diff options
Diffstat (limited to 'src/elogin/parse.c')
| -rw-r--r-- | src/elogin/parse.c | 210 |
1 files changed, 210 insertions, 0 deletions
diff --git a/src/elogin/parse.c b/src/elogin/parse.c new file mode 100644 index 0000000..8f62e9f --- /dev/null +++ b/src/elogin/parse.c @@ -0,0 +1,210 @@ +// Copyright (c) Copyright (c) Hercules Dev Team, licensed under GNU GPL. +// Copyright (c) 2014 Evol developers + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + +#include "common/HPMi.h" +#include "common/malloc.h" +#include "common/mmo.h" +#include "common/socket.h" +#include "common/strlib.h" +#include "common/timer.h" +#include "login/account.h" +#include "login/login.h" + +#include "ecommon/ip.h" +#include "elogin/config.h" +#include "elogin/md5calc.h" +#include "elogin/parse.h" +#include "elogin/send.h" + +int clientVersion = 0; + +void login_parse_version(int fd) +{ + struct login_session_data* sd = (struct login_session_data*)session[fd]->session_data; + if (!sd) + return; + + clientVersion = RFIFOL(fd, 2); + + if (clientVersion < 2) + { + login->login_error(fd, 5); + return; + } + + send_update_host(fd); + send_server_version(fd); +} + +int elogin_parse_client_login_pre(int *fdPtr, + struct login_session_data* sd __attribute__ ((unused)), + const char *const ip __attribute__ ((unused))) +{ + int fd = *fdPtr; + uint16 command = RFIFOW(fd,0); + if (command != 0x64) + { + login->login_error(fd, 3); + hookStop(); + return 1; + } + char username[NAME_LENGTH]; + safestrncpy(username, (const char*)RFIFOP(fd, 6), NAME_LENGTH); + int len = strnlen(username, NAME_LENGTH); + if (clientVersion < 2) + { + login->login_error(fd, 5); + hookStop(); + return 1; + } + else if (len >= 2 && username[len - 2] == '_' && memchr("FfMm", username[len - 1], 4)) + { + login->login_error(fd, 3); + hookStop(); + return 1; + } + + return 0; +} + +void elogin_parse_client_login2(int fd) +{ + char username[NAME_LENGTH]; + char password[PASSWD_LEN]; + char email[40]; + uint8 clienttype; + int result; + + safestrncpy(username, (const char*)RFIFOP(fd, 2), NAME_LENGTH); + + int len = strnlen(username, NAME_LENGTH); + if (len < 2 || !(username[len - 2] == '_') || !memchr("FfMm", username[len - 1], 4)) + { + login->login_error(fd, 3); + return; + } + + safestrncpy(password, (const char*)RFIFOP(fd, 26), NAME_LENGTH); + safestrncpy(email, (const char*)RFIFOP(fd, 51), 40); + clienttype = RFIFOB(fd, 50); + + struct login_session_data* sd = (struct login_session_data*)session[fd]->session_data; + if (!sd) + return; + + char ip[16]; + uint32 ipl = session[fd]->client_addr; + ip2str(ipl, ip); + sd->clienttype = clienttype; + sd->version = clientVersion; + sd->passwdenc = 0; + safestrncpy(sd->userid, username, NAME_LENGTH); + ShowStatus("Request for connection of %s (ip: %s).\n", sd->userid, ip); + safestrncpy(sd->passwd, password, PASSWD_LEN); + + if (e_mail_check(email) == 0) + { + ShowNotice("Attempt to create an e-mail REFUSED - e-mail is invalid (ip: %s)\n", ip); + login->login_error(fd, 11); + return; + } + + result = login->mmo_auth(sd, false); + + if (result == -1) + { + int account_id = sd->account_id; + struct mmo_account acc; + if (!login->accounts->load_num(login->accounts, &acc, account_id)) + { + ShowNotice("Attempt to create an e-mail on an account REFUSED - account: %d, ip: %s).\n", account_id, ip); + } + else + { + memcpy(acc.email, email, 40); + ShowNotice("Create an e-mail on an account with a default e-mail (account: %d, new e-mail: %s, ip: %s).\n", account_id, email, ip); + // Save + login->accounts->save(login->accounts, &acc); + } + + login->auth_ok(sd); + } + else + { + login->auth_failed(sd, result); + } + + return; +} + +void elogin_parse_request_connection(int *fd, struct login_session_data* sd, const char *const ip) +{ + if (!inter_server_ip || !ip) + return; + if (!checkAllowedIp(inter_server_ip, ip)) + { + hookStop(); + login->char_server_connection_status(*fd, sd, 3); + ShowNotice("Connection of the char-server from ip %s REFUSED.\n", ip); + } +} + +void elogin_parse_ping(int *fd, struct login_session_data* sd) +{ + RFIFOSKIP(*fd, 26); + if (!sd) + { + hookStop(); + return; + } + struct online_login_data* data = (struct online_login_data*)idb_get(login->online_db, sd->account_id); + if (data == NULL) + { + hookStop(); + return; + } + if (data->waiting_disconnect != INVALID_TIMER) + { + timer->delete(data->waiting_disconnect, login->waiting_disconnect_timer); + data->waiting_disconnect = timer->add(timer->gettick() + 30000, login->waiting_disconnect_timer, sd->account_id, 0); + } + hookStop(); +} + +void elogin_parse_change_paassword(int fd) +{ + char actual_pass[24], new_pass[24]; + int status = 0; + struct mmo_account acc; + const int accountId = RFIFOL (fd, 2); + + memcpy (actual_pass, RFIFOP (fd, 6), 24); + actual_pass[23] = '\0'; + memcpy (new_pass, RFIFOP (fd, 30), 24); + new_pass[23] = '\0'; + + if (!login->accounts->load_num(login->accounts, &acc, accountId)) + { + // account not found + send_char_password_change_ack(fd, accountId, 0); + return; + } + + if (!strcmp(actual_pass, acc.pass) || pass_ok(actual_pass, acc.pass)) + { + // changed ok + status = 1; + safestrncpy(acc.pass, new_pass, sizeof(acc.pass)); + login->accounts->save(login->accounts, &acc); + } + else + { + // wrong password + status = 2; + } + send_char_password_change_ack(fd, accountId, status); +} |