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                         AddLogLineN(wxString(wxGetTranslation(err))
 474                                                 + wxT(" ") + thePrefs::ECPassword());
 475                         response = new CECPacket(EC_OP_AUTH_FAIL);
 476                         response->AddTag(CECTag(EC_TAG_STRING, err));
 477                 } else {
 478                         wxString saltHash = MD5Sum(CFormat(wxT("%lX")) % m_passwd_salt).GetHash();
 479                         wxString saltStr = CFormat(wxT("%lX")) % m_passwd_salt;
 480
 481                         passh.Decode(MD5Sum(thePrefs::ECPassword().Lower() + saltHash).GetHash());
 482
 483                         if (passwd && passwd->GetMD4Data() == passh) {
 484                                 response = new CECPacket(EC_OP_AUTH_OK);
 485                                 response->AddTag(CECTag(EC_TAG_SERVER_VERSION, wxT(VERSION)));
 486                         } else {
 487                                 wxString err;
 488                                 if (passwd) {
 489                                         err = wxTRANSLATE("Authentication failed: wrong password.");
 490                                 } else {
 491                                         err = wxTRANSLATE("Authentication failed: missing password.");
 492                                 }
 493
 494                                 response = new CECPacket(EC_OP_AUTH_FAIL);
 495                                 response->AddTag(CECTag(EC_TAG_STRING, err));
 496                                 AddLogLineM(false, wxGetTranslation(err));
 497                         }
 498                 }
 499         } else {
 500                 response = new CECPacket(EC_OP_AUTH_FAIL);
 501                 response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("Invalid request, please authenticate first.")));
 502         }
 503
 504         if (response->GetOpCode() == EC_OP_AUTH_OK) {
 505                 m_conn_state = CONN_ESTABLISHED;
 506                 AddLogLineM(false, _("Access granted."));
 507                 // Establish notification handler if client supports it
 508                 if (HaveNotificationSupport()) {
 509                         theApp->ECServerHandler->m_ec_notifier->Add_EC_Client(this);
 510                 }
 511         } else if (response->GetOpCode() == EC_OP_AUTH_FAIL) {
 512                 // Log message sent to client
 513                 if (response->GetFirstTagSafe()->IsString()) {
 514                         AddLogLineM(false, CFormat(_("Sent error message \"%s\" to client.")) % wxGetTranslation(response->GetFirstTagSafe()->GetStringData()));
 515                 }
 516                 // Access denied!
 517                 amuleIPV4Address address;
 518                 GetPeer(address);
 519                 AddLogLineM(false, CFormat(_("Unauthorized access attempt from %s. Connection closed.")) % address.IPAddress() );
 520                 m_conn_state = CONN_FAILED;
 521         }
 522
 523         return response;
 524 }
 525
 526 // Make a Logger tag (if there are any logging messages) and add it to the response
 527 static void AddLoggerTag(CECPacket *response, CLoggerAccess &LoggerAccess)
 528 {
 529         if (LoggerAccess.HasString()) {
 530                 CECEmptyTag tag(EC_TAG_STATS_LOGGER_MESSAGE);
 531                 // Tag structure is fix: tag carries nothing, inside are the strings
 532                 // maximum of 200 log lines per message
 533                 int entries = 0;
 534                 wxString line;
 535                 while (entries < 200 && LoggerAccess.GetString(line)) {
 536                         tag.AddTag(CECTag(EC_TAG_STRING, line));
 537                         entries++;
 538                 }
 539                 response->AddTag(tag);
 540                 //printf("send Log tag %d %d\n", FirstEntry, entries);
 541         }
 542 }
 543
 544 static CECPacket *Get_EC_Response_StatRequest(const CECPacket *request, CLoggerAccess &LoggerAccess)
 545 {
 546         CECPacket *response = new CECPacket(EC_OP_STATS);
 547
 548         switch (request->GetDetailLevel()) {
 549                 case EC_DETAIL_FULL:
 550                         response->AddTag(CECTag(EC_TAG_STATS_UP_OVERHEAD, (uint32)theStats::GetUpOverheadRate()));
 551                         response->AddTag(CECTag(EC_TAG_STATS_DOWN_OVERHEAD, (uint32)theStats::GetDownOverheadRate()));
 552                         response->AddTag(CECTag(EC_TAG_STATS_BANNED_COUNT, /*(uint32)*/theStats::GetBannedCount()));
 553                         AddLoggerTag(response, LoggerAccess);
 554                 case EC_DETAIL_WEB:
 555                 case EC_DETAIL_CMD:
 556                         response->AddTag(CECTag(EC_TAG_STATS_UL_SPEED, (uint32)theStats::GetUploadRate()));
 557                         response->AddTag(CECTag(EC_TAG_STATS_DL_SPEED, (uint32)(theStats::GetDownloadRate())));
 558                         response->AddTag(CECTag(EC_TAG_STATS_UL_SPEED_LIMIT, (uint32)(thePrefs::GetMaxUpload()*1024.0)));
 559                         response->AddTag(CECTag(EC_TAG_STATS_DL_SPEED_LIMIT, (uint32)(thePrefs::GetMaxDownload()*1024.0)));
 560                         response->AddTag(CECTag(EC_TAG_STATS_UL_QUEUE_LEN, /*(uint32)*/theStats::GetWaitingUserCount()));
 561                         response->AddTag(CECTag(EC_TAG_STATS_TOTAL_SRC_COUNT, /*(uint32)*/theStats::GetFoundSources()));
 562                         // User/Filecounts
 563                         {
 564                                 uint32 totaluser = 0, totalfile = 0;
 565                                 theApp->serverlist->GetUserFileStatus( totaluser, totalfile );
 566                                 response->AddTag(CECTag(EC_TAG_STATS_ED2K_USERS, totaluser));
 567                                 response->AddTag(CECTag(EC_TAG_STATS_KAD_USERS, Kademlia::CKademlia::GetKademliaUsers()));
 568                                 response->AddTag(CECTag(EC_TAG_STATS_ED2K_FILES, totalfile));
 569                                 response->AddTag(CECTag(EC_TAG_STATS_KAD_FILES, Kademlia::CKademlia::GetKademliaFiles()));
 570                         }
 571                         // Kad stats
 572                         if (Kademlia::CKademlia::IsConnected()) {
 573                                 response->AddTag(CECTag(EC_TAG_STATS_KAD_FIREWALLED_UDP, Kademlia::CUDPFirewallTester::IsFirewalledUDP(true)));
 574                                 response->AddTag(CECTag(EC_TAG_STATS_KAD_INDEXED_SOURCES, Kademlia::CKademlia::GetIndexed()->m_totalIndexSource));
 575                                 response->AddTag(CECTag(EC_TAG_STATS_KAD_INDEXED_KEYWORDS, Kademlia::CKademlia::GetIndexed()->m_totalIndexKeyword));
 576                                 response->AddTag(CECTag(EC_TAG_STATS_KAD_INDEXED_NOTES, Kademlia::CKademlia::GetIndexed()->m_totalIndexNotes));
 577                                 response->AddTag(CECTag(EC_TAG_STATS_KAD_INDEXED_LOAD, Kademlia::CKademlia::GetIndexed()->m_totalIndexLoad));
 578                                 response->AddTag(CECTag(EC_TAG_STATS_KAD_IP_ADRESS, wxUINT32_SWAP_ALWAYS(Kademlia::CKademlia::GetPrefs()->GetIPAddress())));
 579                                 response->AddTag(CECTag(EC_TAG_STATS_BUDDY_STATUS, theApp->clientlist->GetBuddyStatus()));
 580                                 uint32 BuddyIP = 0;
 581                                 uint16 BuddyPort = 0;
 582                                 CUpDownClient * Buddy = theApp->clientlist->GetBuddy();
 583                                 if (Buddy) {
 584                                         BuddyIP = Buddy->GetIP();
 585                                         BuddyPort = Buddy->GetUDPPort();
 586                                 }
 587                                 response->AddTag(CECTag(EC_TAG_STATS_BUDDY_IP, BuddyIP));
 588                                 response->AddTag(CECTag(EC_TAG_STATS_BUDDY_PORT, BuddyPort));
 589                         }
 590                 case EC_DETAIL_UPDATE:
 591                 case EC_DETAIL_INC_UPDATE:
 592                         break;
 593         };
 594
 595         return response;
 596 }
 597
 598 static CECPacket *Get_EC_Response_GetSharedFiles(const CECPacket *request, CFileEncoderMap &encoders)
 599 {
 600         wxASSERT(request->GetOpCode() == EC_OP_GET_SHARED_FILES);
 601
 602         CECPacket *response = new CECPacket(EC_OP_SHARED_FILES);
 603
 604         EC_DETAIL_LEVEL detail_level = request->GetDetailLevel();
 605         //
 606         // request can contain list of queried items
 607         CTagSet<uint32, EC_TAG_KNOWNFILE> queryitems(request);
 608
 609         encoders.UpdateEncoders();
 610
 611         for (uint32 i = 0; i < theApp->sharedfiles->GetFileCount(); ++i) {
 612                 CKnownFile *cur_file = (CKnownFile *)theApp->sharedfiles->GetFileByIndex(i);
 613
 614                 if ( !cur_file || (!queryitems.empty() && !queryitems.count(cur_file->ECID())) ) {
 615                         continue;
 616                 }
 617
 618                 CEC_SharedFile_Tag filetag(cur_file, detail_level);
