removed references to bzip2 compressformat

1 files changed, 5 insertions, 3 deletions

diff --git a/pwmanager/pwmanager/pwmdoc.cpp b/pwmanager/pwmanager/pwmdoc.cpp
index a5df8f0..0ac5517 100644
--- a/pwmanager/pwmanager/pwmdoc.cpp
+++ b/pwmanager/pwmanager/pwmdoc.cpp
@@ -1,2011 +1,2013 @@
 /***************************************************************************
  *                                                                         *
  *   copyright (C) 2003, 2004 by Michael Buesch                            *
  *   email: mbuesch@freenet.de                                             *
  *                                                                         *
  *   This program is free software; you can redistribute it and/or modify  *
  *   it under the terms of the GNU General Public License version 2        *
  *   as published by the Free Software Foundation.                         *
  *                                                                         *
  ***************************************************************************/
 
 /***************************************************************************
  * copyright (C) 2004 by Ulf Schenk
  * This file is originaly based on version 2.0 of pwmanager
  * and was modified to run on embedded devices that run microkde
  *
  * $Id$
  **************************************************************************/  
 
 #include "pwmdoc.h"
 #include "pwmview.h"
 #include "blowfish.h"
 #include "sha1.h"
 #include "globalstuff.h"
 #include "gpasmanfile.h"
 #include "serializer.h"
 #include "compressgzip.h"
-#include "compressbzip2.h"
+//US#include "compressbzip2.h"
 #include "randomizer.h"
 #include "pwminit.h"
 #include "libgcryptif.h"
 #ifdef PWM_EMBEDDED
 #include "pwmprefs.h"
 #include "kglobal.h"
 #endif
 
 #include <kmessagebox.h>
 #include <libkcal/syncdefines.h>
 
 
 #ifdef CONFIG_KWALLETIF
 # include "kwalletemu.h"
 #endif // CONFIG_KWALLETIF
 
 #include <qdatetime.h>
 #include <qsize.h>
 #include <qfileinfo.h>
 #include <qfile.h>
 
 #include <stdio.h>
 #include <stdlib.h>
 #include <errno.h>
 #include <string.h>
 //US#include <iostream>
 #include <algorithm>
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <unistd.h>
 #include <stdint.h>
 
 
 #ifdef PWM_EMBEDDED
 #ifndef Q_LONG
 #define Q_LONG long
 #endif
 
 #ifndef Q_ULONG
 #define Q_ULONG unsigned long
 #endif
 #endif //PWM_EMBEDDED
 
 
 //TODO: reset to its normal value.
         #define META_CHECK_TIMER_INTERVAL10/*300*/ /* sek */
 
 using namespace std;
 
 
 void PwMDocList::add(PwMDoc *doc, const string &id)
 {
 #ifdef PWM_DEBUG
         // check for existance of object in debug mode only.
         vector<listItem>::iterator begin = docList.begin(),
                                    end = docList.end(),
                                    i = begin;
         while (i != end) {
                 if (i->doc == doc) {
                         BUG();
                         return;
                 }
                 ++i;
         }
 #endif
         listItem newItem;
         newItem.doc = doc;
         newItem.docId = id;
         docList.push_back(newItem);
 }
 
 void PwMDocList::edit(PwMDoc *doc, const string &newId)
 {
         vector<listItem>::iterator begin = docList.begin(),
                                    end = docList.end(),
                                    i = begin;
         while (i != end) {
                 if (i->doc == doc) {
                         i->docId = newId;
                         return;
                 }
                 ++i;
         }
 }
 
 void PwMDocList::del(PwMDoc *doc)
 {
         vector<listItem>::iterator begin = docList.begin(),
                                    end = docList.end(),
                                    i = begin;
         while (i != end) {
                 if (i->doc == doc) {
                         docList.erase(i);
                         return;
                 }
                 ++i;
         }
 }
 
 bool PwMDocList::find(const string &id, listItem *ret)
 {
         vector<listItem>::iterator begin = docList.begin(),
                                    end = docList.end(),
                                    i = begin;
         while (i != end) {
                 if (i->docId == id) {
                         if (ret)
                                 *ret = *i;
                         return true;
                 }
                 ++i;
         }
         return false;
 }
 
 
 
 DocTimer::DocTimer(PwMDoc *_doc)
  : doc (_doc)
  , mpwLock (0)
  , autoLockLock (0)
  , metaCheckLock (0)
 {
         mpwTimer = new QTimer;
         autoLockTimer = new QTimer;
         metaCheckTimer = new QTimer;
         connect(mpwTimer, SIGNAL(timeout()),
                 this, SLOT(mpwTimeout()));
         connect(autoLockTimer, SIGNAL(timeout()),
                 this, SLOT(autoLockTimeout()));
         connect(metaCheckTimer, SIGNAL(timeout()),
                 this, SLOT(metaCheckTimeout()));
 }
 
 DocTimer::~DocTimer()
 {
         delete mpwTimer;
         delete autoLockTimer;
         delete metaCheckTimer;
 }
 
 void DocTimer::start(TimerIDs timer)
 {
         switch (timer) {
                 case id_mpwTimer:
                         if (mpwTimer->isActive())
                                 mpwTimer->stop();
                         doc->setDocStatFlag(DOC_STAT_UNLOCK_WITHOUT_PW);
                         mpwTimer->start(conf()->confGlobPwTimeout() * 1000, true);
                         break;
                 case id_autoLockTimer:
                         if (autoLockTimer->isActive())
                                 autoLockTimer->stop();
                         if (conf()->confGlobLockTimeout() > 0)
                                 autoLockTimer->start(conf()->confGlobLockTimeout() * 1000, true);
                         break;
                 case id_metaCheckTimer:
                         if (metaCheckTimer->isActive())
                                 metaCheckTimer->stop();
                         metaCheckTimer->start(META_CHECK_TIMER_INTERVAL * 1000, true);
                         break;
         }
 }
 
 void DocTimer::stop(TimerIDs timer)
 {
         switch (timer) {
                 case id_mpwTimer:
                         mpwTimer->stop();
                         break;
                 case id_autoLockTimer:
                         autoLockTimer->stop();
                         break;
                 case id_metaCheckTimer:
                         metaCheckTimer->stop();
                         break;
         }
 }
 
 void DocTimer::getLock(TimerIDs timer)
 {
         switch (timer) {
                 case id_mpwTimer:
                         ++mpwLock;
                         break;
                 case id_autoLockTimer:
                         ++autoLockLock;
                         break;
                 case id_metaCheckTimer:
                         ++metaCheckLock;
                         break;
         }
 }
 
 void DocTimer::putLock(TimerIDs timer)
 {
         switch (timer) {
                 case id_mpwTimer:
                         if (mpwLock)
                                 --mpwLock;
                         break;
                 case id_autoLockTimer:
                         if (autoLockLock)
                                 --autoLockLock;
                         break;
                 case id_metaCheckTimer:
                         if (metaCheckLock)
                                 --metaCheckLock;
                         break;
         }
 }
 
 void DocTimer::mpwTimeout()
 {
         if (mpwLock) {
                 mpwTimer->start(1000, true);
                 return;
         }
         doc->unsetDocStatFlag(DOC_STAT_UNLOCK_WITHOUT_PW);
 }
 
 void DocTimer::autoLockTimeout()
 {
         if (autoLockLock) {
                 autoLockTimer->start(1000, true);
                 return;
         }
         if (conf()->confGlobAutoDeepLock() &&
             doc->filename != QString::null &&
             doc->filename != "") {
                 doc->deepLock(true);
         } else {
                 doc->lockAll(true);
         }
 }
 
 void DocTimer::metaCheckTimeout()
 {
         if (metaCheckLock) {
                 // check again in one second.
                 metaCheckTimer->start(1000, true);
                 return;
         }
         if (doc->isDeepLocked()) {
                 metaCheckTimer->start(META_CHECK_TIMER_INTERVAL * 1000, true);
                 return;
         }
         if (doc->isDocEmpty()) {
                 metaCheckTimer->start(META_CHECK_TIMER_INTERVAL * 1000, true);
                 return;
         }
 #ifdef CONFIG_KWALLETIF
         KWalletEmu *kwlEmu = doc->init->kwalletEmu();
         if (kwlEmu)
                 kwlEmu->suspendDocSignals();
 #endif // CONFIG_KWALLETIF
         /* We simply trigger all views to update their
          * displayed values. This way they have a chance
          * to get notified when some meta changes over time.
          * (for example an entry expired).
          * The _view_ is responsive for not updating its
          * contents if nothing really changed!
          */
         emit doc->dataChanged(doc);
 #ifdef CONFIG_KWALLETIF
         if (kwlEmu)
                 kwlEmu->resumeDocSignals();
 #endif // CONFIG_KWALLETIF
         metaCheckTimer->start(META_CHECK_TIMER_INTERVAL * 1000, true);
 }
 
