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git-svn-id: https://svn.code.sf.net/p/keepassx/code/trunk@1 b624d157-de02-0410-bad0-e51aec6abb33
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tariq
2005-10-11 19:59:21 +00:00
commit 434e6a5aa3
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121
src/import/Import_KWalletXml.cpp Executable file
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/***************************************************************************
* Copyright (C) 2005 by Tarek Saidi *
* mail@tarek-saidi.de *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#include "Import_KWalletXml.h"
#include <iostream.h>
#include <qobject.h>
#include <qfile.h>
#include <qdom.h>
bool Import_KWalletXml::importFile(QString FileName,PwDatabase* pwm,QString& err){
QFile file(FileName);
if(!file.exists()){
err+=QObject::trUtf8("Datei nicht gefunden");
return false;}
if(!file.open(IO_ReadOnly)){
err+=QObject::trUtf8("Datei konnte nicht geöffnet werden");
return false;}
int len=file.size();
if(len==0){
err+=QObject::trUtf8("Datei ist leer");
return false;}
UINT8* buffer=new UINT8[len];
file.readBlock((char*)buffer,len);
file.close();
QDomDocument doc;
QString xmlerr;
int col,line;
if(!doc.setContent(QString::fromUtf8((char*)buffer,len),false,&xmlerr,&line,&col)){
cout << "Import_PwManager::parseXmlContent():" << endl;
cout << (xmlerr+" (Line:%1 Column:%2)").arg(line).arg(col) << endl;
err+=QObject::trUtf8("Ungültiges XML-Dokument");
delete [] buffer;
return false;}
delete [] buffer;
QDomElement root=doc.documentElement();
if(root.tagName()!="wallet"){err+=QObject::trUtf8("Ungültiges XML-Dokument"); return false;}
QDomNodeList groups=root.elementsByTagName("folder");
if(!groups.length()){err+=QObject::trUtf8("Dokument enthält keine Daten"); return false;}
for(int i=0;i<groups.length();i++){
if(!groups.item(i).isElement()){err+=QObject::trUtf8("Ungültiges XML-Dokument"); return false;}
QDomElement CurrGroup=groups.item(i).toElement();
if(!CurrGroup.hasAttribute("name")){err+=QObject::trUtf8("Ungültiges XML-Dokument"); return false;}
CGroup* NewGroup=pwm->addGroup(NULL);
NewGroup->Name=CurrGroup.attribute("name");
QDomNodeList entries=CurrGroup.elementsByTagName("password");
for(int j=0;j<entries.length();j++){
if(!entries.item(j).isElement()){err+=QObject::trUtf8("Ungültiges XML-Dokument"); return false;}
QDomElement CurrEntry=entries.item(j).toElement();
if(!CurrEntry.hasAttribute("name")){err+=QObject::trUtf8("Ungültiges XML-Dokument"); return false;}
CEntry* NewEntry=pwm->addEntry();
NewEntry->Title=CurrEntry.attribute("name");
NewEntry->GroupID=NewGroup->ID;
QString pw=CurrEntry.text();
NewEntry->Password.setString(pw,true);
}
}
pwm->filename="";
pwm->SearchGroupID=-1;
pwm->CryptoAlgorithmus=ALGO_AES;
pwm->KeyEncRounds=6000;
return true;
}
// unvollständiger Schnippsel zum Lesen des Binärformats
/*
QFile file(FileName);
if(!file.exists()){
err+=QObject::trUtf8("Datei nicht gefunden");
return false;}
if(!file.open(IO_ReadOnly)){
err+=QObject::trUtf8("Datei konnte nicht geöffnet werden");
return false;}
int len=file.size();
int offset=0;
if(len<48){
err+=QObject::trUtf8("Unerwartete Dateilänge");
return false;}
UINT8* buffer=new UINT8[len];
int df=file.readBlock((char*)buffer,len);
file.close();
if(memcmp(buffer,"KWALLET\n\r\0\r\n",12)){
err+=QObject::trUtf8("Keine gültige KWallet-Datei");
return false;}
offset+=12;
MajorVersion=buffer[offset];
offset++;
MinorVersion=buffer[offset];
offset++;
