static int _handle_pass_command(t_connection * conn, int numparams, char ** params, char * text)
{
if ((!conn_get_ircpass(conn))&&(conn_get_state(conn)==conn_state_bot_username)) {
t_hash h;
if (numparams>=1) {
bnet_hash(&h,std::strlen(params[0]),params[0]);
conn_set_ircpass(conn,hash_get_str(h));
}
else
irc_send(conn,ERR_NEEDMOREPARAMS,"PASS :Not enough parameters");
}
else {
irc_send(conn,ERR_ALREADYREGISTRED,":Unauthorized command (already registered)");
}
return 0;
}
static int _handle_privmsg_command(t_connection * conn, int numparams, char ** params, char * text)
{
if ((numparams>=1)&&(text))
{
int i;
char ** e;
e = irc_get_listelems(params[0]);
/* FIXME: support wildcards! */
/* start amadeo: code was sent by some unkown fellow of pvpgn (maybe u wanna give us your name
for any credits), it adds nick-registration, i changed some things here and there... */
for (i=0; ((e)&&(e[i])); i++) {
if (strcasecmp(e[i],"NICKSERV")==0) {
char * pass;
char * p;
pass = std::strchr(text,' ');
if (pass)
*pass++ = '\0';
if (strcasecmp(text,"identify")==0) {
switch (conn_get_state(conn)) {
case conn_state_bot_password:
{
if (pass) {
t_hash h;
for (p = pass; *p; p++)
if (std::isupper((int)*p)) *p = std::tolower(*p);
bnet_hash(&h,std::strlen(pass),pass);
irc_authenticate(conn,hash_get_str(h));
}
else {
message_send_text(conn,message_type_notice,NULL,"Syntax: IDENTIFY <password> (max 16 characters)");
}
break;
}
case conn_state_loggedin:
{
message_send_text(conn,message_type_notice,NULL,"You don't need to IDENTIFY");
break;
}
default:
;
eventlog(eventlog_level_trace,__FUNCTION__,"got /msg in unexpected connection state (%s)",conn_state_get_str(conn_get_state(conn)));
}
}
else if (strcasecmp(text,"register")==0) {
unsigned int j;
t_hash passhash;
t_account * temp;
char msgtemp[MAX_IRC_MESSAGE_LEN];
char * username=(char *)conn_get_loggeduser(conn);
if (account_check_name(username)<0) {
message_send_text(conn,message_type_error,conn,"Account name contains invalid symbol!");
break;
}
if(!prefs_get_allow_new_accounts()) {
message_send_text(conn,message_type_error,conn,"Account creation is not allowed");
break;
}
if (!pass || pass[0]=='\0' || (std::strlen(pass)>16) ) {
message_send_text(conn,message_type_error,conn,"Syntax: REGISTER <password> (max 16 characters)");
break;
}
for (j=0; j<std::strlen(pass); j++)
if (std::isupper((int)pass[j])) pass[j] = std::tolower((int)pass[j]);
bnet_hash(&passhash,std::strlen(pass),pass);
snprintf(msgtemp, sizeof(msgtemp), "Trying to create account \"%s\" with password \"%s\"",username,pass);
message_send_text(conn,message_type_info,conn,msgtemp);
temp = accountlist_create_account(username,hash_get_str(passhash));
if (!temp) {
message_send_text(conn,message_type_error,conn,"Failed to create account!");
eventlog(eventlog_level_debug,__FUNCTION__,"[%d] account \"%s\" not created (failed)",conn_get_socket(conn),username);
conn_unget_chatname(conn,username);
break;
}
snprintf(msgtemp, sizeof(msgtemp), "Account "UID_FORMAT" created.",account_get_uid(temp));