 619                 CKnownFile_Encoder *enc = encoders[cur_file->ECID()];
 620                 if ( detail_level != EC_DETAIL_UPDATE ) {
 621                         enc->ResetEncoder();
 622                 }
 623                 enc->Encode(&filetag);
 624                 response->AddTag(filetag);
 625         }
 626         return response;
 627 }
 628
 629 static CECPacket *Get_EC_Response_GetUpdate(CFileEncoderMap &encoders, CObjTagMap &tagmap)
 630 {
 631         CECPacket *response = new CECPacket(EC_OP_SHARED_FILES);
 632
 633         encoders.UpdateEncoders();
 634         for (CFileEncoderMap::iterator it = encoders.begin(); it != encoders.end(); ++it) {
 635                 const CKnownFile *cur_file = it->second->GetFile();
 636                 CValueMap &valuemap = tagmap.GetValueMap(cur_file->ECID());
 637                 if (cur_file->IsCPartFile()) {
 638                         CEC_PartFile_Tag filetag((const CPartFile*) cur_file, EC_DETAIL_INC_UPDATE, &valuemap);
 639                         // Add information if partfile is shared
 640                         filetag.AddTag(EC_TAG_PARTFILE_SHARED, it->second->IsShared(), &valuemap);
 641
 642                         CPartFile_Encoder * enc = (CPartFile_Encoder *) encoders[cur_file->ECID()];
 643                         enc->Encode(&filetag);
 644                         response->AddTag(filetag);
 645                 } else {
 646                         CEC_SharedFile_Tag filetag(cur_file, EC_DETAIL_INC_UPDATE, &valuemap);
 647                         CKnownFile_Encoder * enc = encoders[cur_file->ECID()];
 648                         enc->Encode(&filetag);
 649                         response->AddTag(filetag);
 650                 }
 651         }
 652         // Add clients
 653         CECEmptyTag clients(EC_TAG_CLIENT);
 654         const CClientList::IDMap& clientList = theApp->clientlist->GetClientList();
 655         for (CClientList::IDMap::const_iterator it = clientList.begin(); it != clientList.end(); it++) {
 656                 const CUpDownClient* cur_client = it->second;
 657                 CValueMap &valuemap = tagmap.GetValueMap(cur_client->ECID());
 658                 clients.AddTag(CEC_UpDownClient_Tag(cur_client, EC_DETAIL_INC_UPDATE, &valuemap));
 659         }
 660         response->AddTag(clients);
 661
 662         return response;
 663 }
 664
 665 static CECPacket *Get_EC_Response_GetClientQueue(const CECPacket *request, CObjTagMap &tagmap, int op)
 666 {
 667         CECPacket *response = new CECPacket(op);
 668
 669         EC_DETAIL_LEVEL detail_level = request->GetDetailLevel();
 670
 671         //
 672         // request can contain list of queried items
 673         // (not for incremental update of course)
 674         CTagSet<uint32, EC_TAG_CLIENT> queryitems(request);
 675
 676         const CClientPtrList& clients = theApp->uploadqueue->GetUploadingList();
 677         CClientPtrList::const_iterator it = clients.begin();
 678         for (; it != clients.end(); ++it) {
 679                 CUpDownClient* cur_client = *it;
 680
 681                 if (!cur_client) {      // shouldn't happen
 682                         continue;
 683                 }
 684                 if (!queryitems.empty() && !queryitems.count(cur_client->ECID())) {
 685                         continue;
 686                 }
 687                 CValueMap *valuemap = NULL;
 688                 if (detail_level == EC_DETAIL_INC_UPDATE) {
 689                         valuemap = &tagmap.GetValueMap(cur_client->ECID());
 690                 }
 691                 CEC_UpDownClient_Tag cli_tag(cur_client, detail_level, valuemap);
 692
 693                 response->AddTag(cli_tag);
 694         }
 695
 696         return response;
 697 }
 698
 699
 700 static CECPacket *Get_EC_Response_GetDownloadQueue(const CECPacket *request, CFileEncoderMap &encoders)
 701 {
 702         CECPacket *response = new CECPacket(EC_OP_DLOAD_QUEUE);
 703
 704         EC_DETAIL_LEVEL detail_level = request->GetDetailLevel();
 705         //
 706         // request can contain list of queried items
 707         CTagSet<uint32, EC_TAG_PARTFILE> queryitems(request);
 708
 709         encoders.UpdateEncoders();
 710
 711         for (unsigned int i = 0; i < theApp->downloadqueue->GetFileCount(); i++) {
 712                 CPartFile *cur_file = theApp->downloadqueue->GetFileByIndex(i);
 713
 714                 if ( !queryitems.empty() && !queryitems.count(cur_file->ECID()) ) {
 715                         continue;
 716                 }
 717
 718                 CEC_PartFile_Tag filetag(cur_file, detail_level);
 719
 720                 CPartFile_Encoder * enc = (CPartFile_Encoder *) encoders[cur_file->ECID()];
 721                 if ( detail_level != EC_DETAIL_UPDATE ) {
 722                         enc->ResetEncoder();
 723                 }
 724                 enc->Encode(&filetag);
 725
 726                 response->AddTag(filetag);
 727         }
 728         return response;
 729 }
 730
 731
 732 static CECPacket *Get_EC_Response_PartFile_Cmd(const CECPacket *request)
 733 {
 734         CECPacket *response = NULL;
 735
 736         // request can contain multiple files.
 737         for (CECPacket::const_iterator it1 = request->begin(); it1 != request->end(); it1++) {
 738                 const CECTag &hashtag = *it1;
 739
 740                 wxASSERT(hashtag.GetTagName() == EC_TAG_PARTFILE);
 741
 742                 CMD4Hash hash = hashtag.GetMD4Data();
 743                 CPartFile *pfile = theApp->downloadqueue->GetFileByID( hash );
 744
 745                 if ( !pfile ) {
 746                         AddLogLineM(false,CFormat(_("Remote PartFile command failed: FileHash not found: %s")) % hash.Encode());
 747                         response = new CECPacket(EC_OP_FAILED);
 748                         response->AddTag(CECTag(EC_TAG_STRING, CFormat(wxString(wxTRANSLATE("FileHash not found: %s"))) % hash.Encode()));
 749                         //return response;
 750                         break;
 751                 }
 752                 switch (request->GetOpCode()) {
 753                         case EC_OP_PARTFILE_SWAP_A4AF_THIS:
 754                                 if ((pfile->GetStatus(false) == PS_READY) ||
 755                                         (pfile->GetStatus(false) == PS_EMPTY)) {
 756                                         CKnownFile::SourceSet::const_iterator it = pfile->GetA4AFList().begin();
 757                                         while ( it != pfile->GetA4AFList().end() ) {
 758                                                 CUpDownClient *cur_source = *it++;
 759
 760                                                 cur_source->SwapToAnotherFile(true, false, false, pfile);
 761                                         }
 762                                 }
 763                                 break;
 764                         case EC_OP_PARTFILE_SWAP_A4AF_THIS_AUTO:
 765                                 pfile->SetA4AFAuto(!pfile->IsA4AFAuto());
 766                                 break;
 767                         case EC_OP_PARTFILE_SWAP_A4AF_OTHERS:
 768                                 if ((pfile->GetStatus(false) == PS_READY) ||
 769                                     (pfile->GetStatus(false) == PS_EMPTY)) {
 770                                         CKnownFile::SourceSet::const_iterator it = pfile->GetSourceList().begin();
 771                                         while ( it != pfile->GetSourceList().end() ) {
 772                                                 CUpDownClient* cur_source = *it++;
 773
 774                                                 cur_source->SwapToAnotherFile(false, false, false, NULL);
 775                                         }
 776                                 }
 777                                 break;
 778                         case EC_OP_PARTFILE_PAUSE:
 779                                 pfile->PauseFile();
 780                                 break;
 781                         case EC_OP_PARTFILE_RESUME:
 782                                 pfile->ResumeFile();
 783                                 pfile->SavePartFile();
 784                                 break;
 785                         case EC_OP_PARTFILE_STOP:
 786                                 pfile->StopFile();
 787                                 break;
 788                         case EC_OP_PARTFILE_PRIO_SET: {
 789                                         uint8 prio = hashtag.GetFirstTagSafe()->GetInt();
 790                                         if ( prio == PR_AUTO ) {
 791                                                 pfile->SetAutoDownPriority(1);
 792                                         } else {
 793                                                 pfile->SetAutoDownPriority(0);
 794                                                 pfile->SetDownPriority(prio);
 795                                         }
 796                                 }
 797                                 break;
 798                         case EC_OP_PARTFILE_DELETE:
 799                                 if ( thePrefs::StartNextFile() && (pfile->GetStatus() != PS_PAUSED) ) {
 800                                         theApp->downloadqueue->StartNextFile(pfile);
 801                                 }
 802                                 pfile->Delete();
 803                                 break;
 804
 805                         case EC_OP_PARTFILE_SET_CAT:
 806                                 pfile->SetCategory(hashtag.GetFirstTagSafe()->GetInt());
 807                                 break;
 808
 809                         default:
 810                                 response = new CECPacket(EC_OP_FAILED);
 811                                 response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("OOPS! OpCode processing error!")));
 812                                 break;
 813                 }
 814         }
 815         if (!response) {
 816                 response = new CECPacket(EC_OP_NOOP);
 817         }
 818         return response;
 819 }
 820
 821 static CECPacket *Get_EC_Response_Server_Add(const CECPacket *request)
 822 {
 823         CECPacket *response = NULL;
 824
 825         const CECTag *srv_tag = request->GetFirstTagSafe();
 826
 827         wxString full_addr = srv_tag->GetTagByName(EC_TAG_SERVER_ADDRESS)->GetStringData();
 828         wxString name = srv_tag->GetTagByName(EC_TAG_SERVER_NAME)->GetStringData();
 829
 830         wxString s_ip = full_addr.Left(full_addr.Find(':'));
 831         wxString s_port = full_addr.Mid(full_addr.Find(':') + 1);
 832
 833         long port = StrToULong(s_port);
 834         CServer* toadd = new CServer(port, s_ip);
 835         toadd->SetListName(name.IsEmpty() ? full_addr : name);
 836
 837         if ( theApp->AddServer(toadd, true) ) {
 838                 response = new CECPacket(EC_OP_NOOP);
 839         } else {
 840                 response = new CECPacket(EC_OP_FAILED);
 841                 response->AddTag(CECTag(EC_TAG_STRING, _("Server not added")));
 842                 delete toadd;
 843         }
 844
 845         return response;
 846 }
 847
 848 static CECPacket *Get_EC_Response_Server(const CECPacket *request)
 849 {
 850         CECPacket *response = NULL;
 851         const CECTag *srv_tag = request->GetFirstTagSafe();
 852         CServer *srv = 0;
 853         if ( srv_tag ) {
 854                 srv = theApp->serverlist->GetServerByIPTCP(srv_tag->GetIPv4Data().IP(), srv_tag->GetIPv4Data().m_port);
 855                 // server tag passed, but server not found
 856                 if ( !srv ) {
 857                         response = new CECPacket(EC_OP_FAILED);
 858                         response->AddTag(CECTag(EC_TAG_STRING,
 859                                                 CFormat(wxString(wxTRANSLATE("server not found: %s"))) % srv_tag->GetIPv4Data().StringIP()));
 860                         return response;
 861                 }
 862         }
 863         switch (request->GetOpCode()) {
 864                 case EC_OP_SERVER_DISCONNECT:
 865                         theApp->serverconnect->Disconnect();
 866                         response = new CECPacket(EC_OP_NOOP);
 867                         break;
 868                 case EC_OP_SERVER_REMOVE:
 869                         if ( srv ) {
 870                                 theApp->serverlist->RemoveServer(srv);
 871                                 response = new CECPacket(EC_OP_NOOP);
 872                         } else {
 873                                 response = new CECPacket(EC_OP_FAILED);
 874                                 response->AddTag(CECTag(EC_TAG_STRING,
 875                                                         wxTRANSLATE("need to define server to be removed")));
 876                         }
 877                         break;
 878                 case EC_OP_SERVER_CONNECT:
 879                         if (thePrefs::GetNetworkED2K()) {
 880                                 if ( srv ) {
 881                                         theApp->serverconnect->ConnectToServer(srv);
 882                                         response = new CECPacket(EC_OP_NOOP);
 883                                 } else {
 884                                         theApp->serverconnect->ConnectToAnyServer();
 885                                         response = new CECPacket(EC_OP_NOOP);
 886                                 }
 887                         } else {
 888                                 response = new CECPacket(EC_OP_FAILED);
 889                                 response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("eD2k is disabled in preferences.")));
 890                         }
 891                         break;
 892         }
 893         if (!response) {
 894                 response = new CECPacket(EC_OP_FAILED);
 895                 response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("OOPS! OpCode processing error!")));
 896         }
 897         return response;
 898 }
 899
 900 static CECPacket *Get_EC_Response_Search_Results(const CECPacket *request)
 901 {
 902         CECPacket *response = new CECPacket(EC_OP_SEARCH_RESULTS);
 903
 904         EC_DETAIL_LEVEL detail_level = request->GetDetailLevel();
 905         //
 906         // request can contain list of queried items
 907         CTagSet<uint32, EC_TAG_SEARCHFILE> queryitems(request);
 908
 909         const CSearchResultList& list = theApp->searchlist->GetSearchResults(0xffffffff);
 910         CSearchResultList::const_iterator it = list.begin();
 911         while (it != list.end()) {
 912                 CSearchFile* sf = *it++;
 913                 if ( !queryitems.empty() && !queryitems.count(sf->ECID()) ) {
 914                         continue;
 915                 }
 916                 response->AddTag(CEC_SearchFile_Tag(sf, detail_level));
 917         }
 918         return response;
 919 }
 920
 921 static CECPacket *Get_EC_Response_Search_Results(CObjTagMap &tagmap)
 922 {
 923         CECPacket *response = new CECPacket(EC_OP_SEARCH_RESULTS);
 924
 925         const CSearchResultList& list = theApp->searchlist->GetSearchResults(0xffffffff);
 926         CSearchResultList::const_iterator it = list.begin();
 927         while (it != list.end()) {
 928                 CSearchFile* sf = *it++;
 929                 CValueMap &valuemap = tagmap.GetValueMap(sf->ECID());
 930                 response->AddTag(CEC_SearchFile_Tag(sf, EC_DETAIL_INC_UPDATE, &valuemap));
 931                 /* Here we could add the children, if amulegui were able to merge them.
 932                 if (sf->HasChildren()) {
 933                         const CSearchResultList& children = sf->GetChildren();
 934                         for (size_t i = 0; i < children.size(); ++i) {
 935                                 CSearchFile* sfc = children.at(i);
 936                                 CValueMap &valuemap1 = tagmap.GetValueMap(sfc->ECID());
 937                                 response->AddTag(CEC_SearchFile_Tag(sfc, EC_DETAIL_INC_UPDATE, &valuemap1));
 938                         }
 939                 }
 940                 */
 941         }
 942         return response;
 943 }
 944
 945 static CECPacket *Get_EC_Response_Search_Results_Download(const CECPacket *request)
 946 {
 947         CECPacket *response = new CECPacket(EC_OP_STRINGS);
 948         for (CECPacket::const_iterator it = request->begin(); it != request->end(); it++) {
 949                 const CECTag &tag = *it;
 950                 CMD4Hash hash = tag.GetMD4Data();
 951                 uint8 category = tag.GetFirstTagSafe()->GetInt();
 952                 theApp->searchlist->AddFileToDownloadByHash(hash, category);
 953         }
 954         return response;
 955 }
 956
 957 static CECPacket *Get_EC_Response_Search_Stop(const CECPacket *WXUNUSED(request))
 958 {
 959         CECPacket *reply = new CECPacket(EC_OP_MISC_DATA);
 960         theApp->searchlist->StopGlobalSearch();
 961         return reply;
 962 }
 963
 964 static CECPacket *Get_EC_Response_Search(const CECPacket *request)
 965 {
 966         wxString response;
 967
 968         CEC_Search_Tag *search_request = (CEC_Search_Tag *)request->GetFirstTagSafe();
 969         theApp->searchlist->RemoveResults(0xffffffff);
 970
 971         CSearchList::CSearchParams params;
 972         params.searchString     = search_request->SearchText();
 973         params.typeText         = search_request->SearchFileType();
 974         params.extension        = search_request->SearchExt();
 975         params.minSize          = search_request->MinSize();
 976         params.maxSize          = search_request->MaxSize();
 977         params.availability     = search_request->Avail();
 978
 979
 980         EC_SEARCH_TYPE search_type = search_request->SearchType();
 981         SearchType core_search_type = LocalSearch;
 982         switch (search_type) {
 983                 case EC_SEARCH_GLOBAL:
 984                         core_search_type = GlobalSearch;
 985                 case EC_SEARCH_KAD:
 986                         if (core_search_type != GlobalSearch) { // Not a global search obviously
