src/ExternalConn.cpp

   1 //
   2 // This file is part of the aMule Project.
   3 //
   4 // Copyright (c) 2003-2008 Kry ( elkry@sourceforge.net / http://www.amule.org )
   5 // Copyright (c) 2003-2008 aMule Team ( admin@amule.org / http://www.amule.org )
   6 // Copyright (c) 2008 Froenchenko Leonid (lfroen@gmail.com)
   7 //
   8 // Any parts of this program derived from the xMule, lMule or eMule project,
   9 // or contributed by third-party developers are copyrighted by their
  10 // respective authors.
  11 //
  12 // This program is free software; you can redistribute it and/or modify
  13 // it under the terms of the GNU General Public License as published by
  14 // the Free Software Foundation; either version 2 of the License, or
  15 // (at your option) any later version.
  16 //
  17 // This program is distributed in the hope that it will be useful,
  18 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  19 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20 // GNU General Public License for more details.
  21 //
  22 // You should have received a copy of the GNU General Public License
  23 // along with this program; if not, write to the Free Software
  24 // Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301, USA
  25 //
  26
  27 #ifdef HAVE_CONFIG_H
  28         #include "config.h"             // Needed for VERSION
  29 #endif
  30
  31 #include <ec/cpp/ECMuleSocket.h>                // Needed for CECSocket
  32
  33 #include <common/Format.h>              // Needed for CFormat
  34
  35 #include <common/ClientVersion.h>
  36 #include <common/MD5Sum.h>
  37
  38 #include "ExternalConn.h"       // Interface declarations
  39 #include "updownclient.h"       // Needed for CUpDownClient
  40 #include "Server.h"             // Needed for CServer
  41 #include "ServerList.h"         // Needed for CServerList
  42 #include "PartFile.h"           // Needed for CPartFile
  43 #include "ServerConnect.h"      // Needed for CServerConnect
  44 #include "UploadQueue.h"        // Needed for CUploadQueue
  45 #include "amule.h"              // Needed for theApp
  46 #include "SearchList.h"         // Needed for GetSearchResults
  47 #include "IPFilter.h"           // Needed for CIPFilter
  48 #include "ClientList.h"
  49 #include "Preferences.h"        // Needed for CPreferences
  50 #include "Logger.h"
  51 #include "GuiEvents.h"          // Needed for Notify_* macros
  52 #include "Statistics.h"         // Needed for theStats
  53 #include "KnownFileList.h"      // Needed for CKnownFileList
  54 #include "RandomFunctions.h"
  55 #include "kademlia/kademlia/Kademlia.h"
  56 #include "kademlia/kademlia/UDPFirewallTester.h"
  57
  58
  59 //-------------------- File_Encoder --------------------
  60
  61
  62 /*
  63  * Encode 'obtained parts' info to be sent to remote gui
  64  */
  65 class CKnownFile_Encoder {
  66         // number of sources for each part for progress bar colouring
  67         RLE_Data m_enc_data;
  68 protected:
  69         const CKnownFile *m_file;
  70 public:
  71         CKnownFile_Encoder(const CKnownFile *file = 0) { m_file = file; }
  72
  73         virtual ~CKnownFile_Encoder() {}
  74
  75         virtual void Encode(CECTag *parent_tag);
  76
  77         virtual void ResetEncoder()
  78         {
  79                 m_enc_data.ResetEncoder();
  80         }
  81
  82         virtual void SetShared() { }
  83         virtual bool IsShared() { return true; }
  84         virtual bool IsDownload() { return m_file->IsPartFile(); }
  85         const CKnownFile * GetFile() { return m_file; }
  86 };
  87
  88 /*!
  89  * PartStatus strings and gap lists are quite long - RLE encoding will help.
  90  *
  91  * Instead of sending each time full part-status string, send
  92  * RLE encoded difference from previous one.
  93  *
  94  * PartFileEncoderData class is used for decode only,
  95  * while CPartFile_Encoder is used for encode only.
  96  */
  97 class CPartFile_Encoder : public CKnownFile_Encoder {
  98         // blocks requested for download
  99         RLE_Data m_req_status;
 100         // gap list
 101         RLE_Data m_gap_status;
 102         // source names
 103         SourcenameItemMap m_sourcenameItemMap;
 104         // counter for unique source name ids
 105         int m_sourcenameID;
 106         // not all part files are shared (only when at least one part is complete)
 107         bool m_shared;
 108
 109         // cast inherited member to CPartFile
 110         CPartFile * m_PartFile() { wxASSERT(m_file->IsCPartFile()); return (CPartFile *)m_file; }
 111 public:
 112         // encoder side
 113         CPartFile_Encoder(const CPartFile *file = 0) : CKnownFile_Encoder(file)
 114         {
 115                 m_sourcenameID = 0;
 116                 m_shared = false;
 117         }
 118
 119         virtual ~CPartFile_Encoder() {}
 120
 121         // encode - take data from m_file
 122         virtual void Encode(CECTag *parent_tag);
 123
 124         // Encoder may reset history if full info requested
 125         virtual void ResetEncoder();
 126
 127         virtual void SetShared() { m_shared = true; }
 128         virtual bool IsShared() { return m_shared; }
 129         virtual bool IsDownload() { return true; }
 130 };
 131
 132 class CFileEncoderMap : public std::map<uint32, CKnownFile_Encoder*> {
 133         typedef std::set<uint32> IDSet;
 134 public:
 135         ~CFileEncoderMap();
 136         void UpdateEncoders();
 137 };
 138
 139 CFileEncoderMap::~CFileEncoderMap()
 140 {
 141         // DeleteContents() causes infinite recursion here!
 142         for (iterator it = begin(); it != end(); it++) {
 143                 delete it->second;
 144         }
 145 }
 146
 147 // Check if encoder contains files that are no longer used
 148 // or if we have new files without encoder yet.
 149 void CFileEncoderMap::UpdateEncoders()
 150 {
 151         IDSet curr_files, dead_files;
 152         // Downloads
 153         std::vector<CPartFile*> downloads;
 154         theApp->downloadqueue->CopyFileList(downloads);
 155         for (uint32 i = downloads.size(); i--;) {
 156                 uint32 id = downloads[i]->ECID();
 157                 curr_files.insert(id);
 158                 if (!count(id)) {
 159                         (*this)[id] = new CPartFile_Encoder(downloads[i]);
 160                 }
 161         }
 162         // Shares
 163         std::vector<CKnownFile*> shares;
 164         theApp->sharedfiles->CopyFileList(shares);
 165         for (uint32 i = shares.size(); i--;) {
 166                 uint32 id = shares[i]->ECID();
 167                 if (shares[i]->IsPartFile()) {  // we already have it
 168                         (*this)[id]->SetShared();
 169                         continue;
 170                 }
 171                 curr_files.insert(id);
 172                 if (!count(id)) {
 173                         (*this)[id] = new CKnownFile_Encoder(shares[i]);
 174                 }
 175         }
 176         // Check for removed files, and store them in a set for deletion.
 177         // (std::map documentation is unclear if a construct like
 178         //              iterator to_del = it++; erase(to_del) ;
 179         // works or invalidates it too.)
 180         for (iterator it = begin(); it != end(); it++) {
 181                 if (!curr_files.count(it->first)) {
 182                         dead_files.insert(it->first);
 183                 }
 184         }
 185         // then delete them
 186         for (IDSet::iterator it = dead_files.begin(); it != dead_files.end(); it++) {
 187                 iterator it2 = find(*it);
 188                 delete it2->second;
 189                 erase(it2);
 190         }
 191 }
 192
 193
 194 //-------------------- CECServerSocket --------------------
 195
 196 class CECServerSocket : public CECMuleSocket
 197 {
 198 public:
 199         CECServerSocket(ECNotifier *notifier);
 200         virtual ~CECServerSocket();
 201
 202         virtual const CECPacket *OnPacketReceived(const CECPacket *packet, uint32 trueSize);
 203         virtual void OnLost();
 204
 205         virtual void WriteDoneAndQueueEmpty();
 206 private:
 207         ECNotifier *m_ec_notifier;
 208
 209         const CECPacket *Authenticate(const CECPacket *);
 210
 211         enum {
 212                 CONN_INIT,
 213                 CONN_SALT_SENT,
 214                 CONN_ESTABLISHED,
 215                 CONN_FAILED
 216         } m_conn_state;
 217
 218         uint64_t m_passwd_salt;
 219         CLoggerAccess m_LoggerAccess;
 220         CFileEncoderMap m_FileEncoder;
 221         CObjTagMap              m_obj_tagmap;
 222         CECPacket *ProcessRequest2(const CECPacket *request);
 223
 224         virtual bool IsAuthorized() { return m_conn_state == CONN_ESTABLISHED; }
 225 };
 226
 227
 228 CECServerSocket::CECServerSocket(ECNotifier *notifier)
 229 :
 230 CECMuleSocket(true),
 231 m_conn_state(CONN_INIT),
 232 m_passwd_salt(GetRandomUint64())
 233 {
 234         wxASSERT(theApp->ECServerHandler);
 235         theApp->ECServerHandler->AddSocket(this);
 236         m_ec_notifier = notifier;
 237 }
 238
 239
 240 CECServerSocket::~CECServerSocket()
 241 {
 242         wxASSERT(theApp->ECServerHandler);
 243         theApp->ECServerHandler->RemoveSocket(this);
 244 }
 245
 246
 247 const CECPacket *CECServerSocket::OnPacketReceived(const CECPacket *packet, uint32 trueSize)
 248 {
 249         packet->DebugPrint(true, trueSize);
 250
 251         const CECPacket *reply = NULL;
 252
 253         if (m_conn_state == CONN_FAILED) {
 254                 // Client didn't close the socket when authentication failed.
 255                 AddLogLineM(false, _("Client sent packet after authentication failed."));
 256                 CloseSocket();
 257         }
 258
 259         if (m_conn_state != CONN_ESTABLISHED) {
 260                 // This is called twice:
 261                 // 1) send salt
 262                 // 2) verify password
 263                 reply = Authenticate(packet);
 264         } else {
 265                 reply = ProcessRequest2(packet);
 266         }
 267         return reply;
 268 }
 269
 270
 271 void CECServerSocket::OnLost()
 272 {
 273         AddLogLineM(false,_("External connection closed."));
 274         theApp->ECServerHandler->m_ec_notifier->Remove_EC_Client(this);
 275         DestroySocket();
 276 }
 277
 278 void CECServerSocket::WriteDoneAndQueueEmpty()
 279 {
 280         if ( HaveNotificationSupport() && (m_conn_state == CONN_ESTABLISHED) ) {
 281                 CECPacket *packet = m_ec_notifier->GetNextPacket(this);
 282                 if ( packet ) {
 283                         SendPacket(packet);
 284                 }
 285         } else {
 286                 //printf("[EC] %p: WriteDoneAndQueueEmpty but notification disabled\n", this);
 287         }
 288 }
 289
 290 //-------------------- ExternalConn --------------------
 291
 292 enum
 293 {       // id for sockets
 294         SERVER_ID = 1000
 295 };
 296
 297
 298 BEGIN_EVENT_TABLE(ExternalConn, wxEvtHandler)
 299         EVT_SOCKET(SERVER_ID, ExternalConn::OnServerEvent)
 300 END_EVENT_TABLE()
 301
 302
 303 ExternalConn::ExternalConn(amuleIPV4Address addr, wxString *msg)
 304 {
 305         wxString msgLocal;
 306         m_ECServer = NULL;
 307         // Are we allowed to accept External Connections?