message_send_text(conn,message_type_info,conn,msgtemp);
eventlog(eventlog_level_debug,__FUNCTION__,"[%d] account \"%s\" created",conn_get_socket(conn),username);
conn_unget_chatname(conn,username);
}
else {
char tmp[MAX_IRC_MESSAGE_LEN+1];
message_send_text(conn,message_type_notice,NULL,"Invalid arguments for NICKSERV");
snprintf(tmp, sizeof(tmp), ":Unrecognized command \"%s\"", text);
message_send_text(conn,message_type_notice,NULL,tmp);
}
}
else if (conn_get_state(conn)==conn_state_loggedin) {
if (e[i][0]=='#') {
/* channel message */
t_channel * channel;
if ((channel = channellist_find_channel_by_name(irc_convert_ircname(e[i]),NULL,NULL))) {
if ((std::strlen(text)>=9)&&(std::strncmp(text,"\001ACTION ",8)==0)&&(text[std::strlen(text)-1]=='\001')) {
/* at least "\001ACTION \001" */
/* it's a CTCP ACTION message */
text = text + 8;
text[std::strlen(text)-1] = '\0';
channel_message_send(channel,message_type_emote,conn,text);
}
else {
channel_message_log(channel, conn, 1, text);
channel_message_send(channel,message_type_talk,conn,text);
}
}
else {
irc_send(conn,ERR_NOSUCHCHANNEL,":No such channel");
}
}
else {
/* whisper */
t_connection * user;
if ((user = connlist_find_connection_by_accountname(e[i])))
{
message_send_text(user,message_type_whisper,conn,text);
}
else
{
irc_send(conn,ERR_NOSUCHNICK,":No such user");
}
}
}
}
if (e)
irc_unget_listelems(e);
}
else
irc_send(conn,ERR_NEEDMOREPARAMS,"PRIVMSG :Not enough parameters");
return 0;
}
static int on_d2cs_accountloginreq(t_connection * c, t_packet const * packet)
{
unsigned int sessionkey;
unsigned int sessionnum;
unsigned int salt;
char const * account;
char const * tname;
t_connection * client;
int reply;
t_packet * rpacket;
struct
{
bn_int salt;
bn_int sessionkey;
bn_int sessionnum;
bn_int secret;
bn_int passhash[5];
} temp;
t_hash secret_hash;
char const * pass_str;
t_hash passhash;
t_hash try_hash;
if (packet_get_size(packet)<sizeof(t_d2cs_bnetd_accountloginreq)) {
eventlog(eventlog_level_error,"on_d2cs_accountloginreq","got bad packet size");
return -1;
}
if (!(account=packet_get_str_const(packet,sizeof(t_d2cs_bnetd_accountloginreq),USER_NAME_MAX))) {
eventlog(eventlog_level_error,"on_d2cs_accountloginreq","got bad account name");
return -1;
}
sessionkey=bn_int_get(packet->u.d2cs_bnetd_accountloginreq.sessionkey);
sessionnum=bn_int_get(packet->u.d2cs_bnetd_accountloginreq.sessionnum);
salt=bn_int_get(packet->u.d2cs_bnetd_accountloginreq.seqno);
if (!(client=connlist_find_connection_by_sessionnum(sessionnum))) {
eventlog(eventlog_level_error,"on_d2cs_accountloginreq","sessionnum %d not found",sessionnum);
reply=BNETD_D2CS_ACCOUNTLOGINREPLY_FAILED;
} else if (sessionkey!=conn_get_sessionkey(client)) {
eventlog(eventlog_level_error,"on_d2cs_accountloginreq","sessionkey %d not match",sessionkey);
reply=BNETD_D2CS_ACCOUNTLOGINREPLY_FAILED;
} else if (!(tname=conn_get_username(client))) {
eventlog(eventlog_level_error,"on_d2cs_accountloginreq","got NULL username");
reply=BNETD_D2CS_ACCOUNTLOGINREPLY_FAILED;
} else if (strcasecmp(account,tname)) {
