678                 return 1;
 679         }
 680
 681         return 0;
 682 }
 683
 684 void std_update_player_ping(net_player *p)
 685 {
 686         char ip_address[60];
 687
 688         if (p->s_info.ping.ping_avg > -1) {
 689                 psnet_addr_to_string(ip_address, SDL_arraysize(ip_address), &p->p_info.addr);
 690
 691                 // only add it if address isn't already queued up
 692                 if (Standalone_ping_str.find(ip_address) == std::string::npos) {
 693                         Standalone_ping_str.append(ip_address);
 694
 695                         if (p->s_info.ping.ping_avg > 1000) {
 696                                 SDL_snprintf(ip_address, SDL_arraysize(ip_address), ",%s;", XSTR("> 1 sec", 914));
 697                         } else {
 698                                 SDL_snprintf(ip_address, SDL_arraysize(ip_address), ",%d%s;", p->s_info.ping.ping_avg, XSTR(" ms", 915));
 699                         }
 700
 701                         Standalone_ping_str.append(ip_address);
 702                 }
 703         }
 704 }
 705
 706 void std_pinfo_display_player_info(net_player *p)
 707 {
 708         char sml_ping[30];
 709
 710         Standalone_player_info.clear();
 711         Standalone_player_info.reserve(256);
 712
 713         // ship type
 714         Standalone_player_info.append(Ship_info[p->p_info.ship_class].name);
 715         Standalone_player_info.append(";");
 716
 717         // avg ping time
 718         if (p->s_info.ping.ping_avg > 1000) {
 719                 SDL_snprintf(sml_ping, SDL_arraysize(sml_ping), "%s", XSTR("> 1 sec", 914));
 720         } else {
 721                 SDL_snprintf(sml_ping, SDL_arraysize(sml_ping), "%d%s", p->s_info.ping.ping_avg, XSTR(" ms", 915));
 722         }
 723
 724         Standalone_player_info.append(sml_ping);
 725         Standalone_player_info.append(";");
 726
 727         scoring_struct *ptr = &p->player->stats;
 728
 729         // all-time stats
 730         SDL_snprintf(sml_ping, SDL_arraysize(sml_ping), "%d", ptr->p_shots_fired);
 731         Standalone_player_info.append(sml_ping);
 732         Standalone_player_info.append(",");
 733         SDL_snprintf(sml_ping, SDL_arraysize(sml_ping), "%d", ptr->p_shots_hit);
 734         Standalone_player_info.append(sml_ping);
 735         Standalone_player_info.append(",");
 736         SDL_snprintf(sml_ping, SDL_arraysize(sml_ping), "%d", ptr->p_bonehead_hits);
 737         Standalone_player_info.append(sml_ping);
 738         Standalone_player_info.append(",");
 739         SDL_snprintf(sml_ping, SDL_arraysize(sml_ping), "%d", ptr->p_shots_fired ? (int)(100.0f * ((float)ptr->p_shots_hit / (float)ptr->p_shots_fired)) : 0);
 740         Standalone_player_info.append(sml_ping);
 741         Standalone_player_info.append(",");
 742         SDL_snprintf(sml_ping, SDL_arraysize(sml_ping), "%d", ptr->p_shots_fired ? (int)(100.0f * ((float)ptr->p_bonehead_hits / (float)ptr->p_shots_fired)) : 0);
 743         Standalone_player_info.append(sml_ping);
 744         Standalone_player_info.append(",");
 745         SDL_snprintf(sml_ping, SDL_arraysize(sml_ping), "%d", ptr->s_shots_fired);
 746         Standalone_player_info.append(sml_ping);
 747         Standalone_player_info.append(",");
 748         SDL_snprintf(sml_ping, SDL_arraysize(sml_ping), "%d", ptr->s_shots_hit);
 749         Standalone_player_info.append(sml_ping);
 750         Standalone_player_info.append(",");
 751         SDL_snprintf(sml_ping, SDL_arraysize(sml_ping), "%d", ptr->s_bonehead_hits);
 752         Standalone_player_info.append(sml_ping);
 753         Standalone_player_info.append(",");
 754         SDL_snprintf(sml_ping, SDL_arraysize(sml_ping), "%d", ptr->s_shots_fired ? (int)(100.0f * ((float)ptr->s_shots_hit / (float)ptr->s_shots_fired)) : 0);
 755         Standalone_player_info.append(sml_ping);
 756         Standalone_player_info.append(",");