 987                                 core_search_type = KadSearch;
 988                         }
 989                 case EC_SEARCH_LOCAL: {
 990                         uint32 search_id = 0xffffffff;
 991                         wxString error = theApp->searchlist->StartNewSearch(&search_id, core_search_type, params);
 992                         if (!error.IsEmpty()) {
 993                                 response = error;
 994                         } else {
 995                                 response = wxTRANSLATE("Search in progress. Refetch results in a moment!");
 996                         }
 997                         break;
 998                 }
 999                 case EC_SEARCH_WEB:
1000                                 response = wxTRANSLATE("WebSearch from remote interface makes no sense.");
1001                         break;
1002         }
1003
1004         CECPacket *reply = new CECPacket(EC_OP_FAILED);
1005         // error or search in progress
1006         reply->AddTag(CECTag(EC_TAG_STRING, response));
1007
1008         return reply;
1009 }
1010
1011 static CECPacket *Get_EC_Response_Set_SharedFile_Prio(const CECPacket *request)
1012 {
1013         CECPacket *response = new CECPacket(EC_OP_NOOP);
1014         for (CECPacket::const_iterator it = request->begin(); it != request->end(); it++) {
1015                 const CECTag &tag = *it;
1016                 CMD4Hash hash = tag.GetMD4Data();
1017                 uint8 prio = tag.GetFirstTagSafe()->GetInt();
1018                 CKnownFile* cur_file = theApp->sharedfiles->GetFileByID(hash);
1019                 if ( !cur_file ) {
1020                         continue;
1021                 }
1022                 if (prio == PR_AUTO) {
1023                         cur_file->SetAutoUpPriority(1);
1024                         cur_file->UpdateAutoUpPriority();
1025                 } else {
1026                         cur_file->SetAutoUpPriority(0);
1027                         cur_file->SetUpPriority(prio);
1028                 }
1029                 Notify_SharedFilesUpdateItem(cur_file);
1030         }
1031
1032         return response;
1033 }
1034
1035 static CECPacket *Get_EC_Response_Kad_Connect(const CECPacket *request)
1036 {
1037         CECPacket *response;
1038         if (thePrefs::GetNetworkKademlia()) {
1039                 response = new CECPacket(EC_OP_NOOP);
1040                 if ( !Kademlia::CKademlia::IsRunning() ) {
1041                         Kademlia::CKademlia::Start();
1042                         theApp->ShowConnectionState();
1043                 }
1044                 const CECTag *addrtag = request->GetFirstTagSafe();
1045                 if ( addrtag ) {
1046                         uint32 ip = addrtag->GetIPv4Data().IP();
1047                         uint16 port = addrtag->GetIPv4Data().m_port;
1048                         Kademlia::CKademlia::Bootstrap(ip, port, true);
1049                 }
1050         } else {
1051                 response = new CECPacket(EC_OP_FAILED);
1052                 response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("Kad is disabled in preferences.")));
1053         }
1054
1055         return response;
1056 }
1057
1058 void CPartFile_Encoder::Encode(CECTag *parent)
1059 {
1060         //
1061         // Source part frequencies
1062         //
1063         CKnownFile_Encoder::Encode(parent);
1064
1065         //
1066         // Gaps
1067         //
1068         const CGapList& gaplist = m_PartFile()->GetGapList();
1069         const size_t gap_list_size = gaplist.size();
1070         ArrayOfUInts64 gaps;
1071         gaps.reserve(gap_list_size * 2);
1072
1073         for (CGapList::const_iterator curr_pos = gaplist.begin();
1074                         curr_pos != gaplist.end(); ++curr_pos) {
1075                 gaps.push_back(curr_pos.start());
1076                 gaps.push_back(curr_pos.end());
1077         }
1078
1079         int gap_enc_size = 0;
1080         bool changed;
1081         const uint8 *gap_enc_data = m_gap_status.Encode(gaps, gap_enc_size, changed);
1082         if (changed) {
1083                 parent->AddTag(CECTag(EC_TAG_PARTFILE_GAP_STATUS, gap_enc_size, (void *)gap_enc_data));
1084         }
1085         delete[] gap_enc_data;
1086
1087         //
1088         // Requested blocks
1089         //
1090         ArrayOfUInts64 req_buffer;
1091         const CPartFile::CReqBlockPtrList& requestedblocks = m_PartFile()->GetRequestedBlockList();
1092         CPartFile::CReqBlockPtrList::const_iterator curr_pos2 = requestedblocks.begin();
1093
1094         for ( ; curr_pos2 != requestedblocks.end(); ++curr_pos2 ) {
1095                 Requested_Block_Struct* block = *curr_pos2;
1096                 req_buffer.push_back(block->StartOffset);
1097                 req_buffer.push_back(block->EndOffset);
1098         }
1099         int req_enc_size = 0;
1100         const uint8 *req_enc_data = m_req_status.Encode(req_buffer, req_enc_size, changed);
1101         if (changed) {
1102                 parent->AddTag(CECTag(EC_TAG_PARTFILE_REQ_STATUS, req_enc_size, (void *)req_enc_data));
1103         }
1104         delete[] req_enc_data;
1105
1106         //
1107         // Source names
1108         //
1109         // First count occurrence of all source names
1110         //
1111         CECEmptyTag sourceNames(EC_TAG_PARTFILE_SOURCE_NAMES);
1112         typedef std::map<wxString, int> strIntMap;
1113         strIntMap nameMap;
1114         const CPartFile::SourceSet &sources = m_PartFile()->GetSourceList();
1115         for (CPartFile::SourceSet::const_iterator it = sources.begin(); it != sources.end(); ++it) {
1116                 CUpDownClient *cur_src = *it;
1117                 if (cur_src->GetRequestFile() != m_file || cur_src->GetClientFilename().Length() == 0) {
1118                         continue;
1119                 }
1120                 const wxString &name = cur_src->GetClientFilename();
1121                 strIntMap::iterator itm = nameMap.find(name);
1122                 if (itm == nameMap.end()) {
1123                         nameMap[name] = 1;
1124                 } else {
1125                         itm->second++;
1126                 }
1127         }
1128         //
1129         // Go through our last list
1130         //
1131         for (SourcenameItemMap::iterator it1 = m_sourcenameItemMap.begin(); it1 != m_sourcenameItemMap.end();) {
1132                 SourcenameItemMap::iterator it2 = it1++;
1133                 strIntMap::iterator itm = nameMap.find(it2->second.name);
1134                 if (itm == nameMap.end()) {
1135                         // name doesn't exist anymore, tell client to forget it
1136                         CECTag tag(EC_TAG_PARTFILE_SOURCE_NAMES, it2->first);
1137                         tag.AddTag(CECIntTag(EC_TAG_PARTFILE_SOURCE_NAMES_COUNTS, 0));
1138                         sourceNames.AddTag(tag);
1139                         // and forget it
1140                         m_sourcenameItemMap.erase(it2);
1141                 } else {
1142                         // update count if it changed
1143                         if (it2->second.count != itm->second) {
1144                                 CECTag tag(EC_TAG_PARTFILE_SOURCE_NAMES, it2->first);
1145                                 tag.AddTag(CECIntTag(EC_TAG_PARTFILE_SOURCE_NAMES_COUNTS, itm->second));
1146                                 sourceNames.AddTag(tag);
1147                                 it2->second.count = itm->second;
1148                         }
1149                         // remove it from nameMap so that only new names are left there
1150                         nameMap.erase(itm);
1151                 }
1152         }
1153         //
1154         // Add new names
1155         //
1156         for (strIntMap::iterator it3 = nameMap.begin(); it3 != nameMap.end(); it3++) {
1157                 int id = ++m_sourcenameID;
1158                 CECIntTag tag(EC_TAG_PARTFILE_SOURCE_NAMES, id);
1159                 tag.AddTag(CECTag(EC_TAG_PARTFILE_SOURCE_NAMES, it3->first));
1160                 tag.AddTag(CECIntTag(EC_TAG_PARTFILE_SOURCE_NAMES_COUNTS, it3->second));
1161                 sourceNames.AddTag(tag);
1162                 // remember it
1163                 m_sourcenameItemMap[id] = SourcenameItem(it3->first, it3->second);
1164         }
1165         if (sourceNames.HasChildTags()) {
1166                 parent->AddTag(sourceNames);
1167         }
1168
1169 }
1170
1171 void CPartFile_Encoder::ResetEncoder()
1172 {
1173         CKnownFile_Encoder::ResetEncoder();
1174         m_gap_status.ResetEncoder();
1175         m_req_status.ResetEncoder();
1176 }
1177
1178 void CKnownFile_Encoder::Encode(CECTag *parent)
1179 {
1180         //
1181         // Source part frequencies
1182         //
1183         // Reference to the availability list
1184         const ArrayOfUInts16& list = m_file->IsPartFile() ?
1185                 ((CPartFile*)m_file)->m_SrcpartFrequency :
1186                 m_file->m_AvailPartFrequency;
1187         // Don't add tag if available parts aren't populated yet.