 
 
 PwMDocList PwMDoc::openDocList;
 unsigned int PwMDocList::unnamedDocCnt = 1;
 
 PwMDoc::PwMDoc(QObject *parent, const char *name)
  : PwMDocUi(parent, name)
  , dataChangedLock (0)
 {
         deleted = false;
         unnamedNum = 0;
         getOpenDocList()->add(this, getTitle().latin1());
         curDocStat = 0;
         setMaxNumEntries();
         _timer = new DocTimer(this);
         timer()->start(DocTimer::id_mpwTimer);
         timer()->start(DocTimer::id_autoLockTimer);
         timer()->start(DocTimer::id_metaCheckTimer);
         addCategory(DEFAULT_CATEGORY, 0, false);
         listView = 0;
         emit docCreated(this);
 }
 
 PwMDoc::~PwMDoc()
 {
         emit docClosed(this);
         getOpenDocList()->del(this);
         delete _timer;
 }
 
 PwMerror PwMDoc::saveDoc(char compress, const QString *file)
 {
         PwMerror ret, e;
         if (!file) {
                 if (filename == "")
                         return e_filename;
         } else {
                 if (*file == "" && filename == "")
                         return e_filename;
                 if (*file != "")
                         filename = *file;
         }
 
         bool wasDeepLocked = isDeepLocked();
         if (wasDeepLocked) {
                 if (deepLock(false) != e_success)
                         return e_noPw;
         }
 
         if (!isPwAvailable()) {
                 /* password is not available. This means, the
                  * document wasn't saved, yet.
                  */
                 bool useChipcard = getDocStatFlag(DOC_STAT_USE_CHIPCARD);
                 QString pw(requestNewMpw(&useChipcard));
                 if (pw != "") {
                         currentPw = pw;
                 } else {
                         return e_noPw;
                 }
                 if (useChipcard) {
                         setDocStatFlag(DOC_STAT_USE_CHIPCARD);
                 } else {
                         unsetDocStatFlag(DOC_STAT_USE_CHIPCARD);
                 }
         }
 
         int _cryptAlgo = conf()->confGlobCryptAlgo();
         int _hashAlgo = conf()->confGlobHashAlgo();
 
         // sanity check for the selected algorithms
         if (_cryptAlgo < PWM_CRYPT_BLOWFISH ||
             _cryptAlgo > PWM_CRYPT_TWOFISH128) {
                 printWarn("Invalid Crypto-Algorithm selected! "
                           "Config-file seems to be corrupt. "
                           "Falling back to Blowfish.");
                 _cryptAlgo = PWM_CRYPT_BLOWFISH;
         }
         if (_hashAlgo < PWM_HASH_SHA1 ||
             _hashAlgo > PWM_HASH_TIGER) {
                 printWarn("Invalid Hash-Algorithm selected! "
                           "Config-file seems to be corrupt. "
                           "Falling back to SHA1.");
                 _hashAlgo = PWM_HASH_SHA1;
         }
         char cryptAlgo = static_cast<char>(_cryptAlgo);
         char hashAlgo = static_cast<char>(_hashAlgo);
 
         if (conf()->confGlobMakeFileBackup()) {
                 if (!backupFile(filename))
                         return e_fileBackup;
         }
         QString tmpFileMoved(QString::null);
         if (QFile::exists(filename)) {
                 /* Move the existing file to some tmp file.
                  * When saving file succeeds, delete tmp file. Otherwise
                  * move tmp file back. See below.
                  */
                 Randomizer *rnd = Randomizer::obj();
                 char rnd_buf[5];
                 sprintf(rnd_buf, "%X%X%X%X", rnd->genRndChar() & 0xFF, rnd->genRndChar() & 0xFF,
                         rnd->genRndChar() & 0xFF, rnd->genRndChar() & 0xFF);
                 tmpFileMoved = filename + "." + rnd_buf + ".mv";
                 if (!copyFile(filename, tmpFileMoved))
                         return e_openFile;
                 if (!QFile::remove(filename)) {
                         printWarn(string("removing orig file ")
                                   + filename.latin1()
                                   + " failed!");
                 }
         }
         QFile f(filename);
         string serialized;
         if (!f.open(IO_ReadWrite)) {
                 ret = e_openFile;
                 goto out_moveback;
         }
         e = writeFileHeader(hashAlgo, hashAlgo,
                             cryptAlgo, compress,
                             &currentPw, &f);
         if (e == e_hashNotImpl) {
                 printDebug("PwMDoc::saveDoc(): writeFileHeader() failed: e_hashNotImpl");
                 f.close();
                 ret = e_hashNotImpl;
                 goto out_moveback;
         } else if (e != e_success) {
                 printDebug("PwMDoc::saveDoc(): writeFileHeader() failed");
                 f.close();
                 ret = e_writeHeader;
                 goto out_moveback;
         }
         if (!serializeDta(&serialized)) {
                 printDebug("PwMDoc::saveDoc(): serializeDta() failed");
                 f.close();
                 ret = e_serializeDta;
                 goto out_moveback;
         }
         e = writeDataHash(hashAlgo, &serialized, &f);
         if (e == e_hashNotImpl) {
                 printDebug("PwMDoc::saveDoc(): writeDataHash() failed: e_hashNotImpl");
                 f.close();
                 ret = e_hashNotImpl;
                 goto out_moveback;
         } else if (e != e_success) {
                 printDebug("PwMDoc::saveDoc(): writeDataHash() failed");
                 f.close();
                 ret = e_writeHeader;
                 goto out_moveback;
         }
         if (!compressDta(&serialized, compress)) {
                 printDebug("PwMDoc::saveDoc(): compressDta() failed");
                 f.close();
                 ret = e_enc;
                 goto out_moveback;
         }
         e = encrypt(&serialized, &currentPw, &f, cryptAlgo);
         if (e == e_weakPw) {
                 printDebug("PwMDoc::saveDoc(): encrypt() failed: e_weakPw");
                 f.close();
                 ret = e_weakPw;
                 goto out_moveback;
         } else if (e == e_cryptNotImpl) {
                 printDebug("PwMDoc::saveDoc(): encrypt() failed: e_cryptNotImpl");
                 f.close();
                 ret = e_cryptNotImpl;
                 goto out_moveback;
         } else if (e != e_success) {
                 printDebug("PwMDoc::saveDoc(): encrypt() failed");
                 f.close();
                 ret = e_enc;
                 goto out_moveback;
         }
         unsetDocStatFlag(DOC_STAT_DISK_DIRTY);
         f.close();
         if (chmod(filename.latin1(),
                   conf()->confGlobFilePermissions())) {
                 printWarn(string("chmod failed: ") + strerror(errno));
         }
         openDocList.edit(this, getTitle().latin1());
         if (wasDeepLocked)
                 deepLock(true);
         if (tmpFileMoved != QString::null) {
                 // now remove the moved file.
                 if (!QFile::remove(tmpFileMoved)) {
                         printWarn(string("removing file ")
                                   + tmpFileMoved.latin1()
                                   + " failed!");
                 }
         }
         ret = e_success;
         printDebug(string("writing file { compress: ")
                    + tostr(static_cast<int>(compress)) + "   cryptAlgo: "
                    + tostr(static_cast<int>(cryptAlgo)) + "   hashAlgo: "
                    + tostr(static_cast<int>(hashAlgo))
                    + " }");
         goto out;
 out_moveback:
         if (tmpFileMoved != QString::null) {
                 if (copyFile(tmpFileMoved, filename)) {
                         if (!QFile::remove(tmpFileMoved)) {
                                 printWarn(string("removing tmp file ")
                                           + filename.latin1()
                                           + " failed!");
                         }
                 } else {
                         printWarn(string("couldn't copy file ")
                                   + tmpFileMoved.latin1()
                                   + " back to "
                                   + filename.latin1());
                 }
         }
 out:
         return ret;
 }
 
