DWORD avatars_server_connection::sendUploadAvatarRequest(MCONTACT hContact, WORD wRef, const BYTE *data, size_t datalen)
{
cookie_avatar *ack = (cookie_avatar*)SAFE_MALLOC(sizeof(cookie_avatar));
if (!ack)
return 0; // Failure: out of memory
ack->hContact = hContact;
DWORD dwCookie = ppro->AllocateCookie(CKT_AVATAR, ICQ_AVATAR_UPLOAD_REQUEST, 0, ack);
icq_packet packet;
serverPacketInit(&packet, 14 + datalen);
packFNACHeader(&packet, ICQ_AVATAR_FAMILY, ICQ_AVATAR_UPLOAD_REQUEST, 0, dwCookie);
packWord(&packet, wRef); // unknown, probably reference
packWord(&packet, (WORD)datalen);
packBuffer(&packet, data, datalen);
if (sendServerPacket(&packet)) {
ppro->debugLogA("Upload image packet sent.");
return dwCookie;
}
ppro->ReleaseCookie(dwCookie); // failed to send, free resources
return 0;
}
int icq_httpGatewayWrapSend(HANDLE hConn, PBYTE buf, int len, int flags, MIRANDASERVICE pfnNetlibSend)
{
PBYTE sendBuf = buf;
int sendLen = len;
int sendResult = 0;
while (sendLen > 0)
{ // imitate polite behaviour of icq5.1 and split large packets
icq_packet packet;
WORD curLen;
int curResult;
if (sendLen > 512) curLen = 512; else curLen = (WORD)sendLen;
// send wrapped data
packet.wLen = curLen;
write_httphdr(&packet, HTTP_PACKETTYPE_FLAP, GetGatewayIndex(hConn));
packBuffer(&packet, sendBuf, (WORD)curLen);
NETLIBBUFFER nlb={ (char*)packet.pData, packet.wLen, flags };
curResult = pfnNetlibSend((WPARAM)hConn, (LPARAM)&nlb);
SAFE_FREE((void**)&packet.pData);
// sending failed, end loop
if (curResult <= 0)
return curResult;
// calculare real number of data bytes sent
if (curResult > 14) sendResult += curResult - 14;
// move on
sendLen -= curLen;
sendBuf += curLen;
}
return sendResult;
}
int icq_httpGatewayBegin(HANDLE hConn, NETLIBOPENCONNECTION* nloc)
{ // open our "virual data connection"
icq_packet packet;
size_t serverNameLen;
serverNameLen = strlennull(nloc->szHost);
packet.wLen = (WORD)(serverNameLen + 4);
write_httphdr(&packet, HTTP_PACKETTYPE_LOGIN, GetGatewayIndex(hConn));
packWord(&packet, (WORD)serverNameLen);
packBuffer(&packet, (LPBYTE)nloc->szHost, (WORD)serverNameLen);
packWord(&packet, nloc->wPort);
INT_PTR res = Netlib_Send(hConn, (char*)packet.pData, packet.wLen, MSG_DUMPPROXY|MSG_NOHTTPGATEWAYWRAP);
SAFE_FREE((void**)&packet.pData);
return res != SOCKET_ERROR;
}
static void file_sendData(CIcqProto* ppro, directconnect* dc)
{
BYTE buf[2048];
int bytesRead = 0;
if (!dc->ft->currentIsDir)
{
icq_packet packet;
if (dc->ft->fileId == -1)
return;
bytesRead = _read(dc->ft->fileId, buf, sizeof(buf));
if (bytesRead == -1)
return;
directPacketInit(&packet, (WORD)(1 + bytesRead));
packByte(&packet, PEER_FILE_DATA); /* Ident */
packBuffer(&packet, buf, (WORD)bytesRead);
ppro->sendDirectPacket(dc, &packet);
}
dc->ft->dwBytesDone += bytesRead;
dc->ft->dwFileBytesDone += bytesRead;
if (GetTickCount() > dc->ft->dwLastNotify + 500 || bytesRead == 0)
{
PROTOFILETRANSFERSTATUS pfts;
file_buildProtoFileTransferStatus(dc->ft, &pfts);
ppro->BroadcastAck(dc->ft->hContact, ACKTYPE_FILE, ACKRESULT_DATA, dc->ft, (LPARAM)&pfts);