 757         SDL_snprintf(sml_ping, SDL_arraysize(sml_ping), "%d", ptr->s_shots_fired ? (int)(100.0f * ((float)ptr->s_bonehead_hits / (float)ptr->s_shots_fired)) : 0);
 758         Standalone_player_info.append(sml_ping);
 759         Standalone_player_info.append(",");
 760         SDL_snprintf(sml_ping, SDL_arraysize(sml_ping), "%d", ptr->assists);
 761         Standalone_player_info.append(sml_ping);
 762         Standalone_player_info.append(";");     // <- end of block
 763
 764         // mission stats
 765         SDL_snprintf(sml_ping, SDL_arraysize(sml_ping), "%d", ptr->mp_shots_fired);
 766         Standalone_player_info.append(sml_ping);
 767         Standalone_player_info.append(",");
 768         SDL_snprintf(sml_ping, SDL_arraysize(sml_ping), "%d", ptr->mp_shots_hit);
 769         Standalone_player_info.append(sml_ping);
 770         Standalone_player_info.append(",");
 771         SDL_snprintf(sml_ping, SDL_arraysize(sml_ping), "%d", ptr->mp_bonehead_hits);
 772         Standalone_player_info.append(sml_ping);
 773         Standalone_player_info.append(",");
 774         SDL_snprintf(sml_ping, SDL_arraysize(sml_ping), "%d", ptr->mp_shots_fired ? (int)(100.0f * ((float)ptr->mp_shots_hit / (float)ptr->mp_shots_fired)) : 0);
 775         Standalone_player_info.append(sml_ping);
 776         Standalone_player_info.append(",");
 777         SDL_snprintf(sml_ping, SDL_arraysize(sml_ping), "%d", ptr->mp_shots_fired ? (int)(100.0f * ((float)ptr->mp_bonehead_hits / (float)ptr->mp_shots_fired)) : 0);
 778         Standalone_player_info.append(sml_ping);
 779         Standalone_player_info.append(",");
 780         SDL_snprintf(sml_ping, SDL_arraysize(sml_ping), "%d", ptr->ms_shots_fired);
 781         Standalone_player_info.append(sml_ping);
 782         Standalone_player_info.append(",");
 783         SDL_snprintf(sml_ping, SDL_arraysize(sml_ping), "%d", ptr->ms_shots_hit);
 784         Standalone_player_info.append(sml_ping);
 785         Standalone_player_info.append(",");
 786         SDL_snprintf(sml_ping, SDL_arraysize(sml_ping), "%d", ptr->ms_bonehead_hits);
 787         Standalone_player_info.append(sml_ping);
 788         Standalone_player_info.append(",");
 789         SDL_snprintf(sml_ping, SDL_arraysize(sml_ping), "%d", ptr->ms_shots_fired ? (int)(100.0f * ((float)ptr->ms_shots_hit / (float)ptr->ms_shots_fired)) : 0);
 790         Standalone_player_info.append(sml_ping);
 791         Standalone_player_info.append(",");
 792         SDL_snprintf(sml_ping, SDL_arraysize(sml_ping), "%d", ptr->ms_shots_fired ? (int)(100.0f * ((float)ptr->ms_bonehead_hits / (float)ptr->ms_shots_fired)) : 0);
 793         Standalone_player_info.append(sml_ping);
 794         Standalone_player_info.append(",");
 795         SDL_snprintf(sml_ping, SDL_arraysize(sml_ping), "%d", ptr->m_assists);
 796         Standalone_player_info.append(sml_ping);
 797
 798         Standalone_update_flags |= STD_UFLAG_PLAYER_INFO;
 799 }
 800
 801 void std_add_chat_text(const char *text, int player_index, int add_id)
 802 {
 803         char id[32];
 804
 805         if ( (player_index < 0) || (player_index >= MAX_PLAYERS) ) {
 806                 return;
 807         }
 808
 809         // format the chat text nicely
 810         if (add_id) {
 811                 if ( MULTI_STANDALONE(Net_players[player_index]) ) {
 812                         SDL_snprintf(id, SDL_arraysize(id), XSTR("<SERVER> %s", 924), "");
 813                 } else {
 814                         SDL_snprintf(id, SDL_arraysize(id), "%s: ", Net_players[player_index].player->callsign);
 815                 }
 816
 817                 Standalone_message.append(id);
 818         }
 819
 820         Standalone_message.append(text);
 821         Standalone_message.append("\n");
 822
 823         Standalone_update_flags |= STD_UFLAG_S_MESSAGE;
 824 }
 825
 826 void std_reset_timestamps()
 827 {
