viewing paste Unknown #25300 | Text

Posted on the
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 755 756 757 758 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 792 793 794 795 796 797 798 799 800 801 802 803 804 805 806 807 808 809 810 811 812 813 814 815 816 817 818 819 820 821 822 823 824 825 826 827 828 829 830 831 832 833 834 835 836 837 838 839 840 841 842 843 844 845 846 847 848 849 850 851 852 853 854 855 856 857 858 859 860 861 862 863 864 865 866 867 868 869 870 871 872 873 874 875 876 877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 894 895 896 897 898 899 900 901 902 903 904 905 906 907 908 909 910 911 912 913 914 915 916 917 918 919 920 921 922 923 924 925 926 927 928 929 930 931 932 933 934 935 936 937 938 939 940 941 942 943 944 945 946 947 948 949 950 951 952 953 954 955 956 957 958 959 960 961 962 963 964 965 966 967 968 969 970 971 972 973 974 975 976 977 978 979 980 981 982 983 984 985 986 987 988 989 990 991 992 993 994 995 996 997 998 999 1000 1001 1002 1003 1004 1005 1006 1007 1008 1009 1010 1011 1012 1013 1014 1015 1016 1017 1018 1019 1020 1021 1022 1023 1024 1025 1026 1027 1028 1029 1030 1031 1032 1033 1034 1035 1036 1037 1038 1039 1040 1041 1042 1043 1044 1045 1046 1047 1048 1049 1050 1051 1052 1053 1054 1055 1056 1057 1058 1059 1060 1061 1062 1063 1064 1065 1066 1067 1068 1069 1070 1071 1072 1073 1074 1075 1076 1077 1078 1079 1080 1081 1082 1083 1084 1085 1086 1087 1088 1089 1090 1091 1092 1093 1094 1095 1096 1097 1098 1099 1100 1101 1102 1103 1104 1105 1106 1107 1108 1109 1110 1111 1112 1113 1114 1115 1116 1117 1118 1119 1120 1121 1122 1123 1124 1125 1126 1127 1128 1129 1130 1131 1132 1133 1134 1135 1136 1137 1138 1139 1140 1141 1142 1143 1144 1145 1146 1147 1148 1149 1150 1151 1152 1153 1154 1155 1156 1157 1158 1159 1160 1161 1162 1163 1164 1165 1166 1167 1168 1169 1170 1171 1172 1173 1174 1175 1176 1177 1178 1179 1180 1181 1182 1183 1184 1185 1186 1187 1188 1189 1190 1191 1192 1193 1194 1195 1196 1197 1198 1199 1200 1201 1202 1203 1204 1205 1206 1207 1208 1209 1210 1211 1212 1213 1214 1215 1216 1217 1218 1219 1220 1221 1222 1223 1224 1225 1226 1227 1228 1229 1230 1231 1232 1233 1234 1235 1236 1237 1238 1239 1240 1241 1242 1243 1244 1245 1246 1247 1248 1249 1250 1251 1252 1253 1254 1255 1256 1257 1258 1259 1260 1261 1262 1263 1264 1265 1266 1267 1268 1269 1270 1271 1272 1273 1274 1275 1276 1277 1278 1279 1280 1281 1282 1283 1284 1285 1286 1287 1288 1289 1290 1291 1292 1293 1294 1295 1296 1297 1298 1299 1300 1301 1302 1303 1304 1305 1306 1307 1308 1309 1310 1311 1312 1313 1314 1315 1316 1317 1318 1319 1320 1321 1322 1323 1324 1325 1326 1327 1328 1329 1330 1331 1332 1333 1334 1335 1336 1337 1338 1339 1340 1341 1342 1343 1344 1345 1346 1347 1348 1349 1350 1351 1352 1353 1354 1355 1356 1357 1358 1359 1360 1361 1362 1363 1364 1365 1366 1367 1368 1369 1370 1371 1372 1373 1374 1375 1376 1377 1378 1379 1380 1381 1382 1383 1384 1385 1386 1387 1388 1389 1390 1391 1392 1393 1394 1395 1396 1397 1398 1399 1400 1401 1402 1403 1404 1405 1406 1407 1408 1409 1410 1411 1412 1413 1414 1415 1416 1417 1418 1419 1420 1421 1422 1423 1424 1425 1426 1427 1428 1429 1430 1431 1432 1433 1434 1435 1436 1437 1438 1439 1440 1441 1442 1443 1444 1445 1446 1447 1448 1449 1450 1451 1452 1453 1454 1455 1456 1457 1458 1459 1460 1461 1462 1463 1464 1465 1466 1467 1468 1469 1470 1471 1472 1473 1474 1475 1476 1477 1478 1479 1480 1481 1482 1483 1484 1485 1486 1487 1488 1489 1490 1491 1492 1493 1494 1495 1496 1497 1498 1499 1500 1501 1502 1503 1504 1505 1506 1507 1508 1509 1510 1511 1512 1513 1514 1515 1516 1517 1518 1519 1520 1521 1522 1523 1524 1525 1526 1527 1528 1529 1530 1531 1532 1533 1534 1535 1536 1537 1538 1539 1540 1541 1542 1543 1544 1545 1546 1547 1548 1549 1550 1551 1552 1553 1554 1555 1556 1557 1558 1559 1560 1561 1562 1563 1564 1565 1566 1567 1568 1569 1570 1571 1572 1573 1574 1575 1576 1577 1578 1579 1580 1581 1582 1583 1584 1585 1586 1587 1588 1589 1590 1591 1592 1593 1594 1595 1596 1597 1598 1599 1600 1601 1602 1603 1604 1605 1606 1607 1608 1609 1610 1611 1612 1613 1614 1615 1616 1617 1618 1619 1620 1621 1622 1623 1624 1625 1626 1627 1628 1629 1630 1631 1632 1633 1634 1635 1636 1637 1638 1639 1640 1641 1642 1643 1644 1645 1646 1647 1648 1649 1650 1651 1652 1653 1654 1655 1656 1657 1658 1659 1660 1661 1662 1663 1664 1665 1666 1667 1668 1669 1670 1671 1672 1673 1674 1675 1676 1677 1678 1679 1680 1681 1682 1683 1684 1685 1686 1687 1688 1689 1690 1691 1692 1693 1694 1695 1696 1697 1698 1699 1700 1701 1702 1703 1704 1705 1706 1707 1708 1709 1710 1711 1712 1713 1714 1715 1716 1717 1718 1719 1720 1721 1722 1723 1724 1725 1726 1727 1728 1729 1730 1731 1732 1733 1734 1735 1736 1737 1738 1739 1740 1741 1742 1743 1744 1745 1746 1747 1748 1749 1750 1751 1752 1753 1754 1755 1756 1757 1758 1759 1760 1761 1762 1763 1764 1765 1766 1767 1768 1769 1770 1771 1772 1773 1774 1775 1776 1777 1778 1779 1780 1781 1782 1783 1784 1785 1786 1787 1788 1789 1790 1791 1792 1793 1794 1795 1796 1797 1798 1799 1800 1801 1802 1803 1804 1805 1806 1807 1808 1809 1810 1811 1812 1813 1814 1815 1816 1817 1818 1819 1820 1821 1822 1823 1824 1825 1826 1827 1828 1829 1830 1831 1832 1833 1834 1835 1836 1837 1838 1839 1840 1841 1842 1843 1844 1845 1846 1847 1848 1849 1850 1851 1852 1853 1854
/**
 * This file is part of Hercules.
 * http://herc.ws - http://github.com/HerculesWS/Hercules
 *
 * Copyright (C) 2012-2016  Hercules Dev Team
 * Copyright (C)  Athena Dev Teams
 *
 * Hercules is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
#define HERCULES_CORE
 
#include "login.h"
 
#include "login/HPMlogin.h"
#include "login/account.h"
#include "login/ipban.h"
#include "login/loginlog.h"
#include "login/lclif.h"
#include "common/HPM.h"
#include "common/cbasetypes.h"
#include "common/core.h"
#include "common/db.h"
#include "common/memmgr.h"
#include "common/md5calc.h"
#include "common/nullpo.h"
#include "common/random.h"
#include "common/showmsg.h"
#include "common/socket.h"
#include "common/strlib.h"
#include "common/timer.h"
#include "common/utils.h"
 
#include <stdio.h>
#include <stdlib.h>
 
/** @file
 * Implementation of the login interface.
 */
 
struct login_interface login_s;
struct login_interface *login;
struct Login_Config login_config_;
struct mmo_char_server server[MAX_SERVERS]; // char server data
 
struct Account_engine account_engine[] = {
        {account_db_sql, NULL}
};
 
// account database
AccountDB* accounts = NULL;
 
//-----------------------------------------------------
// Auth database
//-----------------------------------------------------
#define AUTH_TIMEOUT 30000
 
/**
 * @see DBCreateData
 */
static struct DBData login_create_online_user(union DBKey key, va_list args)
{
        struct online_login_data* p;
        CREATE(p, struct online_login_data, 1);
        p->account_id = key.i;
        p->char_server = -1;
        p->waiting_disconnect = INVALID_TIMER;
        return DB->ptr2data(p);
}
 
struct online_login_data* login_add_online_user(int char_server, int account_id)
{
        struct online_login_data* p;
        p = idb_ensure(login->online_db, account_id, login->create_online_user);
        p->char_server = char_server;
        if( p->waiting_disconnect != INVALID_TIMER )
        {
                timer->delete(p->waiting_disconnect, login->waiting_disconnect_timer);
                p->waiting_disconnect = INVALID_TIMER;
        }
        return p;
}
 
void login_remove_online_user(int account_id)
{
        struct online_login_data* p;
        p = (struct online_login_data*)idb_get(login->online_db, account_id);
        if( p == NULL )
                return;
        if( p->waiting_disconnect != INVALID_TIMER )
                timer->delete(p->waiting_disconnect, login->waiting_disconnect_timer);
 
        idb_remove(login->online_db, account_id);
}
 
static int login_waiting_disconnect_timer(int tid, int64 tick, int id, intptr_t data) {
        struct online_login_data* p = (struct online_login_data*)idb_get(login->online_db, id);
        if( p != NULL && p->waiting_disconnect == tid && p->account_id == id )
        {
                p->waiting_disconnect = INVALID_TIMER;
                login->remove_online_user(id);
                idb_remove(login->auth_db, id);
        }
        return 0;
}
 