eventlog(eventlog_level_error,"on_d2cs_accountloginreq","username %s not match",account);
conn_unget_username(client,tname);
reply=BNETD_D2CS_ACCOUNTLOGINREPLY_FAILED;
} else {
conn_unget_username(client,tname);
bn_int_set(&temp.salt,salt);
bn_int_set(&temp.sessionkey,sessionkey);
bn_int_set(&temp.sessionnum,sessionnum);
bn_int_set(&temp.secret,conn_get_secret(client));
pass_str=account_get_pass(conn_get_account(client));
if (hash_set_str(&passhash,pass_str)<0) {
reply=BNETD_D2CS_ACCOUNTLOGINREPLY_FAILED;
} else {
hash_to_bnhash((t_hash const *)&passhash,temp.passhash);
bnet_hash(&secret_hash,sizeof(temp),&temp);
bnhash_to_hash(packet->u.d2cs_bnetd_accountloginreq.secret_hash,&try_hash);
if (hash_eq(try_hash,secret_hash)==1) {
eventlog(eventlog_level_debug,"on_d2cs_accountloginreq","user %s loggedin on d2cs",\
account);
reply=BNETD_D2CS_ACCOUNTLOGINREPLY_SUCCEED;
} else {
eventlog(eventlog_level_error,"on_d2cs_accountloginreq","user %s hash not match",\
account);
reply=BNETD_D2CS_ACCOUNTLOGINREPLY_FAILED;
}
}
account_unget_pass(pass_str);
}
if ((rpacket=packet_create(packet_class_d2cs_bnetd))) {
packet_set_size(rpacket,sizeof(t_bnetd_d2cs_accountloginreply));
packet_set_type(rpacket,BNETD_D2CS_ACCOUNTLOGINREPLY);
bn_int_set(&rpacket->u.bnetd_d2cs_accountloginreply.h.seqno,\
bn_int_get(packet->u.d2cs_bnetd_accountloginreq.h.seqno));
bn_int_set(&rpacket->u.bnetd_d2cs_accountloginreply.reply,reply);
queue_push_packet(conn_get_out_queue(c),rpacket);
packet_del_ref(rpacket);
}
return 0;
}
extern int handle_bot_packet(t_connection * c, t_packet const * const packet)
{
t_packet * rpacket;
if (!c)
{
eventlog(eventlog_level_error,__FUNCTION__,"[%d] got NULL connection",conn_get_socket(c));
return -1;
}
if (!packet)
{
eventlog(eventlog_level_error,__FUNCTION__,"[%d] got NULL packet",conn_get_socket(c));
return -1;
}
if (packet_get_class(packet)!=packet_class_raw)
{
eventlog(eventlog_level_error,__FUNCTION__,"[%d] got bad packet (class %d)",conn_get_socket(c),(int)packet_get_class(packet));
return -1;
}
{
char const * const linestr=packet_get_str_const(packet,0,MAX_MESSAGE_LEN);
if (packet_get_size(packet)<2) /* empty line */
return 0;
if (!linestr)
{
eventlog(eventlog_level_warn,__FUNCTION__,"[%d] line too long",conn_get_socket(c));
return 0;
}
switch (conn_get_state(c))
{
case conn_state_connected:
conn_add_flags(c,MF_PLUG);
conn_set_clienttag(c,CLIENTTAG_BNCHATBOT_UINT);
{
char const * temp=linestr;
if (temp[0]=='\004') /* FIXME: no echo, ignore for now (we always do no echo) */
temp = &temp[1];
if (temp[0]=='\0') /* empty line */
{
conn_set_state(c,conn_state_bot_username); /* don't look for ^D or reset tag and flags */
break;
}
conn_set_state(c,conn_state_bot_password);
if (conn_set_loggeduser(c,temp)<0)
eventlog(eventlog_level_error,__FUNCTION__,"[%d] could not set username to \"%s\"",conn_get_socket(c),temp);
{
char const * const msg="\r\nPassword: "******"[%d] could not create rpacket",conn_get_socket(c));
break;
}
#if 1 /* don't echo */
packet_append_ntstring(rpacket,conn_get_loggeduser(c));