 828         // reset the stats update stamp
 829         Standalone_stats_stamp = timestamp(STD_STATS_UPDATE_TIME);
 830
 831         // reset the netgame controls update timestamp
 832         Standalone_ng_stamp = timestamp(STD_NG_UPDATE_TIME);
 833
 834         // reset the ping update stamp
 835         Standalone_ping_stamp = timestamp(STD_PING_UPDATE_TIME);
 836
 837         // reset fps update stamp
 838         Standalone_fps_stamp = timestamp(STD_FPS_UPDATE_TIME);
 839 }
 840
 841 void std_add_ban(const char *name)
 842 {
 843         if ( (name == NULL) || !SDL_strlen(name) ) {
 844                 return;
 845         }
 846
 847         if (Standalone_ban_list.size() >= STANDALONE_MAX_BAN) {
 848                 return;
 849         }
 850
 851         Standalone_ban_list.push_back(name);
 852 }
 853
 854 int std_player_is_banned(const char *name)
 855 {
 856         if ( Standalone_ban_list.empty() ) {
 857                 return 0;
 858         }
 859
 860         for (size_t i = 0; i < Standalone_ban_list.size(); i++) {
 861                 if ( !SDL_strcasecmp(name, Standalone_ban_list[i].c_str()) ) {
 862                         return 1;
 863                 }
 864         }
 865
 866         return 0;
 867 }
 868
 869 int std_is_host_passwd()
 870 {
 871         return (SDL_strlen(Multi_options_g.std_passwd) > 0) ? 1 : 0;
 872 }
 873
 874 void std_multi_set_standalone_mission_name(const char *mission_name)
 875 {
 876         Standalone_mission_name = mission_name;
 877         Standalone_update_flags |= STD_UFLAG_MISSION_NAME;
 878 }
 879
 880 void std_multi_set_standalone_missiontime(float mission_time)
 881 {
 882         char txt[80];
 883         char timestr[50];
 884         fix m_time = fl2f(mission_time);
 885
 886         // format the time string and set the text
 887         game_format_time(m_time, timestr, SDL_arraysize(timestr));
 888         SDL_snprintf(txt, SDL_arraysize(txt), "%s  :  %.1f", timestr, mission_time);
 889
 890         Standalone_mission_time = txt;
 891         Standalone_update_flags |= STD_UFLAG_MISSION_TIME;
 892 }
 893
 894 void std_multi_update_netgame_info_controls()
 895 {
 896         char nginfo[50];
 897
 898         SDL_snprintf(nginfo, SDL_arraysize(nginfo), "%d,%d,%d,%d", Netgame.max_players, Netgame.options.max_observers, Netgame.security, Netgame.respawn);
 899
 900         Standalone_netgame_info = nginfo;
 901         Standalone_update_flags |= STD_UFLAG_NETGAME_INFO;
 902 }
 903
 904 void std_set_standalone_fps(float fps)
 905 {
 906         if ( (Standalone_fps_stamp == -1) || timestamp_elapsed(Standalone_fps_stamp) ) {
 907                 Standalone_fps_stamp = timestamp(STD_FPS_UPDATE_TIME);
 908
 909                 Standalone_fps = fps;
 910                 Standalone_update_flags |= STD_UFLAG_FPS;
 911         }
 912 }
 913
 914 void std_multi_setup_goal_tree()
 915 {
 916         std::string primary;
 917         std::string secondary;
 918         std::string bonus;
 919         std::string status;
 920
 921         Standalone_mission_goals.clear();
 922
 923         for (int i = 0; i < Num_goals; i++) {
 924                 switch (Mission_goals[i].satisfied) {
 925                         case GOAL_FAILED: {
 926                                 status = "f ";
 927                                 break;
 928                         }
 929
 930                         case GOAL_COMPLETE: {
 931                                 status = "c ";
 932                                 break;
 933                         }
 934
 935                         case GOAL_INCOMPLETE:
 936                         default: {
 937                                 status = "i ";
 938                                 break;
 939                         }
 940                 }
 941
 942                 switch (Mission_goals[i].type & GOAL_TYPE_MASK) {
 943                         case PRIMARY_GOAL: {