/**
 * @see DBApply
 */
static int login_online_db_setoffline(union DBKey key, struct DBData *data, va_list ap)
{
        struct online_login_data* p = DB->data2ptr(data);
        int server_id = va_arg(ap, int);
        nullpo_ret(p);
        if( server_id == -1 )
        {
                p->char_server = -1;
                if( p->waiting_disconnect != INVALID_TIMER )
                {
                        timer->delete(p->waiting_disconnect, login->waiting_disconnect_timer);
                        p->waiting_disconnect = INVALID_TIMER;
                }
        }
        else if( p->char_server == server_id )
                p->char_server = -2; //Char server disconnected.
        return 0;
}
 
/**
 * @see DBApply
 */
static int login_online_data_cleanup_sub(union DBKey key, struct DBData *data, va_list ap)
{
        struct online_login_data *character= DB->data2ptr(data);
        nullpo_ret(character);
        if (character->char_server == -2) //Unknown server.. set them offline
                login->remove_online_user(character->account_id);
        return 0;
}
 
static int login_online_data_cleanup(int tid, int64 tick, int id, intptr_t data) {
        login->online_db->foreach(login->online_db, login->online_data_cleanup_sub);
        return 0;
}
 
 
//--------------------------------------------------------------------
// Packet send to all char-servers, except one (wos: without our self)
//--------------------------------------------------------------------
int charif_sendallwos(int sfd, uint8* buf, size_t len)
{
        int i, c;
 
        nullpo_ret(buf);
        for( i = 0, c = 0; i < ARRAYLENGTH(server); ++i )
        {
                int fd = server[i].fd;
                if (sockt->session_is_valid(fd) && fd != sfd) {
                        WFIFOHEAD(fd,len);
                        memcpy(WFIFOP(fd,0), buf, len);
                        WFIFOSET(fd,len);
                        ++c;
                }
        }
 
        return c;
}
 
 
/// Initializes a server structure.
void chrif_server_init(int id)
{
        Assert_retv(id >= 0 && id < MAX_SERVERS);
        memset(&server[id], 0, sizeof(server[id]));
        server[id].fd = -1;
}
 
 
/// Destroys a server structure.
void chrif_server_destroy(int id)
{
        Assert_retv(id >= 0 && id < MAX_SERVERS);
        if (server[id].fd != -1)
        {
                sockt->close(server[id].fd);
                server[id].fd = -1;
        }
}
 
 
/// Resets all the data related to a server.
void chrif_server_reset(int id)
{
        login->online_db->foreach(login->online_db, login->online_db_setoffline, id); //Set all chars from this char server to offline.
        chrif_server_destroy(id);
        chrif_server_init(id);
}
 
 
/// Called when the connection to Char Server is disconnected.
void chrif_on_disconnect(int id)
{
        Assert_retv(id >= 0 && id < MAX_SERVERS);
        ShowStatus("Char-server '%s' has disconnected.\n", server[id].name);
        chrif_server_reset(id);
}
 
 
//-----------------------------------------------------
// periodic ip address synchronization
//-----------------------------------------------------
static int login_sync_ip_addresses(int tid, int64 tick, int id, intptr_t data) {
        uint8 buf[2];
        ShowInfo("IP Sync in progress...\n");
        WBUFW(buf,0) = 0x2735;
        charif_sendallwos(-1, buf, 2);
        return 0;
}
 
 
//-----------------------------------------------------
// encrypted/unencrypted password check (from eApp)
//-----------------------------------------------------
bool login_check_encrypted(const char* str1, const char* str2, const char* passwd)
{
        char tmpstr[64+1], md5str[32+1];
 
        nullpo_ret(str1);
        nullpo_ret(str2);
        nullpo_ret(passwd);
        safesnprintf(tmpstr, sizeof(tmpstr), "%s%s", str1, str2);
        MD5_String(tmpstr, md5str);
 
        return (0==strcmp(passwd, md5str));
}
 
bool login_check_password(const char* md5key, int passwdenc, const char* passwd, const char* refpass)
{
        nullpo_ret(passwd);
        nullpo_ret(refpass);
        if(passwdenc == PWENC_NONE) {
                return (0==strcmp(passwd, refpass));
        } else {
                // password mode set to PWENC_ENCRYPT  -> md5(md5key, refpass) enable with <passwordencrypt></passwordencrypt>
                // password mode set to PWENC_ENCRYPT2 -> md5(refpass, md5key) enable with <passwordencrypt2></passwordencrypt2>
 
                return ((passwdenc&PWENC_ENCRYPT) && login->check_encrypted(md5key, refpass, passwd)) ||
                       ((passwdenc&PWENC_ENCRYPT2) && login->check_encrypted(refpass, md5key, passwd));
        }
}
 
 
/**
 * Checks whether the given IP comes from LAN or WAN.
 *
 * @param ip IP address to check.
 * @retval 0 if it is a WAN IP.
 * @return the appropriate LAN server address to send, if it is a LAN IP.
 */
uint32 login_lan_subnet_check(uint32 ip)
{
        return sockt->lan_subnet_check(ip, NULL);
}
 
void login_fromchar_auth_ack(int fd, int account_id, uint32 login_id1, uint32 login_id2, uint8 sex, int request_id, struct login_auth_node* node)
{
        WFIFOHEAD(fd,33);
        WFIFOW(fd,0) = 0x2713;
        WFIFOL(fd,2) = account_id;
        WFIFOL(fd,6) = login_id1;
        WFIFOL(fd,10) = login_id2;
        WFIFOB(fd,14) = sex;
        if (node)
        {
                WFIFOB(fd,15) = 0;// ok
                WFIFOL(fd,16) = request_id;
                WFIFOL(fd,20) = node->version;
                WFIFOB(fd,24) = node->clienttype;
                WFIFOL(fd,25) = node->group_id;
                WFIFOL(fd,29) = (unsigned int)node->expiration_time;
        }
        else
        {
                WFIFOB(fd,15) = 1;// auth failed
                WFIFOL(fd,16) = request_id;
                WFIFOL(fd,20) = 0;
                WFIFOB(fd,24) = 0;
                WFIFOL(fd,25) = 0;
                WFIFOL(fd,29) = 0;
        }
        WFIFOSET(fd,33);
}
 
void login_fromchar_parse_auth(int fd, int id, const char *const ip)
{
        struct login_auth_node* node;
 
        int account_id = RFIFOL(fd,2);
        uint32 login_id1 = RFIFOL(fd,6);
        uint32 login_id2 = RFIFOL(fd,10);
        uint8 sex = RFIFOB(fd,14);
        //uint32 ip_ = ntohl(RFIFOL(fd,15));
        int request_id = RFIFOL(fd,19);
        RFIFOSKIP(fd,23);
 
        node = (struct login_auth_node*)idb_get(login->auth_db, account_id);
        if( core->runflag == LOGINSERVER_ST_RUNNING &&
                node != NULL &&
                node->account_id == account_id &&
                node->login_id1  == login_id1 &&
                node->login_id2  == login_id2 &&
                node->sex        == sex_num2str(sex) /*&&
                node->ip         == ip_*/ )
        {// found
                //ShowStatus("Char-server '%s': authentication of the account %d accepted (ip: %s).\n", server[id].name, account_id, ip);
 
                // send ack
                login->fromchar_auth_ack(fd, account_id, login_id1, login_id2, sex, request_id, node);
                // each auth entry can only be used once
                idb_remove(login->auth_db, account_id);
        }
        else
        {// authentication not found
                nullpo_retv(ip);
                ShowStatus("Char-server '%s': authentication of the account %d REFUSED (ip: %s).\n", server[id].name, account_id, ip);
                login->fromchar_auth_ack(fd, account_id, login_id1, login_id2, sex, request_id, NULL);
        }
}
 
void login_fromchar_parse_update_users(int fd, int id)
{
        int users = RFIFOL(fd,2);
        RFIFOSKIP(fd,6);
 
        // how many users on world? (update)
        if( server[id].users != users )
        {
                ShowStatus("set users %s : %d\n", server[id].name, users);
 
                server[id].users = (uint16)users;
        }
}
 
void login_fromchar_parse_request_change_email(int fd, int id, const char *const ip)
{
        struct mmo_account acc;
        char email[40];
 
        int account_id = RFIFOL(fd,2);
        safestrncpy(email, RFIFOP(fd,6), 40); remove_control_chars(email);
        RFIFOSKIP(fd,46);
 
        if( e_mail_check(email) == 0 )
                ShowNotice("Char-server '%s': Attempt to create an e-mail on an account with a default e-mail REFUSED - e-mail is invalid (account: %d, ip: %s)\n", server[id].name, account_id, ip);
        else
        if( !accounts->load_num(accounts, &acc, account_id) || strcmp(acc.email, "a@a.com") == 0 || acc.email[0] == '\0' )
                ShowNotice("Char-server '%s': Attempt to create an e-mail on an account with a default e-mail REFUSED - account doesn't exist or e-mail of account isn't default e-mail (account: %d, ip: %s).\n", server[id].name, account_id, ip);
        else {
                memcpy(acc.email, email, sizeof(acc.email));
                ShowNotice("Char-server '%s': Create an e-mail on an account with a default e-mail (account: %d, new e-mail: %s, ip: %s).\n", server[id].name, account_id, email, ip);
                // Save
                accounts->save(accounts, &acc);
        }
}
 