#endif
packet_append_ntstring(rpacket,msg);
conn_push_outqueue(c,rpacket);
packet_del_ref(rpacket);
}
}
break;
case conn_state_bot_username:
conn_set_state(c,conn_state_bot_password);
if (conn_set_loggeduser(c,linestr)<0)
eventlog(eventlog_level_error,__FUNCTION__,"[%d] could not set username to \"%s\"",conn_get_socket(c),linestr);
{
char const * const temp="\r\nPassword: "******"[%d] could not create rpacket",conn_get_socket(c));
break;
}
#if 1 /* don't echo */
packet_append_ntstring(rpacket,linestr);
#endif
packet_append_ntstring(rpacket,temp);
conn_push_outqueue(c,rpacket);
packet_del_ref(rpacket);
}
break;
case conn_state_bot_password:
{
char const * const tempa="\r\nLogin failed.\r\n\r\nUsername: "******"\r\nAccount has no bot access.\r\n\r\nUsername: "******"[%d] could not create rpacket",conn_get_socket(c));
break;
}
packet_append_ntstring(rpacket,tempa);
conn_push_outqueue(c,rpacket);
packet_del_ref(rpacket);
break;
}
if (connlist_find_connection_by_accountname(loggeduser))
{
eventlog(eventlog_level_info,__FUNCTION__,"[%d] bot login for \"%s\" refused (already logged in)",conn_get_socket(c),loggeduser);
conn_set_state(c,conn_state_bot_username);
if (!(rpacket = packet_create(packet_class_raw)))
{
eventlog(eventlog_level_error,__FUNCTION__,"[%d] could not create rpacket",conn_get_socket(c));
break;
}
packet_append_ntstring(rpacket,tempa);
conn_push_outqueue(c,rpacket);
packet_del_ref(rpacket);
break;
}
if (!(account = accountlist_find_account(loggeduser)))
{
eventlog(eventlog_level_info,__FUNCTION__,"[%d] bot login for \"%s\" refused (bad account)",conn_get_socket(c),loggeduser);
conn_set_state(c,conn_state_bot_username);
if (!(rpacket = packet_create(packet_class_raw)))
{
eventlog(eventlog_level_error,__FUNCTION__,"[%d] could not create rpacket",conn_get_socket(c));
break;
}
packet_append_ntstring(rpacket,tempa);
conn_push_outqueue(c,rpacket);
packet_del_ref(rpacket);
break;
}
if ((oldstrhash1 = account_get_pass(account)))
{
if (hash_set_str(&oldpasshash1,oldstrhash1)<0)
{
eventlog(eventlog_level_info,__FUNCTION__,"[%d] bot login for \"%s\" refused (corrupted passhash1?)",conn_get_socket(c),loggeduser);
conn_set_state(c,conn_state_bot_username);
if (!(rpacket = packet_create(packet_class_raw)))
{
eventlog(eventlog_level_error,__FUNCTION__,"[%d] could not create rpacket",conn_get_socket(c));
break;
}
packet_append_ntstring(rpacket,tempa);
conn_push_outqueue(c,rpacket);
packet_del_ref(rpacket);
break;
}
testpass = xstrdup(linestr);
{
unsigned int i;
for (i=0; i<strlen(testpass); i++)
if (isupper((int)testpass[i]))
testpass[i] = tolower((int)testpass[i]);
}
if (bnet_hash(&trypasshash1,strlen(testpass),testpass)<0) /* FIXME: force to lowercase */
{
eventlog(eventlog_level_info,__FUNCTION__,"[%d] bot login for \"%s\" refused (unable to hash password)",conn_get_socket(c), loggeduser);
conn_set_state(c,conn_state_bot_username);
xfree((void *)testpass);
if (!(rpacket = packet_create(packet_class_raw)))
{
eventlog(eventlog_level_error,__FUNCTION__,"[%d] could not create rpacket",conn_get_socket(c));