 308         if ( thePrefs::AcceptExternalConnections() ) {
 309                 // We must have a valid password, otherwise we will not allow EC connections
 310                 if (thePrefs::ECPassword().IsEmpty()) {
 311                         *msg += wxT("External connections disabled due to empty password!\n");
 312                         AddLogLineM(true, _("External connections disabled due to empty password!"));
 313                         return;
 314                 }
 315
 316                 // Create the socket
 317                 m_ECServer = new wxSocketServer(addr, wxSOCKET_REUSEADDR);
 318                 m_ECServer->SetEventHandler(*this, SERVER_ID);
 319                 m_ECServer->SetNotify(wxSOCKET_CONNECTION_FLAG);
 320                 m_ECServer->Notify(true);
 321
 322                 int port = addr.Service();
 323                 wxString ip = addr.IPAddress();
 324                 if (m_ECServer->Ok()) {
 325                         msgLocal = wxT("*** TCP socket (ECServer) listening on ") + ip +
 326                                 wxString::Format(wxT(":%d"), port);
 327                         *msg += msgLocal + wxT("\n");
 328                         AddLogLineM(false, msgLocal);
 329                 } else {
 330                         msgLocal = wxT("Could not listen for external connections at ") + ip +
 331                                 wxString::Format(wxT(":%d!"), port);
 332                         *msg += msgLocal + wxT("\n");
 333                         AddLogLineM(false, msgLocal);
 334                 }
 335         } else {
 336                 *msg += wxT("External connections disabled in config file\n");
 337                 AddLogLineM(false,_("External connections disabled in config file"));
 338         }
 339         m_ec_notifier = new ECNotifier();
 340 }
 341
 342
 343 ExternalConn::~ExternalConn()
 344 {
 345         KillAllSockets();
 346         delete m_ECServer;
 347         delete m_ec_notifier;
 348 }
 349
 350
 351 void ExternalConn::AddSocket(CECServerSocket *s)
 352 {
 353         wxASSERT(s);
 354         socket_list.insert(s);
 355 }
 356
 357
 358 void ExternalConn::RemoveSocket(CECServerSocket *s)
 359 {
 360         wxASSERT(s);
 361         socket_list.erase(s);
 362 }
 363
 364
 365 void ExternalConn::KillAllSockets()
 366 {
 367         AddDebugLogLineM(false, logGeneral,
 368                 CFormat(wxT("ExternalConn::KillAllSockets(): %d sockets to destroy.")) %
 369                         socket_list.size());
 370         SocketSet::iterator it = socket_list.begin();
 371         while (it != socket_list.end()) {
 372                 CECServerSocket *s = *(it++);
 373                 s->Close();
 374                 s->Destroy();
 375         }
 376 }
 377
 378
 379 void ExternalConn::OnServerEvent(wxSocketEvent& WXUNUSED(event))
 380 {
 381         CECServerSocket *sock = new CECServerSocket(m_ec_notifier);
 382         // Accept new connection if there is one in the pending
 383         // connections queue, else exit. We use Accept(FALSE) for
 384         // non-blocking accept (although if we got here, there
 385         // should ALWAYS be a pending connection).
 386         if ( m_ECServer->AcceptWith(*sock, false) ) {
 387                 AddLogLineM(false, _("New external connection accepted"));
 388         } else {
 389                 delete sock;
 390                 AddLogLineM(false, _("ERROR: couldn't accept a new external connection"));
 391         }
 392
 393 }
 394
 395 //
 396 // Authentication
 397 //
 398 const CECPacket *CECServerSocket::Authenticate(const CECPacket *request)
 399 {
 400         CECPacket *response;
 401
 402         if (request == NULL) {
 403                 return new CECPacket(EC_OP_AUTH_FAIL);
 404         }
 405
 406         // Password must be specified if we are to allow remote connections
 407         if ( thePrefs::ECPassword().IsEmpty() ) {
 408                 AddLogLineM(true, _("External connection refused due to empty password in preferences!"));
 409
 410                 return new CECPacket(EC_OP_AUTH_FAIL);
 411         }
 412
 413         if ((m_conn_state == CONN_INIT) && (request->GetOpCode() == EC_OP_AUTH_REQ) ) {
 414                 const CECTag *clientName = request->GetTagByName(EC_TAG_CLIENT_NAME);
 415                 const CECTag *clientVersion = request->GetTagByName(EC_TAG_CLIENT_VERSION);
 416
 417                 AddLogLineM(false, CFormat( _("Connecting client: %s %s") )
 418                         % ( clientName ? clientName->GetStringData() : wxString(_("Unknown")) )
 419                         % ( clientVersion ? clientVersion->GetStringData() : wxString(_("Unknown version")) ) );
 420                 const CECTag *protocol = request->GetTagByName(EC_TAG_PROTOCOL_VERSION);
 421 #ifdef EC_VERSION_ID
 422                 // For SVN versions, both client and server must use SVNDATE, and they must be the same
 423                 CMD4Hash vhash;
 424                 if (!vhash.Decode(wxT(EC_VERSION_ID))) {
 425                         response = new CECPacket(EC_OP_AUTH_FAIL);
 426                         response->AddTag(CECTag(EC_TAG_STRING, wxT("Fatal error, version hash is not a valid MD4-hash.")));
 427                 } else if (!request->GetTagByName(EC_TAG_VERSION_ID) || request->GetTagByNameSafe(EC_TAG_VERSION_ID)->GetMD4Data() != vhash) {
 428                         response = new CECPacket(EC_OP_AUTH_FAIL);
 429                         response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("Incorrect EC version ID, there might be binary incompatibility. Use core and remote from same snapshot.")));
 430 #else
 431                 // For release versions, we don't want to allow connections from any arbitrary SVN client.
 432                 if (request->GetTagByName(EC_TAG_VERSION_ID)) {
 433                         response = new CECPacket(EC_OP_AUTH_FAIL);
 434                         response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("You cannot connect to a release version from an arbitrary SVN version! *sigh* possible crash prevented")));
 435 #endif
 436                 } else if (protocol != NULL) {
 437                         uint16 proto_version = protocol->GetInt();
 438                         if (proto_version == EC_CURRENT_PROTOCOL_VERSION) {
 439                                 response = new CECPacket(EC_OP_AUTH_SALT);
 440                                 response->AddTag(CECTag(EC_TAG_PASSWD_SALT, m_passwd_salt));
 441                                 m_conn_state = CONN_SALT_SENT;
 442                                 //
 443                                 // So far ok, check capabilities of client
 444                                 //
 445                                 bool canZLIB = false, canUTF8numbers = false;
 446                                 if (request->GetTagByName(EC_TAG_CAN_ZLIB)) {
 447                                         canZLIB = true;
 448                                         m_my_flags |= EC_FLAG_ZLIB;
 449                                 }
 450                                 if (request->GetTagByName(EC_TAG_CAN_UTF8_NUMBERS)) {
 451                                         canUTF8numbers = true;
 452                                         m_my_flags |= EC_FLAG_UTF8_NUMBERS;
 453                                 }
 454                                 m_haveNotificationSupport = request->GetTagByName(EC_TAG_CAN_NOTIFY) != NULL;
 455                                 AddDebugLogLineN(logEC, CFormat(wxT("Client capabilities: ZLIB: %s  UTF8 numbers: %s  Push notification: %s") )
 456                                         % (canZLIB ? wxT("yes") : wxT("no"))
 457                                         % (canUTF8numbers ? wxT("yes") : wxT("no"))
 458                                         % (m_haveNotificationSupport ? wxT("yes") : wxT("no")));
 459                         } else {
 460                                 response = new CECPacket(EC_OP_AUTH_FAIL);
 461                                 response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("Invalid protocol version.") + wxString::Format(wxT("( %i != %i )"),proto_version,EC_CURRENT_PROTOCOL_VERSION)));
 462                         }
 463                 } else {
 464                         response = new CECPacket(EC_OP_AUTH_FAIL);
 465                         response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("Missing protocol version tag.")));
 466                 }
 467         } else if ((m_conn_state == CONN_SALT_SENT) && (request->GetOpCode() == EC_OP_AUTH_PASSWD)) {
 468                 const CECTag *passwd = request->GetTagByName(EC_TAG_PASSWD_HASH);
 469                 CMD4Hash passh;
 470
 471                 if (!passh.Decode(thePrefs::ECPassword())) {
 472                         wxString err = wxTRANSLATE("Authentication failed: invalid hash specified as EC password.");
 473                         AddLogLineM(false, wxString(wxGetTranslation(err)) + wxT(" ") + thePrefs::ECPassword());
 474                         response = new CECPacket(EC_OP_AUTH_FAIL);
 475                         response->AddTag(CECTag(EC_TAG_STRING, err));
 476                 } else {
 477                         wxString saltHash = MD5Sum(CFormat(wxT("%lX")) % m_passwd_salt).GetHash();
 478                         wxString saltStr = CFormat(wxT("%lX")) % m_passwd_salt;
 479
 480                         passh.Decode(MD5Sum(thePrefs::ECPassword().Lower() + saltHash).GetHash());
 481
 482                         if (passwd && passwd->GetMD4Data() == passh) {
 483                                 response = new CECPacket(EC_OP_AUTH_OK);
 484                                 response->AddTag(CECTag(EC_TAG_SERVER_VERSION, wxT(VERSION)));
 485                         } else {
 486                                 wxString err;
 487                                 if (passwd) {
 488                                         err = wxTRANSLATE("Authentication failed: wrong password.");
 489                                 } else {
 490                                         err = wxTRANSLATE("Authentication failed: missing password.");
 491                                 }
 492
 493                                 response = new CECPacket(EC_OP_AUTH_FAIL);
 494                                 response->AddTag(CECTag(EC_TAG_STRING, err));
 495                                 AddLogLineM(false, wxGetTranslation(err));
 496                         }
 497                 }
 498         } else {
 499                 response = new CECPacket(EC_OP_AUTH_FAIL);
 500                 response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("Invalid request, please authenticate first.")));
 501         }
 502
 503         if (response->GetOpCode() == EC_OP_AUTH_OK) {
 504                 m_conn_state = CONN_ESTABLISHED;
 505                 AddLogLineM(false, _("Access granted."));
 506                 // Establish notification handler if client supports it
 507                 if (HaveNotificationSupport()) {
 508                         theApp->ECServerHandler->m_ec_notifier->Add_EC_Client(this);
 509                 }
 510         } else if (response->GetOpCode() == EC_OP_AUTH_FAIL) {
 511                 // Log message sent to client
 512                 if (response->GetFirstTagSafe()->IsString()) {
 513                         AddLogLineM(false, CFormat(_("Sent error message \"%s\" to client.")) % wxGetTranslation(response->GetFirstTagSafe()->GetStringData()));
 514                 }
 515                 // Access denied!