void login_fromchar_account(int fd, int account_id, struct mmo_account *acc)
{
        WFIFOHEAD(fd,72);
        WFIFOW(fd,0) = 0x2717;
        WFIFOL(fd,2) = account_id;
        if (acc)
        {
                time_t expiration_time = 0;
                char email[40] = "";
                int group_id = 0;
                uint8 char_slots = 0;
                char birthdate[10+1] = "";
                char pincode[4+1] = "\0\0\0\0";
 
                safestrncpy(email, acc->email, sizeof(email));
                expiration_time = acc->expiration_time;
                group_id = acc->group_id;
                char_slots = acc->char_slots;
                safestrncpy(pincode, acc->pincode, sizeof(pincode));
                safestrncpy(birthdate, acc->birthdate, sizeof(birthdate));
                if (pincode[0] == '\0')
                        memset(pincode,'\0',sizeof(pincode));
 
                safestrncpy(WFIFOP(fd,6), email, 40);
                WFIFOL(fd,46) = (uint32)expiration_time;
                WFIFOB(fd,50) = (unsigned char)group_id;
                WFIFOB(fd,51) = char_slots;
                safestrncpy(WFIFOP(fd,52), birthdate, 10+1);
                safestrncpy(WFIFOP(fd,63), pincode, 4+1 );
                WFIFOL(fd,68) = acc->pincode_change;
        }
        else
        {
                safestrncpy(WFIFOP(fd,6), "", 40);
                WFIFOL(fd,46) = 0;
                WFIFOB(fd,50) = 0;
                WFIFOB(fd,51) = 0;
                safestrncpy(WFIFOP(fd,52), "", 10+1);
                safestrncpy(WFIFOP(fd,63), "\0\0\0\0", 4+1 );
                WFIFOL(fd,68) = 0;
        }
        WFIFOSET(fd,72);
}
 
void login_fromchar_parse_account_data(int fd, int id, const char *const ip)
{
        struct mmo_account acc;
 
        int account_id = RFIFOL(fd,2);
        RFIFOSKIP(fd,6);
 
        if( !accounts->load_num(accounts, &acc, account_id) )
        {
                ShowNotice("Char-server '%s': account %d NOT found (ip: %s).\n", server[id].name, account_id, ip);
                login->fromchar_account(fd, account_id, NULL);
        }
        else {
                login->fromchar_account(fd, account_id, &acc);
        }
}
 
void login_fromchar_pong(int fd)
{
        WFIFOHEAD(fd,2);
        WFIFOW(fd,0) = 0x2718;
        WFIFOSET(fd,2);
}
 
void login_fromchar_parse_ping(int fd)
{
        RFIFOSKIP(fd,2);
        login->fromchar_pong(fd);
}
 
void login_fromchar_parse_change_email(int fd, int id, const char *const ip)
{
        struct mmo_account acc;
        char actual_email[40];
        char new_email[40];
 
        int account_id = RFIFOL(fd,2);
        safestrncpy(actual_email, RFIFOP(fd,6), 40);
        safestrncpy(new_email, RFIFOP(fd,46), 40);
        RFIFOSKIP(fd, 86);
 
        if( e_mail_check(actual_email) == 0 )
                ShowNotice("Char-server '%s': Attempt to modify an e-mail on an account (@email GM command), but actual email is invalid (account: %d, ip: %s)\n", server[id].name, account_id, ip);
        else
        if( e_mail_check(new_email) == 0 )
                ShowNotice("Char-server '%s': Attempt to modify an e-mail on an account (@email GM command) with a invalid new e-mail (account: %d, ip: %s)\n", server[id].name, account_id, ip);
        else
        if( strcmpi(new_email, "a@a.com") == 0 )
                ShowNotice("Char-server '%s': Attempt to modify an e-mail on an account (@email GM command) with a default e-mail (account: %d, ip: %s)\n", server[id].name, account_id, ip);
        else
        if( !accounts->load_num(accounts, &acc, account_id) )
                ShowNotice("Char-server '%s': Attempt to modify an e-mail on an account (@email GM command), but account doesn't exist (account: %d, ip: %s).\n", server[id].name, account_id, ip);
        else
        if( strcmpi(acc.email, actual_email) != 0 )
                ShowNotice("Char-server '%s': Attempt to modify an e-mail on an account (@email GM command), but actual e-mail is incorrect (account: %d (%s), actual e-mail: %s, proposed e-mail: %s, ip: %s).\n", server[id].name, account_id, acc.userid, acc.email, actual_email, ip);
        else {
                safestrncpy(acc.email, new_email, sizeof(acc.email));
                ShowNotice("Char-server '%s': Modify an e-mail on an account (@email GM command) (account: %d (%s), new e-mail: %s, ip: %s).\n", server[id].name, account_id, acc.userid, new_email, ip);
                // Save
                accounts->save(accounts, &acc);
        }
}
 
void login_fromchar_account_update_other(int account_id, unsigned int state)
{
        uint8 buf[11];
        WBUFW(buf,0) = 0x2731;
        WBUFL(buf,2) = account_id;
        WBUFB(buf,6) = 0; // 0: change of state, 1: ban
        WBUFL(buf,7) = state; // status or final date of a banishment
        charif_sendallwos(-1, buf, 11);
}
 
void login_fromchar_parse_account_update(int fd, int id, const char *const ip)
{
        struct mmo_account acc;
 
        int account_id = RFIFOL(fd,2);
        unsigned int state = RFIFOL(fd,6);
        RFIFOSKIP(fd,10);
 
        if( !accounts->load_num(accounts, &acc, account_id) )
                ShowNotice("Char-server '%s': Error of Status change (account: %d not found, suggested status %u, ip: %s).\n", server[id].name, account_id, state, ip);
        else
        if( acc.state == state )
                ShowNotice("Char-server '%s':  Error of Status change - actual status is already the good status (account: %d, status %u, ip: %s).\n", server[id].name, account_id, state, ip);
        else {
                ShowNotice("Char-server '%s': Status change (account: %d, new status %u, ip: %s).\n", server[id].name, account_id, state, ip);
 
                acc.state = state;
                // Save
                accounts->save(accounts, &acc);
 
                // notify other servers
                if (state != 0) {
                        login->fromchar_account_update_other(account_id, state);
                }
        }
}
 
void login_fromchar_ban(int account_id, time_t timestamp)
{
        uint8 buf[11];
        WBUFW(buf,0) = 0x2731;
        WBUFL(buf,2) = account_id;
        WBUFB(buf,6) = 1; // 0: change of status, 1: ban
        WBUFL(buf,7) = (uint32)timestamp; // status or final date of a banishment
        charif_sendallwos(-1, buf, 11);
}
 
void login_fromchar_parse_ban(int fd, int id, const char *const ip)
{
        struct mmo_account acc;
 
        int account_id = RFIFOL(fd,2);
        int year = RFIFOW(fd,6);
        int month = RFIFOW(fd,8);
        int mday = RFIFOW(fd,10);
        int hour = RFIFOW(fd,12);
        int min = RFIFOW(fd,14);
        int sec = RFIFOW(fd,16);
        RFIFOSKIP(fd,18);
 
        if (!accounts->load_num(accounts, &acc, account_id)) {
                ShowNotice("Char-server '%s': Error of ban request (account: %d not found, ip: %s).\n", server[id].name, account_id, ip);
        } else {
                time_t timestamp;
                struct tm *tmtime;
                if (acc.unban_time == 0 || acc.unban_time < time(NULL))
                        timestamp = time(NULL); // new ban
                else
                        timestamp = acc.unban_time; // add to existing ban
                tmtime = localtime(&timestamp);
                tmtime->tm_year += year;
                tmtime->tm_mon  += month;
                tmtime->tm_mday += mday;
                tmtime->tm_hour += hour;
                tmtime->tm_min  += min;
                tmtime->tm_sec  += sec;
                timestamp = mktime(tmtime);
                if (timestamp == -1) {
                        ShowNotice("Char-server '%s': Error of ban request (account: %d, invalid date, ip: %s).\n", server[id].name, account_id, ip);
                } else if( timestamp <= time(NULL) || timestamp == 0 ) {
                        ShowNotice("Char-server '%s': Error of ban request (account: %d, new date unbans the account, ip: %s).\n", server[id].name, account_id, ip);
                } else {
                        char tmpstr[24];
                        timestamp2string(tmpstr, sizeof(tmpstr), timestamp, login->config->date_format);
                        ShowNotice("Char-server '%s': Ban request (account: %d, new final date of banishment: %ld (%s), ip: %s).\n",
                                   server[id].name, account_id, (long)timestamp, tmpstr, ip);
 
                        acc.unban_time = timestamp;
 
                        // Save
                        accounts->save(accounts, &acc);
 
                        login->fromchar_ban(account_id, timestamp);
                }
        }
}
 
void login_fromchar_change_sex_other(int account_id, char sex)
{
        unsigned char buf[7];
        WBUFW(buf,0) = 0x2723;
        WBUFL(buf,2) = account_id;
        WBUFB(buf,6) = sex_str2num(sex);
        charif_sendallwos(-1, buf, 7);
}
 
void login_fromchar_parse_change_sex(int fd, int id, const char *const ip)
{
        struct mmo_account acc;
 
        int account_id = RFIFOL(fd,2);
        RFIFOSKIP(fd,6);
 
        if( !accounts->load_num(accounts, &acc, account_id) )
                ShowNotice("Char-server '%s': Error of sex change (account: %d not found, ip: %s).\n", server[id].name, account_id, ip);
        else
        if( acc.sex == 'S' )
                ShowNotice("Char-server '%s': Error of sex change - account to change is a Server account (account: %d, ip: %s).\n", server[id].name, account_id, ip);
        else
        {
                char sex = ( acc.sex == 'M' ) ? 'F' : 'M'; //Change gender
 