dc->ft->dwLastNotify = GetTickCount();
}
if (bytesRead == 0)
{
if (!dc->ft->currentIsDir) _close(dc->ft->fileId);
dc->ft->fileId = -1;
dc->wantIdleTime = 0;
dc->ft->iCurrentFile++;
file_sendNextFile(ppro, dc); /* this will close the socket if no more files */
}
}
void CIcqProto::sendEntireListServ(WORD wFamily, WORD wSubtype, int listType)
{
MCONTACT hResumeContact = NULL;
do { // server doesn't seem to be able to cope with packets larger than 8k
// send only about 100contacts per packet
char *szList = buildUinList(listType, 0x3E8, &hResumeContact);
size_t nListLen = mir_strlen(szList);
if (nListLen) {
icq_packet packet;
serverPacketInit(&packet, nListLen + 10);
packFNACHeader(&packet, wFamily, wSubtype);
packBuffer(&packet, (LPBYTE)szList, nListLen);
sendServPacket(&packet);
}
SAFE_FREE((void**)&szList);
}
while (hResumeContact);
}
static void file_sendNick(CIcqProto* ppro, directconnect* dc)
{
icq_packet packet;
char* szNick;
WORD wNickLen;
DBVARIANT dbv = {DBVT_DELETED};
if (ppro->getSettingString(NULL, "Nick", &dbv))
szNick = "";
else
szNick = dbv.pszVal;
wNickLen = strlennull(szNick);
directPacketInit(&packet, (WORD)(8 + wNickLen));
packByte(&packet, PEER_FILE_INIT_ACK); /* Ident */
packLEDWord(&packet, dc->ft->dwTransferSpeed);
packLEWord(&packet, (WORD)(wNickLen + 1));
packBuffer(&packet, (LPBYTE)szNick, (WORD)(wNickLen + 1));
ppro->sendDirectPacket(dc, &packet);
ICQFreeVariant(&dbv);
}
DWORD avatars_server_connection::sendGetAvatarRequest(MCONTACT hContact, DWORD dwUin, char *szUid, const BYTE *hash, size_t hashlen, const TCHAR *file)
{
int i;
DWORD dwNow = GetTickCount();
mir_cslockfull alck(ppro->m_avatarsMutex);
for (i = 0; i < runCount;) { // look for timeouted requests
if (runTime[i] < dwNow) { // found outdated, remove
runContact[i] = runContact[runCount - 1];
runTime[i] = runTime[runCount - 1];
runCount--;
}
else i++;
}
for (i = 0; i < runCount; i++) {
if (runContact[i] == hContact) {
ppro->debugLogA("Ignoring duplicate get %s image request.", strUID(dwUin, szUid));
return -1; // Success: request ignored
}
}
if (runCount < 4) { // 4 concurent requests at most
int bSendNow = TRUE;
{
// rate management
mir_cslock l(m_ratesMutex);
WORD wGroup = m_rates->getGroupFromSNAC(ICQ_AVATAR_FAMILY, ICQ_AVATAR_GET_REQUEST);
if (m_rates->getNextRateLevel(wGroup) < m_rates->getLimitLevel(wGroup, RML_ALERT)) { // we will be over quota if we send the request now, add to queue instead
bSendNow = FALSE;
ppro->debugLogA("Rates: Delay avatar request.");
}
}
if (bSendNow) {
runContact[runCount] = hContact;
runTime[runCount] = GetTickCount() + 30000; // 30sec to complete request
runCount++;
alck.unlock();
int nUinLen = getUIDLen(dwUin, szUid);
cookie_avatar *ack = (cookie_avatar*)SAFE_MALLOC(sizeof(cookie_avatar));
if (!ack)
return 0; // Failure: out of memory
ack->dwUin = 1; //dwUin; // I should be damned for this - only to identify get request
ack->hContact = hContact;
ack->hash = (BYTE*)SAFE_MALLOC(hashlen);
memcpy(ack->hash, hash, hashlen); // copy the data
ack->hashlen = hashlen;
ack->szFile = null_strdup(file); // duplicate the string