 516                 amuleIPV4Address address;
 517                 GetPeer(address);
 518                 AddLogLineM(false, CFormat(_("Unauthorized access attempt from %s. Connection closed.")) % address.IPAddress() );
 519                 m_conn_state = CONN_FAILED;
 520         }
 521
 522         return response;
 523 }
 524
 525 // Make a Logger tag (if there are any logging messages) and add it to the response
 526 static void AddLoggerTag(CECPacket *response, CLoggerAccess &LoggerAccess)
 527 {
 528         if (LoggerAccess.HasString()) {
 529                 CECEmptyTag tag(EC_TAG_STATS_LOGGER_MESSAGE);
 530                 // Tag structure is fix: tag carries nothing, inside are the strings
 531                 // maximum of 200 log lines per message
 532                 int entries = 0;
 533                 wxString line;
 534                 while (entries < 200 && LoggerAccess.GetString(line)) {
 535                         tag.AddTag(CECTag(EC_TAG_STRING, line));
 536                         entries++;
 537                 }
 538                 response->AddTag(tag);
 539                 //printf("send Log tag %d %d\n", FirstEntry, entries);
 540         }
 541 }
 542
 543 static CECPacket *Get_EC_Response_StatRequest(const CECPacket *request, CLoggerAccess &LoggerAccess)
 544 {
 545         CECPacket *response = new CECPacket(EC_OP_STATS);
 546
 547         switch (request->GetDetailLevel()) {
 548                 case EC_DETAIL_FULL:
 549                         response->AddTag(CECTag(EC_TAG_STATS_UP_OVERHEAD, (uint32)theStats::GetUpOverheadRate()));
 550                         response->AddTag(CECTag(EC_TAG_STATS_DOWN_OVERHEAD, (uint32)theStats::GetDownOverheadRate()));
 551                         response->AddTag(CECTag(EC_TAG_STATS_BANNED_COUNT, /*(uint32)*/theStats::GetBannedCount()));
 552                         AddLoggerTag(response, LoggerAccess);
 553                 case EC_DETAIL_WEB:
 554                 case EC_DETAIL_CMD:
 555                         response->AddTag(CECTag(EC_TAG_STATS_UL_SPEED, (uint32)theStats::GetUploadRate()));
 556                         response->AddTag(CECTag(EC_TAG_STATS_DL_SPEED, (uint32)(theStats::GetDownloadRate())));
 557                         response->AddTag(CECTag(EC_TAG_STATS_UL_SPEED_LIMIT, (uint32)(thePrefs::GetMaxUpload()*1024.0)));
 558                         response->AddTag(CECTag(EC_TAG_STATS_DL_SPEED_LIMIT, (uint32)(thePrefs::GetMaxDownload()*1024.0)));
 559                         response->AddTag(CECTag(EC_TAG_STATS_UL_QUEUE_LEN, /*(uint32)*/theStats::GetWaitingUserCount()));
 560                         response->AddTag(CECTag(EC_TAG_STATS_TOTAL_SRC_COUNT, /*(uint32)*/theStats::GetFoundSources()));
 561                         // User/Filecounts
 562                         {
 563                                 uint32 totaluser = 0, totalfile = 0;
 564                                 theApp->serverlist->GetUserFileStatus( totaluser, totalfile );
 565                                 response->AddTag(CECTag(EC_TAG_STATS_ED2K_USERS, totaluser));
 566                                 response->AddTag(CECTag(EC_TAG_STATS_KAD_USERS, Kademlia::CKademlia::GetKademliaUsers()));
 567                                 response->AddTag(CECTag(EC_TAG_STATS_ED2K_FILES, totalfile));
 568                                 response->AddTag(CECTag(EC_TAG_STATS_KAD_FILES, Kademlia::CKademlia::GetKademliaFiles()));
 569                         }
 570                         // Kad stats
 571                         if (Kademlia::CKademlia::IsConnected()) {
 572                                 response->AddTag(CECTag(EC_TAG_STATS_KAD_FIREWALLED_UDP, Kademlia::CUDPFirewallTester::IsFirewalledUDP(true)));
 573                                 response->AddTag(CECTag(EC_TAG_STATS_KAD_INDEXED_SOURCES, Kademlia::CKademlia::GetIndexed()->m_totalIndexSource));
 574                                 response->AddTag(CECTag(EC_TAG_STATS_KAD_INDEXED_KEYWORDS, Kademlia::CKademlia::GetIndexed()->m_totalIndexKeyword));
 575                                 response->AddTag(CECTag(EC_TAG_STATS_KAD_INDEXED_NOTES, Kademlia::CKademlia::GetIndexed()->m_totalIndexNotes));
 576                                 response->AddTag(CECTag(EC_TAG_STATS_KAD_INDEXED_LOAD, Kademlia::CKademlia::GetIndexed()->m_totalIndexLoad));
 577                                 response->AddTag(CECTag(EC_TAG_STATS_KAD_IP_ADRESS, wxUINT32_SWAP_ALWAYS(Kademlia::CKademlia::GetPrefs()->GetIPAddress())));
 578                                 response->AddTag(CECTag(EC_TAG_STATS_BUDDY_STATUS, theApp->clientlist->GetBuddyStatus()));
 579                                 uint32 BuddyIP = 0;
 580                                 uint16 BuddyPort = 0;
 581                                 CUpDownClient * Buddy = theApp->clientlist->GetBuddy();
 582                                 if (Buddy) {
 583                                         BuddyIP = Buddy->GetIP();
 584                                         BuddyPort = Buddy->GetUDPPort();
 585                                 }
 586                                 response->AddTag(CECTag(EC_TAG_STATS_BUDDY_IP, BuddyIP));
 587                                 response->AddTag(CECTag(EC_TAG_STATS_BUDDY_PORT, BuddyPort));
 588                         }
 589                 case EC_DETAIL_UPDATE:
 590                 case EC_DETAIL_INC_UPDATE:
 591                         break;
 592         };
 593
 594         return response;
 595 }
 596
 597 static CECPacket *Get_EC_Response_GetSharedFiles(const CECPacket *request, CFileEncoderMap &encoders)
 598 {
 599         wxASSERT(request->GetOpCode() == EC_OP_GET_SHARED_FILES);
 600
 601         CECPacket *response = new CECPacket(EC_OP_SHARED_FILES);
 602
 603         EC_DETAIL_LEVEL detail_level = request->GetDetailLevel();
 604         //
 605         // request can contain list of queried items
 606         CTagSet<uint32, EC_TAG_KNOWNFILE> queryitems(request);
 607
 608         encoders.UpdateEncoders();
 609
 610         for (uint32 i = 0; i < theApp->sharedfiles->GetFileCount(); ++i) {
 611                 CKnownFile *cur_file = (CKnownFile *)theApp->sharedfiles->GetFileByIndex(i);
 612
 613                 if ( !cur_file || (!queryitems.empty() && !queryitems.count(cur_file->ECID())) ) {
 614                         continue;
 615                 }
 616
 617                 CEC_SharedFile_Tag filetag(cur_file, detail_level);
 618                 CKnownFile_Encoder *enc = encoders[cur_file->ECID()];
 619                 if ( detail_level != EC_DETAIL_UPDATE ) {
 620                         enc->ResetEncoder();
 621                 }
 622                 enc->Encode(&filetag);
 623                 response->AddTag(filetag);
 624         }
 625         return response;
 626 }
 627
 628 static CECPacket *Get_EC_Response_GetUpdate(CFileEncoderMap &encoders, CObjTagMap &tagmap)
 629 {
 630         CECPacket *response = new CECPacket(EC_OP_SHARED_FILES);
 631
 632         encoders.UpdateEncoders();
 633         for (CFileEncoderMap::iterator it = encoders.begin(); it != encoders.end(); ++it) {
 634                 const CKnownFile *cur_file = it->second->GetFile();
 635                 CValueMap &valuemap = tagmap.GetValueMap(cur_file->ECID());
 636                 if (cur_file->IsCPartFile()) {
 637                         CEC_PartFile_Tag filetag((const CPartFile*) cur_file, EC_DETAIL_INC_UPDATE, &valuemap);
 638                         // Add information if partfile is shared
 639                         filetag.AddTag(EC_TAG_PARTFILE_SHARED, it->second->IsShared(), &valuemap);
 640
 641                         CPartFile_Encoder * enc = (CPartFile_Encoder *) encoders[cur_file->ECID()];
 642                         enc->Encode(&filetag);
 643                         response->AddTag(filetag);
 644                 } else {
 645                         CEC_SharedFile_Tag filetag(cur_file, EC_DETAIL_INC_UPDATE, &valuemap);
 646                         CKnownFile_Encoder * enc = encoders[cur_file->ECID()];
 647                         enc->Encode(&filetag);
 648                         response->AddTag(filetag);
 649                 }
 650         }
 651         return response;
 652 }
 653
 654 static CECPacket *Get_EC_Response_GetClientQueue(const CECPacket *request, CObjTagMap &tagmap, int op)
 655 {
 656         CECPacket *response = new CECPacket(op);
 657
 658         EC_DETAIL_LEVEL detail_level = request->GetDetailLevel();
 659
 660         //
 661         // request can contain list of queried items
 662         // (not for incremental update of course)
 663         CTagSet<uint32, EC_TAG_CLIENT> queryitems(request);
 664
 665         const CClientPtrList& clients = (op == EC_OP_WAIT_QUEUE)        ? theApp->uploadqueue->GetWaitingList()
 666                                                                                                                                 : theApp->uploadqueue->GetUploadingList();
 667         CClientPtrList::const_iterator it = clients.begin();
 668         for (; it != clients.end(); ++it) {
 669                 CUpDownClient* cur_client = *it;
 670
 671                 if (!cur_client) {      // shouldn't happen
 672                         continue;
 673                 }
 674                 if (!queryitems.empty() && !queryitems.count(cur_client->ECID())) {
 675                         continue;
 676                 }
 677                 CValueMap *valuemap = NULL;
 678                 if (detail_level == EC_DETAIL_INC_UPDATE) {
 679                         valuemap = &tagmap.GetValueMap(cur_client->ECID());
 680                 }
 681                 CEC_UpDownClient_Tag cli_tag(cur_client, detail_level, valuemap);
 682
 683                 response->AddTag(cli_tag);
 684         }
 685
 686         return response;
 687 }
 688
 689
 690 static CECPacket *Get_EC_Response_GetDownloadQueue(const CECPacket *request, CFileEncoderMap &encoders)
 691 {
 692         CECPacket *response = new CECPacket(EC_OP_DLOAD_QUEUE);
 693
 694         EC_DETAIL_LEVEL detail_level = request->GetDetailLevel();
 695         //
 696         // request can contain list of queried items
 697         CTagSet<uint32, EC_TAG_PARTFILE> queryitems(request);
 698
 699         encoders.UpdateEncoders();
 700
 701         for (unsigned int i = 0; i < theApp->downloadqueue->GetFileCount(); i++) {
 702                 CPartFile *cur_file = theApp->downloadqueue->GetFileByIndex(i);
 703
 704                 if ( !queryitems.empty() && !queryitems.count(cur_file->ECID()) ) {
 705                         continue;
 706                 }
 707
 708                 CEC_PartFile_Tag filetag(cur_file, detail_level);
 709
 710                 CPartFile_Encoder * enc = (CPartFile_Encoder *) encoders[cur_file->ECID()];
 711                 if ( detail_level != EC_DETAIL_UPDATE ) {
 712                         enc->ResetEncoder();
 713                 }
 714                 enc->Encode(&filetag);
 715
 716                 response->AddTag(filetag);
 717         }
 718         return response;
 719 }
 720
 721
 722 static CECPacket *Get_EC_Response_PartFile_Cmd(const CECPacket *request)
 723 {
 724         CECPacket *response = NULL;
 725
 726         // request can contain multiple files.
