merging of two bugfixes provided by Michael:

1) files were getting stored always twice
2) "Save As..." returned a No permission dialogbox when executed right after
starting the application

3 files changed, 67 insertions, 12 deletions

diff --git a/pwmanager/pwmanager/pwmdoc.cpp b/pwmanager/pwmanager/pwmdoc.cpp
index e9906a4..f4a1636 100644
--- a/pwmanager/pwmanager/pwmdoc.cpp
+++ b/pwmanager/pwmanager/pwmdoc.cpp
@@ -1,46 +1,46 @@
 /***************************************************************************
  *                                                                         *
  *   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
+ * This file is originaly based on version 1.1 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"
 //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>
@@ -301,144 +301,178 @@ void DocTimer::metaCheckTimeout()
 
 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;
+	string serialized;
+	QFile f;
+	QString tmpFileMoved(QString::null);
+	bool wasDeepLocked;
+	QString savedFilename(filename);
+
 	if (!file) {
 		if (filename == "")
 			return e_filename;
-	} else {
+		if (isDeepLocked()) {
+		  /* We don't need to save any data.
+		   * It's already all on disk, because
+		   * we are deeplocked.
+		   */
+		  unsetDocStatFlag(DOC_STAT_DISK_DIRTY);
+		  ret = e_success;
+		  goto out;
+		}
+ 	} else {
 		if (*file == "" && filename == "")
 			return e_filename;
 		if (*file != "")
 			filename = *file;
 	}
 
-	bool wasDeepLocked = isDeepLocked();
+	wasDeepLocked = isDeepLocked();
 	if (wasDeepLocked) {
-		if (deepLock(false) != e_success)
-			return e_noPw;
+	  /* We are deeplocked. That means all data is already
+	   * on disk. BUT we need to do saving procedure,
+	   * because *file != savedFilename.
+	   * Additionally we need to tempoarly restore
+	   * the old "filename", because deepLock() references it.
+	   */
+	  QString newFilename(filename);
+	  filename = savedFilename;
+	  getDataChangedLock();
+	  e = deepLock(false);
+	  putDataChangedLock();
+	  filename = newFilename;
+	  switch (e) {
+	     case e_success:
+	       break;
+	     case e_wrongPw:
+	     case e_noPw:
+	       emitDataChanged(this);
+	       return e;
+	     default:
+	       emitDataChanged(this);
+	       return e_openFile;
+	  }
 	}
 
 	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;
+	f.setName(filename);
 	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");
@@ -447,66 +481,74 @@ PwMerror PwMDoc::saveDoc(char compress, const QString *file)
 		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 (wasDeepLocked) {
+	  /* Do _not_ save the data with the deepLock()
+	   * call, because this will recurse
+	   * into saveDoc()
+	   */
+	  deepLock(true, false);
+	  /* We don't check return value here, because
+	   * it won't fail. See NOTE in deepLock()
+	   */
+	}	
 	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 { name: ")
 		   + filename.latin1() + "   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:
@@ -1740,64 +1782,67 @@ bool PwMDoc::unlockAll_tempoary(bool revert)
 		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;
+	/* NOTE: saveDoc() depends on this function to return
+	 *       e_success if saveToFile == false
+	 */
 
 	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())
diff --git a/pwmanager/pwmanager/pwmdoc.h b/pwmanager/pwmanager/pwmdoc.h
index 535fb92..a6e5f58 100644
--- a/pwmanager/pwmanager/pwmdoc.h
+++ b/pwmanager/pwmanager/pwmdoc.h
@@ -1,46 +1,46 @@
 /***************************************************************************
  *                                                                         *
  *   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
+ * This file is originaly based on version 1.1 of pwmanager
  * and was modified to run on embedded devices that run microkde
  *
  * $Id$
  **************************************************************************/  
 
 #ifndef __PWMDOC_H
 #define __PWMDOC_H
 
 #define PWM_FILE_VER		(static_cast<char>(0x05))
 
 #define PWM_HASH_SHA1		(static_cast<char>(0x01))
 #define PWM_HASH_SHA256		(static_cast<char>(0x02))
 #define PWM_HASH_SHA384		(static_cast<char>(0x03))
 #define PWM_HASH_SHA512		(static_cast<char>(0x04))
 #define PWM_HASH_MD5		(static_cast<char>(0x05))
 #define PWM_HASH_RMD160		(static_cast<char>(0x06))
 #define PWM_HASH_TIGER		(static_cast<char>(0x07))
 
 #define PWM_CRYPT_BLOWFISH	(static_cast<char>(0x01))
 #define PWM_CRYPT_AES128	(static_cast<char>(0x02))
 #define PWM_CRYPT_AES192	(static_cast<char>(0x03))
 #define PWM_CRYPT_AES256	(static_cast<char>(0x04))
 #define PWM_CRYPT_3DES		(static_cast<char>(0x05))
 #define PWM_CRYPT_TWOFISH	(static_cast<char>(0x06))
 #define PWM_CRYPT_TWOFISH128	(static_cast<char>(0x07))
 
 #define PWM_COMPRESS_NONE	(static_cast<char>(0x00))
 #define PWM_COMPRESS_GZIP	(static_cast<char>(0x01))
 #define PWM_COMPRESS_BZIP2	(static_cast<char>(0x02))
 