DWORD dwCookie = ppro->AllocateCookie(CKT_AVATAR, ICQ_AVATAR_GET_REQUEST, hContact, ack);
icq_packet packet;
serverPacketInit(&packet, 12 + nUinLen + hashlen);
packFNACHeader(&packet, ICQ_AVATAR_FAMILY, ICQ_AVATAR_GET_REQUEST, 0, dwCookie);
packUID(&packet, dwUin, szUid);
packByte(&packet, 1); // unknown, probably type of request: 1 = get icon :)
packBuffer(&packet, hash, hashlen);
if (sendServerPacket(&packet)) {
ppro->debugLogA("Request to get %s image sent.", strUID(dwUin, szUid));
return dwCookie;
}
ppro->FreeCookie(dwCookie); // sending failed, free resources
SAFE_FREE(&ack->szFile);
SAFE_FREE((void**)&ack->hash);
SAFE_FREE((void**)&ack);
}
}
return 0; // Failure
}
void CIcqProto::handleServUINSettings(int nPort, serverthread_info *info)
{
setUserInfo();
/* SNAC 3,4: Tell server who's on our list (deprecated) */
/* SNAC 3,15: Try to add unauthorised contacts to temporary list */
sendEntireListServ(ICQ_BUDDY_FAMILY, ICQ_USER_ADDTOTEMPLIST, BUL_ALLCONTACTS);
if (m_iDesiredStatus == ID_STATUS_INVISIBLE) {
/* Tell server who's on our visible list (deprecated) */
if (!m_bSsiEnabled)
sendEntireListServ(ICQ_BOS_FAMILY, ICQ_CLI_ADDVISIBLE, BUL_VISIBLE);
else
updateServVisibilityCode(3);
}
if (m_iDesiredStatus != ID_STATUS_INVISIBLE) {
/* Tell server who's on our invisible list (deprecated) */
if (!m_bSsiEnabled)
sendEntireListServ(ICQ_BOS_FAMILY, ICQ_CLI_ADDINVISIBLE, BUL_INVISIBLE);
else
updateServVisibilityCode(4);
}
// SNAC 1,1E: Set status
icq_packet packet;
{
DWORD dwDirectCookie = rand() ^ (rand() << 16);
// Get status
WORD wStatus = MirandaStatusToIcq(m_iDesiredStatus);
// Get status note & mood
char *szStatusNote = PrepareStatusNote(m_iDesiredStatus);
BYTE bXStatus = getContactXStatus(NULL);
char szMoodData[32];
// prepare mood id
if (m_bMoodsEnabled && bXStatus && moodXStatus[bXStatus - 1] != -1)
mir_snprintf(szMoodData, "icqmood%d", moodXStatus[bXStatus - 1]);
else
szMoodData[0] = '\0';
//! Tricky code, this ensures that the status note will be saved to the directory
SetStatusNote(szStatusNote, m_bGatewayMode ? 5000 : 2500, TRUE);
size_t wStatusNoteLen = mir_strlen(szStatusNote);
size_t wStatusMoodLen = mir_strlen(szMoodData);
size_t wSessionDataLen = (wStatusNoteLen ? wStatusNoteLen + 4 : 0) + 4 + wStatusMoodLen + 4;
serverPacketInit(&packet, 71 + (wSessionDataLen ? wSessionDataLen + 4 : 0));
packFNACHeader(&packet, ICQ_SERVICE_FAMILY, ICQ_CLIENT_SET_STATUS);
packDWord(&packet, 0x00060004); // TLV 6: Status mode and security flags
packWord(&packet, GetMyStatusFlags()); // Status flags
packWord(&packet, wStatus); // Status
packTLVWord(&packet, 0x0008, 0x0A06); // TLV 8: Independent Status Messages
packDWord(&packet, 0x000c0025); // TLV C: Direct connection info
packDWord(&packet, getDword("RealIP", 0));
packDWord(&packet, nPort);
packByte(&packet, DC_TYPE); // TCP/FLAG firewall settings
packWord(&packet, ICQ_VERSION);
packDWord(&packet, dwDirectCookie); // DC Cookie
packDWord(&packet, WEBFRONTPORT); // Web front port
packDWord(&packet, CLIENTFEATURES); // Client features
packDWord(&packet, 0x7fffffff); // Abused timestamp