                ShowNotice("Char-server '%s': Sex change (account: %d, new sex %c, ip: %s).\n", server[id].name, account_id, sex, ip);
 
                acc.sex = sex;
                // Save
                accounts->save(accounts, &acc);
 
                // announce to other servers
                login->fromchar_change_sex_other(account_id, sex);
        }
}
 
void login_fromchar_parse_account_reg2(int fd, int id, const char *const ip)
{
        struct mmo_account acc;
 
        int account_id = RFIFOL(fd,4);
 
        if( !accounts->load_num(accounts, &acc, account_id) )
                ShowStatus("Char-server '%s': receiving (from the char-server) of account_reg2 (account: %d not found, ip: %s).\n", server[id].name, account_id, ip);
        else {
                mmo_save_accreg2(accounts,fd,account_id,RFIFOL(fd, 8));
        }
        RFIFOSKIP(fd,RFIFOW(fd,2));
}
 
void login_fromchar_parse_unban(int fd, int id, const char *const ip)
{
        struct mmo_account acc;
 
        int account_id = RFIFOL(fd,2);
        RFIFOSKIP(fd,6);
 
        if( !accounts->load_num(accounts, &acc, account_id) )
                ShowNotice("Char-server '%s': Error of Unban request (account: %d not found, ip: %s).\n", server[id].name, account_id, ip);
        else
        if( acc.unban_time == 0 )
                ShowNotice("Char-server '%s': Error of Unban request (account: %d, no change for unban date, ip: %s).\n", server[id].name, account_id, ip);
        else
        {
                ShowNotice("Char-server '%s': Unban request (account: %d, ip: %s).\n", server[id].name, account_id, ip);
                acc.unban_time = 0;
                accounts->save(accounts, &acc);
        }
}
 
void login_fromchar_parse_account_online(int fd, int id)
{
        login->add_online_user(id, RFIFOL(fd,2));
        RFIFOSKIP(fd,6);
}
 
void login_fromchar_parse_account_offline(int fd)
{
        login->remove_online_user(RFIFOL(fd,2));
        RFIFOSKIP(fd,6);
}
 
void login_fromchar_parse_online_accounts(int fd, int id)
{
        uint32 i, users;
        login->online_db->foreach(login->online_db, login->online_db_setoffline, id); //Set all chars from this char-server offline first
        users = RFIFOW(fd,4);
        for (i = 0; i < users; i++) {
                int aid = RFIFOL(fd,6+i*4);
                struct online_login_data *p = idb_ensure(login->online_db, aid, login->create_online_user);
                p->char_server = id;
                if (p->waiting_disconnect != INVALID_TIMER)
                {
                        timer->delete(p->waiting_disconnect, login->waiting_disconnect_timer);
                        p->waiting_disconnect = INVALID_TIMER;
                }
        }
}
 
void login_fromchar_parse_request_account_reg2(int fd)
{
        int account_id = RFIFOL(fd,2);
        int char_id = RFIFOL(fd,6);
        RFIFOSKIP(fd,10);
 
        mmo_send_accreg2(accounts,fd,account_id,char_id);
}
 
void login_fromchar_parse_update_wan_ip(int fd, int id)
{
        server[id].ip = ntohl(RFIFOL(fd,2));
        ShowInfo("Updated IP of Server #%d to %u.%u.%u.%u.\n",id, CONVIP(server[id].ip));
        RFIFOSKIP(fd,6);
}
 
void login_fromchar_parse_all_offline(int fd, int id)
{
        ShowInfo("Setting accounts from char-server %d offline.\n", id);
        login->online_db->foreach(login->online_db, login->online_db_setoffline, id);
        RFIFOSKIP(fd,2);
}
 
void login_fromchar_parse_change_pincode(int fd)
{
        struct mmo_account acc;
 
        if (accounts->load_num(accounts, &acc, RFIFOL(fd,2))) {
                safestrncpy(acc.pincode, RFIFOP(fd,6), sizeof(acc.pincode));
                acc.pincode_change = ((unsigned int)time(NULL));
                accounts->save(accounts, &acc);
        }
        RFIFOSKIP(fd,11);
}
 
bool login_fromchar_parse_wrong_pincode(int fd)
{
        struct mmo_account acc;
 
        if( accounts->load_num(accounts, &acc, RFIFOL(fd,2) ) ) {
                struct online_login_data* ld = (struct online_login_data*)idb_get(login->online_db,acc.account_id);
 
                if (ld == NULL) {
                        RFIFOSKIP(fd,6);
                        return true;
                }
 
                login_log(fd, sockt->host2ip(acc.last_ip), acc.userid, 100, "PIN Code check failed"); // FIXME: Do we really want to log this with the same code as successful logins?
        }
 
        login->remove_online_user(acc.account_id);
        RFIFOSKIP(fd,6);
        return false;
}
 
void login_fromchar_accinfo(int fd, int account_id, int u_fd, int u_aid, int u_group, int map_fd, struct mmo_account *acc)
{
        if (acc)
        {
                WFIFOHEAD(fd,183);
                WFIFOW(fd,0) = 0x2737;
                safestrncpy(WFIFOP(fd,2), acc->userid, NAME_LENGTH);
                if (u_group >= acc->group_id)
                        safestrncpy(WFIFOP(fd,26), acc->pass, 33);
                else
                        memset(WFIFOP(fd,26), '\0', 33);
                safestrncpy(WFIFOP(fd,59), acc->email, 40);
                safestrncpy(WFIFOP(fd,99), acc->last_ip, 16);
                WFIFOL(fd,115) = acc->group_id;
                safestrncpy(WFIFOP(fd,119), acc->lastlogin, 24);
                WFIFOL(fd,143) = acc->logincount;
                WFIFOL(fd,147) = acc->state;
                if (u_group >= acc->group_id)
                        safestrncpy(WFIFOP(fd,151), acc->pincode, 5);
                else
                        memset(WFIFOP(fd,151), '\0', 5);
                safestrncpy(WFIFOP(fd,156), acc->birthdate, 11);
                WFIFOL(fd,167) = map_fd;
                WFIFOL(fd,171) = u_fd;
                WFIFOL(fd,175) = u_aid;
                WFIFOL(fd,179) = account_id;
                WFIFOSET(fd,183);
        }
        else
        {
                WFIFOHEAD(fd,18);
                WFIFOW(fd,0) = 0x2736;
                WFIFOL(fd,2) = map_fd;
                WFIFOL(fd,6) = u_fd;
                WFIFOL(fd,10) = u_aid;
                WFIFOL(fd,14) = account_id;
                WFIFOSET(fd,18);
        }
}
 
void login_fromchar_parse_accinfo(int fd)
{
        struct mmo_account acc;
        int account_id = RFIFOL(fd, 2), u_fd = RFIFOL(fd, 6), u_aid = RFIFOL(fd, 10), u_group = RFIFOL(fd, 14), map_fd = RFIFOL(fd, 18);
        if (accounts->load_num(accounts, &acc, account_id)) {
                login->fromchar_accinfo(fd, account_id, u_fd, u_aid, u_group, map_fd, &acc);
        } else {
                login->fromchar_accinfo(fd, account_id, u_fd, u_aid, u_group, map_fd, NULL);
        }
        RFIFOSKIP(fd,22);
}
 
//--------------------------------
// Packet parsing for char-servers
//--------------------------------
int login_parse_fromchar(int fd)
{
        int id;
        uint32 ipl;
        char ip[16];
 
        ARR_FIND( 0, ARRAYLENGTH(server), id, server[id].fd == fd );
        if( id == ARRAYLENGTH(server) )
        {// not a char server
                ShowDebug("login_parse_fromchar: Disconnecting invalid session #%d (is not a char-server)\n", fd);
                sockt->eof(fd);
                sockt->close(fd);
                return 0;
        }
 
        if( sockt->session[fd]->flag.eof )
        {
                sockt->close(fd);
                server[id].fd = -1;
                chrif_on_disconnect(id);
                return 0;
        }
 
        ipl = server[id].ip;
        sockt->ip2str(ipl, ip);
 
        while (RFIFOREST(fd) >= 2) {
                uint16 command = RFIFOW(fd,0);
 
                if (VECTOR_LENGTH(HPM->packets[hpParse_FromChar]) > 0) {
                        int result = HPM->parse_packets(fd,command,hpParse_FromChar);
                        if (result == 1)
                                continue;
                        if (result == 2)
                                return 0;
                }
 
                switch (command) {
 
                case 0x2712: // request from char-server to authenticate an account
                        if( RFIFOREST(fd) < 23 )
                                return 0;
                {
                        login->fromchar_parse_auth(fd, id, ip);
                }
                break;
 
                case 0x2714:
                        if( RFIFOREST(fd) < 6 )
                                return 0;
                {
                        login->fromchar_parse_update_users(fd, id);
                }
                break;
 
                case 0x2715: // request from char server to change e-email from default "a@a.com"
                        if (RFIFOREST(fd) < 46)
                                return 0;
                {
                        login->fromchar_parse_request_change_email(fd, id, ip);
                }
                break;
 
                case 0x2716: // request account data
                        if( RFIFOREST(fd) < 6 )
                                return 0;
                {
                        login->fromchar_parse_account_data(fd, id, ip);
                }
                break;
 
                case 0x2719: // ping request from charserver
                        login->fromchar_parse_ping(fd);
                break;
 