 PwMerror PwMDoc::openDoc(const QString *file, int openLocked)
 {
         PWM_ASSERT(file);
         PWM_ASSERT(openLocked == 0 || openLocked == 1 || openLocked == 2);
         string decrypted, dataHash;
         PwMerror ret;
         char cryptAlgo, dataHashType, compress;
         unsigned int headerLen;
 
         if (*file == "")
                 return e_readFile;
         filename = *file;
         /* check if this file is already open.
          * This does not catch symlinks!
          */
         if (!isDeepLocked()) {
                 if (getOpenDocList()->find(filename.latin1()))
                         return e_alreadyOpen;
         }
         QFile f(filename);
 
         if (openLocked == 2) {
                 // open deep-locked
                 if (!QFile::exists(filename))
                         return e_openFile;
                 if (deepLock(true, false) != e_success)
                         return e_openFile;
                 goto out_success;
         }
 
         if (!f.open(IO_ReadOnly))
                 return e_openFile;
 
         ret = checkHeader(&cryptAlgo, &currentPw, &compress, &headerLen,
                           &dataHashType, &dataHash, &f);
         if (ret != e_success) {
                 printDebug("PwMDoc::openDoc(): checkHeader() failed");
                 f.close();
                 if (ret == e_wrongPw) {
                         wrongMpwMsgBox(getDocStatFlag(DOC_STAT_USE_CHIPCARD));
                         return ret;
                 } else if (ret == e_noPw ||
                            ret == e_fileVer ||
                            ret == e_fileFormat ||
                            ret == e_hashNotImpl) {
                         return ret;
                 } else
                         return e_readFile;
         }
         ret = decrypt(&decrypted, headerLen, &currentPw, cryptAlgo, &f);
         if (ret == e_cryptNotImpl) {
                 printDebug("PwMDoc::openDoc(): decrypt() failed: e_cryptNotImpl");
                 f.close();
                 return e_cryptNotImpl;
         } else if (ret != e_success) {
                 printDebug("PwMDoc::openDoc(): decrypt() failed");
                 f.close();
                 return e_readFile;
         }
         if (!decompressDta(&decrypted, compress)) {
                 printDebug("PwMDoc::openDoc(): decompressDta() failed");
                 f.close();
                 return e_fileCorrupt;
         }
         ret = checkDataHash(dataHashType, &dataHash, &decrypted);
         if (ret == e_hashNotImpl) {
                 printDebug("PwMDoc::openDoc(): checkDataHash() failed: e_hashNotImpl");
                 f.close();
                 return e_hashNotImpl;
         } else if (ret != e_success) {
                 printDebug("PwMDoc::openDoc(): checkDataHash() failed");
                 f.close();
                 return e_fileCorrupt;
         }
         if (!deSerializeDta(&decrypted, openLocked == 1)) {
                 printDebug("PwMDoc::openDoc(): deSerializeDta() failed");
                 f.close();
                 return e_readFile;
         }
         f.close();
         timer()->start(DocTimer::id_mpwTimer);
         timer()->start(DocTimer::id_autoLockTimer);
 out_success:
         openDocList.edit(this, getTitle().latin1());
         emit docOpened(this);
         return e_success;
 }
 
 PwMerror PwMDoc::writeFileHeader(char keyHash, char dataHash, char crypt, char compress,
                                  QString *pw, QFile *f)
 {
         PWM_ASSERT(pw);
         PWM_ASSERT(f);
         PWM_ASSERT(listView);
         if (f->writeBlock(FILE_ID_HEADER, strlen(FILE_ID_HEADER)) !=
             static_cast<Q_LONG>(strlen(FILE_ID_HEADER))) {
                 return e_writeFile;
         }
         if (f->putch(PWM_FILE_VER) == -1 ||
             f->putch(keyHash) == -1 ||
             f->putch(dataHash) == -1 ||
             f->putch(crypt) == -1 ||
             f->putch(compress) == -1 ||
             f->putch((getDocStatFlag(DOC_STAT_USE_CHIPCARD)) ?
                      (static_cast<char>(0x01)) : (static_cast<char>(0x00))) == -1) {
                 return e_writeFile;
         }
 
         // write bytes of NUL-data. These bytes are reserved for future-use.
         const int bufSize = 64;
         char tmp_buf[bufSize];
         memset(tmp_buf, 0x00, bufSize);
         if (f->writeBlock(tmp_buf, bufSize) != bufSize)
                 return e_writeFile;
 
         switch (keyHash) {
         case PWM_HASH_SHA1: {
                 const int hashlen = SHA1_HASH_LEN_BYTE;
                 Sha1 hash;
                 hash.sha1_write(reinterpret_cast<const byte *>(pw->latin1()), pw->length());
                 string ret = hash.sha1_read();
                 if (f->writeBlock(ret.c_str(), hashlen) != hashlen)
                         return e_writeFile;
                 break;
         } 
         case PWM_HASH_SHA256:
                 /*... fall through */
         case PWM_HASH_SHA384:
         case PWM_HASH_SHA512:
         case PWM_HASH_MD5:
         case PWM_HASH_RMD160:
         case PWM_HASH_TIGER:
             {
                 if (!LibGCryptIf::available())
                         return e_hashNotImpl;
                 LibGCryptIf gc;
                 PwMerror err;
                 unsigned char *buf;
                 size_t hashLen;
                 err = gc.hash(&buf,
                               &hashLen,
                               reinterpret_cast<const unsigned char *>(pw->latin1()),
                               pw->length(),
                               keyHash);
                 if (err != e_success)
                         return e_hashNotImpl;
                 if (f->writeBlock(reinterpret_cast<const char *>(buf), hashLen)
                     != static_cast<Q_LONG>(hashLen)) {
                         delete [] buf;
                         return e_hashNotImpl;
                 }
                 delete [] buf;
                 break;
         } 
         default: {
                 return e_hashNotImpl;
         } }
         return e_success;
 }
 
 PwMerror PwMDoc::checkHeader(char *cryptAlgo, QString *pw, char *compress,
                              unsigned int *headerLength, char *dataHashType,
                              string *dataHash, QFile *f)
 {
         PWM_ASSERT(cryptAlgo);
         PWM_ASSERT(pw);
         PWM_ASSERT(headerLength);
         PWM_ASSERT(dataHashType);
         PWM_ASSERT(dataHash);
         PWM_ASSERT(f);
         int tmpRet;
         // check "magic" header
         const char magicHdr[] = FILE_ID_HEADER;
         const int hdrLen = array_size(magicHdr) - 1;
         char tmp[hdrLen];
         if (f->readBlock(tmp, hdrLen) != hdrLen)
                 return e_readFile;
         if (memcmp(tmp, magicHdr, hdrLen) != 0)
                 return e_fileFormat;
         // read and check file ver
         int fileV = f->getch();
         if (fileV == -1)
                 return e_fileFormat;
         if (fileV != PWM_FILE_VER)
                 return e_fileVer;
         // read hash hash type
         int keyHash = f->getch();
         if (keyHash == -1)
                 return e_fileFormat;
         // read data hash type
         tmpRet = f->getch();
         if (tmpRet == -1)
                 return e_fileFormat;
         *dataHashType = tmpRet;
         // read crypt algo
         tmpRet = f->getch();
         if (tmpRet == -1)
                 return e_fileFormat;
         *cryptAlgo = tmpRet;
         // get compression-algo
         tmpRet = f->getch();
         if (tmpRet == -1)
                 return e_fileFormat;
         *compress = tmpRet;
         // get the MPW-flag
         int mpw_flag = f->getch();
         if (mpw_flag == -1)
                 return e_fileFormat;
         if (mpw_flag == 0x01)
                 setDocStatFlag(DOC_STAT_USE_CHIPCARD);
         else
                 unsetDocStatFlag(DOC_STAT_USE_CHIPCARD);
         // skip the "RESERVED"-bytes
         if (!(f->at(f->at() + 64)))
                 return e_fileFormat;
 