packDWord(&packet, ICQ_PLUG_VERSION); // Abused timestamp
if (ServiceExists("SecureIM/IsContactSecured"))
packDWord(&packet, 0x5AFEC0DE); // SecureIM Abuse
else
packDWord(&packet, 0x00000000); // Timestamp
packWord(&packet, 0x0000); // Unknown
packTLVWord(&packet, 0x001F, 0x0000);
if (wSessionDataLen) { // Pack session data
packWord(&packet, 0x1D); // TLV 1D
packWord(&packet, WORD(wSessionDataLen)); // TLV length
packWord(&packet, 0x02); // Item Type
if (wStatusNoteLen) {
packWord(&packet, 0x400 | WORD(wStatusNoteLen + 4)); // Flags + Item Length
packWord(&packet, WORD(wStatusNoteLen)); // Text Length
packBuffer(&packet, (LPBYTE)szStatusNote, wStatusNoteLen);
packWord(&packet, 0); // Encoding not specified (utf-8 is default)
}
else
packWord(&packet, 0); // Flags + Item Length
packWord(&packet, 0x0E); // Item Type
packWord(&packet, WORD(wStatusMoodLen)); // Flags + Item Length
if (wStatusMoodLen)
packBuffer(&packet, (LPBYTE)szMoodData, wStatusMoodLen); // Mood
// Save current status note & mood
db_set_utf(NULL, m_szModuleName, DBSETTING_STATUS_NOTE, szStatusNote);
setString(DBSETTING_STATUS_MOOD, szMoodData);
}
// Release memory
SAFE_FREE(&szStatusNote);
sendServPacket(&packet);
}
/* SNAC 1,11 */
serverPacketInit(&packet, 14);
packFNACHeader(&packet, ICQ_SERVICE_FAMILY, ICQ_CLIENT_SET_IDLE);
packDWord(&packet, 0x00000000);
sendServPacket(&packet);
m_bIdleAllow = 0;
// Change status
SetCurrentStatus(m_iDesiredStatus);
// Finish Login sequence
serverPacketInit(&packet, 98);
packFNACHeader(&packet, ICQ_SERVICE_FAMILY, ICQ_CLIENT_READY);
packDWord(&packet, 0x00220001); // imitate ICQ 6 behaviour
packDWord(&packet, 0x0110164f);
packDWord(&packet, 0x00010004);
packDWord(&packet, 0x0110164f);
packDWord(&packet, 0x00130004);
packDWord(&packet, 0x0110164f);
packDWord(&packet, 0x00020001);
packDWord(&packet, 0x0110164f);
packDWord(&packet, 0x00030001);
packDWord(&packet, 0x0110164f);
packDWord(&packet, 0x00150001);
packDWord(&packet, 0x0110164f);
packDWord(&packet, 0x00040001);
packDWord(&packet, 0x0110164f);
packDWord(&packet, 0x00060001);
packDWord(&packet, 0x0110164f);
packDWord(&packet, 0x00090001);
packDWord(&packet, 0x0110164f);
packDWord(&packet, 0x000A0001);
packDWord(&packet, 0x0110164f);
packDWord(&packet, 0x000B0001);
packDWord(&packet, 0x0110164f);
sendServPacket(&packet);
debugLogA(" *** Yeehah, login sequence complete");
// login sequence is complete enter logged-in mode
info->bLoggedIn = true;
m_bConnectionLost = false;
// enable auto info-update routine
icq_EnableUserLookup(true);
if (!info->isMigrating) {
// Get Offline Messages Reqeust
cookie_offline_messages *ack = (cookie_offline_messages*)SAFE_MALLOC(sizeof(cookie_offline_messages));
if (ack) {
DWORD dwCookie = AllocateCookie(CKT_OFFLINEMESSAGE, ICQ_MSG_CLI_REQ_OFFLINE, 0, ack);
serverPacketInit(&packet, 10);
packFNACHeader(&packet, ICQ_MSG_FAMILY, ICQ_MSG_CLI_REQ_OFFLINE, 0, dwCookie);
sendServPacket(&packet);
}
else icq_LogMessage(LOG_WARNING, LPGEN("Failed to request offline messages. They may be received next time you log in."));
// Update our information from the server
