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- /* This file is part of the KDE project
- *
- * Copyright (C) 2000-2003 George Staikos <staikos@kde.org>
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library 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
- * Library General Public License for more details.
- *
- * You should have received a copy of the GNU Library General Public License
- * along with this library; see the file COPYING.LIB. If not, write to
- * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
- * Boston, MA 02110-1301, USA.
- */
-
- #ifndef _KSSLCERTIFICATE_H
- #define _KSSLCERTIFICATE_H
-
-
- // UPDATE: I like the structure of this class less and less every time I look
- // at it. I think it needs to change.
- //
- //
- // The biggest reason for making everything protected here is so that
- // the class can have all it's methods available even if openssl is not
- // available. Also, to create a new certificate you should use the
- // KSSLCertificateFactory, and to manage the user's database of certificates,
- // you should go through the KSSLCertificateHome.
- //
- // There should be no reason to touch the X509 stuff directly.
- //
-
- #include <qcstring.h>
- #include <qvaluelist.h>
-
- class QString;
- class QStringList;
- class QCString;
- class KSSL;
- class KSSLCertificatePrivate;
- class QDateTime;
- class KSSLCertChain;
- class KSSLX509V3;
-
- #include <kdelibs_export.h>
-
- #ifdef Q_WS_WIN
- #include "ksslconfig_win.h"
- #else
- #include "ksslconfig.h"
- #endif
-
- #ifdef KSSL_HAVE_SSL
- typedef struct x509_st X509;
- #else
- class X509;
- #endif
-
- /**
- * KDE X.509 Certificate
- *
- * This class represents an X.509 (SSL) certificate.
- * Note: this object is VERY HEAVY TO COPY. Please try to use reference
- * or pointer whenever possible
- *
- * @author George Staikos <staikos@kde.org>
- * @see KSSL
- * @short KDE X.509 Certificate
- */
- class KIO_EXPORT KSSLCertificate {
- friend class KSSL;
- friend class KSSLCertificateHome;
- friend class KSSLCertificateFactory;
- friend class KSSLCertificateCache;
- friend class KSSLCertChain;
- friend class KSSLPeerInfo;
- friend class KSSLPKCS12;
- friend class KSSLD;
- friend class KSMIMECryptoPrivate;
-
-
- public:
- /**
- * Destroy this X.509 certificate.
- */
- ~KSSLCertificate();
-
- /**
- * Create an X.509 certificate from a base64 encoded string.
- * @param cert the certificate in base64 form
- * @return the X.509 certificate, or NULL
- */
- static KSSLCertificate *fromString(QCString cert);
-
- /**
- * Create an X.509 certificate from the internal representation.
- * This one duplicates the X509 object for itself.
- * @param x5 the OpenSSL representation of the certificate
- * @return the X.509 certificate, or NULL
- * @internal
- */
- static KSSLCertificate *fromX509(X509 *x5);
-
- /**
- * A CA certificate can be validated as Irrelevant when it was
- * not used to sign any other relevant certificate.
- */
- enum KSSLValidation { Unknown, Ok, NoCARoot, InvalidPurpose,
- PathLengthExceeded, InvalidCA, Expired,
- SelfSigned, ErrorReadingRoot, NoSSL,
- Revoked, Untrusted, SignatureFailed,
- Rejected, PrivateKeyFailed, InvalidHost,
- Irrelevant, SelfSignedChain
- };
-
- enum KSSLPurpose { None=0, SSLServer=1, SSLClient=2,
- SMIMESign=3, SMIMEEncrypt=4, Any=5 };
-
- typedef QValueList<KSSLValidation> KSSLValidationList;
-
- /**
- * Convert this certificate to a string.
- * @return the certificate in base64 format
- */
- QString toString();
-
- /**
- * Get the subject of the certificate (X.509 map).
- * @return the subject
- */
- QString getSubject() const;
-
- /**
- * Get the issuer of the certificate (X.509 map).
- * @return the issuer
- */
- QString getIssuer() const;
-
- /**
- * Get the date that the certificate becomes valid on.
- * @return the date as a string, localised
- */
- QString getNotBefore() const;
-
- /**
- * Get the date that the certificate is valid until.
- * @return the date as a string, localised
- */
- QString getNotAfter() const;
-
- /**
- * Get the date that the certificate becomes valid on.
- * @return the date
- */
- QDateTime getQDTNotBefore() const;
-
- /**
- * Get the date that the certificate is valid until.
- * @return the date
- */
- QDateTime getQDTNotAfter() const;
-
- /**
- * Convert the certificate to DER (ASN.1) format.
- * @return the binary data of the DER encoding
- */
- QByteArray toDer();
-
- /**
- * Convert the certificate to PEM (base64) format.
- * @return the binary data of the PEM encoding
- */
- QByteArray toPem();
-
- /**
- * Convert the certificate to Netscape format.
- * @return the binary data of the Netscape encoding
- */
- QByteArray toNetscape();
-
- /**
- * Convert the certificate to OpenSSL plain text format.