1188         if (!list.empty()) {
1189                 int part_enc_size;
1190                 bool changed;
1191                 const uint8 *part_enc_data = m_enc_data.Encode(list, part_enc_size, changed);
1192                 if (changed) {
1193                         parent->AddTag(CECTag(EC_TAG_PARTFILE_PART_STATUS, part_enc_size, part_enc_data));
1194                 }
1195                 delete[] part_enc_data;
1196         }
1197 }
1198
1199 static CECPacket *GetStatsGraphs(const CECPacket *request)
1200 {
1201         CECPacket *response = NULL;
1202
1203         switch (request->GetDetailLevel()) {
1204                 case EC_DETAIL_WEB:
1205                 case EC_DETAIL_FULL: {
1206                         double dTimestamp = 0.0;
1207                         if (request->GetTagByName(EC_TAG_STATSGRAPH_LAST) != NULL) {
1208                                 dTimestamp = request->GetTagByName(EC_TAG_STATSGRAPH_LAST)->GetDoubleData();
1209                         }
1210                         uint16 nScale = request->GetTagByNameSafe(EC_TAG_STATSGRAPH_SCALE)->GetInt();
1211                         uint16 nMaxPoints = request->GetTagByNameSafe(EC_TAG_STATSGRAPH_WIDTH)->GetInt();
1212                         uint32 *graphData;
1213                         unsigned int numPoints = theApp->m_statistics->GetHistoryForWeb(nMaxPoints, (double)nScale, &dTimestamp, &graphData);
1214                         if (numPoints) {
1215                                 response = new CECPacket(EC_OP_STATSGRAPHS);
1216                                 response->AddTag(CECTag(EC_TAG_STATSGRAPH_DATA, 4 * numPoints * sizeof(uint32), graphData));
1217                                 delete [] graphData;
1218                                 response->AddTag(CECTag(EC_TAG_STATSGRAPH_LAST, dTimestamp));
1219                         } else {
1220                                 response = new CECPacket(EC_OP_FAILED);
1221                                 response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("No points for graph.")));
1222                         }
1223                         break;
1224                 }
1225                 case EC_DETAIL_INC_UPDATE:
1226                 case EC_DETAIL_UPDATE:
1227                 case EC_DETAIL_CMD:
1228                         // No graphs
1229                         response = new CECPacket(EC_OP_FAILED);
1230                         response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("Your client is not configured for this detail level.")));
1231                         break;
1232         }
1233         if (!response) {
1234                 response = new CECPacket(EC_OP_FAILED);
1235                 // Unknown reason
1236         }
1237
1238         return response;
1239 }
1240
1241 CECPacket *CECServerSocket::ProcessRequest2(const CECPacket *request)
1242 {
1243
1244         if ( !request ) {
1245                 return 0;
1246         }
1247
1248         CECPacket *response = NULL;
1249
1250         switch (request->GetOpCode()) {
1251                 //
1252                 // Misc commands
1253                 //
1254                 case EC_OP_SHUTDOWN:
1255                         if (!theApp->IsOnShutDown()) {
1256                                 response = new CECPacket(EC_OP_NOOP);
1257                                 AddLogLineM(true, _("External Connection: shutdown requested"));
1258 #ifndef AMULE_DAEMON
1259                                 {
1260                                         wxCloseEvent evt;
1261                                         evt.SetCanVeto(false);
1262                                         theApp->ShutDown(evt);
1263                                 }
1264 #else
1265                                 theApp->ExitMainLoop();
1266 #endif
1267                         } else {
1268                                 response = new CECPacket(EC_OP_FAILED);
1269                                 response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("Already shutting down.")));
1270                         }
1271                         break;
1272                 case EC_OP_ADD_LINK:
1273                         for (CECPacket::const_iterator it = request->begin(); it != request->end(); it++) {
1274                                 const CECTag &tag = *it;
1275                                 wxString link = tag.GetStringData();
1276                                 int category = 0;
1277                                 const CECTag *cattag = tag.GetTagByName(EC_TAG_PARTFILE_CAT);
1278                                 if (cattag) {
1279                                         category = cattag->GetInt();
1280                                 }
1281                                 AddLogLineM(true, CFormat(_("ExternalConn: adding link '%s'.")) % link);
1282                                 if ( theApp->downloadqueue->AddLink(link, category) ) {
1283                                         response = new CECPacket(EC_OP_NOOP);
1284                                 } else {
1285                                         // Error messages are printed by the add function.
1286                                         response = new CECPacket(EC_OP_FAILED);
1287                                         response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("Invalid link or already on list.")));
1288                                 }
1289                         }
1290                         break;
1291                 //
1292                 // Status requests
1293                 //
1294                 case EC_OP_STAT_REQ:
1295                         response = Get_EC_Response_StatRequest(request, m_LoggerAccess);
1296                         response->AddTag(CEC_ConnState_Tag(request->GetDetailLevel()));
1297                         break;
1298                 case EC_OP_GET_CONNSTATE:
1299                         response = new CECPacket(EC_OP_MISC_DATA);
1300                         response->AddTag(CEC_ConnState_Tag(request->GetDetailLevel()));
1301                         break;
1302                 //
1303                 //
1304                 //
1305                 case EC_OP_GET_SHARED_FILES:
1306                         if ( request->GetDetailLevel() != EC_DETAIL_INC_UPDATE ) {
1307                                 response = Get_EC_Response_GetSharedFiles(request, m_FileEncoder);
1308                         }
1309                         break;
1310                 case EC_OP_GET_DLOAD_QUEUE:
1311                         if ( request->GetDetailLevel() != EC_DETAIL_INC_UPDATE ) {
1312                                 response = Get_EC_Response_GetDownloadQueue(request, m_FileEncoder);
1313                         }
1314                         break;
1315                 //
1316                 // This will evolve into an update-all for inc tags
1317                 //
1318                 case EC_OP_GET_UPDATE:
1319                         if ( request->GetDetailLevel() == EC_DETAIL_INC_UPDATE ) {
1320                                 response = Get_EC_Response_GetUpdate(m_FileEncoder, m_obj_tagmap);
1321                         }
1322                         break;
1323                 case EC_OP_GET_ULOAD_QUEUE:
1324                         response = Get_EC_Response_GetClientQueue(request, m_obj_tagmap, EC_OP_ULOAD_QUEUE);
1325                         break;
1326                 case EC_OP_PARTFILE_REMOVE_NO_NEEDED:
1327                 case EC_OP_PARTFILE_REMOVE_FULL_QUEUE:
1328                 case EC_OP_PARTFILE_REMOVE_HIGH_QUEUE:
1329                 case EC_OP_PARTFILE_CLEANUP_SOURCES:
1330                 case EC_OP_PARTFILE_SWAP_A4AF_THIS:
1331                 case EC_OP_PARTFILE_SWAP_A4AF_THIS_AUTO:
1332                 case EC_OP_PARTFILE_SWAP_A4AF_OTHERS:
1333                 case EC_OP_PARTFILE_PAUSE:
1334                 case EC_OP_PARTFILE_RESUME:
1335                 case EC_OP_PARTFILE_STOP:
1336                 case EC_OP_PARTFILE_PRIO_SET:
1337                 case EC_OP_PARTFILE_DELETE:
1338                 case EC_OP_PARTFILE_SET_CAT:
1339                         response = Get_EC_Response_PartFile_Cmd(request);
1340                         break;
1341                 case EC_OP_SHAREDFILES_RELOAD:
1342                         theApp->sharedfiles->Reload();
1343                         response = new CECPacket(EC_OP_NOOP);
1344                         break;
1345                 case EC_OP_SHARED_SET_PRIO:
1346                         response = Get_EC_Response_Set_SharedFile_Prio(request);
1347                         break;
1348                 case EC_OP_RENAME_FILE: {
1349                         CMD4Hash fileHash = request->GetTagByNameSafe(EC_TAG_KNOWNFILE)->GetMD4Data();
1350                         wxString newName = request->GetTagByNameSafe(EC_TAG_PARTFILE_NAME)->GetStringData();
1351                         // search first in downloadqueue - it might be in known files as well
1352                         CKnownFile* file = theApp->downloadqueue->GetFileByID(fileHash);
1353                         if (!file) {
1354                                 file = theApp->knownfiles->FindKnownFileByID(fileHash);
1355                         }
1356                         if (!file) {
1357                                 response = new CECPacket(EC_OP_FAILED);
1358                                 response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("File not found.")));
1359                                 break;
1360                         }
1361                         if (newName.IsEmpty()) {
1362                                 response = new CECPacket(EC_OP_FAILED);
1363                                 response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("Invalid file name.")));
1364                                 break;
1365                         }
1366
1367                         if (theApp->sharedfiles->RenameFile(file, CPath(newName))) {
1368                                 response = new CECPacket(EC_OP_NOOP);
1369                         } else {
1370                                 response = new CECPacket(EC_OP_FAILED);
1371                                 response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("Unable to rename file.")));
1372                         }
1373
1374                         break;
1375                 }
1376
1377
1378                 //
1379                 // Server commands
1380                 //
1381                 case EC_OP_SERVER_ADD:
1382                         response = Get_EC_Response_Server_Add(request);
1383                         break;
1384                 case EC_OP_SERVER_DISCONNECT:
1385                 case EC_OP_SERVER_CONNECT:
1386                 case EC_OP_SERVER_REMOVE:
1387                         response = Get_EC_Response_Server(request);
1388                         break;
1389                 case EC_OP_GET_SERVER_LIST: {
1390                                 response = new CECPacket(EC_OP_SERVER_LIST);
1391                                 if (!thePrefs::GetNetworkED2K()) {
1392                                         // Kad only: just send an empty list
1393                                         break;
1394                                 }
1395                                 EC_DETAIL_LEVEL detail_level = request->GetDetailLevel();
1396                                 std::vector<const CServer*> servers = theApp->serverlist->CopySnapshot();
1397                                 for (
1398                                         std::vector<const CServer*>::const_iterator it = servers.begin();
1399                                         it != servers.end();
1400                                         ++it
1401                                         ) {
1402                                         response->AddTag(CEC_Server_Tag(*it, detail_level));
1403                                 }
1404                         }
1405                         break;
1406                 case EC_OP_SERVER_UPDATE_FROM_URL: {
1407                         wxString url = request->GetFirstTagSafe()->GetStringData();
1408
1409                         // Save the new url, and update the UI (if not amuled).