         *pw = requestMpw(getDocStatFlag(DOC_STAT_USE_CHIPCARD));
         if (*pw == "") {
                 /* the user didn't give a master-password
                  * or didn't insert a chipcard
                  */
                 return e_noPw;
         }
         // verify key-hash
         switch (keyHash) {
         case PWM_HASH_SHA1: {
                 // read hash from header
                 const int hashLen = SHA1_HASH_LEN_BYTE;
                 string readHash;
                 int i;
                 for (i = 0; i < hashLen; ++i)
                         readHash.push_back(f->getch());
                 Sha1 hash;
                 hash.sha1_write(reinterpret_cast<const byte *>(pw->latin1()), pw->length());
                 string ret = hash.sha1_read();
                 if (ret != readHash)
                                 return e_wrongPw;// hash doesn't match (wrong key)
                 break;
         }
         case PWM_HASH_SHA256:
                 /*... fall through */
         case PWM_HASH_SHA384:
         case PWM_HASH_SHA512:
         case PWM_HASH_MD5:
         case PWM_HASH_RMD160:
         case PWM_HASH_TIGER: {
                 if (!LibGCryptIf::available())
                         return e_hashNotImpl;
                 LibGCryptIf gc;
                 PwMerror err;
                 unsigned char *buf;
                 size_t hashLen;
                 err = gc.hash(&buf,
                               &hashLen,
                               reinterpret_cast<const unsigned char *>(pw->latin1()),
                               pw->length(),
                               keyHash);
                 if (err != e_success)
                         return e_hashNotImpl;
                 string calcHash(reinterpret_cast<const char *>(buf),
                                 static_cast<string::size_type>(hashLen));
                 delete [] buf;
                 // read hash from header
                 string readHash;
                 size_t i;
                 for (i = 0; i < hashLen; ++i)
                         readHash.push_back(f->getch());
                 if (calcHash != readHash)
                                 return e_wrongPw;// hash doesn't match (wrong key)
                 break;
         } 
         default: {
                 return e_hashNotImpl;
         } }
         // read the data-hash from the file
         unsigned int hashLen, i;
         switch (*dataHashType) {
         case PWM_HASH_SHA1:
                 hashLen = SHA1_HASH_LEN_BYTE;
                 break;
         case PWM_HASH_SHA256:
                 /*... fall through */
         case PWM_HASH_SHA384:
         case PWM_HASH_SHA512:
         case PWM_HASH_MD5:
         case PWM_HASH_RMD160:
         case PWM_HASH_TIGER: {
                 if (!LibGCryptIf::available())
                         return e_hashNotImpl;
                 LibGCryptIf gc;
                 hashLen = gc.hashLength(*dataHashType);
                 if (hashLen == 0)
                         return e_hashNotImpl;
                 break;
         } 
         default:
                 return e_hashNotImpl;
         }
         *dataHash = "";
         for (i = 0; i < hashLen; ++i) {
                 tmpRet = f->getch();
                 if (tmpRet == -1)
                         return e_fileFormat;
                 dataHash->push_back(static_cast<char>(tmpRet));
         }
         *headerLength = f->at();
 #ifndef PWM_EMBEDDED
         printDebug(string("opening file { compress: ")
                    + tostr(static_cast<int>(*compress)) + "   cryptAlgo: "
                    + tostr(static_cast<int>(*cryptAlgo)) + "   keyHashAlgo: "
                    + tostr(static_cast<int>(keyHash))
                    + " }");
 #else
         printDebug(string("opening file { compress: ")
                    + tostr((int)(*compress)) + "   cryptAlgo: "
                    + tostr((int)(*cryptAlgo)) + "   keyHashAlgo: "
                    + tostr((int)(keyHash))
                    + " }");
 #endif
 
         return e_success;
 }
 
 PwMerror PwMDoc::writeDataHash(char dataHash, string *d, QFile *f)
 {
         PWM_ASSERT(d);
         PWM_ASSERT(f);
 
         switch (dataHash) {
         case PWM_HASH_SHA1: {
                 const int hashLen = SHA1_HASH_LEN_BYTE;
                 Sha1 h;
                 h.sha1_write(reinterpret_cast<const byte *>(d->c_str()), d->size());
                 string hRet = h.sha1_read();
                 if (f->writeBlock(hRet.c_str(), hashLen) != hashLen)
                             return e_writeFile;
                 break;
         }
         case PWM_HASH_SHA256:
                 /*... fall through */
         case PWM_HASH_SHA384:
         case PWM_HASH_SHA512:
         case PWM_HASH_MD5:
         case PWM_HASH_RMD160:
         case PWM_HASH_TIGER: {
                 if (!LibGCryptIf::available())
                         return e_hashNotImpl;
                 LibGCryptIf gc;
                 PwMerror err;
                 unsigned char *buf;
                 size_t hashLen;
                 err = gc.hash(&buf,
                               &hashLen,
                               reinterpret_cast<const unsigned char *>(d->c_str()),
                               d->size(),
                               dataHash);
                 if (err != e_success)
                         return e_hashNotImpl;
                 if (f->writeBlock(reinterpret_cast<const char *>(buf), hashLen)
                     != static_cast<Q_LONG>(hashLen)) {
                         delete [] buf;
                         return e_hashNotImpl;
                 }
                 delete [] buf;
                 break;
         } 
         default: {
                 return e_hashNotImpl;
         } }
 
         return e_success;
 }
 
 bool PwMDoc::backupFile(const QString &filePath)
 {
         QFileInfo fi(filePath);
         if (!fi.exists())
                 return true; // Yes, true is correct.
         QString pathOnly(fi.dirPath(true));
         QString nameOnly(fi.fileName());
         QString backupPath = pathOnly
                            + "/~"
                            + nameOnly
                            + ".backup";
         return copyFile(filePath, backupPath);
 }
 
 bool PwMDoc::copyFile(const QString &src, const QString &dst)
 {
         QFileInfo fi(src);
         if (!fi.exists())
                 return false;
         if (QFile::exists(dst)) {
                 if (!QFile::remove(dst))
                         return false;
         }
         QFile srcFd(src);
         if (!srcFd.open(IO_ReadOnly))
                 return false;
         QFile dstFd(dst);
         if (!dstFd.open(IO_ReadWrite)) {
                 srcFd.close();
                 return false;
         }
         const int tmpBuf_size = 512;
         char tmpBuf[tmpBuf_size];
         Q_LONG bytesRead, bytesWritten;
 
         while (!srcFd.atEnd()) {
                 bytesRead = srcFd.readBlock(tmpBuf,
                                   static_cast<Q_ULONG>(tmpBuf_size));
                 if (bytesRead == -1) {
                         srcFd.close();
                         dstFd.close();
                         return false;
                 }
                 bytesWritten = dstFd.writeBlock(tmpBuf,
                                      static_cast<Q_ULONG>(bytesRead));
                 if (bytesWritten != bytesRead) {
                         srcFd.close();
                         dstFd.close();
                         return false;
                 }
         }
         srcFd.close();
         dstFd.close();
         return true;
 }
 
 PwMerror PwMDoc::addEntry(const QString &category, PwMDataItem *d,
                           bool dontFlagDirty, bool updateMeta)
 {
         PWM_ASSERT(d);
         unsigned int cat = 0;
 
         if (isDeepLocked()) {
                 PwMerror ret;
                 ret = deepLock(false);
                 if (ret != e_success)
                         return e_lock;
         }
 
         addCategory(category, &cat);
 
         if (numEntries(category) >= maxEntries)
                 return e_maxAllowedEntr;
 
         vector<unsigned int> foundPositions;
         /* historically this was:
                  *const int searchIn = SEARCH_IN_DESC | SEARCH_IN_NAME |
                  *                   SEARCH_IN_URL | SEARCH_IN_LAUNCHER;
          * But for now we only search in desc.
          * That's a tweak to be KWallet compatible. But it should not add
          * usability-drop onto PwManager, does it?
          * (And yes, "int" was a bug. Correct is "unsigned int")
          */
         const unsigned int searchIn = SEARCH_IN_DESC;
         findEntry(cat, *d, searchIn, &foundPositions, true);
         if (foundPositions.size()) {
                 // DOH! We found this entry.
                 return e_entryExists;
         }
 
         d->listViewPos = -1;
         d->lockStat = conf()->confGlobNewEntrLockStat();
         if (updateMeta) {
                 d->meta.create = QDateTime::currentDateTime();
                 d->meta.update = d->meta.create;
         }
         dti.dta[cat].d.push_back(*d);
 
         delAllEmptyCat(true);
 