 727         for (CECPacket::const_iterator it1 = request->begin(); it1 != request->end(); it1++) {
 728                 const CECTag &hashtag = *it1;
 729
 730                 wxASSERT(hashtag.GetTagName() == EC_TAG_PARTFILE);
 731
 732                 CMD4Hash hash = hashtag.GetMD4Data();
 733                 CPartFile *pfile = theApp->downloadqueue->GetFileByID( hash );
 734
 735                 if ( !pfile ) {
 736                         AddLogLineM(false,CFormat(_("Remote PartFile command failed: FileHash not found: %s")) % hash.Encode());
 737                         response = new CECPacket(EC_OP_FAILED);
 738                         response->AddTag(CECTag(EC_TAG_STRING, CFormat(wxString(wxTRANSLATE("FileHash not found: %s"))) % hash.Encode()));
 739                         //return response;
 740                         break;
 741                 }
 742                 switch (request->GetOpCode()) {
 743                         case EC_OP_PARTFILE_SWAP_A4AF_THIS:
 744                                 if ((pfile->GetStatus(false) == PS_READY) ||
 745                                         (pfile->GetStatus(false) == PS_EMPTY)) {
 746                                         CKnownFile::SourceSet::const_iterator it = pfile->GetA4AFList().begin();
 747                                         while ( it != pfile->GetA4AFList().end() ) {
 748                                                 CUpDownClient *cur_source = *it++;
 749
 750                                                 cur_source->SwapToAnotherFile(true, false, false, pfile);
 751                                         }
 752                                 }
 753                                 break;
 754                         case EC_OP_PARTFILE_SWAP_A4AF_THIS_AUTO:
 755                                 pfile->SetA4AFAuto(!pfile->IsA4AFAuto());
 756                                 break;
 757                         case EC_OP_PARTFILE_SWAP_A4AF_OTHERS:
 758                                 if ((pfile->GetStatus(false) == PS_READY) ||
 759                                     (pfile->GetStatus(false) == PS_EMPTY)) {
 760                                         CKnownFile::SourceSet::const_iterator it = pfile->GetSourceList().begin();
 761                                         while ( it != pfile->GetSourceList().end() ) {
 762                                                 CUpDownClient* cur_source = *it++;
 763
 764                                                 cur_source->SwapToAnotherFile(false, false, false, NULL);
 765                                         }
 766                                 }
 767                                 break;
 768                         case EC_OP_PARTFILE_PAUSE:
 769                                 pfile->PauseFile();
 770                                 break;
 771                         case EC_OP_PARTFILE_RESUME:
 772                                 pfile->ResumeFile();
 773                                 pfile->SavePartFile();
 774                                 break;
 775                         case EC_OP_PARTFILE_STOP:
 776                                 pfile->StopFile();
 777                                 break;
 778                         case EC_OP_PARTFILE_PRIO_SET: {
 779                                         uint8 prio = hashtag.GetFirstTagSafe()->GetInt();
 780                                         if ( prio == PR_AUTO ) {
 781                                                 pfile->SetAutoDownPriority(1);
 782                                         } else {
 783                                                 pfile->SetAutoDownPriority(0);
 784                                                 pfile->SetDownPriority(prio);
 785                                         }
 786                                 }
 787                                 break;
 788                         case EC_OP_PARTFILE_DELETE:
 789                                 if ( thePrefs::StartNextFile() && (pfile->GetStatus() != PS_PAUSED) ) {
 790                                         theApp->downloadqueue->StartNextFile(pfile);
 791                                 }
 792                                 pfile->Delete();
 793                                 break;
 794
 795                         case EC_OP_PARTFILE_SET_CAT:
 796                                 pfile->SetCategory(hashtag.GetFirstTagSafe()->GetInt());
 797                                 break;
 798
 799                         default:
 800                                 response = new CECPacket(EC_OP_FAILED);
 801                                 response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("OOPS! OpCode processing error!")));
 802                                 break;
 803                 }
 804         }
 805         if (!response) {
 806                 response = new CECPacket(EC_OP_NOOP);
 807         }
 808         return response;
 809 }
 810
 811 static CECPacket *Get_EC_Response_Server_Add(const CECPacket *request)
 812 {
 813         CECPacket *response = NULL;
 814
 815         const CECTag *srv_tag = request->GetFirstTagSafe();
 816
 817         wxString full_addr = srv_tag->GetTagByName(EC_TAG_SERVER_ADDRESS)->GetStringData();
 818         wxString name = srv_tag->GetTagByName(EC_TAG_SERVER_NAME)->GetStringData();
 819
 820         wxString s_ip = full_addr.Left(full_addr.Find(':'));
 821         wxString s_port = full_addr.Mid(full_addr.Find(':') + 1);
 822
 823         long port = StrToULong(s_port);
 824         CServer* toadd = new CServer(port, s_ip);
 825         toadd->SetListName(name.IsEmpty() ? full_addr : name);
 826
 827         if ( theApp->AddServer(toadd, true) ) {
 828                 response = new CECPacket(EC_OP_NOOP);
 829         } else {
 830                 response = new CECPacket(EC_OP_FAILED);
 831                 response->AddTag(CECTag(EC_TAG_STRING, _("Server not added")));
 832                 delete toadd;
 833         }
 834
 835         return response;
 836 }
 837
 838 static CECPacket *Get_EC_Response_Server(const CECPacket *request)
 839 {
 840         CECPacket *response = NULL;
 841         const CECTag *srv_tag = request->GetFirstTagSafe();
 842         CServer *srv = 0;
 843         if ( srv_tag ) {
 844                 srv = theApp->serverlist->GetServerByIPTCP(srv_tag->GetIPv4Data().IP(), srv_tag->GetIPv4Data().m_port);
 845                 // server tag passed, but server not found
 846                 if ( !srv ) {
 847                         response = new CECPacket(EC_OP_FAILED);
 848                         response->AddTag(CECTag(EC_TAG_STRING,
 849                                                 CFormat(wxString(wxTRANSLATE("server not found: %s"))) % srv_tag->GetIPv4Data().StringIP()));
 850                         return response;
 851                 }
 852         }
 853         switch (request->GetOpCode()) {
 854                 case EC_OP_SERVER_DISCONNECT:
 855                         theApp->serverconnect->Disconnect();
 856                         response = new CECPacket(EC_OP_NOOP);
 857                         break;
 858                 case EC_OP_SERVER_REMOVE:
 859                         if ( srv ) {
 860                                 theApp->serverlist->RemoveServer(srv);
 861                                 response = new CECPacket(EC_OP_NOOP);
 862                         } else {
 863                                 response = new CECPacket(EC_OP_FAILED);
 864                                 response->AddTag(CECTag(EC_TAG_STRING,
 865                                                         wxTRANSLATE("need to define server to be removed")));
 866                         }
 867                         break;
 868                 case EC_OP_SERVER_CONNECT:
 869                         if (thePrefs::GetNetworkED2K()) {
 870                                 if ( srv ) {
 871                                         theApp->serverconnect->ConnectToServer(srv);
 872                                         response = new CECPacket(EC_OP_NOOP);
 873                                 } else {
 874                                         theApp->serverconnect->ConnectToAnyServer();
 875                                         response = new CECPacket(EC_OP_NOOP);
 876                                 }
 877                         } else {
 878                                 response = new CECPacket(EC_OP_FAILED);
 879                                 response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("eD2k is disabled in preferences.")));
 880                         }
 881                         break;
 882         }
 883         if (!response) {
 884                 response = new CECPacket(EC_OP_FAILED);
 885                 response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("OOPS! OpCode processing error!")));
 886         }
 887         return response;
 888 }
 889
 890 static CECPacket *Get_EC_Response_Search_Results(const CECPacket *request)
 891 {
 892         CECPacket *response = new CECPacket(EC_OP_SEARCH_RESULTS);
 893
 894         EC_DETAIL_LEVEL detail_level = request->GetDetailLevel();
 895         //
 896         // request can contain list of queried items
 897         CTagSet<uint32, EC_TAG_SEARCHFILE> queryitems(request);
 898
 899         const CSearchResultList& list = theApp->searchlist->GetSearchResults(0xffffffff);
 900         CSearchResultList::const_iterator it = list.begin();
 901         while (it != list.end()) {
 902                 CSearchFile* sf = *it++;
 903                 if ( !queryitems.empty() && !queryitems.count(sf->ECID()) ) {
 904                         continue;
 905                 }
 906                 response->AddTag(CEC_SearchFile_Tag(sf, detail_level));
 907         }
 908         return response;
 909 }
 910
 911 static CECPacket *Get_EC_Response_Search_Results(CObjTagMap &tagmap)
 912 {
 913         CECPacket *response = new CECPacket(EC_OP_SEARCH_RESULTS);
 914
 915         const CSearchResultList& list = theApp->searchlist->GetSearchResults(0xffffffff);
 916         CSearchResultList::const_iterator it = list.begin();
 917         while (it != list.end()) {
 918                 CSearchFile* sf = *it++;
 919                 CValueMap &valuemap = tagmap.GetValueMap(sf->ECID());
 920                 response->AddTag(CEC_SearchFile_Tag(sf, EC_DETAIL_INC_UPDATE, &valuemap));
 921                 /* Here we could add the children, if amulegui were able to merge them.
 922                 if (sf->HasChildren()) {
 923                         const CSearchResultList& children = sf->GetChildren();
 924                         for (size_t i = 0; i < children.size(); ++i) {
 925                                 CSearchFile* sfc = children.at(i);
 926                                 CValueMap &valuemap1 = tagmap.GetValueMap(sfc->ECID());
 927                                 response->AddTag(CEC_SearchFile_Tag(sfc, EC_DETAIL_INC_UPDATE, &valuemap1));
 928                         }
 929                 }
 930                 */
 931         }
 932         return response;
 933 }
 934
 935 static CECPacket *Get_EC_Response_Search_Results_Download(const CECPacket *request)
 936 {
 937         CECPacket *response = new CECPacket(EC_OP_STRINGS);
 938         for (CECPacket::const_iterator it = request->begin(); it != request->end(); it++) {
 939                 const CECTag &tag = *it;
 940                 CMD4Hash hash = tag.GetMD4Data();
 941                 uint8 category = tag.GetFirstTagSafe()->GetInt();
 942                 theApp->searchlist->AddFileToDownloadByHash(hash, category);
 943         }
 944         return response;
 945 }
 946
 947 static CECPacket *Get_EC_Response_Search_Stop(const CECPacket *WXUNUSED(request))
 948 {
 949         CECPacket *reply = new CECPacket(EC_OP_MISC_DATA);
 950         theApp->searchlist->StopGlobalSearch();
 951         return reply;
 952 }
 953
 954 static CECPacket *Get_EC_Response_Search(const CECPacket *request)
 955 {
 956         wxString response;
 957
 958         CEC_Search_Tag *search_request = (CEC_Search_Tag *)request->GetFirstTagSafe();
 959         theApp->searchlist->RemoveResults(0xffffffff);
 960
 961         CSearchList::CSearchParams params;
 962         params.searchString     = search_request->SearchText();
 963         params.typeText         = search_request->SearchFileType();
 964         params.extension        = search_request->SearchExt();
 965         params.minSize          = search_request->MinSize();
 966         params.maxSize          = search_request->MaxSize();
 967         params.availability     = search_request->Avail();
 968
 969
 970         EC_SEARCH_TYPE search_type = search_request->SearchType();
 971         SearchType core_search_type = LocalSearch;
 972         switch (search_type) {
 973                 case EC_SEARCH_GLOBAL:
 974                         core_search_type = GlobalSearch;
 975                 case EC_SEARCH_KAD:
 976                         if (core_search_type != GlobalSearch) { // Not a global search obviously
 977                                 core_search_type = KadSearch;
 978                         }
 979                 case EC_SEARCH_LOCAL: {
 980                         uint32 search_id = 0xffffffff;
 981                         wxString error = theApp->searchlist->StartNewSearch(&search_id, core_search_type, params);
 982                         if (!error.IsEmpty()) {
 983                                 response = error;
 984                         } else {
 985                                 response = wxTRANSLATE("Search in progress. Refetch results in a moment!");