sendOwnerInfoRequest();
// Request info updates on all contacts
icq_RescanInfoUpdate();
// Start sending Keep-Alive packets
StartKeepAlive(info);
if (m_bAvatarsEnabled) { // Send SNAC 1,4 - request avatar family 0x10 connection
icq_requestnewfamily(ICQ_AVATAR_FAMILY, &CIcqProto::StartAvatarThread);
m_avatarsConnectionPending = TRUE;
debugLogA("Requesting Avatar family entry point.");
}
// Set last xstatus
updateServerCustomStatus(TRUE);
}
info->isMigrating = false;
if (m_bAimEnabled) {
char **szAwayMsg = NULL;
mir_cslock l(m_modeMsgsMutex);
szAwayMsg = MirandaStatusToAwayMsg(m_iStatus);
if (szAwayMsg)
icq_sendSetAimAwayMsgServ(*szAwayMsg);
}
}
// CLI_SETUSERINFO
void CIcqProto::setUserInfo()
{
icq_packet packet;
size_t wAdditionalData = 0;
BYTE bXStatus = getContactXStatus(NULL);
if (m_bAimEnabled)
wAdditionalData += 16;
#ifdef DBG_CAPMTN
wAdditionalData += 16;
#endif
wAdditionalData += 16; // unicode
#ifdef DBG_NEWCAPS
wAdditionalData += 16;
#endif
#ifdef DBG_CAPXTRAZ
wAdditionalData += 16;
#endif
#ifdef DBG_OSCARFT
wAdditionalData += 16;
#endif
if (m_bAvatarsEnabled)
wAdditionalData += 16;
if (m_bXStatusEnabled && bXStatus != 0)
wAdditionalData += 16;
#ifdef DBG_CAPHTML
wAdditionalData += 16;
#endif
#ifdef DBG_AIMCONTACTSEND
wAdditionalData += 16;
#endif
wAdditionalData += CustomCapList.getCount() * 16;
//MIM/PackName
bool bHasPackName = false;
DBVARIANT dbv;
if (!db_get_s(NULL, "ICQCaps", "PackName", &dbv)) {
//MIM/PackName
bHasPackName = true;
wAdditionalData += 16;
}
serverPacketInit(&packet, 62 + wAdditionalData);
packFNACHeader(&packet, ICQ_LOCATION_FAMILY, ICQ_LOCATION_SET_USER_INFO);
/* TLV(5): capability data */
packWord(&packet, 0x0005);
packWord(&packet, WORD(48 + wAdditionalData));
#ifdef DBG_CAPMTN
packDWord(&packet, 0x563FC809); // CAP_TYPING
packDWord(&packet, 0x0B6F41BD);
packDWord(&packet, 0x9F794226);
packDWord(&packet, 0x09DFA2F3);
#endif
packShortCapability(&packet, 0x1349); // AIM_CAPS_ICQSERVERRELAY
// Broadcasts the capability to receive UTF8 encoded messages
packShortCapability(&packet, 0x134E); // CAP_UTF8MSGS
#ifdef DBG_NEWCAPS
// Tells server we understand to new format of caps
packShortCapability(&packet, 0x0000); // CAP_SHORTCAPS
#endif
#ifdef DBG_CAPXTRAZ
packDWord(&packet, 0x1a093c6c); // CAP_XTRAZ
packDWord(&packet, 0xd7fd4ec5); // Broadcasts the capability to handle
packDWord(&packet, 0x9d51a647); // Xtraz
packDWord(&packet, 0x4e34f5a0);
#endif
if (m_bAvatarsEnabled)
packShortCapability(&packet, 0x134C); // CAP_DEVILS
#ifdef DBG_OSCARFT
// Broadcasts the capability to receive Oscar File Transfers
packShortCapability(&packet, 0x1343); // CAP_AIM_FILE
#endif
// Tells the server we can speak to AIM
if (m_bAimEnabled)
packShortCapability(&packet, 0x134D); // CAP_AIM_COMPATIBLE
#ifdef DBG_AIMCONTACTSEND
packShortCapability(&packet, 0x134B); // CAP_SENDBUDDYLIST
#endif
if (m_bXStatusEnabled && bXStatus != 0)
packBuffer(&packet, capXStatus[bXStatus - 1], BINARY_CAP_SIZE);
packShortCapability(&packet, 0x1344); // CAP_ICQDIRECT
#ifdef DBG_CAPHTML
packShortCapability(&packet, 0x0002); // CAP_HTMLMSGS