         if (!dontFlagDirty)
                 flagDirty();
         return e_success;
 }
 
 PwMerror PwMDoc::addCategory(const QString &category, unsigned int *categoryIndex,
                              bool checkIfExist)
 {
         if (isDeepLocked()) {
                 PwMerror ret;
                 ret = deepLock(false);
                 if (ret != e_success)
                         return e_lock;
         }
         if (checkIfExist) {
                 if (findCategory(category, categoryIndex))
                         return e_categoryExists;
         }
         PwMCategoryItem item;
         item.name = category.latin1();
         dti.dta.push_back(item);
         if (categoryIndex)
                 *categoryIndex = dti.dta.size() - 1;
         return e_success;
 }
 
 bool PwMDoc::delEntry(const QString &category, unsigned int index, bool dontFlagDirty)
 {
         unsigned int cat = 0;
 
         if (!findCategory(category, &cat)) {
                 BUG();
                 return false;
         }
 
         return delEntry(cat, index, dontFlagDirty);
 }
 
 bool PwMDoc::delEntry(unsigned int category, unsigned int index, bool dontFlagDirty)
 {
         if (isDeepLocked())
                 return false;
         if (index > dti.dta[category].d.size() - 1)
                 return false;
         getDataChangedLock();
         if (!lockAt(category, index, false)) {
                 putDataChangedLock();
                 return false;
         }
         putDataChangedLock();
         int lvPos = dti.dta[category].d[index].listViewPos;
 
         // delete entry
         dti.dta[category].d.erase(dti.dta[category].d.begin() + index);
 
         unsigned int i, entries = numEntries(category);
         if (!entries) {
                 // no more entries in this category, so
                 // we can delete it, too.
                 BUG_ON(!delCategory(category));
                 // delCategory() flags it dirty, so we need not to do so.
                 return true;
         }
         for (i = 0; i < entries; ++i) {
                 // decrement all listViewPositions that are greater than the deleted.
                 if (dti.dta[category].d[i].listViewPos > lvPos)
                         --dti.dta[category].d[i].listViewPos;
         }
 
         if (!dontFlagDirty)
                 flagDirty();
         return true;
 }
 
 bool PwMDoc::editEntry(const QString &oldCategory, const QString &newCategory,
                        unsigned int index, PwMDataItem *d, bool updateMeta)
 {
         PWM_ASSERT(d);
         unsigned int oldCat = 0;
 
         if (!findCategory(oldCategory, &oldCat)) {
                 BUG();
                 return false;
         }
 
         return editEntry(oldCat, newCategory, index, d, updateMeta);
 }
 
 bool PwMDoc::editEntry(unsigned int oldCategory, const QString &newCategory,
                        unsigned int index, PwMDataItem *d, bool updateMeta)
 {
         if (isDeepLocked())
                 return false;
         if (updateMeta) {
                 d->meta.update = QDateTime::currentDateTime();
                 if (d->meta.create.isNull()) {
                         d->meta.create = d->meta.update;
                 }
         }
         if (dti.dta[oldCategory].name != newCategory.latin1()) {
                 // the user changed the category.
                 PwMerror ret;
                 d->rev = 0;
                 ret = addEntry(newCategory, d, true, false);
                 if (ret != e_success)
                         return false;
                 if (!delEntry(oldCategory, index, true))
                         return false;
         } else {
                 d->rev = dti.dta[oldCategory].d[index].rev + 1; // increment revision counter.
                 dti.dta[oldCategory].d[index] = *d;
         }
         flagDirty();
         return true;
 }
 
 unsigned int PwMDoc::numEntries(const QString &category)
 {
         unsigned int cat = 0;
 
         if (!findCategory(category, &cat)) {
                 BUG();
                 return 0;
         }
 
         return numEntries(cat);
 }
 
 bool PwMDoc::serializeDta(string *d)
 {
         PWM_ASSERT(d);
         Serializer ser;
         if (!ser.serialize(dti))
                 return false;
         d->assign(ser.getXml());
         if (!d->size())
                 return false;
         return true;
 }
 
 bool PwMDoc::deSerializeDta(const string *d, bool entriesLocked)
 {
         PWM_ASSERT(d);
 #ifndef PWM_EMBEDDED
         try {
 
                 Serializer ser(d->c_str());
                 ser.setDefaultLockStat(entriesLocked);
                 if (!ser.deSerialize(&dti))
                         return false;
         } catch (PwMException) {
                 return false;
         }
 #else
         Serializer ser(d->c_str());
         ser.setDefaultLockStat(entriesLocked);
         if (!ser.deSerialize(&dti))
           return false;
 #endif
 
         emitDataChanged(this);
         return true;
 }
 
 bool PwMDoc::getEntry(const QString &category, unsigned int index,
                       PwMDataItem * d, bool unlockIfLocked)
 {
         PWM_ASSERT(d);
         unsigned int cat = 0;
 
         if (!findCategory(category, &cat)) {
                 BUG();
                 return false;
         }
 
         return getEntry(cat, index, d, unlockIfLocked);
 }
 
 bool PwMDoc::getEntry(unsigned int category, unsigned int index,
                       PwMDataItem *d, bool unlockIfLocked)
 {
         if (index > dti.dta[category].d.size() - 1)
                 return false;
 
         bool locked = isLocked(category, index);
         if (locked) {
                 /* this entry is locked. We don't return a password,
                  * until it's unlocked by the user by inserting
                  * chipcard or entering the mpw
                  */
                 if (unlockIfLocked) {
                         if (!lockAt(category, index, false)) {
                                 return false;
                         }
                         locked = false;
                 }
         }
 
         *d = dti.dta[category].d[index];
         if (locked)
                 d->pw = LOCKED_STRING.latin1();
 
         return true;
 }
 
 PwMerror PwMDoc::getCommentByLvp(const QString &category, int listViewPos,
                                  string *foundComment)
 {
         PWM_ASSERT(foundComment);
         unsigned int cat = 0;
 
         if (!findCategory(category, &cat))
                 return e_invalidArg;
 
         unsigned int i, entries = numEntries(cat);
         for (i = 0; i < entries; ++i) {
                 if (dti.dta[cat].d[i].listViewPos == listViewPos) {
                         *foundComment = dti.dta[cat].d[i].comment;
                         if (dti.dta[cat].d[i].binary)
                                 return e_binEntry;
                         return e_normalEntry;
                 }
         }
         BUG();
         return e_generic;
 }
 
 bool PwMDoc::compressDta(string *d, char algo)
 {
         PWM_ASSERT(d);
         switch (algo) {
                 case PWM_COMPRESS_GZIP: {
                         CompressGzip comp;
                         return comp.compress(d);
-                } case PWM_COMPRESS_BZIP2: {
+                                /*US    } case PWM_COMPRESS_BZIP2: {
                         CompressBzip2 comp;
                         return comp.compress(d);
+*/
                 } case PWM_COMPRESS_NONE: {
                         return true;
                 } default: {
                         BUG();
                 }
         }
         return false;
 }
 
 bool PwMDoc::decompressDta(string *d, char algo)
 {
         PWM_ASSERT(d);
         switch (algo) {
                 case PWM_COMPRESS_GZIP: {
                         CompressGzip comp;
                         return comp.decompress(d);
-                } case PWM_COMPRESS_BZIP2: {
+                                /*US    } case PWM_COMPRESS_BZIP2: {
                         CompressBzip2 comp;
                         return comp.decompress(d);
+                        */
                 } case PWM_COMPRESS_NONE: {
                         return true;
                 }
         }
         return false;
 }
 
 PwMerror PwMDoc::encrypt(string *d, const QString *pw, QFile *f, char algo)
 {
         PWM_ASSERT(d);
         PWM_ASSERT(pw);
         PWM_ASSERT(f);
 
         size_t encSize;
         byte *encrypted = 0;
 
         switch (algo) {
         case PWM_CRYPT_BLOWFISH: {
                 Blowfish::padNull(d);
                 encSize = d->length();
                 encrypted = new byte[encSize];
                 Blowfish bf;
                 if (bf.bf_setkey((byte *) pw->latin1(), pw->length())) {
                         delete [] encrypted;
                         return e_weakPw;
                 }
                 bf.bf_encrypt((byte *) encrypted, (byte *) d->c_str(), encSize);
                 break;
         }
         case PWM_CRYPT_AES128:
                 /*... fall through */
         case PWM_CRYPT_AES192:
         case PWM_CRYPT_AES256:
         case PWM_CRYPT_3DES:
         case PWM_CRYPT_TWOFISH:
         case PWM_CRYPT_TWOFISH128: {
                 if (!LibGCryptIf::available())
                         return e_cryptNotImpl;
                 LibGCryptIf gc;
                 PwMerror err;
                 unsigned char *plain = new unsigned char[d->length() + 1024];
                 memcpy(plain, d->c_str(), d->length());
                 err = gc.encrypt(&encrypted,
                                  &encSize,
                                  plain,
                                  d->length(),
                                  reinterpret_cast<const unsigned char *>(pw->latin1()),
                                  pw->length(),
                                  algo);
                 delete [] plain;
                 if (err != e_success)
                         return e_cryptNotImpl;
                 break;
         }
         default: {
                 delete_ifnot_null_array(encrypted);
                 return e_cryptNotImpl;
         } }
 