 986                         }
 987                         break;
 988                 }
 989                 case EC_SEARCH_WEB:
 990                                 response = wxTRANSLATE("WebSearch from remote interface makes no sense.");
 991                         break;
 992         }
 993
 994         CECPacket *reply = new CECPacket(EC_OP_FAILED);
 995         // error or search in progress
 996         reply->AddTag(CECTag(EC_TAG_STRING, response));
 997
 998         return reply;
 999 }
1000
1001 static CECPacket *Get_EC_Response_Set_SharedFile_Prio(const CECPacket *request)
1002 {
1003         CECPacket *response = new CECPacket(EC_OP_NOOP);
1004         for (CECPacket::const_iterator it = request->begin(); it != request->end(); it++) {
1005                 const CECTag &tag = *it;
1006                 CMD4Hash hash = tag.GetMD4Data();
1007                 uint8 prio = tag.GetFirstTagSafe()->GetInt();
1008                 CKnownFile* cur_file = theApp->sharedfiles->GetFileByID(hash);
1009                 if ( !cur_file ) {
1010                         continue;
1011                 }
1012                 if (prio == PR_AUTO) {
1013                         cur_file->SetAutoUpPriority(1);
1014                         cur_file->UpdateAutoUpPriority();
1015                 } else {
1016                         cur_file->SetAutoUpPriority(0);
1017                         cur_file->SetUpPriority(prio);
1018                 }
1019                 Notify_SharedFilesUpdateItem(cur_file);
1020         }
1021
1022         return response;
1023 }
1024
1025 static CECPacket *Get_EC_Response_Kad_Connect(const CECPacket *request)
1026 {
1027         CECPacket *response;
1028         if (thePrefs::GetNetworkKademlia()) {
1029                 response = new CECPacket(EC_OP_NOOP);
1030                 if ( !Kademlia::CKademlia::IsRunning() ) {
1031                         Kademlia::CKademlia::Start();
1032                         theApp->ShowConnectionState();
1033                 }
1034                 const CECTag *addrtag = request->GetFirstTagSafe();
1035                 if ( addrtag ) {
1036                         uint32 ip = addrtag->GetIPv4Data().IP();
1037                         uint16 port = addrtag->GetIPv4Data().m_port;
1038                         Kademlia::CKademlia::Bootstrap(ip, port, true);
1039                 }
1040         } else {
1041                 response = new CECPacket(EC_OP_FAILED);
1042                 response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("Kad is disabled in preferences.")));
1043         }
1044
1045         return response;
1046 }
1047
1048 void CPartFile_Encoder::Encode(CECTag *parent)
1049 {
1050         //
1051         // Source part frequencies
1052         //
1053         CKnownFile_Encoder::Encode(parent);
1054
1055         //
1056         // Gaps
1057         //
1058         const CGapList& gaplist = m_PartFile()->GetNewGapList();
1059         const size_t gap_list_size = gaplist.size();
1060         ArrayOfUInts64 gaps;
1061         gaps.reserve(gap_list_size * 2);
1062
1063         for (CGapList::const_iterator curr_pos = gaplist.begin();
1064                         curr_pos != gaplist.end(); ++curr_pos) {
1065                 gaps.push_back(curr_pos.start());
1066                 gaps.push_back(curr_pos.end());
1067         }
1068
1069         int gap_enc_size = 0;
1070         bool changed;
1071         const uint8 *gap_enc_data = m_gap_status.Encode(gaps, gap_enc_size, changed);
1072         if (changed) {
1073                 parent->AddTag(CECTag(EC_TAG_PARTFILE_GAP_STATUS, gap_enc_size, (void *)gap_enc_data));
1074         }
1075         delete[] gap_enc_data;
1076
1077         //
1078         // Requested blocks
1079         //
1080         ArrayOfUInts64 req_buffer;
1081         const CPartFile::CReqBlockPtrList& requestedblocks = m_PartFile()->GetRequestedBlockList();
1082         CPartFile::CReqBlockPtrList::const_iterator curr_pos2 = requestedblocks.begin();
1083
1084         for ( ; curr_pos2 != requestedblocks.end(); ++curr_pos2 ) {
1085                 Requested_Block_Struct* block = *curr_pos2;
1086                 req_buffer.push_back(block->StartOffset);
1087                 req_buffer.push_back(block->EndOffset);
1088         }
1089         int req_enc_size = 0;
1090         const uint8 *req_enc_data = m_req_status.Encode(req_buffer, req_enc_size, changed);
1091         if (changed) {
1092                 parent->AddTag(CECTag(EC_TAG_PARTFILE_REQ_STATUS, req_enc_size, (void *)req_enc_data));
1093         }
1094         delete[] req_enc_data;
1095
1096         //
1097         // Source names
1098         //
1099         // First count occurrence of all source names
1100         //
1101         CECEmptyTag sourceNames(EC_TAG_PARTFILE_SOURCE_NAMES);
1102         typedef std::map<wxString, int> strIntMap;
1103         strIntMap nameMap;
1104         const CPartFile::SourceSet &sources = m_PartFile()->GetSourceList();
1105         for (CPartFile::SourceSet::const_iterator it = sources.begin(); it != sources.end(); ++it) {
1106                 CUpDownClient *cur_src = *it;
1107                 if (cur_src->GetRequestFile() != m_file || cur_src->GetClientFilename().Length() == 0) {
1108                         continue;
1109                 }
1110                 const wxString &name = cur_src->GetClientFilename();
1111                 strIntMap::iterator itm = nameMap.find(name);
1112                 if (itm == nameMap.end()) {
1113                         nameMap[name] = 1;
1114                 } else {
1115                         itm->second++;
1116                 }
1117         }
1118         //
1119         // Go through our last list
1120         //
1121         for (SourcenameItemMap::iterator it1 = m_sourcenameItemMap.begin(); it1 != m_sourcenameItemMap.end();) {
1122                 SourcenameItemMap::iterator it2 = it1++;
1123                 strIntMap::iterator itm = nameMap.find(it2->second.name);
1124                 if (itm == nameMap.end()) {
1125                         // name doesn't exist anymore, tell client to forget it
1126                         CECTag tag(EC_TAG_PARTFILE_SOURCE_NAMES, it2->first);
1127                         tag.AddTag(CECIntTag(EC_TAG_PARTFILE_SOURCE_NAMES_COUNTS, 0));
1128                         sourceNames.AddTag(tag);
1129                         // and forget it
1130                         m_sourcenameItemMap.erase(it2);
1131                 } else {
1132                         // update count if it changed
1133                         if (it2->second.count != itm->second) {
1134                                 CECTag tag(EC_TAG_PARTFILE_SOURCE_NAMES, it2->first);
1135                                 tag.AddTag(CECIntTag(EC_TAG_PARTFILE_SOURCE_NAMES_COUNTS, itm->second));
1136                                 sourceNames.AddTag(tag);
1137                                 it2->second.count = itm->second;
1138                         }
1139                         // remove it from nameMap so that only new names are left there
1140                         nameMap.erase(itm);
1141                 }
1142         }
1143         //
1144         // Add new names
1145         //
1146         for (strIntMap::iterator it3 = nameMap.begin(); it3 != nameMap.end(); it3++) {
1147                 int id = ++m_sourcenameID;
1148                 CECIntTag tag(EC_TAG_PARTFILE_SOURCE_NAMES, id);
1149                 tag.AddTag(CECTag(EC_TAG_PARTFILE_SOURCE_NAMES, it3->first));
1150                 tag.AddTag(CECIntTag(EC_TAG_PARTFILE_SOURCE_NAMES_COUNTS, it3->second));
1151                 sourceNames.AddTag(tag);
1152                 // remember it
1153                 m_sourcenameItemMap[id] = SourcenameItem(it3->first, it3->second);
1154         }
1155         if (sourceNames.HasChildTags()) {
1156                 parent->AddTag(sourceNames);
1157         }
1158
1159 }
1160
1161 void CPartFile_Encoder::ResetEncoder()
1162 {
1163         CKnownFile_Encoder::ResetEncoder();
1164         m_gap_status.ResetEncoder();
1165         m_req_status.ResetEncoder();
1166 }
1167
1168 void CKnownFile_Encoder::Encode(CECTag *parent)
1169 {
1170         //
1171         // Source part frequencies
1172         //
1173         // Reference to the availability list
1174         const ArrayOfUInts16& list = m_file->IsPartFile() ?
1175                 ((CPartFile*)m_file)->m_SrcpartFrequency :
1176                 m_file->m_AvailPartFrequency;
1177         // Don't add tag if available parts aren't populated yet.
1178         if (!list.empty()) {
1179                 int part_enc_size;
1180                 bool changed;
1181                 const uint8 *part_enc_data = m_enc_data.Encode(list, part_enc_size, changed);
1182                 if (changed) {
1183                         parent->AddTag(CECTag(EC_TAG_PARTFILE_PART_STATUS, part_enc_size, part_enc_data));
1184                 }
1185                 delete[] part_enc_data;
1186         }
1187 }
1188
1189 static CECPacket *GetStatsGraphs(const CECPacket *request)
1190 {
1191         CECPacket *response = NULL;
1192
1193         switch (request->GetDetailLevel()) {
1194                 case EC_DETAIL_WEB:
1195                 case EC_DETAIL_FULL: {
1196                         double dTimestamp = 0.0;
1197                         if (request->GetTagByName(EC_TAG_STATSGRAPH_LAST) != NULL) {
1198                                 dTimestamp = request->GetTagByName(EC_TAG_STATSGRAPH_LAST)->GetDoubleData();
1199                         }
1200                         uint16 nScale = request->GetTagByNameSafe(EC_TAG_STATSGRAPH_SCALE)->GetInt();
1201                         uint16 nMaxPoints = request->GetTagByNameSafe(EC_TAG_STATSGRAPH_WIDTH)->GetInt();
1202                         uint32 *graphData;
1203                         unsigned int numPoints = theApp->m_statistics->GetHistoryForWeb(nMaxPoints, (double)nScale, &dTimestamp, &graphData);
1204                         if (numPoints) {
1205                                 response = new CECPacket(EC_OP_STATSGRAPHS);
1206                                 response->AddTag(CECTag(EC_TAG_STATSGRAPH_DATA, 4 * numPoints * sizeof(uint32), graphData));
1207                                 delete [] graphData;
1208                                 response->AddTag(CECTag(EC_TAG_STATSGRAPH_LAST, dTimestamp));
1209                         } else {
1210                                 response = new CECPacket(EC_OP_FAILED);
1211                                 response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("No points for graph.")));
1212                         }
1213                         break;
1214                 }
1215                 case EC_DETAIL_INC_UPDATE:
1216                 case EC_DETAIL_UPDATE:
1217                 case EC_DETAIL_CMD:
1218                         // No graphs
1219                         response = new CECPacket(EC_OP_FAILED);
1220                         response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("Your client is not configured for this detail level.")));
1221                         break;
1222         }
1223         if (!response) {
1224                 response = new CECPacket(EC_OP_FAILED);
1225                 // Unknown reason
1226         }
1227
1228         return response;
1229 }
1230
1231 CECPacket *CECServerSocket::ProcessRequest2(const CECPacket *request)
1232 {
1233
1234         if ( !request ) {
1235                 return 0;
1236         }
1237
1238         CECPacket *response = NULL;
1239
1240         switch (request->GetOpCode()) {
1241                 //
1242                 // Misc commands
1243                 //
1244                 case EC_OP_SHUTDOWN:
1245                         if (!theApp->IsOnShutDown()) {
1246                                 response = new CECPacket(EC_OP_NOOP);
1247                                 AddLogLineM(true, _("External Connection: shutdown requested"));
1248 #ifndef AMULE_DAEMON
1249                                 {
1250                                         wxCloseEvent evt;
1251                                         evt.SetCanVeto(false);
1252                                         theApp->ShutDown(evt);
1253                                 }
1254 #else
1255                                 theApp->ExitMainLoop();
1256 #endif
1257                         } else {
1258                                 response = new CECPacket(EC_OP_FAILED);
1259                                 response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("Already shutting down.")));
1260                         }
1261                         break;
1262                 case EC_OP_ADD_LINK:
1263                         for (CECPacket::const_iterator it = request->begin(); it != request->end(); it++) {
1264                                 const CECTag &tag = *it;
1265                                 wxString link = tag.GetStringData();
1266                                 int category = 0;
1267                                 const CECTag *cattag = tag.GetTagByName(EC_TAG_PARTFILE_CAT);
1268                                 if (cattag) {
1269                                         category = cattag->GetInt();
1270                                 }
1271                                 AddLogLineM(true, CFormat(_("ExternalConn: adding link '%s'.")) % link);
1272                                 if ( theApp->downloadqueue->AddLink(link, category) ) {
1273                                         response = new CECPacket(EC_OP_NOOP);
1274                                 } else {
1275                                         // Error messages are printed by the add function.