                // Map server send information to change an email of an account via char-server
                case 0x2722: // 0x2722 <account_id>.L <actual_e-mail>.40B <new_e-mail>.40B
                        if (RFIFOREST(fd) < 86)
                                return 0;
                {
                        login->fromchar_parse_change_email(fd, id, ip);
                }
                break;
 
                case 0x2724: // Receiving an account state update request from a map-server (relayed via char-server)
                        if (RFIFOREST(fd) < 10)
                                return 0;
                {
                        login->fromchar_parse_account_update(fd, id, ip);
                }
                break;
 
                case 0x2725: // Receiving of map-server via char-server a ban request
                        if (RFIFOREST(fd) < 18)
                                return 0;
                {
                        login->fromchar_parse_ban(fd, id, ip);
                }
                break;
 
                case 0x2727: // Change of sex (sex is reversed)
                        if( RFIFOREST(fd) < 6 )
                                return 0;
                {
                        login->fromchar_parse_change_sex(fd, id, ip);
                }
                break;
 
                case 0x2728: // We receive account_reg2 from a char-server, and we send them to other map-servers.
                        if( RFIFOREST(fd) < 4 || RFIFOREST(fd) < RFIFOW(fd,2) )
                                return 0;
                {
                        login->fromchar_parse_account_reg2(fd, id, ip);
                }
                break;
 
                case 0x272a: // Receiving of map-server via char-server an unban request
                        if( RFIFOREST(fd) < 6 )
                                return 0;
                {
                        login->fromchar_parse_unban(fd, id, ip);
                }
                break;
 
                case 0x272b:    // Set account_id to online [Wizputer]
                        if( RFIFOREST(fd) < 6 )
                                return 0;
                        login->fromchar_parse_account_online(fd, id);
                break;
 
                case 0x272c:   // Set account_id to offline [Wizputer]
                        if( RFIFOREST(fd) < 6 )
                                return 0;
                        login->fromchar_parse_account_offline(fd);
                break;
 
                case 0x272d: // Receive list of all online accounts. [Skotlex]
                        if (RFIFOREST(fd) < 4 || RFIFOREST(fd) < RFIFOW(fd,2))
                                return 0;
                        {
                                login->fromchar_parse_online_accounts(fd, id);
                        }
                        RFIFOSKIP(fd,RFIFOW(fd,2));
                break;
 
                case 0x272e: //Request account_reg2 for a character.
                        if (RFIFOREST(fd) < 10)
                                return 0;
                {
                        login->fromchar_parse_request_account_reg2(fd);
                }
                break;
 
                case 0x2736: // WAN IP update from char-server
                        if( RFIFOREST(fd) < 6 )
                                return 0;
                        login->fromchar_parse_update_wan_ip(fd, id);
                break;
 
                case 0x2737: //Request to set all offline.
                        login->fromchar_parse_all_offline(fd, id);
                break;
 
                case 0x2738: //Change PIN Code for a account
                        if( RFIFOREST(fd) < 11 )
                                return 0;
                        else {
                                login->fromchar_parse_change_pincode(fd);
                        }
                        break;
 
                case 0x2739: // PIN Code was entered wrong too often
                        if( RFIFOREST(fd) < 6 )
                                return 0;
                        else {
                                if (login->fromchar_parse_wrong_pincode(fd))
                                        return 0;
                        }
                break;
 
                case 0x2740: // Accinfo request forwarded by charserver on mapserver's account
                        if( RFIFOREST(fd) < 22 )
                                return 0;
                        else {
                                login->fromchar_parse_accinfo(fd);
                        }
                break;
                default:
                        ShowError("login_parse_fromchar: Unknown packet 0x%x from a char-server! Disconnecting!\n", command);
                        sockt->eof(fd);
                        return 0;
                } // switch
        } // while
 
        return 0;
}
 
 
//-------------------------------------
// Make new account
//-------------------------------------
int login_mmo_auth_new(const char* userid, const char* pass, const char sex, const char* last_ip) {
        static int num_regs = 0; // registration counter
        static int64 new_reg_tick = 0;
        int64 tick = timer->gettick();
        struct mmo_account acc;
 
        nullpo_retr(3, userid);
        nullpo_retr(3, pass);
        nullpo_retr(3, last_ip);
        //Account Registration Flood Protection by [Kevin]
        if( new_reg_tick == 0 )
                new_reg_tick = timer->gettick();
        if (DIFF_TICK(tick, new_reg_tick) < 0 && num_regs >= login->config->allowed_regs) {
                ShowNotice("Account registration denied (registration limit exceeded)\n");
                return 3;
        }
 
        if (login->config->new_acc_length_limit && (strlen(userid) < 4 || strlen(pass) < 4))
                return 1;
 
        // check for invalid inputs
        if( sex != 'M' && sex != 'F' )
                return 0; // 0 = Unregistered ID
 
        // check if the account doesn't exist already
        if( accounts->load_str(accounts, &acc, userid) ) {
                ShowNotice("Attempt of creation of an already existing account (account: %s_%c, pass: %s, received pass: %s)\n", userid, sex, acc.pass, pass);
                return 1; // 1 = Incorrect Password
        }
 
        memset(&acc, '\0', sizeof(acc));
        acc.account_id = -1; // assigned by account db
        safestrncpy(acc.userid, userid, sizeof(acc.userid));
        safestrncpy(acc.pass, pass, sizeof(acc.pass));
        acc.sex = sex;
        safestrncpy(acc.email, "a@a.com", sizeof(acc.email));
        acc.expiration_time = (login->config->start_limited_time != -1) ? time(NULL) + login->config->start_limited_time : 0;
        safestrncpy(acc.lastlogin, "0000-00-00 00:00:00", sizeof(acc.lastlogin));
        safestrncpy(acc.last_ip, last_ip, sizeof(acc.last_ip));
        safestrncpy(acc.birthdate, "0000-00-00", sizeof(acc.birthdate));
        safestrncpy(acc.pincode, "\0", sizeof(acc.pincode));
        acc.pincode_change = 0;
        acc.char_slots = 0;
 
        if( !accounts->create(accounts, &acc) )
                return 0;
 
        ShowNotice("Account creation (account %s, id: %d, pass: %s, sex: %c)\n", acc.userid, acc.account_id, acc.pass, acc.sex);
 
        if( DIFF_TICK(tick, new_reg_tick) > 0 ) {// Update the registration check.
                num_regs = 0;
                new_reg_tick = tick + login->config->time_allowed*1000;
        }
        ++num_regs;
 
        return -1;
}
 
//-----------------------------------------------------
// Check/authentication of a connection
//-----------------------------------------------------
// TODO: Map result values to an enum (or at least document them)
int login_mmo_auth(struct login_session_data* sd, bool isServer) {
        struct mmo_account acc;
        size_t len;
 
        char ip[16];
        nullpo_ret(sd);
        sockt->ip2str(sockt->session[sd->fd]->client_addr, ip);
 
        // DNS Blacklist check
        if (login->config->use_dnsbl) {
                char r_ip[16];
                char ip_dnsbl[256];
                char* dnsbl_serv;
                uint8* sin_addr = (uint8*)&sockt->session[sd->fd]->client_addr;
 
                sprintf(r_ip, "%u.%u.%u.%u", sin_addr[0], sin_addr[1], sin_addr[2], sin_addr[3]);
 
                for (dnsbl_serv = strtok(login->config->dnsbl_servs,","); dnsbl_serv != NULL; dnsbl_serv = strtok(NULL,",")) {
                        sprintf(ip_dnsbl, "%s.%s", r_ip, trim(dnsbl_serv));
                        if (sockt->host2ip(ip_dnsbl)) {
                                ShowInfo("DNSBL: (%s) Blacklisted. User Kicked.\n", r_ip);
                                return 3;
                        }
                }
 
        }
 
        //Client Version check
        if (login->config->check_client_version && sd->version != login->config->client_version_to_connect)
                return 5;
 
        len = strnlen(sd->userid, NAME_LENGTH);
 
        // Account creation with _M/_F
        if (login->config->new_account_flag) {
                if (len > 2 && sd->passwd[0] != '\0' && // valid user and password lengths
                        sd->passwdenc == PWENC_NONE && // unencoded password
                        sd->userid[len-2] == '_' && memchr("FfMm", sd->userid[len-1], 4)) // _M/_F suffix
                {
                        int result;
 
                        // remove the _M/_F suffix
                        len -= 2;
                        sd->userid[len] = '\0';
 
                        result = login->mmo_auth_new(sd->userid, sd->passwd, TOUPPER(sd->userid[len+1]), ip);
                        if( result != -1 )
                                return result;// Failed to make account. [Skotlex].
                }
        }
 
        if( len <= 0 ) { /** a empty password is fine, a userid is not. **/
                ShowNotice("Empty userid (received pass: '%s', ip: %s)\n", sd->passwd, ip);
                return 0; // 0 = Unregistered ID
        }
 
        if( !accounts->load_str(accounts, &acc, sd->userid) ) {
                ShowNotice("Unknown account (account: %s, received pass: %s, ip: %s)\n", sd->userid, sd->passwd, ip);
                return 0; // 0 = Unregistered ID
        }
 
        if( !login->check_password(sd->md5key, sd->passwdenc, sd->passwd, acc.pass) ) {
                ShowNotice("Invalid password (account: '%s', pass: '%s', received pass: '%s', ip: %s)\n", sd->userid, acc.pass, sd->passwd, ip);
                return 1; // 1 = Incorrect Password
        }
 
        if( acc.unban_time != 0 && acc.unban_time > time(NULL) ) {
                char tmpstr[24];
                timestamp2string(tmpstr, sizeof(tmpstr), acc.unban_time, login->config->date_format);
                ShowNotice("Connection refused (account: %s, pass: %s, banned until %s, ip: %s)\n", sd->userid, sd->passwd, tmpstr, ip);
                return 6; // 6 = Your are Prohibited to log in until %s
        }
 
        if( acc.state != 0 ) {
                ShowNotice("Connection refused (account: %s, pass: %s, state: %u, ip: %s)\n", sd->userid, sd->passwd, acc.state, ip);
                return acc.state - 1;
        }
 
        if (login->config->client_hash_check && !isServer) {
                struct client_hash_node *node = NULL;
                bool match = false;
 
                for (node = login->config->client_hash_nodes; node; node = node->next) {
                        if( acc.group_id < node->group_id )
                                continue;
                        if( *node->hash == '\0' // Allowed to login without hash
                         || (sd->has_client_hash && memcmp(node->hash, sd->client_hash, 16) == 0 ) // Correct hash
                        ) {
                                match = true;
                                break;
                        }
                }
 
                if( !match ) {
                        char smd5[33];
                        int i;
 