         // write encrypted data to file
         if (f->writeBlock(reinterpret_cast<const char *>(encrypted),
                           static_cast<Q_ULONG>(encSize))
             != static_cast<Q_LONG>(encSize)) {
                 delete_ifnot_null_array(encrypted);
                 return e_writeFile;
         }
         delete_ifnot_null_array(encrypted);
         return e_success;
 }
 
 PwMerror PwMDoc::decrypt(string *d, unsigned int pos, const QString *pw,
                          char algo, QFile *f)
 {
         PWM_ASSERT(d);
         PWM_ASSERT(pw);
         PWM_ASSERT(f);
 
         unsigned int cryptLen = f->size() - pos;
         byte *encrypted = new byte[cryptLen];
         byte *decrypted = new byte[cryptLen];
 
         f->at(pos);
 #ifndef PWM_EMBEDDED
         if (f->readBlock(reinterpret_cast<char *>(encrypted),
                          static_cast<Q_ULONG>(cryptLen))
             != static_cast<Q_LONG>(cryptLen)) {
                 delete [] encrypted;
                 delete [] decrypted;
                 return e_readFile;
         }
 #else
         if (f->readBlock((char *)(encrypted),
                          (unsigned long)(cryptLen))
             != (long)(cryptLen)) {
                 delete [] encrypted;
                 delete [] decrypted;
                 return e_readFile;
         }
 #endif
         switch (algo) {
         case PWM_CRYPT_BLOWFISH: {
                 Blowfish bf;
                 bf.bf_setkey((byte *) pw->latin1(), pw->length());
                 bf.bf_decrypt(decrypted, encrypted, cryptLen);
                 break;
         }
         case PWM_CRYPT_AES128:
                 /*... fall through */
         case PWM_CRYPT_AES192:
         case PWM_CRYPT_AES256:
         case PWM_CRYPT_3DES:
         case PWM_CRYPT_TWOFISH:
         case PWM_CRYPT_TWOFISH128: {
                 if (!LibGCryptIf::available())
                         return e_cryptNotImpl;
                 LibGCryptIf gc;
                 PwMerror err;
                 err = gc.decrypt(&decrypted,
                                  &cryptLen,
                                  encrypted,
                                  cryptLen,
                                  reinterpret_cast<const unsigned char *>(pw->latin1()),
                                  pw->length(),
                                  algo);
                 if (err != e_success) {
                         delete [] encrypted;
                         delete [] decrypted;
                         return e_cryptNotImpl;
                 }
                 break;
         }
         default: {
                 delete [] encrypted;
                 delete [] decrypted;
                 return e_cryptNotImpl;
         } }
         delete [] encrypted;
 #ifndef PWM_EMBEDDED
         d->assign(reinterpret_cast<const char *>(decrypted),
                   static_cast<string::size_type>(cryptLen));
 #else
         d->assign((const char *)(decrypted),
                   (string::size_type)(cryptLen));
 #endif
         delete [] decrypted;
         if (algo == PWM_CRYPT_BLOWFISH) {
                 if (!Blowfish::unpadNull(d)) {
                         BUG();
                         return e_readFile;
                 }
         }
         return e_success;
 }
 
 PwMerror PwMDoc::checkDataHash(char dataHashType, const string *dataHash,
                                const string *dataStream)
 {
         PWM_ASSERT(dataHash);
         PWM_ASSERT(dataStream);
         switch(dataHashType) {
         case PWM_HASH_SHA1: {
                 Sha1 hash;
                 hash.sha1_write((byte*)dataStream->c_str(), dataStream->length());
                 string ret = hash.sha1_read();
                 if (ret != *dataHash)
                         return e_fileCorrupt;
                 break;
         }
         case PWM_HASH_SHA256:
                 /*... fall through */
         case PWM_HASH_SHA384:
         case PWM_HASH_SHA512:
         case PWM_HASH_MD5:
         case PWM_HASH_RMD160:
         case PWM_HASH_TIGER: {
                 if (!LibGCryptIf::available())
                         return e_hashNotImpl;
                 LibGCryptIf gc;
                 PwMerror err;
                 unsigned char *buf;
                 size_t hashLen;
                 err = gc.hash(&buf,
                               &hashLen,
                               reinterpret_cast<const unsigned char *>(dataStream->c_str()),
                               dataStream->length(),
                               dataHashType);
                 if (err != e_success)
                         return e_hashNotImpl;
                 string calcHash(reinterpret_cast<const char *>(buf),
                                 static_cast<string::size_type>(hashLen));
                 delete [] buf;
                 if (calcHash != *dataHash)
                         return e_fileCorrupt;
                 break;
         }
         default:
                 return e_hashNotImpl;
         }
         return e_success;
 }
 
 bool PwMDoc::lockAt(unsigned int category, unsigned int index,
                     bool lock)
 {
         if (index >= numEntries(category)) {
                 BUG();
                 return false;
         }
         if (lock == dti.dta[category].d[index].lockStat)
                 return true;
 
         if (!lock && currentPw != "") {
                 // "unlocking" and "password is already set"
                 if (!getDocStatFlag(DOC_STAT_UNLOCK_WITHOUT_PW)) {
                         // unlocking without pw not allowed
                         QString pw;
                         pw = requestMpw(getDocStatFlag(DOC_STAT_USE_CHIPCARD));
                         if (pw != "") {
                                 if (pw != currentPw) {
                                         wrongMpwMsgBox(getDocStatFlag(DOC_STAT_USE_CHIPCARD));
                                         return false;
                                 } else {
                                         timer()->start(DocTimer::id_mpwTimer);
                                 }
                         } else {
                                 return false;
                         }
                 } else {
                         timer()->start(DocTimer::id_mpwTimer);
                 }
         }
 
         dti.dta[category].d[index].lockStat = lock;
         dti.dta[category].d[index].rev++; // increment revision counter.
 
         emitDataChanged(this);
         if (!lock)
                 timer()->start(DocTimer::id_autoLockTimer);
 
         return true;
 
 }
 
 bool PwMDoc::lockAt(const QString &category,unsigned int index,
                     bool lock)
 {
         unsigned int cat = 0;
 
         if (!findCategory(category, &cat)) {
                 BUG();
                 return false;
         }
 
         return lockAt(cat, index, lock);
 }
 
 bool PwMDoc::lockAll(bool lock)
 {
         if (!lock && isDeepLocked()) {
                 PwMerror ret;
                 ret = deepLock(false);
                 if (ret != e_success)
                         return false;
                 return true;
         }
         if (isDocEmpty()) {
                 return true;
         }
         if (!lock && currentPw != "") {
                 // unlocking and password is already set
                 if (!getDocStatFlag(DOC_STAT_UNLOCK_WITHOUT_PW)) {
                         // unlocking without pw not allowed
                         QString pw;
                         pw = requestMpw(getDocStatFlag(DOC_STAT_USE_CHIPCARD));
                         if (pw != "") {
                                 if (pw != currentPw) {
                                         wrongMpwMsgBox(getDocStatFlag(DOC_STAT_USE_CHIPCARD));
                                         return false;
                                 } else {
                                         timer()->start(DocTimer::id_mpwTimer);
                                 }
                         } else {
                                 return false;
                         }
                 } else {
                         timer()->start(DocTimer::id_mpwTimer);
                 }
         }
 