1276                                         response = new CECPacket(EC_OP_FAILED);
1277                                         response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("Invalid link or already on list.")));
1278                                 }
1279                         }
1280                         break;
1281                 //
1282                 // Status requests
1283                 //
1284                 case EC_OP_STAT_REQ:
1285                         response = Get_EC_Response_StatRequest(request, m_LoggerAccess);
1286                         response->AddTag(CEC_ConnState_Tag(request->GetDetailLevel()));
1287                         break;
1288                 case EC_OP_GET_CONNSTATE:
1289                         response = new CECPacket(EC_OP_MISC_DATA);
1290                         response->AddTag(CEC_ConnState_Tag(request->GetDetailLevel()));
1291                         break;
1292                 //
1293                 //
1294                 //
1295                 case EC_OP_GET_SHARED_FILES:
1296                         if ( request->GetDetailLevel() != EC_DETAIL_INC_UPDATE ) {
1297                                 response = Get_EC_Response_GetSharedFiles(request, m_FileEncoder);
1298                         }
1299                         break;
1300                 case EC_OP_GET_DLOAD_QUEUE:
1301                         if ( request->GetDetailLevel() != EC_DETAIL_INC_UPDATE ) {
1302                                 response = Get_EC_Response_GetDownloadQueue(request, m_FileEncoder);
1303                         }
1304                         break;
1305                 //
1306                 // This will evolve into an update-all for inc tags
1307                 //
1308                 case EC_OP_GET_UPDATE:
1309                         if ( request->GetDetailLevel() == EC_DETAIL_INC_UPDATE ) {
1310                                 response = Get_EC_Response_GetUpdate(m_FileEncoder, m_obj_tagmap);
1311                         }
1312                         break;
1313                 case EC_OP_GET_ULOAD_QUEUE:
1314                         response = Get_EC_Response_GetClientQueue(request, m_obj_tagmap, EC_OP_ULOAD_QUEUE);
1315                         break;
1316                 case EC_OP_GET_WAIT_QUEUE:
1317                         response = Get_EC_Response_GetClientQueue(request, m_obj_tagmap, EC_OP_WAIT_QUEUE);
1318                         break;
1319                 case EC_OP_PARTFILE_REMOVE_NO_NEEDED:
1320                 case EC_OP_PARTFILE_REMOVE_FULL_QUEUE:
1321                 case EC_OP_PARTFILE_REMOVE_HIGH_QUEUE:
1322                 case EC_OP_PARTFILE_CLEANUP_SOURCES:
1323                 case EC_OP_PARTFILE_SWAP_A4AF_THIS:
1324                 case EC_OP_PARTFILE_SWAP_A4AF_THIS_AUTO:
1325                 case EC_OP_PARTFILE_SWAP_A4AF_OTHERS:
1326                 case EC_OP_PARTFILE_PAUSE:
1327                 case EC_OP_PARTFILE_RESUME:
1328                 case EC_OP_PARTFILE_STOP:
1329                 case EC_OP_PARTFILE_PRIO_SET:
1330                 case EC_OP_PARTFILE_DELETE:
1331                 case EC_OP_PARTFILE_SET_CAT:
1332                         response = Get_EC_Response_PartFile_Cmd(request);
1333                         break;
1334                 case EC_OP_SHAREDFILES_RELOAD:
1335                         theApp->sharedfiles->Reload();
1336                         response = new CECPacket(EC_OP_NOOP);
1337                         break;
1338                 case EC_OP_SHARED_SET_PRIO:
1339                         response = Get_EC_Response_Set_SharedFile_Prio(request);
1340                         break;
1341                 case EC_OP_RENAME_FILE: {
1342                         CMD4Hash fileHash = request->GetTagByNameSafe(EC_TAG_KNOWNFILE)->GetMD4Data();
1343                         CKnownFile* file = theApp->knownfiles->FindKnownFileByID(fileHash);
1344                         wxString newName = request->GetTagByNameSafe(EC_TAG_PARTFILE_NAME)->GetStringData();
1345                         if (!file) {
1346                                 file = theApp->downloadqueue->GetFileByID(fileHash);
1347                         }
1348                         if (!file) {
1349                                 response = new CECPacket(EC_OP_FAILED);
1350                                 response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("File not found.")));
1351                                 break;
1352                         }
1353                         if (newName.IsEmpty()) {
1354                                 response = new CECPacket(EC_OP_FAILED);
1355                                 response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("Invalid file name.")));
1356                                 break;
1357                         }
1358
1359                         if (theApp->sharedfiles->RenameFile(file, CPath(newName))) {
1360                                 response = new CECPacket(EC_OP_NOOP);
1361                         } else {
1362                                 response = new CECPacket(EC_OP_FAILED);
1363                                 response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("Unable to rename file.")));
1364                         }
1365
1366                         break;
1367                 }
1368
1369
1370                 //
1371                 // Server commands
1372                 //
1373                 case EC_OP_SERVER_ADD:
1374                         response = Get_EC_Response_Server_Add(request);
1375                         break;
1376                 case EC_OP_SERVER_DISCONNECT:
1377                 case EC_OP_SERVER_CONNECT:
1378                 case EC_OP_SERVER_REMOVE:
1379                         response = Get_EC_Response_Server(request);
1380                         break;
1381                 case EC_OP_GET_SERVER_LIST: {
1382                                 response = new CECPacket(EC_OP_SERVER_LIST);
1383                                 if (!thePrefs::GetNetworkED2K()) {
1384                                         // Kad only: just send an empty list
1385                                         break;
1386                                 }
1387                                 EC_DETAIL_LEVEL detail_level = request->GetDetailLevel();
1388                                 std::vector<const CServer*> servers = theApp->serverlist->CopySnapshot();
1389                                 for (
1390                                         std::vector<const CServer*>::const_iterator it = servers.begin();
1391                                         it != servers.end();
1392                                         ++it
1393                                         ) {
1394                                         response->AddTag(CEC_Server_Tag(*it, detail_level));
1395                                 }
1396                         }
1397                         break;
1398                 case EC_OP_SERVER_UPDATE_FROM_URL: {
1399                         wxString url = request->GetFirstTagSafe()->GetStringData();
1400
1401                         // Save the new url, and update the UI (if not amuled).
1402                         Notify_ServersURLChanged(url);
1403                         thePrefs::SetEd2kServersUrl(url);
1404
1405                         theApp->serverlist->UpdateServerMetFromURL(url);
1406                         response = new CECPacket(EC_OP_NOOP);
1407                         break;
1408                 }
1409                 //
1410                 // IPFilter
1411                 //
1412                 case EC_OP_IPFILTER_RELOAD:
1413                         theApp->ipfilter->Reload();
1414                         response = new CECPacket(EC_OP_NOOP);
1415                         break;
1416
1417                 case EC_OP_IPFILTER_UPDATE: {
1418                         wxString url = request->GetFirstTagSafe()->GetStringData();
1419                         if (url == wxEmptyString) {
1420                                 url = thePrefs::IPFilterURL();
1421                         }
1422                         theApp->ipfilter->Update(url);
1423                         response = new CECPacket(EC_OP_NOOP);
1424                         break;
1425                 }
1426                 //
1427                 // Search
1428                 //
1429                 case EC_OP_SEARCH_START:
1430                         response = Get_EC_Response_Search(request);
1431                         break;
1432
1433                 case EC_OP_SEARCH_STOP:
1434                         response = Get_EC_Response_Search_Stop(request);
1435                         break;
1436
1437                 case EC_OP_SEARCH_RESULTS:
1438                         if ( request->GetDetailLevel() == EC_DETAIL_INC_UPDATE ) {
1439                                 response = Get_EC_Response_Search_Results(m_obj_tagmap);
1440                         } else {
1441                                 response = Get_EC_Response_Search_Results(request);
1442                         }
1443                         break;
1444
1445                 case EC_OP_SEARCH_PROGRESS:
1446                         response = new CECPacket(EC_OP_SEARCH_PROGRESS);
1447                         response->AddTag(CECTag(EC_TAG_SEARCH_STATUS,
1448                                 theApp->searchlist->GetSearchProgress()));
1449                         break;
1450
1451                 case EC_OP_DOWNLOAD_SEARCH_RESULT:
1452                         response = Get_EC_Response_Search_Results_Download(request);
1453                         break;
1454                 //
1455                 // Preferences
1456                 //
1457                 case EC_OP_GET_PREFERENCES:
1458                         response = new CEC_Prefs_Packet(request->GetTagByNameSafe(EC_TAG_SELECT_PREFS)->GetInt(), request->GetDetailLevel());
1459                         break;
1460                 case EC_OP_SET_PREFERENCES:
1461                         ((CEC_Prefs_Packet *)request)->Apply();
1462                         theApp->glob_prefs->Save();
1463                         if (thePrefs::IsFilteringClients()) {
1464                                 theApp->clientlist->FilterQueues();
1465                         }
1466                         if (thePrefs::IsFilteringServers()) {
1467                                 theApp->serverlist->FilterServers();
1468                         }
1469                         if (!thePrefs::GetNetworkED2K() && theApp->IsConnectedED2K()) {
1470                                 theApp->DisconnectED2K();
1471                         }
1472                         if (!thePrefs::GetNetworkKademlia() && theApp->IsConnectedKad()) {
1473                                 theApp->StopKad();
1474                         }
1475                         response = new CECPacket(EC_OP_NOOP);
1476                         break;
1477
1478                 case EC_OP_CREATE_CATEGORY:
1479                         if ( request->GetTagCount() == 1 ) {
1480                                 CEC_Category_Tag *tag = (CEC_Category_Tag *)request->GetFirstTagSafe();
1481                                 if (tag->Create()) {
1482                                         response = new CECPacket(EC_OP_NOOP);
1483                                 } else {
1484                                         response = new CECPacket(EC_OP_FAILED);
1485                                         response->AddTag(CECTag(EC_TAG_CATEGORY, theApp->glob_prefs->GetCatCount() - 1));
1486                                         response->AddTag(CECTag(EC_TAG_CATEGORY_PATH, tag->Path()));
1487                                 }
1488                                 Notify_CategoryAdded();
1489                         } else {
1490                                 response = new CECPacket(EC_OP_NOOP);
1491                         }
1492                         break;
1493                 case EC_OP_UPDATE_CATEGORY:
1494                         if ( request->GetTagCount() == 1 ) {
1495                                 CEC_Category_Tag *tag = (CEC_Category_Tag *)request->GetFirstTagSafe();
1496                                 if (tag->Apply()) {
1497                                         response = new CECPacket(EC_OP_NOOP);
1498                                 } else {
1499                                         response = new CECPacket(EC_OP_FAILED);