if(MajorVersion != 0 || MinorVersion !=0){
err+=QObject::trUtf8("Nicht unterstützte Format Version");
return false;}
CryptAlgo=buffer[offset];
offset++;
if(CryptAlgo != 0){
err+=QObject::trUtf8("Nicht unterstützter Verschlüsselungsalgorithmus");
return false;}
HashAlgo=buffer[offset];
offset++;
if(HashAlgo != 0){
err+=QObject::trUtf8("Nicht unterstützter Hash-Algorithmus");
return false;}
*/

32
src/import/Import_KWalletXml.h Executable file
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/***************************************************************************
* Copyright (C) 2005 by Tarek Saidi *
* mail@tarek-saidi.de *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#ifndef _IMPORT_KWALLET_H_
#define _IMPORT_KWALLET_H_
#include <qstring.h>
#include "PwManager.h"
class Import_KWalletXml{
public:
bool importFile(QString FileName,PwDatabase* db,QString& err);
private:
};
#endif

165
src/import/Import_PwManager.cpp Executable file
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/***************************************************************************
* Copyright (C) 2005 by Tarek Saidi *
* mail@tarek-saidi.de *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#include <qobject.h>
#include <qfile.h>
#include <iostream.h>
#include <qdom.h>
#include "crypto/blowfish.h"
#include "crypto/sha1.h"
#include "Import_PwManager.h"
bool Import_PwManager::importFile(QString filename, QString password, PwDatabase* db, QString& err){
database=db;
QFile file(filename);
char* buffer=NULL;
int offset=0;
int len=0;
if(!file.exists()){err+=QObject::trUtf8("Die angegebene Datei existiert nicht."); return false;}
if(!file.open(IO_ReadOnly)){err+=QObject::trUtf8("Datei konnte nicht geöffnet werden."); return false;}
if(len=file.size()) buffer=new char[len];
else {err+=QObject::trUtf8("Datei ist leer"); return false;}
file.readBlock(buffer,len);
file.close();
if(QString::fromAscii(buffer,17)!="PWM_PASSWORD_FILE")
{err+=QObject::trUtf8("Keine gültige PwManager-Datei"); return false;}
offset+=17;
if(buffer[offset]!=0x05)
{err+=QObject::trUtf8("Nicht unterstützte Version"); return false;}
offset++;
if(buffer[offset]!=0x01)
{err+=QObject::trUtf8("Nicht unterstützter Hash-Algorithmus"); return false;}
offset++;
if(buffer[offset]!=0x01)
{err+=QObject::trUtf8("Nicht unterstützter Hash-Algorithmus"); return false;}
offset++;
if(buffer[offset]!=0x01)
{err+=QObject::trUtf8("Nicht unterstützter Verschlüsselungs-Algorithmus"); return false;}
offset++;
if(buffer[offset]==0x00)Compression=0;
if(buffer[offset]==0x01)Compression=1;
if(buffer[offset]==0x02)Compression=2;
///@TODO Compression
if(buffer[offset])
{err+=QObject::trUtf8("Komprimierte PwManager-Dateien werden nicht unterstützt"); return false;}
offset++;
if(buffer[offset]==0x00)KeyFlag=true;
else KeyFlag=false;
offset++;
//Reserved Bytes (64)
offset+=64;
memcpy(KeyHash,buffer+offset,20);
offset+=20;
memcpy(DataHash,buffer+offset,20);
offset+=20;
Blowfish blowfish;
int pwlen=password.length();
byte* Key=new byte[pwlen];
byte* xml=new byte[len-offset+1];
xml[len-offset]=0;
memcpy(Key,password.ascii(),pwlen);
char* key_hash=new char[20];
CSHA1 sha;
sha.Update(Key,pwlen);
sha.Final();
sha.GetHash((unsigned char*)key_hash);
if(memcmp(key_hash,KeyHash,20)){
delete[] Key; delete [] key_hash; delete [] buffer;
err+=QObject::trUtf8("Falsches Passwort");
return false;
}
delete [] key_hash;
blowfish.bf_setkey(Key,password.length());
blowfish.bf_decrypt(xml,(byte*)buffer+offset,len-offset);