         vector<PwMCategoryItem>::iterator catBegin = dti.dta.begin(),
                                           catEnd = dti.dta.end(),
                                           catI = catBegin;
         vector<PwMDataItem>::iterator entrBegin, entrEnd, entrI;
         while (catI != catEnd) {
                 entrBegin = catI->d.begin();
                 entrEnd = catI->d.end();
                 entrI = entrBegin;
                 while (entrI != entrEnd) {
                         entrI->lockStat = lock;
                         entrI->rev++; // increment revision counter.
                         ++entrI;
                 }
                 ++catI;
         }
 
         emitDataChanged(this);
         if (lock)
                 timer()->stop(DocTimer::id_autoLockTimer);
         else
                 timer()->start(DocTimer::id_autoLockTimer);
 
         return true;
 }
 
 bool PwMDoc::isLocked(const QString &category, unsigned int index)
 {
         unsigned int cat = 0;
 
         if (!findCategory(category, &cat)) {
                 BUG();
                 return false;
         }
 
         return isLocked(cat, index);
 }
 
 bool PwMDoc::unlockAll_tempoary(bool revert)
 {
         static vector< vector<bool> > *oldLockStates = 0;
         static bool wasDeepLocked;
 
                 if (revert) {// revert the unlocking
                 if (oldLockStates) {
                         /* we actually _have_ unlocked something, because
                          * we have allocated space for the oldLockStates.
                          * So, go on and revert them!
                          */
                         if (wasDeepLocked) {
                                 PwMerror ret = deepLock(true);
                                 if (ret == e_success) {
                                         /* deep-lock succeed. We are save.
                                          * (but if it failed, just go on
                                          * lock them normally)
                                          */
                                         delete_and_null(oldLockStates);
                                         timer()->start(DocTimer::id_autoLockTimer);
                                         printDebug("tempoary unlocking of dta "
                                                    "reverted by deep-locking.");
                                         return true;
                                 }
                                 printDebug("deep-lock failed while reverting! "
                                            "Falling back to normal-lock.");
                         }
                         if (unlikely(!wasDeepLocked &&
                                      numCategories() != oldLockStates->size())) {
                                 /* DOH! We have modified "dta" while
                                  * it was unlocked tempoary. DON'T DO THIS!
                                  */
                                 BUG();
                                 delete_and_null(oldLockStates);
                                 timer()->start(DocTimer::id_autoLockTimer);
                                 return false;
                         }
                         vector<PwMCategoryItem>::iterator catBegin = dti.dta.begin(),
                                                           catEnd = dti.dta.end(),
                                                           catI = catBegin;
                         vector<PwMDataItem>::iterator entrBegin, entrEnd, entrI;
                         vector< vector<bool> >::iterator oldCatStatI = oldLockStates->begin();
                         vector<bool>::iterator oldEntrStatBegin,
                                                oldEntrStatEnd,
                                                oldEntrStatI;
                         while (catI != catEnd) {
                                 entrBegin = catI->d.begin();
                                 entrEnd = catI->d.end();
                                 entrI = entrBegin;
                                 if (likely(!wasDeepLocked)) {
                                         oldEntrStatBegin = oldCatStatI->begin();
                                         oldEntrStatEnd = oldCatStatI->end();
                                         oldEntrStatI = oldEntrStatBegin;
                                         if (unlikely(catI->d.size() != oldCatStatI->size())) {
                                                 /* DOH! We have modified "dta" while
                                                  * it was unlocked tempoary. DON'T DO THIS!
                                                  */
                                                 BUG();
                                                 delete_and_null(oldLockStates);
                                                 timer()->start(DocTimer::id_autoLockTimer);
                                                 return false;
                                         }
                                 }
                                 while (entrI != entrEnd) {
                                         if (wasDeepLocked) {
                                                 /* this is an error-fallback if
                                                  * deeplock didn't succeed
                                                  */
                                                 entrI->lockStat = true;
                                         } else {
                                                 entrI->lockStat = *oldEntrStatI;
                                         }
                                         ++entrI;
                                         if (likely(!wasDeepLocked))
                                                 ++oldEntrStatI;
                                 }
                                 ++catI;
                                 if (likely(!wasDeepLocked))
                                         ++oldCatStatI;
                         }
                         delete_and_null(oldLockStates);
                         if (unlikely(wasDeepLocked)) {
                                 /* error fallback... */
                                 unsetDocStatFlag(DOC_STAT_DEEPLOCKED);
                                 emitDataChanged(this);
                                 printDebug("WARNING: unlockAll_tempoary(true) "
                                            "deeplock fallback!");
                         }
                         printDebug("tempoary unlocking of dta reverted.");
                 } else {
                         printDebug("unlockAll_tempoary(true): nothing to do.");
                 }
                 timer()->start(DocTimer::id_autoLockTimer);
                 } else {// unlock all data tempoary
                 if (unlikely(oldLockStates != 0)) {
                         /* DOH! We have already unlocked the data tempoarly.
                          * No need to do it twice. ;)
                          */
                         BUG();
                         return false;
                 }
                 wasDeepLocked = false;
                 bool mustUnlock = false;
                 if (isDeepLocked()) {
                         PwMerror ret;
                         while (1) {
                                 ret = deepLock(false);
                                 if (ret == e_success) {
                                         break;
                                 } else if (ret == e_wrongPw) {
                                         wrongMpwMsgBox(getDocStatFlag(DOC_STAT_USE_CHIPCARD));
                                 } else {
                                         printDebug("deep-unlocking failed while "
                                                    "tempoary unlocking!");
                                         return false;
                                 }
                         }
                         wasDeepLocked = true;
                         mustUnlock = true;
                 } else {
                         // first check if it's needed to unlock some entries
                         vector<PwMCategoryItem>::iterator catBegin = dti.dta.begin(),
                                                           catEnd = dti.dta.end(),
                                                           catI = catBegin;
                         vector<PwMDataItem>::iterator entrBegin, entrEnd, entrI;
                         while (catI != catEnd) {
                                 entrBegin = catI->d.begin();
                                 entrEnd = catI->d.end();
                                 entrI = entrBegin;
                                 while (entrI != entrEnd) {
                                         if (entrI->lockStat == true) {
                                                 mustUnlock = true;
                                                 break;
                                         }
                                         ++entrI;
                                 }
                                 if (mustUnlock)
                                         break;
                                 ++catI;
                         }
                 }
                 if (!mustUnlock) {
                         // nothing to do.
                         timer()->stop(DocTimer::id_autoLockTimer);
                         printDebug("unlockAll_tempoary(): nothing to do.");
                         return true;
                 } else if (!wasDeepLocked) {
                         if (!getDocStatFlag(DOC_STAT_UNLOCK_WITHOUT_PW) &&
                             currentPw != "") {
                                 /* we can't unlock without mpw, so
                                  * we need to ask for it.
                                  */
                                 QString pw;
                                 while (1) {
                                         pw = requestMpw(getDocStatFlag(DOC_STAT_USE_CHIPCARD));
                                         if (pw == "") {
                                                 return false;
                                         } else if (pw == currentPw) {
                                                 break;
                                         }
                                         wrongMpwMsgBox(getDocStatFlag(DOC_STAT_USE_CHIPCARD));
                                 }
                         }
                 }
                 timer()->stop(DocTimer::id_autoLockTimer);
                 oldLockStates = new vector< vector<bool> >;
                 vector<bool> tmp_vec;
                 vector<PwMCategoryItem>::iterator catBegin = dti.dta.begin(),
                                                   catEnd = dti.dta.end(),
                                                   catI = catBegin;
                 vector<PwMDataItem>::iterator entrBegin, entrEnd, entrI;
                 while (catI != catEnd) {
                         entrBegin = catI->d.begin();
                         entrEnd = catI->d.end();
                         entrI = entrBegin;
                         while (entrI != entrEnd) {
                                 if (!wasDeepLocked) {
                                         tmp_vec.push_back(entrI->lockStat);
                                 }
                                 entrI->lockStat = false;
                                 ++entrI;
                         }
                         if (!wasDeepLocked) {
                                 oldLockStates->push_back(tmp_vec);
                                 tmp_vec.clear();
                         }
                         ++catI;
                 }
                 printDebug("tempoary unlocked dta.");
         }
 
         return true;
 }
 
 PwMerror PwMDoc::deepLock(bool lock, bool saveToFile)
 {
         PwMerror ret;
 