                        if( !sd->has_client_hash ) {
                                ShowNotice("Client didn't send client hash (account: %s, pass: %s, ip: %s)\n", sd->userid, sd->passwd, ip);
                                return 5;
                        }
 
                        for( i = 0; i < 16; i++ )
                                sprintf(&smd5[i * 2], "%02x", sd->client_hash[i]);
                        smd5[32] = '\0';
 
                        ShowNotice("Invalid client hash (account: %s, pass: %s, sent md5: %s, ip: %s)\n", sd->userid, sd->passwd, smd5, ip);
                        return 5;
                }
        }
 
        ShowNotice("Authentication accepted (account: %s, id: %d, ip: %s)\n", sd->userid, acc.account_id, ip);
 
        // update session data
        sd->account_id = acc.account_id;
        sd->login_id1 = rnd() + 1;
        sd->login_id2 = rnd() + 1;
        safestrncpy(sd->lastlogin, acc.lastlogin, sizeof(sd->lastlogin));
        sd->sex = acc.sex;
        sd->group_id = (uint8)acc.group_id;
        sd->expiration_time = acc.expiration_time;
 
        // update account data
        timestamp2string(acc.lastlogin, sizeof(acc.lastlogin), time(NULL), "%Y-%m-%d %H:%M:%S");
        safestrncpy(acc.last_ip, ip, sizeof(acc.last_ip));
        acc.unban_time = 0;
        acc.logincount++;
 
        accounts->save(accounts, &acc);
 
        if( sd->sex != 'S' && sd->account_id < START_ACCOUNT_NUM )
                ShowWarning("Account %s has account id %d! Account IDs must be over %d to work properly!\n", sd->userid, sd->account_id, START_ACCOUNT_NUM);
 
        return -1; // account OK
}
 
void login_kick(struct login_session_data* sd)
{
        uint8 buf[6];
        nullpo_retv(sd);
        WBUFW(buf,0) = 0x2734;
        WBUFL(buf,2) = sd->account_id;
        charif_sendallwos(-1, buf, 6);
}
 
void login_auth_ok(struct login_session_data* sd)
{
        int fd = 0;
        uint32 ip;
        struct login_auth_node* node;
 
        nullpo_retv(sd);
        fd = sd->fd;
        ip = sockt->session[fd]->client_addr;
        if( core->runflag != LOGINSERVER_ST_RUNNING )
        {
                // players can only login while running
                lclif->connection_error(fd, 1); // 01 = server closed
                return;
        }
 
        if (login->config->group_id_to_connect >= 0 && sd->group_id != login->config->group_id_to_connect) {
                ShowStatus("Connection refused: the required group id for connection is %d (account: %s, group: %d).\n", login->config->group_id_to_connect, sd->userid, sd->group_id);
                lclif->connection_error(fd, 1); // 01 = server closed
                return;
        } else if (login->config->min_group_id_to_connect >= 0 && login->config->group_id_to_connect == -1 && sd->group_id < login->config->min_group_id_to_connect) {
                ShowStatus("Connection refused: the minimum group id required for connection is %d (account: %s, group: %d).\n", login->config->min_group_id_to_connect, sd->userid, sd->group_id);
                lclif->connection_error(fd, 1); // 01 = server closed
                return;
        }
 
        {
                struct online_login_data* data = (struct online_login_data*)idb_get(login->online_db, sd->account_id);
                if( data )
                {// account is already marked as online!
                        if( data->char_server > -1 )
                        {// Request char servers to kick this account out. [Skotlex]
                                ShowNotice("User '%s' is already online - Rejected.\n", sd->userid);
                                login->kick(sd);
                                if( data->waiting_disconnect == INVALID_TIMER )
                                        data->waiting_disconnect = timer->add(timer->gettick()+AUTH_TIMEOUT, login->waiting_disconnect_timer, sd->account_id, 0);
 
                                lclif->connection_error(fd, 8); // 08 = Server still recognizes your last login
                                return;
                        }
                        else
                        if( data->char_server == -1 )
                        {// client has authed but did not access char-server yet
                                // wipe previous session
                                idb_remove(login->auth_db, sd->account_id);
                                login->remove_online_user(sd->account_id);
                                data = NULL;
                        }
                }
        }
 
        if (!lclif->server_list(sd)) {
                // if no char-server, don't send void list of servers, just disconnect the player with proper message
                ShowStatus("Connection refused: there is no char-server online (account: %s).\n", sd->userid);
                lclif->connection_error(fd, 1); // 01 = server closed
                return;
        }
 
        gepard_update_last_unique_id(sd->account_id, sockt->session[fd]->gepard_info.unique_id);
        login_log(fd, ip, sd->userid, 100, "login ok");
 
        ShowStatus("Connection of the account '%s' accepted.\n", sd->userid);
 
        // create temporary auth entry
        CREATE(node, struct login_auth_node, 1);
        node->account_id = sd->account_id;
        node->login_id1 = sd->login_id1;
        node->login_id2 = sd->login_id2;
        node->sex = sd->sex;
        node->ip = ip;
        node->version = sd->version;
        node->clienttype = sd->clienttype;
        node->group_id = sd->group_id;
        node->expiration_time = sd->expiration_time;
        idb_put(login->auth_db, sd->account_id, node);
 
        {
                struct online_login_data* data;
 
                // mark client as 'online'
                data = login->add_online_user(-1, sd->account_id);
 
                // schedule deletion of this node
                data->waiting_disconnect = timer->add(timer->gettick()+AUTH_TIMEOUT, login->waiting_disconnect_timer, sd->account_id, 0);
        }
}
 
void login_auth_failed(struct login_session_data *sd, int result)
{
        int fd;
        uint32 ip;
        time_t ban_time = 0;
        nullpo_retv(sd);
 
        fd = sd->fd;
        ip = sockt->session[fd]->client_addr;
        if (login->config->log_login) {
                const char* error;
                switch( result ) {
                case   0: error = "Unregistered ID."; break; // 0 = Unregistered ID
                case   1: error = "Incorrect Password."; break; // 1 = Incorrect Password
                case   2: error = "Account Expired."; break; // 2 = This ID is expired
                case   3: error = "Rejected from server."; break; // 3 = Rejected from Server
                case   4: error = "Blocked by GM."; break; // 4 = You have been blocked by the GM Team
                case   5: error = "Not latest game EXE."; break; // 5 = Your Game's EXE file is not the latest version
                case   6: error = "Banned."; break; // 6 = Your are Prohibited to log in until %s
                case   7: error = "Server Over-population."; break; // 7 = Server is jammed due to over populated
                case   8: error = "Account limit from company"; break; // 8 = No more accounts may be connected from this company
                case   9: error = "Ban by DBA"; break; // 9 = MSI_REFUSE_BAN_BY_DBA
                case  10: error = "Email not confirmed"; break; // 10 = MSI_REFUSE_EMAIL_NOT_CONFIRMED
                case  11: error = "Ban by GM"; break; // 11 = MSI_REFUSE_BAN_BY_GM
                case  12: error = "Working in DB"; break; // 12 = MSI_REFUSE_TEMP_BAN_FOR_DBWORK
                case  13: error = "Self Lock"; break; // 13 = MSI_REFUSE_SELF_LOCK
                case  14: error = "Not Permitted Group"; break; // 14 = MSI_REFUSE_NOT_PERMITTED_GROUP
                case  15: error = "Not Permitted Group"; break; // 15 = MSI_REFUSE_NOT_PERMITTED_GROUP
                case  99: error = "Account gone."; break; // 99 = This ID has been totally erased
                case 100: error = "Login info remains."; break; // 100 = Login information remains at %s
                case 101: error = "Hacking investigation."; break; // 101 = Account has been locked for a hacking investigation. Please contact the GM Team for more information
                case 102: error = "Bug investigation."; break; // 102 = This account has been temporarily prohibited from login due to a bug-related investigation
                case 103: error = "Deleting char."; break; // 103 = This character is being deleted. Login is temporarily unavailable for the time being
                case 104: error = "Deleting spouse char."; break; // 104 = This character is being deleted. Login is temporarily unavailable for the time being
                default : error = "Unknown Error."; break;
                }
 
                login_log(fd, ip, sd->userid, result, error); // FIXME: result can be 100, conflicting with the value 100 we use for successful login...
        }
 
        if (result == 1 && login->config->dynamic_pass_failure_ban && !sockt->trusted_ip_check(ip))
                ipban_log(ip); // log failed password attempt
 
        if (result == 6) {
                struct mmo_account acc = { 0 };
                if (accounts->load_str(accounts, &acc, sd->userid))
                        ban_time = acc.unban_time;
        }
        lclif->auth_failed(fd, ban_time, result);
}
 
bool login_client_login(int fd, struct login_session_data *sd) __attribute__((nonnull (2)));
bool login_client_login(int fd, struct login_session_data *sd)
{
        int result;
        char ip[16];
        uint32 ipl = sockt->session[fd]->client_addr;
        sockt->ip2str(ipl, ip);
 
        ShowStatus("Request for connection %sof %s (ip: %s).\n", sd->passwdenc == PASSWORDENC ? " (passwdenc mode)" : "", sd->userid, ip);
 
        if (sd->passwdenc != PWENC_NONE && login->config->use_md5_passwds) {
                login->auth_failed(sd, 3); // send "rejected from server"
                return true;
        }
 
        result = login->mmo_auth(sd, false);
        if( result == -1 )
                login->auth_ok(sd);
        else
                login->auth_failed(sd, result);
 
        return false;
}
 
void login_char_server_connection_status(int fd, struct login_session_data* sd, uint8 status) __attribute__((nonnull (2)));
void login_char_server_connection_status(int fd, struct login_session_data* sd, uint8 status)
{
        WFIFOHEAD(fd,3);
        WFIFOW(fd,0) = 0x2711;
        WFIFOB(fd,2) = status;
        WFIFOSET(fd,3);
}
 