- * @return the OpenSSL text encoding
- */
- QString toText();
-
- /**
- * Get the serial number of the certificate.
- * @return the serial number as a string
- */
- QString getSerialNumber() const;
-
- /**
- * Get the key type (RSA, DSA, etc).
- * @return the key type as a string
- */
- QString getKeyType() const;
-
- /**
- * Get the public key.
- * @return the public key as a hexidecimal string
- */
- QString getPublicKeyText() const;
-
- /**
- * Get the MD5 digest of the certificate.
- * Result is padded with : to separate bytes - it's a text version!
- * @return the MD5 digest in a hexidecimal string
- */
- QString getMD5DigestText() const;
-
- /**
- * Get the MD5 digest of the certificate.
- * @return the MD5 digest in a hexidecimal string
- */
- QString getMD5Digest() const;
-
- /**
- * Get the signature.
- * @return the signature in text format
- */
- QString getSignatureText() const;
-
- /**
- * Check if this is a valid certificate. Will use cached data.
- * @return true if it is valid
- */
- bool isValid();
-
- /**
- * Check if this is a valid certificate. Will use cached data.
- * @param p the purpose to validate for
- * @return true if it is valid
- */
- bool isValid(KSSLPurpose p);
-
- /**
- * The alternate subject name.
- * @return string list with subjectAltName
- */
- QStringList subjAltNames() const;
-
- /**
- * Check if this is a valid certificate. Will use cached data.
- * @return the result of the validation
- */
- KSSLValidation validate();
-
- /**
- * Check if this is a valid certificate. Will use cached data.
- * @param p the purpose to validate for
- * @return the result of the validation
- */
- KSSLValidation validate(KSSLPurpose p);
-
- /**
- * Check if this is a valid certificate. Will use cached data.
- * @param p the purpose to validate for
- * @return all problems encountered during validation
- */
- KSSLValidationList validateVerbose(KSSLPurpose p);
-
- /**
- * Check if the certificate ca is a proper CA for this
- * certificate.
- * @param p the purpose to validate for
- * @param ca the certificate to check
- * @return all problems encountered during validation
- */
- KSSLValidationList validateVerbose(KSSLPurpose p, KSSLCertificate *ca);
-
- /**
- * Check if this is a valid certificate. Will NOT use cached data.
- * @return the result of the validation
- */
- KSSLValidation revalidate();
-
- /**
- * Check if this is a valid certificate. Will NOT use cached data.
- * @param p the purpose to validate for
- * @return the result of the validation
- */
- KSSLValidation revalidate(KSSLPurpose p);
-
- /**
- * Get a reference to the certificate chain.
- * @return reference to the chain
- */
- KSSLCertChain& chain();
-
- /**
- * Obtain the localized message that corresponds to a validation result.
- * @param x the code to look up
- * @return the message text corresponding to the validation code
- */
- static QString verifyText(KSSLValidation x);
-
- /**
- * Explicitly make a copy of this certificate.
- * @return a copy of the certificate
- */
- KSSLCertificate *replicate();
-
- /**
- * Copy constructor. Beware, this is very expensive.
- * @param x the object to copy from
- */
- KSSLCertificate(const KSSLCertificate& x); // copy constructor
-
- /**
- * Re-set the certificate from a base64 string.
- * @param cert the certificate to set to
- * @return true on success
- */
- bool setCert(QString& cert);
-
- /**
- * Access the X.509v3 parameters.
- * @return reference to the extension object
- * @see KSSLX509V3
- */
- KSSLX509V3& x509V3Extensions();
-
- /**
- * Check if this is a signer certificate.
- * @return true if this is a signer certificate
- */
- bool isSigner();
-
- /**
- * FIXME: document
- */
- void getEmails(QStringList& to) const;
-
- /**
- * KDEKey is a concatenation "Subject (MD5)", mostly needed for SMIME.
- * The result of getKDEKey might change and should not be used for
- * persistant storage.
- */
- QString getKDEKey() const;
-
- /**
- * Aegypten semantics force us to search by MD5Digest only.
- */
- static QString getMD5DigestFromKDEKey(const QString& k);
-
- private:
- KIO_EXPORT friend int operator!=(KSSLCertificate& x, KSSLCertificate& y);
- KIO_EXPORT friend int operator==(KSSLCertificate& x, KSSLCertificate& y);
-
- KSSLCertificatePrivate *d;
- int purposeToOpenSSL(KSSLPurpose p) const;
-
- protected:
- KSSLCertificate();
-
- void setCert(X509 *c);
- void setChain(void *c);
- X509 *getCert();
- KSSLValidation processError(int ec);
- };
-
- KIO_EXPORT QDataStream& operator<<(QDataStream& s, const KSSLCertificate& r);
- KIO_EXPORT QDataStream& operator>>(QDataStream& s, KSSLCertificate& r);
-
- KIO_EXPORT int operator==(KSSLCertificate& x, KSSLCertificate& y);
- KIO_EXPORT inline int operator!=(KSSLCertificate& x, KSSLCertificate& y)
- { return !(x == y); }
-
- #endif
-
-