#endif
packDWord(&packet, 0x4D697261); // Miranda Signature
packDWord(&packet, 0x6E64614E);
WORD v[4];
CallService(MS_SYSTEM_GETFILEVERSION, 0, (LPARAM)v);
packWord(&packet, v[0]);
packWord(&packet, v[1]);
packWord(&packet, v[2]);
packWord(&packet, v[3]);
//MIM/PackName
if (bHasPackName) {
packBuffer(&packet, (BYTE*)dbv.pszVal, 0x10);
db_free(&dbv);
}
if (CustomCapList.getCount())
for (int i = 0; i < CustomCapList.getCount(); i++)
packBuffer(&packet, (PBYTE)CustomCapList[i].caps, 0x10);
sendServPacket(&packet);
}
static void file_sendNextFile(CIcqProto* ppro, directconnect* dc)
{
icq_packet packet;
struct _stati64 statbuf;
char szThisSubDir[MAX_PATH];
if (dc->ft->iCurrentFile >= (int)dc->ft->dwFileCount)
{
ppro->BroadcastAck(dc->ft->hContact, ACKTYPE_FILE, ACKRESULT_SUCCESS, dc->ft, 0);
ppro->CloseDirectConnection(dc);
dc->ft->hConnection = NULL;
return;
}
dc->ft->szThisFile = dc->ft->pszFiles[dc->ft->iCurrentFile];
if (FileStatUtf(dc->ft->szThisFile, &statbuf))
{
ppro->icq_LogMessage(LOG_ERROR, LPGEN("Your file transfer has been aborted because one of the files that you selected to send is no longer readable from the disk. You may have deleted or moved it."));
ppro->CloseDirectConnection(dc);
dc->ft->hConnection = NULL;
return;
}
char *pszThisFileName = FindFilePathContainer((LPCSTR*)dc->ft->pszFiles, dc->ft->iCurrentFile, szThisSubDir);
if (statbuf.st_mode&_S_IFDIR)
{
dc->ft->currentIsDir = 1;
}
else
{
dc->ft->currentIsDir = 0;
dc->ft->fileId = OpenFileUtf(dc->ft->szThisFile, _O_BINARY | _O_RDONLY, _S_IREAD);
if (dc->ft->fileId == -1)
{
ppro->icq_LogMessage(LOG_ERROR, LPGEN("Your file transfer has been aborted because one of the files that you selected to send is no longer readable from the disk. You may have deleted or moved it."));
ppro->CloseDirectConnection(dc);
dc->ft->hConnection = NULL;
return;
}
}
dc->ft->dwThisFileSize = statbuf.st_size;
dc->ft->dwThisFileDate = statbuf.st_mtime;
dc->ft->dwFileBytesDone = 0;
char *szThisFileNameAnsi = NULL, *szThisSubDirAnsi = NULL;
if (!utf8_decode(pszThisFileName, &szThisFileNameAnsi))
szThisFileNameAnsi = NULL;
if (!utf8_decode(szThisSubDir, &szThisSubDirAnsi))
szThisSubDirAnsi = NULL;
WORD wThisFileNameLen = strlennull(szThisFileNameAnsi);
WORD wThisSubDirLen = strlennull(szThisSubDirAnsi);
directPacketInit(&packet, (WORD)(20 + wThisFileNameLen + wThisSubDirLen));
packByte(&packet, PEER_FILE_NEXTFILE); /* Ident */
packByte(&packet, (BYTE)((statbuf.st_mode & _S_IFDIR) != 0)); // Is subdir
packLEWord(&packet, (WORD)(wThisFileNameLen + 1));
packBuffer(&packet, (LPBYTE)szThisFileNameAnsi, (WORD)(wThisFileNameLen + 1));
packLEWord(&packet, (WORD)(wThisSubDirLen + 1));
packBuffer(&packet, (LPBYTE)szThisSubDirAnsi, (WORD)(wThisSubDirLen + 1));
packLEDWord(&packet, dc->ft->dwThisFileSize);
packLEDWord(&packet, statbuf.st_mtime);
packLEDWord(&packet, dc->ft->dwTransferSpeed);
SAFE_FREE(&szThisFileNameAnsi);
SAFE_FREE(&szThisSubDirAnsi);
ppro->sendDirectPacket(dc, &packet);
ppro->BroadcastAck(dc->ft->hContact, ACKTYPE_FILE, ACKRESULT_NEXTFILE, dc->ft, 0);
}