// CA_CHARSERVERCONNECT
void login_parse_request_connection(int fd, struct login_session_data* sd, const char *const ip, uint32 ipl) __attribute__((nonnull (2, 3)));
void login_parse_request_connection(int fd, struct login_session_data* sd, const char *const ip, uint32 ipl)
{
        char server_name[20];
        char message[256];
        uint32 server_ip;
        uint16 server_port;
        uint16 type;
        uint16 new_;
        int result;
 
        safestrncpy(sd->userid, RFIFOP(fd,2), NAME_LENGTH);
        safestrncpy(sd->passwd, RFIFOP(fd,26), NAME_LENGTH);
        if (login->config->use_md5_passwds)
                MD5_String(sd->passwd, sd->passwd);
        sd->passwdenc = PWENC_NONE;
        sd->version = login->config->client_version_to_connect; // hack to skip version check
        server_ip = ntohl(RFIFOL(fd,54));
        server_port = ntohs(RFIFOW(fd,58));
        safestrncpy(server_name, RFIFOP(fd,60), 20);
        type = RFIFOW(fd,82);
        new_ = RFIFOW(fd,84);
 
        ShowInfo("Connection request of the char-server '%s' @ %u.%u.%u.%u:%u (account: '%s', pass: '%s', ip: '%s')\n", server_name, CONVIP(server_ip), server_port, sd->userid, sd->passwd, ip);
        sprintf(message, "charserver - %s@%u.%u.%u.%u:%u", server_name, CONVIP(server_ip), server_port);
        login_log(fd, sockt->session[fd]->client_addr, sd->userid, 100, message);
 
        result = login->mmo_auth(sd, true);
        if (core->runflag == LOGINSERVER_ST_RUNNING &&
                result == -1 &&
                sd->sex == 'S' &&
                sd->account_id >= 0 &&
                sd->account_id < ARRAYLENGTH(server) &&
                !sockt->session_is_valid(server[sd->account_id].fd) &&
                sockt->allowed_ip_check(ipl))
        {
                ShowStatus("Connection of the char-server '%s' accepted.\n", server_name);
                safestrncpy(server[sd->account_id].name, server_name, sizeof(server[sd->account_id].name));
                server[sd->account_id].fd = fd;
                server[sd->account_id].ip = server_ip;
                server[sd->account_id].port = server_port;
                server[sd->account_id].users = 0;
                server[sd->account_id].type = type;
                server[sd->account_id].new_ = new_;
 
                sockt->session[fd]->func_parse = login->parse_fromchar;
                sockt->session[fd]->flag.server = 1;
                sockt->realloc_fifo(fd, FIFOSIZE_SERVERLINK, FIFOSIZE_SERVERLINK);
 
                // send connection success
                login->char_server_connection_status(fd, sd, 0);
        }
        else
        {
                ShowNotice("Connection of the char-server '%s' REFUSED.\n", server_name);
                login->char_server_connection_status(fd, sd, 3);
        }
}
 
void login_config_set_defaults(void)
{
        login->config->login_ip = INADDR_ANY;
        login->config->login_port = 6900;
        login->config->ipban_cleanup_interval = 60;
        login->config->ip_sync_interval = 0;
        login->config->log_login = true;
        safestrncpy(login->config->date_format, "%Y-%m-%d %H:%M:%S", sizeof(login->config->date_format));
        login->config->new_account_flag = true;
        login->config->new_acc_length_limit = true;
        login->config->use_md5_passwds = false;
        login->config->group_id_to_connect = -1;
        login->config->min_group_id_to_connect = -1;
        login->config->check_client_version = false;
        login->config->client_version_to_connect = 20;
        login->config->allowed_regs = 1;
        login->config->time_allowed = 10;
 
        login->config->ipban = true;
        login->config->dynamic_pass_failure_ban = true;
        login->config->dynamic_pass_failure_ban_interval = 5;
        login->config->dynamic_pass_failure_ban_limit = 7;
        login->config->dynamic_pass_failure_ban_duration = 5;
        login->config->use_dnsbl = false;
        safestrncpy(login->config->dnsbl_servs, "", sizeof(login->config->dnsbl_servs));
 
        login->config->client_hash_check = 0;
        login->config->client_hash_nodes = NULL;
}
 
//-----------------------------------
// Reading main configuration file
//-----------------------------------
int login_config_read(const char *cfgName)
{
        char line[1024], w1[1024], w2[1024];
        FILE* fp;
        nullpo_retr(1, cfgName);
        fp = fopen(cfgName, "r");
        if (fp == NULL) {
                ShowError("Configuration file (%s) not found.\n", cfgName);
                return 1;
        }
        while(fgets(line, sizeof(line), fp)) {
                if (line[0] == '/' && line[1] == '/')
                        continue;
 
                if (sscanf(line, "%1023[^:]: %1023[^\r\n]", w1, w2) < 2)
                        continue;
 
                if(!strcmpi(w1,"timestamp_format"))
                        safestrncpy(showmsg->timestamp_format, w2, 20);
                else if(!strcmpi(w1,"stdout_with_ansisequence"))
                        showmsg->stdout_with_ansisequence = config_switch(w2) ? true : false;
                else if(!strcmpi(w1,"console_silent")) {
                        showmsg->silent = atoi(w2);
                        if (showmsg->silent) /* only bother if we actually have this enabled */
                                ShowInfo("Console Silent Setting: %d\n", atoi(w2));
                }
                else if( !strcmpi(w1, "bind_ip") ) {
                        login->config->login_ip = sockt->host2ip(w2);
                        if (login->config->login_ip) {
                                char ip_str[16];
                                ShowStatus("Login server binding IP address : %s -> %s\n", w2, sockt->ip2str(login->config->login_ip, ip_str));
                        }
                }
                else if( !strcmpi(w1, "login_port") ) {
                        login->config->login_port = (uint16)atoi(w2);
                }
                else if(!strcmpi(w1, "log_login"))
                        login->config->log_login = (bool)config_switch(w2);
 
                else if(!strcmpi(w1, "new_account"))
                        login->config->new_account_flag = (bool)config_switch(w2);
                else if(!strcmpi(w1, "new_acc_length_limit"))
                        login->config->new_acc_length_limit = (bool)config_switch(w2);
                else if(!strcmpi(w1, "start_limited_time"))
                        login->config->start_limited_time = atoi(w2);
                else if(!strcmpi(w1, "check_client_version"))
                        login->config->check_client_version = (bool)config_switch(w2);
                else if(!strcmpi(w1, "client_version_to_connect"))
                        login->config->client_version_to_connect = (unsigned int)strtoul(w2, NULL, 10);
                else if(!strcmpi(w1, "use_MD5_passwords"))
                        login->config->use_md5_passwds = (bool)config_switch(w2);
                else if(!strcmpi(w1, "group_id_to_connect"))
                        login->config->group_id_to_connect = atoi(w2);
                else if(!strcmpi(w1, "min_group_id_to_connect"))
                        login->config->min_group_id_to_connect = atoi(w2);
                else if(!strcmpi(w1, "date_format"))
                        safestrncpy(login->config->date_format, w2, sizeof(login->config->date_format));
                else if(!strcmpi(w1, "allowed_regs")) //account flood protection system
                        login->config->allowed_regs = atoi(w2);
                else if(!strcmpi(w1, "time_allowed"))
                        login->config->time_allowed = atoi(w2);
                else if(!strcmpi(w1, "use_dnsbl"))
                        login->config->use_dnsbl = (bool)config_switch(w2);
                else if(!strcmpi(w1, "dnsbl_servers"))
                        safestrncpy(login->config->dnsbl_servs, w2, sizeof(login->config->dnsbl_servs));
                else if(!strcmpi(w1, "ipban_cleanup_interval"))
                        login->config->ipban_cleanup_interval = (unsigned int)atoi(w2);
                else if(!strcmpi(w1, "ip_sync_interval"))
                        login->config->ip_sync_interval = (unsigned int)1000*60*atoi(w2); //w2 comes in minutes.
                else if(!strcmpi(w1, "client_hash_check"))
                        login->config->client_hash_check = config_switch(w2);
                else if(!strcmpi(w1, "client_hash")) {
                        int group = 0;
                        char md5[33];
                        memset(md5, '\0', 33);
 
                        if (sscanf(w2, "%d, %32s", &group, md5) == 2) {
                                struct client_hash_node *nnode;
                                CREATE(nnode, struct client_hash_node, 1);
 
                                if (strcmpi(md5, "disabled") == 0) {
                                        nnode->hash[0] = '\0';
                                } else {
                                        int i;
                                        for (i = 0; i < 32; i += 2) {
                                                char buf[3];
                                                unsigned int byte;
 
                                                memcpy(buf, &md5[i], 2);
                                                buf[2] = 0;
 
                                                sscanf(buf, "%x", &byte);
                                                nnode->hash[i / 2] = (uint8)(byte & 0xFF);
                                        }
                                }
 
                                nnode->group_id = group;
                                nnode->next = login->config->client_hash_nodes;
 
                                login->config->client_hash_nodes = nnode;
                        }
                }
                else if(!strcmpi(w1, "import"))
                        login_config_read(w2);
                else
                {
                        AccountDB* db = account_engine[0].db;
                        if (db)
                                db->set_property(db, w1, w2);
                        ipban_config_read(w1, w2);
                        loginlog_config_read(w1, w2);
                        HPM->parseConf(w1, w2, HPCT_LOGIN);
                }
        }
        fclose(fp);
        ShowInfo("Finished reading %s.\n", cfgName);
        return 0;
}
 
//--------------------------------------
// Function called at exit of the server
//--------------------------------------
int do_final(void) {
        int i;
        struct client_hash_node *hn = login->config->client_hash_nodes;
 