delete [] Key;
delete [] buffer;
char* content_hash=new char[20];
sha.Reset();
sha.Update(xml,strlen((char*)xml)-1);
sha.Final();
sha.GetHash((unsigned char*)content_hash);
if(memcmp(content_hash,DataHash,20)){
delete [] content_hash; delete [] xml;
err+=QObject::trUtf8("Dateiinhalt ungültig (Hash-Test fehlgeschlagen)");
return false;
}
delete[] content_hash;
if(!parseXmlContent((char*)xml)){
delete [] xml;
err+=QObject::trUtf8("Ungültiger XML-Inhalt"); return false;}
return true;
}
bool Import_PwManager::parseXmlContent(char* content){
QDomDocument db;
QString err;
int col,line;
if(!db.setContent(QString::fromUtf8(content,strlen(content)-1),false,&err,&line,&col)){
cout << "Import_PwManager::parseXmlContent():" << endl;
cout << (err+" (Line:%1 Column:%2)").arg(line).arg(col) << endl;
return false;}
QDomElement root=db.documentElement();
if(root.tagName()!="P")return false;
//Kommentar und Kategorie haben das selbe Tag "c"
if(!root.elementsByTagName("c").item(0).isElement())return false;
QDomElement groups=root.elementsByTagName("c").item(0).toElement();
int i=0;
while(1){
QDomElement CurrGroup;
if(!groups.elementsByTagName("c"+QString::number(i)).length())break;
if(groups.elementsByTagName("c"+QString::number(i)).length()>1)return false;
if(!groups.elementsByTagName("c"+QString::number(i)).item(0).isElement())return false;
CurrGroup=groups.elementsByTagName("c"+QString::number(i)).item(0).toElement();
if(!CurrGroup.hasAttribute("n"))return false;
CGroup* NewGroup=database->addGroup(NULL);
NewGroup->Name=CurrGroup.attribute("n");
int j=0;
while(1){
QDomElement CurrEntry;
if(!CurrGroup.elementsByTagName("e"+QString::number(j)).length())break;
if(CurrGroup.elementsByTagName("e"+QString::number(j)).length()>1)return false;
if(!CurrGroup.elementsByTagName("e"+QString::number(j)).item(0).isElement())return false;
CurrEntry=CurrGroup.elementsByTagName("e"+QString::number(j)).item(0).toElement();
if(!xml_parseEntryAttributes(&CurrEntry,NewGroup))return false;
j++;
}
i++;
}
return true;
}
bool Import_PwManager::xml_parseEntryAttributes(QDomElement* EntryElement,CGroup* NewGroup){
CEntry* e=database->addEntry();
e->Title=EntryElement->elementsByTagName("d").item(0).toElement().text();
e->UserName=EntryElement->elementsByTagName("n").item(0).toElement().text();
QString pw=EntryElement->elementsByTagName("p").item(0).toElement().text();
e->Password.setString(pw,true);
e->Additional=EntryElement->elementsByTagName("c").item(0).toElement().text();
e->Additional=e->Additional.replace("$>--endl--<$","\n");
e->URL=EntryElement->elementsByTagName("u").item(0).toElement().text();
e->GroupID=NewGroup->ID;
return true;
}

41
src/import/Import_PwManager.h Executable file
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/***************************************************************************
* Copyright (C) 2005 by Tarek Saidi *
* mail@tarek-saidi.de *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#ifndef _IMPORT_PWMANAGER_
#define _IMPORT_PWMANAGER_
#include <qdom.h>
#include <qstring.h>
#include "PwManager.h"
class Import_PwManager{
public:
bool importFile(QString FileName, QString Password,PwDatabase* db,QString& err);
private:
bool KeyFlag; // true=Password, false=Chipcard
int Compression; // 0=none, 1=gzip, 2=bzip2
unsigned char KeyHash[20];
unsigned char DataHash[20];
PwDatabase* database;
bool parseXmlContent(char* content);
bool xml_parseEntryAttributes(QDomElement* EntryTag,CGroup* parent);
};
#endif