 #define DEFAULT_MAX_ENTRIES	(~(static_cast<unsigned int>(0)))
 #define FILE_ID_HEADER  	"PWM_PASSWORD_FILE"
diff --git a/pwmanager/pwmanager/pwmdocui.cpp b/pwmanager/pwmanager/pwmdocui.cpp
index 7b8e0ee..6ddb6f5 100644
--- a/pwmanager/pwmanager/pwmdocui.cpp
+++ b/pwmanager/pwmanager/pwmdocui.cpp
@@ -244,110 +244,120 @@ int PwMDocUi::dirtyAskSave(const QString &docTitle)
 }
 
 bool PwMDocUi::saveDocUi(PwMDoc *doc)
 {
 	PWM_ASSERT(doc);
 	doc->timer()->getLock(DocTimer::id_autoLockTimer);
 	if (doc->isDocEmpty()) {
 		KMessageBox::information(currentView,
 					 i18n
 					 ("Sorry, there's nothing to save.\n"
 					  "Please first add some passwords."),
 					 i18n("nothing to do"));
 		doc->timer()->putLock(DocTimer::id_autoLockTimer);
 		return true;
 	}
 	PwMerror ret = doc->saveDoc(conf()->confGlobCompression());
 	if (ret == e_filename) {
 		doc->timer()->putLock(DocTimer::id_autoLockTimer);
 		return saveAsDocUi(doc);
 	} else if (ret == e_weakPw) {
 		KMessageBox::error(currentView,
 				   i18n("Error: This is a weak password.\n"
 					"Please select another password."),
 				   i18n("weak password"));
 		doc->timer()->putLock(DocTimer::id_autoLockTimer);
 		return false;
 	} else if (ret == e_fileBackup) {
 		KMessageBox::error(currentView,
 				   i18n("Error: Couldn't make backup-file!"),
 				   i18n("backup failed"));
 		doc->timer()->putLock(DocTimer::id_autoLockTimer);
 		return false;
+	} else if (ret == e_noPw ||
+		   ret == e_wrongPw ||
+		   ret == e_openFile) {
+	            doc->timer()->putLock(DocTimer::id_autoLockTimer);
+		    return false;
 	} else if (ret != e_success) {
 		KMessageBox::error(currentView,
 				   i18n("Error: Couldn't write to file.\n"
 					"Please check if you have permission to\n"
 					"write to the file in that directory."),
 				   i18n("error while writing"));
 		doc->timer()->putLock(DocTimer::id_autoLockTimer);
 		return false;
 	}
 	doc->timer()->putLock(DocTimer::id_autoLockTimer);
 	return true;
 }
 
 bool PwMDocUi::saveAsDocUi(PwMDoc *doc)
 {
 	PWM_ASSERT(doc);
 	doc->timer()->getLock(DocTimer::id_autoLockTimer);
 	if (doc->isDocEmpty()) {
 		KMessageBox::information(currentView,
 					 i18n
 					 ("Sorry, there's nothing to save.\n"
 					  "Please first add some passwords."),
 					 i18n("nothing to do"));
 		doc->timer()->putLock(DocTimer::id_autoLockTimer);
 		return true;
 	}
 #ifndef PWM_EMBEDDED
 	QString fn(KFileDialog::getSaveFileName(QString::null,
 						i18n("*.pwm|PwManager Password file"),
 						currentView));
 #else
         QString fn = locateLocal( "data", KGlobal::getAppName() + "/*.pwm" );
 	fn = KFileDialog::getSaveFileName(fn,
 						i18n("password filename(*.pwm)"),
 						currentView);
 
 #endif
 	if (fn == "") {
 		doc->timer()->putLock(DocTimer::id_autoLockTimer);
 		return false;
 	}
 	if (fn.right(4) != ".pwm")
 		fn += ".pwm";
 
 	PwMerror ret = doc->saveDoc(conf()->confGlobCompression(), &fn);
-	if (ret != e_success) {
+	if (ret == e_noPw ||
+	    ret == e_wrongPw ||
+	    ret == e_openFile) {
+	  doc->timer()->putLock(DocTimer::id_autoLockTimer);
+	  return false;
+	} else if (ret != e_success) {
 		KMessageBox::error(currentView,
 				   i18n("Error: Couldn't write to file.\n"
 					"Please check if you have permission to\n"
 					"write to the file in that directory."),
 				   i18n("error while writing"));
 		doc->timer()->putLock(DocTimer::id_autoLockTimer);
 		return false;
 	}
 	doc->timer()->putLock(DocTimer::id_autoLockTimer);
 	return true;
 }
 
 bool PwMDocUi::openDocUi(PwMDoc *doc,
 			 QString filename,
 			 bool openDeepLocked)
 {
 	if (filename.isEmpty())
 	  {
 #ifndef PWM_EMBEDDED
 		filename = KFileDialog::getOpenFileName(QString::null,
 							i18n("*.pwm|PwManager Password file\n"
 							     "*|All files"), getCurrentView());
 #else
 		filename = locateLocal( "data", KGlobal::getAppName() + "/*.pwm");
 		filename = KFileDialog::getOpenFileName(filename,
 							i18n("password filename(*.pwm)"), getCurrentView());
 #endif
 	  }
 	if (filename.isEmpty())
 		goto cancelOpen;
 	PwMerror ret;
 	while (true) {