        ShowStatus("Terminating...\n");
 
        HPM->event(HPET_FINAL);
 
        while (hn) {
                struct client_hash_node *tmp = hn;
                hn = hn->next;
                aFree(tmp);
        }
 
        login_log(0, "login server", 100, "login server shutdown");
 
        if (login->config->log_login)
                loginlog_final();
 
        ipban_final();
 
        if( account_engine[0].db )
        {// destroy account engine
                account_engine[0].db->destroy(account_engine[0].db);
                account_engine[0].db = NULL;
        }
        accounts = NULL; // destroyed in account_engine
        login->online_db->destroy(login->online_db, NULL);
        login->auth_db->destroy(login->auth_db, NULL);
 
        for( i = 0; i < ARRAYLENGTH(server); ++i )
                chrif_server_destroy(i);
 
        if( login->fd != -1 )
        {
                sockt->close(login->fd);
                login->fd = -1;
        }
 
        lclif->final();
 
        HPM_login_do_final();
 
        aFree(login->LOGIN_CONF_NAME);
        aFree(login->NET_CONF_NAME);
 
        HPM->event(HPET_POST_FINAL);
 
        ShowStatus("Finished.\n");
        return EXIT_SUCCESS;
}
 
//------------------------------
// Function called when the server
// has received a crash signal.
//------------------------------
void do_abort(void)
{
}
 
void set_server_type(void) {
        SERVER_TYPE = SERVER_TYPE_LOGIN;
}
 
 
/// Called when a terminate signal is received.
void do_shutdown_login(void)
{
        if( core->runflag != LOGINSERVER_ST_SHUTDOWN )
        {
                int id;
                core->runflag = LOGINSERVER_ST_SHUTDOWN;
                ShowStatus("Shutting down...\n");
                // TODO proper shutdown procedure; kick all characters, wait for acks, ...  [FlavioJS]
                for( id = 0; id < ARRAYLENGTH(server); ++id )
                        chrif_server_reset(id);
                sockt->flush_fifos();
                core->runflag = CORE_ST_STOP;
        }
}
 
/**
 * --login-config handler
 *
 * Overrides the default login configuration file.
 * @see cmdline->exec
 */
static CMDLINEARG(loginconfig)
{
        aFree(login->LOGIN_CONF_NAME);
        login->LOGIN_CONF_NAME = aStrdup(params);
        return true;
}
/**
 * --net-config handler
 *
 * Overrides the default subnet configuration file.
 * @see cmdline->exec
 */
static CMDLINEARG(netconfig)
{
        aFree(login->NET_CONF_NAME);
        login->NET_CONF_NAME = aStrdup(params);
        return true;
}
/**
 * Defines the local command line arguments
 */
void cmdline_args_init_local(void)
{
        CMDLINEARG_DEF2(login-config, loginconfig, "Alternative login-server configuration.", CMDLINE_OPT_PARAM);
        CMDLINEARG_DEF2(net-config, netconfig, "Alternative subnet configuration.", CMDLINE_OPT_PARAM);
}
 
//------------------------------
// Login server initialization
//------------------------------
int do_init(int argc, char** argv)
{
        int i;
 
        // initialize engine (to accept config settings)
        account_engine[0].db = account_engine[0].constructor();
        accounts = account_engine[0].db;
        if( accounts == NULL ) {
                ShowFatalError("do_init: account engine 'sql' not found.\n");
                exit(EXIT_FAILURE);
        }
 
        login_defaults();
        lclif_defaults();
 
        // read login-server configuration
        login->config_set_defaults();
 
        login->LOGIN_CONF_NAME = aStrdup("conf/login-server.conf");
        login->NET_CONF_NAME   = aStrdup("conf/network.conf");
 
        lclif->init();
 
        HPM_login_do_init();
        cmdline->exec(argc, argv, CMDLINE_OPT_PREINIT);
        HPM->config_read();
        HPM->event(HPET_PRE_INIT);
 
        cmdline->exec(argc, argv, CMDLINE_OPT_NORMAL);
        login_config_read(login->LOGIN_CONF_NAME);
        sockt->net_config_read(login->NET_CONF_NAME);
 
        for( i = 0; i < ARRAYLENGTH(server); ++i )
                chrif_server_init(i);
 
        // initialize logging
        if (login->config->log_login)
                loginlog_init();
 
        // initialize static and dynamic ipban system
        ipban_init();
 
        // Online user database init
        login->online_db = idb_alloc(DB_OPT_RELEASE_DATA);
        timer->add_func_list(login->waiting_disconnect_timer, "login->waiting_disconnect_timer");
 
        // Interserver auth init
        login->auth_db = idb_alloc(DB_OPT_RELEASE_DATA);
 
        // set default parser as lclif->parse function
        sockt->set_defaultparse(lclif->parse);
 
        // every 10 minutes cleanup online account db.
        timer->add_func_list(login->online_data_cleanup, "login->online_data_cleanup");
        timer->add_interval(timer->gettick() + 600*1000, login->online_data_cleanup, 0, 0, 600*1000);
 
        // add timer to detect ip address change and perform update
        if (login->config->ip_sync_interval) {
                timer->add_func_list(login->sync_ip_addresses, "login->sync_ip_addresses");
                timer->add_interval(timer->gettick() + login->config->ip_sync_interval, login->sync_ip_addresses, 0, 0, login->config->ip_sync_interval);
        }
 
        // Account database init
        if(!accounts->init(accounts)) {
                ShowFatalError("do_init: Failed to initialize account engine 'sql'.\n");
                exit(EXIT_FAILURE);
        }
 
        HPM->event(HPET_INIT);
 
        // server port open & binding
        if ((login->fd = sockt->make_listen_bind(login->config->login_ip,login->config->login_port)) == -1) {
                ShowFatalError("Failed to bind to port '"CL_WHITE"%d"CL_RESET"'\n",login->config->login_port);
                exit(EXIT_FAILURE);
        }
 
        if( core->runflag != CORE_ST_STOP ) {
                core->shutdown_callback = do_shutdown_login;
                core->runflag = LOGINSERVER_ST_RUNNING;
        }
 
#ifdef CONSOLE_INPUT
        console->display_gplnotice();
#endif // CONSOLE_INPUT
 
        ShowStatus("The login-server is "CL_GREEN"ready"CL_RESET" (Server is listening on the port %u).\n\n", login->config->login_port);
        login_log(0, "login server", 100, "login server started");
 
        HPM->event(HPET_READY);
 
        return 0;
}
 
void login_defaults(void) {
        login = &login_s;
 
        login->config = &login_config_;
        login->accounts = accounts;
 
        login->mmo_auth = login_mmo_auth;
        login->mmo_auth_new = login_mmo_auth_new;
        login->waiting_disconnect_timer = login_waiting_disconnect_timer;
        login->create_online_user = login_create_online_user;
        login->add_online_user = login_add_online_user;
        login->remove_online_user = login_remove_online_user;
        login->online_db_setoffline = login_online_db_setoffline;
        login->online_data_cleanup_sub = login_online_data_cleanup_sub;
        login->online_data_cleanup = login_online_data_cleanup;
        login->sync_ip_addresses = login_sync_ip_addresses;
        login->check_encrypted = login_check_encrypted;
        login->check_password = login_check_password;
        login->lan_subnet_check = login_lan_subnet_check;
 
        login->fromchar_auth_ack = login_fromchar_auth_ack;
        login->fromchar_accinfo = login_fromchar_accinfo;
        login->fromchar_account = login_fromchar_account;
        login->fromchar_account_update_other = login_fromchar_account_update_other;
        login->fromchar_ban = login_fromchar_ban;
        login->fromchar_change_sex_other = login_fromchar_change_sex_other;
        login->fromchar_pong = login_fromchar_pong;
        login->fromchar_parse_auth = login_fromchar_parse_auth;
        login->fromchar_parse_update_users = login_fromchar_parse_update_users;
        login->fromchar_parse_request_change_email = login_fromchar_parse_request_change_email;
        login->fromchar_parse_account_data = login_fromchar_parse_account_data;
        login->fromchar_parse_ping = login_fromchar_parse_ping;
        login->fromchar_parse_change_email = login_fromchar_parse_change_email;
        login->fromchar_parse_account_update = login_fromchar_parse_account_update;
        login->fromchar_parse_ban = login_fromchar_parse_ban;
        login->fromchar_parse_change_sex = login_fromchar_parse_change_sex;
        login->fromchar_parse_account_reg2 = login_fromchar_parse_account_reg2;
        login->fromchar_parse_unban = login_fromchar_parse_unban;
        login->fromchar_parse_account_online = login_fromchar_parse_account_online;
        login->fromchar_parse_account_offline = login_fromchar_parse_account_offline;
        login->fromchar_parse_online_accounts = login_fromchar_parse_online_accounts;
        login->fromchar_parse_request_account_reg2 = login_fromchar_parse_request_account_reg2;
        login->fromchar_parse_update_wan_ip = login_fromchar_parse_update_wan_ip;
        login->fromchar_parse_all_offline = login_fromchar_parse_all_offline;
        login->fromchar_parse_change_pincode = login_fromchar_parse_change_pincode;
        login->fromchar_parse_wrong_pincode = login_fromchar_parse_wrong_pincode;
        login->fromchar_parse_accinfo = login_fromchar_parse_accinfo;
 
        login->parse_fromchar = login_parse_fromchar;
        login->client_login = login_client_login;
        login->parse_request_connection = login_parse_request_connection;
        login->auth_ok = login_auth_ok;
        login->auth_failed = login_auth_failed;
        login->char_server_connection_status = login_char_server_connection_status;
        login->kick = login_kick;
 
        login->config_set_defaults = login_config_set_defaults;
        login->config_read = login_config_read;
        login->LOGIN_CONF_NAME = NULL;
        login->NET_CONF_NAME = NULL;
}
 
Viewed 384 times, submitted by unknown.