1410                         Notify_ServersURLChanged(url);
1411                         thePrefs::SetEd2kServersUrl(url);
1412
1413                         theApp->serverlist->UpdateServerMetFromURL(url);
1414                         response = new CECPacket(EC_OP_NOOP);
1415                         break;
1416                 }
1417                 //
1418                 // IPFilter
1419                 //
1420                 case EC_OP_IPFILTER_RELOAD:
1421                         theApp->ipfilter->Reload();
1422                         response = new CECPacket(EC_OP_NOOP);
1423                         break;
1424
1425                 case EC_OP_IPFILTER_UPDATE: {
1426                         wxString url = request->GetFirstTagSafe()->GetStringData();
1427                         if (url.IsEmpty()) {
1428                                 url = thePrefs::IPFilterURL();
1429                         }
1430                         theApp->ipfilter->Update(url);
1431                         response = new CECPacket(EC_OP_NOOP);
1432                         break;
1433                 }
1434                 //
1435                 // Search
1436                 //
1437                 case EC_OP_SEARCH_START:
1438                         response = Get_EC_Response_Search(request);
1439                         break;
1440
1441                 case EC_OP_SEARCH_STOP:
1442                         response = Get_EC_Response_Search_Stop(request);
1443                         break;
1444
1445                 case EC_OP_SEARCH_RESULTS:
1446                         if ( request->GetDetailLevel() == EC_DETAIL_INC_UPDATE ) {
1447                                 response = Get_EC_Response_Search_Results(m_obj_tagmap);
1448                         } else {
1449                                 response = Get_EC_Response_Search_Results(request);
1450                         }
1451                         break;
1452
1453                 case EC_OP_SEARCH_PROGRESS:
1454                         response = new CECPacket(EC_OP_SEARCH_PROGRESS);
1455                         response->AddTag(CECTag(EC_TAG_SEARCH_STATUS,
1456                                 theApp->searchlist->GetSearchProgress()));
1457                         break;
1458
1459                 case EC_OP_DOWNLOAD_SEARCH_RESULT:
1460                         response = Get_EC_Response_Search_Results_Download(request);
1461                         break;
1462                 //
1463                 // Preferences
1464                 //
1465                 case EC_OP_GET_PREFERENCES:
1466                         response = new CEC_Prefs_Packet(request->GetTagByNameSafe(EC_TAG_SELECT_PREFS)->GetInt(), request->GetDetailLevel());
1467                         break;
1468                 case EC_OP_SET_PREFERENCES:
1469                         ((CEC_Prefs_Packet *)request)->Apply();
1470                         theApp->glob_prefs->Save();
1471                         if (thePrefs::IsFilteringClients()) {
1472                                 theApp->clientlist->FilterQueues();
1473                         }
1474                         if (thePrefs::IsFilteringServers()) {
1475                                 theApp->serverlist->FilterServers();
1476                         }
1477                         if (!thePrefs::GetNetworkED2K() && theApp->IsConnectedED2K()) {
1478                                 theApp->DisconnectED2K();
1479                         }
1480                         if (!thePrefs::GetNetworkKademlia() && theApp->IsConnectedKad()) {
1481                                 theApp->StopKad();
1482                         }
1483                         response = new CECPacket(EC_OP_NOOP);
1484                         break;
1485
1486                 case EC_OP_CREATE_CATEGORY:
1487                         if ( request->GetTagCount() == 1 ) {
1488                                 CEC_Category_Tag *tag = (CEC_Category_Tag *)request->GetFirstTagSafe();
1489                                 if (tag->Create()) {
1490                                         response = new CECPacket(EC_OP_NOOP);
1491                                 } else {
1492                                         response = new CECPacket(EC_OP_FAILED);
1493                                         response->AddTag(CECTag(EC_TAG_CATEGORY, theApp->glob_prefs->GetCatCount() - 1));
1494                                         response->AddTag(CECTag(EC_TAG_CATEGORY_PATH, tag->Path()));
1495                                 }
1496                                 Notify_CategoryAdded();
1497                         } else {
1498                                 response = new CECPacket(EC_OP_NOOP);
1499                         }
1500                         break;
1501                 case EC_OP_UPDATE_CATEGORY:
1502                         if ( request->GetTagCount() == 1 ) {
1503                                 CEC_Category_Tag *tag = (CEC_Category_Tag *)request->GetFirstTagSafe();
1504                                 if (tag->Apply()) {
1505                                         response = new CECPacket(EC_OP_NOOP);
1506                                 } else {
1507                                         response = new CECPacket(EC_OP_FAILED);
1508                                         response->AddTag(CECTag(EC_TAG_CATEGORY, tag->GetInt()));
1509                                         response->AddTag(CECTag(EC_TAG_CATEGORY_PATH, tag->Path()));
1510                                 }
1511                                 Notify_CategoryUpdate(tag->GetInt());
1512                         } else {
1513                                 response = new CECPacket(EC_OP_NOOP);
1514                         }
1515                         break;
1516                 case EC_OP_DELETE_CATEGORY:
1517                         if ( request->GetTagCount() == 1 ) {
1518                                 uint32 cat = request->GetFirstTagSafe()->GetInt();
1519                                 // this noes not only update the gui, but actually deletes the cat
1520                                 Notify_CategoryDelete(cat);
1521                         }
1522                         response = new CECPacket(EC_OP_NOOP);
1523                         break;
1524
1525                 //
1526                 // Logging
1527                 //
1528                 case EC_OP_ADDLOGLINE:
1529                         AddLogLineM( (request->GetTagByName(EC_TAG_LOG_TO_STATUS) != NULL), request->GetTagByNameSafe(EC_TAG_STRING)->GetStringData() );
1530                         response = new CECPacket(EC_OP_NOOP);
1531                         break;
1532                 case EC_OP_ADDDEBUGLOGLINE:
1533                         AddDebugLogLineM( (request->GetTagByName(EC_TAG_LOG_TO_STATUS) != NULL), logGeneral, request->GetTagByNameSafe(EC_TAG_STRING)->GetStringData() );
1534                         response = new CECPacket(EC_OP_NOOP);
1535                         break;
1536                 case EC_OP_GET_LOG:
1537                         response = new CECPacket(EC_OP_LOG);
1538                         response->AddTag(CECTag(EC_TAG_STRING, theApp->GetLog(false)));
1539                         break;
1540                 case EC_OP_GET_DEBUGLOG:
1541                         response = new CECPacket(EC_OP_DEBUGLOG);
1542                         response->AddTag(CECTag(EC_TAG_STRING, theApp->GetDebugLog(false)));
1543                         break;
1544                 case EC_OP_RESET_LOG:
1545                         theApp->GetLog(true);
1546                         response = new CECPacket(EC_OP_NOOP);
1547                         break;
1548                 case EC_OP_RESET_DEBUGLOG:
1549                         theApp->GetDebugLog(true);
1550                         response = new CECPacket(EC_OP_NOOP);
1551                         break;
1552                 case EC_OP_GET_LAST_LOG_ENTRY:
1553                         {
1554                                 wxString tmp = theApp->GetLog(false);
1555                                 if (tmp.Last() == '\n') {
1556                                         tmp.RemoveLast();
1557                                 }
1558                                 response = new CECPacket(EC_OP_LOG);
1559                                 response->AddTag(CECTag(EC_TAG_STRING, tmp.AfterLast('\n')));
1560                         }
1561                         break;
1562                 case EC_OP_GET_SERVERINFO:
1563                         response = new CECPacket(EC_OP_SERVERINFO);
1564                         response->AddTag(CECTag(EC_TAG_STRING, theApp->GetServerLog(false)));
1565                         break;
1566                 case EC_OP_CLEAR_SERVERINFO:
1567                         theApp->GetServerLog(true);
1568                         response = new CECPacket(EC_OP_NOOP);
1569                         break;
1570                 //
1571                 // Statistics
1572                 //
1573                 case EC_OP_GET_STATSGRAPHS:
1574                         response = GetStatsGraphs(request);
1575                         break;
1576                 case EC_OP_GET_STATSTREE: {
1577                         theApp->m_statistics->UpdateStatsTree();
1578                         response = new CECPacket(EC_OP_STATSTREE);
1579                         CECTag* tree = theStats::GetECStatTree(request->GetTagByNameSafe(EC_TAG_STATTREE_CAPPING)->GetInt());
1580                         if (tree) {
1581                                 response->AddTag(*tree);
1582                                 delete tree;
1583                         }
1584                         if (request->GetDetailLevel() == EC_DETAIL_WEB) {
1585                                 response->AddTag(CECTag(EC_TAG_SERVER_VERSION, wxT(VERSION)));
1586                                 response->AddTag(CECTag(EC_TAG_USER_NICK, thePrefs::GetUserNick()));
1587                         }
1588                         break;
1589                 }
1590
1591                 //
1592                 // Kad
1593                 //
1594                 case EC_OP_KAD_START:
1595                         response = Get_EC_Response_Kad_Connect(request);
1596                         break;
1597                 case EC_OP_KAD_STOP:
1598                         theApp->StopKad();
1599                         response = new CECPacket(EC_OP_NOOP);
1600                         break;
1601                 case EC_OP_KAD_UPDATE_FROM_URL: {
1602                         wxString url = request->GetFirstTagSafe()->GetStringData();
1603
1604                         // Save the new url, and update the UI (if not amuled).