break;
}
packet_append_ntstring(rpacket,tempa);
conn_push_outqueue(c,rpacket);
packet_del_ref(rpacket);
break;
}
xfree((void *)testpass);
if (hash_eq(trypasshash1,oldpasshash1)!=1)
{
eventlog(eventlog_level_info,__FUNCTION__,"[%d] bot login for \"%s\" refused (wrong password)",conn_get_socket(c), loggeduser);
conn_set_state(c,conn_state_bot_username);
if (!(rpacket = packet_create(packet_class_raw)))
{
eventlog(eventlog_level_error,__FUNCTION__,"[%d] could not create rpacket",conn_get_socket(c));
break;
}
packet_append_ntstring(rpacket,tempa);
conn_push_outqueue(c,rpacket);
packet_del_ref(rpacket);
break;
}
if (account_get_auth_botlogin(account)!=1) /* default to false */
{
eventlog(eventlog_level_info,__FUNCTION__,"[%d] bot login for \"%s\" refused (no bot access)",conn_get_socket(c), loggeduser);
conn_set_state(c,conn_state_bot_username);
if (!(rpacket = packet_create(packet_class_raw)))
{
eventlog(eventlog_level_error,__FUNCTION__,"[%d] could not create rpacket",conn_get_socket(c));
break;
}
packet_append_ntstring(rpacket,tempb);
conn_push_outqueue(c,rpacket);
packet_del_ref(rpacket);
break;
}
else if (account_get_auth_lock(account)==1) /* default to false */
{
eventlog(eventlog_level_info,__FUNCTION__,"[%d] bot login for \"%s\" refused (this account is locked)",conn_get_socket(c), loggeduser);
conn_set_state(c,conn_state_bot_username);
if (!(rpacket = packet_create(packet_class_raw)))
{
eventlog(eventlog_level_error,__FUNCTION__,"[%d] could not create rpacket",conn_get_socket(c));
break;
}
packet_append_ntstring(rpacket,tempb);
conn_push_outqueue(c,rpacket);
packet_del_ref(rpacket);
break;
}
eventlog(eventlog_level_info,__FUNCTION__,"[%d] \"%s\" bot logged in (correct password)",conn_get_socket(c), loggeduser);
}
else
{
eventlog(eventlog_level_info,__FUNCTION__,"[%d] \"%s\" bot logged in (no password)",conn_get_socket(c), loggeduser);
}
if (!(rpacket = packet_create(packet_class_raw))) /* if we got this far, let them log in even if this fails */
eventlog(eventlog_level_error,__FUNCTION__,"[%d] could not create rpacket",conn_get_socket(c));
else
{
packet_append_ntstring(rpacket,"\r\n");
conn_push_outqueue(c,rpacket);
packet_del_ref(rpacket);
}
bnetd_log(loggeduser, addr_num_to_ip_str(conn_get_addr(c)), "BOT", "LOGIN", NULL, 1, 0);
conn_login(c,account,loggeduser);
message_send_text(c,message_type_uniqueid,c,loggeduser);
if (conn_set_channel(c,CHANNEL_NAME_CHAT)<0)
conn_set_channel(c,CHANNEL_NAME_BANNED); /* should not fail */
}
break;
case conn_state_loggedin:
{
t_channel const * channel;
conn_set_idletime(c);
if ((channel = conn_get_channel(c)))
channel_message_log(channel,c,1,linestr);
/* we don't log game commands currently */
if (linestr[0]=='/')
handle_command(c,linestr);
else
if (channel && !conn_quota_exceeded(c,linestr))
channel_message_send(channel,message_type_talk,c,linestr);
/* else discard */
}
break;
default:
eventlog(eventlog_level_error,__FUNCTION__,"[%d] unknown bot connection state %d",conn_get_socket(c),(int)conn_get_state(c));
}
}
return 0;
}