1500                                         response->AddTag(CECTag(EC_TAG_CATEGORY, tag->GetInt()));
1501                                         response->AddTag(CECTag(EC_TAG_CATEGORY_PATH, tag->Path()));
1502                                 }
1503                                 Notify_CategoryUpdate(tag->GetInt());
1504                         } else {
1505                                 response = new CECPacket(EC_OP_NOOP);
1506                         }
1507                         break;
1508                 case EC_OP_DELETE_CATEGORY:
1509                         if ( request->GetTagCount() == 1 ) {
1510                                 uint32 cat = request->GetFirstTagSafe()->GetInt();
1511                                 // this noes not only update the gui, but actually deletes the cat
1512                                 Notify_CategoryDelete(cat);
1513                         }
1514                         response = new CECPacket(EC_OP_NOOP);
1515                         break;
1516
1517                 //
1518                 // Logging
1519                 //
1520                 case EC_OP_ADDLOGLINE:
1521                         AddLogLineM( (request->GetTagByName(EC_TAG_LOG_TO_STATUS) != NULL), request->GetTagByNameSafe(EC_TAG_STRING)->GetStringData() );
1522                         response = new CECPacket(EC_OP_NOOP);
1523                         break;
1524                 case EC_OP_ADDDEBUGLOGLINE:
1525                         AddDebugLogLineM( (request->GetTagByName(EC_TAG_LOG_TO_STATUS) != NULL), logGeneral, request->GetTagByNameSafe(EC_TAG_STRING)->GetStringData() );
1526                         response = new CECPacket(EC_OP_NOOP);
1527                         break;
1528                 case EC_OP_GET_LOG:
1529                         response = new CECPacket(EC_OP_LOG);
1530                         response->AddTag(CECTag(EC_TAG_STRING, theApp->GetLog(false)));
1531                         break;
1532                 case EC_OP_GET_DEBUGLOG:
1533                         response = new CECPacket(EC_OP_DEBUGLOG);
1534                         response->AddTag(CECTag(EC_TAG_STRING, theApp->GetDebugLog(false)));
1535                         break;
1536                 case EC_OP_RESET_LOG:
1537                         theApp->GetLog(true);
1538                         response = new CECPacket(EC_OP_NOOP);
1539                         break;
1540                 case EC_OP_RESET_DEBUGLOG:
1541                         theApp->GetDebugLog(true);
1542                         response = new CECPacket(EC_OP_NOOP);
1543                         break;
1544                 case EC_OP_GET_LAST_LOG_ENTRY:
1545                         {
1546                                 wxString tmp = theApp->GetLog(false);
1547                                 if (tmp.Last() == '\n') {
1548                                         tmp.RemoveLast();
1549                                 }
1550                                 response = new CECPacket(EC_OP_LOG);
1551                                 response->AddTag(CECTag(EC_TAG_STRING, tmp.AfterLast('\n')));
1552                         }
1553                         break;
1554                 case EC_OP_GET_SERVERINFO:
1555                         response = new CECPacket(EC_OP_SERVERINFO);
1556                         response->AddTag(CECTag(EC_TAG_STRING, theApp->GetServerLog(false)));
1557                         break;
1558                 case EC_OP_CLEAR_SERVERINFO:
1559                         theApp->GetServerLog(true);
1560                         response = new CECPacket(EC_OP_NOOP);
1561                         break;
1562                 //
1563                 // Statistics
1564                 //
1565                 case EC_OP_GET_STATSGRAPHS:
1566                         response = GetStatsGraphs(request);
1567                         break;
1568                 case EC_OP_GET_STATSTREE: {
1569                         theApp->m_statistics->UpdateStatsTree();
1570                         response = new CECPacket(EC_OP_STATSTREE);
1571                         CECTag* tree = theStats::GetECStatTree(request->GetTagByNameSafe(EC_TAG_STATTREE_CAPPING)->GetInt());
1572                         if (tree) {
1573                                 response->AddTag(*tree);
1574                                 delete tree;
1575                         }
1576                         if (request->GetDetailLevel() == EC_DETAIL_WEB) {
1577                                 response->AddTag(CECTag(EC_TAG_SERVER_VERSION, wxT(VERSION)));
1578                                 response->AddTag(CECTag(EC_TAG_USER_NICK, thePrefs::GetUserNick()));
1579                         }
1580                         break;
1581                 }
1582
1583                 //
1584                 // Kad
1585                 //
1586                 case EC_OP_KAD_START:
1587                         response = Get_EC_Response_Kad_Connect(request);
1588                         break;
1589                 case EC_OP_KAD_STOP:
1590                         theApp->StopKad();
1591                         response = new CECPacket(EC_OP_NOOP);
1592                         break;
1593                 case EC_OP_KAD_UPDATE_FROM_URL: {
1594                         wxString url = request->GetFirstTagSafe()->GetStringData();
1595
1596                         // Save the new url, and update the UI (if not amuled).
1597                         Notify_NodesURLChanged(url);
1598                         thePrefs::SetKadNodesUrl(url);
1599
1600                         theApp->UpdateNotesDat(url);
1601                         response = new CECPacket(EC_OP_NOOP);
1602                         break;
1603                 }
1604                 case EC_OP_KAD_BOOTSTRAP_FROM_IP:
1605                         theApp->BootstrapKad(request->GetTagByNameSafe(EC_TAG_BOOTSTRAP_IP)->GetInt(),
1606                                              request->GetTagByNameSafe(EC_TAG_BOOTSTRAP_PORT)->GetInt());
1607                         response = new CECPacket(EC_OP_NOOP);
1608                         break;
1609
1610                 //
1611                 // Networks
1612                 //
1613                 case EC_OP_CONNECT:
1614                         if (thePrefs::GetNetworkED2K()) {
1615                                 response = new CECPacket(EC_OP_STRINGS);
1616                                 if (theApp->IsConnectedED2K()) {
1617                                         response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("Already connected to eD2k.")));
1618                                 } else {
1619                                         theApp->serverconnect->ConnectToAnyServer();
1620                                         response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("Connecting to eD2k...")));
1621                                 }
1622                         }
1623                         if (thePrefs::GetNetworkKademlia()) {
1624                                 if (!response) {
1625                                         response = new CECPacket(EC_OP_STRINGS);
1626                                 }
1627                                 if (theApp->IsConnectedKad()) {
1628                                         response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("Already connected to Kad.")));
1629                                 } else {
1630                                         theApp->StartKad();
1631                                         response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("Connecting to Kad...")));
1632                                 }
1633                         }
1634                         if (!response) {
1635                                 response = new CECPacket(EC_OP_FAILED);
1636                                 response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("All networks are disabled.")));
1637                         }
1638                         break;
1639                 case EC_OP_DISCONNECT:
1640                         if (theApp->IsConnected()) {
1641                                 response = new CECPacket(EC_OP_STRINGS);
1642                                 if (theApp->IsConnectedED2K()) {
1643                                         theApp->serverconnect->Disconnect();
1644                                         response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("Disconnected from eD2k.")));
1645                                 }
1646                                 if (theApp->IsConnectedKad()) {
1647                                         theApp->StopKad();
1648                                         response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("Disconnected from Kad.")));
1649                                 }
1650                         } else {
1651                                 response = new CECPacket(EC_OP_NOOP);
1652                         }
1653                         break;
1654         }
1655         if (!response) {
1656                 AddLogLineM(false, wxString::Format(_("External Connection: invalid opcode received: %#x"), request->GetOpCode()));
1657                 wxFAIL;
1658                 response = new CECPacket(EC_OP_FAILED);
1659                 response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("Invalid opcode (wrong protocol version?)")));
1660         }
1661         return response;
1662 }
1663
1664 /*
1665  * Here notification-based EC. Notification will be sorted by priority for possible throttling.
1666  */
1667
1668 /*
1669  * Core general status
1670  */
1671 ECStatusMsgSource::ECStatusMsgSource()
1672 {
1673         m_last_ed2k_status_sent = 0xffffffff;
1674         m_last_kad_status_sent = 0xffffffff;
1675         m_server = (void *)0xffffffff;
1676 }
1677
1678 uint32 ECStatusMsgSource::GetEd2kStatus()
1679 {
1680         if ( theApp->IsConnectedED2K() ) {
1681                 return theApp->GetED2KID();
1682         } else if ( theApp->serverconnect->IsConnecting() ) {
1683                 return 1;
1684         } else {
1685                 return 0;
1686         }
1687 }
1688
1689 uint32 ECStatusMsgSource::GetKadStatus()
1690 {
1691         if ( theApp->IsConnectedKad() ) {
1692                 return 1;
1693         } else if ( Kademlia::CKademlia::IsFirewalled() ) {
1694                 return 2;
1695         } else if ( Kademlia::CKademlia::IsRunning() ) {
1696                 return 3;
1697         }
1698         return 0;
1699 }
1700
1701 CECPacket *ECStatusMsgSource::GetNextPacket()
1702 {
1703         if ( (m_last_ed2k_status_sent != GetEd2kStatus()) ||
1704                 (m_last_kad_status_sent != GetKadStatus()) ||
1705                 (m_server != theApp->serverconnect->GetCurrentServer()) ) {
1706
1707                 m_last_ed2k_status_sent = GetEd2kStatus();
1708                 m_last_kad_status_sent = GetKadStatus();
1709                 m_server = theApp->serverconnect->GetCurrentServer();
1710
1711                 CECPacket *response = new CECPacket(EC_OP_STATS);
1712                 response->AddTag(CEC_ConnState_Tag(EC_DETAIL_UPDATE));
1713                 return response;
1714         }
1715         return 0;
1716 }
1717
1718 /*
1719  * Downloading files
1720 */
1721 ECPartFileMsgSource::ECPartFileMsgSource()
1722 {
1723         for (unsigned int i = 0; i < theApp->downloadqueue->GetFileCount(); i++) {
1724                 CPartFile *cur_file = theApp->downloadqueue->GetFileByIndex(i);
1725                 PARTFILE_STATUS status = { true, false, false, false, true, cur_file };
1726                 m_dirty_status[cur_file->GetFileHash()] = status;
1727         }
1728 }
1729
1730 void ECPartFileMsgSource::SetDirty(CPartFile *file)
1731 {
1732         CMD4Hash filehash = file->GetFileHash();
1733         if ( m_dirty_status.find(filehash) != m_dirty_status.end() ) {
1734                 m_dirty_status[filehash].m_dirty = true;;
1735         }
1736 }
1737
1738 void ECPartFileMsgSource::SetNew(CPartFile *file)
1739 {
1740         CMD4Hash filehash = file->GetFileHash();
1741         wxASSERT ( m_dirty_status.find(filehash) == m_dirty_status.end() );
1742         PARTFILE_STATUS status = { true, false, false, false, true, file };
1743         m_dirty_status[filehash] = status;
1744 }
1745
1746 void ECPartFileMsgSource::SetCompleted(CPartFile *file)
1747 {
1748         CMD4Hash filehash = file->GetFileHash();
1749         wxASSERT ( m_dirty_status.find(filehash) != m_dirty_status.end() );