1605                         Notify_NodesURLChanged(url);
1606                         thePrefs::SetKadNodesUrl(url);
1607
1608                         theApp->UpdateNotesDat(url);
1609                         response = new CECPacket(EC_OP_NOOP);
1610                         break;
1611                 }
1612                 case EC_OP_KAD_BOOTSTRAP_FROM_IP:
1613                         theApp->BootstrapKad(request->GetTagByNameSafe(EC_TAG_BOOTSTRAP_IP)->GetInt(),
1614                                              request->GetTagByNameSafe(EC_TAG_BOOTSTRAP_PORT)->GetInt());
1615                         response = new CECPacket(EC_OP_NOOP);
1616                         break;
1617
1618                 //
1619                 // Networks
1620                 //
1621                 case EC_OP_CONNECT:
1622                         if (thePrefs::GetNetworkED2K()) {
1623                                 response = new CECPacket(EC_OP_STRINGS);
1624                                 if (theApp->IsConnectedED2K()) {
1625                                         response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("Already connected to eD2k.")));
1626                                 } else {
1627                                         theApp->serverconnect->ConnectToAnyServer();
1628                                         response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("Connecting to eD2k...")));
1629                                 }
1630                         }
1631                         if (thePrefs::GetNetworkKademlia()) {
1632                                 if (!response) {
1633                                         response = new CECPacket(EC_OP_STRINGS);
1634                                 }
1635                                 if (theApp->IsConnectedKad()) {
1636                                         response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("Already connected to Kad.")));
1637                                 } else {
1638                                         theApp->StartKad();
1639                                         response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("Connecting to Kad...")));
1640                                 }
1641                         }
1642                         if (!response) {
1643                                 response = new CECPacket(EC_OP_FAILED);
1644                                 response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("All networks are disabled.")));
1645                         }
1646                         break;
1647                 case EC_OP_DISCONNECT:
1648                         if (theApp->IsConnected()) {
1649                                 response = new CECPacket(EC_OP_STRINGS);
1650                                 if (theApp->IsConnectedED2K()) {
1651                                         theApp->serverconnect->Disconnect();
1652                                         response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("Disconnected from eD2k.")));
1653                                 }
1654                                 if (theApp->IsConnectedKad()) {
1655                                         theApp->StopKad();
1656                                         response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("Disconnected from Kad.")));
1657                                 }
1658                         } else {
1659                                 response = new CECPacket(EC_OP_NOOP);
1660                         }
1661                         break;
1662         }
1663         if (!response) {
1664                 AddLogLineM(false, wxString::Format(_("External Connection: invalid opcode received: %#x"), request->GetOpCode()));
1665                 wxFAIL;
1666                 response = new CECPacket(EC_OP_FAILED);
1667                 response->AddTag(CECTag(EC_TAG_STRING, wxTRANSLATE("Invalid opcode (wrong protocol version?)")));
1668         }
1669         return response;
1670 }
1671
1672 /*
1673  * Here notification-based EC. Notification will be sorted by priority for possible throttling.
1674  */
1675
1676 /*
1677  * Core general status
1678  */
1679 ECStatusMsgSource::ECStatusMsgSource()
1680 {
1681         m_last_ed2k_status_sent = 0xffffffff;
1682         m_last_kad_status_sent = 0xffffffff;
1683         m_server = (void *)0xffffffff;
1684 }
1685
1686 uint32 ECStatusMsgSource::GetEd2kStatus()
1687 {
1688         if ( theApp->IsConnectedED2K() ) {
1689                 return theApp->GetED2KID();
1690         } else if ( theApp->serverconnect->IsConnecting() ) {
1691                 return 1;
1692         } else {
1693                 return 0;
1694         }
1695 }
1696
1697 uint32 ECStatusMsgSource::GetKadStatus()
1698 {
1699         if ( theApp->IsConnectedKad() ) {
1700                 return 1;
1701         } else if ( Kademlia::CKademlia::IsFirewalled() ) {
1702                 return 2;
1703         } else if ( Kademlia::CKademlia::IsRunning() ) {
1704                 return 3;
1705         }
1706         return 0;
1707 }
1708
1709 CECPacket *ECStatusMsgSource::GetNextPacket()
1710 {
1711         if ( (m_last_ed2k_status_sent != GetEd2kStatus()) ||
1712                 (m_last_kad_status_sent != GetKadStatus()) ||
1713                 (m_server != theApp->serverconnect->GetCurrentServer()) ) {
1714
1715                 m_last_ed2k_status_sent = GetEd2kStatus();
1716                 m_last_kad_status_sent = GetKadStatus();
1717                 m_server = theApp->serverconnect->GetCurrentServer();
1718
1719                 CECPacket *response = new CECPacket(EC_OP_STATS);
1720                 response->AddTag(CEC_ConnState_Tag(EC_DETAIL_UPDATE));
1721                 return response;
1722         }
1723         return 0;
1724 }
1725
1726 /*
1727  * Downloading files
1728 */
1729 ECPartFileMsgSource::ECPartFileMsgSource()
1730 {
1731         for (unsigned int i = 0; i < theApp->downloadqueue->GetFileCount(); i++) {
1732                 CPartFile *cur_file = theApp->downloadqueue->GetFileByIndex(i);
1733                 PARTFILE_STATUS status = { true, false, false, false, true, cur_file };
1734                 m_dirty_status[cur_file->GetFileHash()] = status;
1735         }
1736 }
1737
1738 void ECPartFileMsgSource::SetDirty(CPartFile *file)
1739 {
1740         CMD4Hash filehash = file->GetFileHash();
1741         if ( m_dirty_status.find(filehash) != m_dirty_status.end() ) {
1742                 m_dirty_status[filehash].m_dirty = true;;
1743         }
1744 }
1745
1746 void ECPartFileMsgSource::SetNew(CPartFile *file)
1747 {
1748         CMD4Hash filehash = file->GetFileHash();
1749         wxASSERT ( m_dirty_status.find(filehash) == m_dirty_status.end() );
1750         PARTFILE_STATUS status = { true, false, false, false, true, file };
1751         m_dirty_status[filehash] = status;
1752 }
1753
1754 void ECPartFileMsgSource::SetCompleted(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_finished = true;
1760 }
1761
1762 void ECPartFileMsgSource::SetRemoved(CPartFile *file)
1763 {
1764         CMD4Hash filehash = file->GetFileHash();
1765         wxASSERT ( m_dirty_status.find(filehash) != m_dirty_status.end() );
1766
1767         m_dirty_status[filehash].m_removed = true;
1768 }
1769
1770 CECPacket *ECPartFileMsgSource::GetNextPacket()
1771 {
1772         for(std::map<CMD4Hash, PARTFILE_STATUS>::iterator it = m_dirty_status.begin();
1773                 it != m_dirty_status.end(); it++) {
1774                 if ( it->second.m_new || it->second.m_dirty || it->second.m_removed) {
1775                         CMD4Hash filehash = it->first;
1776
1777                         CPartFile *partfile = it->second.m_file;
1778
1779                         CECPacket *packet = new CECPacket(EC_OP_DLOAD_QUEUE);
1780                         if ( it->second.m_removed ) {
1781                                 CECTag tag(EC_TAG_PARTFILE, filehash);
1782                                 packet->AddTag(tag);
1783                                 m_dirty_status.erase(it);
1784                         } else {
1785                                 CEC_PartFile_Tag tag(partfile, it->second.m_new ? EC_DETAIL_FULL : EC_DETAIL_UPDATE);
1786                                 packet->AddTag(tag);
1787                         }
1788                         m_dirty_status[filehash].m_new = false;
1789                         m_dirty_status[filehash].m_dirty = false;
1790
1791                         return packet;
1792                 }
1793         }
1794         return 0;
1795 }
1796
1797 /*
1798  * Shared files - similar to downloading
1799  */
1800 ECKnownFileMsgSource::ECKnownFileMsgSource()
1801 {
1802         for (unsigned int i = 0; i < theApp->sharedfiles->GetFileCount(); i++) {
1803                 CKnownFile *cur_file = (CKnownFile *)theApp->sharedfiles->GetFileByIndex(i);
1804                 KNOWNFILE_STATUS status = { true, false, false, true, cur_file };
1805                 m_dirty_status[cur_file->GetFileHash()] = status;
1806         }
1807 }
1808
1809 void ECKnownFileMsgSource::SetDirty(CKnownFile *file)
1810 {
1811         CMD4Hash filehash = file->GetFileHash();
1812         if ( m_dirty_status.find(filehash) != m_dirty_status.end() ) {
1813                 m_dirty_status[filehash].m_dirty = true;;
1814         }
1815 }
1816
1817 void ECKnownFileMsgSource::SetNew(CKnownFile *file)
1818 {
1819         CMD4Hash filehash = file->GetFileHash();
1820         wxASSERT ( m_dirty_status.find(filehash) == m_dirty_status.end() );
1821         KNOWNFILE_STATUS status = { true, false, false, true, file };
1822         m_dirty_status[filehash] = status;
1823 }