 944                                 primary.append(status);
 945                                 primary.append(Mission_goals[i].name);
 946                                 primary.append(",");
 947
 948                                 break;
 949                         }
 950
 951                         case SECONDARY_GOAL: {
 952                                 secondary.append(status);
 953                                 secondary.append(Mission_goals[i].name);
 954                                 secondary.append(",");
 955
 956                                 break;
 957                         }
 958
 959                         case BONUS_GOAL: {
 960                                 bonus.append(status);
 961                                 bonus.append(Mission_goals[i].name);
 962                                 bonus.append(",");
 963
 964                                 break;
 965                         }
 966
 967                         default:
 968                                 break;
 969                 }
 970         }
 971
 972         if ( primary.empty() ) {
 973                 Standalone_mission_goals.append("i none");
 974         } else {
 975                 Standalone_mission_goals.append(primary.substr(0, primary.size()-1));
 976         }
 977
 978         Standalone_mission_goals.append(";");
 979
 980         if ( secondary.empty() ) {
 981                 Standalone_mission_goals.append("i none");
 982         } else {
 983                 Standalone_mission_goals.append(secondary.substr(0, secondary.size()-1));
 984         }
 985
 986         Standalone_mission_goals.append(";");
 987
 988         if ( bonus.empty() ) {
 989                 Standalone_mission_goals.append("i none");
 990         } else {
 991                 Standalone_mission_goals.append(bonus.substr(0, bonus.size()-1));
 992         }
 993
 994         Standalone_update_flags |= STD_UFLAG_MISSION_GOALS;
 995 }
 996
 997 void std_multi_add_goals()
 998 {
 999         std_multi_setup_goal_tree();
1000 }
1001
1002 void std_multi_update_goals()
1003 {
1004         std_multi_setup_goal_tree();
1005 }
1006
1007 void std_reset_standalone_gui()
1008 {
1009         Standalone_stats_stamp = -1;
1010         Standalone_ng_stamp = -1;
1011         Standalone_ping_stamp = -1;
1012         Standalone_fps_stamp = -1;
1013
1014         Standalone_ping_str.clear();
1015         Standalone_player_info.clear();
1016         Standalone_message.clear();
1017         Standalone_pinfo_active_player.clear();
1018         Standalone_mission_name = "";
1019         Standalone_mission_time = "";
1020         Standalone_netgame_info.clear();
1021         Standalone_popup_title.clear();
1022         Standalone_popup_field1 = "";
1023         Standalone_popup_field2 = "";
1024
1025         std_set_standalone_fps(0.0f);
1026         std_multi_set_standalone_missiontime(0.0f);
1027
1028         Standalone_update_flags |= STD_UFLAG_ALL;
1029 }
1030
1031 void std_create_gen_dialog(const char *title)
1032 {
1033         Standalone_popup_title = title;
1034 }
1035
1036 void std_destroy_gen_dialog()
1037 {
1038         Standalone_popup_title.clear();
1039
1040         Standalone_update_flags |= STD_UFLAG_POPUP;
1041 }
1042
1043 void std_gen_set_text(const char *str, int field_num)
1044 {
1045         switch (field_num) {
1046                 case 0:
1047                         Standalone_popup_title = str;
1048                         break;
1049
1050                 case 1:
1051                         Standalone_popup_field1 = str;
1052                         break;
1053
1054                 case 2:
1055                         Standalone_popup_field2 = str;
1056                         break;
1057
1058                 default:
1059                         break;
1060         }
1061
1062         Standalone_update_flags |= STD_UFLAG_POPUP;
1063 }
1064
1065 void std_connect_set_host_connect_status()
1066 {
1067 }