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tdepim/libkpgp/kpgpkey.cpp

261 lines
5.4 KiB

/*
kpgpkey.cpp
Copyright (C) 2001,2002 the KPGP authors
See file AUTHORS.kpgp for details
This file is part of KPGP, the KDE PGP/GnuPG support library.
KPGP 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.
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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "kpgpkey.h"
#include "kdebug.h"
namespace Kpgp {
/* member functions of Kpgp::KeyIDList --------------------------------- */
/** Converts from a KeyIDList to a TQStringList.
*/
TQStringList KeyIDList::toStringList() const
{
TQStringList res;
for( KeyIDList::ConstIterator it = begin(); it != end(); ++it ) {
res << (*it).data();
}
return res;
}
/** Converts from a TQStringList to a KeyIDList.
*/
KeyIDList KeyIDList::fromStringList( const TQStringList& l )
{
KeyIDList res;
for( TQStringList::ConstIterator it = l.begin(); it != l.end(); ++it ) {
res << (*it).local8Bit();
}
return res;
}
/* member functions of Kpgp::UserID ------------------------------------ */
UserID::UserID(const TQString& str, const Validity validity,
const bool revoked, const bool invalid)
{
mText = str;
mValidity = validity;
mRevoked = revoked;
mInvalid = invalid;
}
/* member functions of Kpgp::Subkey ------------------------------------ */
Subkey::Subkey(const KeyID& keyID, const bool secret)
{
mSecret = secret;
mKeyID = keyID;
mRevoked = false;
mExpired = false;
mDisabled = false;
mInvalid = false;
mCanEncrypt = false;
mCanSign = false;
mCanCertify = false;
mKeyAlgo = 0;
mKeyLen = 0;
mFingerprint = 0;
mTimestamp = 0;
mExpiration = 0;
}
/* member functions of Kpgp::Key --------------------------------------- */
Key::Key(const KeyID& keyid, const TQString& uid, const bool secret) :
mSubkeys(), mUserIDs()
{
mSecret = secret;
if (!keyid.isEmpty())
addSubkey(keyid, secret);
if (!uid.isEmpty())
addUserID(uid);
mRevoked = false;
mExpired = false;
mDisabled = false;
mInvalid = false;
mCanEncrypt = false;
mCanSign = false;
mCanCertify = false;
mEncryptPref = UnknownEncryptPref;
}
Key::~Key()
{
//kdDebug(5100) << "Kpgp::Key: Deleting key " << primaryUserID() << endl;
mUserIDs.setAutoDelete(true);
mUserIDs.clear();
mSubkeys.setAutoDelete(true);
mSubkeys.clear();
}
void
Key::clear()
{
mSecret = false;
mRevoked = false;
mExpired = false;
mDisabled = false;
mInvalid = false;
mCanEncrypt = false;
mCanSign = false;
mCanCertify = false;
mEncryptPref = UnknownEncryptPref;
mSubkeys.setAutoDelete(true);
mSubkeys.clear();
mUserIDs.setAutoDelete(true);
mUserIDs.clear();
}
Validity
Key::keyTrust() const
{
Validity trust = KPGP_VALIDITY_UNKNOWN;
for( UserIDListIterator it(mUserIDs); it.current(); ++it )
{
if( (*it)->validity() > trust )
trust = (*it)->validity();
}
return trust;
}
Validity
Key::keyTrust( const TQString& uid ) const
{
Validity trust = KPGP_VALIDITY_UNKNOWN;
if( uid.isEmpty() )
return trust;
for( UserIDListIterator it(mUserIDs); it.current(); ++it )
{
if( (*it)->text() == uid )
trust = (*it)->validity();
}
return trust;
}
void
Key::cloneKeyTrust( const Key* key )
{
if( !key )
return;
for( UserIDListIterator it(mUserIDs); it.current(); ++it )
{
(*it)->setValidity( key->keyTrust( (*it)->text() ) );
}
}
bool
Key::isValid() const
{
return ( !mRevoked && !mExpired && !mDisabled && !mInvalid );
}
bool
Key::isValidEncryptionKey() const
{
return ( !mRevoked && !mExpired && !mDisabled && !mInvalid && mCanEncrypt );
}
bool
Key::isValidSigningKey() const
{
return ( !mRevoked && !mExpired && !mDisabled && !mInvalid && mCanSign );
}
void Key::addUserID(const TQString &uid, const Validity validity,
const bool revoked, const bool invalid)
{
if (!uid.isEmpty()) {
UserID *userID = new UserID(uid, validity, revoked, invalid);
mUserIDs.append(userID);
}
}
bool Key::matchesUserID(const TQString& str, bool cs)
{
if (str.isEmpty() || mUserIDs.isEmpty())
return false;
for (UserIDListIterator it(mUserIDs); it.current(); ++it) {
if (((*it)->text().tqfind(str, 0, cs)) != -1)
return true;
}
return false;
}
void Key::addSubkey(const KeyID& keyID, const bool secret)
{
if (!keyID.isEmpty()) {
Subkey *key = new Subkey(keyID, secret);
mSubkeys.append(key);
}
}
Subkey *Key::getSubkey(const KeyID& keyID)
{
if (keyID.isEmpty() || mSubkeys.isEmpty())
return 0;
// is the given key ID a long (16 chars) or a short (8 chars) key ID?
bool longKeyID = (keyID.length() == 16);
for (SubkeyListIterator it(mSubkeys); it.current(); ++it) {
if (longKeyID) {
if ((*it)->longKeyID() == keyID)
return (*it);
}
else {
if ((*it)->keyID() == keyID)
return (*it);
}
}
return 0;
}
void Key::setFingerprint(const KeyID& keyID, const TQCString &fpr)
{
Subkey *key;
if ((key = getSubkey(keyID)) != 0) {
key->setFingerprint(fpr);
}
else
kdDebug(5006) << "Error: Can't set fingerprint. A subkey with key ID 0x"
<< keyID << " doesn't exist." << endl;
}
} // namespace Kpgp