1824
1825 void ECKnownFileMsgSource::SetRemoved(CKnownFile *file)
1826 {
1827         CMD4Hash filehash = file->GetFileHash();
1828         wxASSERT ( m_dirty_status.find(filehash) != m_dirty_status.end() );
1829
1830         m_dirty_status[filehash].m_removed = true;
1831 }
1832
1833 CECPacket *ECKnownFileMsgSource::GetNextPacket()
1834 {
1835         for(std::map<CMD4Hash, KNOWNFILE_STATUS>::iterator it = m_dirty_status.begin();
1836                 it != m_dirty_status.end(); it++) {
1837                 if ( it->second.m_new || it->second.m_dirty || it->second.m_removed) {
1838                         CMD4Hash filehash = it->first;
1839
1840                         CKnownFile *partfile = it->second.m_file;
1841
1842                         CECPacket *packet = new CECPacket(EC_OP_SHARED_FILES);
1843                         if ( it->second.m_removed ) {
1844                                 CECTag tag(EC_TAG_PARTFILE, filehash);
1845                                 packet->AddTag(tag);
1846                                 m_dirty_status.erase(it);
1847                         } else {
1848                                 CEC_SharedFile_Tag tag(partfile, it->second.m_new ? EC_DETAIL_FULL : EC_DETAIL_UPDATE);
1849                                 packet->AddTag(tag);
1850                         }
1851                         m_dirty_status[filehash].m_new = false;
1852                         m_dirty_status[filehash].m_dirty = false;
1853
1854                         return packet;
1855                 }
1856         }
1857         return 0;
1858 }
1859
1860 /*
1861  * Notification about search status
1862 */
1863 ECSearchMsgSource::ECSearchMsgSource()
1864 {
1865 }
1866
1867 CECPacket *ECSearchMsgSource::GetNextPacket()
1868 {
1869         if ( m_dirty_status.empty() ) {
1870                 return 0;
1871         }
1872
1873         CECPacket *response = new CECPacket(EC_OP_SEARCH_RESULTS);
1874         for(std::map<CMD4Hash, SEARCHFILE_STATUS>::iterator it = m_dirty_status.begin();
1875                 it != m_dirty_status.end(); it++) {
1876
1877                 if ( it->second.m_new ) {
1878                         response->AddTag(CEC_SearchFile_Tag(it->second.m_file, EC_DETAIL_FULL));
1879                         it->second.m_new = false;
1880                 } else if ( it->second.m_dirty ) {
1881                         response->AddTag(CEC_SearchFile_Tag(it->second.m_file, EC_DETAIL_UPDATE));
1882                 }
1883
1884         }
1885
1886         return response;
1887 }
1888
1889 void ECSearchMsgSource::FlushStatus()
1890 {
1891         m_dirty_status.clear();
1892 }
1893
1894 void ECSearchMsgSource::SetDirty(CSearchFile *file)
1895 {
1896         if ( m_dirty_status.count(file->GetFileHash()) ) {
1897                 m_dirty_status[file->GetFileHash()].m_dirty = true;
1898         } else {
1899                 m_dirty_status[file->GetFileHash()].m_new = true;
1900                 m_dirty_status[file->GetFileHash()].m_dirty = true;
1901                 m_dirty_status[file->GetFileHash()].m_child_dirty = true;
1902                 m_dirty_status[file->GetFileHash()].m_file = file;
1903         }
1904 }
1905
1906 void ECSearchMsgSource::SetChildDirty(CSearchFile *file)
1907 {
1908         m_dirty_status[file->GetFileHash()].m_child_dirty = true;
1909 }
1910
1911 /*
1912  * Notification about uploading clients
1913  */
1914 CECPacket *ECClientMsgSource::GetNextPacket()
1915 {
1916         return 0;
1917 }
1918
1919 //
1920 // Notification iface per-client
1921 //
1922 ECNotifier::ECNotifier()
1923 {
1924 }
1925
1926 ECNotifier::~ECNotifier()
1927 {
1928         while (m_msg_source.begin() != m_msg_source.end())
1929                 Remove_EC_Client(m_msg_source.begin()->first);
1930 }
1931
1932 CECPacket *ECNotifier::GetNextPacket(ECUpdateMsgSource *msg_source_array[])
1933 {
1934         CECPacket *packet = 0;
1935         //
1936         // priority 0 is highest
1937         //
1938         for(int i = 0; i < EC_STATUS_LAST_PRIO; i++) {
1939                 if ( (packet = msg_source_array[i]->GetNextPacket()) != 0 ) {
1940                         break;
1941                 }
1942         }
1943         return packet;
1944 }
1945
1946 CECPacket *ECNotifier::GetNextPacket(CECServerSocket *sock)
1947 {
1948         //
1949         // OnOutput is called for a first time before
1950         // socket is registered
1951         //
1952         if ( m_msg_source.count(sock) ) {
1953                 ECUpdateMsgSource **notifier_array = m_msg_source[sock];
1954                 if ( !notifier_array ) {
1955                         return 0;
1956                 }
1957                 CECPacket *packet = GetNextPacket(notifier_array);
1958                 printf("[EC] next update packet; opcode=%x\n",packet ? packet->GetOpCode() : 0xff);
1959                 return packet;
1960         } else {
1961                 return 0;
1962         }
1963 }
1964
1965 //
1966 // Interface to notification macros
1967 //
1968 void ECNotifier::DownloadFile_SetDirty(CPartFile *file)
1969 {
1970         for(std::map<CECServerSocket *, ECUpdateMsgSource **>::iterator i = m_msg_source.begin();
1971                 i != m_msg_source.end(); i++) {
1972                 CECServerSocket *sock = i->first;
1973                 if ( sock->HaveNotificationSupport() ) {
1974                         ECUpdateMsgSource **notifier_array = i->second;
1975                         ((ECPartFileMsgSource *)notifier_array[EC_PARTFILE])->SetDirty(file);
1976                 }
1977         }
1978         NextPacketToSocket();
1979 }
1980
1981 void ECNotifier::DownloadFile_RemoveFile(CPartFile *file)
1982 {
1983         for(std::map<CECServerSocket *, ECUpdateMsgSource **>::iterator i = m_msg_source.begin();
1984                 i != m_msg_source.end(); i++) {
1985                 ECUpdateMsgSource **notifier_array = i->second;
1986                 ((ECPartFileMsgSource *)notifier_array[EC_PARTFILE])->SetRemoved(file);
1987         }
1988         NextPacketToSocket();
1989 }
1990
1991 void ECNotifier::DownloadFile_RemoveSource(CPartFile *)
1992 {
1993         // per-partfile source list is not supported (yet), and IMHO quite useless
1994 }
1995
1996 void ECNotifier::DownloadFile_AddFile(CPartFile *file)
1997 {
1998         for(std::map<CECServerSocket *, ECUpdateMsgSource **>::iterator i = m_msg_source.begin();
1999                 i != m_msg_source.end(); i++) {
2000                 ECUpdateMsgSource **notifier_array = i->second;
2001                 ((ECPartFileMsgSource *)notifier_array[EC_PARTFILE])->SetNew(file);
2002         }
2003         NextPacketToSocket();
2004 }
2005
2006 void ECNotifier::DownloadFile_AddSource(CPartFile *)
2007 {
2008         // per-partfile source list is not supported (yet), and IMHO quite useless
2009 }
2010
2011 void ECNotifier::SharedFile_AddFile(CKnownFile *file)
2012 {
2013         for(std::map<CECServerSocket *, ECUpdateMsgSource **>::iterator i = m_msg_source.begin();
2014                 i != m_msg_source.end(); i++) {
2015                 ECUpdateMsgSource **notifier_array = i->second;
2016                 ((ECKnownFileMsgSource *)notifier_array[EC_KNOWN])->SetNew(file);
2017         }
2018         NextPacketToSocket();
2019 }
2020
2021 void ECNotifier::SharedFile_RemoveFile(CKnownFile *file)
2022 {
2023         for(std::map<CECServerSocket *, ECUpdateMsgSource **>::iterator i = m_msg_source.begin();
2024                 i != m_msg_source.end(); i++) {
2025                 ECUpdateMsgSource **notifier_array = i->second;
2026                 ((ECKnownFileMsgSource *)notifier_array[EC_KNOWN])->SetRemoved(file);
2027         }
2028         NextPacketToSocket();
2029 }
2030
2031 void ECNotifier::SharedFile_RemoveAllFiles()
2032 {
2033         // need to figure out what to do here
2034 }
2035
2036 void ECNotifier::Add_EC_Client(CECServerSocket *sock)
2037 {
2038         ECUpdateMsgSource **notifier_array = new ECUpdateMsgSource *[EC_STATUS_LAST_PRIO];
2039         notifier_array[EC_STATUS] = new ECStatusMsgSource();
2040         notifier_array[EC_SEARCH] = new ECSearchMsgSource();
2041         notifier_array[EC_PARTFILE] = new ECPartFileMsgSource();
2042         notifier_array[EC_CLIENT] = new ECClientMsgSource();
2043         notifier_array[EC_KNOWN] = new ECKnownFileMsgSource();
2044
2045         m_msg_source[sock] = notifier_array;
2046 }
2047
2048 void ECNotifier::Remove_EC_Client(CECServerSocket *sock)
2049 {
2050         if (m_msg_source.count(sock)) {
2051                 ECUpdateMsgSource **notifier_array = m_msg_source[sock];
2052
2053                 m_msg_source.erase(sock);
2054
2055                 for(int i = 0; i < EC_STATUS_LAST_PRIO; i++) {
2056                         delete notifier_array[i];
2057                 }
2058                 delete [] notifier_array;
2059         }
2060 }
2061
2062 void ECNotifier::NextPacketToSocket()
2063 {
2064         for(std::map<CECServerSocket *, ECUpdateMsgSource **>::iterator i = m_msg_source.begin();
2065                 i != m_msg_source.end(); i++) {
2066                 CECServerSocket *sock = i->first;
2067                 if ( sock->HaveNotificationSupport() && !sock->DataPending() ) {
2068                         ECUpdateMsgSource **notifier_array = i->second;
2069                         CECPacket *packet = GetNextPacket(notifier_array);
2070                         if ( packet ) {
2071                                 printf("[EC] sending update packet; opcode=%x\n",packet->GetOpCode());
2072                                 sock->SendPacket(packet);
2073                         }
2074                 }
2075         }
2076 }
2077
2078 // File_checked_for_headers