         if (lock) {
                 if (isDeepLocked())
                         return e_lock;
                 if (saveToFile) {
                         if (isDocEmpty())
                                 return e_docIsEmpty;
                         ret = saveDoc(conf()->confGlobCompression());
                         if (ret == e_filename) {
                                 /* the doc wasn't saved to a file
                                  * by the user, yet.
                                  */
                                 cantDeeplock_notSavedMsgBox();
                                 return e_docNotSaved;
                         } else if (ret != e_success) {
                                 return e_lock;
                         }
                 }
                 timer()->stop(DocTimer::id_autoLockTimer);
                 clearDoc();
                 PwMDataItem d;
                 d.desc = IS_DEEPLOCKED_SHORTMSG.latin1();
                 d.comment = IS_DEEPLOCKED_MSG.latin1();
                 d.listViewPos = 0;
                 addEntry(DEFAULT_CATEGORY, &d, true);
                 lockAt(DEFAULT_CATEGORY, 0, true);
                 unsetDocStatFlag(DOC_STAT_DISK_DIRTY);
                 setDocStatFlag(DOC_STAT_DEEPLOCKED);
         } else {
                 if (!isDeepLocked())
                         return e_lock;
                 ret = openDoc(&filename, (conf()->confGlobUnlockOnOpen())
                                           ? 0 : 1);
                 if (ret == e_wrongPw) {
                         return e_wrongPw;
                 } else if (ret != e_success) {
                         printDebug(string("PwMDoc::deepLock(false): ERR! openDoc() == ")
                                    + tostr(static_cast<int>(ret)));
                         return e_lock;
                 }
                 unsetDocStatFlag(DOC_STAT_DEEPLOCKED);
                 timer()->start(DocTimer::id_autoLockTimer);
         }
 
         emitDataChanged(this);
         return e_success;
 }
 
 void PwMDoc::_deepUnlock()
 {
         deepLock(false);
 }
 
 void PwMDoc::clearDoc()
 {
         dti.clear();
         PwMCategoryItem d;
         d.name = DEFAULT_CATEGORY.latin1();
         dti.dta.push_back(d);
         currentPw = "";
         unsetDocStatFlag(DOC_STAT_UNLOCK_WITHOUT_PW);
 }
 
 void PwMDoc::changeCurrentPw()
 {
         if (currentPw == "")
                 return; // doc hasn't been saved. No mpw available.
         bool useChipcard = getDocStatFlag(DOC_STAT_USE_CHIPCARD);
         QString pw = requestMpwChange(&currentPw, &useChipcard);
         if (pw == "")
                 return;
         if (useChipcard)
                 setDocStatFlag(DOC_STAT_USE_CHIPCARD);
         else
                 unsetDocStatFlag(DOC_STAT_USE_CHIPCARD);
         setCurrentPw(pw);
 }
 
 void PwMDoc::setListViewPos(const QString &category, unsigned int index,
                             int pos)
 {
         unsigned int cat = 0;
 
         if (!findCategory(category, &cat)) {
                 BUG();
                 return;
         }
         setListViewPos(cat, index, pos);
 }
 
 void PwMDoc::setListViewPos(unsigned int category, unsigned int index,
                             int pos)
 {
         dti.dta[category].d[index].listViewPos = pos;
 
 /* FIXME workaround: don't flag dirty, because this function sometimes
  * get's called when it shouldn't. It's because PwMView assumes
  * the user resorted the UI on behalf of signal layoutChanged().
  * This is somewhat broken and incorrect, but I've no other
  * solution for now.
  */
         //setDocStatFlag(DOC_STAT_DISK_DIRTY);
 }
 
 int PwMDoc::getListViewPos(const QString &category, unsigned int index)
 {
         unsigned int cat = 0;
 
         if (!findCategory(category, &cat)) {
                 BUG();
                 return -1;
         }
 
         return dti.dta[cat].d[index].listViewPos;
 }
 
 void PwMDoc::findEntry(unsigned int category, PwMDataItem find, unsigned int searchIn,
                        vector<unsigned int> *foundPositions, bool breakAfterFound,
                        bool caseSensitive, bool exactWordMatch, bool sortByLvp)
 {
         PWM_ASSERT(foundPositions);
         PWM_ASSERT(searchIn);
         foundPositions->clear();
 
         unsigned int i, entries = numEntries(category);
         for (i = 0; i < entries; ++i) {
                 if (searchIn & SEARCH_IN_DESC) {
                         if (!compareString(find.desc, dti.dta[category].d[i].desc,
                                           caseSensitive, exactWordMatch)) {
                                 continue;
                         }
                 }
                 if (searchIn & SEARCH_IN_NAME) {
                         if (!compareString(find.name, dti.dta[category].d[i].name,
                                           caseSensitive, exactWordMatch)) {
                                 continue;
                         }
                 }
                 if (searchIn & SEARCH_IN_PW) {
                         bool wasLocked = isLocked(category, i);
                         getDataChangedLock();
                         lockAt(category, i, false);
                         if (!compareString(find.pw, dti.dta[category].d[i].pw,
                                           caseSensitive, exactWordMatch)) {
                                 lockAt(category, i, wasLocked);
                                 putDataChangedLock();
                                 continue;
                         }
                         lockAt(category, i, wasLocked);
                         putDataChangedLock();
                 }
                 if (searchIn & SEARCH_IN_COMMENT) {
                         if (!compareString(find.comment, dti.dta[category].d[i].comment,
                                           caseSensitive, exactWordMatch)) {
                                 continue;
                         }
                 }
                 if (searchIn & SEARCH_IN_URL) {
                         if (!compareString(find.url, dti.dta[category].d[i].url,
                                           caseSensitive, exactWordMatch)) {
                                 continue;
                         }
                 }
                 if (searchIn & SEARCH_IN_LAUNCHER) {
                         if (!compareString(find.launcher, dti.dta[category].d[i].launcher,
                                           caseSensitive, exactWordMatch)) {
                                 continue;
                         }
                 }
 
                 // all selected "searchIn" matched.
                 foundPositions->push_back(i);
                 if (breakAfterFound)
                         break;
         }
 
         if (sortByLvp && foundPositions->size() > 1) {
                 vector< pair<unsigned int /* foundPosition (real doc pos) */,
                              unsigned int /* lvp-pos */> > tmp_vec;
                 
                 unsigned int i, items = foundPositions->size();
                 pair<unsigned int, unsigned int> tmp_pair;
                 for (i = 0; i < items; ++i) {
                         tmp_pair.first = (*foundPositions)[i];
                         tmp_pair.second = dti.dta[category].d[(*foundPositions)[i]].listViewPos;
                         tmp_vec.push_back(tmp_pair);
                 }
                 sort(tmp_vec.begin(), tmp_vec.end(), dta_lvp_greater());
                 foundPositions->clear();
                 for (i = 0; i < items; ++i) {
                         foundPositions->push_back(tmp_vec[i].first);
                 }
         }
 }
 
 void PwMDoc::findEntry(const QString &category, PwMDataItem find, unsigned int searchIn,
                        vector<unsigned int> *foundPositions, bool breakAfterFound,
                        bool caseSensitive, bool exactWordMatch, bool sortByLvp)
 {
         PWM_ASSERT(foundPositions);
         unsigned int cat = 0;
 
         if (!findCategory(category, &cat)) {
                 foundPositions->clear();
                 return;
         }
 
         findEntry(cat, find, searchIn, foundPositions, breakAfterFound,
                   caseSensitive, exactWordMatch, sortByLvp);
 }
 
 bool PwMDoc::compareString(const string &s1, const string &s2, bool caseSensitive,
                            bool exactWordMatch)
 {
         QString _s1(s1.c_str());
         QString _s2(s2.c_str());
         if (!caseSensitive) {
                 _s1 = _s1.lower();
                 _s2 = _s2.lower();
         }
         if (exactWordMatch ? (_s1 == _s2) : (_s2.find(_s1) != -1))
                 return true;
         return false;
 }
 
 bool PwMDoc::findCategory(const QString &name, unsigned int *index)
 {
         vector<PwMCategoryItem>::iterator i = dti.dta.begin(),
                                           end = dti.dta.end();
         while (i != end) {
                 if ((*i).name == name.latin1()) {
                         if (index) {
                                 *index = i - dti.dta.begin();
                         }
                         return true;
                 }
                 ++i;
         }
         return false;
 }
 
 bool PwMDoc::renameCategory(const QString &category, const QString &newName)
 {
         unsigned int cat = 0;