1750
1751         m_dirty_status[filehash].m_finished = true;
1752 }
1753
1754 void ECPartFileMsgSource::SetRemoved(CPartFile *file)
1755 {
1756         CMD4Hash filehash = file->GetFileHash();
1757         wxASSERT ( m_dirty_status.find(filehash) != m_dirty_status.end() );
1758
1759         m_dirty_status[filehash].m_removed = true;
1760 }
1761
1762 CECPacket *ECPartFileMsgSource::GetNextPacket()
1763 {
1764         for(std::map<CMD4Hash, PARTFILE_STATUS>::iterator it = m_dirty_status.begin();
1765                 it != m_dirty_status.end(); it++) {
1766                 if ( it->second.m_new || it->second.m_dirty || it->second.m_removed) {
1767                         CMD4Hash filehash = it->first;
1768
1769                         CPartFile *partfile = it->second.m_file;
1770
1771                         CECPacket *packet = new CECPacket(EC_OP_DLOAD_QUEUE);
1772                         if ( it->second.m_removed ) {
1773                                 CECTag tag(EC_TAG_PARTFILE, filehash);
1774                                 packet->AddTag(tag);
1775                                 m_dirty_status.erase(it);
1776                         } else {
1777                                 CEC_PartFile_Tag tag(partfile, it->second.m_new ? EC_DETAIL_FULL : EC_DETAIL_UPDATE);
1778                                 packet->AddTag(tag);
1779                         }
1780                         m_dirty_status[filehash].m_new = false;
1781                         m_dirty_status[filehash].m_dirty = false;
1782
1783                         return packet;
1784                 }
1785         }
1786         return 0;
1787 }
1788
1789 /*
1790  * Shared files - similar to downloading
1791  */
1792 ECKnownFileMsgSource::ECKnownFileMsgSource()
1793 {
1794         for (unsigned int i = 0; i < theApp->sharedfiles->GetFileCount(); i++) {
1795                 CKnownFile *cur_file = (CKnownFile *)theApp->sharedfiles->GetFileByIndex(i);
1796                 KNOWNFILE_STATUS status = { true, false, false, true, cur_file };
1797                 m_dirty_status[cur_file->GetFileHash()] = status;
1798         }
1799 }
1800
1801 void ECKnownFileMsgSource::SetDirty(CKnownFile *file)
1802 {
1803         CMD4Hash filehash = file->GetFileHash();
1804         if ( m_dirty_status.find(filehash) != m_dirty_status.end() ) {
1805                 m_dirty_status[filehash].m_dirty = true;;
1806         }
1807 }
1808
1809 void ECKnownFileMsgSource::SetNew(CKnownFile *file)
1810 {
1811         CMD4Hash filehash = file->GetFileHash();
1812         wxASSERT ( m_dirty_status.find(filehash) == m_dirty_status.end() );
1813         KNOWNFILE_STATUS status = { true, false, false, true, file };
1814         m_dirty_status[filehash] = status;
1815 }
1816
1817 void ECKnownFileMsgSource::SetRemoved(CKnownFile *file)
1818 {
1819         CMD4Hash filehash = file->GetFileHash();
1820         wxASSERT ( m_dirty_status.find(filehash) != m_dirty_status.end() );
1821
1822         m_dirty_status[filehash].m_removed = true;
1823 }
1824
1825 CECPacket *ECKnownFileMsgSource::GetNextPacket()
1826 {
1827         for(std::map<CMD4Hash, KNOWNFILE_STATUS>::iterator it = m_dirty_status.begin();
1828                 it != m_dirty_status.end(); it++) {
1829                 if ( it->second.m_new || it->second.m_dirty || it->second.m_removed) {
1830                         CMD4Hash filehash = it->first;
1831
1832                         CKnownFile *partfile = it->second.m_file;
1833
1834                         CECPacket *packet = new CECPacket(EC_OP_SHARED_FILES);
1835                         if ( it->second.m_removed ) {
1836                                 CECTag tag(EC_TAG_PARTFILE, filehash);
1837                                 packet->AddTag(tag);
1838                                 m_dirty_status.erase(it);
1839                         } else {
1840                                 CEC_SharedFile_Tag tag(partfile, it->second.m_new ? EC_DETAIL_FULL : EC_DETAIL_UPDATE);
1841                                 packet->AddTag(tag);
1842                         }
1843                         m_dirty_status[filehash].m_new = false;
1844                         m_dirty_status[filehash].m_dirty = false;
1845
1846                         return packet;
1847                 }
1848         }
1849         return 0;
1850 }
1851
1852 /*
1853  * Notification about search status
1854 */
1855 ECSearchMsgSource::ECSearchMsgSource()
1856 {
1857 }
1858
1859 CECPacket *ECSearchMsgSource::GetNextPacket()
1860 {
1861         if ( m_dirty_status.empty() ) {
1862                 return 0;
1863         }
1864
1865         CECPacket *response = new CECPacket(EC_OP_SEARCH_RESULTS);
1866         for(std::map<CMD4Hash, SEARCHFILE_STATUS>::iterator it = m_dirty_status.begin();
1867                 it != m_dirty_status.end(); it++) {
1868
1869                 if ( it->second.m_new ) {
1870                         response->AddTag(CEC_SearchFile_Tag(it->second.m_file, EC_DETAIL_FULL));
1871                         it->second.m_new = false;
1872                 } else if ( it->second.m_dirty ) {
1873                         response->AddTag(CEC_SearchFile_Tag(it->second.m_file, EC_DETAIL_UPDATE));
1874                 }
1875
1876         }
1877
1878         return response;
1879 }
1880
1881 void ECSearchMsgSource::FlushStatus()
1882 {
1883         m_dirty_status.clear();
1884 }
1885
1886 void ECSearchMsgSource::SetDirty(CSearchFile *file)
1887 {
1888         if ( m_dirty_status.count(file->GetFileHash()) ) {
1889                 m_dirty_status[file->GetFileHash()].m_dirty = true;
1890         } else {
1891                 m_dirty_status[file->GetFileHash()].m_new = true;
1892                 m_dirty_status[file->GetFileHash()].m_dirty = true;
1893                 m_dirty_status[file->GetFileHash()].m_child_dirty = true;
1894                 m_dirty_status[file->GetFileHash()].m_file = file;
1895         }
1896 }
1897
1898 void ECSearchMsgSource::SetChildDirty(CSearchFile *file)
1899 {
1900         m_dirty_status[file->GetFileHash()].m_child_dirty = true;
1901 }
1902
1903 /*
1904  * Notification about uploading clients
1905  */
1906 CECPacket *ECClientMsgSource::GetNextPacket()
1907 {
1908         return 0;
1909 }
1910
1911 //
1912 // Notification iface per-client
1913 //
1914 ECNotifier::ECNotifier()
1915 {
1916 }
1917
1918 ECNotifier::~ECNotifier()
1919 {
1920         while (m_msg_source.begin() != m_msg_source.end())
1921                 Remove_EC_Client(m_msg_source.begin()->first);
1922 }
1923
1924 CECPacket *ECNotifier::GetNextPacket(ECUpdateMsgSource *msg_source_array[])
1925 {
1926         CECPacket *packet = 0;
1927         //
1928         // priority 0 is highest
1929         //
1930         for(int i = 0; i < EC_STATUS_LAST_PRIO; i++) {
1931                 if ( (packet = msg_source_array[i]->GetNextPacket()) != 0 ) {
1932                         break;
1933                 }
1934         }
1935         return packet;
1936 }
1937
1938 CECPacket *ECNotifier::GetNextPacket(CECServerSocket *sock)
1939 {
1940         //
1941         // OnOutput is called for a first time before
1942         // socket is registered
1943         //
1944         if ( m_msg_source.count(sock) ) {
1945                 ECUpdateMsgSource **notifier_array = m_msg_source[sock];
1946                 if ( !notifier_array ) {
1947                         return 0;
1948                 }
1949                 CECPacket *packet = GetNextPacket(notifier_array);
1950                 printf("[EC] next update packet; opcode=%x\n",packet ? packet->GetOpCode() : 0xff);
1951                 return packet;
1952         } else {
1953                 return 0;
1954         }
1955 }
1956
1957 //
1958 // Interface to notification macros
1959 //
1960 void ECNotifier::DownloadFile_SetDirty(CPartFile *file)
1961 {
1962         for(std::map<CECServerSocket *, ECUpdateMsgSource **>::iterator i = m_msg_source.begin();
1963                 i != m_msg_source.end(); i++) {
1964                 CECServerSocket *sock = i->first;
1965                 if ( sock->HaveNotificationSupport() ) {
1966                         ECUpdateMsgSource **notifier_array = i->second;
1967                         ((ECPartFileMsgSource *)notifier_array[EC_PARTFILE])->SetDirty(file);
1968                 }
1969         }
1970         NextPacketToSocket();
1971 }
1972
1973 void ECNotifier::DownloadFile_RemoveFile(CPartFile *file)
1974 {
1975         for(std::map<CECServerSocket *, ECUpdateMsgSource **>::iterator i = m_msg_source.begin();
1976                 i != m_msg_source.end(); i++) {
1977                 ECUpdateMsgSource **notifier_array = i->second;
1978                 ((ECPartFileMsgSource *)notifier_array[EC_PARTFILE])->SetRemoved(file);
1979         }
1980         NextPacketToSocket();
1981 }
1982
1983 void ECNotifier::DownloadFile_RemoveSource(CPartFile *)
1984 {
1985         // per-partfile source list is not supported (yet), and IMHO quite useless
1986 }
1987
1988 void ECNotifier::DownloadFile_AddFile(CPartFile *file)
1989 {
1990         for(std::map<CECServerSocket *, ECUpdateMsgSource **>::iterator i = m_msg_source.begin();
1991                 i != m_msg_source.end(); i++) {
1992                 ECUpdateMsgSource **notifier_array = i->second;
1993                 ((ECPartFileMsgSource *)notifier_array[EC_PARTFILE])->SetNew(file);
1994         }
1995         NextPacketToSocket();
1996 }
1997
1998 void ECNotifier::DownloadFile_AddSource(CPartFile *)
1999 {
2000         // per-partfile source list is not supported (yet), and IMHO quite useless
2001 }
2002
2003 void ECNotifier::SharedFile_AddFile(CKnownFile *file)
2004 {
2005         for(std::map<CECServerSocket *, ECUpdateMsgSource **>::iterator i = m_msg_source.begin();
2006                 i != m_msg_source.end(); i++) {
2007                 ECUpdateMsgSource **notifier_array = i->second;
2008                 ((ECKnownFileMsgSource *)notifier_array[EC_KNOWN])->SetNew(file);
2009         }
2010         NextPacketToSocket();
2011 }
2012
2013 void ECNotifier::SharedFile_RemoveFile(CKnownFile *file)
2014 {
2015         for(std::map<CECServerSocket *, ECUpdateMsgSource **>::iterator i = m_msg_source.begin();
2016                 i != m_msg_source.end(); i++) {
2017                 ECUpdateMsgSource **notifier_array = i->second;
2018                 ((ECKnownFileMsgSource *)notifier_array[EC_KNOWN])->SetRemoved(file);
2019         }
2020         NextPacketToSocket();
2021 }
2022
2023 void ECNotifier::SharedFile_RemoveAllFiles()
2024 {
2025         // need to figure out what to do here
2026 }
2027
2028 void ECNotifier::Add_EC_Client(CECServerSocket *sock)
2029 {
2030         ECUpdateMsgSource **notifier_array = new ECUpdateMsgSource *[EC_STATUS_LAST_PRIO];
2031         notifier_array[EC_STATUS] = new ECStatusMsgSource();
2032         notifier_array[EC_SEARCH] = new ECSearchMsgSource();
2033         notifier_array[EC_PARTFILE] = new ECPartFileMsgSource();
2034         notifier_array[EC_CLIENT] = new ECClientMsgSource();
2035         notifier_array[EC_KNOWN] = new ECKnownFileMsgSource();
2036
2037         m_msg_source[sock] = notifier_array;
2038 }
2039
2040 void ECNotifier::Remove_EC_Client(CECServerSocket *sock)
2041 {
2042         if (m_msg_source.count(sock)) {
2043                 ECUpdateMsgSource **notifier_array = m_msg_source[sock];
2044
2045                 m_msg_source.erase(sock);
2046
2047                 for(int i = 0; i < EC_STATUS_LAST_PRIO; i++) {
2048                         delete notifier_array[i];
2049                 }
2050                 delete [] notifier_array;
2051         }
2052 }
2053
2054 void ECNotifier::NextPacketToSocket()
2055 {
2056         for(std::map<CECServerSocket *, ECUpdateMsgSource **>::iterator i = m_msg_source.begin();
2057                 i != m_msg_source.end(); i++) {
2058                 CECServerSocket *sock = i->first;
2059                 if ( sock->HaveNotificationSupport() && !sock->DataPending() ) {
2060                         ECUpdateMsgSource **notifier_array = i->second;
2061                         CECPacket *packet = GetNextPacket(notifier_array);
2062                         if ( packet ) {
2063                                 printf("[EC] sending update packet; opcode=%x\n",packet->GetOpCode());
2064                                 sock->SendPacket(packet);
2065                         }
2066                 }
2067         }
2068 }
2069
2070 // File_checked_for_headers