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/*
Jabber Protocol Plugin for Miranda NG
Copyright (c) 2002-04 Santithorn Bunchua
Copyright (c) 2005-12 George Hazan
Copyright (c) 2007 Maxim Mluhov
Copyright (C) 2012-23 Miranda NG team
This program 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 2
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, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include "stdafx.h"
#include "jabber_iq.h"
#include "jabber_ibb.h"
#include "jabber_caps.h"
#define JABBER_IBB_BLOCK_SIZE 2048
void JabberIbbFreeJibb(JABBER_IBB_TRANSFER *jibb)
{
if (jibb) {
filetransfer* pft = jibb->ft;
if (pft)
pft->jibb = nullptr;
mir_free(jibb->srcJID);
mir_free(jibb->dstJID);
mir_free(jibb->sid);
mir_free(jibb);
}
}
bool CJabberProto::OnFtHandleIbbIq(const TiXmlElement *iqNode, CJabberIqInfo *pInfo)
{
if (!mir_strcmp(pInfo->GetChildNodeName(), "open"))
FtHandleIbbRequest(iqNode, true);
else if (!mir_strcmp(pInfo->GetChildNodeName(), "close"))
FtHandleIbbRequest(iqNode, false);
else if (!mir_strcmp(pInfo->GetChildNodeName(), "data")) {
bool bOk = false;
const char *sid = XmlGetAttr(pInfo->GetChildNode(), "sid");
const char *seq = XmlGetAttr(pInfo->GetChildNode(), "seq");
if (sid && seq && pInfo->GetChildNode()->GetText())
bOk = OnIbbRecvdData(pInfo->GetChildNode()->GetText(), sid, seq);
if (bOk)
m_ThreadInfo->send(XmlNodeIq("result", pInfo));
else
m_ThreadInfo->send(
XmlNodeIq("error", pInfo)
<< XCHILD("error") << XATTRI("code", 404) << XATTR("type", "cancel")
<< XCHILDNS("item-not-found", "urn:ietf:params:xml:ns:xmpp-stanzas"));
}
return true;
}
void CJabberProto::OnIbbInitiateResult(const TiXmlElement*, CJabberIqInfo *pInfo)
{
JABBER_IBB_TRANSFER *jibb = (JABBER_IBB_TRANSFER *)pInfo->GetUserData();
if (pInfo->GetIqType() == JABBER_IQ_TYPE_RESULT)
jibb->bStreamInitialized = true;
if (jibb->hEvent)
SetEvent(jibb->hEvent);
}
void CJabberProto::OnIbbCloseResult(const TiXmlElement*, CJabberIqInfo *pInfo)
{
JABBER_IBB_TRANSFER *jibb = (JABBER_IBB_TRANSFER *)pInfo->GetUserData();
if (pInfo->GetIqType() == JABBER_IQ_TYPE_RESULT)
jibb->bStreamClosed = true;
if (jibb->hEvent)
SetEvent(jibb->hEvent);
}
void CJabberProto::IbbSendThread(JABBER_IBB_TRANSFER *jibb)
{
debugLogA("Thread started: type=ibb_send");
Thread_SetName("Jabber: IbbSendThread");
jibb->hEvent = CreateEvent(nullptr, FALSE, FALSE, nullptr);
jibb->bStreamInitialized = false;
jibb->bStreamClosed = false;
jibb->state = JIBB_SENDING;
m_ThreadInfo->send(
XmlNodeIq(AddIQ(&CJabberProto::OnIbbInitiateResult, JABBER_IQ_TYPE_SET, jibb->dstJID, jibb))
<< XCHILDNS("open", JABBER_FEAT_IBB) << XATTR("sid", jibb->sid) << XATTRI("block-size", JABBER_IBB_BLOCK_SIZE)
<< XATTR("stanza", "message"));
WaitForSingleObject(jibb->hEvent, INFINITE);
CloseHandle(jibb->hEvent);
jibb->hEvent = nullptr;
if (jibb->bStreamInitialized) {
jibb->wPacketId = 0;
BOOL bSent = (this->*jibb->pfnSend)(JABBER_IBB_BLOCK_SIZE, jibb->ft);
if (!jibb->bStreamClosed) {
jibb->hEvent = CreateEvent(nullptr, FALSE, FALSE, nullptr);
m_ThreadInfo->send(
XmlNodeIq(AddIQ(&CJabberProto::OnIbbCloseResult, JABBER_IQ_TYPE_SET, jibb->dstJID, jibb))
<< XCHILDNS("close", JABBER_FEAT_IBB) << XATTR("sid", jibb->sid));
WaitForSingleObject(jibb->hEvent, INFINITE);
CloseHandle(jibb->hEvent);
jibb->hEvent = nullptr;
if (jibb->bStreamClosed && bSent)
jibb->state = JIBB_DONE;
}
else jibb->state = JIBB_ERROR;
}
(this->*jibb->pfnFinal)(jibb->state == JIBB_DONE, jibb->ft);
jibb->ft = nullptr;
JabberIbbFreeJibb(jibb);
}
void __cdecl CJabberProto::IbbReceiveThread(JABBER_IBB_TRANSFER *jibb)
{
debugLogA("Thread started: type=ibb_recv");
Thread_SetName("Jabber: IbbReceiveThread");
filetransfer *ft = jibb->ft;
jibb->hEvent = CreateEvent(nullptr, FALSE, FALSE, nullptr);
jibb->bStreamClosed = false;
jibb->wPacketId = 0;
jibb->dwTransferredSize = 0;
jibb->state = JIBB_RECVING;
WaitForSingleObject(jibb->hEvent, INFINITE);
CloseHandle(jibb->hEvent);
jibb->hEvent = nullptr;
if (jibb->state == JIBB_ERROR)
m_ThreadInfo->send(XmlNodeIq("set", SerialNext(), jibb->dstJID) << XCHILDNS("close", JABBER_FEAT_IBB) << XATTR("sid", jibb->sid));
if (jibb->bStreamClosed && jibb->dwTransferredSize == ft->dwExpectedRecvFileSize)
jibb->state = JIBB_DONE;
(this->*jibb->pfnFinal)(jibb->state == JIBB_DONE, jibb->ft);
jibb->ft = nullptr;
ListRemove(LIST_FTRECV, jibb->sid);
JabberIbbFreeJibb(jibb);
}
bool CJabberProto::OnIbbRecvdData(const char *data, const char *sid, const char *seq)
{
JABBER_LIST_ITEM *item = ListGetItemPtr(LIST_FTRECV, sid);
if (item == nullptr)
return false;
uint16_t wSeq = (uint16_t)atoi(seq);
if (wSeq != item->jibb->wPacketId) {
if (item->jibb->hEvent)
SetEvent(item->jibb->hEvent);
return false;
}
item->jibb->wPacketId++;
size_t length;
ptrA decodedData((char*)mir_base64_decode(data, &length));
if (decodedData == nullptr)
return false;
(this->*item->jibb->pfnRecv)(nullptr, item->ft, decodedData, (int)length);
item->jibb->dwTransferredSize += (uint32_t)length;
return true;
}
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